{"id":7065,"date":"2024-07-02T06:49:32","date_gmt":"2024-07-02T06:49:32","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=7065"},"modified":"2026-04-28T10:42:30","modified_gmt":"2026-04-28T10:42:30","slug":"what-is-the-full-explanation","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/hu\/what-is-the-full-explanation\/","title":{"rendered":"Mi a teljes magyar\u00e1zata a biok\u00e9miai tart\u00e1lyhab probl\u00e9m\u00e1j\u00e1nak, \u00e9s hogyan lehet azt megf\u00e9kezni?"},"content":{"rendered":"<h1>Mi a teljes magyar\u00e1zata a biok\u00e9miai tart\u00e1lyhab probl\u00e9m\u00e1j\u00e1nak, \u00e9s hogyan lehet azt megf\u00e9kezni?<\/h1>\n<p><!-- lc-qa-start --><\/p>\n<p><strong>Quick answer:<\/strong> A practical wastewater-treatment decision starts with defining the failure mode, then checks pH, COD, ammonia, sludge condition, and process interaction before changing chemistry or operation.<\/p>\n<p><!-- lc-qa-end --><\/p>\n<p><strong>Hab t\u00edpus<\/strong><\/p>\n<p><strong>Ind\u00edt\u00e1si \u00fczembe helyez\u00e9si hab<\/strong><\/p>\n<p><strong>Ind\u00edt\u00e1si \u00fczembe helyez\u00e9si habk\u00e9pz\u0151d\u00e9si mechanizmus:<\/strong><\/p>\n<p>1. Mivel a leveg\u0151ztet\u0151medenc\u00e9ben l\u00e9v\u0151 akt\u00edv iszap nem igazodik a be\u00e9rkez\u0151 szennyv\u00edz min\u0151s\u00e9g\u00e9hez, a n\u00f6veked\u00e9si k\u00f6rnyezethez val\u00f3 alkalmazkod\u00e1s hi\u00e1nya miatt k\u00f6nnyen habosodik. Az akt\u00edv iszapnak a v\u00edzmin\u0151s\u00e9ghez val\u00f3 alkalmazkod\u00e1s\u00e1val azonban a habk\u00e9pz\u0151d\u00e9s cs\u00f6kken.<\/p>\n<p>2. Az akt\u00edv iszap mennyis\u00e9ge a leveg\u0151ztet\u0151 tart\u00e1lyban viszonylag kicsi, \u00e9s az akt\u00edv iszap terhel\u00e9se viszonylag magas, ami k\u00f6nnyen habot termel, \u00e9s az akt\u00edv iszap mennyis\u00e9g\u00e9nek n\u00f6veked\u00e9s\u00e9vel a hab fokozatosan elt\u0171nik.<\/p>\n<p>3. Az akt\u00edviszap-folyamat m\u0171k\u00f6d\u00e9s\u00e9nek kezdeti szakasz\u00e1ban a szennyv\u00edz tartalmaz n\u00e9h\u00e1ny fel\u00fcletakt\u00edv anyagot, amelyek k\u00f6nnyen okozhatnak fel\u00fcleti habz\u00e1st. De az akt\u00edv iszap fokozatos \u00e9r\u00e9s\u00e9vel ezek a fel\u00fcletakt\u00edv anyagok biol\u00f3giai leboml\u00e1ssal, a habz\u00e1s jelens\u00e9ge fokozatosan elt\u0171nik.<\/p>\n<p><strong>Denitrifik\u00e1ci\u00f3s hab<\/strong><\/p>\n<p>A denitrifik\u00e1ci\u00f3s habk\u00e9pz\u0151d\u00e9s mechanizmusa: amikor az akt\u00edv iszapkezel\u0151 rendszer alacsony terhel\u00e9ssel m\u0171k\u00f6dik, a denitrifik\u00e1ci\u00f3 az \u00fclep\u00edt\u0151 tart\u00e1lyban vagy az el\u00e9gtelen leveg\u0151ztet\u00e9s\u0171 helyen t\u00f6rt\u00e9nik, \u00e9s nitrog\u00e9n keletkezik, a nitrog\u00e9n felszabadul\u00e1sa bizonyos m\u00e9rt\u00e9kig cs\u00f6kkenti az iszap s\u0171r\u0171s\u00e9g\u00e9t, \u00e9s az iszap egy r\u00e9sz\u00e9t felfel\u00e9 hajtja, \u00edgy a habjelens\u00e9g bek\u00f6vetkezik, \u00e9s az \u00edgy keletkez\u0151 felf\u00fcggesztett hab \u00e1ltal\u00e1ban nem t\u00fal stabil.<\/p>\n<p><strong>Biofoam<\/strong><\/p>\n<p><strong>Biol\u00f3giai habk\u00e9pz\u0151d\u00e9si mechanizmus:<\/strong><\/p>\n<p>1. A habhoz kapcsol\u00f3d\u00f3 mikroorganizmusok t\u00f6bbs\u00e9ge lipideket tartalmaz, ez\u00e9rt ezek a mikroorganizmusok k\u00f6nnyebbek a v\u00edzn\u00e9l, \u00e9s k\u00f6nnyen fel\u00fasznak a felsz\u00ednre.<\/p>\n<p>2. A habhoz kapcsol\u00f3d\u00f3 mikroorganizmusok t\u00f6bbs\u00e9ge fonalas vagy el\u00e1gaz\u00f3, \u00e9s k\u00f6nnyen h\u00e1l\u00f3t alkotnak, amely k\u00e9pes a r\u00e9szecsk\u00e9ket, bubor\u00e9kokat stb. csapd\u00e1ba ejteni, \u00e9s a v\u00edz felsz\u00edn\u00e9re \u00faszni. A bubor\u00e9kok k\u00f6r\u00fclveszik a k\u00e9perny\u0151t, n\u00f6velve annak fel\u00fcleti fesz\u00fclts\u00e9g\u00e9t, \u00edgy a bubor\u00e9k nem k\u00f6nnyen t\u00f6rik, a bubor\u00e9k stabilabb.<\/p>\n<p>3. A l\u00e9g\u00e1raml\u00e1s \u00e1ltal termelt leveg\u0151bubor\u00e9kok gyakran a habk\u00e9pz\u0151d\u00e9s f\u0151 hajt\u00f3ereje. A l\u00e9gbubor\u00e9kos flot\u00e1ci\u00f3t haszn\u00e1l\u00f3 r\u00e9szecsk\u00e9knek kis m\u00e9ret\u0171, k\u00f6nny\u0171 \u00e9s hidrof\u00f3b anyagoknak kell lenni\u00fck. Ez\u00e9rt, ha a v\u00edzben l\u00e9v\u0151 olaj, lipid anyagok \u00e9s lipidtartalm\u00fa mikroorganizmusok jelenl\u00e9te eset\u00e9n k\u00f6nnyen el\u0151\u00e1ll\u00edthat\u00f3 a fel\u00fcleti habjelens\u00e9g.<\/p>\n<p><strong>Habk\u00e9pz\u0151 t\u00e9nyez\u0151k<\/strong><\/p>\n<p><strong>Az iszap visszatart\u00e1si ideje<\/strong><\/p>\n<p>A habk\u00e9pz\u0151 mikroorganizmusok \u00e1ltal\u00e1ban alacsonyabb n\u00f6veked\u00e9si sebess\u00e9ggel \u00e9s hosszabb n\u00f6veked\u00e9si ciklusokkal rendelkeznek, ez\u00e9rt a hosszabb iszap tart\u00f3zkod\u00e1si id\u0151 (SRT) kedvez\u0151 e mikroorganizmusok n\u00f6veked\u00e9se szempontj\u00e1b\u00f3l. Ez\u00e9rt a k\u00e9sleltetett leveg\u0151ztet\u00e9s\u0171 akt\u00edviszapos m\u00f3dszer nagyobb val\u00f3sz\u00edn\u0171s\u00e9ggel okoz habjelens\u00e9get. Ezenk\u00edv\u00fcl, ha a hab egyszer kialakul, a habr\u00e9teg biol\u00f3giai tart\u00f3zkod\u00e1si ideje f\u00fcggetlen az iszap tart\u00f3zkod\u00e1si idej\u00e9t\u0151l a leveg\u0151ztet\u0151 tart\u00e1lyban, \u00e9s k\u00f6nnyen kialakul a stabil \u00e9s tart\u00f3s hab.<\/p>\n<p><strong>pH-\u00e9rt\u00e9k<\/strong><\/p>\n<p>A k\u00fcl\u00f6nb\u00f6z\u0151 fonalas mikroorganizmusok k\u00fcl\u00f6nb\u00f6z\u0151 pH-k\u00f6vetelm\u00e9nyekkel rendelkeznek, a Nocardia n\u00f6veked\u00e9se rendk\u00edv\u00fcl \u00e9rz\u00e9keny a pH-ra, az optim\u00e1lis pH-\u00e9rt\u00e9k 7,8, ha a pH-\u00e9rt\u00e9k 7,0-r\u00f3l 5,0-5,6-ra cs\u00f6kken, hat\u00e9konyan cs\u00f6kkentheti a habk\u00e9pz\u0151d\u00e9st. Ez f\u0151k\u00e9nt az\u00e9rt van \u00edgy, mert az alacsony pH meghaladja a habk\u00e9pz\u0151 mikrobak\u00f6z\u00f6ss\u00e9g pH-hat\u00e1r\u00e1t. Ez\u00e9rt ha a pH 5,0, akkor hat\u00e9konyan szab\u00e1lyozza a n\u00f6veked\u00e9s\u00fcket. A pH v\u00e1ltoz\u00e1sa azonban az akt\u00edv iszap rossz alkalmazkod\u00e1s\u00e1t is okozhatja, ami habk\u00e9pz\u0151d\u00e9shez vezethet.<\/p>\n<p><strong>Oldott oxig\u00e9n<\/strong><\/p>\n<p>A biohabban tal\u00e1lhat\u00f3 Nocardia csoport szigor\u00faan aerob mikroorganizmusok, amelyek sem anoxikus, sem anaerob k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt nem k\u00e9pesek a szubsztr\u00e1tot a n\u00f6veked\u00e9shez felhaszn\u00e1lni, de nem pusztulnak el, ellent\u00e9tben a fonalas bakt\u00e9riumokkal, amelyek a nitr\u00e1tot mint v\u00e9gs\u0151 elektronakceptort k\u00e9pesek felhaszn\u00e1lni. Ez\u00e9rt a megl\u00e9v\u0151 denitrifik\u00e1ci\u00f3s \u00e9s foszforelt\u00e1vol\u00edt\u00f3 rendszer anoxikus vagy anaerob szakasz\u00e1ban is sikeresen el\u0151\u00e1ll\u00edthat\u00f3. Ha az oldott oxig\u00e9n nem elegend\u0151, \u00e9s a rendszert alacsony terhel\u00e9ssel m\u0171k\u00f6dtetik, a denitrifik\u00e1ci\u00f3s hab k\u00f6nnyen el\u0151\u00e1ll\u00edthat\u00f3.<\/p>\n<p><strong>H\u0151m\u00e9rs\u00e9klet<\/strong><\/p>\n<p>A biohab kialakul\u00e1s\u00e1hoz kapcsol\u00f3d\u00f3 bakt\u00e9riumoknak megvan a saj\u00e1t megfelel\u0151 n\u00f6veked\u00e9si h\u0151m\u00e9rs\u00e9klet\u00fck \u00e9s optim\u00e1lis h\u0151m\u00e9rs\u00e9klet\u00fck, amikor a k\u00f6rnyezet vagy a v\u00edz h\u0151m\u00e9rs\u00e9klete kedvez\u0151 a bakt\u00e9riumok n\u00f6veked\u00e9s\u00e9hez, habjelens\u00e9get hozhat l\u00e9tre. Nem csak ez, hanem a h\u0151m\u00e9rs\u00e9klet is hat\u00e1ssal van az akt\u00edviszap-rendszerben l\u00e9v\u0151 mikrobak\u00f6z\u00f6ss\u00e9gre, ami a biohab k\u00e9pz\u0151d\u00e9s\u00e9t eredm\u00e9nyezi, ami abb\u00f3l a t\u00e9nyb\u0151l is l\u00e1tszik, hogy sok biohabtermel\u00e9s szezon\u00e1lis jelleg\u0171.<\/p>\n<p><strong>A hab vesz\u00e9lyei<\/strong><\/p>\n<p>1. Ez befoly\u00e1solja a m\u0171szer norm\u00e1l kijelz\u00e9s\u00e9t, k\u00fcl\u00f6n\u00f6sen a DCS automatikus vez\u00e9rl\u00e9s\u0171 szennyv\u00edztiszt\u00edt\u00f3 telepeken, ami a rendszer hib\u00e1s m\u0171k\u00f6d\u00e9s\u00e9t okozhatja. Az ultrahangos szintm\u00e9r\u0151 eset\u00e9ben hamis szintet okoz; a szennyv\u00edztiszt\u00edt\u00f3 \u00e1llom\u00e1s teljes ki\u00fcr\u00edt\u00e9se nullah \u00e1raml\u00e1sm\u00e9r\u0151vel, a szennyv\u00edz\u00e1raml\u00e1s teljes ki\u00fcr\u00edt\u00e9s\u00e9nek hib\u00e1j\u00e1t okozhatja.<\/p>\n<p>2. A k\u00f6rnyezetre hat\u00e1ssal van, nagy mennyis\u00e9g\u0171 biohab keletkezik, amely a j\u00e1rdalapokra terjed, \u00e9s befoly\u00e1solja a norm\u00e1l karbantart\u00e1st. A biohab t\u00e9len megfagyhat, ami megnehez\u00edti a takar\u00edt\u00e1st; ny\u00e1ron pedig lobogni fog a sz\u00e9lben, rossz szagokat k\u00e9pezve \u00e9s s\u00falyosan szennyezve a k\u00f6rnyezetet.<\/p>\n<p>3. A bio-hab \u00e1ltal\u00e1ban viszk\u00f3zus, nagy mennyis\u00e9g\u0171 aktiv\u00e1lt iszap \u00e9s egy\u00e9b szil\u00e1rd anyagok ker\u00fclnek a leveg\u0151ztet\u0151 tart\u00e1ly lebeg\u0151 habr\u00e9teg\u00e9be, a habr\u00e9teg a leveg\u0151ztet\u0151 tart\u00e1ly fel\u00fclet\u00e9n dob\u00e1l\u00f3dik, akad\u00e1lyozva az oxig\u00e9n bejut\u00e1s\u00e1t a leveg\u0151ztet\u0151 tart\u00e1ly kever\u00e9k\u00e9be, cs\u00f6kkentve az oxig\u00e9nell\u00e1t\u00e1s hat\u00e9konys\u00e1g\u00e1t, k\u00fcl\u00f6n\u00f6sen a mechanikus fel\u00fcleti leveg\u0151ztet\u0151 m\u00f3dra a legnagyobb hat\u00e1ssal.<\/p>\n<p>4. Amikor a habszell\u0151ztet\u0151 tart\u00e1ly kever\u00e9k\u00e9vel keveredik a m\u00e1sodik mosogat\u00f3ba, az aktiv\u00e1lt iszappal \u00e9s m\u00e1s szil\u00e1rd anyagokkal csomagolt hab n\u00f6veli a szennyv\u00edz lebeg\u0151anyag-tartalm\u00e1t, amelyet a szennyv\u00edz v\u00edzmin\u0151s\u00e9g\u00e9nek roml\u00e1sa okoz, \u00e9s ugyanakkor a m\u00e1sodik mosogat\u00f3ban a felsz\u00ednen nagysz\u00e1m\u00fa pernye k\u00e9pz\u0151dik, ami a k\u00fcls\u0151 lefoly\u00f3v\u00edzben az SS, a COD \u00e9s m\u00e1s szennyez\u0151 anyagok n\u00f6veked\u00e9s\u00e9t eredm\u00e9nyezi.<\/p>\n<p><strong>Habszab\u00e1lyoz\u00e1si m\u00f3dszerek<\/strong><\/p>\n<p><strong>V\u00edzpermetez\u00e9s<\/strong><\/p>\n<p>Ez az egyik leggyakrabban alkalmazott fizikai m\u00f3dszer a habz\u00e1s cs\u00f6kkent\u00e9s\u00e9re, amely v\u00edzsug\u00e1r vagy v\u00edzcseppek permetez\u00e9s\u00e9vel a v\u00edz felsz\u00edn\u00e9n lebeg\u0151 l\u00e9gbubor\u00e9kok sz\u00e9tz\u00faz\u00e1s\u00e1ra szolg\u00e1l. A felbontott iszapszemcs\u00e9k r\u00e9szben visszanyerik \u00fcleped\u00e9si tulajdons\u00e1gaikat, de a rostos bakt\u00e9riumok tov\u00e1bbra is jelen vannak a kever\u00e9kben, \u00edgy a habz\u00e1s jelens\u00e9ge egy\u00e1ltal\u00e1n nem sz\u00fcntethet\u0151 meg;<\/p>\n<p><strong>Habz\u00e1sg\u00e1tl\u00f3 hozz\u00e1ad\u00e1sa<\/strong><\/p>\n<p>Er\u0151s oxid\u00e1l\u00f3 tulajdons\u00e1g\u00fa biocidok, p\u00e9ld\u00e1ul kl\u00f3r, \u00f3zon \u00e9s peroxid haszn\u00e1lhat\u00f3. A kereskedelemben kaphat\u00f3k olyan szerek is, amelyeket polietil\u00e9nglikol, szilikon, valamint vas-klorid \u00e9s r\u00e9z p\u00e1col\u00f3oldat kever\u00e9ke felhaszn\u00e1l\u00e1s\u00e1val \u00e1ll\u00edtanak el\u0151. A szerek hat\u00e1sa csak a habk\u00e9pz\u0151d\u00e9s cs\u00f6kkent\u00e9s\u00e9re, de nem a habk\u00e9pz\u0151d\u00e9s megsz\u00fcntet\u00e9s\u00e9re ir\u00e1nyul. A sz\u00e9les k\u00f6rben haszn\u00e1lt biocideknek \u00e1ltal\u00e1ban negat\u00edv hat\u00e1suk van, mert a t\u00falzott mennyis\u00e9g vagy az adagol\u00e1s helytelen elhelyez\u00e9se jelent\u0151sen cs\u00f6kkentheti a flokkul\u00e1ci\u00f3k\u00e9pz\u0151 bakt\u00e9riumok sz\u00e1m\u00e1t \u00e9s a reakci\u00f3tart\u00e1lyban l\u00e9v\u0151 organizmusok \u00f6sszmennyis\u00e9g\u00e9t. Gyakran adagolt szerek;<\/p>\n<p><strong>Az iszap tart\u00f3zkod\u00e1si idej\u00e9nek ler\u00f6vid\u00edt\u00e9se<\/strong><\/p>\n<p>Az iszap tart\u00f3zkod\u00e1si idej\u00e9nek cs\u00f6kkent\u00e9se a leveg\u0151ztet\u0151medenc\u00e9ben, azaz a cell\u00e1k \u00e1tlagos tart\u00f3zkod\u00e1si idej\u00e9nek cs\u00f6kkent\u00e9se hat\u00e9konyan szab\u00e1lyozhatja a biohabk\u00e9pz\u0151d\u00e9st az akt\u00edviszap-folyamatban. Az iszap tart\u00f3zkod\u00e1si idej\u00e9nek cs\u00f6kkent\u00e9se l\u00e9nyeg\u00e9ben egy biol\u00f3giai sz\u0171r\u00e9si strat\u00e9gia, azaz a habz\u00f3 mikroorganizmusok hossz\u00fa \u00e1tlagos gener\u00e1ci\u00f3s idej\u00e9nek jellemz\u0151j\u00e9t kihaszn\u00e1lva g\u00e1tolja a habz\u00f3 mikroorganizmusok t\u00falzott elszaporod\u00e1s\u00e1t a leveg\u0151ztet\u0151 tart\u00e1lyban, vagy kiz\u00e1rja \u0151ket, hogy el\u00e9rje a biohab szab\u00e1lyoz\u00e1s\u00e1nak c\u00e9lj\u00e1t;<\/p>\n<p><strong>Hordoz\u00f3k hozz\u00e1ad\u00e1sa a leveg\u0151ztet\u0151 reaktorhoz<\/strong><\/p>\n<p>Egyes akt\u00edviszap-rendszerekben mobil vagy fix t\u00f6lt\u0151anyagokat injekt\u00e1lnak, hogy az iszap t\u00e1gul\u00e1s\u00e1ra \u00e9s habz\u00e1sra hajlamos mikroorganizmusok szil\u00e1rdan n\u00f6vekedjenek, ami nemcsak a leveg\u0151ztet\u0151 tart\u00e1lyban l\u00e9v\u0151 biomassza mennyis\u00e9g\u00e9t n\u00f6velheti \u00e9s jav\u00edthatja a kezel\u00e9si hat\u00e1st, hanem cs\u00f6kkentheti vagy szab\u00e1lyozhatja a habz\u00e1s kialakul\u00e1s\u00e1t is.<\/p>\n<p><strong>Mit jelent a ford\u00edtott ozm\u00f3zis?<\/strong><\/p>\n<p>A ford\u00edtott ozm\u00f3zis, m\u00e1s n\u00e9ven ford\u00edtott ozm\u00f3zis, egy olyan membr\u00e1nszepar\u00e1ci\u00f3s m\u0171velet, amelyben a nyom\u00e1sk\u00fcl\u00f6nbs\u00e9get haszn\u00e1lj\u00e1k hajt\u00f3er\u0151k\u00e9nt az old\u00f3szer oldatb\u00f3l t\u00f6rt\u00e9n\u0151 elv\u00e1laszt\u00e1s\u00e1hoz. Az\u00e9rt h\u00edvj\u00e1k ford\u00edtott ozm\u00f3zisnak, mert a term\u00e9szetes ozm\u00f3zissal ellent\u00e9tes ir\u00e1nyban t\u00f6rt\u00e9nik. A k\u00fcl\u00f6nb\u00f6z\u0151 anyagok elt\u00e9r\u0151 ozmotikus nyom\u00e1s\u00e1nak megfelel\u0151en az elv\u00e1laszt\u00e1s, kivon\u00e1s, tiszt\u00edt\u00e1s \u00e9s koncentr\u00e1l\u00e1s c\u00e9lj\u00e1nak el\u00e9r\u00e9s\u00e9hez az ozmotikus nyom\u00e1sn\u00e1l nagyobb ford\u00edtott ozm\u00f3zisnyom\u00e1s, azaz ford\u00edtott ozm\u00f3zis alkalmaz\u00e1sa lehets\u00e9ges.<\/p>\n<p><strong>Mi a ford\u00edtott ozm\u00f3zis m\u0171k\u00f6d\u00e9si elve?<\/strong><\/p>\n<p><strong>1. f\u00e9lig \u00e1tereszt\u0151 membr\u00e1n:<\/strong> csak az old\u00f3szer molekul\u00e1it engedi \u00e1t, \u00e9s az oldott anyag molekul\u00e1it nem engedi \u00e1t a membr\u00e1non, ide\u00e1lis f\u00e9l\u00e1tereszt\u0151nek nevezz\u00fck.<\/p>\n<p><strong>2. ozm\u00f3zis:<\/strong> azonos k\u00fcls\u0151 nyom\u00e1son, amikor az oldat \u00e9s a tiszta old\u00f3szer a f\u00e9lig\u00e1tereszt\u0151 membr\u00e1n elv\u00e1laszt\u00e1s\u00e1hoz, a tiszta old\u00f3szer \u00e1thalad a f\u00e9lig\u00e1tereszt\u0151 membr\u00e1non, az oldat h\u00edg\u00edt\u00e1s\u00e1nak jelens\u00e9ge az \u00fagynevezett ozm\u00f3zis. 3. ozmotikus egyens\u00faly: az ozm\u00f3zis folyamat\u00e1t ozm\u00f3zisnak nevezik.<\/p>\n<p><strong>3. ozmotikus egyens\u00faly:<\/strong> ozm\u00f3zisfolyamat sor\u00e1n a k\u00e9t ellent\u00e9tes ir\u00e1nyb\u00f3l a f\u00e9lig\u00e1tereszt\u0151 membr\u00e1non \u00e1tjut\u00f3 old\u00f3szer-molekul\u00e1k sz\u00e1ma egys\u00e9gnyi id\u0151 alatt megegyezik egym\u00e1ssal, vagyis az ozmotikus egyens\u00faly el\u00e9r\u00e9se \u00e9rdek\u00e9ben.<\/p>\n<p><strong>4. ozmotikus nyom\u00e1s:<\/strong> amikor a f\u00e9lig\u00e1tereszt\u0151 membr\u00e1n elv\u00e1lasztja az oldatot a tiszta old\u00f3szert\u0151l, az eredeti oldathoz hozz\u00e1adva, hogy \u00e9ppen el\u00e9g legyen ahhoz, hogy megakad\u00e1lyozza a tiszta old\u00f3szer bejut\u00e1s\u00e1t az oldatba a tov\u00e1bbi nyom\u00e1st ozmotikus nyom\u00e1snak nevezz\u00fck. \u00c1ltal\u00e1ban min\u00e9l koncentr\u00e1ltabb az oldat, ann\u00e1l nagyobb az oldat ozmotikus nyom\u00e1sa. 5.<\/p>\n<p><strong>5. ford\u00edtott ozm\u00f3zis:<\/strong> ha az oldathoz hozz\u00e1adott nyom\u00e1s meghaladja az ozmotikus nyom\u00e1st, az oldatban l\u00e9v\u0151 old\u00f3szer a tiszta old\u00f3szer ir\u00e1ny\u00e1ba, ezt a folyamatot ford\u00edtott ozm\u00f3zisnak nevezik.<\/p>\n<p>A ford\u00edtott ozm\u00f3zis a ford\u00edtott ozm\u00f3zis membr\u00e1n haszn\u00e1lata szelekt\u00edven csak az old\u00f3szeren (\u00e1ltal\u00e1ban v\u00edz) \u00e9s az ionos anyagok visszatart\u00e1sa, a statikus nyom\u00e1sk\u00fcl\u00f6nbs\u00e9g a membr\u00e1n k\u00e9t oldala k\u00f6z\u00f6tt, mint hajt\u00f3er\u0151, hogy legy\u0151zze az old\u00f3szer ozmotikus nyom\u00e1s\u00e1t, \u00edgy az old\u00f3szer a ford\u00edtott ozm\u00f3zis membr\u00e1non kereszt\u00fcl a membr\u00e1nfolyamatok foly\u00e9kony kever\u00e9keinek elv\u00e1laszt\u00e1s\u00e1nak el\u00e9r\u00e9se \u00e9rdek\u00e9ben.<\/p>\n<p>M\u0171k\u00f6d\u00e9si nyom\u00e1sk\u00fcl\u00f6nbs\u00e9g \u00e1ltal\u00e1ban 1,5 ~ 10,5MPa, a visszatartott komponens m\u00e9rete 1 ~ 10197; a kis molekul\u00e1j\u00fa oldott anyag. Ezen k\u00edv\u00fcl minden m\u00e1s szuszpend\u00e1lt, oldott \u00e9s kolloid anyag elt\u00e1vol\u00edthat\u00f3 a foly\u00e9kony kever\u00e9kb\u0151l.<\/p>\n<p><strong>Melyek a ford\u00edtott ozm\u00f3zis elj\u00e1r\u00e1s m\u0171szaki jellemz\u0151i?<\/strong><\/p>\n<p>1. szobah\u0151m\u00e9rs\u00e9kleten f\u00e1zisv\u00e1lt\u00e1s n\u00e9lk\u00fcli \u00e1llapotban az oldott anyag \u00e9s a v\u00edz elv\u00e1laszthat\u00f3, alkalmas a h\u0151\u00e9rz\u00e9keny anyagok elv\u00e1laszt\u00e1s\u00e1ra, koncentr\u00e1ci\u00f3ra, \u00e9s a f\u00e1zisv\u00e1lt\u00e1s elv\u00e1laszt\u00e1si m\u00f3dszer\u00e9vel \u00f6sszehasonl\u00edtva alacsonyabb energiafogyaszt\u00e1s.<\/p>\n<p>2. Sz\u00e9les k\u00f6r\u0171 szennyez\u0151d\u00e9selt\u00e1vol\u00edt\u00e1s, nemcsak az oldott szervetlen s\u00f3k t\u00e1vol\u00edthat\u00f3k el, hanem mindenf\u00e9le szerves aril szennyez\u0151d\u00e9s is elt\u00e1vol\u00edthat\u00f3.<\/p>\n<p>3. magas s\u00f3elt\u00e1vol\u00edt\u00e1si ar\u00e1ny \u00e9s v\u00edzvisszaforgat\u00e1si ar\u00e1ny, \u00e9s k\u00e9pes visszatartani a n\u00e9h\u00e1ny nanom\u00e9teres vagy ann\u00e1l nagyobb r\u00e9szecskem\u00e9ret\u0171 oldott anyagokat.<\/p>\n<p>4, mert csak a nyom\u00e1s haszn\u00e1lata a membr\u00e1n sz\u00e9tv\u00e1laszt\u00e1s\u00e1nak hajt\u00f3ereje, \u00edgy a sz\u00e9tv\u00e1laszt\u00f3 eszk\u00f6z egyszer\u0171, k\u00f6nnyen kezelhet\u0151, \u00f6nellen\u0151rz\u00e9s \u00e9s karbantart\u00e1s.<\/p>\n<p>5. A ford\u00edtott ozm\u00f3zis k\u00e9sz\u00fcl\u00e9k megk\u00f6veteli, hogy a t\u00e1pv\u00edz el\u00e9rjen egy bizonyos c\u00e9lt ahhoz, hogy norm\u00e1lisan m\u0171k\u00f6dj\u00f6n, orvosi ez a nyers v\u00edz a ford\u00edtott ozm\u00f3zis k\u00e9sz\u00fcl\u00e9kbe bizonyos el\u0151kezel\u00e9si int\u00e9zked\u00e9sek alkalmaz\u00e1sa el\u0151tt. A membr\u00e1n \u00e9lettartam\u00e1nak meghosszabb\u00edt\u00e1sa \u00e9rdek\u00e9ben a membr\u00e1nt rendszeresen tiszt\u00edtani kell a szennyez\u0151d\u00e9sek elt\u00e1vol\u00edt\u00e1sa \u00e9rdek\u00e9ben.<\/p>\n<p><strong>Mik a rendszeres alkalmaz\u00e1sok?<\/strong><\/p>\n<p>A ford\u00edtott ozm\u00f3zis technol\u00f3gi\u00e1t \u00e1ltal\u00e1ban tengerv\u00edz, brakkv\u00edz, \u00e9desv\u00edz; v\u00edzl\u00e1gy\u00edt\u00f3 kezel\u00e9s; szennyv\u00edzkezel\u00e9s, valamint \u00e9lelmiszeripar, gy\u00f3gyszeripar, vegyipar, tiszt\u00edt\u00e1s, koncentr\u00e1ci\u00f3, elv\u00e1laszt\u00e1s \u00e9s \u00edgy tov\u00e1bb.<\/p>\n<p>Ezen t\u00falmen\u0151en, a ford\u00edtott ozm\u00f3zis technol\u00f3gia alkalmazott az el\u0151-s\u00f3talan\u00edt\u00e1si kezel\u00e9s is jobb eredm\u00e9nyeket \u00e9rt el, lehet, hogy a terhel\u00e9s az ioncser\u00e9l\u0151 gyanta, hogy cs\u00f6kkents\u00e9k a laza t\u00f6bb mint 90%, gyanta regener\u00e1l\u00f3szer adagol\u00e1s is cs\u00f6kkenthet\u0151 90%.<\/p>\n<p>Ez\u00e9rt nem csak k\u00f6lts\u00e9gmegtakar\u00edt\u00e1st, hanem a k\u00f6rnyezetv\u00e9delmet is el\u0151seg\u00edti. Ford\u00edtott ozm\u00f3zis technol\u00f3gia is haszn\u00e1lhat\u00f3, amellett, hogy a r\u00e9szecsk\u00e9k a v\u00edzben, szerves anyagok, kolloid anyagok, hogy cs\u00f6kkents\u00e9k a szennyez\u00e9s az ioncser\u00e9l\u0151 gyanta, meghosszabb\u00edtja az \u00e9lettartam j\u00f3 hat\u00e1ssal van.<\/p>\n<h2>Mi a k\u00fcl\u00f6nbs\u00e9g az RO ford\u00edtott ozm\u00f3zis membr\u00e1n, az ultrasz\u0171r\u0151 membr\u00e1n \u00e9s a nanosz\u0171r\u0151 membr\u00e1n k\u00f6z\u00f6tt?<\/h2>\n<p><strong>A ford\u00edtott ozm\u00f3zis membr\u00e1n, az ultrasz\u0171r\u0151 membr\u00e1n \u00e9s a nanosz\u0171r\u0151 membr\u00e1n \u00f6sszehasonl\u00edt\u00e1sa<\/strong><\/p>\n<p><strong>1. Ford\u00edtott ozm\u00f3zis membr\u00e1n:<\/strong> Ez a legk\u00e9nyesebb membr\u00e1nszepar\u00e1ci\u00f3s term\u00e9k, amely hat\u00e9konyan k\u00e9pes visszatartani az \u00f6sszes oldott s\u00f3t \u00e9s 100-n\u00e1l nagyobb molekulat\u00f6meg\u0171 szerves anyagot, mik\u00f6zben a v\u00edzmolekul\u00e1kat \u00e1tengedi. A ford\u00edtott ozm\u00f3zis membr\u00e1nt sz\u00e9les k\u00f6rben haszn\u00e1lj\u00e1k a tengerv\u00edz \u00e9s a brakkv\u00edz s\u00f3talan\u00edt\u00e1s\u00e1ban, a kaz\u00e1n p\u00f3tv\u00edz, az ipari tiszta v\u00edz \u00e9s az elektronikus nagy tisztas\u00e1g\u00fa v\u00edz el\u0151\u00e1ll\u00edt\u00e1s\u00e1ban, az iv\u00f3v\u00edz tiszta v\u00edz el\u0151\u00e1ll\u00edt\u00e1s\u00e1ban, a szennyv\u00edzkezel\u00e9sben \u00e9s a speci\u00e1lis elv\u00e1laszt\u00e1si folyamatokban.<\/p>\n<p><strong>2. Ultrasz\u0171r\u0151 membr\u00e1n:<\/strong> Nagy molekul\u00e1kat \u00e9s feh\u00e9rj\u00e9ket k\u00e9pes visszatartani 0,002-0,1 mikron k\u00f6z\u00f6tt. Ultrasz\u0171r\u0151 membr\u00e1n lehet\u0151v\u00e9 teszi a kis molekul\u00e1k \u00e9s oldott szil\u00e1rd anyagok (szervetlen s\u00f3k), stb., hogy \u00e1thaladjon, ugyanakkor hagyja kolloidok, feh\u00e9rj\u00e9k, mikroorganizmusok \u00e9s makromolekul\u00e1k szerves anyag, haszn\u00e1lt jelzi a p\u00f3rusm\u00e9ret az ultrasz\u0171r\u0151 membr\u00e1n molekulat\u00f6meg tartom\u00e1nyban a v\u00e1g\u00e1s \u00e1ltal\u00e1ban a tartom\u00e1nyban 1.000-500.000. Az ultrasz\u0171r\u0151membr\u00e1n \u00fczemi nyom\u00e1sa \u00e1ltal\u00e1ban 1-7 bar.<\/p>\n<p><strong>3. Nanosz\u0171r\u0151 membr\u00e1n:<\/strong> K\u00e9pes a nanom\u00e9ret\u0171 (0,001 mikron) anyagok visszatart\u00e1s\u00e1ra. A nanosz\u0171r\u0151 membr\u00e1n m\u0171k\u00f6d\u00e9si tartom\u00e1nya az ultrasz\u0171r\u00e9s \u00e9s a ford\u00edtott ozm\u00f3zis k\u00f6z\u00f6tt van, a visszatartott szerves anyag molekulat\u00f6mege k\u00f6r\u00fclbel\u00fcl 200-800MW, az oldott s\u00f3k visszatart\u00e1s\u00e1nak k\u00e9pess\u00e9ge 20%-98% k\u00f6z\u00f6tt, az oldhat\u00f3 egy\u00e9rt\u00e9k\u0171 ionok elt\u00e1vol\u00edt\u00e1si ar\u00e1nya alacsonyabb, mint a nagy\u00e9rt\u00e9k\u0171 ionok elt\u00e1vol\u00edt\u00e1si ar\u00e1nya, a nanosz\u0171r\u00e9st \u00e1ltal\u00e1ban a szerves anyagok \u00e9s pigmentek elt\u00e1vol\u00edt\u00e1s\u00e1ra haszn\u00e1lj\u00e1k a felsz\u00edni vizekben, a kem\u00e9nys\u00e9g \u00e9s a r\u00e1dium elt\u00e1vol\u00edt\u00e1s\u00e1ra a talajv\u00edzben, \u00e9s r\u00e9szben elt\u00e1vol\u00edtj\u00e1k az oldott s\u00f3kat az \u00e9lelmiszer- \u00e9s gy\u00f3gyszergy\u00e1rt\u00e1sban. A hasznos anyagok kivon\u00e1sa \u00e9s koncentr\u00e1l\u00e1sa. A nanosz\u0171r\u0151 membr\u00e1nok \u00e1ltal\u00e1ban 3,5-30 bar nyom\u00e1son m\u0171k\u00f6dnek.<\/p>\n<p><strong>A ford\u00edtott ozm\u00f3zis membr\u00e1nok el\u0151nyei \u00e9s h\u00e1tr\u00e1nyai az ultrasz\u0171r\u0151 membr\u00e1nokkal szemben<\/strong><\/p>\n<p>A ford\u00edtott ozm\u00f3zis membr\u00e1n p\u00f3rusm\u00e9rete csak 1\/100-a az ultrasz\u0171r\u0151 membr\u00e1n m\u00e9ret\u00e9nek, \u00edgy a ford\u00edtott ozm\u00f3zis v\u00edzkezel\u0151 berendez\u00e9s hat\u00e9konyan k\u00e9pes elt\u00e1vol\u00edtani a neh\u00e9zf\u00e9meket, peszticideket, trikl\u00f3rmet\u00e1nt \u00e9s m\u00e1s k\u00e9miai szennyez\u0151d\u00e9seket a v\u00edzben, \u00e9s az ultrasz\u0171r\u0151 v\u00edztiszt\u00edt\u00f3 er\u0151tlen. Ultrasz\u0171r\u00e9s v\u00edztiszt\u00edt\u00f3 elt\u00e1vol\u00edthatja a r\u00e9szecsk\u00e9k szennyez\u0151 anyagok \u00e9s bakt\u00e9riumok, ford\u00edtott ozm\u00f3zis minden elt\u00e1vol\u00edtani.<\/p>\n<p><strong>A ford\u00edtott ozm\u00f3zis \u00e9s az ultrasz\u0171r\u00e9s k\u00f6zponti elemei a membr\u00e1nelemek.<\/strong> <strong>K\u00e9t f\u0151 k\u00fcl\u00f6nbs\u00e9g van:<\/strong><\/p>\n<p>1. A v\u00edzmin\u0151s\u00e9g \u00e9s az eg\u00e9szs\u00e9g\u00fcgyi oszt\u00e1ly vizsg\u00e1lati szabv\u00e1nyok elt\u00e9r\u0151ek, hogy egy p\u00e9ld\u00e1t adjunk, hogy szeml\u00e9ltess\u00fck, a v\u00edz bakteri\u00e1lis mutat\u00f3k, ultrasz\u0171r\u00e9s szerint az \"\u00e1ltal\u00e1nos v\u00edzfeldolgoz\u00f3\", az \u00f6sszes telepek sz\u00e1ma 100 \/ ml; \u00e9s ford\u00edtott ozm\u00f3zis v\u00edzkezel\u0151 berendez\u00e9s a 20 \/ ml, a k\u00f6vetelm\u00e9nyek szigor\u00fabb, term\u00e9szetesen, a ford\u00edtott ozm\u00f3zis v\u00edzkezel\u0151 berendez\u00e9s, a v\u00edz min\u0151s\u00e9ge sokkal jobb, mint az ultrasz\u0171r\u00e9s. Szint\u00e9n sokkal jobb, mint az ultrasz\u0171r\u00e9s.<\/p>\n<p>2. A ford\u00edtott ozm\u00f3zis v\u00edzkezel\u0151 berendez\u00e9s min\u0151s\u00e9gi v\u00edzell\u00e1t\u00e1s, tiszta v\u00edzell\u00e1t\u00e1s iv\u00e1sra, mos\u00e1sra haszn\u00e1lt koncentr\u00e1lt v\u00edz; \u00e9s az ultrasz\u0171r\u00e9st \u00e1ltal\u00e1ban mos\u00f3v\u00edzhez haszn\u00e1lj\u00e1k; ha a csapv\u00edz min\u0151s\u00e9ge viszonylag magas min\u0151s\u00e9g\u0171, akkor iv\u00f3v\u00edzk\u00e9nt is haszn\u00e1lhat\u00f3 ultratiszta v\u00edzberendez\u00e9s.<\/p>\n<p><strong>Az ultrasz\u0171r\u00e9s el\u0151nyei:<\/strong> \u00e1ltal\u00e1ban nem haszn\u00e1lj\u00e1k a szivatty\u00fat, nincs \u00e1ramfogyaszt\u00e1s, nincsenek elektromos biztons\u00e1gi k\u00e9rd\u00e9sek; kevesebb \u00edz\u00fclet, alacsony v\u00edznyom\u00e1s, meghib\u00e1sod\u00e1si ar\u00e1ny \u00e9s a sziv\u00e1rg\u00e1s val\u00f3sz\u00edn\u0171s\u00e9ge viszonylag alacsony; egyszer\u0171 szerkezet, olcs\u00f3;<\/p>\n<p><strong>A h\u00e1tr\u00e1nyok a k\u00f6vetkez\u0151k:<\/strong> a v\u00edzben l\u00e9v\u0151 k\u00e9miai szennyez\u0151 anyagok gyenge elt\u00e1vol\u00edt\u00e1sa; rossz hat\u00e1s a k\u00fcl\u00f6nleges esem\u00e9nyek v\u00edzell\u00e1t\u00e1s\u00e1ra; a v\u00edz kiss\u00e9 rosszabb \u00edze; nem tudja cs\u00f6kkenteni a v\u00edz kem\u00e9nys\u00e9g\u00e9t, p\u00e9ld\u00e1ul a csapv\u00edz kem\u00e9nys\u00e9g\u00e9t, a f\u0151z\u0151vizes tart\u00e1lyok m\u00e9retezhet\u0151k. Az ultrasz\u0171r\u0151 membr\u00e1n elt\u00e1vol\u00edthatja a makromolekul\u00e1kat, kolloidokat, feh\u00e9rj\u00e9ket, r\u00e9szecsk\u00e9ket stb. oldatban, alacsony nyom\u00e1s, nagy v\u00edzhozam, k\u00f6nny\u0171 m\u0171k\u00f6dtetni. Az \u00fcreges sz\u00e1las ultrasz\u0171r\u0151 membr\u00e1nberendez\u00e9s kezel\u00e9si hat\u00e1s\u00e1nak vizsg\u00e1lat\u00e1val a bor k\u00e9sz\u00edt\u00e9s\u00e9hez sz\u00fcks\u00e9ges nyersv\u00edz m\u00e9lytiszt\u00edt\u00e1s\u00e1ra, bebizonyosodott, hogy az ultrasz\u0171r\u0151 membr\u00e1nos v\u00edztiszt\u00edt\u00f3 berendez\u00e9s hat\u00e9konyan kik\u00fcsz\u00f6b\u00f6lheti a v\u00edz m\u00e1sodlagos szennyez\u0151d\u00e9s\u00e9t a cs\u0151vezet\u00e9k-h\u00e1l\u00f3zatban, \u00e9s tov\u00e1bb jav\u00edthatja a v\u00edzmin\u0151s\u00e9get.<\/p>\n<p><strong>A ford\u00edtott ozm\u00f3zisos v\u00edzkezel\u0151 berendez\u00e9sek el\u0151nyei:<\/strong> v\u00edzbiztons\u00e1g, hat\u00e9konyan elt\u00e1vol\u00edthat mindenf\u00e9le k\u00e1ros szennyez\u0151d\u00e9st a v\u00edzmin\u0151s\u00e9gben; a v\u00edzell\u00e1t\u00e1s speci\u00e1lis esem\u00e9nyek jobb eredm\u00e9nyekkel; jobb v\u00edz\u00edz; hat\u00e9konyan cs\u00f6kkentheti a v\u00edz kem\u00e9nys\u00e9g\u00e9t, a f\u0151z\u0151v\u00edz tart\u00e1lyok nem k\u00f6nny\u0171 sk\u00e1l\u00e1zni; a h\u00e1tr\u00e1nyok: szivatty\u00fak, energiafogyaszt\u00e1s, elektromos biztons\u00e1gi k\u00e9rd\u00e9sek; t\u00f6bb \u00edz\u00fcletek, nagy v\u00edznyom\u00e1s, hibaar\u00e1ny \u00e9s a sziv\u00e1rg\u00e1s val\u00f3sz\u00edn\u0171s\u00e9ge viszonylag magas; a szerkezet a bonyolultabb, viszonylag dr\u00e1ga.<\/p>\n<p><strong>Ultrasz\u0171r\u0151 membr\u00e1n \u00e9s a k\u00fcl\u00f6nbs\u00e9g a nanosz\u0171r\u00e9s \u00e9s a ford\u00edtott ozm\u00f3zis k\u00f6z\u00f6tt<\/strong><\/p>\n<p><strong>Ultrasz\u0171r\u0151 membr\u00e1n<\/strong><\/p>\n<p>Az ultrasz\u0171r\u0151 membr\u00e1n egy nyom\u00e1s alatt \u00e1ll\u00f3 membr\u00e1n elv\u00e1laszt\u00e1si technol\u00f3gia, azaz bizonyos nyom\u00e1s alatt, \u00edgy az oldott anyagok \u00e9s old\u00f3szerek kis molekul\u00e1i a speci\u00e1lis film egy bizonyos ny\u00edl\u00e1s\u00e1n kereszt\u00fcl, m\u00edg a makromolekul\u00e1ris oldott anyagok nem tudnak \u00e1thaladni a membr\u00e1non, hogy a membr\u00e1n oldal\u00e1n maradjanak, \u00edgy a nagy molekul\u00e1j\u00fa anyagok r\u00e9szben tiszt\u00edtottak.<\/p>\n<p>Az ultrasz\u0171r\u00e9si technol\u00f3gia el\u0151nyei az egyszer\u0171 m\u0171k\u00f6d\u00e9s, az alacsony k\u00f6lts\u00e9gek, a k\u00e9miai reagensek hozz\u00e1ad\u00e1sa n\u00e9lk\u00fcl, k\u00fcl\u00f6n\u00f6sen az ultrasz\u0171r\u00e9si technol\u00f3gia enyhe k\u00eds\u00e9rleti k\u00f6r\u00fclm\u00e9nyei, a p\u00e1rologtat\u00e1shoz, a fagyasztva sz\u00e1r\u00edt\u00e1shoz k\u00e9pest, nem okoz f\u00e1zisv\u00e1ltoz\u00e1st, \u00e9s nem okoz h\u0151m\u00e9rs\u00e9klet-, pH-v\u00e1ltoz\u00e1st, \u00e9s \u00edgy megakad\u00e1lyozza a biomolekul\u00e1k denatur\u00e1l\u00f3d\u00e1s\u00e1t, inaktiv\u00e1l\u00f3d\u00e1s\u00e1t \u00e9s autol\u00edzis\u00e9t. A biomolekul\u00e1k el\u0151k\u00e9sz\u00edt\u00e9si technol\u00f3gi\u00e1j\u00e1ban az ultrasz\u0171r\u00e9st els\u0151sorban a biomolekul\u00e1k s\u00f3talan\u00edt\u00e1s\u00e1ra, dehidrat\u00e1l\u00e1s\u00e1ra \u00e9s koncentr\u00e1l\u00e1s\u00e1ra haszn\u00e1lj\u00e1k.<\/p>\n<p>Az ultrasz\u0171r\u00e9snek is vannak bizonyos korl\u00e1tai, nem tudja k\u00f6zvetlen\u00fcl a sz\u00e1raz por k\u00e9sz\u00edtm\u00e9nyt megszerezni. A feh\u00e9rjeoldatok eset\u00e9ben \u00e1ltal\u00e1ban csak 10-50% koncentr\u00e1ci\u00f3 \u00e9rhet\u0151 el. Hazai ipari mindkett\u0151 haszn\u00e1lhat\u00f3. Az ultrasz\u0171r\u00e9si technol\u00f3gia kulcsa a membr\u00e1n. K\u00fcl\u00f6nb\u00f6z\u0151 t\u00edpus\u00fa \u00e9s specifik\u00e1ci\u00f3j\u00fa membr\u00e1nok vannak, amelyek a munka ig\u00e9nyei szerint v\u00e1laszthat\u00f3k.<\/p>\n<p><strong>Nanosz\u0171r\u00e9s<\/strong><\/p>\n<p>Nanosz\u0171r\u00e9s, az ultrasz\u0171r\u00e9s \u00e9s a ford\u00edtott ozm\u00f3zis k\u00f6z\u00f6tt. Napjainkban els\u0151sorban v\u00edzm\u0171vek vagy ipari s\u00f3talan\u00edt\u00e1sk\u00e9nt haszn\u00e1lj\u00e1k. A s\u00f3talan\u00edt\u00e1si sebess\u00e9g t\u00f6bb mint 90%. A 99% vagy ann\u00e1l nagyobb ford\u00edtott ozm\u00f3zisos s\u00f3talan\u00edt\u00e1si sebess\u00e9g Ha azonban a v\u00edzmin\u0151s\u00e9gi k\u00f6vetelm\u00e9nyek nem k\u00fcl\u00f6n\u00f6sen magasak, a nanosz\u0171r\u00e9s alkalmaz\u00e1sa sok k\u00f6lts\u00e9get takar\u00edthat meg.<\/p>\n<p><strong>Ford\u00edtott ozm\u00f3zis<\/strong><\/p>\n<p>Ford\u00edtott ozm\u00f3zis, a nyom\u00e1s t\u00e1bl\u00e1zat k\u00fcl\u00f6nbs\u00e9g a hatalom a membr\u00e1n elv\u00e1laszt\u00e1s \u00e9s sz\u0171r\u00e9si technol\u00f3gia, sz\u00e1rmazik az Egyes\u00fclt \u00c1llamokban az 1960-as \u00e9vekben az \u0171rkutat\u00e1si tudom\u00e1ny \u00e9s technol\u00f3gia kutat\u00e1s, majd fokozatosan \u00e1talakult a polg\u00e1ri felhaszn\u00e1l\u00e1s, m\u00e1r sz\u00e9les k\u00f6rben haszn\u00e1lj\u00e1k a tudom\u00e1nyos kutat\u00e1s, az orvostudom\u00e1ny, az \u00e9lelmiszer, ital, s\u00f3talan\u00edt\u00e1s \u00e9s m\u00e1s ter\u00fcleteken.<\/p>\n<p>Haszn\u00e1lj\u00e1k \u0171rv\u00edz, tiszta v\u00edz, desztill\u00e1lt v\u00edz stb. el\u0151\u00e1ll\u00edt\u00e1s\u00e1ra; alkoholgy\u00e1rt\u00e1shoz \u00e9s -lebont\u00e1shoz haszn\u00e1lt v\u00edz el\u0151\u00e1ll\u00edt\u00e1s\u00e1ra; a gy\u00f3gy\u00e1szatban, az elektronikai \u00e9s egy\u00e9b ipar\u00e1gakban haszn\u00e1lt v\u00edz el\u0151k\u00e9sz\u00edt\u00e9s\u00e9re; a k\u00e9miai folyamatokhoz haszn\u00e1lt v\u00edz koncentr\u00e1l\u00e1s\u00e1ra, sz\u00e9tv\u00e1laszt\u00e1s\u00e1ra, tiszt\u00edt\u00e1s\u00e1ra \u00e9s el\u0151k\u00e9sz\u00edt\u00e9s\u00e9re; kaz\u00e1nok p\u00f3tv\u00edz\u00e9nek s\u00f3talan\u00edt\u00e1s\u00e1ra; tengerv\u00edz, brakkv\u00edz s\u00f3talan\u00edt\u00e1s\u00e1ra; pap\u00edrgy\u00e1rt\u00e1shoz, galvaniz\u00e1l\u00e1shoz, fest\u00e9shez \u00e9s nyomdaiparhoz haszn\u00e1lt v\u00edz \u00e9s szennyv\u00edz kezel\u00e9s\u00e9re.<\/p>\n<p><strong>K\u00fcl\u00f6nb\u00f6z\u0151 membr\u00e1nok alkalmaz\u00e1sa a v\u00edzkezel\u00e9sben: el\u0151reir\u00e1ny\u00fa ozm\u00f3zis, ford\u00edtott ozm\u00f3zis, ultrasz\u0171r\u00e9s, nanosz\u0171r\u00e9s.<\/strong><\/p>\n<p><strong>A forward ozm\u00f3zis (FO) elve<\/strong><\/p>\n<p>Az old\u00f3szert \u00e9s az oldatot egy f\u00e9lig \u00e1tereszt\u0151 membr\u00e1n v\u00e1lasztja el, amely csak az old\u00f3szer-, de nem az oldott anyagmolekul\u00e1kat k\u00e9pes \u00e1tengedni, \u00e9s az old\u00f3szer-molekul\u00e1k az ozmotikus nyom\u00e1s hat\u00e1s\u00e1ra spont\u00e1n \u00e1tjutnak a membr\u00e1non az old\u00f3szer fel\u0151l az oldat fel\u0151li oldalra, ami az ozm\u00f3zis jelens\u00e9ge, m\u00e1s n\u00e9ven \"forward ozm\u00f3zis\".<\/p>\n<p><strong>A forward ozm\u00f3zis membr\u00e1n alkalmaz\u00e1sa a v\u00edzkezel\u00e9sben<\/strong><\/p>\n<p>1. A tengerv\u00edz-s\u00f3talan\u00edt\u00e1s A tengerv\u00edz-s\u00f3talan\u00edt\u00e1shoz haszn\u00e1lt FO az egyik legsz\u00e9lesebb k\u00f6rben vizsg\u00e1lt ter\u00fclet. Korai alkalmaz\u00e1si tanulm\u00e1nyok f\u0151k\u00e9nt n\u00e9h\u00e1ny szabadalomban tal\u00e1lhat\u00f3k, de e tanulm\u00e1nyok t\u00f6bbs\u00e9ge kiforratlan \u00e9s nem nagym\u00e9rt\u00e9kben megval\u00f3s\u00edthat\u00f3.<\/p>\n<p>2. Ipari szennyv\u00edzkezel\u00e9s A korai tanulm\u00e1nyok besz\u00e1moltak a FO-membr\u00e1nok haszn\u00e1lat\u00e1r\u00f3l a neh\u00e9zf\u00e9mek alacsony koncentr\u00e1ci\u00f3j\u00fa szennyvizeinek kezel\u00e9s\u00e9re, de a haszn\u00e1lt RO (ford\u00edtott ozm\u00f3zis) membr\u00e1nok s\u00falyos szennyez\u0151d\u00e9se miatt a fluxus gyorsan cs\u00f6kken, \u00e9s ez\u00e9rt nem v\u00e9geztek m\u00e9lyrehat\u00f3 vizsg\u00e1latokat.<\/p>\n<p>3. A csurgal\u00e9kv\u00edz kezel\u00e9se A CoffinButte hullad\u00e9klerak\u00f3 Corvallisban (Oregon, USA) \u00e9vente (2-4) \u00d7 104 m3 csurgal\u00e9kvizet termelhet, \u00e9s ahhoz, hogy megfeleljen a f\u00f6ldhaszn\u00e1latra vonatkoz\u00f3 v\u00edzmin\u0151s\u00e9gi el\u0151\u00edr\u00e1soknak, a szennyv\u00edz TDS-\u00e9rt\u00e9k\u00e9t 100 mg\/l al\u00e1 kell cs\u00f6kkenteni.<\/p>\n<p><strong>Ford\u00edtott ozm\u00f3zis membr\u00e1n technol\u00f3gia<\/strong><\/p>\n<p><strong>1. A ford\u00edtott ozm\u00f3zis (RO) elve<\/strong><\/p>\n<p>A ford\u00edtott ozm\u00f3zis egyfajta nyom\u00e1s, mint a membr\u00e1n elv\u00e1laszt\u00e1si folyamat hajt\u00f3ereje, amelyet a ford\u00edtott ozm\u00f3zis nyom\u00e1s el\u0151\u00e1ll\u00edt\u00e1s\u00e1hoz haszn\u00e1lnak, a s\u00f3s oldat vagy a szennyv\u00edz nyom\u00e1s\u00e1t kell szivatty\u00fazni a term\u00e9szetes ozmotikus nyom\u00e1s \u00e9s a membr\u00e1n ellen\u00e1ll\u00e1s\u00e1nak lek\u00fczd\u00e9s\u00e9re, hogy a v\u00edz a ford\u00edtott ozm\u00f3zis membr\u00e1non kereszt\u00fcl, a v\u00edzben oldott s\u00f3 vagy a szennyezett szennyez\u0151d\u00e9sek a ford\u00edtott ozm\u00f3zis membr\u00e1nban a blokk m\u00e1sik oldal\u00e1n.<\/p>\n<p><strong>2. Ford\u00edtott ozm\u00f3zis membr\u00e1n a v\u00edzkezel\u00e9s alkalmaz\u00e1s\u00e1ban<\/strong><\/p>\n<p>2.1 ford\u00edtott ozm\u00f3zis membr\u00e1n a v\u00edzkezel\u00e9sben a v\u00edz hagyom\u00e1nyos alkalmaz\u00e1s\u00e1ban az emberek t\u00e1maszkodnak a t\u00fal\u00e9l\u00e9si \u00e9s termel\u00e9si tev\u00e9kenys\u00e9gek alapvet\u0151 anyagi felt\u00e9telekre. Az \u00e9desv\u00edzk\u00e9szletek n\u00f6vekv\u0151 hi\u00e1nya miatt a vil\u00e1g ford\u00edtott ozm\u00f3zisos v\u00edzkezel\u0151 eszk\u00f6z kapacit\u00e1sa el\u00e9rte a napi t\u00f6bb milli\u00f3 tonn\u00e1t.<\/p>\n<p>2.2 A ford\u00edtott ozm\u00f3zis membr\u00e1n alkalmaz\u00e1sa a telep\u00fcl\u00e9si szennyv\u00edzben Jelenleg a ford\u00edtott ozm\u00f3zis membr\u00e1n alkalmaz\u00e1sa a telep\u00fcl\u00e9si szennyv\u00edz m\u00e9lykezel\u00e9s\u00e9ben, k\u00fcl\u00f6n\u00f6sen a szennyv\u00edztiszt\u00edt\u00f3 telepek m\u00e1sodlagos szennyv\u00edz \u00fajrafelhaszn\u00e1l\u00e1sa \u00e9s a v\u00edz \u00fajrafelhaszn\u00e1l\u00e1sa stb., nagyra \u00e9rt\u00e9kelt.<\/p>\n<p>2.3 A ford\u00edtott ozm\u00f3zis membr\u00e1n alkalmaz\u00e1sa a neh\u00e9zf\u00e9m szennyv\u00edzkezel\u00e9sben A neh\u00e9zf\u00e9mionokat tartalmaz\u00f3 szennyv\u00edz hagyom\u00e1nyos kezel\u00e9si m\u00f3dszere csak egy szennyez\u00e9s\u00e1tvitel, azaz a szennyv\u00edzben oldott neh\u00e9zf\u00e9mek csapad\u00e9kk\u00e1 vagy k\u00f6nnyebben kezelhet\u0151 form\u00e1v\u00e1 old\u00f3dnak, \u00e9s v\u00e9gs\u0151 elhelyez\u00e9se gyakran a hullad\u00e9klerak\u00f3ba ker\u00fcl, \u00e9s a neh\u00e9zf\u00e9mek a felsz\u00edn alatti \u00e9s felsz\u00edni v\u00edzk\u00f6rnyezetben a k\u00f6rnyezet vesz\u00e9lyeinek m\u00e1sodlagos szennyez\u00e9se \u00e1ltal okozott neh\u00e9zf\u00e9mek m\u00e9g hossz\u00fa ideig ott vannak.<\/p>\n<p>2.4 ford\u00edtott ozm\u00f3zis membr\u00e1n az olajos szennyv\u00edz alkalmaz\u00e1s\u00e1ban Az olajos szennyv\u00edz nagy mennyis\u00e9g\u0171 ipari szennyv\u00edz, ha k\u00f6zvetlen\u00fcl a v\u00edztestbe bocs\u00e1tj\u00e1k, olajfilmet termel a v\u00edztest felsz\u00edni r\u00e9teg\u00e9n, hogy megakad\u00e1lyozza az oxig\u00e9n felold\u00f3d\u00e1s\u00e1t a v\u00edzben, \u00edgy oxig\u00e9nhi\u00e1nyt eredm\u00e9nyez a v\u00edzben, biol\u00f3giai hal\u00e1leseteket, rossz szagot bocs\u00e1t ki, s\u00falyosan szennyezi az \u00f6kol\u00f3giai k\u00f6rnyezetet. Az olaj 3,5mg \/ L, az \u00f6sszes szerves sz\u00e9n (TOC) (16 ~ 23) mg \/ L olajmez\u0151 v\u00edzkezel\u00e9s kaz\u00e1n v\u00edzmin\u0151s\u00e9g\u00e9t kezelt vizet haszn\u00e1lnak vissza az er\u0151m\u0171vi kaz\u00e1n t\u00e1pv\u00edzhez.<\/p>\n<p><strong>Nanosz\u0171r\u0151 membr\u00e1n technol\u00f3gia<\/strong><\/p>\n<p><strong>A nanosz\u0171r\u00e9s (NF) elve<\/strong><\/p>\n<p>A nanosz\u0171r\u00e9s (NF) egy \u00faj t\u00edpus\u00fa molekul\u00e1ris membr\u00e1nszepar\u00e1ci\u00f3s technol\u00f3gia, amely jelenleg a vil\u00e1g egyik legjelent\u0151sebb ter\u00fclete a membr\u00e1nszepar\u00e1ci\u00f3 ter\u00fclet\u00e9n.Az NF membr\u00e1n p\u00f3rusm\u00e9rete t\u00f6bb mint 1 nm, \u00e1ltal\u00e1ban 1-2 nm; az oldott anyag visszatart\u00e1si teljes\u00edtm\u00e9nye az RO \u00e9s az UF membr\u00e1nok k\u00f6z\u00f6tt van; az RO membr\u00e1n szinte minden oldott anyag nagyfok\u00fa elt\u00e1vol\u00edt\u00e1s\u00e1val rendelkezik, de az NF membr\u00e1n csak a specifikus oldott anyagok nagyfok\u00fa elt\u00e1vol\u00edt\u00e1s\u00e1val rendelkezik. az NF membr\u00e1n k\u00e9pes elt\u00e1vol\u00edtani a k\u00e9t\u00e9rt\u00e9k\u0171, h\u00e1rom\u00e9rt\u00e9k\u0171 ionokat, Mn \u2265 200 szerves ionokat \u00e9s a v\u00edzkezel\u0151 \u00fczem szerves viz\u00e9t. , az Mn \u2265 200 szerves anyagokat, valamint a mikroorganizmusokat, kolloidokat, h\u0151forr\u00e1sokat, v\u00edrusokat stb. A nanosz\u0171r\u0151 membr\u00e1n nagy jellemz\u0151je, hogy a membr\u00e1ntest elektromos t\u00f6lt\u00e9ssel rendelkezik, ami a fontos oka annak, hogy m\u00e9g mindig nagy s\u00f3talan\u00edt\u00e1si teljes\u00edtm\u00e9nyt ny\u00fajt nagyon alacsony nyom\u00e1son (mind\u00f6ssze 0,5MPa), \u00e9s a szervetlen s\u00f3k elt\u00e1vol\u00edthat\u00f3k m\u00e9g akkor is, ha a membr\u00e1n molekulat\u00f6mege n\u00e9h\u00e1ny sz\u00e1z, \u00e9s ez a f\u0151 oka az NF alacsony \u00fczemeltet\u00e9si k\u00f6lts\u00e9g\u00e9nek is. Az NF alkalmas mindenf\u00e9le s\u00f3s v\u00edzforr\u00e1shoz, \u00e9s a v\u00edz felhaszn\u00e1l\u00e1si ar\u00e1nya 75%~85%, \u00e9s 30%~50% a tengerv\u00edz s\u00f3talan\u00edt\u00e1s\u00e1hoz, \u00e9s nincs savas \u00e9s l\u00fagos szennyv\u00edzkibocs\u00e1t\u00e1s. Szennyv\u00edzkibocs\u00e1t\u00e1s.<\/p>\n<p><strong>A nanosz\u0171r\u0151 membr\u00e1n alkalmaz\u00e1sa a v\u00edzkezel\u00e9sben<\/strong><\/p>\n<p>A nanosz\u0171r\u0151membr\u00e1n alkalmaz\u00e1sa az iv\u00f3v\u00edzben A nanosz\u0171r\u00e9s alacsony nyom\u00e1son m\u0171k\u00f6dik, \u00e9s az iv\u00f3v\u00edz el\u0151k\u00e9sz\u00edt\u00e9s\u00e9re \u00e9s m\u00e9lytiszt\u00edt\u00e1s\u00e1ra el\u0151nyben r\u00e9szes\u00edtett elj\u00e1r\u00e1s. A nanosz\u0171r\u00e9si technol\u00f3gia k\u00e9pes elt\u00e1vol\u00edtani a Ca, Mg \u00e9s egy\u00e9b ionok nagy r\u00e9sz\u00e9t, \u00edgy a s\u00f3talan\u00edt\u00e1s (s\u00f3talan\u00edt\u00e1s) a nanosz\u0171r\u00e9si technol\u00f3gia legn\u00e9pszer\u0171bb alkalmaz\u00e1sa.<\/p>\n<p>A membr\u00e1n v\u00edzkezel\u00e9si technol\u00f3gia a beruh\u00e1z\u00e1s, az \u00fczemeltet\u00e9s \u00e9s karbantart\u00e1s \u00e9s az \u00e1r, valamint a hagyom\u00e1nyos m\u00e9szl\u00e1gy\u00edt\u00e1s \u00e9s az ioncser\u00e9l\u0151 elj\u00e1r\u00e1s szempontj\u00e1b\u00f3l hasonl\u00f3, de nincs iszap, nincs regener\u00e1ci\u00f3, a lebeg\u0151 szil\u00e1rd anyagok \u00e9s a szerves anyagok teljes elt\u00e1vol\u00edt\u00e1sa, k\u00f6nnyen kezelhet\u0151 \u00e9s a tartom\u00e1ny ter\u00fclet\u00e9t foglalja el, stb., t\u00f6bb alkalmaz\u00e1si p\u00e9ld\u00e1t. A nanosz\u0171r\u00e9s k\u00f6zvetlen\u00fcl haszn\u00e1lhat\u00f3 talajv\u00edz, felsz\u00edni v\u00edz \u00e9s szennyv\u00edz l\u00e1gy\u00edt\u00e1s\u00e1ra, de ford\u00edtott ozm\u00f3zisk\u00e9nt (Reverse Osmosis, RO), napelemes fotovoltaikus s\u00f3talan\u00edt\u00f3 berendez\u00e9sk\u00e9nt (Fotovoltaikus m\u0171k\u00f6dtet\u00e9s\u0171 s\u00f3talan\u00edt\u00f3 rendszer) \u00e9s m\u00e1s el\u0151kezel\u00e9sre is.<\/p>\n<p>A nanosz\u0171r\u0151 membr\u00e1n alkalmaz\u00e1sa a tengerv\u00edz s\u00f3talan\u00edt\u00e1s\u00e1ban A tengerv\u00edz s\u00f3talan\u00edt\u00e1sa a 35 000 mg\/L s\u00f3tartalm\u00fa tengerv\u00edz s\u00f3talan\u00edt\u00e1s\u00e1ra vonatkozik, hogy 500 mg\/L alatti iv\u00f3v\u00edzz\u00e9 v\u00e1ljon.<\/p>\n<p>A nanosz\u0171r\u0151 membr\u00e1n alkalmaz\u00e1sa a szennyv\u00edzkezel\u00e9sben A, h\u00e1ztart\u00e1si szennyv\u00edz B, textil-, nyomdai \u00e9s fest\u00e9szeti szennyv\u00edz C, cserz\u0151m\u0171helyi szennyv\u00edz D, galvaniz\u00e1l\u00e1si szennyv\u00edz E, pap\u00edr szennyv\u00edz.<\/p>\n<p>&nbsp;<\/p>\n<table style=\"border-collapse: collapse; width: 667.52pt;\" border=\"0\" width=\"890\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr style=\"height: 63.00pt;\">\n<td class=\"et3\" style=\"height: 63pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"84\"><strong>Foszfon\u00e1tok Adal\u00e9kanyagok, korr\u00f3zi\u00f3g\u00e1tl\u00f3k \u00e9s kel\u00e1tk\u00e9pz\u0151 szerek<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><span style=\"color: #00ccff;\"><a style=\"color: #00ccff;\" href=\"https:\/\/longchangchemical.com\/hu\/products\/atmp-cas-6419-19-8\/\">Amino-trimetil\u00e9n-foszfonsav (ATMP)<\/a><\/span><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 6419-19-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><span style=\"color: #00ccff;\"><a style=\"color: #00ccff;\" href=\"https:\/\/longchangchemical.com\/hu\/products\/hedp-cas-2809-21-4-2\/\">1-hidroxi-etilid\u00e9n-1,1-difoszfonsav (HEDP)<\/a><\/span><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 2809-21-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/edtmpa-solid-cas-1429-50-1\/\"><span style=\"color: #00ccff;\">Etil\u00e9n-diamin-tetra(metil\u00e9n-foszfonsav) EDTMPA (szil\u00e1rd)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 1429-50-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/dtpmpa-cas-15827-60-8\/\"><span style=\"color: #00ccff;\">Dietil\u00e9n-triamin-penta (metil\u00e9n-foszfonsav) (DTPMPA)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 15827-60-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/pbtc-cas-37971-36-1\/\"><span style=\"color: #00ccff;\">2-foszfonobut\u00e1n-1,2,4-trikarbonsav (PBTC)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 37971-36-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/hpaa-cas-23783-26-8\/\"><span style=\"color: #00ccff;\">2-hidroxi-foszfonoecetsav (HPAA)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 23783-26-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/hmdtmpa-cas-23605-74-5\/\"><span style=\"color: #00ccff;\">HexaMethyleneDiamineTetra (metil\u00e9n-foszfonsav) HMDTMPA<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 23605-74-5<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Poliamino-poli\u00e9ter-metil\u00e9n-metil\u00e9n-foszfonsav (PAPEMP)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\"><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/bhmtpmp-cas-34690-00-1\/\"><span style=\"color: #00ccff;\">Bis(hexametil\u00e9n-triamin-penta(metil\u00e9n-foszfonsav)) BHMTPMP<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 34690-00-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/hempa-cas-5995-42-6\/\"><span style=\"color: #00ccff;\">Hidroxietilamino-di(metil\u00e9n-foszfonsav) (HEMPA)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 5995-42-6<\/td>\n<\/tr>\n<tr style=\"height: 15.75pt;\">\n<td class=\"et3\" style=\"height: 15.75pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"21\"><strong>Foszfon\u00e1tok s\u00f3i<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/atmp-na4-cas-20592-85-2\/\"><span style=\"color: #00ccff;\">Aminotrimetil\u00e9n-foszfonsav tetran\u00e1triums\u00f3ja (ATMP-Na4)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 20592-85-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/atmp-na5-cas-2235-43-0\/\"><span style=\"color: #00ccff;\">Aminotrimetil\u00e9n-foszfonsav penta-n\u00e1triums\u00f3ja (ATMP-Na5)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 2235-43-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/hedp-na-cas-29329-71-3\/\"><span style=\"color: #00ccff;\">Az 1-hidroxi-etilid\u00e9n-1,1-difoszfonsav monon\u00e1triuma (HEDP-Na)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 29329-71-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/hedp-na2-cas-7414-83-7\/\"><span style=\"color: #00ccff;\">\u00a0(HEDP-Na2)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 7414-83-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Az 1-hidroxi-etilid\u00e9n-1,1-difoszfonsav tetran\u00e1triums\u00f3ja (HEDP-Na4)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 3794-83-0<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Az 1-hidroxi-etilid\u00e9n-1,1-difoszfonsav k\u00e1liums\u00f3ja (HEDP-K2)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 21089-06-5<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Etil\u00e9n-diamin-tetra (metil\u00e9n-foszfonsav) penta-n\u00e1trium s\u00f3 (EDTMP-Na5)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 7651-99-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Dietil\u00e9n-triamin-penta(metil\u00e9n-foszfonsav) heptan\u00e1triums\u00f3ja (DTPMP-Na7)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 68155-78-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Dietil\u00e9n-triamin-penta(metil\u00e9n-foszfonsav) n\u00e1triums\u00f3ja (DTPMP-Na2)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 22042-96-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">2-foszfonobut\u00e1n-1,2,4-trikarbonsav, n\u00e1triums\u00f3 (PBTC-Na4)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 40372-66-5<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">HexaMethyleneDiamineTetra (MethylenePhosphonic Acid) HMDTMPA-K6 k\u00e1liums\u00f3ja<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 53473-28-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">A bisz-hexametil\u00e9n-triamin-penta(metil\u00e9n-foszfonsav) BHMTPH-PN(Na2) r\u00e9szlegesen semleges\u00edtett n\u00e1triums\u00f3ja<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 35657-77-3<\/td>\n<\/tr>\n<tr style=\"height: 31.50pt;\">\n<td class=\"et3\" style=\"height: 31.5pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"42\"><strong>Polikarboxil antiszkal\u00e1ns \u00e9s diszperg\u00e1l\u00f3szer<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Poliakrilsav (PAA) 50% 63%<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 9003-01-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Poliakrilsav n\u00e1triums\u00f3 (PAAS) 45% 90%<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 9003-04-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/hpma-cas-26099-09-2\/\"><span style=\"color: #00ccff;\">Hidroliz\u00e1lt polimaleinsav-anhidrid (HPMA)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 26099-09-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Maleinsav \u00e9s akrilsav kopolimerje (MA\/AA)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 26677-99-6<\/td>\n<\/tr>\n<tr style=\"height: 17.00pt;\">\n<td class=\"et5\" style=\"height: 17.00pt;\" height=\"22\">Akrilsav-2-Akrilamid-2-Metilprop\u00e1n-szulfonsav kopolimer (AA\/AMPS)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 40623-75-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">TH-164 Foszfino-karbonsav (PCA)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 71050-62-9<\/td>\n<\/tr>\n<tr style=\"height: 31.50pt;\">\n<td class=\"et3\" style=\"height: 31.5pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"42\"><strong>Biol\u00f3giailag leboml\u00f3 v\u00edzk\u0151old\u00f3 \u00e9s diszperg\u00e1l\u00f3szer<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 40.50pt;\">\n<td class=\"et5\" style=\"height: 54.00pt;\" rowspan=\"2\" height=\"72\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/pesa-cas-51274-37-4109578-44-1\/\"><span style=\"color: #00ccff;\">Poliepoxiszuccinsav n\u00e1trium (PESA)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 51274-37-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 109578-44-1<\/td>\n<\/tr>\n<tr style=\"height: 40.50pt;\">\n<td class=\"et5\" style=\"height: 54.00pt;\" rowspan=\"2\" height=\"72\"><a href=\"https:\/\/longchangchemical.com\/hu\/products\/pasp-cas-181828-06-8-35608-40-6\/\"><span style=\"color: #00ccff;\">Poliaszparaginsav n\u00e1triums\u00f3ja (PASP)<\/span><\/a><\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 181828-06-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 35608-40-6<\/td>\n<\/tr>\n<tr style=\"height: 27.00pt;\">\n<td class=\"et3\" style=\"height: 27pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"36\"><strong>Biocid \u00e9s algicid<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 40.50pt;\">\n<td class=\"et5\" style=\"height: 67.50pt;\" rowspan=\"3\" height=\"90\">Benzalk\u00f3nium-klorid (dodecil-dimetil-benzilamm\u00f3nium-klorid)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 8001-54-5,<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 63449-41-2,<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 139-07-1<\/td>\n<\/tr>\n<tr style=\"height: 40.50pt;\">\n<td class=\"et5\" style=\"height: 81.00pt;\" rowspan=\"2\" height=\"108\">Izotiazolinonok<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 26172-55-4,<\/td>\n<\/tr>\n<tr style=\"height: 40.50pt;\">\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 2682-20-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Tetrakis(hidroximetil)foszf\u00f3nium-szulf\u00e1t (THPS)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 55566-30-8<\/td>\n<\/tr>\n<tr style=\"height: 17.00pt;\">\n<td class=\"et5\" style=\"height: 17.00pt;\" height=\"22\">GLUTARALDEHID<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 111-30-8<\/td>\n<\/tr>\n<tr style=\"height: 31.00pt;\">\n<td class=\"et3\" style=\"height: 31pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"41\"><strong>Korr\u00f3zi\u00f3g\u00e1tl\u00f3k<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">A toliltriazol n\u00e1triums\u00f3ja (TTA-Na)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 64665-57-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Toliltriazol (TTA)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 29385-43-1<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">1,2,3-Benzotriazol n\u00e1triums\u00f3ja (BTA-Na)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 15217-42-2<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">1,2,3-Benzotriazol (BTA)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 95-14-7<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">A 2-Merkaptobenzotiazol n\u00e1triums\u00f3ja (MBT-Na)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 2492-26-4<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">2-Merkaptobenzotiazol (MBT)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 149-30-4<\/td>\n<\/tr>\n<tr style=\"height: 15.75pt;\">\n<td class=\"et3\" style=\"height: 15.75pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"21\"><strong>Oxig\u00e9n elsz\u00edv\u00f3<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Ciklohexilamin<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 108-91-8<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Morpholine<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 110-91-8<\/td>\n<\/tr>\n<tr style=\"height: 15.75pt;\">\n<td class=\"et3\" style=\"height: 15.75pt; width: 667.5pt; text-align: center;\" colspan=\"2\" width=\"890\" height=\"21\"><strong>Egy\u00e9b<\/strong><\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">N\u00e1trium-dietil-hexil-szulfoszukcin\u00e1t<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 1639-66-3<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">Acetil-klorid<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 75-36-5<\/td>\n<\/tr>\n<tr style=\"height: 13.50pt;\">\n<td class=\"et5\" style=\"height: 13.50pt;\" height=\"18\">TH-GC z\u00f6ld kel\u00e1tk\u00e9pz\u0151 szer (glutaminsav, N,N-diessav, tetran\u00e1trium s\u00f3)<\/td>\n<td class=\"et6\" style=\"width: 159.75pt;\" width=\"213\">CAS-sz\u00e1m: 51981-21-6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><!-- lc-commercial-start --><\/p>\n<h2>A practical process checklist for wastewater and sewage-treatment topics<\/h2>\n<p>Most wastewater-treatment problems are system problems. Teams usually get a better result when they define the process stage and water-quality target first, then review biological, chemical, and operational factors together before making a plant-scale correction.<\/p>\n<ul>\n<li><strong>Start from the process stage:<\/strong> pretreatment, biological treatment, sludge handling, and polishing steps can point to very different root causes.<\/li>\n<li><strong>Check the core water-quality data together:<\/strong> pH, COD, nitrogen, salinity, sludge condition, and dissolved oxygen often need to be read as one picture.<\/li>\n<li><strong>Review compliance and operability at the same time:<\/strong> the quickest local fix can still be the wrong commercial move if it destabilizes another part of the plant.<\/li>\n<li><strong>Use pilot or staged validation where possible:<\/strong> wastewater systems often respond differently at scale than they do in simplified bench assumptions.<\/li>\n<\/ul>\n<h3>Recommended product references<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/photoinitiator-cat-261-cas-32760-80-8\/\">CHLUMINIT 261<\/a>:<\/strong> A direct cationic-photoinitiator reference when cationic curing routes are being screened.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/hpma-monomer-cas-27813-02-1\/\">CHLUMICRYL HPMA<\/a>:<\/strong> Useful when more polarity and adhesion support are needed in the reactive package.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/chlumiaf-094\/\">CHLUMIAF 094<\/a>:<\/strong> A balanced defoamer reference for waterborne coatings and many general foam-control screens.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/hu\/product\/chlumiaf-3062\/\">CHLUMIAF 3062<\/a>:<\/strong> Useful when printing-ink and UV-ink compatibility matter in the defoaming screen.<\/li>\n<\/ul>\n<h3>FAQ for buyers and formulators<\/h3>\n<p><strong>Why do many wastewater problems resist one-step fixes?<\/strong><br \/>Because the visible symptom is often created by several interacting process variables rather than one isolated cause.<\/p>\n<p><strong>Should operational changes be evaluated only by one output indicator?<\/strong><br \/>Usually no. A stable treatment decision should consider process balance, compliance, sludge behavior, and the effect on downstream steps as well.<\/p>\n<p><!-- lc-commercial-end --><\/p>","protected":false},"excerpt":{"rendered":"<p>Foam type Start-up Commissioning Foam Start-up commissioning foam formation mechanism: 1. As the activated sludge in the aeration tank is not adapted to the quality of the incoming sewage water,<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[168],"tags":[],"class_list":["post-7065","post","type-post","status-publish","format-standard","hentry","category-water-treatment"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is the full explanation of the biochemical tank foam problem and how to control it? - Longchang Chemical<\/title>\n<meta name=\"description\" content=\"Foam type Start-up Commissioning Foam Start-up commissioning foam formation mechanism: 1. 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