{"id":7830,"date":"2025-01-06T10:57:04","date_gmt":"2025-01-06T10:57:04","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=7830"},"modified":"2026-04-28T09:55:32","modified_gmt":"2026-04-28T09:55:32","slug":"what-are-the-ratios-of-commonly-used-chemicals","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/zh\/what-are-the-ratios-of-commonly-used-chemicals\/","title":{"rendered":"\u6c61\u6c34\u5904\u7406\u5382\u5e38\u7528\u5316\u5b66\u54c1\u548c\u64cd\u4f5c\u6280\u672f\u7684\u6bd4\u4f8b\u662f\u591a\u5c11\uff1f"},"content":{"rendered":"<p><!-- lc-qa-start --><\/p>\n<p><strong>Quick answer:<\/strong> For sewage, biochemical, and wastewater-treatment topics, operators usually move fastest when they review the process stage, water quality data, and control objective together rather than chasing one symptom alone.<\/p>\n<p><!-- lc-qa-end --><\/p>\n<p>\u6c61\u6c34\u5904\u7406\u5382\u5728\u5904\u7406\u8fc7\u7a0b\u4e2d\u9700\u8981\u6dfb\u52a0\u5404\u79cd\u5316\u5b66\u54c1\uff0c\u4ee5\u786e\u4fdd\u51fa\u6c34\u6c34\u8d28\u7b26\u5408\u6807\u51c6\u3002\u5e38\u7528\u7684\u836f\u5242\u5305\u62ec\u6df7\u51dd\u5242\u3001\u7d6e\u51dd\u5242\u3001\u78b3\u6e90\u7b49\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u8fd9\u4e9b\u836f\u5242\u7684\u6295\u52a0\u6bd4\u4f8b\u3001\u6280\u672f\u6307\u6807\u548c\u5b9e\u9645\u64cd\u4f5c\u6280\u672f\u3002\u5728\u5b9e\u9645\u4f7f\u7528\u4e2d\uff0c\u5e94\u6839\u636e\u5177\u4f53\u6c34\u8d28\u548c\u5904\u7406\u76ee\u6807\u8fdb\u884c\u8c03\u6574\uff0c\u6700\u4f73\u6295\u52a0\u91cf\u53ef\u80fd\u9700\u8981\u901a\u8fc7\u5b9e\u9a8c\u6765\u786e\u5b9a\u3002<\/p>\n<p><strong>\u51dd\u56fa\u5242\u7528\u91cf\u6bd4<\/strong><\/p>\n<p>\u6df7\u51dd\u5242\u4e3b\u8981\u7528\u4e8e\u53bb\u9664\u6c61\u6c34\u4e2d\u7684\u60ac\u6d6e\u56fa\u4f53\u548c\u80f6\u4f53\u9897\u7c92\u3002\u5e38\u7528\u7684\u6df7\u51dd\u5242\u5305\u62ec\u786b\u9178\u94dd\u3001\u805a\u5408\u6c2f\u5316\u94dd (PAC) \u548c\u6c2f\u5316\u94c1\u3002<\/p>\n<p><b>1.\u786b\u9178\u94dd<\/b><\/p>\n<p>\u9002\u7528\u8303\u56f4\uff1a\u9002\u7528\u4e8e\u9ad8 pH \u503c\u548c\u9ad8\u78b1\u5ea6\u7684\u6c61\u6c34\u3002<\/p>\n<p>\u5242\u91cf\u6bd4\uff1a\u4e00\u822c\u4e3a 50-150 \u6beb\u514b\/\u5347\u3002<\/p>\n<p>\u6280\u672f\u6307\u6807\uff1a\u786b\u9178\u94dd\u7684\u6709\u6548\u6210\u5206 Al2O3 \u7684\u542b\u91cf\u5e94\u9ad8\u4e8e 15%\u3002<\/p>\n<p>\u64cd\u4f5c\u63d0\u793a\uff1a\u786b\u9178\u94dd\u5728\u4f7f\u7528\u524d\u5e94\u5145\u5206\u6eb6\u89e3\uff0c\u6eb6\u89e3\u65f6\u95f4\u7ea6\u4e3a 30 \u5206\u949f\u3002\u4e00\u822c\u6eb6\u89e3\u6d53\u5ea6\u4e3a 5-10%\u3002<\/p>\n<p>\u4e3e\u4f8b\u8bf4\u660e\uff1a\u67d0\u6c61\u6c34\u5904\u7406\u5382\u5904\u7406\u80fd\u529b\u4e3a 1000 \u7acb\u65b9\u7c73\/\u5c0f\u65f6\uff0c\u539f\u6c34 pH \u503c\u4e3a 7.5\uff0c\u9700\u8981\u6dfb\u52a0\u786b\u9178\u94dd\u3002\u6839\u636e\u7ecf\u9a8c\uff0c\u6295\u52a0\u91cf\u4e3a 100 mg\/L\uff0c\u5373\u6bcf\u5c0f\u65f6\u9700\u8981\u6295\u52a0 100 \u5343\u514b\u786b\u9178\u94dd\u3002<\/p>\n<p><strong>2.\u805a\u5408\u6c2f\u5316\u94dd\uff08PAC\uff09<\/strong><\/p>\n<p>\u9002\u7528\u8303\u56f4\uff1a\u9002\u7528\u4e8e\u5404\u79cd pH \u503c\u7684\u6c61\u6c34\uff0c\u5c24\u5176\u662f\u9ad8\u6d4a\u5ea6\u6c61\u6c34\u3002<\/p>\n<p>\u5242\u91cf\u6bd4\u4f8b\uff1a\u4e00\u822c\u4e3a 10-50 \u6beb\u514b\/\u5347\u3002<\/p>\n<p>\u6280\u672f\u6307\u6807\uff1aPAC \u7684\u78b1\u5ea6\u5e94\u5728 50-80% \u4e4b\u95f4\u3002<\/p>\n<p>\u64cd\u4f5c\u63d0\u793a\uff1a\u4f7f\u7528\u524d\u5e94\u5145\u5206\u6eb6\u89e3 PAC\uff0c\u6eb6\u89e3\u65f6\u95f4\u7ea6\u4e3a 30 \u5206\u949f\u3002\u4e00\u822c\u6eb6\u89e3\u6d53\u5ea6\u4e3a 5-10%\u3002<\/p>\n<p>\u4e3e\u4f8b\u8bf4\u660e\uff1a\u67d0\u6c61\u6c34\u5904\u7406\u5382\u5904\u7406\u80fd\u529b\u4e3a 500 m\u00b3\/h\uff0c\u539f\u6c34\u6d4a\u5ea6\u8f83\u9ad8\uff0c\u9700\u8981\u6dfb\u52a0 PAC\u3002\u6839\u636e\u7ecf\u9a8c\uff0c\u6dfb\u52a0\u91cf\u4e3a 30 \u6beb\u514b\/\u5347\uff0c\u5373\u6bcf\u5c0f\u65f6\u9700\u8981\u6dfb\u52a0 15 \u5343\u514b PAC\u3002<\/p>\n<p>\u5b9e\u9645\u6d53\u5ea6\u5e94\u6839\u636e\u5177\u4f53\u6c34\u8d28\u548c\u5904\u7406\u76ee\u6807\u8fdb\u884c\u8c03\u6574\uff0c\u6700\u4f73\u5242\u91cf\u53ef\u80fd\u9700\u8981\u901a\u8fc7\u5b9e\u9a8c\u6765\u786e\u5b9a\u3002<\/p>\n<p>\u5178\u578b\u7684\u5242\u91cf\u6d53\u5ea6\uff1a\u805a\u5408\u6c2f\u5316\u94dd\u7684\u5178\u578b\u5242\u91cf\u6d53\u5ea6\u4e3a 10%-16%\u3002\u8fd9\u610f\u5473\u7740 100 \u5343\u514b PAC \u6eb6\u6db2\u4e2d\u542b\u6709 10-16 \u5343\u514b PAC \u5e72\u7c89\u3002\u8be5\u6d53\u5ea6\u6307\u7684\u662f\u5316\u5b66\u6eb6\u6db2\u7684\u6d53\u5ea6\uff0c\u4e0e\u6c34\u7684\u4f53\u79ef\u6ca1\u6709\u76f4\u63a5\u5173\u7cfb\u3002<\/p>\n<p><strong>\u7528\u91cf<\/strong><\/p>\n<p>\u6bcf\u5428\u6c61\u6c34\u7684\u7528\u91cf\uff1a\u805a\u5408\u6c2f\u5316\u94dd\u7684\u7528\u91cf\u7ea6\u4e3a\u6bcf\u5428\u6c61\u6c34 0.5-2 \u516c\u65a4 PAC 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0.1-0.5 \u6beb\u514b\/\u5347\u3002<\/p>\n<p>\u6280\u672f\u6307\u6807\uff1aPAM \u7684\u5206\u5b50\u91cf\u5e94\u5728 1000 \u4e07\u4ee5\u4e0a\u3002<\/p>\n<p>\u64cd\u4f5c\u6280\u672f\uff1aPAM \u4f7f\u7528\u524d\u5e94\u5145\u5206\u6eb6\u89e3\uff0c\u6eb6\u89e3\u65f6\u95f4\u7ea6\u4e3a 60 \u5206\u949f\u3002\u4e00\u822c\u6eb6\u89e3\u6d53\u5ea6\u4e3a 0.1-0.5%\u3002<\/p>\n<p>\u4e3e\u4f8b\u8bf4\u660e\uff1a\u5904\u7406\u80fd\u529b\u4e3a 1000 m\u00b3\/h \u7684\u6c61\u6c34\u5904\u7406\u5382\u9700\u8981\u6dfb\u52a0 PAM\u3002\u6839\u636e\u7ecf\u9a8c\uff0c\u6dfb\u52a0\u91cf\u4e3a 0.3 mg\/L\uff0c\u56e0\u6b64\u6bcf\u5c0f\u65f6\u9700\u8981\u6dfb\u52a0 0.3 kg PAM\u3002<\/p>\n<p><strong>\u78b3\u6e90\u5316\u5b66\u54c1\u7684\u914d\u6599\u6bd4<\/strong><\/p>\n<p>\u78b3\u6e90\u5316\u5b66\u54c1\u4e3b\u8981\u7528\u4e8e\u751f\u7269\u8131\u6c2e\u8fc7\u7a0b\u3002\u5e38\u7528\u7684\u78b3\u6e90\u5316\u5b66\u54c1\u5305\u62ec\u7532\u9187\u3001\u4e59\u9187\u3001\u4e59\u9178\u7b49\u3002<\/p>\n<p><b>1.\u7532\u9187<\/b><\/p>\n<p>\u5e94\u7528\u8303\u56f4\uff1a\u9002\u7528\u4e8e\u53cd\u785d\u5316\u548c\u8131\u6c2e\u5de5\u827a\u3002<\/p>\n<p>\u52a0\u836f\u6bd4\u4f8b\uff1a\u4e00\u822c\u4e3a 3 \u6beb\u514b\/\u5347\uff08\u6bcf\u53bb\u9664 1 \u6beb\u514b\/\u5347\u785d\u9178\u76d0\uff09\u3002<\/p>\n<p>\u6280\u672f\u6307\u6807\uff1a\u7532\u9187\u7eaf\u5ea6\u5e94\u5728 99% \u4ee5\u4e0a\u3002<\/p>\n<p>\u64cd\u4f5c\u63d0\u793a\uff1a\u7532\u9187\u5e94\u76f4\u63a5\u52a0\u5165\u7f3a\u6c27\u6bb5\uff0c\u5e76\u901a\u8fc7\u6df7\u5408\u5668\u4e0e\u8fdb\u6c34\u548c\u6df7\u5408\u6db2\u5145\u5206\u6df7\u5408\u3002<\/p>\n<p>\u4e3e\u4f8b\u8bf4\u660e\uff1a\u5904\u7406\u80fd\u529b\u4e3a 1000 m\u00b3\/h \u7684\u6c61\u6c34\u5904\u7406\u5382\u9700\u8981\u53bb\u9664 20 mg\/L \u7684\u785d\u6001\u6c2e\uff0c\u9700\u8981\u6dfb\u52a0\u7532\u9187\u3002\u6839\u636e\u7ecf\u9a8c\uff0c\u7528\u91cf\u4e3a 60 \u6beb\u514b\/\u5347\uff0c\u6bcf\u5c0f\u65f6\u9700\u8981\u6dfb\u52a0 60 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lc-commercial-start --><\/p>\n<h2>How technical buyers and operators usually evaluate wastewater-treatment issues<\/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>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>A sewage treatment plant needs to add various chemicals during the treatment process to ensure that the effluent quality meets the standards. 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