CN105271485A - General industrial sewage, domestic sewage and drinking water treatment method - Google Patents
General industrial sewage, domestic sewage and drinking water treatment method Download PDFInfo
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- CN105271485A CN105271485A CN201410244951.3A CN201410244951A CN105271485A CN 105271485 A CN105271485 A CN 105271485A CN 201410244951 A CN201410244951 A CN 201410244951A CN 105271485 A CN105271485 A CN 105271485A
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- sewage
- coagulating agent
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Abstract
The invention relates to a general industrial sewage, domestic sewage and drinking water treatment method. According to the method, a coagulant is added into the sewage pipeline or at the outlet position through an agent spraying pipeline. The method is characterized in that the agent spraying pipe is connected to at least an additional pipeline, an composite element for improving the coagulant efficiency is added into the coagulant through the additional pipeline, the composite element and the coagulant are mixed, and the obtained mixture enters the sewage inside the sewage pipeline or at the outlet position, wherein the coagulant is poly aluminium chloride, cationic polyacrylamide, diallyl dimethyl ammonium chloride or acrylamide copolymer, and the composite element is cationic polyacrylamide, diallyl dimethyl ammonium chloride, acrylamide copolymer, activated silicic acid, calcium chloride or hydrochloric acid, and phosphoric acid or sulfuric acid.
Description
Technical field
The present invention relates to the treatment process of a kind of ordinary industrial sewage, sanitary sewage and tap water, belong to technical field of sewage.
Background technology
In ordinary industrial sewage, sanitary sewage and drinking water treatment and purification of water quality, coagulation is one of them very important unit, it is the state being changed particulate matter in water by coagulating agent, suspension composition in water and colloid composition are departed from, being formed under certain conditions can the flco of precipitated or dissolved air flotation, then by precipitation or air supporting, make this part flco separately.In coagulating treatment, the coagulating agent used for dissimilar sewage is the key processed, therefore a lot of researchist is had to develop new composite coagulant or flocculation agent in active research in addition, and the various coagulating agent of existing process ordinary industrial sewage, sanitary sewage and tap water mainly still use molysite or aluminium salt, do not do good differentiation for ordinary industrial sewage, sanitary sewage and tap water; In sewage disposal, complex process is also a significant element simultaneously, there are some problems of composite time and consumption on complex process, such as in process ordinary industrial sewage, sanitary sewage and tap water process, with regard to exist coagulating agent and ordinary industrial sewage, sanitary sewage and tap water react slow and coagulating agent not with the problem such as the suspended substance in water reacts, the metallic element in coagulating agent is caused to remain in water, create secondary pollution, the reaction of coagulating agent is incomplete simultaneously, also create the waste of coagulating agent, further increase the expense of sewage disposal.
Summary of the invention
The object of the invention is to, a kind of new ordinary industrial sewage, sanitary sewage and drinking water treatment method are provided.Utilize method of the present invention and coagulating agent process ordinary industrial sewage, sanitary sewage and tap water, there is good sewage processing effect, the advantages such as in coagulating agent sufficient reacting, water, residuals is few, medicament usage quantity is little.
Technical scheme of the present invention: the treatment process of a kind of ordinary industrial sewage, sanitary sewage and tap water, be included in sewer line or exit adds coagulating agent by medicine spraying tube road, the method connects at least 1 additional pipeline on medicine spraying tube road, in coagulating agent, adding the complex element (or being called compound substance) for improving coagulating agent efficiency by additional pipeline, entering after complex element mixes with coagulating agent in sewer line or in the sewage in exit; Described coagulating agent is polymerize aluminum chloride, cationic polyacrylamide, diallyldimethylammonium chloride or acrylic amine multipolymer; Described complex element is cationic polyacrylamide, diallyldimethylammonium chloride, acrylic amine multipolymer, activated silicic acid, calcium chloride, hydrochloric acid, phosphoric acid or sulfuric acid.
Above-mentioned ordinary industrial sewage, sanitary sewage and drinking water treatment method are that the time that complex element mixes with coagulating agent is less than 7 seconds, and then enter in the sewage in sewer line or exit.
Above-mentioned ordinary industrial sewage, sanitary sewage and drinking water treatment method are that the time that complex element mixes with coagulating agent is 2 ~ 6 seconds, and then enters in the sewage in sewer line or exit.
Above-mentioned ordinary industrial sewage, sanitary sewage and drinking water treatment method often add 1000 parts, coagulating agent by mass parts, and it is 0.5 ~ 100 part that correspondence adds complex element.
Aforesaid ordinary industrial sewage, sanitary sewage and drinking water treatment method often add 1000 parts, coagulating agent by mass parts, and it is 0.5 ~ 20 part that correspondence adds complex element.
Aforesaid ordinary industrial sewage, sanitary sewage and drinking water treatment method often add 1000 parts, coagulating agent by mass parts, and it is 0.5 ~ 10 part that correspondence adds complex element.
Compared with the prior art, utilize method of the present invention and coagulating agent process ordinary industrial sewage, sanitary sewage and tap water, there is good sewage processing effect, the advantages such as in coagulating agent sufficient reacting, water, residuals is few, medicament usage quantity is little.
Applicant finds in long-term practice with test, after coagulating agent mixes with the complex element of various composition, namely a kind of inorganic polymer of more high-polymerization degree is produced, complex element refers to the various medicament that can improve coagulating agent effect, but in reaction process, inorganic polymer form only can be stabilized in the very short time, extend in time, the inorganic polymer of high-polymerization degree can be made progressively to return to original coagulation form, therefore complex element is dropped in coagulating agent the time being mixed to and dropping into and react in sewage, need in seconds to complete.Accordingly, applicant adopts properly mixed coagulating agent and complex element to separate and throws in, coagulating agent to mix with complex element form the inorganic polymer form of high-polymerization degree afterwards time and waste water reach the effect of optimal coagulation.Adopt such method can reduce the consumption of coagulating agent 1/3, make again the suspended substance in coagulating agent and sewage and glial response more complete, coagulating agent uses more thorough, reduces coagulating agent and remains in water, avoid the secondary pollution to water quality.The applicant also tests corresponding all kinds of sewage repeatedly according to the method simultaneously; have found process ordinary industrial sewage, sanitary sewage and the tap water optimal coagulating agent of institute and complex element; and most suitable proportion relation; processing cost is decreased like this while solving problem of environmental pollution; and also can second stage employ to ordinary industrial sewage, sanitary sewage and the tap water after process; further save fund and Water Energy; protect environment, there is good economic benefit and social benefit.
Embodiment
Embodiments of the invention, because different types of coagulating agent is as polymerize aluminum chloride, cationic polyacrylamide, diallyldimethylammonium chloride or acrylic amine multipolymer, all can react at short notice during mixing, form inorganic polymer form, therefore coagulating agent of the present invention and complex element (or claiming compound substance) can be allied substances, but identical material can not be used as coagulating agent and complex element at drug feeding pipeline 2 and additional pipeline 3 in concrete use simultaneously.
The blow-off line of the ordinary industrial sewage flowed, sanitary sewage and tap water arranges a drug feeding pipeline, an additional pipeline is connected in the side of drug feeding pipeline, add coagulating agent by drug feeding pipeline, the coagulating agent added is that polymerize aluminum chloride also can be cationic polyacrylamide, diallyldimethylammonium chloride or acrylic amine multipolymer.And adding complex element by tube-carrier, the complex element added is that calcium chloride also can be cationic polyacrylamide, diallyldimethylammonium chloride, acrylic amine multipolymer, activated silicic acid, hydrochloric acid, phosphoric acid or sulfuric acid.1000 parts of polymerize aluminum chlorides are often added by drug feeding pipeline by mass parts, cationic polyacrylamide, diallyldimethylammonium chloride or acrylic amine multipolymer, corresponding adds 2 parts of calcium chloride cationic polyacrylamides by additional pipeline, diallyldimethylammonium chloride, acrylic amine multipolymer, activated silicic acid, hydrochloric acid, phosphoric acid or sulfuric acid, the coagulating agent added and complex element mix in 7 seconds bottom drug feeding pipeline, form inorganic polymer form, and ordinary industrial sewage that is rapid and flowing, sanitary sewage and tap water contact, and make medicament be diffused into ordinary industrial sewage uniformly rapidly, in sanitary sewage and tap water, fully after hydrolysis, can complete ordinary industrial sewage, the process of sanitary sewage and tap water, to the ordinary industrial sewage after process, sanitary sewage and tap water are tested, and it goes out water ph value, COD value all can reach national standard, and the ordinary industrial sewage after process, sanitary sewage and tap water also can second stage employ, save fund and Water Energy, have good economic benefit and social benefit.
Main points of the present invention are after being mixed with complex element by properly mixed coagulating agent, within the regular hour, to render to fast in ordinary industrial sewage, sanitary sewage and tap water and the chemical reaction completed in ordinary industrial sewage, sanitary sewage and drinking water treatment process.Be not limited in and throw in coagulating agent and complex element by drug feeding pipeline and additional pipeline, as long as can above-mentioned requirements be met, also can adopt other dosing mode.
Claims (4)
1. the treatment process of an ordinary industrial sewage, sanitary sewage and tap water, be included in sewer line or exit adds coagulating agent by medicine spraying tube road, it is characterized in that: on medicine spraying tube road, connect at least 1 additional pipeline, in coagulating agent, adding the complex element for improving coagulating agent efficiency by additional pipeline, entering after complex element mixes with coagulating agent in sewer line or in the sewage in exit; Described coagulating agent is polymerize aluminum chloride, cationic polyacrylamide, diallyldimethylammonium chloride or acrylic amine multipolymer; Described complex element is cationic polyacrylamide, diallyldimethylammonium chloride, acrylic amine multipolymer, activated silicic acid, calcium chloride or hydrochloric acid, phosphoric acid or sulfuric acid.
2. ordinary industrial sewage according to claim 1, sanitary sewage and drinking water treatment method, is characterized in that: the time that complex element mixes with coagulating agent is less than 7 seconds, and then enters in the sewage in sewer line or exit.
3. ordinary industrial sewage according to claim 2, sanitary sewage and drinking water treatment method, is characterized in that: the time that complex element mixes with coagulating agent is 2 ~ 6 seconds, and then enters in the sewage in sewer line or exit.
4. ordinary industrial sewage, sanitary sewage and drinking water treatment method according to claim 1,2 or 3, is characterized in that: often add 1000 parts, coagulating agent by mass parts, and it is 0.5 ~ 100 part that correspondence adds complex element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410244951.3A CN105271485A (en) | 2014-06-05 | 2014-06-05 | General industrial sewage, domestic sewage and drinking water treatment method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410244951.3A CN105271485A (en) | 2014-06-05 | 2014-06-05 | General industrial sewage, domestic sewage and drinking water treatment method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105271485A true CN105271485A (en) | 2016-01-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410244951.3A Pending CN105271485A (en) | 2014-06-05 | 2014-06-05 | General industrial sewage, domestic sewage and drinking water treatment method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105271485A (en) |
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2014
- 2014-06-05 CN CN201410244951.3A patent/CN105271485A/en active Pending
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Application publication date: 20160127 |