CN105399215A - Wastewater treatment agent used for electroplating wastewater treatment - Google Patents
Wastewater treatment agent used for electroplating wastewater treatment Download PDFInfo
- Publication number
- CN105399215A CN105399215A CN201510954890.4A CN201510954890A CN105399215A CN 105399215 A CN105399215 A CN 105399215A CN 201510954890 A CN201510954890 A CN 201510954890A CN 105399215 A CN105399215 A CN 105399215A
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- CN
- China
- Prior art keywords
- electroplating wastewater
- sewage
- treating agent
- wastewater processing
- agent
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
- C02F3/342—Biological treatment of water, waste water, or sewage characterised by the microorganisms used characterised by the enzymes used
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
Abstract
The invention discloses a wastewater treatment agent used for electroplating wastewater treatment. Appropriate chemical and biological treatment agents are selected based on complex water ingredients of electroplating wastewater so as to realize optimal combination. Matrix and raw materials with synergistic effects are obtained from useful substances and secreta generated in growth process of microorganisms, a microbial community with complex composition, stable structure, a plurality of functions is composed of a plurality of bacteria via mutualism and multiplication; nano ferrous sulfate is formed from chemical treatment agent ferrous ions, thioacetamide, and a citrate under alkaline conditions; nano ferrous sulfate possesses synergistic effects with the microbial community; synergistic effects of the above ingredients are achieved in electroplating wastewater purification process, and the combination advantages are developed as far as possible; so that treatment effect is excellent, and waste water up-to-standard release is realized. Cost is low; and economic benefits are high.
Description
Technical field
The present invention relates to a kind of sewage-treating agent, especially relate to a kind of sewage-treating agent for electroplating wastewater processing.
Background technology
The water quality of electroplating wastewater is complicated, and composition is wayward, and wherein containing heavy metal ion and prussiates etc. such as chromium, cadmium, nickel, copper, zinc, gold and silver, some belongs to carcinogenic, teratogenesis, mutagenic highly toxic substance.
Heavy metal in electroplating wastewater generally can not decompose destruction, can only shift its location and change its Material Form.The current administering method for electroplating wastewater is based on physico-chemical process, and bioremediation technology is more economical as one, and more efficiently, the Treatment process of more environmental protection is also subject to extensive concern.Effective especially sewage-treating agent for electroplating wastewater processing is still immature at present, how to seek a kind of sewage-treating agent for electroplating wastewater processing efficiently with low cost, is a problem being worth research.
Summary of the invention
Goal of the invention: in order to the normal treatment process effect solving electroplating wastewater existing in prior art is bad, the problem that special effect treatment agent lacks, the present invention proposes the sewage-treating agent that a kind of special water-quality constituents for electroplating wastewater complexity efficient, with low cost carries out processing.
Technical scheme: to achieve these objectives, the present invention takes following technical scheme: a kind of sewage-treating agent for electroplating wastewater processing, following component is comprised: active sludge 50-90 part according to weighing scale, ceramic particle 10-20 part, flocculation agent 5-15 part, clay 5-10 part, discoloring agent 6-12 part, biological enzyme 6-9 part, microbial bacteria 10-20 part, ferrous salt 8-15 part, thioacetamide 6-10 part, Citrate trianion 5-12 part, deionized water 30-60 part, mixture pH regulator are to 7.5-8.5;
Wherein microbial bacteria is the mixture of desulfurization bacterium, desulfurization coccus, wood-decay fungi, all containing being not less than 2.0 hundred million active bacteria in monoxenic every gram of substratum;
Further, described active sludge is digested sludge.
Further, the particle diameter of described ceramic particle is no more than 0.5cm.
Further, described flocculation agent is cationic flocculant.
Further, described clay is primary clay.
Further, described discoloring agent is anhydrous slufuric acid aluminium, anhydrous magnesium sulfate, wilkinite three mass ratio be the mixture of 3:1:1.
Further, described biological enzyme is catalase.
Further, described microbial bacteria is desulfurization bacterium, desulfurization coccus, wood-decay fungi mass ratio be the mixture of 3:3:1.
Further, described Citrate trianion is one or more mixing in Trisodium Citrate, zinc citrate, Tripotassium Citrate.
Beneficial effect: a kind of sewage-treating agent for electroplating wastewater processing provided by the invention, suitable chemistry and biological treatment agent is selected to be optimized combination according to the water-quality constituents of its complexity of electroplating wastewater, each microorganism in its process of growth, produce useful matter and secretory product forms the matrix and raw material that mutually grow, and by mutual symbiosis, it is complicated that Relationship With Proliferation forms a composition, Stability Analysis of Structures, function has the microflora of varied bacterium widely, chemical processing agent ferrous ion, thioacetamide, Citrate trianion forms nanometer ferrous sulfate under the condition of alkalescence, act synergistically with microflora, mutual reciprocity and mutual benefit in the scavenging process of electroplating wastewater, play the associating advantage that it is maximum, there is efficient treatment effect, make discharged wastewater met the national standard, and it is with low cost, remarkable in economical benefits.
Embodiment
Embodiment 1:
A kind of sewage-treating agent for electroplating wastewater processing, following component is comprised: active sludge 50 parts according to weighing scale, ceramic particle 10 parts, flocculation agent 5 parts, clay 5 parts, discoloring agent 6 parts, biological enzyme 6 parts, microbial bacteria 10 parts, ferrous salt 8 parts, thioacetamide 6 parts, Citrate trianion 5 parts, deionized water 30 parts, mixture pH regulator are to 7.5-8.5;
Wherein microbial bacteria is desulfurization bacterium, desulfurization coccus, wood-decay fungi mass ratio be the mixture of 3:3:1, all containing being not less than 2.0 hundred million active bacteria in monoxenic every gram of substratum; Described active sludge is digested sludge; The particle diameter of ceramic particle is no more than 0.5cm; Flocculation agent is cationic flocculant; Clay is primary clay; Described discoloring agent is anhydrous slufuric acid aluminium, anhydrous magnesium sulfate, wilkinite three mass ratio are the mixture of 3:1:1; Biological enzyme is catalase; Described Citrate trianion is Trisodium Citrate.
Embodiment 2:
A kind of sewage-treating agent for electroplating wastewater processing, following component is comprised: active sludge 90 parts according to weighing scale, ceramic particle 20 parts, flocculation agent 15 parts, clay 10 parts, discoloring agent 12 parts, biological enzyme 9 parts, microbial bacteria 20 parts, ferrous salt 15 parts, thioacetamide 10 parts, Citrate trianion 12 parts, deionized water 60 parts, mixture pH regulator are to 7.5-8.5;
Wherein microbial bacteria is desulfurization bacterium, desulfurization coccus, wood-decay fungi mass ratio be the mixture of 3:3:1, all containing being not less than 2.0 hundred million active bacteria in monoxenic every gram of substratum; Described active sludge is digested sludge; The particle diameter of ceramic particle is no more than 0.5cm; Flocculation agent is cationic flocculant; Clay is primary clay; Described discoloring agent is anhydrous slufuric acid aluminium, anhydrous magnesium sulfate, wilkinite three mass ratio are the mixture of 3:1:1; Biological enzyme is catalase; Described Citrate trianion is zinc citrate.
Embodiment 3:
For a sewage-treating agent for electroplating wastewater processing, comprise following component according to weighing scale: active sludge 70 parts, ceramic particle 15 parts, flocculation agent 10 parts, clay 8 parts, discoloring agent 9 parts, biological enzyme 7 parts,
Microbial bacteria 15 parts, ferrous salt 12 parts, thioacetamide 8 parts, Citrate trianion 9 parts, deionized water 45 parts, mixture pH regulator are to 7.5-8.5;
Wherein microbial bacteria is desulfurization bacterium, desulfurization coccus, wood-decay fungi mass ratio be the mixture of 3:3:1, all containing being not less than 2.0 hundred million active bacteria in monoxenic every gram of substratum; Described active sludge is digested sludge; The particle diameter of ceramic particle is no more than 0.5cm; Flocculation agent is cationic flocculant; Clay is primary clay; Described discoloring agent is anhydrous slufuric acid aluminium, anhydrous magnesium sulfate, wilkinite three mass ratio are the mixture of 3:1:1; Biological enzyme is catalase; Described Citrate trianion is Tripotassium Citrate.
The sewage-treating agent of above-described embodiment 1-3 is used to carry out lab scale process, the COD of wherein intaking to the waste water that Suzhou City of Jiangsu Province Venus technique Du Shi company limited plating shop produces
crfor 500mg/L, SS are 250mg/L, Cu
2+for 100mg/L, Cd
2+for 65mg/L, Ni
2+for 18mg/L, chromium is 8mg/L;
The effluent quality index of discharging after treatment is as shown in table 1:
Effluent quality situation (unit: mg/L) after the sewage-treating agent process of table 1: embodiment 1-3
| COD Cr | SS | Cu 2+ | Cd 2+ | Ni 2+ | Chromium | Whether reach emission standard | |
| Embodiment 1 | 25 | 8 | 0.12 | 0.05 | 0.16 | 0.02 | Be |
| Embodiment 2 | 30 | 7 | 0.11 | 0.07 | 0.13 | 0.02 | Be |
| Embodiment 3 | 29 | 7 | 0.13 | 0.07 | 0.14 | 0.03 | Be |
As shown above, after using the sewage-treating agent of embodiment of the present invention 1-3 to process electroplating wastewater, the every water-quality guideline of waste water all reaches state emission standard, as can be seen here, a kind of sewage-treating agent for electroplating wastewater of the present invention has efficient treatment effect, make discharged wastewater met the national standard, and with low cost, remarkable in economical benefits.
It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvement, these improvement also should be considered as protection scope of the present invention.
Claims (9)
1. the sewage-treating agent for electroplating wastewater processing, it is characterized in that comprising following component according to weighing scale: active sludge 50-90 part, ceramic particle 10-20 part, flocculation agent 5-15 part, clay 5-10 part, discoloring agent 6-12 part, biological enzyme 6-9 part, microbial bacteria 10-20 part, ferrous salt 8-15 part, thioacetamide 6-10 part, Citrate trianion 5-12 part, deionized water 30-60 part, mixture pH regulator are to 7.5-8.5;
Wherein microbial bacteria is the mixture of desulfurization bacterium, desulfurization coccus, wood-decay fungi, all containing being not less than 2.0 hundred million active bacteria in monoxenic every gram of substratum.
2. according to claim 1 for the sewage-treating agent of electroplating wastewater processing, it is characterized in that: described active sludge is digested sludge.
3. according to claim 1 for the sewage-treating agent of electroplating wastewater processing, it is characterized in that: the particle diameter of described ceramic particle is no more than 0.5cm.
4. according to claim 1 for the sewage-treating agent of electroplating wastewater processing, it is characterized in that: described flocculation agent is cationic flocculant.
5. according to claim 1 for the sewage-treating agent of electroplating wastewater processing, it is characterized in that: described clay is primary clay.
6. according to claim 1 for the sewage-treating agent of electroplating wastewater processing, it is characterized in that: described discoloring agent is anhydrous slufuric acid aluminium, anhydrous magnesium sulfate, wilkinite three mass ratio are the mixture of 3:1:1.
7. according to claim 1 for the sewage-treating agent of electroplating wastewater processing, it is characterized in that: described biological enzyme is catalase.
8. according to claim 1 for the sewage-treating agent of electroplating wastewater processing, it is characterized in that: described microbial bacteria is desulfurization bacterium, desulfurization coccus, wood-decay fungi mass ratio are the mixture of 3:3:1.
9. according to claim 1 for the sewage-treating agent of electroplating wastewater processing, it is characterized in that: described Citrate trianion is one or more mixing in Trisodium Citrate, zinc citrate, Tripotassium Citrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510954890.4A CN105399215A (en) | 2015-12-18 | 2015-12-18 | Wastewater treatment agent used for electroplating wastewater treatment |
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| CN201510954890.4A CN105399215A (en) | 2015-12-18 | 2015-12-18 | Wastewater treatment agent used for electroplating wastewater treatment |
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| CN105399215A true CN105399215A (en) | 2016-03-16 |
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| CN201510954890.4A Pending CN105399215A (en) | 2015-12-18 | 2015-12-18 | Wastewater treatment agent used for electroplating wastewater treatment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107986588A (en) * | 2017-12-14 | 2018-05-04 | 张亚欣 | A kind of sludge treating agent based on clay and its preparation method and application |
| CN109807169A (en) * | 2019-03-08 | 2019-05-28 | 广东宜瑞环境科技有限公司 | A kind of restorative procedure of heavy-metal contaminated soil |
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| CN102464397A (en) * | 2011-10-20 | 2012-05-23 | 常州亚环环保科技有限公司 | Composite zinc removing agent for treating wastewater containing zinc |
| CN102745868A (en) * | 2012-07-23 | 2012-10-24 | 青岛大学 | Method for removing carbon, nitrogen and sulfur in waste water |
| CN103663722A (en) * | 2013-12-06 | 2014-03-26 | 中山奈德生物科技有限公司 | Efficient biological enzyme water purification agent |
| US20140124454A1 (en) * | 2012-11-01 | 2014-05-08 | Halosource, Inc. | Water treatment composition and method of using same |
| CN104211162A (en) * | 2014-08-27 | 2014-12-17 | 镇江华域环保设备制造有限公司 | Sewage treating agent for treating heavy metal wastewater |
-
2015
- 2015-12-18 CN CN201510954890.4A patent/CN105399215A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102464397A (en) * | 2011-10-20 | 2012-05-23 | 常州亚环环保科技有限公司 | Composite zinc removing agent for treating wastewater containing zinc |
| CN102745868A (en) * | 2012-07-23 | 2012-10-24 | 青岛大学 | Method for removing carbon, nitrogen and sulfur in waste water |
| US20140124454A1 (en) * | 2012-11-01 | 2014-05-08 | Halosource, Inc. | Water treatment composition and method of using same |
| CN103663722A (en) * | 2013-12-06 | 2014-03-26 | 中山奈德生物科技有限公司 | Efficient biological enzyme water purification agent |
| CN104211162A (en) * | 2014-08-27 | 2014-12-17 | 镇江华域环保设备制造有限公司 | Sewage treating agent for treating heavy metal wastewater |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107986588A (en) * | 2017-12-14 | 2018-05-04 | 张亚欣 | A kind of sludge treating agent based on clay and its preparation method and application |
| CN109807169A (en) * | 2019-03-08 | 2019-05-28 | 广东宜瑞环境科技有限公司 | A kind of restorative procedure of heavy-metal contaminated soil |
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