CN103466903B - Method for treating coal chemical industry wastewater by using microorganisms - Google Patents
Method for treating coal chemical industry wastewater by using microorganisms Download PDFInfo
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- CN103466903B CN103466903B CN201310467681.8A CN201310467681A CN103466903B CN 103466903 B CN103466903 B CN 103466903B CN 201310467681 A CN201310467681 A CN 201310467681A CN 103466903 B CN103466903 B CN 103466903B
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Abstract
The invention discloses a method for treating coal chemical industry wastewater by using microorganisms. The method for treating the coal chemical industry wastewater by using the microorganisms comprises the following steps that (1) coking wastewater and desulfurization waste liquor of the coal chemical industry wastewater are mixed, and the volume ratio between the coking wastewater and the desulfurization waste liquor is 35-50:1; (2) the mixed liquor enters a composite decarburization partial nitrification reaction tank to carry out a nitration reaction, and a commercially-available HSBEMBM efficient environmental microorganism preparation and carriers are added; (3) filtration is carried out through a PM; (4) the mixed liquor enters an anaerobic ammonium oxidation reaction tower, and the commercially-available HSBEMBM efficient environmental microorganism preparation and the carriers are added into the anaerobic ammonium oxidation reaction tower; (4) the mixed liquor enters a simultaneous nitrification-and-denitrification reaction tank. After treatment is accomplished through the method for treating coal chemical industry wastewater by using the microorganisms, the total nitrogen in the mixed wastewater of the coking wastewater and the desulfurization waste liquor can be controlled to be smaller than 20mg/L, the COD of the mixed wastewater can be controlled to be smaller than 80mg/L, and other indexes of the mixed wastewater can reach the first-level emission standard of China. Due to the fact that the special performance obtained through combination of the devices such as the composite decarburization partial nitrification reaction tank, the PM and the anaerobic ammonia oxidation reaction tower is adopted by the technology, a sludge sediment device is not needed in the whole technological process, and backflow power consumption and material consumption of structures are reduced.
Description
Technical field
The invention belongs to technical field of biochemistry, particularly relate to a kind of method utilizing microbiological treatment coal chemical industrial waste water.
Background technology
The discharge water on absorption tower in desulfurization waste liquor mainly boiler smoke wet desulphurization (limestone/gypsum method) process, its complicated component, is difficult to biochemistry, easily causes the series of problems such as equipment corrosion quickening, coke quality reduction and energy dissipation.In order to maintain the balance of desulfurizer serum recycle system material, prevent soluble part in flue gas, namely cl concn exceedes prescribed value and ensures gypsum quality, and must discharge a certain amount of waste water from system, waste water is mainly from gypsum dehydration and cleaning system.The impurity contained in waste water mainly comprises suspended substance, oversaturated sulphite, vitriol and heavy metal, is much wherein to require the strict first kind pollutent controlled in national environmental standard.
After GB16171-2012 new standard is implemented, pollutant emission requires far away higher than existing GB 8978-96 standard.GB16171-2012 adds the indexs such as total nitrogen, total phosphorus, benzo (α) pyrene, sulfide, polycyclic aromatic hydrocarbons, benzene on the basis of current standards.At present, the general treatment process of existing enterprise's high concentration nitrogen-containing waste water is: first to the wastewater from chemical industry pre-treatment of high density, enter biochemical treatment facility afterwards: waste water → regulate homogeneous equipment → oil removal precipitation (→ air supporting) → biological treatment → discharge, and in biological treatment section, existing technique generally has denitrogenation equipment, A
2o, AOO etc., to the clearance of total nitrogen generally at 40%-70%; These existing Process ba-sis increase second stage denitrogenation equipment, although can reach the effect removed of total nitrogen, problem higher in investment, occupation of land, running cost is particularly outstanding.
Summary of the invention
The object of this invention is to provide a kind of method utilizing microbiological treatment coal chemical industrial waste water, thus solve the unmanageable problem of coalification waste water.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is:
Utilize the method for microbiological treatment coal chemical industrial waste water, it is characterized in that comprising the steps:
1) by the coking chemical waste water in coal chemical industrial waste water and desulfurization waste liquor mixing, both volume ratios are 35 ~ 50:1;
2) mixed solution enters compound decarburization short distance nitration reaction tank, carries out nitration reaction, adds commercially available HSBEMBM efficient context microbial preparation and carrier;
3) PM membrane filtration is used;
4) enter Anammox reaction tower, in tower, add commercially available HSBEMBM efficient context microbial preparation and carrier;
5) reaction tank of nitration denitrification is entered.
Further technical scheme, described HSBEMBM efficient context microbial preparation is made up of following bacterial classification:
Acetic acid acetobacter
acetobacter aceti
Bacillus megaterium
bacillus megaterium
Bacillus licheniformis
bacillus licheniformis
Bacillus sphaericus
bacillus spaericus
Rhodopseudomonas palustris
rhodopseudomonas palustris
Bacillus alvei
bacillus alvei
Brevibacillus brevis Brevi
bscillus
brevis
Pseudomonas putida
pseudomonas putina
The different Zymomonas mobilis of denitrification
alteromonas dentitrificans
Bacillus firmus
bacillus firmus
Subtilis
bacillus subtilis
Pseudomonas chlororaphis
pseudomonas chlororaphis
Bacillus coagulans
bacillus coagulans
Rhodopseudomonas acidophilus
rhodopseudomonas acidphia
Paracoccus denitrificans
thiosphaera pantropha
Bu Shi methagen
methanobacterium bryantii
Marsh methagen Methanob
acterium
paluster
Mire methagen Methan
obacterium
uliginosum
The rotten rare bacillus of slag
rarobacter faecitabidus
Eubacterium formicigenerans
rarobacter formicigenerans
Nitrosomonas
nitrosococcuseur
opaea
Rhodopseudomonas palustris
rhodopseudomonas palustris
Bacterium nitrobacter
nitrobacter winogradskyi
Bacillus cereus
Bacillus cereus.
After process of the present invention, the total nitrogen of coking chemical waste water and desulfurization waste liquor composite waste can control at below 20mg/L, and COD can control at below 80mg/L, and other indexs also can reach national grade one discharge standard.Except coking chemical waste water and desulfurization waste liquor composite waste, disclosed in this inventionly microorganism is utilized to remove the method for total nitrogen to coking chemical waste water and desulfurization waste liquor synchronous processing, also be applicable to the factory effluent of the difficult degradations such as pharmacy waste water, fermentation waste water, food enterprise waste water, the process of municipal wastewater, sanitary sewage can also be used for.In view of the compound decarburization short distance nitration reaction tank, PM film, Anammox tower etc. that use in this technique equip the property combined, make in whole technical process, not need sludge settling to equip, and save the materials consumption of backflow power consumption and structures.
Accompanying drawing explanation
Fig. 1 is conventional A/O water technology schematic diagram.
Fig. 2 is embodiment of the present invention process flow diagram.
Embodiment
Following examples are test run(s)s that the present invention does in certain waste water treatment engineering, and this test is blocking test, and nonspecific crowd can not contact, understand process of the test.
As shown in Figure 2, with certain coking chemical waste water, flow is 40m
3/ h, desulfurization waste liquor day the water yield 10 tons, according to specified proportion combination treatment, form composite waste, its water quality situation is as follows:
| Project | COD Cr | Prussiate | Sulfide | Total nitrogen | Volatile phenol |
| Desulfurization waste liquor original content (mg/L) | 161978 | 63 | 4481 | 54428 | 607 |
| Coking chemical waste water original content (mg/L) | 4315 | 2.5 | 381 | 317 | 669 |
| The total influent concentration of system (mg/L) after proportioning | 5904 | 3.1 | 423 | 875 | 668 |
As shown in Figure 2, first coking chemical waste water enters oil removing equipment and carries out physical oil-removing concrete technology flow process; Equipment water outlet of going on a tour flow to and regulates homogeneous equipment, proportionally injects desulfurization waste liquor simultaneously, realizes the homogeneous even amount of water quality, reach the condition ensureing biochemical system steady running; Regulate the sewage of homogeneous equipment to deliver to air supporting equipment through lift pump and remove suspended matter in sewage and oily substance, reduce back-end processing load; The water outlet of air supporting equipment flows into compound decarburization short distance nitration reaction tank, control reaction parameter temperature 25 ~ 30 DEG C, DO(dissolved oxygen) 2 ~ 4mg/L, phosphorus the biochemical reaction condition that is as the criterion with laboratory analysis of data of dosage under, remove a large amount of COD in water and suppress the hazardous and noxious substances such as volatile phenol, cyanogen of denitrogenation Pseudomonas growth; The water outlet of compound decarburization short distance nitration reaction tank flows through its rearmounted PM film and carries out separating treatment; Anammox tower is flowed into via the water outlet after PM membrane separation, the Anammox effect that microbial preparation carries out microorganism is administered in conjunction with the HSBEMBM efficient context added, by Controlling System parameter temperature 25 ~ 35 DEG C, pH 6 ~ 9, DO(dissolved oxygen) < 0.5mg/ L, the effective sludge concentration of MLVSS() under the reaction conditionss such as 3 ~ 6g/L, directly change ammonia nitrogen, nitroso-group nitrogen into nitrogen, thus realize the efficient removal of nitrogen, make the clearance of total nitrogen reach 80% ~ 96%, complete the main denitrogenation task of whole system; The water outlet of Anammox tower flows into denitrification tank, when Anammox tower can not realize the removal completely of total nitrogen, then realizes the removal of residual nitrogen by the denitrification of this unit; Denitrification tank water outlet is arranged outward via PM membrane sepn standard water discharge.
Effluent quality COD after the present embodiment process
cr< 80 mg/L, total nitrogen < 15 mg/L, prussiate < 0.5 mg/L, sulfide < 0.25 mg/L, volatile phenol < 0.25 mg/L.Wastewater treatment efficiency is significantly better than conventional A/O technique, and effluent quality index reaches or is better than GB16171-2012 country new standard.
Claims (2)
1. utilize the method for microbiological treatment coal chemical industrial waste water, it is characterized in that comprising the steps:
By the coking chemical waste water in coal chemical industrial waste water and desulfurization waste liquor mixing, both volume ratios are 35 ~ 50:1;
Mixed solution enters compound decarburization short distance nitration reaction tank, carries out nitration reaction, adds commercially available HSBEMBM efficient context microbial preparation and carrier;
Use PM membrane filtration;
Enter Anammox reaction tower, in tower, add commercially available HSBEMBM efficient context microbial preparation and carrier;
Enter the reaction tank of nitration denitrification.
2. the method for claim 1, is characterized in that: described HSBEMBM efficient context microbial preparation is made up of following bacterial classification:
Acetic acid acetobacter
acetobacter aceti
Bacillus megaterium
bacillus megaterium
Bacillus licheniformis
bacillus licheniformis
Bacillus sphaericus
bacillus spaericus
Rhodopseudomonas palustris
rhodopseudomonas palustris
Bacillus alvei
bacillus alvei
Brevibacillus brevis Brevi
bscillus
brevis
Pseudomonas putida
pseudomonas putina
The different Zymomonas mobilis of denitrification
alteromonas dentitrificans
Bacillus firmus
bacillus firmus
Subtilis
bacillus subtilis
Pseudomonas chlororaphis
pseudomonas chlororaphis
Bacillus coagulans
bacillus coagulans
Rhodopseudomonas acidophilus
rhodopseudomonas acidphia
Paracoccus denitrificans
thiosphaera pantropha
Bu Shi methagen
methanobacterium bryantii
Marsh methagen Methanob
acterium
paluster
Mire methagen Methan
obacterium
uliginosum
The rotten rare bacillus of slag
rarobacter faecitabidus
Eubacterium formicigenerans
rarobacter formicigenerans
Nitrosomonas
nitrosococcuseur
opaea
Rhodopseudomonas palustris
rhodopseudomonas palustris
Bacterium nitrobacter
nitrobacter winogradskyi
Bacillus cereus
Bacillus cereus.
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103710293B (en) * | 2014-01-03 | 2015-07-22 | 周礼红 | Brevibacillus brevis strain as well as culture method and application thereof |
| CN103937712B (en) * | 2014-04-04 | 2016-10-05 | 华南理工大学 | A kind of Bacillus licheniformis and application thereof |
| CN105565581B (en) * | 2014-10-09 | 2018-09-21 | 中国石油化工股份有限公司 | Coal ethylene wastewater integrated conduct method |
| CN105621626B (en) * | 2014-11-05 | 2018-09-28 | 江苏元捷环境科技有限公司 | A kind of high-concentration chemical industry sewage composite bacteria agent and its application |
| CN104496118B (en) * | 2014-12-16 | 2016-04-06 | 呼伦贝尔东北阜丰生物科技有限公司 | A kind of method of disposing of sewage in Coal Chemical Industry synthetic ammonia |
| CN106746152A (en) * | 2015-11-19 | 2017-05-31 | 中国科学院过程工程研究所 | A kind of processing system and processing method of difficult degradation ammonia nitrogen waste water |
| CN105668807A (en) * | 2016-03-01 | 2016-06-15 | 云南圣清环保科技有限公司 | Method adopting microorganisms for treating coal chemical industrial wastewater |
| CN107446911B (en) * | 2017-07-28 | 2021-02-19 | 华南理工大学 | Microorganism embedding immobilized pellet and method thereof, special device and application |
| CN111100824B (en) * | 2020-01-21 | 2021-11-05 | 暨南大学 | Bacillus and application thereof in denitrification and desulfurization in aquaculture water |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1562820A (en) * | 2004-02-10 | 2005-01-12 | 凌亮 | Method for treating wastewater of carbonization by using microbe |
| CN102690018A (en) * | 2012-05-02 | 2012-09-26 | 中环辽宁工程技术股份有限公司 | Method for treating and recycling coal tar processing wastewater |
-
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1562820A (en) * | 2004-02-10 | 2005-01-12 | 凌亮 | Method for treating wastewater of carbonization by using microbe |
| CN102690018A (en) * | 2012-05-02 | 2012-09-26 | 中环辽宁工程技术股份有限公司 | Method for treating and recycling coal tar processing wastewater |
Non-Patent Citations (1)
| Title |
|---|
| HSBEMBM环境治理微生物技术在高氨氮、高总氮废水(煤化工、垃圾渗滤液等)处理中的应用;傅继达等;《全国氨氮污染控制技术高峰论坛》;20110608;第109-129页 * |
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Denomination of invention: Method for treating coal chemical industry wastewater by using microorganisms Effective date of registration: 20181212 Granted publication date: 20141231 Pledgee: China Everbright Bank Limited by Share Ltd Hangzhou branch Pledgor: Zhejiang Hanlan Environment Technology Co., Ltd. Registration number: 2018330000458 |
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Date of cancellation: 20200401 Granted publication date: 20141231 Pledgee: China Everbright Bank Limited by Share Ltd Hangzhou branch Pledgor: ZHEJIANG HI-LEGEND ENVIRONMENT TECHNOLOGY Co.,Ltd. Registration number: 2018330000458 |