CN105502815A - Treatment method of sludge drying condensate water - Google Patents

Treatment method of sludge drying condensate water Download PDF

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Publication number
CN105502815A
CN105502815A CN201510908293.8A CN201510908293A CN105502815A CN 105502815 A CN105502815 A CN 105502815A CN 201510908293 A CN201510908293 A CN 201510908293A CN 105502815 A CN105502815 A CN 105502815A
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water
reactor
sludge
equalizing tank
enters
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CN105502815B (en
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朱士圣
朱忠贤
崔方
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Nanjing Zhongdian environmental protection water Co., Ltd
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NANJING GUONENG ENVIRONMENTAL PROTECTION ENGINEERING Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/12Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/50Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/78Treatment of water, waste water, or sewage by oxidation with ozone
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/08Multistage treatments, e.g. repetition of the same process step under different conditions
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/02Odour removal or prevention of malodour
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00Use of specific compounds during water treatment
    • C02F2305/06Nutrients for stimulating the growth of microorganisms
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/1236Particular type of activated sludge installations
    • C02F3/1268Membrane bioreactor systems
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/28Anaerobic digestion processes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/34Biological treatment of water, waste water, or sewage characterised by the microorganisms used
    • C02F3/341Consortia of bacteria
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Sludge (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)

Abstract

The invention relates to a treatment method of sludge drying condensate water. The treatment method comprises the following steps of (1) pretreatment in a conditioning pool: firstly, sending raw condensate water into the conditioning pool, remaining for enough time in the conditioning pool, and lowering the temperature of the condensate water to the temperature suitable for the growth and propagation of microorganisms, namely 20 to 38 DEG C, so as to facilitate the subsequent organism treatment; meanwhile, adjusting the pH (potential of hydrogen) value to the near-neutral range of 5-8 in the conditioning pool; (2) enabling outlet water from the conditioning pool to enter an anaerobic reactor, performing anaerobic fermentation, sending marsh gas generated by the anaerobic reaction into a marsh gas treatment device for being treated, sending sewage into a biological selector, and sending the generated sludge into a sludge concentration pool for being treated; (3) while the water is sent into the aerobic reactor, adding domestic sewage; (4) after the sewage treated by the anaerobic fermentation enters the biological selector, fully mixing with the refluxed active sludge in the biological selector; (5) sending the outlet water from the biological selector into a sequencing batch type biological membrane reactor to react, sending the outlet water from the reactor into a high-concentration ozone reactor for being disinfected and treated, and sending the sludge into a concentration pool for being concentrated and treated by a dewatering machine.

Description

A kind of sludge drying water of condensation treatment process
Technical field
The invention belongs to water treatment method field, be specifically related to a kind of effective lignin-sludge mummification water of condensation treatment process.
Background technology
Along with development that is industrial and city, mud sharply increases as the by product output of sewage disposal, the process problem demanding prompt solution of the mud of substantial amounts.
Mud contains the nutritive element such as abundant organic matter and nitrogen, phosphorus, potassium, has the utility value such as great agroforestry, soil modification.Sludge drying process makes the moisture in mud evaporate by thermal energy transfer, significantly can reduce sludge volume, reduces the costs such as disposal, transhipment, storage, takes out pathogenic agent contained in mud simultaneously.But sludge drying can produce a large amount of condensation waste water, mainly comprise the water coolant etc. produced in the water of condensation and dry temperature-fall period produced in technological process.Can make the microbial lytic in mud due to pyroprocess, the macromolecular substance hydrolysis such as fat, protein, discharge a large amount of volatile matter, make in water of condensation containing a large amount of ammonia nitrogens and organism.At present to sludge drying water of condensation treatment process, the research and development of the bioremediation of especially high-quality water outlet are also in the starting stage, and one of them key issue is that sludge drying water of condensation water quality composition is comparatively special.Normal conditions system sludge drying condensate temperature is higher, pH is lower and the affecting to microbial growth containing quantity not sufficient of many macroelements and trace element in mud.
Summary of the invention
The object of the invention is, propose a kind of method of effective lignin-sludge mummification water of condensation.The method flow process simple process efficiency is high and working cost is low there is not secondary pollution problem.
Technical scheme of the present invention is: sludge drying condensate processor, it is characterized in that being provided with equalizing tank is connected with anaerobic reactor, the biogas produced in anaerobic reactor is connected with marsh gas treatment device, anaerobic reactor mud discharging mouth is connected with sludge thickener, anaerobic reactor water outlet is connected with biological selector, is provided with a road sanitary sewage simultaneously and enters anaerobic reactor; Anaerobic reactor is connected with biological selector, biological selector is connected with sequencing batch biofilm reactor, sequencing batch membrane bioreactor water outlet is connected with high-concentrated ozone reactor, anaerobic reactor mud discharging mouth is connected with sludge thickener, and sludge thickener mud discharging mouth is connected with water extracter, supernatant liquor outlet is connected with equalizing tank; High-concentrated ozone reactor is connected with reuse pool.
Technical scheme of the present invention is: sludge drying water of condensation treatment process, comprises the steps:
(1) equalizing tank that system leading portion is arranged is used for the cooling of condensed water and the adjustment of pH; Equalizing tank pre-treatment, first the former water of water of condensation enter equalizing tank, time enough is stopped (also different depending on different time in season in equalizing tank, heat pump techniques draw heat can be adopted, carry out energy utilization) make water of condensation water temperature drop to the temperature being applicable to microbial growth, as 20-38 DEG C, be beneficial to follow-up biological treatment.Need the adjustment carrying out pH value in equalizing tank simultaneously, if pH value is in the weakly acidic pH scope of 5-8, affect microbic activity to prevent too low pH value.
(2) equalizing tank water outlet enters anaerobic reactor and carries out anaerobically fermenting, and the biogas that anaerobic reaction produces enters marsh gas treatment device and processes, and sewage enters biological selector, and the mud of generation enters sludge thickener and processes.
(3) sanitary sewage is added while anaerobic reactor water inlet, to provide inorganic salt needed for microorganism growth and Relationship with other Nutrient Elements.
(4) fully mix herein with the active sludge of backflow after the sewage after anaerobically fermenting enters biological selector, a large amount of microorganisms of backflow are able to, and tabling is excellent induces active very strong microorganism species, is beneficial to subsequent biological treatment.
(5) biological selector water outlet enters sequencing batch biofilm reactor and reacts, and reactor water outlet enters the disinfection of high-concentrated ozone reactor, processes after mud enters concentration basin process with water extracter.
(escape pipe of 6 equalizing tanks, bio-reactor, biological selector, sequencing batch biofilm reactor is connected with vacuum fan, is then connected with odor removal.
(7) mud of anaerobic reactor, biological selector, sequencing batch biofilm reactor enters sludge thickener and processes, and the mud after process enters water extracter and processes.
Sanitary sewage water inlet pipe is set with anaerobic reactor entrance end, for the inorganic salt needed for supplementary microorganism growth and Relationship with other Nutrient Elements.
Biological selector is set in sequencing batch biofilm reactor front end, a large amount of microorganisms of backflow are selected the superior and eliminated the inferior, induce active very strong microorganism species, to increase the adaptability of microorganism in follow-up facility.
The escape pipe of described equalizing tank, bio-reactor, biological selector, sequencing batch biofilm reactor is connected with vacuum fan, is then connected with odor removal.
The mud of described anaerobic reactor, biological selector, sequencing batch biofilm reactor enters sludge thickener and processes, and the mud after process enters water extracter and processes.
Sludge thickener supernatant liquor outlet pipe is connected with equalizing tank with water extracter filtrate exit pipe.
Beneficial effect of the present invention, by proposing a kind of sludge drying water of condensation treatment process, reach the effect of effective lignin-sludge mummification water of condensation, this technical process is simple, and efficiently solve condensate temperature too high, pH is lower simultaneously, and in water, lack the problem of the Relationship with other Nutrient Elements needed for inorganic salt and microorganism growth, can process the sanitary wastewater of a great deal of, capacity usage ratio is high, has the advantages that not produce secondary pollutant simultaneously.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of mud water of condensation treatment process of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described further.
A kind of effective sludge drying water of condensation treatment process, equalizing tank is connected with anaerobic reactor, the biogas produced in anaerobic reactor is connected with marsh gas treatment device, and mud discharging mouth is connected with sludge thickener, and water outlet is connected with biological selector has a road sanitary sewage to enter anaerobic reactor simultaneously.Anaerobic reactor is connected with biological selector, biological selector is connected with sequencing batch biofilm reactor, sequencing batch membrane bioreactor water outlet is connected with high-concentrated ozone reactor, mud discharging mouth is connected with sludge thickener, and sludge thickener mud discharging mouth is connected with water extracter, supernatant liquor outlet is connected with equalizing tank.High density anaerobic reactor is connected with reuse pool.
Described sludge drying water of condensation treatment process, system leading portion arranges the cooling of equalizing tank for condensed water and the adjustment of pH.
Described anaerobic reactor entrance end arranges sanitary sewage water inlet pipe, for the inorganic salt needed for supplementary microorganism growth and Relationship with other Nutrient Elements.
Described biological selector makes a large amount of microorganisms of backflow be selected the superior and eliminated the inferior, and induces active very strong microorganism species and is beneficial to follow-up aerobic treatment.
The escape pipe of described equalizing tank, bio-reactor, biological selector, sequencing batch biofilm reactor is connected with vacuum fan, is then connected with odor removal.
Described sludge drying water of condensation treatment process, it is characterized in that the mud of described anaerobic reactor, biological selector, sequencing batch biofilm reactor enters sludge thickener and processes, the mud after process enters water extracter and processes.
Described sludge drying water of condensation treatment process, is characterized in that sludge thickener supernatant liquor outlet pipe is connected with equalizing tank with water extracter filtrate exit pipe.
Described sludge drying water of condensation treatment process, is characterized in that sludge thickener supernatant liquor outlet pipe is connected with equalizing tank with water extracter filtrate exit pipe.
A kind of effective lignin-sludge mummification water of condensation treatment process, comprises the steps:
(1) equalizing tank pre-treatment
First the former water of water of condensation enter equalizing tank, stops time enough and make water of condensation water temperature drop to the temperature being applicable to microbe survival, as 20-38 DEG C, be beneficial to follow-up biological treatment in equalizing tank.Because sludge drying water of condensation pH is usually on the low side, and too low pH can affect the biological activity of active sludge, therefore need the adjustment carrying out pH in equalizing tank, if pH value is in the weakly acidic pH scope of 5-8, the pH of water of condensation is remained in the scope of applicable microorganism growth.First the former water of water of condensation enter equalizing tank, stops time enough and make water of condensation water temperature drop carry out absorbing and cooling temperature by heat pump scatterer in equalizing tank.
(2) equalizing tank water outlet enters anaerobic reactor and carries out anaerobically fermenting, and the biogas that anaerobic reaction produces enters marsh gas treatment device and processes, and sewage enters biological selector, and the mud of generation enters sludge thickener and processes.
(3) because many micronutrient levels in sludge drying water of condensation is not enough, therefore sanitary sewage is added while anaerobic reactor water inlet, to provide inorganic salt needed for microorganism growth and Relationship with other Nutrient Elements.
Anaerobic reactor entrance end arranges sanitary sewage water inlet pipe and adds sanitary sewage, to provide inorganic salt needed for microorganism growth and Relationship with other Nutrient Elements.Within sanitary sewage COD1000, the quality that sanitary sewage adds: equalizing tank water outlet can reach 2 ~ 3:1.
(4) fully mix herein with the organism in the active sludge of backflow and former water after the sewage after anaerobically fermenting enters biological selector, a large amount of microorganisms of backflow are eliminated cultivate and Tamed and led goes out the very strong microorganism species of activity, and can hyphomycetic Growth and reproduction be suppressed, to follow-up aerobic reaction and control mud filamentous bulking, there is important effect and be conducive to subsequent biological treatment.Be beneficial to subsequent biological treatment.The size of the activity sludge reflux amount of backflow is 30 ~ 100%.
(5) biological selector water outlet enters sequencing batch biofilm reactor and reacts, reactor water outlet enters the anti-lead device disinfection of high-concentrated ozone, process with water extracter after mud enters concentration basin process, after dehydration, filtrate is back to the mud cake outward transport process of equalizing tank, generation.Sequencing batch biofilm reactor has the advantage of activated sludge process and biomembrance process concurrently, is conducive to the capacity of resisting impact load of raising system.Microbial film has more excellent condition in biomass and biological species in increasing reactor simultaneously, and can ensure microorganism (as nitrifier) existence longer from generation to generation, is beneficial to nitration reaction; On the other hand there is the gradient phenomenon of dissolved oxygen concentration in biofilm carrier from surface to inside, and should have aerobic, anoxic and aerobic area state mutually, this provides good environment for direct denitrogenation again.
(escape pipe of 6 equalizing tanks, bio-reactor, biological selector, sequencing batch biofilm reactor is connected with vacuum fan, is then connected with odor removal with the foul smell produced in removal system.
(7) mud of anaerobic reactor, biological selector, sequencing batch biofilm reactor enters sludge thickener and processes, and the mud after process enters water extracter and processes, and after dehydration, filtrate is back to the mud cake outward transport process of equalizing tank, generation.
(8) sequencing batch biofilm reactor SBBR water outlet is discharged to reuse pool after the sterilization of high-concentrated ozone reactor, carries out reuse or arranges outward.
Although the present invention with preferred embodiment disclose as above, so itself and be not used to limit the present invention.Have in accompanying method field of the present invention and usually know the knowledgeable, without departing from the spirit and scope of the present invention, when being used for a variety of modifications and variations.Therefore, protection scope of the present invention is when being as the criterion depending on those as defined in claim.

Claims (10)

1. a sludge drying condensate processor, it is characterized in that being provided with equalizing tank is connected with anaerobic reactor, the biogas produced in anaerobic reactor is connected with marsh gas treatment device, anaerobic reactor mud discharging mouth is connected with sludge thickener, anaerobic reactor water outlet is connected with biological selector, is provided with a road sanitary sewage simultaneously and enters anaerobic reactor; Anaerobic reactor is connected with biological selector, biological selector is connected with sequencing batch biofilm reactor, sequencing batch membrane bioreactor water outlet is connected with high-concentrated ozone reactor, anaerobic reactor mud discharging mouth is connected with sludge thickener, and sludge thickener mud discharging mouth is connected with water extracter, supernatant liquor outlet is connected with equalizing tank; High-concentrated ozone reactor is connected with reuse pool.
2. sludge drying water of condensation treatment process according to claim 1, is characterized in that comprising the steps:
(1) equalizing tank that leading portion is arranged is used for the cooling of condensed water and the adjustment of pH; Equalizing tank pre-treatment, first the former water of water of condensation enter equalizing tank, stops time enough and make water of condensation water temperature drop to the temperature and the 20-38 DEG C that are applicable to microbial growth, be beneficial to follow-up biological treatment in equalizing tank; Need to carry out the weakly acidic pH scope of adjustment at 5-8 of pH value in equalizing tank simultaneously;
(2) equalizing tank water outlet enters anaerobic reactor and carries out anaerobically fermenting, and the biogas that anaerobic reaction produces enters marsh gas treatment device and processes, and sewage enters biological selector, and the mud of generation enters sludge thickener and processes;
(3) sanitary sewage is added while anaerobic reactor water inlet, to provide inorganic salt needed for microorganism growth and Relationship with other Nutrient Elements;
(4) fully mix herein with the active sludge of backflow after the sewage after anaerobically fermenting enters biological selector, a large amount of microorganisms of backflow are able to, and tabling is excellent induces active very strong microorganism species, is beneficial to subsequent biological treatment;
(5) biological selector water outlet enters sequencing batch biofilm reactor and reacts, and reactor water outlet enters the disinfection of high-concentrated ozone reactor, processes after mud enters concentration basin process with water extracter;
(6) escape pipe of equalizing tank, bio-reactor, biological selector, sequencing batch biofilm reactor is connected with vacuum fan, is then connected with odor removal;
(7) mud of anaerobic reactor, biological selector, sequencing batch biofilm reactor enters sludge thickener and processes, and the mud after process enters water extracter and processes.
3. sludge drying water of condensation treatment process according to claim 2, its feature is arranging sanitary sewage water inlet pipe with anaerobic reactor entrance end, for the inorganic salt needed for supplementary microorganism growth and Relationship with other Nutrient Elements.
4. sludge drying water of condensation treatment process according to claim 2, it is characterized in that arranging backflow biological selector in sequencing batch biofilm reactor front end, a large amount of microorganisms of backflow are selected the superior and eliminated the inferior, induce active very strong microorganism species, to increase the adaptability of microorganism in follow-up facility.
5. sludge drying water of condensation treatment process according to claim 2, is characterized in that the escape pipe of described equalizing tank, bio-reactor, biological selector, sequencing batch biofilm reactor is connected with vacuum fan, is then connected with odor removal.
6. sludge drying water of condensation treatment process according to claim 2, it is characterized in that the mud of described anaerobic reactor, biological selector, sequencing batch biofilm reactor enters sludge thickener and processes, the mud after process enters water extracter and processes.
7. sludge drying water of condensation treatment process according to claim 2, is characterized in that sludge thickener supernatant liquor outlet pipe is connected with equalizing tank with water extracter filtrate exit pipe.
8. sludge drying water of condensation treatment process according to claim 3, within it is characterized in that adding sanitary sewage COD1000, the quality that sanitary sewage adds: equalizing tank water outlet reaches 2 ~ 3:1.
9. sludge drying water of condensation treatment process according to claim 3, it is characterized in that the sewage after anaerobically fermenting fully mixes herein with the organism in the active sludge of backflow and former water after entering biological selector, make a large amount of microorganisms of backflow be eliminated cultivation and Tamed and led goes out the very strong microbial bacteria of activity; The size of the activity sludge reflux amount of backflow is 30 ~ 100%.
10. sludge drying water of condensation treatment process according to claim 3, is characterized in that first the former water of water of condensation enter equalizing tank, stops time enough and make water of condensation water temperature drop carry out absorbing and cooling temperature by heat pump scatterer in equalizing tank.
CN201510908293.8A 2015-12-10 2015-12-10 A kind of sludge drying condensation method for treating water Active CN105502815B (en)

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Cited By (7)

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Publication number Priority date Publication date Assignee Title
CN107522368A (en) * 2017-10-17 2017-12-29 南京中电环保工程有限公司 Dedusting cooling subsystem, sludge drying condensation Waste Water Treatment and technique
CN107759023A (en) * 2017-11-17 2018-03-06 厦门大方海源环保设备有限公司 The recovery processing technique of condensed water after a kind of sludge incineration
CN109399889A (en) * 2018-11-02 2019-03-01 广东申菱环境系统股份有限公司 A kind of environmental protection sludge dry system
CN111559831A (en) * 2020-05-21 2020-08-21 南京扬子江生态环境产业研究院有限公司 Sludge coupling power generation drying wastewater full-flow treatment system and method
CN112647561A (en) * 2020-10-30 2021-04-13 上海市政工程设计研究总院(集团)有限公司 Circulation processing system of sludge drying carrier gas comdenstion water
CN114702209A (en) * 2022-05-17 2022-07-05 上海交通大学 MFBR sewage treatment device and sewage treatment method
CN115321758A (en) * 2022-08-25 2022-11-11 中建生态环境集团有限公司 Biofilm reactor for treating sludge drying condensate water and operation method thereof

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CN107522368A (en) * 2017-10-17 2017-12-29 南京中电环保工程有限公司 Dedusting cooling subsystem, sludge drying condensation Waste Water Treatment and technique
CN107759023A (en) * 2017-11-17 2018-03-06 厦门大方海源环保设备有限公司 The recovery processing technique of condensed water after a kind of sludge incineration
CN109399889A (en) * 2018-11-02 2019-03-01 广东申菱环境系统股份有限公司 A kind of environmental protection sludge dry system
CN111559831A (en) * 2020-05-21 2020-08-21 南京扬子江生态环境产业研究院有限公司 Sludge coupling power generation drying wastewater full-flow treatment system and method
CN112647561A (en) * 2020-10-30 2021-04-13 上海市政工程设计研究总院(集团)有限公司 Circulation processing system of sludge drying carrier gas comdenstion water
CN114702209A (en) * 2022-05-17 2022-07-05 上海交通大学 MFBR sewage treatment device and sewage treatment method
CN115321758A (en) * 2022-08-25 2022-11-11 中建生态环境集团有限公司 Biofilm reactor for treating sludge drying condensate water and operation method thereof

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