CN104961292B - Modularized integrated system and method applicable to treatment of low-temperature livestock and poultry slaughtering waste water in north - Google Patents
Modularized integrated system and method applicable to treatment of low-temperature livestock and poultry slaughtering waste water in north Download PDFInfo
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Abstract
The invention especially relates to a modularized integrated system and method applicable to treatment of low-temperature livestock and poultry slaughtering waste water in the north, belonging to the technical field of water treatment. The modularized integrated system comprises the following concrete modules: a pre-treating module used for intercepting large pollutants in the livestock and poultry waste water, a primary physicochemical module used for adjusting and biological hydrolysis, a secondary biochemical module and a tertiary in-depth treating module, wherein the secondary biochemical module comprises an anaerobic submodule and an aerobic submodule which are in series connection, and the tertiary in-depth treating module comprises a micro-flocculation submodule, a cloth filter and an ultraviolet disinfection submodule.
Description
Technical field
The invention belongs to water-treatment technology field, more particularly to a kind of it be suitable to northern low temperature poultry and slaughter wastewater treatment
Modularity integrated system and method.
Background technology
Butchery is that China's export is earned foreign exchange and one of the pillar industry ensured supply, and birdss slaughtering wastewater is typical water quality
Feature: high organic concentration, high-concentration ammonia-nitrogen, high suspended matter concentration, it is one of maximum organic contamination source of China, directly discharge
High risks will be caused to environment.
Butchery sewage flow rate is big and undulatory property is strong, according to statistics, butchers 100 chicken waste discharge 1.0-1.5m3, butcher
100 duck waste discharge 2.0-3.0m3, butcher 100 goose waste discharge 2.0-3.0m3.
Slaughtering wastewater is a kind of typical high concentrated organic wastewater, and contained pollutant are in predominantly dissolving, colloid and suspension
Etc. the organic substance of physical aspect, mainly there is ph in its contamination index, bod, cod, ss etc., in addition with total nitrogen, organic nitrogen, ammonia
Nitrogen, nitrate nitrogen, total solid, total phosphorus, sulfate radical, sulfide and total alkalinity etc..General slaughtering wastewater has the following characteristics that
(1) waste water of livestock poultry, typically in bronzing, has unpleasant bad smell, wherein contain substantial amounts of blood stains, oils and fatss matter, hair,
Meat bits, bone bits, the dirt such as internal organs debris, indigested food, feces, solid suspension content is high, up to 1200mg/l.
(2) waste water of livestock poultry content of organics is high, and organic pollution content is high, and cod is typically in 800～2200mg/l.bod/
Cod is more than 0.5, and wastewater biodegradability is preferable.Nutrient in waste water of livestock poultry is mainly nitrogen, phosphorus, and wherein nitrogen is mainly with Organic substance
Or ammonium salts exist, and phosphorus mainly exists in the form of phosphate.
Improvement to such waste water, all adopts the handling process based on bioanalysises at present, including aerobic, anaerobism, simultaneous oxygen
Etc. processing system.Pretreating process, a mao machine, grid, oil interceptor, regulating reservoir or sedimentation tank etc. are dragged in setting, are lowered at biology
The float of reason structures and fat content are it is ensured that structures normally run.
Content of the invention
The present invention is in order to overcome the defect that prior art exists, it is an object of the invention to provide one kind is suitable to northern low temperature poultry
Fowl slaughters the modularity integrated technology process of wastewater treatment, exists for the waste water producing in small-sized slaughtering enterprise production process
Intractable problem under northern cryogenic conditions, carries out that technique is integrated and Parametric designing, realizes technical module, intellectuality, collection
Cheng Hua.
The adopted technical solution is that it is integrated to be suitable to the modularity that northern low temperature poultry slaughter wastewater treatment
System, specifically adopts including with lower module: for retaining the pretreatment module of the pollutant of bulk in waste water of livestock poultry, for adjusting
With the one-level materialization module of biological hydrolysis, secondary biochemical module and three-level advanced treating module；Described secondary biochemical module bag
Include anaerobism submodule and aerobic submodule, described anaerobism submodule and aerobic submodule arranged in series；Described three-level
Advanced treating module includes tiny flocculation, filtering cloth filtering pool and disinfection by ultraviolet light submodule.
Described pretreatment module specifically drum-type self-cleaning filter.
The described adjustment unit of one-level materialization module and hydrolysis unit are simultaneously integrated in same reactor, described regulation
Unit specifically adopts a regulating reservoir, and described hydrolysis unit adopts biological enzyme hydrolysis method.
The anaerobism submodule of described secondary biochemical module includes Anaerobic Sequencing Bath Reactor (asbr), flap anaerobic reaction
Device (abr)；Aerobic submodule includes pressure type biological contact oxidation reactor, membrane bioreactor mbr.
A kind of using being suitable to the process that northern low temperature poultry slaughter the modularity integrated system of wastewater treatment,
Run using following program:
Program 1: when intake 12 DEG C of water temperature ＜ when, secondary biochemical module runs that [abr- pressure bio-contact oxidation reacts
Device], three-level advanced treating module runs [tiny flocculation-filtering cloth filtering pool-disinfection by ultraviolet light], abr operational factor: cod volumetric loading
1.6～2.0kg/ (m3D), upflow velocity us=0.1～0.8m/h, pressure bio-contact oxidation operational factor: pressure limit
0.08～0.4mpa, filler cod volumetric loading 5.5～8.5kg/ (m3D), hrt=10～12h, tiny flocculation dispensing agent pac and
Powdered Activated Carbon；
Program 2: as water inlet c (cod) ＞ 1000mg/l, and during b/c ＜ 0.4, secondary biochemical module runs [asbr- pressure
Biological contact oxidation reactor], three-level advanced treating module runs [filtering cloth filtering pool-disinfection by ultraviolet light], asbr operational factor:
Tf/tr (flooding time/response time)=1: 4, ph=7.0～8.2, pressure bio-contact oxidation operational factor: pressure limit
0.08～0.4mpa, filler cod volumetric loading 8.5～12.8kg/ (m3D), hrt=10～12h:
Program 3: as water inlet c (nh3- n) >=150mg/l, or nh3During-n/tn≤60%, secondary biochemical module is run
[asbr-mbr (a/o)], three-level advanced treating module runs [disinfection by ultraviolet light], asbr operational factor: tf/tr (flooding time/
Response time ratio)=1: 5, ph=7.5～8.5, mbr (a/o) operational factor: ta/to (hypoxic exposure/aerobic time)=1: 4,
12～35 DEG C of water temperature, aerobic mlss=0.32～2.8g/l, sludge loading 0.60～1.80kg/ (kg d)；
Program 4: as water inlet c/n ＜ 3, secondary biochemical module runs [abr- biological contact oxidation reactor (normal pressure fortune
OK)], three-level advanced treating module runs [filtering cloth filtering pool-disinfection by ultraviolet light], abr operational factor: cod volumetric loading 1.6～
2.2kg/(m3D), upflow velocity us=0.5～2.0m/h, biological contact oxidation reactor operational factor: filler cod volume is born
Lotus 5.5～12.8kg/ (m3D), hrt=6～12h；
Program 5: as water inlet c (tp) >=25mg/l, secondary biochemical module runs [asbr- biological contact oxidation reactor
(normal pressure operation)], three-level advanced treating module runs [tiny flocculation-filtering cloth filtering pool-disinfection by ultraviolet light], asbr operational factor: tf/
Tr (flooding time/response time)=1: 4, ph=7.0～8.2, biological contact oxidation reactor operational factor: filler cod holds
Long-pending load 5.5～12.8kg/ (m3D), hrt=6～12h, tiny flocculation dispensing agent pac and Powdered Activated Carbon.
Described Con trolling index is unsatisfactory for program 1 and runs according to following program to system under the restrictive condition of program 5: two grades
Biochemical module runs [asbr- biological contact oxidation reactor (normal pressure operation)], and three-level advanced treating module runs [filter cloth filter
Pond-disinfection by ultraviolet light], asbr operational factor: tf/tr (flooding time/response time)=1: 4, ph=7.0～8.2, biology connects
Tactile oxidation reactor operational factor: filler cod volumetric loading 5.5～12.8kg/ (m3D), hrt=6～12h.
Described pretreatment module and one-level materialization module are both needed to run under any condition of water quality.
The main usable condition of each program and water outlet limit value see table.
Compared with prior art, the present invention is had the beneficial effect that
1st, it is suitable to concentration height, complicated component and big little, fast, the scattered waste water of livestock poultry that fluctuates is processed；
2nd, process combination is integrated, intelligent, the degree of modularity is high, is conducive to technical transform to be integrated equipment, saves empty
Between；
3rd, technical maturity is reliable, can process oil, nitrogen, phosphorus, stably reaching standard, water outlet reproducible utilization simultaneously；
4th, technological process is succinctly smooth, easy to operate, has extensive promotional value；
5th, anti impulsion load, operational management simplicity, operating cost are low.
6th, the abr full name anaerobic baffled reactor being adopted, a series of folding due to right angle setting in the reactor
Stream plate, processed waste water flows up and down along deflection plate in reactor, therefore increased total stream in reactor for the current
Through length, so that reactor can adapt to relatively low water inlet water temperature.Pressure biological contact oxidation reactor improves in reactor
Pressure, accelerate the transfer rate of oxygen, be suitable to cryogenic conditions run.
Brief description
Fig. 1 is the system connection figure of the present invention；
Fig. 2 is the flow chart of system runs program 1；
Fig. 3 is the flow chart of system runs program 2；
Fig. 4 is the flow chart of system runs program 3；
Fig. 5 is the flow chart of system runs program 4；
Fig. 6 is the flow chart of system runs program 5.
Wherein 1, online water quality monitoring system；2nd, pretreatment module；3rd, one-level materialization module；3-1, the unit that is in harmonious proportion；3-2、
Hydrolysis unit；4th, secondary biochemical module；4-1, Anaerobic Sequencing Bath Reactor；4-2, flap anaerobic reactor；4-3, pressure type life
Thing contact oxidation reactor；4-4, membrane bioreactor mbr；5th, advanced treating module；5-1, tiny flocculation filtering cloth filtering pool；5-2, purple
Outside line sterilization submodule；6th, computer automatic control system.
Specific embodiment
As shown in figure 1, being suitable to the modularity integrated system that northern low temperature poultry slaughter wastewater treatment, specifically adopt including with
Lower module: for retaining the pretreatment module of the pollutant of bulk in waste water of livestock poultry, for adjusting the one-level thing with biological hydrolysis
Change module, secondary biochemical module and three-level advanced treating module；Described secondary biochemical module includes anaerobism submodule and aerobic
Submodule, described anaerobism submodule and aerobic submodule arranged in series；Described three-level advanced treating module includes micro-
Flocculation, filtering cloth filtering pool and disinfection by ultraviolet light submodule, three's arranged in series.
The system can be detected to waste water by automation control system and be processed, including on-line monitoring system, calculating
Machine processing routine and automatic control system.In water inlet end, on-line monitoring system is set, by collecting to the water quality information carrying out raw water,
Analysis, result is exported to automatic control system, sends signal from automatic control system to individual module or submodule unit, to control
The automatic operating of integrated artistic processed.
Described pretreatment module specifically drum-type self-cleaning filter.The pollution of bulk in main retention waste water of livestock poultry
Thing, such as the fragment of internal organs, minced meat skin, hair slag etc. are it is ensured that subsequent biochemical system is normally run.Drum-type self-cleaning filter is arranged
For ring-type grid cylinder, waste water is 0.95-1.65m/s by flow velocity.
The described adjustment unit of one-level materialization module and hydrolysis unit are simultaneously integrated in same reactor, described regulation
Unit specifically adopts a regulating reservoir, and described hydrolysis unit adopts biological enzyme hydrolysis method.Adjustment unit, effect mainly has two
Individual, one is regulating pondage, makes the water yield stable, two is regulating water quality.Hydrolysis unit adopts biological enzyme hydrolysis method, and Digestive Enzyme reduces
Lipochondrion particle diameter, bacterial enzyme decomposes larger molecular organicses.
The anaerobism submodule of described secondary biochemical module includes Anaerobic Sequencing Bath Reactor (asbr), flap anaerobic reaction
Device (abr)；Aerobic submodule includes pressure type biological contact oxidation reactor (can normal pressure run), membrane bioreactor mbr (a/
O bis- segmented mode is run, i.e. setting anoxic pond and Aerobic Pond).
As shown in Figures 2 to 6: a kind of using the modularity integrated system being suitable to northern low temperature poultry and slaughtering wastewater treatment
Process,
Run using following program:
Program 1: when intake 12 DEG C of water temperature ＜ when, secondary biochemical module runs that [abr- pressure bio-contact oxidation reacts
Device], three-level advanced treating module runs [tiny flocculation-filtering cloth filtering pool-disinfection by ultraviolet light], abr full name anaerobic baffled reactor,
The a series of deflection plate due to right angle setting in the reactor, processed waste water in reactor along deflection plate make along dirty
Dynamic, therefore increased total length of flow across in reactor for the current, so that reactor can adapt to relatively low water inlet water temperature.Pressure
Power biological contact oxidation reactor improves the pressure in reactor, accelerates the transfer rate of oxygen, is suitable to cryogenic conditions and runs.
Abr operational factor: cod volumetric loading 1.6～2.0kg/ (m3D), upflow velocity us=0.1～0.8m/h, pressure biological
Effects Analysis parameter: pressure limit 0.08～0.4mpa, filler cod volumetric loading 5.5～8.5kg/ (m3D), hrt=10～
12h, tiny flocculation dispensing agent pac and Powdered Activated Carbon；
Program 2: as water inlet c (cod) ＞ 1000mg/l, and during b/c ＜ 0.4, secondary biochemical module runs [asbr- pressure
Biological contact oxidation reactor], three-level advanced treating module runs [filtering cloth filtering pool-disinfection by ultraviolet light], asbr operational factor:
Tf/tr (flooding time/response time)=1: 4, ph=7.0～8.2, pressure bio-contact oxidation operational factor: pressure limit
0.08～0.4mpa, filler cod volumetric loading 8.5～12.8kg/ (m3D), hrt=10～12h:
Program 3: as water inlet c (nh3- n) >=150mg/l, or nh3During-n/tn≤60%, secondary biochemical module is run
[asbr-mbr (a/o)], three-level advanced treating module runs [disinfection by ultraviolet light], asbr operational factor: tf/tr (flooding time/
Response time ratio)=1: 5, ph=7.5～8.5, mbr (a/o) operational factor: ta/to (hypoxic exposure/aerobic time)=1: 4,
12～35 DEG C of water temperature, aerobic mlss=0.32～2.8g/l, sludge loading 0.60～1.80kg/ (kg d)；
Program 4: as water inlet c/n ＜ 3, secondary biochemical module runs [abr- biological contact oxidation reactor (normal pressure fortune
OK)], three-level advanced treating module runs [filtering cloth filtering pool-disinfection by ultraviolet light], abr operational factor: cod volumetric loading 1.6～
2.2kg/(m3D), upflow velocity us=0.5～2.0m/h, biological contact oxidation reactor operational factor: filler cod volume is born
Lotus 5.5～12.8kg/ (m3D), hrt=6～12h；
Program 5: as water inlet c (tp) >=25mg/l, secondary biochemical module runs [asbr- biological contact oxidation reactor
(normal pressure operation)], three-level advanced treating module runs [tiny flocculation-filtering cloth filtering pool-disinfection by ultraviolet light], asbr operational factor: tf/
Tr (flooding time/response time)=1: 4, ph=7.0～8.2, biological contact oxidation reactor operational factor: filler cod holds
Long-pending load 5.5～12.8kg/ (m3D), hrt=6～12h, tiny flocculation dispensing agent pac and Powdered Activated Carbon.
Described Con trolling index is unsatisfactory for program 1 and runs according to following program to system under the restrictive condition of program 5: two grades
Biochemical module runs [asbr- biological contact oxidation reactor (normal pressure operation)], and three-level advanced treating module runs [filter cloth filter
Pond-disinfection by ultraviolet light], asbr operational factor: tf/tr (flooding time/response time)=1: 4, ph=7.0～8.2, biology connects
Tactile oxidation reactor operational factor: filler cod volumetric loading 5.5～12.8kg/ (m3D), hrt=6～12h.
Described pretreatment module and one-level materialization module are both needed to run under any condition of water quality.
Monitoring water outlet meets following table limit value, then discharge；Otherwise return to top.
1. the outer numerical value of bracket is Con trolling index during 12 DEG C of water temperature ＞, and in bracket, numerical value is that control during water temperature≤12 DEG C refers to
Mark.
Ultimate principle, principal character and the advantages of the present invention of the present invention have been shown and described above.The technology of the industry
, it should be appreciated that the present invention is not restricted to the described embodiments, the simply explanation described in above-described embodiment and description is originally for personnel
Invention principle, without departing from the spirit and scope of the present invention the present invention also have various changes and modifications, these change
Change and improvement both falls within scope of the claimed invention.Claimed scope by appending claims and its
Equivalent defines.
Claims (3)
1. it is suitable to the modularity integrated system that northern low temperature poultry slaughter wastewater treatment, it is characterized in that: be concrete following using including
Module: pretreatment module, one-level materialization module, secondary biochemical module, three-level advanced treating module；Described pretreatment module is concrete
It is drum-type self-cleaning filter；The adjustment unit of described one-level materialization module and hydrolysis unit are simultaneously integrated in same reactor
Interior, described adjustment unit specifically adopts a regulating reservoir, and hydrolysis unit adopts biological enzyme hydrolysis method；Described secondary biochemical mould
Block mainly includes anaerobism submodule and aerobic submodule, wherein anaerobism submodule setting Anaerobic Sequencing Bath Reactor (asbr), folding
Plate anaerobic reactor (abr), aerobic submodule includes pressure biological contact oxidation reactor, membrane bioreactor mbr, anaerobism
Module and aerobic submodule arranged in series；Described three-level advanced treating module includes tiny flocculation, filtering cloth filtering pool and ultraviolet
Sterilization submodule；Described a kind of using the modularity integrated system being suitable to northern low temperature poultry and slaughtering wastewater treatment, using as follows
Program is run:
Program 1: when intake 12 DEG C of water temperature ＜ when, secondary biochemical module runs [abr- pressure biological contact oxidation reactor], three
Level advanced treating module runs [tiny flocculation-filtering cloth filtering pool-disinfection by ultraviolet light], abr operational factor: cod volumetric loading 1.6～
2.0kg/(m3D), upflow velocity us=0.1～0.8m/h, pressure bio-contact oxidation operational factor: pressure limit 0.08～
0.4mpa, filler cod volumetric loading 5.5～8.5kg/ (m3D), hrt=10～12h, tiny flocculation dispensing agent pac and powder are lived
Property charcoal；
Program 2: as water inlet c (cod) ＞ 1000mg/l, and during b/c ＜ 0.4, secondary biochemical module runs [asbr- pressure biology
Contact oxidation reactor], three-level advanced treating module runs [filtering cloth filtering pool-disinfection by ultraviolet light], asbr operational factor: tf/tr
(flooding time/response time)=1:4, ph=7.0～8.2, pressure bio-contact oxidation operational factor: pressure limit 0.08～
0.4mpa, filler cod volumetric loading 8.5～12.8kg/ (m3D), hrt=10～12h；
Program 3: as water inlet c (nh3- n) >=150mg/l, or nh3During-n/tn≤60%, secondary biochemical module runs [asbr-mbr
(a/o)], three-level advanced treating module runs [disinfection by ultraviolet light], asbr operational factor: tf/tr (flooding time/response time
Than)=1:5, ph=7.5～8.5, mbr (a/o) operational factor: ta/to (hypoxic exposure/aerobic time)=1:4, water temperature 12～
35 DEG C, aerobic mlss=0.32～2.8g/l, sludge loading 0.60～1.80kg/ (kg d)；
Program 4: as water inlet c/n ＜ 3, secondary biochemical module runs [abr- biological contact oxidation reactor], three-level depth
Reason module runs [filtering cloth filtering pool-disinfection by ultraviolet light], abr operational factor: cod volumetric loading 1.6～2.2kg/ (m3D), rise
Flow velocity us=0.5～2.0m/h, biological contact oxidation reactor operational factor: filler cod volumetric loading 5.5～12.8kg/ (m3?
D), hrt=6～12h；
Program 5: as water inlet c (tp) >=25mg/l, secondary biochemical module runs [asbr- biological contact oxidation reactor], three
Level advanced treating module runs [tiny flocculation-filtering cloth filtering pool-disinfection by ultraviolet light], asbr operational factor: tf/tr (flooding time/anti-
Between seasonable)=1:4, ph=7.0～8.2, biological contact oxidation reactor operational factor: filler cod volumetric loading 5.5～
12.8kg/(m3D), hrt=6～12h, tiny flocculation dispensing agent pac and Powdered Activated Carbon.
2. according to claim 1 it is suitable to the modularity integrated system that northern low temperature poultry slaughter wastewater treatment, its feature
It is: described Con trolling index is unsatisfactory for program 1 and runs according to following program to system under the restrictive condition of program 5: secondary biochemical
Module runs [asbr- biological contact oxidation reactor], and three-level advanced treating module runs [filtering cloth filtering pool-disinfection by ultraviolet light],
Asbr operational factor: tf/tr (flooding time/response time)=1:4, ph=7.0～8.2, biological contact oxidation reactor is transported
Line parameter: filler cod volumetric loading 5.5～12.8kg/ (m3D), hrt=6～12h.
3. according to claim 1 it is suitable to the modularity integrated system that northern low temperature poultry slaughter wastewater treatment, its feature
It is: described pretreatment module and one-level materialization module are both needed to run under any condition of water quality.
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| CN105293820B (en) * | 2015-10-19 | 2017-06-30 | 沈阳建筑大学 | It is a kind of to be suitable to the modularization integrated technology process of milk cattle cultivating wastewater treatment |
| CN106430806B (en) * | 2016-07-25 | 2019-12-24 | 吉林省零点环境科技有限公司 | Modularized integrated process method for kitchen waste filtrate |
| CN106336083B (en) * | 2016-10-20 | 2019-07-12 | 沈阳建筑大学 | A kind of dairy wastewater treatment integrated system and technique |
| CN106348547B (en) * | 2016-11-08 | 2019-08-09 | 沈阳建筑大学 | A kind of print paper money wastewater treatment integrated technique system and method |
| CN106977042B (en) * | 2016-11-09 | 2021-01-29 | 沈阳建筑大学 | Modularized integration method suitable for soy sauce brewing wastewater treatment |
| CN106800357B (en) * | 2017-01-09 | 2020-11-24 | 江苏卓燃工程咨询有限公司 | Modular integration for wool washing wastewater treatment and process method thereof |
| CN106587542B (en) * | 2017-01-16 | 2019-06-04 | 沈阳建筑大学 | A kind of integrated technique system and method handling cotton industry waste water |
| CN108083579B (en) * | 2017-12-27 | 2021-02-26 | 植物肉(杭州)健康科技有限公司 | Modularized integrated system and process for treating non-fermented bean product production wastewater |
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| KR100845195B1 (en) * | 2007-06-13 | 2008-07-10 | 한국과학기술원 | Treating method of slaughterhouse wastewater using sequencing batch bioreactor |
| CN102701531B (en) * | 2012-06-21 | 2014-06-04 | 福建广汇龙环保科技有限公司 | Slaughter sewage treatment method |
| CN103553265B (en) * | 2013-10-11 | 2015-02-04 | 沈阳建筑大学 | Module processing method for distributed slaughter wastewater |
| CN104193115A (en) * | 2014-09-22 | 2014-12-10 | 合肥市市政设计院有限公司 | Technology for treating slaughter wastewater by adopting biological filter |
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Effective date of registration: 20200702 Address after: Room 406, Building 3, Jindu Hui Plaza, 37 North Bridge Road, Jiangbei New District, Nanjing City, Jiangsu Province, 210000 Patentee after: NANJING ZHONGGONG ZHIHONG ENVIRONMENTAL PROTECTION INDUSTRY DEVELOPMENT Co.,Ltd. Address before: 110168 Liaoning province Shenyang Hunnan Hunnan Road No. 9 Patentee before: SHENYANG JIANZHU University |
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Address after: Room 308, Building 1, Jinduhui Square, No. 37, Daqiao North Road, Jiangbei New District, Nanjing, Jiangsu, 210000 Patentee after: CAMCE Environmental Protection Technology (Nanjing) Co.,Ltd. Address before: 210000 room 406, building 3, jinduhui Plaza, No. 37, Daqiao North Road, Jiangbei new area, Nanjing, Jiangsu Patentee before: NANJING ZHONGGONG ZHIHONG ENVIRONMENTAL PROTECTION INDUSTRY DEVELOPMENT Co.,Ltd. |
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