CN109133528A - A kind of fuel ethanol wastewater processing unit - Google Patents
A kind of fuel ethanol wastewater processing unit Download PDFInfo
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- CN109133528A CN109133528A CN201811154538.2A CN201811154538A CN109133528A CN 109133528 A CN109133528 A CN 109133528A CN 201811154538 A CN201811154538 A CN 201811154538A CN 109133528 A CN109133528 A CN 109133528A
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- 239000002351 wastewater Substances 0.000 title claims abstract description 89
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 239000000446 fuel Substances 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 141
- 230000001376 precipitating effect Effects 0.000 claims abstract description 78
- 239000000945 filler Substances 0.000 claims abstract description 72
- 238000005273 aeration Methods 0.000 claims abstract description 50
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 43
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 43
- 239000001301 oxygen Substances 0.000 claims abstract description 43
- 230000003750 conditioning effect Effects 0.000 claims abstract description 25
- 239000004576 sand Substances 0.000 claims abstract description 19
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 238000009826 distribution Methods 0.000 claims abstract description 15
- 230000000903 blocking effect Effects 0.000 claims abstract description 11
- 239000000126 substance Substances 0.000 claims abstract description 4
- 239000010802 sludge Substances 0.000 claims description 31
- 238000007599 discharging Methods 0.000 claims description 17
- 239000007789 gas Substances 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 claims description 3
- 238000009527 percussion Methods 0.000 claims description 3
- 238000010992 reflux Methods 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims description 2
- 238000006213 oxygenation reaction Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 description 18
- 239000005416 organic matter Substances 0.000 description 16
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 12
- 239000002244 precipitate Substances 0.000 description 8
- 238000000926 separation method Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 230000005484 gravity Effects 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 4
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- 239000011574 phosphorus Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000004065 wastewater treatment Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- JVMRPSJZNHXORP-UHFFFAOYSA-N ON=O.ON=O.ON=O.N Chemical compound ON=O.ON=O.ON=O.N JVMRPSJZNHXORP-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 239000005446 dissolved organic matter Substances 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000855 fermentation Methods 0.000 description 2
- 230000004151 fermentation Effects 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 150000007524 organic acids Chemical group 0.000 description 2
- 125000001477 organic nitrogen group Chemical group 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- 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
- C02F3/30—Aerobic and anaerobic processes
- C02F3/308—Biological phosphorus removal
Landscapes
- 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)
- Biological Treatment Of Waste Water (AREA)
Abstract
The present invention relates to a kind of fuel ethanol wastewater processing units, including conditioning tank, precipitating filter tank, filler anaerobic pond, circulation biochemistry pool, sand filter and clear water reserviors；Precipitating filter tank is followed successively by the area Gu Ji, water distribution area, filtering area and Disengagement zone from bottom of pond portion upwards, the area Gu Ji is located at the lowest part in entire pond, the area Gu Ji is designed to pyramidal structure, collect the heavy substance from top, the bottom of pyramidal structure is equipped with precipitating filter tank drain valve, precipitating filter tank water inlet pipe and precipitating filter tank water distributor are equipped in water distribution area, filtering area is equipped with precipitating filter, and precipitating filter is made of gravel；Filler anaerobic pond includes simultaneous oxygen section, anoxic section and the anaerobism section being separated by baffle plate；Circulation biochemistry pool includes by enclosure wall is separated into enclosure wall, arc flow blocking wall and circle outside ellipse anaerobic zone, anoxic zone, aerobic area, aeration zone and settling zone.
Description
Technical field
The present invention relates to technical field of waste water processing, and in particular to a kind of fuel ethanol wastewater processing unit.
Background technique
Fuel ethanol industrial belongs to new industry in China, and the use as alternative fuel has more wide market
And prospect.Successively carry out the popularization on probation of vehicle fuel ethanol petrol in two province such as Henan, Heilungkiang in China.By the examination of many years
Point and popularization and use, China possesses maturation in various aspects such as the production of vehicle fuel ethanol petrol, mixture, storage and transportation and sale
Reliable technology.So far, the production capacity at full capacity for the Fuel-Alcohol Enterprise that China is constructed and put into operation is 1,020,000 tons/year total.According to
Alcohol fuel content 10% calculates in blend gasoline, and China has formed the ability of year mixed 10,200,000 tons of bio-ethanol gasoline.
The production process of alcohol fuel is similar with edible ethanol, the property of fuel ethanol wastewater also with the waste water of edible ethanol
Property is similar.Waste water during fuel ethanol production is mainly derived from following 3 parts: the wine being discharged in distillation fermentation workshop section
Smart useless grain；The flushing waste water that clean manufacturing equipment generates；The cooling water that the workshop sections such as boiling, saccharification, fermentation, distillation need.According to estimating
It calculates, in order to produce 1 ton of alcohol product, needs to discharge 14~15 tons of high concentrated organic wastewater in process of production, it is therein organic
Object total content is 0.7~1 ton.The predominantly following several classes of its pollutant: solid insoluble, grease, the starch being suspended in waste water
With glue etc. and the sugar, acid, alkali, the salt that are dissolved in water etc.；The temperature of fuel ethanol wastewater is up to 100 DEG C or so；And it wherein hangs
Floating object content is very high, and organic matter accounts for the 94%~95% of gross weight, and ash content accounts for gross weight 6%~7%；Perception muddiness, the coloration of waste water
High, easy corruption.Fuel ethanol wastewater is a kind of high concentrated organic wastewater, and COD concentration reaches 8 × 104Mg/L~10 × 104mg/
L, it is therefore necessary to which it is handled.
The processing of fuel ethanol wastewater mainly uses anaerobism+aerobic biological treatment process at present, but there is operating costs
The situations such as higher, system fluctuation of service cause many fuel ethanol production enterprises to be faced with wastewater treatment difficult, processing up to standard
The problems such as energy consumption is high.Therefore, efficient, low consumption fuel ethanol wastewater treatment technology and process is needed.
Summary of the invention
The technical problem to be solved by the present invention is in order to solve the problems in above-mentioned fuel ethanol wastewater processing, the present invention
A kind of fuel ethanol wastewater processing unit, including conditioning tank, precipitating filter tank, filler anaerobic pond, circulation biochemistry pool, sand filter are provided
And clear water reserviors；Conditioning tank, precipitating filter tank, filler anaerobic pond, circulation biochemistry pool, sand filter and clear water reserviors are sequentially communicated.
The conditioning tank includes conditioning tank water inlet pipe and conditioning tank outlet pipe, for adjusting the water quality and water of waste water.
The precipitating filter tank is followed successively by the area Gu Ji, water distribution area, filtering area and Disengagement zone from bottom of pond portion upwards.Described consolidates
Product area is located at the lowest part in entire pond；The area Gu Ji is designed to pyramidal structure, collects the heavy substance from top,
The bottom of pyramidal structure is equipped with precipitating filter tank drain valve.Precipitating filter tank water inlet pipe and precipitating filter tank cloth are equipped in the water distribution area
Water pipe, precipitating filter tank water inlet pipe are connected to conditioning tank outlet pipe, and the precipitating filter tank water distributor is arranged to concentric circles.It is described
Filtering area be equipped with precipitating filter, the precipitating filter is made of gravel.The top of the Disengagement zone is equipped with
Precipitate filter tank three phase separator, the precipitating filter tank three phase separator include deflector and be located at deflector below and deflector
The triangle guide ring being used cooperatively, the triangle guide ring be mounted on precipitating filter tank inner wall on, the deflector it is upper
Portion is cylinder, and in horn-like, the internal diameter of the lower part of the deflector is greater than triangle guide ring for the lower part of the deflector
Internal diameter；The outside of deflector is equipped with precipitating filter tank overfalling weir, precipitating filter tank overfalling weir connection precipitating filter tank outlet pipe.Specifically
, the precipitating filter tank middle and upper part is cylinder, lower end is conical pond body, and tank volume size is according to water to be processed
Depending on how many, using vertical vertical placement.
The precipitating filter tank outlet pipe is connected to filler anaerobic pond water inlet pipe.
The filler anaerobic pond includes simultaneous oxygen section, anoxic section and the anaerobism section being separated by baffle plate, described and oxygen section
Head end is equipped with the filler anaerobic pond water inlet pipe for feeding waste water, and oxygen section end is connected to anoxic section head end, anoxic section end
It is connected to anaerobism section head end, the lower part of the anoxic section and anaerobism section water inlet side baffle plate is provided with 45 degree of corner, to keep away
Exempt from the percussion generated when water flow enters, to play the role of buffering water flow and water distribution uniformity；Anaerobism section end is equipped with and fills out
Expect anaerobic pond three phase separator and filler anaerobic pond overfalling weir, filler anaerobic pond overfalling weir bonding pad anaerobic pond outlet pipe；Institute
It states and oxygen section, anoxic section and anaerobism section bottom is designed to pyramidal structure, pyramidal structure bonding pad anaerobic pond mud discharging valve；It fills out
Expect simultaneous oxygen section, the conical structure of upper cover design of anoxic section and anaerobism section of anaerobic pond, conical structure top is equipped with filler
Anaerobic pond gas collecting tube；Filler anaerobic pond filler is designed in described and oxygen section, anoxic section and anaerobism section.
The circulation biochemistry pool includes by enclosure wall is separated into enclosure wall, arc flow blocking wall and circle outside ellipse anaerobism
Area, anoxic zone, aerobic area, aeration zone and settling zone.The anaerobic zone is located at enclosure wall in the innermost portion and circle of circulation biochemistry pool
Inside, anaerobic zone bottom is equipped with circulation biochemistry pool water inlet pipe and mud return line, and circulation biochemistry pool water inlet pipe connection filler is detested
Oxygen pond outlet pipe；The underwater of side in circle on enclosure wall and towards anoxic zone is equipped with anaerobic zone water outlet, the anaerobic zone
Design has conical upper cover, and the cone upper cover top is equipped with circulation biochemistry pool gas collecting tube, and the anaerobic zone is stirred equipped with waste water
Mix device.The anoxic zone is located in circle between enclosure wall and arc flow blocking wall, the underwater of anoxic zone be equipped with waste water stirring and
Plug flow device.The aerobic area is located in circle between enclosure wall and the outer enclosure wall of ellipse.The aeration zone is located at arc flow blocking wall
And outside ellipse between enclosure wall.The aeration zone is equipped with surface aerating machine, is on the one hand aerated to waste water, on the other hand pushes waste water
Flowing.The aeration zone lower part is equipped with aeration regulator control system, and the aeration regulator control system includes circulation biochemistry pool aeration plate, circulation
Biochemistry pool air blower and dissolved oxygen sensing regulation device；The circulation biochemistry pool aeration plate is the pore type exposure for being provided with micropore
Gas disk.The circulation biochemistry pool aeration plate connection circulation biochemistry pool air blower, the setting of circulation biochemistry pool air blower are biochemical in circulation
Outside pond, dissolved oxygen sensing regulation device is arranged in the waste water underwater of aeration zone, and the dissolved oxygen sensing regulation device holds according to oxygen
Amount regulation circulation biochemistry pool air blower work.The settling zone is located at the outside of the outer enclosure wall of ellipse and the end of aeration zone；It is heavy
The middle part in shallow lake area and the outer enclosure wall of my ellipse are equipped with settling zone water inlet, and the both ends of settling zone are equipped with settling zone water outlet, sink
The water outlet in shallow lake area is equipped with circulation biochemistry pool three phase separator, and settling zone water outlet top is equipped with circulation biochemistry pool overfalling weir,
Biochemistry pool overfalling weir connection circulation biochemistry pool outlet pipe is recycled, settling zone bottom is designed to pyramidal structure, the lower end of pyramidal structure
It is provided with circulation biochemistry pool mud discharging valve, circulation biochemistry pool mud discharging valve connection excess sludge delivery pipe and sludge reflux
Pipe.
Recycling biochemistry pool, treated that water enters sand filter, and the water after sand filter filtration treatment enters clear water reserviors reuse.
The step of carrying out wastewater treatment using above-mentioned fuel ethanol wastewater processing unit is as follows:
1. waste water enters conditioning tank, regulating water quality and water by conditioning tank water inlet pipe.
2. waste water is entered in water distribution area by conditioning tank outlet pipe, precipitating filter tank water inlet pipe and precipitating filter tank water distributor, sink
Shallow lake filter tank water distributor realizes that water distribution uniformity, waste water rise through precipitating filter filtering, and precipitating filter tank three phase separator is realized
It is separated by solid-liquid separation, solid sinks to the lower part in the area Gu Ji under gravity, is discharged by the precipitating filter tank drain valve of bottom；Point
Waste water from after enters filler anaerobic pond water inlet pipe by precipitating filter tank overfalling weir, precipitating filter tank outlet pipe.
3. waste water enters the lower part in filler anaerobic pond by filler anaerobic pond water inlet pipe；Waste water enters edge behind filler anaerobic pond
Baffle plate advances up and down, passes sequentially through the Sludge Bed of each reaction chamber of simultaneous oxygen section, anoxic section and anaerobism section, the dirt in reaction tank
Mud with waste water flow up and down with biogas rise effect and move, the barrier effect of filler anaerobic pond filler and baffle plate with
The settlement action of sludge itself again reduces the flow velocity of sludge, therefore a large amount of sludge is all trapped in reaction tank, reaction tank
In microorganism and waste water in organic matter come into full contact with.And the heterotroph of the amphimicrobe of oxygen section, anoxic section and anaerobism section will give up
Hydrolysis of organic matter in water is organic acid, and larger molecular organics is made to be decomposed into small organic molecule, insoluble organic matter conversion
At dissolved organic matter.
4. the waste water after anaerobic reaction is realized under the action of the filler anaerobic pond three phase separator that anaerobism section end is equipped with
The separation of mud, water and methane gas, sludge sink to the lower part in filler anaerobic pond under gravity, and extra sludge passes through bottom
The filler anaerobic pond mud discharging valve in portion is discharged；The methane waste product that filler anaerobic pond generates passes through the filler anaerobic at the top of reaction tank
Pond gas collecting tube collects discharge；Treated waste water enters circulation life by filler anaerobic pond overfalling weir and filler anaerobic pond outlet pipe
Change pond water inlet pipe.
5. waste water enters the anaerobic zone of circulation biochemistry pool by recycling biochemistry pool water inlet pipe, organic matter occurs in anaerobic zone
The ammoniation of degradation and organic nitrogen, and the release of phosphorus is carried out, the waste water agitating device of anaerobic zone avoids sludge settling, anaerobic zone
The methane waste product of generation passes through the circulation biochemistry pool gas collecting tube Collection utilization at the top of anaerobic zone；Waste water after anaerobic reaction is by detesting
Oxygen area water outlet enters anoxic zone, and the waste water stirring and plug flow device that anoxic zone is equipped with fill waste water with the micropopulation in it
Point mixing, under anaerobic condition, using organic matter as carbon source, under the action of denitrifying bacterium nitrate nitrogen be reduced to nitrogen and from water
Middle removal；Waste water continues to flow into aerobic area, and the waste water from anoxic zone and aeration zone is sufficiently mixed in aerobic area, facultative
Bacterium, heterotroph further degrade the organic matter in waste water, then work of the waste water after hybrid reaction in stirring and plug flow device
Enter anoxic zone with next part, a part enters aeration zone；Circulation biochemistry pool aeration plate is the pore type exposure for being provided with micropore
Gas disk, generates a large amount of microbubble, and the dissolved oxygen sensing regulation device regulates and controls air blower according to oxygen capacity and works, it is ensured that in water
Dissolved oxygen be greater than 2mg/L, organic matter is degraded in aeration zone, ammonium oxidation be nitrate nitrogen and nitrite nitrogen, also send out
The absorbing reaction of raw phosphorus；In the end of aeration zone, a part of waste water flows into aerobic area, and a part of waste water enters settling zone, recycles
Biochemistry pool three phase separator realizes mud-water separation, and sludge sinks to the lower part of settling zone under gravity, passes through bottom
The discharge of biochemistry pool mud discharging valve is recycled, precipitating sludge a part of circulation biochemistry pool mud discharging valve discharge passes through sludge reflux
Pipe flows back into anaerobic zone, and a part passes through excess sludge discharged as excess sludge；Waste water is overflow by circulation biochemistry pool
Mill weir and circulation biochemistry pool outlet pipe enter into sand filter water inlet pipe.
6. the water of circulation biochemistry pool outlet pipe discharge enters sand filter, the water after sand filter filtration treatment enters clear water reserviors and returns
With.
7. outer after precipitating the excess sludge dehydration of sediment, filler anaerobic pond and circulation biochemistry pool discharge that filter tank generates
Fortune.
The beneficial effects of the present invention are: adaptation to local conditions, capital expenditure is few, easy to maintain, and energy consumption is lower, to waste water have than
Preferable treatment effect, can be realized waste water reclaiming, comprehensively utilize to waste water.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram in the precipitating filter tank of the embodiment of the present invention.
In Fig. 1: 1. precipitating filter tanks, the area 1-1. Gu Ji, 1-2. water distribution area, 1-3. filtering area, the Disengagement zone 1-4., 1-5. precipitating
Filter tank drain valve, 1-6. precipitate filter tank water inlet pipe, and 1-7. precipitates filter tank water distributor, and 1-8. precipitates filter, 1-9. precipitating filter
Pond three phase separator, 1-10. precipitate filter tank overfalling weir.
Fig. 2 is the structural schematic diagram in filler anaerobic of embodiment of the present invention pond.
In Fig. 2: 2. filler anaerobic ponds, 2-1. baffle plate, 2-2. and oxygen section, 2-3. anoxic section, 2-4. anaerobism section, 2-5. are filled out
Expect anaerobic pond water inlet pipe, 2-6. filler anaerobic pond three phase separator, 2-7. filler anaerobic pond overfalling weir, the dirt of 2-8. filler anaerobic pond
Mud drain valve, 2-9. upper cover, 2-10. filler anaerobic pond gas collecting tube, 2-11. filler anaerobic pond filler.
Fig. 3 is the structural schematic diagram of circulation biochemistry pool of the embodiment of the present invention；Fig. 4 is the structure for recycling the settling zone of biochemistry pool
Schematic diagram.
In Fig. 3, Fig. 4: 3. anaerobic zones, the anaerobic zone 3-1. water outlet, 4. anoxic zones, the stirring of 4-1. waste water and plug flow device,
5. aerobic area, 6. aeration zones, 6-1. surface aerating machine, 6-2. circulation biochemistry pool aeration plate, 7. settling zones, the settling zone 7-1. water inlet,
7-2. recycles biochemistry pool three phase separator, and 7-3. recycles biochemistry pool overfalling weir, and 7-4. recycles biochemistry pool mud discharging valve, and 8. is oval
The outer enclosure wall of shape, 9. arc flow blocking walls, enclosure wall in 10. circles.
Fig. 5 is the process flow chart of the embodiment of the present invention.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
Embodiment
As shown in fig. 1~fig. 5, a kind of fuel ethanol wastewater processing unit of the present invention, including conditioning tank, precipitating filter tank 1, fill out
Expect anaerobic pond 2, circulation biochemistry pool, sand filter and clear water reserviors, conditioning tank, precipitating filter tank 1, filler anaerobic pond 2, circulation biochemistry pool,
Sand filter and clear water reserviors are sequentially communicated.
The conditioning tank includes conditioning tank water inlet pipe and conditioning tank outlet pipe, for adjusting the water quality and water of waste water.
The precipitating filter tank 1 is followed successively by the area Gu Ji 1-1, water distribution area 1-2, filtering area 1-3 and separation from bottom of pond portion upwards
Area 1-4.The area the Gu Ji 1-1 is located at the lowest part in entire pond；The area Gu Ji is designed to pyramidal structure, collects from upper
The heavy substance in portion, the bottom of pyramidal structure are equipped with precipitating filter tank drain valve 1-5.Precipitating filter is equipped in the water distribution area
Pond water inlet pipe 1-6 and precipitating filter tank water distributor 1-7, precipitating filter tank water inlet pipe 1-6 are connected to conditioning tank outlet pipe, the precipitating filter
Pond water distributor 1-7 is arranged to concentric circles.The filtering area is equipped with precipitating filter 1-8, the precipitating filter tank filter
Material 1-8 is made of gravel.The top of the Disengagement zone is equipped with precipitating filter tank three phase separator 1-9, the precipitating filter tank three
Phase separator 1-9 includes deflector and the triangle guide ring that is used cooperatively below the deflector with deflector, the triangle
Guide ring is mounted on the inner wall in precipitating filter tank, and the top of the deflector is cylinder, and the lower part of the deflector is in
Horn-like, the internal diameter of the lower part of the deflector is greater than the internal diameter of triangle guide ring；The outside of deflector is equipped with precipitating filter tank
Overfalling weir 1-10, precipitating filter tank overfalling weir 1-10 connection precipitate filter tank outlet pipe.Specifically, the precipitating filter tank middle and upper part is
Cylindrical, lower end is conical pond body, tank volume size according to water to be processed number depending on, put vertically using vertical
It sets.
The precipitating filter tank outlet pipe is connected to filler anaerobic pond water inlet pipe.
The filler anaerobic pond 2 includes simultaneous oxygen section 2-2, anoxic section 2-3 and the anaerobism section 2- being separated by baffle plate 2-1
4, described and oxygen section 2-2 head end is equipped with the filler anaerobic pond water inlet pipe 2-5 for feeding waste water, and the oxygen end section 2-2 and anoxic
Section 2-3 head end connection, the anoxic end section 2-3 are connected to anaerobism section 2-4 head end, the water inlet of the anoxic section 2-3 and anaerobism section 2-4
The lower part of side baffle plate is provided with 45 degree of corner, the percussion generated when entering to avoid water flow, to play buffering
The effect of water flow and water distribution uniformity；The anaerobism end section 2-4 is equipped with filler anaerobic pond three phase separator 2-6 and filler anaerobic pond spilling water
Weir 2-7, filler anaerobic pond overfalling weir 2-7 bonding pad anaerobic pond outlet pipe；Described and oxygen section 2-2, anoxic section 2-3 and anaerobism section
The bottom 2-4 is designed to pyramidal structure, pyramidal structure bonding pad anaerobic pond mud discharging valve 2-8；The simultaneous oxygen section in filler anaerobic pond,
The upper cover 2-9 of anoxic section and anaerobism section is designed to conical structure, and conical structure top is equipped with filler anaerobic pond gas collecting tube 2-
10；Filler anaerobic pond filler 2-11 is designed in described and oxygen section, anoxic section and anaerobism section.
The circulation biochemistry pool includes being separated by enclosure wall 10 in the outer enclosure wall 8 of ellipse, arc flow blocking wall 9 and circle
Anaerobic zone 3, anoxic zone 4, aerobic area 5, aeration zone 6 and settling zone 7.The anaerobic zone 3 is located at the innermost portion of circulation biochemistry pool
With the inside of enclosure wall 10 in circle, anaerobic zone bottom is equipped with circulation biochemistry pool water inlet pipe and mud return line, circulation biochemistry pool into
Water pipe is connected to filler anaerobic pond outlet pipe；The underwater of side in circle on enclosure wall 10 and towards anoxic zone goes out equipped with anaerobic zone
Mouth of a river 3-1, the design of anaerobic zone 3 have conical upper cover, and the cone upper cover top is equipped with circulation biochemistry pool gas collecting tube, detests
Oxygen area is equipped with waste water agitating device.The anoxic zone 4 is located in circle between enclosure wall 10 and arc flow blocking wall 9, the anoxic zone 4
Equipped with waste water stirring and plug flow device 4-1.The aerobic area 5 is located in circle between enclosure wall 10 and the outer enclosure wall 8 of ellipse.It is described
Aeration zone 6 is located between arc flow blocking wall 9 and the outer enclosure wall 8 of ellipse.The aeration zone 6 is equipped with surface aerating machine 6-1, on the one hand to useless
Water is aerated, and waste water flowing is on the other hand pushed.6 lower part of aeration zone is equipped with aeration regulator control system, the aeration regulation
System includes circulation biochemistry pool aeration plate 6-2, circulation biochemistry pool air blower and dissolved oxygen sensing regulation device；Further, described
Circulation biochemistry pool aeration plate 6-2 be the pore type aeration plate for being provided with micropore, the circulation biochemistry pool aeration plate 6-2 connection follows
Ring biochemistry pool air blower, for the setting of circulation biochemistry pool air blower outside circulation biochemistry pool, dissolution is arranged in the waste water underwater of aeration zone
Oxygenation measurement regulation device, the dissolved oxygen sensing regulation device regulate and control air blower according to oxygen capacity and work.The settling zone 7 is located at
The outside of the outer enclosure wall 8 of ellipse and the end of aeration zone 6；The middle part of settling zone and the outer enclosure wall of ellipse are intake equipped with settling zone
Mouth 7-1, the both ends of settling zone are equipped with settling zone water outlet, and the water outlet of settling zone is equipped with circulation biochemistry pool three phase separator 7-
2, settling zone water outlet top is equipped with circulation biochemistry pool overfalling weir 7-3, circulation biochemistry pool overfalling weir connection circulation biochemistry pool water outlet
Pipe, settling zone bottom are designed to pyramidal structure, and the lower end of pyramidal structure is provided with circulation biochemistry pool mud discharging valve 7-4, circulation
Biochemistry pool mud discharging valve 7-4 connection excess sludge delivery pipe and mud return line.
The water of circulation biochemistry pool outlet pipe discharge enters sand filter, and the water after sand filter filtration treatment enters clear water reserviors and returns
With.
The step of carrying out wastewater treatment using above-mentioned fuel ethanol wastewater processing unit is as follows:
1. waste water enters conditioning tank, regulating water quality and water by conditioning tank water inlet pipe.
2. waste water enters water distribution area by conditioning tank outlet pipe, precipitating filter tank water inlet pipe 1-6 and precipitating filter tank water distributor 1-7
In 1-2, precipitating filter tank water distributor 1-7 realizes that water distribution uniformity, waste water rise through precipitating filter 1-8 filtering, precipitate filter tank
Three phase separator 1-9, which is realized, to be separated by solid-liquid separation, and solid sinks to the lower part of the area Gu Ji 1-1 under gravity, passes through bottom
Precipitate filter tank drain valve 1-5 discharge；Waste water after separation is entered by precipitating filter tank overfalling weir 1-10, precipitating filter tank outlet pipe to be filled out
Expect anaerobic pond water inlet pipe 2-5.
3. waste water enters the lower part in filler anaerobic pond 2 by filler anaerobic pond water inlet pipe 2-5；Waste water enters filler anaerobic pond
Advance up and down along baffle plate afterwards, passes sequentially through the sludge of each reaction chamber of simultaneous oxygen section 2-2, anoxic section 2-3 and anaerobism section 2-4
Bed, sludge in reaction tank with waste water flow up and down with effect that biogas rises and move, filler anaerobic pond filler 2-11
Again reduce the flow velocity of sludge with the settlement action of the barrier effect and sludge itself of baffle plate, therefore a large amount of sludge is all cut
It stays in reaction tank, the organic matter in microorganism and waste water in reaction tank comes into full contact with.And amphimicrobe, the anoxic of oxygen section 2-2
Hydrolysis of organic matter in waste water is organic acid by the heterotroph of section 2-3 and anaerobism section 2-4, and larger molecular organics is made to be decomposed into small point
Sub- organic matter, insoluble organic matter are converted to dissolved organic matter.
4. the waste water after anaerobic reaction realizes mud, water and methane gas under the action of the three phase separator 2-6 of filler anaerobic pond
Separation, sludge sinks to the lower part in filler anaerobic pond, the filler anaerobic that extra sludge passes through bottom under gravity
Pond mud discharging valve 2-8 discharge；The methane waste product that filler anaerobic pond generates collects discharge by filler anaerobic pond gas collecting tube 2-10；
Waste water enters circulation biochemistry pool water inlet pipe by filler anaerobic pond overfalling weir 2-7, filler anaerobic pond outlet pipe.
5. waste water enters the anaerobic zone 3 of circulation biochemistry pool by recycling biochemistry pool water inlet pipe, organic matter occurs in anaerobic zone
Degradation, organic nitrogen ammoniation, and carry out the release of phosphorus, the waste water agitating device of anaerobic zone avoids sludge settling, anaerobism
The methane waste product that area generates passes through circulation biochemistry pool gas collecting tube Collection utilization.Waste water after anaerobic reaction passes through anaerobic zone water outlet
3-1 enters anoxic zone 4, and the waste water stirring and plug flow device 4-1 that anoxic zone is equipped with keep waste water and the micropopulation in it abundant
Mixing, under anaerobic condition, using organic matter as carbon source, under the action of denitrifying bacterium nitrate nitrogen be reduced to nitrogen and from water
Removal.Waste water continues to flow into aerobic area 5, and the waste water from anoxic zone 4 and aeration zone 6 is sufficiently mixed in aerobic area, simultaneous
Property bacterium, heterotroph the organic matter in waste water is further degraded, then the waste water after hybrid reaction is in stirring and plug flow device
Under effect, a part enters anoxic zone 4, and a part enters aeration zone 6.The circulation biochemistry pool aeration plate 6-2 of aeration zone 6 is setting
There is the pore type aeration plate of micropore, generate a large amount of microbubble, the dissolved oxygen sensing regulation device regulates and controls to rouse according to oxygen capacity
Blower work, it is ensured that the dissolved oxygen in water is greater than 2mg/L, and organic matter is degraded in aeration zone, and ammonium oxidation is nitrate nitrogen
And nitrite nitrogen, the absorbing reaction of phosphorus also occurs.In the end of aeration zone 6, a part of waste water flows into aerobic area 5, a part
Waste water enters settling zone 7, and the circulation biochemistry pool three phase separator 7-2 of settling zone realizes mud-water separation, effect of the sludge in gravity
Under sink to the lower part of settling zone, pass through the circulation biochemistry pool mud discharging valve 7-4 discharge of bottom, recycle biochemistry pool mud discharging
Precipitating sludge a part of valve 7-4 discharge flows back into anaerobic zone 3 by mud return line, and a part passes through surplus as excess sludge
Remaining mud discharging pipe discharge.Waste water by circulation biochemistry pool overfalling weir 7-3, circulation biochemistry pool outlet pipe enter into sand filter into
Water pipe.
6. the water of circulation biochemistry pool outlet pipe discharge enters sand filter, the water after sand filter filtration treatment enters clear water reserviors and returns
With.
7. outer after precipitating the excess sludge dehydration of sediment, filler anaerobic pond 2 and circulation biochemistry pool discharge that filter tank 1 generates
Fortune.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
It can carry out various changes and amendments without departing from the scope of the technological thought of the present invention' entirely.This invention it is technical
Range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (1)
1. a kind of fuel ethanol wastewater processing unit, it is characterised in that: including conditioning tank, precipitating filter tank (1), filler anaerobic pond
(2), biochemistry pool, sand filter and clear water reserviors are recycled；Conditioning tank, precipitating filter tank (1), filler anaerobic pond (2), circulation biochemistry pool, sand
Filter tank and clear water reserviors are sequentially communicated；
The conditioning tank includes conditioning tank water inlet pipe and conditioning tank outlet pipe, for adjusting the water quality and water of waste water；
The precipitating filter tank (1) be followed successively by upwards from bottom of pond portion the area Gu Ji (1-1), water distribution area (1-2), filtering area (1-3) and
Disengagement zone (1-4)；The area Gu Ji (1-1) is located at the lowest part in entire pond；The area Gu Ji is designed to pyramidal structure, receives
Collect the heavy substance from top, the bottom of pyramidal structure is equipped with precipitating filter tank drain valve (1-5)；In the water distribution area
Equipped with precipitating filter tank water inlet pipe (1-6) and precipitating filter tank water distributor (1-7), precipitating filter tank water inlet pipe (1-6) connection conditioning tank goes out
Water pipe, precipitating filter tank water distributor (1-7) are arranged to concentric circles；The filtering area is equipped with precipitating filter
(1-8), the precipitating filter (1-8) are made of gravel；The top of the Disengagement zone is equipped with precipitating filter tank three-phase separate
From device (1-9) and precipitating filter tank overfalling weir (1-10), precipitating filter tank overfalling weir (1-10) connection precipitating filter tank outlet pipe；Described
Precipitating filter tank middle and upper part is cylinder, lower end is conical pond body, using vertical vertical placement；
The filler anaerobic pond (2) includes simultaneous oxygen section (2-2), anoxic section (2-3) and the anaerobism being separated by baffle plate (2-1)
Section (2-4), described and oxygen section (2-2) head end are equipped with the filler anaerobic pond water inlet pipe (2-5) for feeding waste water, filler anaerobic pond
Water inlet pipe (2-5) connection precipitating filter tank outlet pipe；And the oxygen section end (2-2) is connected to anoxic section (2-3) head end, anoxic section (2-
3) end is connected to anaerobism section (2-4) head end；The baffle plate of the water inlet side of the anoxic section (2-3) and anaerobism section (2-4)
Lower part is provided with 45 degree of corner, the percussion generated when entering to avoid water flow, to play buffering water flow and uniform cloth
The effect of water；The anaerobism section end (2-4) is equipped with filler anaerobic pond three phase separator (2-6) and filler anaerobic pond overfalling weir (2-7),
Filler anaerobic pond overfalling weir (2-7) bonding pad anaerobic pond outlet pipe；Described and oxygen section (2-2), anoxic section (2-3) and anaerobism section
The bottom of (2-4) is designed to pyramidal structure, pyramidal structure bonding pad anaerobic pond mud discharging valve (2-8)；Filler anaerobic pond
And the topmost of oxygen section, anoxic section and anaerobism section is equipped with upper cover (2-9), upper cover (2-9) is designed to conical structure, cone knot
Structure top is designed with filler anaerobic pond gas collecting tube (2-10)；And filler anaerobic pond is designed in oxygen section, anoxic section and anaerobism section and is filled out
Expect (2-11)；
The circulation biochemistry pool includes being separated by enclosure wall (10) in the outer enclosure wall (8) of ellipse, arc flow blocking wall (9) and circle
At anaerobic zone (3), anoxic zone (4), aerobic area (5), aeration zone (6) and settling zone (7)；The anaerobic zone (3) is located at circulation
The inside of enclosure wall (10) in the innermost portion and circle of biochemistry pool, anaerobic zone bottom is equipped with circulation biochemistry pool water inlet pipe and sludge reflux
Pipe, circulation biochemistry pool water inlet pipe are connected to filler anaerobic pond outlet pipe；The water surface of side in circle on enclosure wall and towards anoxic zone
It has anaerobic zone water outlet (3-1), anaerobic zone (3) design has conical upper cover, and the top of conical upper cover is equipped with circulation life
Change pond gas collecting tube, anaerobic zone is equipped with waste water agitating device；The anoxic zone (4) is located at enclosure wall (10) and arc flow blocking wall in circle
(9) between, the anoxic zone (4) is equipped with waste water stirring and plug flow device (4-1)；The aerobic area (5) is located at enclosure wall in circle
(10) between the outer enclosure wall (8) of ellipse；The aeration zone (6) be located at arc flow blocking wall (9) and the outer enclosure wall (8) of ellipse it
Between；The aeration zone (6) is equipped with surface aerating machine (6-1)；The lower part of the aeration zone (6) is equipped with aeration regulator control system, the aeration
Regulator control system includes circulation biochemistry pool aeration plate (6-2), circulation biochemistry pool air blower and dissolved oxygen sensing regulation device；Described
Recycling biochemistry pool aeration plate (6-2) is the pore type aeration plate for being provided with micropore, circulation biochemistry pool aeration plate (6-2) connection
Biochemistry pool air blower is recycled, for the setting of circulation biochemistry pool air blower outside circulation biochemistry pool, the waste water underwater setting of aeration zone is molten
Oxygenation measurement regulation device is solved, the dissolved oxygen sensing regulation device regulates and controls circulation biochemistry pool air blower according to oxygen capacity and works；Institute
It states settling zone (7) and is located at the outside of the outer enclosure wall (8) of ellipse and the end of aeration zone (6)；Outside the middle part of settling zone and ellipse
Enclosure wall is equipped with settling zone water inlet (7-1), and the both ends of settling zone are equipped with settling zone water outlet, and the water outlet of settling zone is equipped with
It recycles biochemistry pool three phase separator (7-2), settling zone water outlet top is equipped with circulation biochemistry pool overfalling weir (7-3), and circulation is biochemical
Pond overfalling weir (7-3) connection circulation biochemistry pool outlet pipe；Settling zone bottom is designed to pyramidal structure, the lower end setting of pyramidal structure
There are circulation biochemistry pool mud discharging valve (7-4), circulation biochemistry pool mud discharging valve (7-4) connection excess sludge delivery pipe and sludge
Return pipe；
The water of circulation biochemistry pool outlet pipe discharge enters sand filter, and the water after sand filter filtration treatment enters clear water reserviors reuse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811154538.2A CN109133528A (en) | 2018-09-30 | 2018-09-30 | A kind of fuel ethanol wastewater processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811154538.2A CN109133528A (en) | 2018-09-30 | 2018-09-30 | A kind of fuel ethanol wastewater processing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109133528A true CN109133528A (en) | 2019-01-04 |
Family
ID=64813858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811154538.2A Pending CN109133528A (en) | 2018-09-30 | 2018-09-30 | A kind of fuel ethanol wastewater processing unit |
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| Country | Link |
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| CN (1) | CN109133528A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112973888A (en) * | 2021-03-16 | 2021-06-18 | 佛山市威仕启科技有限公司 | Sand mill cooling circulation waste heat utilization equipment |
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| CN105060487A (en) * | 2015-08-27 | 2015-11-18 | 常州大学 | Rural domestic sewage treatment system |
| CN105110571A (en) * | 2015-09-16 | 2015-12-02 | 徐雪祥 | Treatment system and method of high-concentration ammonia nitrogen organic wastewater |
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2018
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| CN105060487A (en) * | 2015-08-27 | 2015-11-18 | 常州大学 | Rural domestic sewage treatment system |
| CN105152477A (en) * | 2015-09-08 | 2015-12-16 | 常州大学 | Rice winery wastewater treatment system |
| CN105110571A (en) * | 2015-09-16 | 2015-12-02 | 徐雪祥 | Treatment system and method of high-concentration ammonia nitrogen organic wastewater |
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| CN112973888A (en) * | 2021-03-16 | 2021-06-18 | 佛山市威仕启科技有限公司 | Sand mill cooling circulation waste heat utilization equipment |
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