CN2923687Y - Flow-lifting type external-circulation anaerobic composite sludge reactor - Google Patents
Flow-lifting type external-circulation anaerobic composite sludge reactor Download PDFInfo
- Publication number
- CN2923687Y CN2923687Y CNU2006200871747U CN200620087174U CN2923687Y CN 2923687 Y CN2923687 Y CN 2923687Y CN U2006200871747 U CNU2006200871747 U CN U2006200871747U CN 200620087174 U CN200620087174 U CN 200620087174U CN 2923687 Y CN2923687 Y CN 2923687Y
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- China
- Prior art keywords
- reactor
- material layer
- filter material
- water
- return line
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 7
- 239000010802 sludge Substances 0.000 title abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 239000000463 material Substances 0.000 claims abstract description 35
- 238000006243 chemical reaction Methods 0.000 claims description 23
- 150000001875 compounds Chemical class 0.000 claims description 13
- 239000010801 sewage sludge Substances 0.000 claims description 13
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 7
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 7
- 239000004571 lime Substances 0.000 claims description 7
- 238000012546 transfer Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 6
- 238000010992 reflux Methods 0.000 claims description 4
- 238000013461 design Methods 0.000 abstract description 2
- 238000012856 packing Methods 0.000 description 11
- 244000005700 microbiome Species 0.000 description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- 239000007788 liquid Substances 0.000 description 7
- 239000000945 filler Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- 239000002351 wastewater Substances 0.000 description 5
- 239000008187 granular material Substances 0.000 description 4
- 230000000813 microbial effect Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 230000003044 adaptive effect Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 210000005056 cell body Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000005446 dissolved organic matter Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Landscapes
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model discloses an up-flow anaerobic external cycle composite sludge reactor, a lower filter material layer is arranged under the film reacting area filter material layer which is in the upper of the reactor, the lower filter material layer and the upper filter material layer form the composite filter material layer; a return pipe is arranged on the side of the reactor, the upper water intake which is in the upper of the return pipe is arranged in the upper of the internal reactor, the return pipe is connected with the water distributor via the return pump, a plurality of lower water intakes whose top are linked are arranged in the upper of the lower reactor reacting area of the reactor, the lower water intakes are linked with the return pipe; a reacting area biogas delivery pipe is arranged between the return pipe and the collecting room; an upper water taken valve is arranged in the middle of the return pipe, the lower water intakes are connected with the return pipe via the lower water taken valve, the reacting area biogas delivery pipe is installed on the return pipe which is between the upper water taken valve and the lower water taken valve, the support of the filter materials layer is dismountable, the lower filter materials layer is inclined-rube/tabular structure. The utility model features of scientific design, reasonable structure, quick startup speed, strong adaptability, high treatment efficiency, and stable operation.
Description
One, technical field
The utility model relates to a kind of waste disposal plant, the compound sewage sludge reactor of particularly a kind of flow lifting type outer circulation anaerobism.
Two, background technology
The compound sewage sludge reactor of anaerobism that uses has obtained widespread use in sewage disposal at present, still, because its structure is very unreasonable, makes to have some very important defectives in actual applications.The first, owing to only be provided with a water-in in reactor head, the top water flow velocity is higher, is easy to generate water outlet SS and exceeds standard; The second, the reactor upper strata has only a packing layer, makes to hold back the suspension microorganism ability and realize that the ability of solid-liquid separation is not high, causes filler to stop up, and wastewater treatment efficiency is undesirable; The 3rd, because collection chamber is arranged on reaction zone top, the biogas that produces in reaction process is with the upwards operation of solid, liquid substance, gas-solid liquid separation difficulty, the not high problem of ability of further having aggravated to hold back the suspension microorganism ability and having realized solid-liquid separation makes sewage treating efficiency very low.The 4th, because the unloading phase, mud runs off easily, and start time is longer.The 5th, owing to formerly be provided with singlely, can not make full use of whole spaces, processing efficiency is lower.
Three, summary of the invention
At the deficiencies in the prior art, the utility model provide a kind of design science, rational in infrastructure, toggle speed is fast, the compound sewage sludge reactor of flow lifting type outer circulation anaerobism that adaptive faculty is strong, processing efficiency is high, stable.
The compound sewage sludge reactor of a kind of flow lifting type outer circulation anaerobism is provided with a lower filter material layer below the film reaction district on reactor top filter material layer, this lower filter material layer and upper filter material layer are formed the composite filtering material layer; Side at reactor is provided with return line, the last intake of return line upper end is arranged on the top in the reactor, return line is communicated with water distributor by reflux pump, and reaction zone top is provided with the following intake pipe that some tops are communicated with under the reactor, and following intake pipe is communicated with return line; Be provided with reaction zone biogas transfer lime between return line and the collection chamber.
Described return line middle part is provided with one and goes up water intake valve.
Be communicated with by time water intake valve between described down intake pipe and the return line.
Described reaction zone biogas transfer lime is installed on the return line between the upper and lower water intake valve.
The support of described filter material layer is detachable.
Described lower filter material layer is inclined tube/plate structure.
Described down intake pipe be located at down reactor top, lower filter material layer below.
Open Side Down for described intake pipe down.
The outstanding advantage of system of the present invention is that water (flow) direction is consistent with the aerogenesis ascent direction in the reactor, strengthened stirring action by external pump circulation to the mud bed, help the abundant contact of microorganism with the water inlet pollutent, help the formation of granule sludge, reduced the obstruction of filtering layer simultaneously again.Sheaf space sets up compounded mix on the reactor, has double-deck effect, it can hold back suspension microorganism on the one hand, realize solid-liquid separation, prevent the microorganism loss, microorganism mud is present in the reactor in the relative fixed mode, the microbial biomass of reactor unit volume is higher, sludge retention time is longer, can bear higher hydraulic load, has improved the removal efficient of COD.The composite filtering material layer on reactor top can form a large amount of cotton-shaped microbial films simultaneously, make full use of original invalid volume, hold back suspension microorganism in the gap, increased the microbial species amount, make it to become contact anaerobe film reaction district, make the volume of reactor can obtain to greatest extent utilizing, the ability that reactor is held back microorganism greatly strengthens, and it is higher to remove efficient; And it is fast to have toggle speed, and adaptive faculty is strong, processing efficiency height, distinguishing feature such as stable.
Two intakes are fetched water respectively about using.When following intake is fetched water, can keep reaction zone that higher concentration is arranged, load in the water of reduction packing area, top.During the water intaking of last intake, can accelerate the current lift velocity of packing area, top, under the acting in conjunction of current and ascending gas, strengthen, reduce the obstruction of packing area, improve the removal efficient of upper area the washing away of filler.Generally speaking, bi-level treatment is than the good stability of uniprocessing, and effluent quality is basicly stable.Because the employing of outer circulation technology, cause sludge activity height, increment fast, for the quick startup of reactor provides condition.
The present invention is not only applicable to handle the waste water that contains dissolved organic matter, simultaneously also be suitable for handling and contain the more waste water of SS, separation by lower floor's filtrate, SS is come back in the sludge reaction district of bottom, a part is as the core of newborn granule sludge, another part is discharged with effluxing mud, has avoided the obstruction of top packing layer.When reactor moves, the compounded mix layer has the very big ability of holding back biological sludge, the microbial film of packing layer reach abundant in, the microbial film that is adsorbed on the fibrous packing top layer is under the stirring action of biogas and current, coming off from filling surface sinks to the Sludge Bed district, becomes the core of newborn granule sludge, under higher upflow velocity, fully contact with water inlet matrix, make it to grow into fast granule sludge.The microorganism that enters zone more than the filtering layer with current makes mud come back to the Sludge Bed district through width of cloth streaming separator for mud and water, and clear water is isolated cell body.For ease of the replacing of maintenance and filler, the gas collection cap at top adopts detachable.
Because the present invention has adopted outer circulation, when handling lower concentration, circular flow can reach 1.5～3 times of flooding velocity.When handling high-concentration waste water, circular flow can reach 3～20 times of flooding velocity.Because circular flow and water inlet are fully diluted the objectionable impurities in the raw wastewater at very first time thorough mixing, reduce harmful degree greatly, thereby improved the anti impulsion load ability of reactor.Owing to adopted the outer circulation technology, can make full use of the basicity of pump around circuit simultaneously, help improving the ability that reactor buffering PH changes, thereby save the throwing alkali number of water inlet, reduce working cost.Simultaneously higher upflow velocity can be with sludge reaction bed district faster to the SS in the water inlet, and not tie up the useful space of anaerobion owing to the SS deposition, thereby can bear higher SS load, simplifies the preprocessing process of raw waste water.
Two intakes are fetched water respectively about using.When following intake is fetched water, can keep reaction zone that higher concentration is arranged, load in the water of reduction packing area, top.During the water intaking of last intake, can accelerate the current lift velocity of packing area, top, under the acting in conjunction of current and ascending gas, strengthen, reduce the obstruction of packing area, improve the removal efficient of upper area the washing away of filler.
The present invention is provided with the methane recovery system, and advanced technology is simple and reasonable, and the gas, liquid, solid three phase separation is effective, and water outlet SS content is low, and water quality is good; The maintenance of the equipment maintenance is convenient, the processing efficiency height, and stable and reliable operation, adaptive faculty is strong, is the ideal equipment of anerobic sowage biochemical treatment.
Technology is introduced:
Sewage mixes laggard reactor water distributor through being pumped to import with recirculation water, water inlet is behind the water distributor water distribution uniformity, and the reaction of mud thorough mixing is risen in reactor.Most of water is back to into water device through the recirculation water pipeline when device for fetching water from.Water after residue is handled continues to rise, and after filler 2 swash plates (pipe) dammed solid substance, gas-liquid continued to rise.Behind the buffering homogeneous, sewage enters filler 1 district and handles once more.Water behind the multiple-stage treatment is after separator for mud and water separates, and supernatant liquor is discharged; Isolated mud is back in the reaction zone automatically.
The biogas that reaction produces advances and send the collecting methane jar after the collecting methane cover is collected after separates the packing area.
When producing sludge blockage or influent load when too high, return line backflow in employings.
The isolated biogas cooled via return air of water pipe pipe is incorporated into the collecting methane cover next time.
Following device for fetching water from tube opening is directed downwards, and prevents that mud and SS from piling up in device for fetching water from, causes device for fetching water from water intaking short circuit.
Four, description of drawings
Fig. 1 is a structural representation of the present utility model.
Wherein, 1, sewage inlet, 2, reflux pump, 3, return line, 4, following intake, 5, intake pipe down, 6, go up water intake valve, 7, go up intake, 8, reaction zone biogas transfer lime, 9, collection chamber, 10, filtrate hanger, 11, escape pipe, 12, upper filter material layer, 13, lower filter material layer, 14, the lower filter material layer support, 15, water outlet, 16, cell body, 17, water distributor, 18, water intake valve down.
Five, embodiment
Embodiment: below the film reaction district on reactor top filter material layer a lower filter material layer 14 is set, this lower filter material layer 14 is formed the composite filtering material layer with upper filter material layer 12; Side at reactor is provided with return line 3, the last intake 7 of return line 3 upper ends is arranged on the top in the reactor, return line 3 is communicated with water distributor 17 by reflux pump 2, and reaction zone top is provided with the following intake pipe 5 that some tops are communicated with under the reactor, and following intake pipe 5 is communicated with return line 3; Be provided with reaction zone biogas transfer lime 8 between return line 3 and the collection chamber 9.
Described return line 3 middle parts are provided with one and go up water intake valve 6.
Be communicated with by time water intake valve 18 between described down intake pipe 5 and the return line 3.
Described reaction zone biogas transfer lime 8 is installed on the return line 3 between upper and lower water intake valve 7 and 18.
The support of described filter material layer is detachable.
Described lower filter material layer is inclined tube/plate structure.
Described down intake pipe be located at down reactor top, lower filter material layer below.
Open Side Down for described intake pipe down.
Claims (8)
1, the compound sewage sludge reactor of a kind of flow lifting type outer circulation anaerobism is characterized in that, below the film reaction district on reactor top filter material layer a lower filter material layer is set, and this lower filter material layer and upper filter material layer are formed the composite filtering material layer; Side at reactor is provided with the water return line, the last intake of return line upper end is arranged on the top in the reactor, return line is communicated with water distributor by reflux pump, and reaction zone top is provided with the following intake pipe that some tops are communicated with under the reactor, and following intake pipe is communicated with return line; Be provided with reaction zone biogas transfer lime between return line and the collection chamber.
2, the compound sewage sludge reactor of flow lifting type outer circulation anaerobism as claimed in claim 1 is characterized in that, described return line middle part is provided with one and goes up water intake valve.
3, the compound sewage sludge reactor of flow lifting type outer circulation anaerobism as claimed in claim 1 is characterized in that, is communicated with by time water intake valve between described down intake pipe and the return line.
4, the compound sewage sludge reactor of flow lifting type outer circulation anaerobism as claimed in claim 1 is characterized in that, described reaction zone biogas transfer lime is installed on the return line between the upper and lower water intake valve.
5, the compound sewage sludge reactor of flow lifting type outer circulation anaerobism as claimed in claim 1 is characterized in that the support of described filter material layer is detachable.
6, the compound sewage sludge reactor of flow lifting type outer circulation anaerobism as claimed in claim 1 is characterized in that described lower filter material layer is inclined tube/plate structure.
7, the compound sewage sludge reactor of flow lifting type outer circulation anaerobism as claimed in claim 1 is characterized in that, described down intake pipe be located at down reactor top, lower filter material layer below.
8, the compound sewage sludge reactor of flow lifting type outer circulation anaerobism as claimed in claim 1 is characterized in that, Open Side Down for described intake pipe down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200871747U CN2923687Y (en) | 2006-07-26 | 2006-07-26 | Flow-lifting type external-circulation anaerobic composite sludge reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200871747U CN2923687Y (en) | 2006-07-26 | 2006-07-26 | Flow-lifting type external-circulation anaerobic composite sludge reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2923687Y true CN2923687Y (en) | 2007-07-18 |
Family
ID=38260116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200871747U Expired - Lifetime CN2923687Y (en) | 2006-07-26 | 2006-07-26 | Flow-lifting type external-circulation anaerobic composite sludge reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2923687Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101602546B (en) * | 2009-07-13 | 2011-05-18 | 安徽丰原生物化学股份有限公司 | Anaerobic reactor and wastewater treatment method with same |
-
2006
- 2006-07-26 CN CNU2006200871747U patent/CN2923687Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101602546B (en) * | 2009-07-13 | 2011-05-18 | 安徽丰原生物化学股份有限公司 | Anaerobic reactor and wastewater treatment method with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: YINTAI HUACHENG CHEMICAL MACHINARY CO., LTD. ADDR Free format text: FORMER OWNER: PENG JICHENG ADDRESS Effective date: 20081121 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20081121 Address after: Laizhou Development Zone, Shandong province Heng Road Tatsu Company South, zip code: 261400 Patentee after: Yantai Huacheng Chemical Machinery Co. Ltd. Address before: 25, building 103, industrial South Road, Licheng District, Shandong, Ji'nan 101, China: 250013 Patentee before: Peng Jicheng |
|
| ASS | Succession or assignment of patent right |
Owner name: YINTAI HUACHENG CHEMICAL MACHINARY CO., LTD. Free format text: FORMER OWNER: PENG JICHENG Effective date: 20081121 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070718 |
|
| EXPY | Termination of patent right or utility model |