CN205087998U - Filler inner loop membrane separation anaerobism bioreactor - Google Patents
Filler inner loop membrane separation anaerobism bioreactor Download PDFInfo
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- CN205087998U CN205087998U CN201520803083.8U CN201520803083U CN205087998U CN 205087998 U CN205087998 U CN 205087998U CN 201520803083 U CN201520803083 U CN 201520803083U CN 205087998 U CN205087998 U CN 205087998U
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Abstract
The utility model discloses a filler inner loop membrane separation anaerobism bioreactor, including the carbon steel jar body, the inner chamber bottom of the carbon steel jar body is fixed with the pipe holder, and is fixed with the water -locator on the pipe holder, the top of water -locator is provided with a three -phase separator, it has inert particle carrier and granular sludge to pack between a water -locator and the three -phase separator, a three -phase separator's top is provided with the 2nd three -phase separator, the one or two three -phase separator's inner chamber alternates respectively has sludge return pipe and discharge, and sludge return pipe all is connected with vapour and liquid separator with the top of discharge, the 2nd three -phase separator's top is provided with the membrane support, be fixed with the membrane separator on the membrane support, the left side of membrane separator and the right side fixed connection of outlet pipe. This reactor simple structure, the treatment effect is better.
Description
Technical field
The utility model relates to environmental technology field, is specially a kind of filler internal circulating membrane and is separated anaerobic biological reactor.
Background technology
Industrial relation the speed of national economic modernization, scale and level, meanwhile, industrial enterprise also create a large amount of contaminatives by force, not tractable waste water.The environmental pollution brought along with the constantly in short supply of water resources and sewage day by day serious, the improvement of trade effluent is very urgent, particularly the high-concentration waste water produced in industrial enterprise's production process is carried out to the work of purification treatment.
Method at present for administering high concentrated organic wastewater can be divided into anaerobic-aerobic biochemical treatment, materializing strategy substantially.Wherein anaerobic biological treatment mainly contains the treatment process such as common digester, anaerobic biofilter, up flow anaerobic sludge blanket reactor, inner circulation reactor, hydrolysis reactor.Wherein inner circulation reactor (IC) is widely used in the process of the waste water such as citric acid wastewater, alcohol waste water, lysine producing wastewater, paper waste in recent years.
Inner circulation reactor (IC) is the new and effective anaerobic reactor technique that Dutch PaquesBV company developed on UASB reactor in 1985.In fact it formed by upper and lower two UASB (i.e. the first reaction chamber and the second reaction chamber) integrated combination, the biogas produced by first UASB reactor is below as the internally-powered promoted, the mixed solution of upspout and return line is made to produce density difference, realize the internal recycle of bottom mixed solution, make waste water obtain strenuous primary treatment.Second UASB reactor above proceeds aftertreatment (or claiming precision processing) to waste water, makes water outlet reach the processing requirements of expection.
Domesticly build first IC reactor in 2002, had some achievements up till now, but built IC reactor has the defects such as easy blocking, Mud up-floating loss, mud acidifying mostly, affects the treatment effect of reactor.
Utility model content
The purpose of this utility model is to provide a kind of filler internal circulating membrane to be separated anaerobic biological reactor, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme: a kind of filler internal circulating membrane is separated anaerobic biological reactor, comprise carbon steel tank body, the intracavity bottom of described carbon steel tank body is fixed with tube support, and tube support is fixed with water distributor, the top of described water distributor is provided with the first triphase separator, inert particle carrier and granule sludge is filled with between described water distributor and the first triphase separator, the top of described first triphase separator is provided with the second triphase separator, the inner chamber of described second triphase separator is interspersed with mud return line, the bottom of described mud return line extends to the intracavity bottom of carbon steel tank body, and the top of mud return line is connected with the bottom of gas-liquid separator, described first triphase separator and the second triphase separator are all provided with effuser, the top of described effuser is connected with the right side of gas-liquid separator, described gas-liquid separator is positioned at the top of carbon steel tank body, the top of described second triphase separator is provided with membrane support, described membrane support is fixed with membrane separation apparatus, the left side of described membrane separation apparatus is fixedly connected with the right side of rising pipe, and the left side of rising pipe is positioned at the outer wall of carbon steel tank body, the upside of described carbon steel tank body is fixed with gas-liquid separator.
Preferably, described gas-liquid separator is tower-like, and gas-liquid separator is fixedly connected with by the top of buffering stand with carbon steel tank body.
Preferably, described membrane support forms by being no less than four groups of rectangular array-likes arrangements of arm, and membrane support is fixedly connected with the inwall of carbon steel tank body by the mode of welding or be spirally connected.
Preferably, the junction of described carbon steel tank body and rising pipe is also fixed with O-ring seal.
Preferably, described inert particle carrier is surface is poroid spherule, and the particle diameter of inert particle carrier is to millimeter.
Compared with prior art, the beneficial effects of the utility model are: it is simple that this filler internal circulating membrane is separated anaerobic biological reactor structure, active sludge is easier to domestication, the startup cycle is short: in pond, inert particulate carrier provides best microorganic adhesion surface, inhibition organism in matrix and absorption effluent can be stored simultaneously, the unloading phase of making, biomass accumulation speed is fast, for fast start up of reactor provides favourable condition; Can not Mud up-floating be produced: adding of inert particulate carrier contributes to improving mud-water separation performance, form the mud that volume is larger, viscosity is less, suspended state can be kept in anaerobic zone and pond surface current mistake can not be floated up to; System is acidifying not easily: sludge loss can cause processing load to raise, and under high loads, volatile acid accumulates, and methanogen is methane phase no longer, and acetogen amount reproduction produces acid, makes system acidifying, not easily recovers.Can keep a large amount of mud in this reactor, and can not run off, therefore system can not acidifying; System can not block: the centrifugation that anti-clogging plug triphase separator enables one of triphase separator keep, and biogas is got rid of in time, can't block; Anti-seismic design is strong: temperature on the impact of anaerobic digestion mainly on the impact of digestion rate.Reactor is due to containing a large amount of microorganisms, and the impact of temperature on anaerobic digestion becomes no longer significantly and serious; Stable water outlet is good: mud is non-rising, and the suspended substance in anaerobic membrane interception sewage, make stable effluent quality.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model A-A face sectional view;
Fig. 3 is the utility model B-B face sectional view;
Fig. 4 is the utility model C-C face sectional view;
Fig. 5 is the utility model D-D face sectional view.
In figure: 1 water distributor, 2 inert particle carriers, 3 mud return lines, 4 first triphase separators, 5 effusers, 6 gas-liquid separators, 7 membrane separation apparatuss, 8 carbon steel tank bodies, 9 rising pipes, 10 granule sludges, 11 second triphase separators, 12 membrane supports, 13 tube supports.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1-5, the utility model provides a kind of technical scheme: a kind of filler internal circulating membrane is separated anaerobic biological reactor, comprise carbon steel tank body 8, the intracavity bottom of carbon steel tank body 8 is fixed with tube support 13, and tube support 13 is fixed with water distributor 1, the top of water distributor 1 is provided with the first triphase separator 4, inert particle carrier 2 and granule sludge 10 is filled with between water distributor 1 and the first triphase separator 4, inert particle carrier 2 is that surface is in poroid spherule, and the particle diameter of inert particle carrier 2 is 2 to 5 millimeters, there is coarse surface, the biomass than many 10 to 20 times of granule sludge amount can be kept, suspended state can be kept in anaerobic zone and pond surface current mistake can not be floated up to, the top of the first triphase separator 4 is provided with the second triphase separator 11, the inner chamber of the second triphase separator 11 is interspersed with mud return line 3 and effuser 5 respectively, the bottom of mud return line 3 extends to the intracavity bottom of carbon steel tank body 8, and the top of mud return line 3 is connected with the bottom of gas-liquid separator 6, first triphase separator 4 and the second triphase separator 11 are all provided with effuser 5, the top of effuser 5 is connected with the right side of gas-liquid separator 6, gas-liquid separator 6 is positioned at the top of carbon steel tank body 8, the top of the second triphase separator 11 is provided with membrane support 12, membrane support 12 forms by being no less than four groups of rectangular array-likes arrangements of arm, and membrane support 12 is fixedly connected with the inwall of carbon steel tank body 8 by the mode of welding or be spirally connected, this mode of connection is more stable, membrane support 12 is fixed with membrane separation apparatus 7, the left side of membrane separation apparatus 7 is fixedly connected with the right side of rising pipe 9, and the left side of rising pipe 9 is positioned at the outer wall of carbon steel tank body 8, carbon steel tank body 8 is also fixed with O-ring seal with the junction of rising pipe 9, O-ring seal can effectively prevent gas leakage of leaking, affect normal treatment effect, the upside of carbon steel tank body 8 is fixed with gas-liquid separator 6, gas-liquid separator 6 is in tower-like, and gas-liquid separator 6 is fixedly connected with by the top of buffering stand with carbon steel tank body 8, active sludge is easier to domestication, the startup cycle is short: in pond, inert particle carrier 2 provides best microorganic adhesion surface, inhibition organism in matrix and absorption effluent can be stored simultaneously, the unloading phase of making, biomass accumulation speed is fast, for fast start up of reactor provides favourable condition, can not Mud up-floating be produced: adding of inert particle carrier 2 contributes to improving mud-water separation performance, form the mud that volume is larger, viscosity is less, suspended state can be kept in anaerobic zone and pond surface current mistake can not be floated up to, system is acidifying not easily: sludge loss can cause processing load to raise, and under high loads, volatile acid accumulates, and methanogen is methane phase no longer, and acetogen amount reproduction produces acid, makes system acidifying, not easily recovers.Can keep a large amount of mud in this reactor, and can not run off, therefore system can not acidifying; System can not block: the centrifugation that anti-clogging plug triphase separator enables one of triphase separator keep, and biogas is got rid of in time, can't block; Anti-seismic design is strong: temperature on the impact of anaerobic digestion mainly on the impact of digestion rate.Reactor is due to containing a large amount of microorganisms, and the impact of temperature on anaerobic digestion becomes no longer significantly and serious; Stable water outlet is good: mud is non-rising, and the suspended substance in anaerobic membrane interception sewage, make stable effluent quality.
Principle of work: sewage, through reactor bottom water distributor 1 water distribution uniformity, effectively mixes at mixing zone and granule sludge 10, inert particle carrier 2, the mud that refluxes.Inert particle carrier 2 particle diameter is 3-5mm, there is coarse surface, can keep than the many 10-20 of granule sludge amount biomass doubly, larger biomass makes the proportion of inert particle carrier comparatively large, can keep suspended state and can not float up to pond surface current mistake in anaerobic zone.
Mixed sewage enters high-load anaerobic district.Mixed solution is in high-load anaerobic district through the selective adsorption of particulate inert particulate vector 2 and the decomposition of high concentration particle mud, and most of organism is converted into biogas.The disturbance of mixed solution upwelling and biogas to make in this reaction zone mud in expanding and fluidized state, along with increasing of methane quantity, a part of mud mixture by biogas-lift to the gas-liquid separator 6 at top.Biogas after being separated discharges burning or recycling, and mud mixture is back to mixing zone bottom through return line, fully mixing, achieving the internal recycling of mixed solution with the mud of reactor bottom with intaking.
Waste water after the process of high-load anaerobic district, enters underload anaerobic zone.Biogas imports gas-liquid separation zone by effuser 5 pipe.Mud mixture carries out solid-liquid separation in membrane separation zone, and clear liquid is taken away by going out water pump, and the granule sludge of precipitation is back to underload anaerobic zone Sludge Bed.
Although illustrate and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and spirit, scope of the present utility model is by claims and equivalents thereof.
Claims (5)
1. a filler internal circulating membrane is separated anaerobic biological reactor, comprise carbon steel tank body (8), it is characterized in that: the intracavity bottom of described carbon steel tank body (8) is fixed with tube support (13), and tube support (13) is fixed with water distributor (1), the top of described water distributor (1) is provided with the first triphase separator (4), inert particle carrier (2) and granule sludge (10) is filled with between described water distributor (1) and the first triphase separator (4), the top of described first triphase separator (4) is provided with the second triphase separator (11), the inner chamber of described second triphase separator (11) is interspersed with mud return line (3), the bottom of described mud return line (3) extends to the intracavity bottom of carbon steel tank body (8), and the top of mud return line (3) is connected with the bottom of gas-liquid separator (6), described first triphase separator (4) and the second triphase separator (11) are all provided with effuser (5), the top of described effuser (5) is connected with the right side of gas-liquid separator (6), described gas-liquid separator (6) is positioned at the top of carbon steel tank body (8), the top of described second triphase separator (11) is provided with membrane support (12), described membrane support (12) is fixed with membrane separation apparatus (7), the left side of described membrane separation apparatus (7) is fixedly connected with the right side of rising pipe (9), and the left side of rising pipe (9) is positioned at the outer wall of carbon steel tank body (8), the upside of described carbon steel tank body (8) is fixed with gas-liquid separator (6).
2. a kind of filler internal circulating membrane according to claim 1 is separated anaerobic biological reactor, it is characterized in that: described gas-liquid separator (6) is in tower-like, and gas-liquid separator (6) is fixedly connected with by the top of buffering stand with carbon steel tank body (8).
3. a kind of filler internal circulating membrane according to claim 1 is separated anaerobic biological reactor, it is characterized in that: described membrane support (12) forms by being no less than four groups of rectangular array-likes arrangements of arm, and membrane support (12) is fixedly connected with the inwall of carbon steel tank body (8) by the mode of welding or be spirally connected.
4. a kind of filler internal circulating membrane according to claim 1 is separated anaerobic biological reactor, it is characterized in that: described carbon steel tank body (8) is also fixed with O-ring seal with the junction of rising pipe (9).
5. a kind of filler internal circulating membrane according to claim 1 is separated anaerobic biological reactor, it is characterized in that: described inert particle carrier (2) is surface is poroid spherule, and the particle diameter of inert particle carrier (2) is 3 to 5 millimeters.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108928916A (en) * | 2018-08-10 | 2018-12-04 | 苏州湛清环保科技有限公司 | The reactor of denitrification granular sludge |
| CN110606564A (en) * | 2019-10-24 | 2019-12-24 | 江西省科学院能源研究所 | Improved generation anaerobic membrane bioreactor |
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2015
- 2015-10-15 CN CN201520803083.8U patent/CN205087998U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108928916A (en) * | 2018-08-10 | 2018-12-04 | 苏州湛清环保科技有限公司 | The reactor of denitrification granular sludge |
| CN110606564A (en) * | 2019-10-24 | 2019-12-24 | 江西省科学院能源研究所 | Improved generation anaerobic membrane bioreactor |
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