CN1752034A - Boitrickling filter deodourization system of sewage chemical off odour and its deodour method - Google Patents
Boitrickling filter deodourization system of sewage chemical off odour and its deodour method Download PDFInfo
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- CN1752034A CN1752034A CNA2005100102472A CN200510010247A CN1752034A CN 1752034 A CN1752034 A CN 1752034A CN A2005100102472 A CNA2005100102472 A CN A2005100102472A CN 200510010247 A CN200510010247 A CN 200510010247A CN 1752034 A CN1752034 A CN 1752034A
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Abstract
A biologic deodoring system for sewage and chemical odor is composed of upper and lower reactors, sprinkling cylinder, the isolating layers at both ends of said both reactor, filler in both reactor, water circulator with two sprinklers, and gas inlet and exhaust unit. Its method includes such steps as culturing active sludge, preparing film, starting system and adding circulated liquid. Its advantages are high efficiency, no blocking and small size.
Description
Technical field:
The present invention relates to the biological treatment system and the method for sewage, chemical industry foul smell.
Background technology:
At present, the main method of improvement foul gas has physics method, chemical method and biological process three classes.Physical chemistry method deodorization control smelly aspect effect remarkable, and advantage such as the reaction times is short, and treatment capacity is big, but various, the complex process of the equipment that exists, secondary pollution regeneration difficulty, problem such as last handling process is complicated, energy consumption is big.Therefore, abroad just be devoted to handle repugnant substance with the method for bio-oxidation from the fifties.Biological process utilizes microbiological degradation to contain sordes matter, and required equipment is simple, energy consumption is low, management maintenance is convenient, becomes to administer a malodorous important development direction, has vast potential for future development.The bio-trickling filter deodorization of disposing of sewage is a kind of of biological process deodorizing technology, also is more advanced sewage, chemical industry foul smell treatment process at present, has simple structure, removes the efficient height, processing condition are easy to advantages such as control.This processing method China stays in the research trial stage at present, and in actual application, often because of device causes the water distribution inequality more greatly, microbial film is piled up and caused that the device filler stops up, and causes processing efficiency low, problems such as operational management difficulty.
Summary of the invention:
The present invention handles the water distribution inequality that the device volume of foul smell causes greatly for solving existing bio-trickling filter, microbial film is piled up and is caused that the device filler stops up, and the low problem of processing efficiency, provide a kind of sewage, chemical industry bad smell biological to drip filter deodorization system and deodour method thereof, the concrete technical scheme that addresses this problem is as follows:
System of the present invention is by bio-trickling deodorization reaction unit A, water circle device B, gas input and discharge equipment C, gas output device D forms, the lower end of bio-trickling deodorization reaction unit A links to each other with the upper end of gas input and discharge equipment C, the upper end of bio-trickling deodorization reaction unit A links to each other with the lower end of gas output device D, the upper end of water circle device B is connected with the inside of gas output device D, the middle part of water circle device B is connected with the middle part of bio-trickling deodorization reaction unit A, and the lower end of water circle device B is connected with the middle part of gas input and discharge equipment C.Bio-trickling deodorization reaction unit A includes reactor 1, following reactor 2, spray bucket 21, junction at last reactor 1 and gas output device D is provided with sealing coat 3-1, be provided with septum primum absciss layer 3-2 in last reactor 1 and the junction that sprays bucket 21, junction at spray bucket 21 and following reactor 2 is provided with septum secundum absciss layer 3-3, sealing coat 3-4 under the junction of input of reactor 2 and gas and discharge equipment C is provided with down, last reactor 1, put filler 5 respectively in the following reactor 2, the last spray thrower 14-1 of water circle device B is arranged in the bottom of gas trap 6 of gas output device D, and the top of the gas trap 6 of gas output device D is provided with the second venting hole 7-2.The following spray thrower 14-2 of water circle device B is arranged in the spray bucket 21 of bio-trickling deodorization reaction unit A.The U-shaped water shoot 8 of water circle device B is connected with the middle part of the tube wall 15-3 of gas input and discharge equipment C, and is connected with gas input and discharge equipment C, and the bottom of gas input and discharge equipment C is provided with evacuated tube 9.
The method of bio-trickling deodorization of the present invention comprises the following steps:
A, cultivate active sludge, mud is mixed with septic tank, water drain mixed solution cultivate, being cultured to VSS/SS is to be advisable more than 0.68;
B, will put into reactor 1 through the active sludge that steps A obtains, down reactor 2 soaks inoculation, and emptying every day, recharge behind the aeration in reactor 1, the following reactor 2, bubbling air and spray circulation fluid after four days, there is very thin one deck microbial film on fillers 5 surfaces, two week backs, and the biofilm phase is to finish in 18～22 days;
C, startup bio-trickling deodorization system, the H that keeps inlet pipe 10 to enter the mouth
2S concentration is 250～1700mg/m
3, promptly keep volumetric loading at 13～90g/m
3H, Control Circulation liquid spray flux is 10～60L/s, and gas flow is 100～400L/s, and gas residence time was controlled at 20～70 seconds, and pH is controlled between 2～7; Temperature is controlled between 15～300 ℃;
The cycle of D, interpolation circulation fluid is 9～15 days.
System architecture of the present invention is simple, volume is little, cost is low; Method odor removal efficient height of the present invention, technology are simple, are fit to middle-size and small-size Sewage Plant and handle foul smell and chemical industry high density foul smell, are easy to promotion and application.
Description of drawings:
Fig. 1 is the one-piece construction diagrammatic sketch of bio-trickling deodorization system, Fig. 2 is the structural representation of filler 5, Fig. 3 is the orthographic plan of sealing coat 3, Fig. 4 is the treatment effect figure of starting period hydrogen sulfide, Fig. 5 is the clearance figure of hydrogen sulfide under the different concns, Fig. 6 is the clearance figure of hydrogen sulfide under the different load, and Fig. 7 is H under the gas different flow
2The comparison diagram of S clearance, Fig. 8 are gas with various residence time lower production well 7-2 outlet H
2The gas concentration figure of S, Fig. 9 remove H down the gas with various residence time
2The design sketch of S, Figure 10 are H under the different liqs spray flux
2The effect contrast figure that S removes, Figure 11 are that H removes in system before and after adding heterotrophism, autotrophy deodorization bacterium
2The comparison diagram of S.
Embodiment:
Embodiment one: the deodoration system of present embodiment is by bio-trickling deodorization reaction unit A, water circle device B, gas input and discharge equipment C, gas output device D forms, the lower end of bio-trickling deodorization reaction unit A links to each other with the upper end of gas input and discharge equipment C, the upper end of bio-trickling deodorization reaction unit A links to each other with the lower end of gas output device D, the upper end of water circle device B is connected with the inside of gas output device D, the middle part of water circle device B is connected with the middle part of bio-trickling deodorization reaction unit A, and the lower end of water circle device B is connected with the middle part of gas input and discharge equipment C.Bio-trickling deodorization reaction unit A includes reactor 1, following reactor 2, spray bucket 21, junction at last reactor 1 and gas output device D is provided with sealing coat 3-1, be provided with septum primum absciss layer 3-2 in last reactor 1 and the junction that sprays bucket 21, junction at spray bucket 21 and following reactor 2 is provided with septum secundum absciss layer 3-3, sealing coat 3-4 under the junction of input of reactor 2 and gas and discharge equipment C is provided with down, last reactor 1, put filler 5 respectively in the following reactor 2, the last spray thrower 14-1 of water circle device B is arranged in the bottom of gas trap 6 of gas output device D, and the top of the gas trap 6 of gas output device D is provided with the second venting hole 7-2.The following spray thrower 14-2 of water circle device B is arranged in the spray bucket 21 of bio-trickling deodorization reaction unit A.The U-shaped water shoot 8 of water circle device B is connected with the middle part of the tube wall 15-3 of gas input and discharge equipment C, and is connected with gas input and discharge equipment C, and the bottom of gas input and discharge equipment C is provided with evacuated tube 9.
Embodiment two: the bio-trickling deodorization reaction unit A of present embodiment is by last reactor 1, following reactor 2, spray bucket 21, sealing coat 3, filler 5, tube wall 15-2, thief hole 16 are formed, last reactor 1 built-in filler 5, filler 5 is made the cross-stream structure by glass reinforced plastic, every length of a film 30～40mm, wide 10～15mm, thick 0.4～0.8mm, packing specific area are 225m
2/ m
3Filler 5 surface irregularity, easy to be filmed, specific surface area is big, can avoid short stream and obstruction, the floor height of filler 5 is 600～1200mm, the top of last reactor 1 is connected with the bottom of the tube wall 15-1 of gas trap 6, last reactor 1 has last sealing coat 3-1 with the junction center fixed of gas trap 6, be connected by spray bucket 21 between last reactor 1 and the following reactor 2, the bottom of last reactor 1 is connected with the top of the tube wall 15-2 of spray bucket 21, last reactor 1 has septum primum absciss layer 3-2 with the junction center fixed of spray bucket 21, the bottom of the tube wall 15-2 of spray bucket 21 is connected with the top of following reactor 2, spray bucket 21 has septum secundum absciss layer 3-3 with the junction center fixed of following reactor 2, the bottom of following reactor 2 is connected with the top of the tube wall 15-3 of gas input and blowdown system C, following reactor 2 has following sealing coat 3-4 with the junction center fixed of gas input and discharge equipment C, on the tube wall 15-4 of last reactor 1, thief hole 16-1 is installed, thief hole 16-2 down is installed on the tube wall 15-5 of following reactor 2.Other composition is identical with embodiment one with annexation.
Embodiment three: the water circle device B of present embodiment is by last spray thrower 14-1, following spray thrower 14-2, U-shaped water shoot 8, water tank 17, recycle pump 18, gate valve 19, under meter 20 is formed, on the tube wall 15-3 of gas input and blowdown system C, have the hole that is connected with an end of U-shaped water shoot 8, the other end of U-shaped water shoot 8 is connected with the input terminus of cyclic water tank 17, the output terminal of cyclic water tank 17 is connected with the input terminus of recycle pump 18, the output terminal of recycle pump 18 is connected with an end of gate valve 19, the other end of gate valve 19 is connected with the input terminus of under meter 20, the output terminal of under meter 20 is connected with an end of water pipe 13, the other end of water pipe 13 and last spray thrower 14-1, the inlet end of following spray thrower 14-2 connects.Other composition is identical with embodiment one, two with annexation.
Embodiment four: the gas input of present embodiment and discharge equipment C are by inlet pipe 10, the first venting hole 7-1, gas sampling mouth 11, evacuated tube 9 is formed, inlet pipe 10 1 ends are fixed on outside the tube wall 15-3 of gas input and discharge equipment C, the inlet pipe 10 that is in the tube wall 15-3 outside of gas input and discharge equipment C is provided with thief hole 11, the other end of inlet pipe 10 passes the water level top in the settling region 4 that tube wall 15-3 is fixed on gas input and discharge equipment C, the inlet pipe 10 of tube wall 15-3 inside is provided with the first venting hole 7-1, the cross section of the first venting hole 7-1 is cruciform, gas is evenly entered among the bio-trickling deodorization reaction unit A, and the bottom of the settling region 4 of gas input and discharge equipment C is equipped with evacuated tube 9.Other composition is identical with embodiment one, two, three with annexation.
Embodiment five: the gas output device D of present embodiment is made up of gas trap 6, the second venting hole 7-2, the second venting hole 7-2 is connected on the last top of gas trap 6, will discharge from the second venting hole 7-2 after descending reactor 2, going up the collection and confinement of gases after reactor 1 staticizes.Other composition is identical with embodiment one, two, three, four with annexation.
Embodiment six: the method for present embodiment comprises the following steps:
A, cultivate active sludge, mud is mixed with septic tank, water drain mixed solution cultivate, being cultured to VSS/SS is to be advisable more than 0.68;
B, will put into reactor 1 through the active sludge that steps A obtains, down reactor 2 soaks inoculation, and emptying every day, recharge behind the aeration in reactor 1, the following reactor 2, bubbling air and spray circulation fluid after four days, circulation fluid is by glucose 0.08～0.12g/L, peptone 0.5～1.0g/L, dipotassium hydrogen phosphate (K
2HPO
4) 0.55～0.65g/L, potassium primary phosphate (KH
2PO
4) 0.55～0.65g/L, magnesium chloride (MgCl
26H
2O) 0.08～0.12g/L, NH
4Cl 0.18-～0.22g/L, ferrous sulfate (FeSO
47H
2O) 0.015～0.03g/L, sal epsom (MgSO
45H
2O) 0.015-～0.03g/L, surplus are water (H
2O) (water outlet after water can be handled with Sewage Plant or chemical plant wastewater) composition.The circulation fluid for preparing is added in the cyclic water tank 17, by spraying on the filler 5 of water circulating pump 18 injection water pipes 13 on last spray thrower 14-1, following spray thrower 14-2 make progress reactor 1, spray bucket 21, following reactor 2 respectively, circulation fluid from up to down flows into settling region 4 through packing layer, entering cyclic water tank 17 by U-shaped water shoot 8 again circulates, two week back filler 5 surface growths go out very thin one deck microbial film, and the biofilm phase is to finish in 18～22 days;
C, startup bio-trickling deodorization system, native system cubic capacity 9.2L, useful volume 7.6L is as the H of inlet pipe 10 inlets
2S concentration 250～300mg/m
3, promptly keep volumetric loading at 13.16～15.79g/m
3In this low scope of h, the controlled liq spray flux is 10L/s, and gas flow is 400L/s, discharge from the first venting hole 7-1, in process of flowing upwards with following reactor 2, on filler 5 in the reactor 1 (filler 5 floor heights are 600mm, and filler 5 floor heights are according to H
2The concentration of S is adjusted) to go up established microbial film contact back and be cleaned, purified gas enters gas trap 6 and discharges via the second venting hole 7-2, and system starts first day to H
2It is minimum 80.14% that S has higher removal to reduce to after 97.22%, 4 day, rise gradually then, and again through after 4 days, the H of second venting hole 7-2 outlet
2The S gas concentration reaches 0, and clearance reaches 100% (as Fig. 4), tends to be steady later on.Inlet H when inlet pipe 10
2S concentration is 250-300mg/m
3The time, the residence time of gas is (as Fig. 8, Fig. 9) between 40～50 seconds, and pH is controlled between 2～7 that (pH is an important parameter handling foul smell such as ammonia, hydrogen sulfide, is to keep higher removal, when determining individual curing hydrogen sulfide foul smell, pH is controlled between 2～7; When removing ammonia, hydrogen sulfide foul smell, comparatively desirable between pH is controlled at 6～7), temperature is controlled at 15～30 ℃ scope, and (temperature is the important ecological factor that microorganism growth is grown, its understands the influence of physiology such as the growth of the individuality of microorganism, breeding, metabolism, biological process bigger) between, ideal to ammonia, hydrogen sulfide foul smell removal effect, clearance is 100% standard.Microbial film on the filler 5 in last reactor 1, the following reactor 2 enters settling region 4 through the circulation fluid that flushing part repeatedly comes off and part is not discharged from of circulation fluid, liquid level is controlled at certain altitude by U-shaped water shoot 8, when the part biological film that comes off through flushing is accumulated to certain quantity with the circulation fluid that partly is not discharged from, evacuated tube 9 is opened its discharge;
D, through dripping filter repeatedly, the concentration of circulation fluid COD reduces, and needs to add circulation fluid, the cycle is 9～15 days.
Embodiment seven: the difference of present embodiment and embodiment six is: the H of inlet pipe 10 inlets
2S concentration is from 252.0mg/m
3Bring up to 1655.0mg/m gradually
3, the stabilising liq spray flux is at 10L/s, constant gas flow 400L/s (as Fig. 7), and the volumetric loading that promptly improves reactor is to 87.1g/m
3H (floor height of going up filler 5 in reactor 1, the following reactor 2 is 1200mm), Fig. 5 is that clearance figure, Fig. 6 of hydrogen sulfide under the different concns is the clearance figure of hydrogen sulfide under the different load.Require the workshop maximum permissible concentration to be no more than 10.0mg/m according to GB
3, in the case, volumetric loading is controlled at 68.2g/m
3H (the H of inlet pipe 10 inlets
2S concentration 1295.0mg/m
3) below be advisable, export H this moment
2S concentration is 11.0mg/m
3, clearance is 99.2%.Other step in the manner is identical with embodiment six with parameter.
Embodiment eight: the difference of present embodiment and embodiment seven is: add autotrophy or heterotrophism deodorization bacterium in last reactor 1, following reactor 2, at the H of inlet pipe 10 inlets
2S concentration is 1550.0mg/m
3, gas flow 400L/s, circulation fluid spray flux 10L/s situation under, bring up to 99.42% from 92.90% of former clearance, improve clearance 8% (seeing Figure 11) nearly after adding autotrophy or heterotrophism deodorization bacterium.Other step and parameter in the manner are identical with embodiment six.
Claims (10)
1, sewage, the chemical industry bad smell biological drips filter deodorization system, it is by bio-trickling deodorization reaction unit (A), water circle device (B), gas input and discharge equipment (C), gas output device (D) is formed, the lower end of bio-trickling deodorization reaction unit (A) links to each other with the upper end of gas input and discharge equipment (C), the upper end of bio-trickling deodorization reaction unit (A) links to each other with the lower end of gas output device (D), the upper end of water circle device (B) is connected with the inside of gas output device (D), the middle part of water circle device (B) is connected with the middle part of bio-trickling deodorization reaction unit (A), the lower end of water circle device (B) is connected with the middle part of gas input and discharge equipment (C), it is characterized in that bio-trickling deodorization reaction unit (A) includes reactor (1), following reactor (2), spray bucket (21), junction at last reactor (1) and gas output device (D) is provided with sealing coat (3-1), be provided with septum primum absciss layer (3-2) in last reactor (1) and the junction that sprays bucket (21), junction at spray bucket (21) and following reactor (2) is provided with septum secundum absciss layer (3-3), sealing coat (3-4) under the junction of input of reactor (2) and gas and discharge equipment (C) is provided with down, last reactor (1), put filler (5) in the following reactor (2) respectively, the last spray thrower (14-1) of water circle device (B) is arranged in the bottom of gas trap (6) of gas output device (D), the top of the gas trap (6) of gas output device (D) is provided with second venting hole (7-2), the following spray thrower (14-2) of water circle device (B) is arranged in the spray bucket (21) of bio-trickling deodorization reaction unit (A), the U-shaped water shoot (8) of water circle device (B) is connected with the middle part of the tube wall (15-3) of gas input and discharge equipment (C), and be connected with gas input and discharge equipment (C), the bottom of gas input and discharge equipment (C) is provided with evacuated tube (9).
2, sewage according to claim 1, chemical industry bad smell biological drip filter deodorization system, it is characterized in that filler (5) makes the cross-stream structure by glass reinforced plastic.
3, sewage according to claim 1, the chemical industry bad smell biological drips filter deodorization system, it is characterized in that bio-trickling deodorization reaction unit (A) is by last reactor (1), following reactor (2), spray bucket (21), sealing coat (3), filler (5), thief hole (16) is formed, the top of last reactor (1) is connected with the bottom of the tube wall (15-1) of gas trap (6), last reactor (1) has last sealing coat (3-1) with the junction center fixed of gas trap (6), be connected by spray bucket (21) between last reactor (1) and the following reactor (2), the bottom of last reactor (1) is connected with the top of the tube wall (15-2) of spray bucket (21), last reactor (1) has septum primum absciss layer (3-2) with the junction center fixed of spray bucket (21), the bottom of the tube wall (15-2) of spray bucket (21) is connected with the top of following reactor (2), spray bucket (21) has septum secundum absciss layer (3-3) with the junction center fixed of following reactor (2), the bottom of following reactor (2) is connected with the top of the tube wall (15-3) of gas input and blowdown system (C), following reactor (2) has following sealing coat (3-4) with the junction center fixed of gas input and discharge equipment (C), on the tube wall (15-4) of last reactor (1), thief hole (16-1) is installed, thief hole (16-2) down is installed on the tube wall (15-5) of following reactor (2).
4, sewage according to claim 1, the chemical industry bad smell biological drips filter deodorization system, it is characterized in that water circle device (B) is by last spray thrower (14-1), following spray thrower (14-2), U-shaped water shoot (8), water tank (17), recycle pump (18), gate valve (19), under meter (20) is formed, on the tube wall (15-3) of gas input and blowdown system (C), have the hole that is connected with an end of U-shaped water shoot (8), the other end of U-shaped water shoot (8) is connected with the input terminus of cyclic water tank (17), the output terminal of cyclic water tank (17) is connected with the input terminus of recycle pump (18), the output terminal of recycle pump (18) is connected with an end of gate valve (19), the other end of gate valve (19) is connected with the input terminus of under meter (20), the output terminal of under meter (20) is connected with an end of water pipe (13), the other end of water pipe (13) and last spray thrower (14-1), the inlet end of following spray thrower (14-2) connects.
5, sewage according to claim 1, the chemical industry bad smell biological drips filter deodorization system, it is characterized in that gas input and discharge equipment (C) are by inlet pipe (10), first venting hole (7-1), gas sampling mouth (11), evacuated tube (9) is formed, inlet pipe (10) one ends are fixed on outside the tube wall (15-3) of gas input and discharge equipment (C), the outside inlet pipe (10) of tube wall (15-3) that is in gas input and discharge equipment (C) is provided with thief hole (11), the other end of inlet pipe (10) passes the interior water level top, settling region (4) that tube wall (15-3) is fixed on gas input and discharge equipment (C), the inner inlet pipe (10) of tube wall (15-3) is provided with first venting hole (7-1), the cross section of first venting hole (7-1) is cruciform, and the bottom of the settling region (4) of gas input and discharge equipment (C) is equipped with evacuated tube (9).
6, sewage according to claim 1, chemical industry bad smell biological drip filter deodorization system, it is characterized in that gas output device (D) is made up of gas trap (6), second venting hole (7-2), second venting hole (7-2) is connected on the top of gas trap (6).
7, sewage, chemical industry bad smell biological drip the method for filter deodorization, it is characterized in that this method comprises the following steps:
A, cultivate active sludge, mud is mixed with septic tank, water drain mixed solution cultivate, being cultured to VSS/SS is to be advisable more than 0.68;
B, will put into reactor (1) through the active sludge that steps A obtains, down reactor (2) soaks and inoculates, and emptying every day, recharge behind the aeration in reactor (1), the following reactor (2), bubbling air and spray circulation fluid after four days, there is very thin one deck microbial film on filler (5) surfaces, two week backs, and the biofilm phase is to finish in 18～22 days:
C, startup bio-trickling deodorization system, the H that keeps inlet pipe (10) to enter the mouth
2S concentration is 250～1700mg/m
3, promptly keep volumetric loading at 13～90g/m
3H, Control Circulation liquid spray flux is 10～60L/s, and gas flow is 100～400L/s, and gas residence time was controlled at 20～70 seconds, and pH is controlled between 2～7; Temperature is controlled between 15～30 ℃;
The cycle of D, interpolation circulation fluid is 9～15 days.
8, sewage, chemical industry bad smell biological according to claim 7 drip the method for filtering deodorization, it is characterized in that it also is included in reactor (1), adds autotrophy or heterotrophism deodorization bacterium in the reactor (2) down.
9, sewage according to claim 7, chemical industry bad smell biological drip the method for filter deodorization, and the floor height that it is characterized in that filler (5) is 600～1200mm.
10, sewage according to claim 7, chemical industry bad smell biological drip the method for filter deodorization, it is characterized in that circulation fluid is by glucose 0.08-0.12g/L, peptone 0.5-1.0g/L, dipotassium hydrogen phosphate 0.55-0.65g/L, potassium primary phosphate 0.55-0.65g/L, magnesium chloride 0.08-0.12g/L, NH
4Cl 0.18-0.22g/L, ferrous sulfate 0.015-0.03g/L, sal epsom 0.015-0.03g/L, surplus are that water is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100102472A CN1332893C (en) | 2005-08-05 | 2005-08-05 | Boitrickling filter deodourization system of sewage chemical off odour and its deodour method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100102472A CN1332893C (en) | 2005-08-05 | 2005-08-05 | Boitrickling filter deodourization system of sewage chemical off odour and its deodour method |
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| Publication Number | Publication Date |
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| CN1752034A true CN1752034A (en) | 2006-03-29 |
| CN1332893C CN1332893C (en) | 2007-08-22 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100484611C (en) * | 2007-06-01 | 2009-05-06 | 哈尔滨工业大学 | Biologically deodorizing method |
| WO2009082237A1 (en) * | 2007-12-21 | 2009-07-02 | Waterment As | Apparatus and method for purification of waste water |
| EP2719669A1 (en) | 2012-10-10 | 2014-04-16 | Nanjing University | Coupling bioreactor and method for purifying malodorous gases and wastewater |
| CN103962000A (en) * | 2013-11-25 | 2014-08-06 | 段国秀 | Biological treatment system for waste gas |
| CN105819574A (en) * | 2016-05-11 | 2016-08-03 | 上海泓济环保工程有限公司 | Biochemical device for integrally treating exhaust gas and sewage and treatment method thereof |
| CN108404619A (en) * | 2018-03-09 | 2018-08-17 | 北京工业大学 | Except sulfide hydrogen and volatile organic matter mixed gas two-stage reactor tandem process |
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| JP2001293328A (en) * | 2000-04-14 | 2001-10-23 | Ebara Corp | Biological treatment method of waste gas containing isopropyl alcohol |
| CN1162351C (en) * | 2000-10-25 | 2004-08-18 | 大连理工大学 | Process for treating sewage by alternative bioadsorption-biorgeneration trickling filter tower |
| DE10110519B4 (en) * | 2001-03-05 | 2004-03-11 | Anton Hartmann | biofilter |
| CN1275680C (en) * | 2003-12-29 | 2006-09-20 | 刘永定 | Biological deodorizing device |
| CN1329314C (en) * | 2004-02-05 | 2007-08-01 | 哈尔滨工业大学 | Multipurpose bio-trickling filter deordorization device |
| CN2695090Y (en) * | 2004-03-16 | 2005-04-27 | 国中爱华（天津）市政环境工程有限公司 | Biological drip filtering tower waste gas puritying and deodour equipment |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100484611C (en) * | 2007-06-01 | 2009-05-06 | 哈尔滨工业大学 | Biologically deodorizing method |
| WO2009082237A1 (en) * | 2007-12-21 | 2009-07-02 | Waterment As | Apparatus and method for purification of waste water |
| EP2719669A1 (en) | 2012-10-10 | 2014-04-16 | Nanjing University | Coupling bioreactor and method for purifying malodorous gases and wastewater |
| CN103962000A (en) * | 2013-11-25 | 2014-08-06 | 段国秀 | Biological treatment system for waste gas |
| CN105819574A (en) * | 2016-05-11 | 2016-08-03 | 上海泓济环保工程有限公司 | Biochemical device for integrally treating exhaust gas and sewage and treatment method thereof |
| CN105819574B (en) * | 2016-05-11 | 2018-08-24 | 上海泓济环保科技股份有限公司 | The biochemical equipment and its processing method of integrated processing exhaust gas and sewage |
| CN108404619A (en) * | 2018-03-09 | 2018-08-17 | 北京工业大学 | Except sulfide hydrogen and volatile organic matter mixed gas two-stage reactor tandem process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1332893C (en) | 2007-08-22 |
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