CN202823128U - Hydrogen sulfide removing device with filter - Google Patents
Hydrogen sulfide removing device with filter Download PDFInfo
- Publication number
- CN202823128U CN202823128U CN2012200478005U CN201220047800U CN202823128U CN 202823128 U CN202823128 U CN 202823128U CN 2012200478005 U CN2012200478005 U CN 2012200478005U CN 201220047800 U CN201220047800 U CN 201220047800U CN 202823128 U CN202823128 U CN 202823128U
- Authority
- CN
- China
- Prior art keywords
- bioreactor
- filter
- hydrogen sulfide
- stripping device
- desulfurizing tower
- 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
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 229910000037 hydrogen sulfide Inorganic materials 0.000 title claims abstract description 48
- 239000007788 liquid Substances 0.000 claims abstract description 66
- 238000010521 absorption reaction Methods 0.000 claims abstract description 30
- 239000007789 gas Substances 0.000 claims abstract description 28
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 26
- 230000003009 desulfurizing effect Effects 0.000 claims description 36
- 239000000945 filler Substances 0.000 claims description 27
- 239000005864 Sulphur Substances 0.000 claims description 17
- 239000000843 powder Substances 0.000 claims description 15
- 239000012530 fluid Substances 0.000 claims description 9
- 239000007921 spray Substances 0.000 claims description 9
- 241000894006 Bacteria Species 0.000 claims description 8
- 235000015097 nutrients Nutrition 0.000 claims description 8
- 241000605222 Acidithiobacillus ferrooxidans Species 0.000 claims description 7
- 238000005273 aeration Methods 0.000 claims description 6
- 239000000499 gel Substances 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 241000193830 Bacillus <bacterium> Species 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 4
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 claims description 3
- 229920001817 Agar Polymers 0.000 claims description 3
- 229910000990 Ni alloy Inorganic materials 0.000 claims description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000008272 agar Substances 0.000 claims description 3
- 125000002723 alicyclic group Chemical group 0.000 claims description 3
- 239000000648 calcium alginate Substances 0.000 claims description 3
- 235000010410 calcium alginate Nutrition 0.000 claims description 3
- 229960002681 calcium alginate Drugs 0.000 claims description 3
- OKHHGHGGPDJQHR-YMOPUZKJSA-L calcium;(2s,3s,4s,5s,6r)-6-[(2r,3s,4r,5s,6r)-2-carboxy-6-[(2r,3s,4r,5s,6r)-2-carboxylato-4,5,6-trihydroxyoxan-3-yl]oxy-4,5-dihydroxyoxan-3-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylate Chemical compound [Ca+2].O[C@@H]1[C@H](O)[C@H](O)O[C@@H](C([O-])=O)[C@H]1O[C@H]1[C@@H](O)[C@@H](O)[C@H](O[C@H]2[C@H]([C@@H](O)[C@H](O)[C@H](O2)C([O-])=O)O)[C@H](C(O)=O)O1 OKHHGHGGPDJQHR-YMOPUZKJSA-L 0.000 claims description 3
- 239000001913 cellulose Substances 0.000 claims description 3
- 229920002678 cellulose Polymers 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 3
- 229940126027 positive allosteric modulator Drugs 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 239000000661 sodium alginate Substances 0.000 claims description 3
- 235000010413 sodium alginate Nutrition 0.000 claims description 3
- 229940005550 sodium alginate Drugs 0.000 claims description 3
- LFORPQYIKMHOCK-UHFFFAOYSA-M sodium;3-methylbutyl sulfate Chemical compound [Na+].CC(C)CCOS([O-])(=O)=O LFORPQYIKMHOCK-UHFFFAOYSA-M 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 8
- 239000011593 sulfur Substances 0.000 abstract description 8
- 229910052717 sulfur Inorganic materials 0.000 abstract description 8
- 239000002440 industrial waste Substances 0.000 abstract description 4
- 229910052935 jarosite Inorganic materials 0.000 abstract description 4
- 239000003345 natural gas Substances 0.000 abstract description 4
- 239000002244 precipitate Substances 0.000 abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 16
- 238000000034 method Methods 0.000 description 11
- 238000006477 desulfuration reaction Methods 0.000 description 9
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 244000005700 microbiome Species 0.000 description 5
- 238000001556 precipitation Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 4
- -1 biogas Substances 0.000 description 3
- 230000023556 desulfurization Effects 0.000 description 3
- 230000008929 regeneration Effects 0.000 description 3
- 238000011069 regeneration method Methods 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000266272 Acidithiobacillus Species 0.000 description 1
- 241001147780 Alicyclobacillus Species 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 241000589921 Leptospirillum ferrooxidans Species 0.000 description 1
- 241001467578 Microbacterium Species 0.000 description 1
- 102000004316 Oxidoreductases Human genes 0.000 description 1
- 108090000854 Oxidoreductases Proteins 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 241000605118 Thiobacillus Species 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000003124 biologic agent Substances 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000001963 growth medium Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 230000002906 microbiologic effect Effects 0.000 description 1
- 238000009629 microbiological culture Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 150000003463 sulfur Chemical class 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Landscapes
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The utility model relates to a hydrogen sulfide removing device with a filter. The hydrogen sulfide removing device comprises a desulphurization tower and a bioreactor; according to the desulphurization tower and the bioreactor, a ferroalumen filter and a powdered sulfur filter are arranged at the positions of liquid inlets of liquid revolving pumps, jarosite precipitates in a regenerated liquid are removed through the ferroalumen filter when the regenerated liquid flows out of the bioreactor, powdered sulfur precipitates in an absorption liquid are removed through the powdered sulfur filter when the absorption liquid flows out of the desulphurization tower, and then circulation reaction is performed. The hydrogen sulfide removing device with the filter has the advantages of being simple in structure, low in costs, easy to operate, high in desulphurization efficiency, stable in operating and suitable for removing hydrogen sulfide in gases of biogases, natural gases, industrial waste gases and the like.
Description
Technical field
The utility model relates to a kind of hydrogen sulfide stripping device, and the desulfurization that is applicable to contain the gases such as biogas, industrial waste gas, natural gas of hydrogen sulfide gas is processed, and belongs to the environmental protecting device field.
Background technology
In biogas, natural gas, industrial waste gas, waste water, contain the hydrogen sulfide gas that has in a large number rotten-egg odour, if the hydrogen sulfide in these gases is not processed, not only can affect the commercial Application of these gases, and huge to ecological environment harm, and the serious threat resident's is healthy.
At present, using more strategy is that wet method removes hydrogen sulfide, although this sulfur method can obtain preferably desulfurized effect, has the defectives such as equipment investment volume and operating cost are higher, the desulfurizing agent Sulfur capacity is little, equipment is perishable.
Another kind of method commonly used is normal-temperature continuous regenerating oxidation iron processes, but there is the desulfurizer regeneration ability in this method, easily produces secondary pollution problems.
In recent years, biological desulfurizing technology has become the new focus of hydrogen sulfide stripping technical development.Biological desulfurizing technology receives much attention owing to advantages such as having reaction condition gentleness, difficult generation secondary pollution.Microbial-desulfurization device has been used in some biogas engineerings, and has obtained good effect, but the structural design of this device is not perfect, has brought inconvenience for routine use and maintenance.
Chinese patent literature CN2710731 discloses a kind of " biological catalystic-oxidation equipment for removing sulphur ".Its main equipment is comprised of two parts, comprises bio-packing apparatus and regeneration activating device.Chinese patent literature CN201324600Y discloses a kind of " micro-biological circulating coal-fired flue gas desulfurization equipment ".It is a kind of bio-desulfurization device that has comprised air accumulator, cooler, gas flowmeter, air pump, packed tower, circulating water chennel, water pump, flowmeter.The sulfur removal technology of above-mentioned two kinds of desulfurizers all is (shown in the reaction equation 1) that relies on iron-oxidizing bacterium self metabolism to be moved, and Fe in the solution
3+Meeting and cationoid reaction generate precipitation as jarosite (shown in reaction equation 2).
2Fe
3++H
2S→2Fe
2++S↓+2H
+(3)
When having excessive precipitation as jarosite to occur in the solution, not only can affect the activity of iron-oxidizing bacterium, but also can stop up circulating pump and pipeline, so that desulfurizer can't normally move on the one hand.In MODEL OF CHEMICAL ABSORPTION PROCESS, Fe
3+Ion reacts with hydrogen sulfide, generates sulphur simple substance (shown in reaction equation 3), and these sulphur simple substance can affect the normal operation of desulfurizer equally.Generally adopt at present the sedimentation basin sedimentation except desulfuration simple substance, but this processing mode exists area occupied large, effect of settling is poor, the high cost problem.
Above-mentioned two kinds of desulfurizers all are to adopt free microorganism to carry out sulfur removal technology on the other hand, and unresolved excessive concentrations hydrogen sulfide is to the murder by poisoning problem of microorganism.
The utility model content
For the defective of prior art, the purpose of this utility model provides a kind of simple, convenient and practical desulfurizer.
A kind of hydrogen sulfide stripping device with filter comprises desulfurizing tower 1 and bioreactor 2, and desulfurizing tower 1 is provided with air inlet 3 and gas outlet 4, desulfurizing tower 1 interior placement filler 5, and filler 5 tops are provided with spray head 7; Biological fixation filler 22 is housed in the bioreactor 2, is fixed with iron-oxidizing bacterium on the biological fixation filler 22; Desulfurizing tower 1 is connected with absorption liquid running pump 25 by absorption liquid feed tube 6, and absorption liquid running pump 25 is connected on the bioreactor 2 through fluid flowmeter 14 and absorption liquid drain pipe 16; Bioreactor 2 is connected with regenerated liquid running pump 15 by regenerated liquid feed tube 8, and regenerated liquid running pump 15 is connected on the spray head 7 on desulfurizing tower 1 top through fluid flowmeter 14 and regenerated liquid drain pipe 11; Air pump 20 is connected with bioreactor 2 bottom aeration tubes 23 by pipeline through gas flowmeter 17, wherein, regenerated liquid running pump 15 inlet places are provided with autunezite filter 12, siderotil Filter valve 13 is installed on the autunezite filter 12, absorption liquid running pump 25 inlet places are provided with sulphur powder filter 9, and sulphur powder Filter valve 10 is installed on the sulphur powder filter 9.
A kind of hydrogen sulfide stripping device with filter, wherein bioreactor 2 air inlets are provided with gas heater 21.
A kind of hydrogen sulfide stripping device with filter, wherein pH regulating reservoir 18 is connected pond 19 and is connected with bioreactor 2 by liquor pump 26 with nutrient solution.
A kind of hydrogen sulfide stripping device with filter, wherein the biological fixation fillers 22 in the bioreactor 2 are agar or SN-263, calcium alginate, sodium alginate, PAM gel, polyvinyl alcohol gel, cellulose, silica gel, nickel alloy fiber etc.
A kind of hydrogen sulfide stripping device with filter, wherein on the bioreactor 2 interior biological fixation fillers 22 iron-oxidizing bacterium be that ferricoxidans, thiobacillus ferrooxidans belong to, in the alicyclic acid bacillus one or more.
A kind of hydrogen sulfide stripping device with filter, wherein bioreactor 2 interior temperature are 30 ± 5 ℃.
A kind of hydrogen sulfide stripping device with filter, wherein bioreactor 2 interior regenerated liquid pH are 2.0 ± 0.5.
A kind of hydrogen sulfide stripping device with filter, its middle distance desulfurizing tower 1 and 1/4 place, bioreactor 2 tops, 1/4 place, bottom is equipped with sieve plate 24.
A kind of hydrogen sulfide stripping device with filter, wherein desulfurizing tower 1 interior filler 5 is three Y rings or Raschig ring, cross diaphragm rings, Pall ring, rectangular saddle ring, iso-saddle ring, conjugate ring, flat ring etc.
The utility model is a kind of hydrogen sulfide stripping device that jointly is comprised of bioreactor and desulfurizing tower, wherein, bioreactor belongs to (Acidithiobacillus), (Acidithiobacillus ferrooxidans), alicyclic acid bacillus (Alicyclobacillus) etc. and iron ion compound system for basic take immobilization ferricoxidans (Leptospirillum ferrooxidans), thiobacillus ferrooxidans; Desulfurizing tower is with Fe
3+The system of absorbing hydrogen sulphide is the basis.This desulfurizer filler cost is low, reaching efficient desulfurized effect and need not simultaneously catalyst and the chemical reagent of consumes expensive.
By the pipeline between the feed tube of bioreactor and desulfurizing tower and running pump liquid filter is installed, and is regularly adopted liquid shower mode to come precipitation on the discharge filter, can guarantee the operation that desulfurizer is stable.
The utility model by microbial immobilized method, has solved the toxicity problem of excessive concentrations sulfide to free microorganism in bioreactor.
The gas heater that install at bioreactor air inlet place so that the internal temperature of bioreactor can keep is stable, is kept growth of microorganism.
Sieve plate all is set two ends up and down at bioreactor and desulfurizing tower, so that filler can be fixed in the desulfurizer, can shift the stable operation of assurance device along with the operation of device.
The utility model service condition is normal temperature and normal pressure, and need not expensive catalyst and chemical reagent and just can reach efficient desulfuration efficiency.When hydrogen sulfide content was 500~10000ppm, desulfuration efficiency can reach more than 98%, can in time reclaim elemental sulfur and autunezite simultaneously, provided fit closely solution for removing the hydrogen sulfide problem.
This shows, the utility model has solved existing desulfurizer and has had many technological deficiencies, and have simple structure, with low cost, easy operating, desulfuration efficiency advantages of higher, hydrogen sulfide removes in the gases such as suitable biogas, natural gas, industrial waste gas.
Description of drawings
Fig. 1 is the utility model planar structure schematic diagram.
Among the figure: 1 desulfurizing tower, 2 bioreactors, 3 air inlets, 4 gas outlets, 5 fillers, 6 absorption liquid feed tubes, 7 spray heads, 8 regenerated liquid feed tubes, 9 sulphur powder filters, 10 sulphur powder Filter valves, 11 regenerated liquid drain pipes, 12 autunezite filters, 13 siderotil Filter valves, 14 fluid flowmeters, 15 regenerated liquids running pump, 16 absorption liquid drain pipes, 17 gas flowmeters, the 18pH regulating reservoir, 19 nutrient solutions add the pond, 20 air pumps, 21 gas heaters, 22 biological fixation fillers, 23 aeration tubes, 24 sieve plates, 25 absorption liquids running pump, 26 liquor pumps.
The specific embodiment
The sulfur removal technology of indication refers in the utility model: in bioreactor by biological mode with Fe
2+Be oxidized to Fe
3+, in desulfurizing tower, utilize Fe
3+With H
2The reaction of S is hydrogen sulfide stripping, product Fe
2+Again utilized by bioreactor, reach the circulation desulfurization purpose.
The biological mode that adopts in following examples is: that utilizes that the thiobacillus ferrooxidans belongs to has a liking for the ferrous Thiobacillus of acid oxidase (Acidithiobacillus ferrooxidans) with Fe
2+Be oxidized to Fe by biological agent
3+
Embodiment 1
A kind of hydrogen sulfide stripping device with filter comprises desulfurizing tower 1 and bioreactor 2, and desulfurizing tower 1 is provided with air inlet 3 and gas outlet 4, desulfurizing tower 1 interior placement filler 5, and filler 5 tops are provided with spray head 7; Biological fixation filler 22 is housed in the bioreactor 2, is fixed with iron-oxidizing bacterium on the biological fixation filler 22; Desulfurizing tower 1 is connected with absorption liquid running pump 25 by absorption liquid feed tube 6, and absorption liquid running pump 25 is connected on the bioreactor 2 through fluid flowmeter 14 and absorption liquid drain pipe 16; Bioreactor 2 is connected with regenerated liquid running pump 15 by regenerated liquid feed tube 8, and regenerated liquid running pump 15 is connected on the spray head 7 on desulfurizing tower 1 top through fluid flowmeter 14 and regenerated liquid drain pipe 11; Air pump 20 is connected with bioreactor 2 bottom aeration tubes 23 by pipeline through gas flowmeter 17, wherein, regenerated liquid running pump 15 inlet places are provided with autunezite filter 12, siderotil Filter valve 13 is installed on the autunezite filter 12, absorption liquid running pump 25 inlet places are provided with sulphur powder filter 9, and sulphur powder Filter valve 10 is installed on the sulphur powder filter 9.
A kind of hydrogen sulfide stripping device with filter of the utility model, wherein bioreactor 2 air inlets are provided with gas heater 21.
A kind of hydrogen sulfide stripping device with filter of the utility model, wherein pH regulating reservoir 18 is connected pond 19 and is connected with bioreactor 2 by liquor pump 26 with nutrient solution.
A kind of hydrogen sulfide stripping device with filter of the utility model, wherein the biological fixation fillers 22 in the bioreactor 2 are agar or SN-263, calcium alginate, sodium alginate, PAM gel, polyvinyl alcohol gel, cellulose, silica gel, nickel alloy fiber etc.
A kind of hydrogen sulfide stripping device with filter of the utility model, wherein iron-oxidizing bacterium is ferricoxidans, has a liking in the Bacillus one or more of sour Microbacterium, sulfuration on the bioreactor 2 interior biological fixation fillers 22.
A kind of hydrogen sulfide stripping device with filter of the utility model, wherein bioreactor 2 interior temperature are 30 ± 5 ℃.
A kind of hydrogen sulfide stripping device with filter of the utility model, wherein bioreactor 2 interior regenerated liquid pH are 2.0 ± 0.5.
A kind of hydrogen sulfide stripping device with filter of the utility model, its middle distance desulfurizing tower 1 and 1/4 place, bioreactor 2 tops, 1/4 place, bottom is equipped with sieve plate 24.
A kind of hydrogen sulfide stripping device with filter of the utility model, wherein desulfurizing tower 1 interior filler 5 is three Y rings or Raschig ring, cross diaphragm rings, Pall ring, rectangular saddle ring, iso-saddle ring, conjugate ring, flat ring etc.
Embodiment 2
The utility model operation principle:
2Fe
3++ H
2S → 2Fe
2++ S ↓+2H
+(desulfurizing tower)
Hydrogen sulfide gas is entered in the desulfurizing tower 1 by air inlet 3, when passing through filler 5 and microbial culture medium (the 9K nutrient solution basic composition is (NH
4)
2SO
4, K
2HPO
4, MgSO
47H
2O, KCl, Ca (NO
3)
2, FeSO
47H
2O) Fe in
3+Reaction forms elemental sulfur and Fe
2+, in order to narrate conveniently, the nutrient solution in this moment desulfurizing tower 1 is called absorption liquid.Start absorption liquid running pump 25, the liquid that has absorbed hydrogen sulfide in the desulfurizing tower 1 is turned round pump 25 process Pipeline transports in bioreactor 2 by absorption liquid, bioreactor 2 utilizes immobilized Thiobacillus ferrooxidans in the filler 22 to finish the regeneration of absorption liquid, is about to the Fe in the absorption liquid
2+Be oxidized to Fe
3+, be called regenerated liquid with the nutrient solution in the bioreactor 2 this moment; Start regenerated liquid running pump 15, regenerated liquid running pump 15 is transported to regenerated liquid in the spray head 7 on desulfurizing tower 1 top by pipeline, and spray head 7 is sprayed to regenerated liquid in the desulfurizing tower 1, absorbing hydrogen sulphide gas.
Regenerated liquid enters that regenerated liquid running pump 15 is front removes the precipitation as jarosite that contains in the regenerated liquid through autunezite filters 12, and absorption liquid enters that absorption liquid running pump 25 is front removes the sulphur powder that contains in the absorption liquid through over cure powder filter 9.Autunezite filter 12 is provided with siderotil Filter valve 13, and sulphur powder filter 9 is provided with sulphur powder Filter valve 10, regularly by the valve of opening on the filter precipitation of adsorbing on the filter is washed discharge.
More than by the mode of exemplary embodiment the utility model is carried out exemplary explanation, but the utility model is not limited to this.Be construed as, in the situation that does not depart from design of the present utility model and operation principle, the equipment among the above embodiment, material, install and use and to replace by other replacements or equivalent processes that those skilled in the art know.
Claims (9)
1. hydrogen sulfide stripping device with filter, comprise desulfurizing tower (1) and bioreactor (2), desulfurizing tower (1) is provided with air inlet (3) and gas outlet (4), place filler (5) in the desulfurizing tower (1), filler (5) top is provided with spray head (7); Biological fixation filler (22) is housed in the bioreactor (2), and the biological fixation filler is fixed with iron-oxidizing bacterium on (22); Desulfurizing tower (1) is connected with absorption liquid running pump (25) by absorption liquid feed tube (6), and absorption liquid running pump (25) is connected on the bioreactor (2) through fluid flowmeter (14) and absorption liquid drain pipe (16); Bioreactor (2) is connected with regenerated liquid running pump (15) by regenerated liquid feed tube (8), and regenerated liquid running pump (15) is connected on the spray head (7) on desulfurizing tower (1) top through fluid flowmeter (14) and regenerated liquid drain pipe (11); Air pump (20) is connected with bioreactor (2) bottom aeration tube (23) by pipeline through gas flowmeter (17), it is characterized in that, regenerated liquid running pump (15) inlet place is provided with autunezite filter (12), siderotil Filter valve (13) is installed on the autunezite filter (12), absorption liquid running pump (25) inlet place is provided with sulphur powder filter (9), and sulphur powder Filter valve (10) is installed on the sulphur powder filter (9).
2. the hydrogen sulfide stripping device with filter according to claim 1 is characterized in that, bioreactor (2) air inlet is provided with gas heater (21).
3. the hydrogen sulfide stripping device with filter according to claim 1 is characterized in that, pH regulating reservoir (18) is connected pond (19) and is connected with bioreactor (2) by liquor pump (26) with nutrient solution.
4. the hydrogen sulfide stripping device with filter according to claim 1, it is characterized in that the biological fixation filler (22) in the bioreactor (2) is agar or SN-263, calcium alginate, sodium alginate, PAM gel, polyvinyl alcohol gel, cellulose, silica gel, nickel alloy fiber etc.
5. the hydrogen sulfide stripping device with filter according to claim 1, it is characterized in that the upper iron-oxidizing bacterium of the interior biological fixation filler of bioreactor (2) (22) is one or more in ferricoxidans, thiobacillus ferrooxidans's genus, the alicyclic acid bacillus.
6. the hydrogen sulfide stripping device with filter according to claim 1 is characterized in that, the interior temperature of bioreactor (2) is 30 ± 5 ℃.
7. the hydrogen sulfide stripping device with filter according to claim 1 is characterized in that, the pH of the interior regenerated liquid of bioreactor (2) is 2.0 ± 0.5.
8. the hydrogen sulfide stripping device with filter according to claim 1 is characterized in that, apart from desulfurizing tower (1) and 1/4 place, bioreactor (2) top, 1/4 place, bottom is equipped with sieve plate (24).
9. the hydrogen sulfide stripping device with filter according to claim 1 is characterized in that, the interior filler of desulfurizing tower (1) (5) is three Y rings or Raschig ring, cross diaphragm rings, Pall ring, rectangular saddle ring, iso-saddle ring, conjugate ring, flat ring etc.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012200478005U CN202823128U (en) | 2012-02-14 | 2012-02-14 | Hydrogen sulfide removing device with filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012200478005U CN202823128U (en) | 2012-02-14 | 2012-02-14 | Hydrogen sulfide removing device with filter |
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ID=47934929
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107185393A (en) * | 2017-06-26 | 2017-09-22 | 佛山瀚兽环境科技服务有限公司 | Industrial VOC processing systems |
-
2012
- 2012-02-14 CN CN2012200478005U patent/CN202823128U/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107185393A (en) * | 2017-06-26 | 2017-09-22 | 佛山瀚兽环境科技服务有限公司 | Industrial VOC processing systems |
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