CN106824209A - The method that porous material processes hydrogen sulfide contamination gas is prepared using mixing sludge - Google Patents
The method that porous material processes hydrogen sulfide contamination gas is prepared using mixing sludge Download PDFInfo
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- CN106824209A CN106824209A CN201611103412.3A CN201611103412A CN106824209A CN 106824209 A CN106824209 A CN 106824209A CN 201611103412 A CN201611103412 A CN 201611103412A CN 106824209 A CN106824209 A CN 106824209A
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- hydrogen sulfide
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- porous material
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- 239000007789 gas Substances 0.000 title claims abstract description 49
- 239000010802 sludge Substances 0.000 title claims abstract description 48
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 229910000037 hydrogen sulfide Inorganic materials 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 31
- 239000011148 porous material Substances 0.000 title claims abstract description 25
- 238000011109 contamination Methods 0.000 title claims abstract description 12
- 230000008569 process Effects 0.000 title claims abstract description 10
- 238000006243 chemical reaction Methods 0.000 claims abstract description 38
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000009713 electroplating Methods 0.000 claims abstract description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000002245 particle Substances 0.000 claims abstract description 8
- 239000005864 Sulphur Substances 0.000 claims abstract description 7
- 238000006555 catalytic reaction Methods 0.000 claims abstract description 7
- 230000003647 oxidation Effects 0.000 claims abstract description 6
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 6
- 238000000197 pyrolysis Methods 0.000 claims abstract description 6
- 239000000126 substance Substances 0.000 claims abstract description 6
- 239000012299 nitrogen atmosphere Substances 0.000 claims abstract description 4
- 238000000926 separation method Methods 0.000 claims abstract description 4
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 4
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 3
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- 239000012298 atmosphere Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000006477 desulfuration reaction Methods 0.000 claims description 2
- 230000023556 desulfurization Effects 0.000 claims description 2
- 239000012895 dilution Substances 0.000 claims description 2
- 238000010790 dilution Methods 0.000 claims description 2
- 239000000945 filler Substances 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 abstract 1
- 239000011575 calcium Substances 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 101710138657 Neurotoxin Proteins 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 239000002075 main ingredient Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- -1 metallurgy Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 238000002703 mutagenesis Methods 0.000 description 1
- 231100000350 mutagenesis Toxicity 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002581 neurotoxin Substances 0.000 description 1
- 231100000618 neurotoxin Toxicity 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/80—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with zinc, cadmium or mercury
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8603—Removing sulfur compounds
- B01D53/8612—Hydrogen sulfide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/64—Pore diameter
- B01J35/647—2-50 nm
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treating Waste Gases (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The method that porous material processes hydrogen sulfide contamination gas, its step are prepared the invention discloses a kind of utilization mixing sludge：(1) ratio by domestic sludge and electroplating sludge in mass ratio is well mixed, and obtains mixing sludge particle；(2) mixing sludge particle loading silica crucible is put into pyrolysis oven, in N2Atmosphere in carry out pyrolytic reaction, the porous material after being pyrolyzed；(3) porous material is fitted into reaction tube, being passed through hydrogen sulfide gas to reaction tube carries out desulphurization reaction, make hydrogen sulfide by selective catalysis oxidation be elemental sulfur, tail gas after testing after qualified discharge；(5) heats liquefied separation is carried out to the sulphur simple substance in reaction tube, elemental sulfur is reclaimed.The method can not only resource utilization of sludge, reduce desulfurizing agent preparation cost, moreover it is possible to efficient process hydrogen sulfide contamination gas, and sulphur simple substance can be reclaimed, realize qualified discharge.
Description
Technical field
The present invention relates to one kind porous material treatment hydrogen sulfide is prepared using mixing sludge（H2S）The method of dusty gas,
Category danger wastes recycling and the environmental protection technical field of dusty gas preventing and treating.
Technical background
Hydrogen sulfide（H2S）It is one kind of foul gas, from the row such as petroleum industry, natural gas, metallurgy, garbage disposal
Industry.Its presence can cause the corrosion of production equipment and the poisoning of catalyst, and industrial production is adversely affected, while it
Or a kind of strong neurotoxin, can damage, or even jeopardize life to the eyes of human body, respiratory system and nervous centralis
Life.Therefore exist《Emission standard for odor pollutants》（GB14554 -1993）With《Design of Industrial Enterprises sanitary standard》(TJ36 mono-
1979) content in all to hydrogen sulfide has strict regulation.At present by absorption and the original of catalysis oxidation more than removing hydrogen sulfide
Reason, it is larger to there is doctor solution consumption, and the problems such as costly, therefore it is treatment to find a kind of reaction of economical and efficient, catalyst
The effective way of hydrogen sulfide.
Electroplating sludge and domestic sludge are all common solid waste in sewage treatment plant, and electroplating sludge is from plating
Waste water.Many kinds of metal ions is mainly contained, Cr, Cu, Ni, Zn, Pb, Cd, Hg, Fe, Mn, Sn, Au, Ag etc. is common are；Life
, in sanitary sewage, rich in organic matter, pathogenic bacteria etc., these pollutants are in itself or its compound under certain condition can for sludge source
Toxic action is given birth to bio, much even three (carcinogenic, aberration inducing, mutagenesis) material is caused.Either electroplating sludge is still
Domestic sludge, all because its quantity is more, volume is big, and the features such as content of beary metal is high, the difficult point as treatment lacks rational money
Source utilizes means.Therefore, a kind of method for being badly in need of finding suitable safe disposal and recycling.
In order to solve the problems, such as the control of hydrogen sulfide urgent need, electroplating sludge and domestic sludge urgent need safe handling and utilize, this
Two kinds of sludge features of invention quasi-step matrix, hydrogen sulfide contamination gas is purified as reactant with its material being mixed with.
The content of the invention
Porous material is prepared using mixing sludge it is an object of the invention to provide one kind, while processing hydrogen sulfide contamination gas
Method.
To reach above-mentioned purpose, the technical solution adopted in the present invention is：
A kind of utilization mixing sludge prepares the method that porous material processes hydrogen sulfide contamination gas, it is characterised in that described is mixed
Close sludge to be made up of domestic sludge, electroplating sludge, the Main Ingredients and Appearance after domestic sludge drying is carbon：Wherein, the weight content of carbon
It is 30~68%；Electroplating sludge drying after major metal component be:The weight content of iron (Fe) is 4~15%；Zinc (Zn) weight
Amount content is 3~5%；Calcium (Ca) weight content is 5~10%.
A kind of utilization mixing sludge of the present invention prepares the device used by the method for porous material treatment hydrogen sulfide contamination gas,
The device is fexible unit, is included：1. Balance Air；2. processing gas；3. crystal reaction tube；4. tube furnace；5. product is reclaimed
Device；6. Tail gas measuring.
Method of the present invention main processes and during the step of it is as follows：
(1) dried domestic sludge and electroplating sludge are 1 by mass ratio:1 ratio is well mixed, and is prepared into and is adapted to instead
The hybrid particles of device are answered, its carbon content is 30~68%；The weight content of Fe is 4~15%；Zn weight contents are 3~5%；Ca weights
Amount content is 5~10%；
(2) mixing sludge particle loading silica crucible is put into pyrolysis oven by, in N2Atmosphere in 5oThe heating rate of C/min
It is warming up to 500~900oC, carries out the h of pyrolytic reaction 1~4, the porous material after being pyrolyzed, and its surface pH value is 8~
10.12, surface apertures are 2~10nm, and pore volume accounts for total pore volume 50~70%；
(3) be fitted into porous material in reaction tube by, is heated to 100~200oC, after heating 5 minutes, with the flow velocity of 100ml/min
The hydrogen sulfide gas for being passed through 500 ppm to reaction tube carry out desulphurization reaction, and the relative humidity of hydrogen sulfide gas atmosphere is controlled 30
~60%, make hydrogen sulfide be elemental sulfur by selective catalysis oxidation.The tail gas content of reaction tube is continued with gas chromatograph
Detection, hydrogen sulfide content reaches atmospheric emission standard and can directly discharge in its tail gas, if not up to standard, continues to use this method
Treatment；
(4) carries out heats liquefied separation, heating-up temperature to 130~200 to the sulphur simple substance in above-mentioned reaction tubeoC, desulfurization product
Outflow, reclaims elemental sulfur, and conversion ratio is 70~90%.
The flow velocity with 100ml/min described in above-mentioned steps (4) is carried out to the hydrogen sulfide gas that reaction tube is passed through 500ppm
Reaction, its control reaction velocity is in 1000~10000 h-1In the range of, hydrogen sulfide can be made to be elemental sulfur by selective catalysis oxidation,
The operation flow velocity and the amount of filler of desulfurizing agent of its hydrogen sulfide gas（Reaction velocity=gas flow/packing volume）Can be anti-according to this
Air speed is answered to determine；When pending sulfureted hydrogen gas concentration is too high, can be by the method with gas dilutions such as air, nitrogen
To be controlled by.
The present invention compared with prior art, with following major advantage：
The method of the present invention, as raw material, is porous catalysis material by being pyrolyzed activation method and being made into using mixing sludge
Material, realizes the removal to hydrogen sulfide under lower temperature；The product many presence, recovery side in the form of elemental sulfur reclaimed in the method
Just.Its reaction mechanism is：It is porous carbonaceous structure after mixing sludge pyrolysis, with good absorption property, what it contained answers
Closing metal oxide there is efficiently catalyzing and oxidizing to act on hydrogen sulfide；The method can not only resource utilization of sludge, moreover it is possible to efficiently
Treatment hydrogen sulfide contamination gas, realizes emission compliance.
Brief description of the drawings
Fig. 1 is the schematic flow sheet that mixing sludge of the present invention processes hydrogen sulfide gas.
Specific embodiment
The present invention is described in further detail with reference to specific embodiment
The present embodiment is that a kind of utilization mixing sludge prepares the method that porous material processes hydrogen sulfide contamination gas, referring to Fig. 1, figure
1 is its flow chart, and the device of use is included：1. Balance Air；2. processing gas are needed；3. crystal reaction tube；4. tube furnace；5.
Product recoverer；6. tail gas monitoring；A. gas piping entrance；Gas vent after b treatment.The raw material for using is mixing sludge,
It is made up of domestic sludge, electroplating sludge, and the weight content of carbon is 55% after domestic sludge drying；Master after electroplating sludge drying
The metal ingredient is wanted to be:The weight content of iron (Fe) is 10%；Zinc (Zn) weight content is 2%；Calcium (Ca) weight content is 8.2%,
It is comprised the following steps that：
(1) dried domestic sludge and electroplating sludge are 1 by mass ratio:1 ratio is well mixed, and is then ground
Mill, crosses 100 mesh sieves, obtains mixing sludge particle, and wherein carbon content is 30~68%；The weight content of Fe is 4~15%；Zn weight
Content is 3~5%；Ca weight contents are 5~10%；
(2) mixing sludge particle loading silica crucible is put into pyrolysis oven by, in N2Atmosphere in 5oThe heating rate of C/min
It is warming up to 600oC, carries out pyrolytic reaction 2h, the porous material after being pyrolyzed；
(3) again be ground the porous material after pyrolysis by, crosses 150 mesh sieves, measures, and its surface pH value is 10.12, its table
Face footpath concentrates on 10nm or so, and pore volume accounts for total pore volume 60%；
(4) porous material that is taken after the regrinding of 0.25g is fitted into reaction tube, is heated to 180oC, after heating 5 minutes, with
The flow velocity of 100ml/min carries out desulphurization reaction, the phase of hydrogen sulfide gas atmosphere to the hydrogen sulfide gas that reaction tube is passed through 500 ppm
To humid control 50%, lasting detection is carried out to the tail gas content of reaction tube with gas chromatograph, detect 3 h, sulphur in its tail gas
Content is below 0.01ppm, and exhaust emissions reaches discharge standard；
(5) carries out heats liquefied separation, heating-up temperature to 150 to the sulphur simple substance in above-mentioned reaction tubeoC, reclaims elemental sulfur.
Claims (2)
1. a kind of utilization mixing sludge prepares the method that porous material processes hydrogen sulfide contamination gas, it is characterised in that the method
Comprise the following steps that：
(1) dried domestic sludge and electroplating sludge are 1 by mass ratio:1 ratio is well mixed, and is prepared into and is adapted to instead
The hybrid particles of device are answered, its carbon content is 30~68%；The weight content of Fe is 4~15%；Zn weight contents are 3~5%；Ca weights
Amount content is 5~10%；
(2) mixing sludge particle loading silica crucible is put into pyrolysis oven by, in N2Atmosphere in 5oThe heating rate liter of C/min
Temperature is to 500~900oC, carries out the h of pyrolytic reaction 1~4, the porous material after being pyrolyzed, and its surface pH value is 8~10.12,
Its surface apertures is 2~10nm, and pore volume accounts for total pore volume 50~70%；
(3) be fitted into porous material in reaction tube by, is heated to 100~200oC, after heating 5 minutes, with the flow velocity of 100ml/min
The hydrogen sulfide gas for being passed through 500 ppm to reaction tube carry out desulphurization reaction, and the relative humidity of hydrogen sulfide gas atmosphere is controlled 30
~60%, make hydrogen sulfide be elemental sulfur by selective catalysis oxidation, the tail gas content of reaction tube is continued with gas chromatograph
Detection, hydrogen sulfide content reaches atmospheric emission standard and directly discharges in its tail gas；
(4) carries out heats liquefied separation, heating-up temperature to 130~200 to the sulphur simple substance in above-mentioned reaction tubeoC, desulfurization product stream
Go out, reclaim elemental sulfur, conversion ratio is 70-90%.
2. a kind of utilization mixing sludge according to claim l prepares the method that porous material processes hydrogen sulfide contamination gas,
It is characterized in that：The flow velocity with 100ml/min described in above-mentioned steps (4) enters to the hydrogen sulfide gas that reaction tube is passed through 500ppm
Row reaction, its control reaction velocity is in 1000~10000 h~1In the range of, hydrogen sulfide can be made to be simple substance by selective catalysis oxidation
Sulphur, the operation flow velocity and the amount of filler of desulfurizing agent of its hydrogen sulfide gas（Reaction velocity=gas flow/packing volume）Can be according to this
Reaction velocity is determined；When pending sulfureted hydrogen gas concentration is too high, can be by the side with gas dilutions such as air, nitrogen
Method is controlled by.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611103412.3A CN106824209B (en) | 2016-12-05 | 2016-12-05 | The method for preparing porous material processing hydrogen sulfide contamination gas using mixing sludge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611103412.3A CN106824209B (en) | 2016-12-05 | 2016-12-05 | The method for preparing porous material processing hydrogen sulfide contamination gas using mixing sludge |
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| Publication Number | Publication Date |
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| CN106824209A true CN106824209A (en) | 2017-06-13 |
| CN106824209B CN106824209B (en) | 2019-07-23 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110954638A (en) * | 2019-11-25 | 2020-04-03 | 北京城市排水集团有限责任公司 | Method for judging stability of hydrogen sulfide content in excess sludge |
| CN112007651A (en) * | 2020-09-09 | 2020-12-01 | 佛山经纬纳科环境科技有限公司 | Method for preparing two-dimensional alloy/carbon composite nano material by electroplating and organic sludge |
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|---|---|---|---|---|
| CN101505855A (en) * | 2005-09-08 | 2009-08-12 | 纽约市立大学研究基金会 | Catalytic adsorbents obtained from municipal sludges, industrial sludges, compost and tobacco waste and process for their production |
| CN102921286A (en) * | 2012-11-09 | 2013-02-13 | 山东大学 | Device and method for removing hydrogen sulfide and recovering sulfur elementary substances in micro-oxygenation method |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101505855A (en) * | 2005-09-08 | 2009-08-12 | 纽约市立大学研究基金会 | Catalytic adsorbents obtained from municipal sludges, industrial sludges, compost and tobacco waste and process for their production |
| CN102921286A (en) * | 2012-11-09 | 2013-02-13 | 山东大学 | Device and method for removing hydrogen sulfide and recovering sulfur elementary substances in micro-oxygenation method |
Non-Patent Citations (2)
| Title |
|---|
| 吴丹等: "硫化氢分解制取氢气和硫的技术进展", 《石油与天然气化工》 * |
| 闫波等: "污泥活性炭吸附剂同时脱除硫化氢和氨气研究", 《哈尔滨商业大学学报（自然科学版）》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110954638A (en) * | 2019-11-25 | 2020-04-03 | 北京城市排水集团有限责任公司 | Method for judging stability of hydrogen sulfide content in excess sludge |
| CN112007651A (en) * | 2020-09-09 | 2020-12-01 | 佛山经纬纳科环境科技有限公司 | Method for preparing two-dimensional alloy/carbon composite nano material by electroplating and organic sludge |
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| CN106824209B (en) | 2019-07-23 |
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