CN108325374A - Methane biodesulfurization method - Google Patents
Methane biodesulfurization method Download PDFInfo
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- CN108325374A CN108325374A CN201810139735.0A CN201810139735A CN108325374A CN 108325374 A CN108325374 A CN 108325374A CN 201810139735 A CN201810139735 A CN 201810139735A CN 108325374 A CN108325374 A CN 108325374A
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- desulfurizing tower
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- 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
- B01D53/84—Biological processes
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- 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
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/52—Hydrogen sulfide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
- B01D2251/102—Oxygen
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/95—Specific microorganisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/05—Biogas
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Treatment Of Sludge (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The invention discloses a kind of Methane biodesulfurization methods, include the following steps：Nutrition stock solution is configured with composite fertilizer, urea and water；Liquid with microorganism fungus kind is uniformly mixed with nutrition stock solution and obtains nutrient solution；By in nutrient solution circulated sprinkling to desulfurizing tower, microorganism fungus kind breeds in nutrient solution；The content of hydrogen sulfide in methane is exported by detecting desulfurizing tower, gradually adjusts the biogas inlet of import, until biogas is into inbound traffics when reaching maximum, until the content of desulfurizing tower outlet end hydrogen sulfide meets technic index；Enough microorganisms are contained in nutrient solution at this time；Desulfurizing tower moisturizing；Desulfurizing tower supplemental oxygen；After micro organism quantity reaches standard in nutrient solution, addition microorganism fungus kind is no longer needed to, microorganism can voluntarily breed in nutrient solution, self-sufficient；Hydrogen sulfide in biogas under the catalytic action of microorganism, generates sulfuric acid with oxygen, and hydrogen sulfide is purified to come from biogas, biogas combustion is avoided to form sulfur dioxide, environmental protection.
Description
Technical field
The present invention relates to environmental pollution processing technology field more particularly to a kind of methods for removing sulphur in biogas.
Background technology
During sewage disposal or other industrial productions, fuel gas, such as biogas are will produce, is stored up in fuel gas
Energy is deposited, can be used for generating electricity etc., it is energy saving, but contain hydrogen sulfide in fuel gas, if fuel gas is direct
Burning, can generate sulfur dioxide, prodigious pollution is caused to environment.
Invention content
It can burn the removal of sulphur in biogas using preceding technical problem to be solved by the invention is to provide a kind of
Methane biodesulfurization method.
In order to solve the above technical problems, the technical scheme is that：Methane biodesulfurization method includes the following steps：
Step 1, by mass fraction be 0.62%~0.68% composite fertilizer, 0.30%~0.36% urea and
98.96%~99.06% water is uniformly mixed, and composite fertilizer and urea is made fully to dissolve, and obtains nutrition stock solution；
Step 2, the nutrition stock solution that the liquid with microorganism fungus kind of 0.8~1.2 cube volume is obtained with step 1
It is uniformly mixed and obtains nutrient solution；
Step 2 is obtained in nutrient solution circulated sprinkling to desulfurizing tower, keeps microorganism fungus kind in nutrient solution quick by step 3
Breeding；
Step 4, is discharged into the sulfur-bearing biogas of small flow into desulfurizing tower, biogas into inbound traffics be maximum stream flow 5%~
15%, the content of the hydrogen sulfide in methane of detection desulfurizing tower methane outlet end discharge reduces desulfurizing tower biogas if content is exceeded
Into inbound traffics；If content is less than technic index value, incrementally increase desulfurizing tower biogas into inbound traffics；Constantly detection desulfurizing tower
The content of the hydrogen sulfide in methane of methane outlet end discharge and the according to testing result biogas of constantly regulate desulfurizing tower into inbound traffics,
Until when the biogas of desulfurizing tower reaches maximum into inbound traffics, the content symbol of the hydrogen sulfide in methane of desulfurizing tower methane outlet end discharge
Until closing national standard；Enough microorganisms are contained in nutrient solution at this time；
Step 5, in the desulfurizing tower course of work, at interval of 8~12 minutes into nutrient solution moisturizing it is primary, each moisturizing
1.47~1.87 cubes；
Step 6, in the desulfurizing tower course of work, the supplemental oxygen into the desulfurizing tower so that the desulfurizing tower methane outlet
Hold the oxygen for being 1.8%~2.5% containing volume ratio in the biogas of discharge.
As a kind of perferred technical scheme, the microorganism includes desulfurization bacterium.
As a kind of perferred technical scheme, the top of the desulfurizing tower is connected nutritious by nutrition pipeline road
Tank is equipped with delivery pump on the nutrition pipeline road, and the top of the desulfurizing tower is equipped with and the nutrition pipeline
The spray head of road connection, is connected with nutrient solution circulating reflux pipeline between the bottom end of the desulfurizing tower and the nutrition tank, described
Nutrient solution recycles between the desulfurizing tower and the nutrition tank.
As a kind of perferred technical scheme, temperature-detecting device is provided in the nutrition tank, on the nutrition tank
It is provided with heating device, the solution temperature in the nutrition tank maintains 28~32 DEG C.
As a kind of perferred technical scheme, oxygen content detection dress is installed at the methane outlet end of the desulfurizing tower
It sets, oxygen supplement mouth is provided on the desulfurizing tower, the oxygen supplement mouth is connected with oxygenating pipeline, and the oxygenating pipeline connects with oxygenating wind turbine
It connects, the oxygenating control valve being connect with the data output end of the content of oxygen detecting device is provided on the oxygenating pipeline.
As a kind of perferred technical scheme, the nutrition tank is connected with water replanishing device, and the water replanishing device includes setting
Water supplement port on the nutrition tank, the water supplement port are connected with the water supply pipe being connected to water source, are equipped on the water supply pipe
Moisturizing control valve is also equipped with flowmeter on the water supply pipe.
As a kind of perferred technical scheme, the charging port of the nutrition tank is connected with material-compound tank, the institute in step 1
Composite fertilizer, urea and water is stated to be uniformly mixed and dissolve in the material-compound tank.
As a kind of perferred technical scheme, it is provided in the desulfurizing tower and is contacted with the biogas for increasing microorganism
The filling body of area, the filling body include inner ring sleeve and exterior ring cap, the company of being provided between the inner ring sleeve and the exterior ring cap
Muscle is connect, several wings are circumferentially distributed on the inner ring sleeve and the exterior ring cap.
As a kind of perferred technical scheme, the top of the desulfurizing tower into biogas pipeline and wastewater treatment equipment by detesting
The sulfur-bearing firedamp drainage mouth of oxygen tank connects, described into being provided with charge flow rate regulating valve, the bottom of the desulfurizing tower on biogas pipeline
Portion is connected with out biogas pipeline, it is described go out biogas pipeline on the exhaust fan for extracting the biogas purified in desulfurizing tower out is installed.
By adopting the above-described technical solution, Methane biodesulfurization method, includes the following steps：Step 1, by mass parts
Number be 0.62%~0.68% composite fertilizer, 0.30%~0.36% urea and 98.96%~99.06% water mixing it is equal
It is even, so that composite fertilizer and urea is fully dissolved, obtains nutrition stock solution；0.8~1.2 cube volume is carried microorganism by step 2
The liquid of strain is uniformly mixed with the nutrition stock solution that step 1 obtains obtains nutrient solution；Step 2 is obtained nutrient solution by step 3
In circulated sprinkling to desulfurizing tower, microorganism fungus kind in nutrient solution is made quickly to breed；Step 4 is discharged into small flow into desulfurizing tower
Sulfur-bearing biogas, biogas is the 5%~15% of maximum stream flow into inbound traffics, in the biogas of detection desulfurizing tower methane outlet end discharge
The content of hydrogen sulfide, if content is exceeded, reduce desulfurizing tower biogas into inbound traffics；If content is less than technic index value, by
Step increase desulfurizing tower biogas into inbound traffics；The content for the hydrogen sulfide in methane that constantly detection desulfurizing tower methane outlet end is discharged is simultaneously
The biogas of constantly regulate desulfurizing tower is into inbound traffics according to testing result, when the biogas of desulfurizing tower reaches maximum into inbound traffics,
Until the content of the hydrogen sulfide in methane of desulfurizing tower methane outlet end discharge meets technic index；Foot is contained in nutrient solution at this time
Enough microorganisms；Step 5, in the desulfurizing tower course of work, at interval of 8~12 minutes into nutrient solution moisturizing it is primary, each moisturizing
1.47~1.87 cubes；Step 6, in the desulfurizing tower course of work, the supplemental oxygen into the desulfurizing tower so that the desulfurizing tower
The oxygen for being 1.8%~2.5% containing volume ratio in the biogas of methane outlet end discharge；When micro organism quantity reaches in nutrient solution
After standard, addition microorganism fungus kind is no longer needed to, microorganism can voluntarily breed in nutrient solution, self-sufficient；Sulphur in biogas
Change hydrogen with oxygen under the catalytic action of microorganism, hydrogen sulfide is purified to come from biogas, avoids biogas combustion by generation sulfuric acid
Form sulfur dioxide, environmental protection.
Description of the drawings
The following drawings are only intended to schematically illustrate and explain the present invention, not delimit the scope of the invention.Wherein：
Fig. 1 is the relevant device structure diagram of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of filler of the embodiment of the present invention；
In figure：1- desulfurizing towers；21- nutrition pipelines road；22- nutrition tanks；23- delivery pumps；24- nutrient solution circulating refluxs
Pipeline；31- water supply pipes；32- oxygenating pipelines；33- oxygenating control valves；34- moisturizing control valves；41- inner ring sleeves；42- exterior ring caps；
43- dowels；The 44- wings；5- material-compound tanks.
Specific implementation mode
With reference to the accompanying drawings and examples, the present invention is further explained.In the following detailed description, only pass through explanation
Mode describes certain exemplary embodiments of the present invention.Undoubtedly, those skilled in the art will recognize,
In the case of without departing from the spirit and scope of the present invention, described embodiment can be repaiied with a variety of different modes
Just.Therefore, attached drawing and description are regarded as illustrative in nature, and are not intended to limit the scope of the claims.
Methane biodesulfurization method includes the following steps：
Step 1, by mass fraction be 0.62%~0.68% composite fertilizer, 0.30%~0.36% urea and
98.96%~99.06% water is uniformly mixed, and composite fertilizer and urea is made fully to dissolve, and obtains nutrition stock solution；
Step 2, the nutrition stock solution that the liquid with microorganism fungus kind of 0.8~1.2 cube volume is obtained with step 1
It is uniformly mixed and obtains nutrient solution；
Step 3 makes micro- life in nutrient solution as shown in Figure 1, step 2 is obtained in nutrient solution circulated sprinkling to desulfurizing tower 1
Object strain is quickly bred, and the microorganism includes desulfurization bacterium；The top of the desulfurizing tower 1 is connected by nutrition pipeline road 21
It is connected to nutrition tank 22, delivery pump 23 is installed, the top of the desulfurizing tower 1 is equipped with and institute on the nutrition pipeline road 21
State the spray head (not shown) of the connection of nutrition pipeline road 21, the bottom end of the desulfurizing tower 1 and the nutrition tank 22 it
Between be connected with nutrient solution circulating reflux pipeline 24, the nutrient solution recycles between the desulfurizing tower 1 and the nutrition tank 22；
Temperature-detecting device is provided in the nutrition tank 22, temperature-detecting device includes being mounted in nutrition tank 22 to be located in nutrient solution
Temperature sensor (not shown)；Heating device (not shown), the nutrition tank are provided on the nutrition tank 22
Solution temperature in 22 maintains 28~32 DEG C；Electric calorifie installation may be used in heating device, is set on the side wall of nutrition tank 22
Electric heating wire realization is set, other electric heater units can also be used.
Step 4 is discharged into the sulfur-bearing biogas of small flow into desulfurizing tower 1, and biogas is the 5% of maximum stream flow into inbound traffics
~15%, the content of the hydrogen sulfide in methane of 1 methane outlet end of detection desulfurizing tower discharge reduces desulfurizing tower 1 if content is exceeded
Biogas into inbound traffics；If content is less than national normal value, incrementally increase 1 biogas of desulfurizing tower into inbound traffics；Constantly detection
The content of the hydrogen sulfide in methane of 1 methane outlet end of desulfurizing tower discharge and the according to testing result biogas of constantly regulate desulfurizing tower 1
Into inbound traffics, until when the biogas of desulfurizing tower 1 reaches maximum into inbound traffics, sulphur in the biogas of 1 methane outlet end of desulfurizing tower discharge
Until the content of change hydrogen meets national standard；Enough microorganisms are contained in nutrient solution at this time；
Step 5, in 1 course of work of desulfurizing tower, at interval of 8~12 minutes into nutrient solution moisturizing it is primary, each moisturizing
1.47~1.87 cubes；The nutrition tank 22 is connected with water replanishing device, and the water replanishing device includes being arranged in the nutrition tank 22
On water supplement port, the water supplement port is connected with the water supply pipe 31 being connected to water source, moisturizing control is equipped on the water supply pipe 31
Valve 34 is also equipped with flowmeter (not shown) on the water supply pipe 31；
Step 6, in 1 course of work of desulfurizing tower, the supplemental oxygen into the desulfurizing tower 1 so that 1 biogas of the desulfurizing tower
The oxygen for being 1.8%~2.5% containing volume ratio in the biogas of outlet end discharge.Pacify at the methane outlet end of the desulfurizing tower 1
Equipped with content of oxygen detecting device, oxygen supplement mouth is provided on the desulfurizing tower 1, the oxygen supplement mouth is connected with oxygenating pipeline 32, institute
It states oxygenating pipeline 32 to connect with oxygenating wind turbine, the data with the content of oxygen detecting device is provided on the oxygenating pipeline 32
The oxygenating control valve 33 of output end connection.Content of oxygen detecting device is using equipment ripe in the prior art, concrete structure
Belong to the prior art with operation principle, which is not described herein again.
The charging port of the nutrition tank 22 is connected with material-compound tank 5, and the composite fertilizer, urea and the water in step 1 are in institute
It states and is uniformly mixed and dissolves in material-compound tank 5.It is provided in the desulfurizing tower 1 for increasing microorganism and the biogas contact area
Filling body, as shown in Fig. 2, the filling body includes inner ring sleeve 41 and exterior ring cap 42, the inner ring sleeve 41 and the exterior ring cap
It is provided with dowel 43 between 42, several wings 44 are circumferentially distributed on the inner ring sleeve 41 and the exterior ring cap 42.The desulfurization
The top of tower 1 is described into biogas pipe by being connect into biogas pipeline with the sulfur-bearing firedamp drainage mouth of wastewater treatment equipment anaerobic jar
Be provided with charge flow rate regulating valve on road, the bottom of the desulfurizing tower 1 is connected with out biogas pipeline, it is described go out biogas pipeline on pacify
Exhaust fan equipped with the biogas extraction that will have been purified in desulfurizing tower.The biogas that anaerobic jar gives off has 2900Pa~3100Pa's
Pressure, biogas directly enter desulfurizing tower 1 from the top of desulfurizing tower 1, run and purify from top to down in desulfurizing tower 1.
One new desulfurizing tower 1 needs two days or so, when micro- life in nutrient solution according to the process of step 4 culture microorganism
After object quantity reaches standard, addition microorganism fungus kind is no longer needed to, microorganism can voluntarily breed in nutrient solution, self-sufficient；
Hydrogen sulfide in biogas under the catalytic action of microorganism, generates sulfuric acid with oxygen, and hydrogen sulfide is purified to come from biogas, is kept away
Exempt from biogas combustion and forms sulfur dioxide, environmental protection.The sulfuric acid of generation is dissolved in nutrient solution, and the pH value of nutrient solution maintains 1.5~
2.0 is best, when pH value is less than 1.5, needs a nutrient solution part is discharged, new nutrient solution is then added, to maintain nutrition
The pH value of liquid is in suitable range.It works after a period of time, needs to clean the filling body in desulfurizing tower 1, by desulfurizing tower 1
The spray head on top connects clear water, is washed away to filling body, and the oxygen supplement mouth of desulfurizing tower 1 connects air compressor, utilizes compression
Filling body in air stirring desulfurizing tower 1 so that cleaning is more thorough.One time of nutrition liquid is matched according to above-mentioned steps, can be followed
Ring uses the biogas for handling 90,000 cube volumes.The biogas handled well is delivered directly to generating equipment etc. after steam knockout tower
Carry out energy storage utilization.
The basic principles and main features and advantages of the present invention of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (9)
1. Methane biodesulfurization method, which is characterized in that include the following steps：
Step 1, by mass fraction be 0.62%~0.68% composite fertilizer, 0.30%~0.36% urea and 98.96%~
99.06% water is uniformly mixed, and composite fertilizer and urea is made fully to dissolve, and obtains nutrition stock solution；
Step 2 mixes the liquid with microorganism fungus kind of 0.8~1.2 cube volume with the nutrition stock solution that step 1 obtains
Uniformly obtain nutrient solution；
Step 2 is obtained in nutrient solution circulated sprinkling to desulfurizing tower, microorganism fungus kind in nutrient solution is made quickly to breed by step 3；
Step 4, is discharged into the sulfur-bearing biogas of small flow into desulfurizing tower, biogas into inbound traffics be maximum stream flow 5%~
15%, the content of the hydrogen sulfide in methane of detection desulfurizing tower methane outlet end discharge reduces desulfurizing tower biogas if content is exceeded
Into inbound traffics；If content is less than technic index value, incrementally increase desulfurizing tower biogas into inbound traffics；Constantly detection desulfurizing tower
The content of the hydrogen sulfide in methane of methane outlet end discharge and the according to testing result biogas of constantly regulate desulfurizing tower into inbound traffics,
Until when the biogas of desulfurizing tower reaches maximum into inbound traffics, the content symbol of the hydrogen sulfide in methane of desulfurizing tower methane outlet end discharge
Until closing technic index value；Enough microorganisms are contained in nutrient solution at this time；
Step 5, in the desulfurizing tower course of work, at interval of 8~12 minutes into nutrient solution moisturizing it is primary, each moisturizing 1.47~
1.87 cube；
Step 6, in the desulfurizing tower course of work, the supplemental oxygen into the desulfurizing tower so that arrange at desulfurizing tower methane outlet end
The oxygen for being 1.8%~2.5% containing volume ratio in the biogas gone out.
2. Methane biodesulfurization method as described in claim 1, which is characterized in that the microorganism includes desulfurization bacterium.
3. Methane biodesulfurization method as described in claim 1, which is characterized in that the top of the desulfurizing tower passes through nutrient solution
Conveyance conduit connects nutritious tank, is equipped with delivery pump on the nutrition pipeline road, the top of the desulfurizing tower is equipped with
The spray head being connected to the nutrition pipeline road is connected with nutrient solution between the bottom end of the desulfurizing tower and the nutrition tank
Circulating reflux pipeline, the nutrient solution recycle between the desulfurizing tower and the nutrition tank.
4. Methane biodesulfurization method as claimed in claim 3, which is characterized in that be provided with temperature inspection in the nutrition tank
Device is surveyed, is provided with heating device on the nutrition tank, the solution temperature in the nutrition tank maintains 28~32 DEG C.
5. Methane biodesulfurization method as described in claim 1, which is characterized in that pacify at the methane outlet end of the desulfurizing tower
Equipped with content of oxygen detecting device, oxygen supplement mouth is provided on the desulfurizing tower, the oxygen supplement mouth is connected with oxygenating pipeline, the benefit
Oxygen pipeline is connect with oxygenating wind turbine, is provided on the oxygenating pipeline and is connected with the data output end of the content of oxygen detecting device
The oxygenating control valve connect.
6. Methane biodesulfurization method as claimed in claim 3, which is characterized in that the nutrition tank is connected with water replanishing device,
The water replanishing device includes the water supplement port being arranged on the nutrition tank, and the water supplement port is connected with the moisturizing being connected to water source
It manages, moisturizing control valve is installed on the water supply pipe, flowmeter is also equipped on the water supply pipe.
7. Methane biodesulfurization method as claimed in claim 3, which is characterized in that the charging port of the nutrition tank is connected with
Material-compound tank, the composite fertilizer, urea and water in step 1 are uniformly mixed and are dissolved in the material-compound tank.
8. Methane biodesulfurization method as described in claim 1, which is characterized in that be provided in the desulfurizing tower for increasing
The filling body of microorganism and the biogas contact area, the filling body include inner ring sleeve and exterior ring cap, the inner ring sleeve and institute
It states and is provided with dowel between exterior ring cap, several wings are circumferentially distributed on the inner ring sleeve and the exterior ring cap.
9. the Methane biodesulfurization method as described in claim 1 to 8 any claim, which is characterized in that the desulfurizing tower
Top by being connect into biogas pipeline with the sulfur-bearing firedamp drainage mouth of wastewater treatment equipment anaerobic jar, it is described on biogas pipeline
Be provided with charge flow rate regulating valve, the bottom of the desulfurizing tower is connected with out biogas pipeline, it is described go out biogas pipeline on be equipped with
The exhaust fan that the biogas purified in desulfurizing tower is extracted out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810139735.0A CN108325374A (en) | 2018-02-11 | 2018-02-11 | Methane biodesulfurization method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810139735.0A CN108325374A (en) | 2018-02-11 | 2018-02-11 | Methane biodesulfurization method |
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| CN108325374A true CN108325374A (en) | 2018-07-27 |
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| CN201810139735.0A Pending CN108325374A (en) | 2018-02-11 | 2018-02-11 | Methane biodesulfurization method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109355122A (en) * | 2018-12-24 | 2019-02-19 | 瑞昊新能源科技集团有限公司 | Methane microbial-desulfurization method |
| CN109908717A (en) * | 2019-03-26 | 2019-06-21 | 四川大学 | Gas circulating type biology bubble tower biogas/natural gas biological desulfurization method |
| CN110484321A (en) * | 2019-08-28 | 2019-11-22 | 北京盈和瑞环境科技股份有限公司 | A kind of acid system bio-desulfurization device and technique |
| CN112342066A (en) * | 2019-08-09 | 2021-02-09 | 长沙蓝熙环保科技有限公司 | Anaerobic biological desulfurization method and device for biogas |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103980972A (en) * | 2014-06-08 | 2014-08-13 | 山东恒能环保能源设备有限公司 | Biological desulfurization device and process |
| CN204395971U (en) * | 2014-12-12 | 2015-06-17 | 海盐新世纪石化设备有限公司 | A kind of efficient step-down random packing |
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2018
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103980972A (en) * | 2014-06-08 | 2014-08-13 | 山东恒能环保能源设备有限公司 | Biological desulfurization device and process |
| CN204395971U (en) * | 2014-12-12 | 2015-06-17 | 海盐新世纪石化设备有限公司 | A kind of efficient step-down random packing |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109355122A (en) * | 2018-12-24 | 2019-02-19 | 瑞昊新能源科技集团有限公司 | Methane microbial-desulfurization method |
| CN109908717A (en) * | 2019-03-26 | 2019-06-21 | 四川大学 | Gas circulating type biology bubble tower biogas/natural gas biological desulfurization method |
| CN109908717B (en) * | 2019-03-26 | 2021-09-24 | 四川大学 | Biogas/natural gas biological desulfurization method for gas circulation type biological bubble tower |
| CN112342066A (en) * | 2019-08-09 | 2021-02-09 | 长沙蓝熙环保科技有限公司 | Anaerobic biological desulfurization method and device for biogas |
| CN110484321A (en) * | 2019-08-28 | 2019-11-22 | 北京盈和瑞环境科技股份有限公司 | A kind of acid system bio-desulfurization device and technique |
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Application publication date: 20180727 |