CN216837322U - Methane utilization device capable of improving safety - Google Patents
Methane utilization device capable of improving safety Download PDFInfo
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- CN216837322U CN216837322U CN202122095052.XU CN202122095052U CN216837322U CN 216837322 U CN216837322 U CN 216837322U CN 202122095052 U CN202122095052 U CN 202122095052U CN 216837322 U CN216837322 U CN 216837322U
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- pipeline
- fixedly connected
- desulfurizing tower
- utilization device
- water seal
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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Abstract
The utility model relates to a marsh gas utilizes technical field, and discloses a marsh gas utilization device who improves security, including anaerobic jar, safe water seal, gas holder, desulfurizing tower, circulating pump, vapour and liquid separator and the booster fan of pipeline UNICOM, anaerobic jar's top fixedly connected with pipeline one, the other end of pipeline one runs through the top of safe water seal and extends to the bottom of safe water seal inner chamber. According to the methane utilization device for improving the safety, through the arrangement of the combustible gas detector, the combustible gas detector can set alarm values of high and low concentrations when in use, when methane leaks, an alarm signal of the combustible gas detector is transmitted to the main control room, and an operator goes to the device to process a leakage point according to the alarm signal; when the methane is seriously leaked, the combustible gas detector triggers high-concentration alarm, at the moment, an electric valve on an emptying pipeline above the anaerobic tank is interlocked and opened, and the methane in the pipeline is discharged in high altitude.
Description
Technical Field
The utility model relates to a marsh gas utilizes technical field, specifically is a improve marsh gas utilization device of security.
Background
Anaerobic sewage treatment is a common process for sewage treatment, organic matters in sewage are decomposed, metabolized and digested by anaerobic bacteria in an anaerobic state, so that the content of the organic matters in the sewage is greatly reduced, biogas is generated simultaneously, the main component of the biogas is methane, and the biogas also contains hydrogen sulfide, nitrogen, carbon dioxide and the like, wherein the methane and the hydrogen sulfide belong to flammable and explosive media, can be mixed with air to form an explosive mixture, and are easy to burn and explode when exposed to open fire and high heat, and in addition, the hydrogen sulfide can generate sulfur dioxide when burning, and the sulfur dioxide is known to be one of main pollutants in the atmosphere, so necessary safety measures are taken in the process of utilizing the biogas.
SUMMERY OF THE UTILITY MODEL
The methane utilization device for improving the safety has the advantages of simple operation, good safety performance, obvious economic benefit and strong practicability, and solves the problems in the prior art.
The utility model provides a following technical scheme: the utility model provides a biogas utilization device of security improves, includes pipeline UNICOM's anaerobic jar, safe water seal, gas holder, desulfurizing tower, circulating pump, vapour and liquid separator and booster fan, one side fixedly connected with booster fan of vapour and liquid separator, booster fan's air intake fixedly connected with air-supply line, the other end of air-supply line extends to the top of vapour and liquid separator inner chamber.
The top of the anaerobic tank is fixedly connected with a pipeline I, the other end of the pipeline I penetrates through the top of the safety water seal and extends to the bottom end of the inner cavity of the safety water seal, the other side of the top of the safety water seal is fixedly connected with a pipeline II, the other end of the pipeline II is fixedly connected with one side of the bottom of the gas holder, the other end of the pipeline II extends to the inner cavity of the gas holder, the bottom of the inner cavity of the gas holder is fixedly connected with a pipeline III, the other end of the pipeline III penetrates through the bottom of the gas holder and extends to the top end of the inner cavity of the desulfurizing tower, a gas discharge port of the desulfurizing tower is fixedly connected with a gas discharge pipe, and the other end of the gas discharge pipe is fixedly connected with the bottom end of the gas-liquid separator,
the air outlet of the booster fan is fixedly connected with an air outlet pipe, and the other end of the air outlet pipe is connected with the combustion boiler.
Preferably, the upper parts of the safety water seal and the desulfurizing tower are respectively provided with a combustible gas detector.
Preferably, the middle part of the second pipeline is fixedly connected with a flame arrester.
Preferably, a pressure detector is fixedly connected to one side of the gas discharge pipe.
Preferably, one side of the first pipeline is fixedly connected with a vent pipeline, one side of the vent pipeline is fixedly connected with an electric valve, the electric valve is interlocked with the combustible gas detector, and the top of the vent pipeline is provided with another flame arrester.
Preferably, one side fixedly connected with circulating pump of desulfurizing tower, the inlet fixedly connected with feed liquor pipe of circulating pump, the other end of feed liquor pipe run through the lateral wall of desulfurizing tower and extend to the bottom of desulfurizing tower inner chamber, the delivery port fixedly connected with back flow of circulating pump, the other end of back flow run through the lateral wall on desulfurizing tower top and extend to the top of desulfurizing tower inner chamber, the other end fixedly connected with shower nozzle of back flow.
Compared with the prior methane utilization device, the utility model discloses possess following beneficial effect:
1. according to the methane utilization device for improving the safety, through the arrangement of the combustible gas detector, the combustible gas detector can set alarm values of high and low concentrations when in use, when methane leaks, an alarm signal of the combustible gas detector is transmitted to the main control room, and an operator goes to the device to process a leakage point according to the alarm signal; when the methane is seriously leaked, the combustible gas detector triggers high-concentration alarm, at the moment, an electric valve on an emptying pipeline above the anaerobic tank is interlocked and opened, and the methane in the pipeline is discharged at high altitude.
2. According to the methane utilization device for improving the safety, the pressure intensity in the gas discharge pipe can be detected in real time through the arrangement of the pressure detector, and when the pressure in the rear of the desulfurizing tower is reduced to the low limit value kPa, the booster fan is stopped in an interlocking manner; when the pressure behind the desulfurizing tower rises to a high limit value kPa, the booster fan is started in an interlocking manner, and the biogas is conveyed to a downstream gas utilization device so as to maintain the pressure in equipment such as the desulfurizing tower in a safe range.
Drawings
FIG. 1 is a front view of the structure of the present invention;
fig. 2 is a schematic diagram of methane leakage alarm interlock.
In the figure: 1. an anaerobic jar; 2. safe water seal; 3. a gas holder; 4. a desulfurizing tower; 5. a circulation pump; 6. a gas-liquid separator; 7. a booster fan; 8. an electrically operated valve; 9. a flame arrestor; 10. a combustible gas detector; 11. a pressure detector; 12. a first pipeline; 13. a second pipeline; 14. a third pipeline; 15. a gas discharge pipe; 16. an air inlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a methane utilization device for improving safety includes an anaerobic tank 1, a safety water seal 2, a gas holder 3, a desulfurizing tower 4, a circulating pump 5, a gas-liquid separator 6 and a booster fan 7 which are communicated with each other by pipes. The top fixedly connected with pipeline one 12 of anaerobic jar 1, the other end of pipeline one 12 runs through the top of safe water seal 2 and extends to the bottom of safe water seal 2 inner chamber, the opposite side fixedly connected with pipeline two 13 at safe water seal 2 top, the other end of pipeline two 13 and the one side looks fixed connection of 3 bottoms of gas holder, and the other end of pipeline two 13 extends to the inner chamber of gas holder 3, the bottom fixedly connected with pipeline three 14 of 3 inner chambers of gas holder, the other end of pipeline three 14 runs through the bottom of gas holder 3 and extends to the top of 4 inner chambers of desulfurizing tower. A gas discharge pipe 15 is fixedly connected to a gas discharge port of the desulfurizing tower 4, and the other end of the gas discharge pipe 15 is fixedly connected to the bottom end of the gas-liquid separator 6. One side of the gas-liquid separator 6 is fixedly connected with a booster fan 7, and an air inlet of the booster fan 7 is fixedly connected with an air inlet pipe 16. The other end of the air inlet pipe 16 extends to the top end of the inner cavity of the gas-liquid separator 6. The air outlet of the booster fan 7 is fixedly connected with an air outlet pipe, and the other end of the air outlet pipe is connected with the combustion boiler.
The upper parts of the safety water seal 2 and the desulfurizing tower 4 are both provided with a combustible gas detector 10, through the arrangement of the combustible gas detector 10, the combustible gas detector 10 can set alarm values with high and low concentrations when in use, when the biogas leaks, the alarm signal of the combustible gas detector 10 is transmitted to a main control room, and an operator goes to the device to process a leakage point according to the alarm signal; when the methane is seriously leaked, the combustible gas detector 10 triggers high-concentration alarm, at the moment, the electric valve 8 on the emptying pipeline above the anaerobic tank 1 is interlocked and opened, and the methane in the pipeline is discharged at high altitude.
The middle part of the second pipeline 13 is fixedly connected with a flame arrester 9, and flame propagation in the pipeline can be blocked when a fire disaster occurs through the arrangement of the flame arrester 9.
Wherein, one side of the gas discharge pipe 15 is fixedly connected with a pressure detector 11, the pressure in the gas discharge pipe 15 can be detected in real time through the arrangement of the pressure detector 11, and when the pressure in the desulfurizing tower 4 is reduced to the lower limit value of 1kPa, the booster fan 7 is stopped in an interlocking manner; when the pressure in the desulfurizing tower 4 rises to the maximum value of 5kPa, the booster fan 7 is started in an interlocking manner, and the biogas is conveyed to a downstream gas utilization device so as to maintain the pressure in equipment such as the desulfurizing tower 4 in a safe range.
Wherein, one side fixedly connected with unloading pipeline of pipeline 12, one side fixedly connected with motorised valve 8 of unloading pipeline, motorised valve 8 and combustible gas detector 10 are interlocked mutually, and the top of unloading pipeline is equipped with another spark arrester 9, and through motorised valve 8's setting, the rotation of motorised valve 8 can control opening and shutting of unloading pipeline, can release high altitude when marsh gas takes place to seriously leak.
Wherein, one side fixedly connected with circulating pump 5 of desulfurizing tower 4, circulating pump 5's inlet fixedly connected with feed liquor pipe, the other end of feed liquor pipe runs through the lateral wall of desulfurizing tower 4 and extends to the bottom of 4 inner chambers of desulfurizing tower, circulating pump 5's delivery port fixedly connected with back flow, the other end of back flow runs through the lateral wall on 4 tops of desulfurizing tower and extends to the top of 4 inner chambers of desulfurizing tower, the other end fixedly connected with shower nozzle of back flow, setting through circulating pump 5, can make the doctor solution in the desulfurizing tower 4 fully contact with marsh gas, be convenient for the desulfurization of marsh gas, and doctor solution has realized used repeatedly, resources are saved.
The working principle is as follows: when the device is used, sewage is subjected to anaerobic fermentation in the anaerobic tank 1, generated biogas is conveyed through a pipeline, enters the gas cabinet 3 for temporary storage after passing through the safety water seal 2, then enters the desulfurizing tower 4 to be fully contacted with desulfurizing liquid to complete desulfurization, the biogas discharged from the desulfurizing tower enters the gas-liquid separation 6, and the dried biogas is conveyed to a downstream gas-fired boiler through the booster fan 7 to be combusted to generate heat energy.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a improve marsh gas of security and utilize device, includes anaerobic jar (1), safe water seal (2), gas holder (3), desulfurizing tower (4) and circulating pump (5) of pipeline UNICOM, its characterized in that still includes vapour and liquid separator (6) and booster fan (7), the gas discharge mouth fixedly connected with gas discharge pipe (15) of desulfurizing tower (4), the other end of gas discharge pipe (15) and the bottom looks fixed connection of vapour and liquid separator (6), one side fixedly connected with booster fan (7) of vapour and liquid separator (6), the air intake fixedly connected with air-supply line (16) of booster fan (7), the other end of air-supply line (16) extends to the top of vapour and liquid separator (6) inner chamber.
2. The biogas utilization device with improved safety as claimed in claim 1, wherein: the top fixedly connected with pipeline one (12) of anaerobic jar (1), the other end of pipeline one (12) runs through the top of safe water seal (2) and extends to the bottom of safe water seal (2) inner chamber, the opposite side fixedly connected with pipeline two (13) at safe water seal (2) top, the other end of pipeline two (13) and one side looks fixed connection of gas holder (3) bottom, just the other end of pipeline two (13) extends to the inner chamber of gas holder (3), the bottom fixedly connected with pipeline three (14) of gas holder (3) inner chamber, the other end of pipeline three (14) runs through the bottom of gas holder (3) and extends to the top of desulfurizing tower (4) inner chamber.
3. The biogas utilization device with improved safety as claimed in claim 1, wherein: and an air outlet pipe is fixedly connected with an air outlet of the booster fan (7), and the other end of the air outlet pipe is connected with the combustion boiler.
4. The biogas utilization device with improved safety as claimed in claim 1, wherein: and combustible gas detectors (10) are arranged at the upper parts of the safety water seal (2) and the desulfurizing tower (4).
5. The biogas utilization device with improved safety as claimed in claim 2, wherein: and the middle part of the second pipeline (13) is fixedly connected with a flame arrester (9).
6. The biogas utilization device with improved safety as claimed in claim 1, wherein: and one side of the gas discharge pipe (15) is fixedly connected with a pressure detector (11).
7. The biogas utilization device with improved safety as claimed in claim 2, wherein: one side fixedly connected with unloading pipeline of pipeline one (12), one side fixedly connected with motorised valve (8) of unloading pipeline, motorised valve (8) and combustible gas detector (10) interlock mutually, and the top of unloading pipeline is equipped with another spark arrester (9).
8. The biogas utilization device with improved safety as claimed in claim 1, wherein: one side fixedly connected with circulating pump (5) of desulfurizing tower (4), the inlet fixedly connected with feed liquor pipe of circulating pump (5), the other end of feed liquor pipe run through the lateral wall on desulfurizing tower (4) and extend to the bottom of desulfurizing tower (4) inner chamber, the delivery port fixedly connected with back flow of circulating pump (5), the other end of back flow run through the lateral wall on desulfurizing tower (4) top and extend to the top of desulfurizing tower (4) inner chamber, the other end fixedly connected with shower nozzle of back flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122095052.XU CN216837322U (en) | 2021-09-01 | 2021-09-01 | Methane utilization device capable of improving safety |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122095052.XU CN216837322U (en) | 2021-09-01 | 2021-09-01 | Methane utilization device capable of improving safety |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216837322U true CN216837322U (en) | 2022-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122095052.XU Active CN216837322U (en) | 2021-09-01 | 2021-09-01 | Methane utilization device capable of improving safety |
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|---|---|
| CN (1) | CN216837322U (en) |
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2021
- 2021-09-01 CN CN202122095052.XU patent/CN216837322U/en active Active
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