CN202732012U - Ventilation air methane oxidization power generation system - Google Patents
Ventilation air methane oxidization power generation system Download PDFInfo
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- CN202732012U CN202732012U CN2012203036779U CN201220303677U CN202732012U CN 202732012 U CN202732012 U CN 202732012U CN 2012203036779 U CN2012203036779 U CN 2012203036779U CN 201220303677 U CN201220303677 U CN 201220303677U CN 202732012 U CN202732012 U CN 202732012U
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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
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Abstract
The utility model relates to a ventilation air methane oxidization power generation system, comprising a ventilation air methane collection and mixing system, ventilation air methane oxidization devices, an oxidization heat recycling power generation device and an end gas emission system, wherein the ventilation air methane collection and mixing system comprises the following components and devices: ventilation air methane wells, a coal mine gas extraction pump station, shutter type gas collection hoods, shutter valves with bypasses and electric adjustment valves; each ventilation air methane oxidization device comprises a tower structure, an induced air port, a hot air outlet and a cold air outlet; each tower structure comprises a pressurizing combustion chamber, an oxidization reaction bed, a pressurizing air chamber and a fuel nozzle; the oxidization heat recycling power generation device comprises an oxidization heat recycling device, a steam turbine and a power generator unit; and the high temperature smoke coming out from the ventilation air methane oxidization devices enters the oxidization heat recycling power generation device for recovery, and then is used for power generation. After the oxidization heat is utilized, the end gas almost contains no methane, and can be directly discharged into the atmosphere through a chimney.
Description
Technical field
The utility model relates to the utilization of mine low concentration gas, particularly the mine ultralow concentration gas is carried out oxidation and reaction heat is carried out the weary wind oxidation power generation system that high efficiency thermoelectric transforms.
Background technique
The methane gas of following in the mine production mainly is discharged in the atmosphere through two approach: gas pumping pumping plant and central return air shaft.According to the regulation of " coal-seam gas (coal mine gas) emission standard (provisional) " (GB 21522-2008), the methane volume concentration is higher than 30% necessary utilization of methane gas (being called high concentration gas), forbids direct discharging.And the mash gas extraction concentration of most of mines belongs to the in line scope that allows between 10 ~ 25%, and generally between 0.1 ~ 0.5%, maximum is no more than 0.75% to the gas density of central return air shaft discharging.So this part firedamp drainage always is regards waste gas by emptying, its value never is taken seriously.Mash gas extraction gas, concentration are higher than 10 ~ 15% part, mostly adopt the postcombustion generating of small size gas turbine or internal-combustion engine unit, steam boiler, and domestic Duo Jia has built in the colliery this class gas electricity station successively, and effect well.Practical application finds that the deviation ratio of the fluctuation of gas density and extraction amount is larger, and generated output is much smaller than design load, but does not affect operation.Concentration is at 4 ~ 10% low concentration gas, and is domestic also among attempting.Since 2000, the technology of utilizing of low concentration gas (15 ~ 25%) was progressively developed in various places in the process of utilizing coal-seam gas (concentration is at the gas more than 30%), and recuperable methane concentration has been reduced to 4% level.For the methane utilization of 4% following concentration, be gas (weary wind) below 0.75% for accounting for the concentration of total empty discharge capacity more than 75% especially, then almost be difficult to utilize.This part gas total amount is huge, but concentration is very low, have in addition be lower than 0.1%.According to statistics, the annual weary wind of China's coal-mine methane 100～15,000,000,000 m nearly that enter atmosphere
3, basic not utilization.19,000,000,000 m according to the Statistics (1994)
3, the first in the world accounts for 1/3 of Chinese industrial discharging, accounts for 1/3 of world's coal mining discharging.The greenhouse effect of coal mine gas are 21 times of carbon dioxide, and every 1 billion cubic meter methane that utilizes is equivalent to reduce discharging 1,500,000 tons of carbon dioxide.Instantly the following flood tide methane gas of 4% concentration that directly is discharged in the atmosphere is used, destroy by oxidation, and the reaction heat generating is brought benefits, carbon emission reduction and environmental protection are had of crucial importance and urgent meaning.
Summary of the invention
The utility model purpose is to provide a kind of weary wind oxidation power generation system, the ultralow concentration gas proportioning of 0.1-0.75% in the mine can be become stable concentration flow, enter afterwards oxidation coating and carry out the oxidation destruction, the heat energy that simultaneous reactions produces is used for steam turbine efficiency power generation, the exportable stable electric current that is easy to be incorporated into the power networks.95% above methane gas will be destroyed in this process, produces the carbon emission reduction benefit.
For achieving the above object, the utility model by the following technical solutions:
A kind of weary wind oxidation power generation system, to utilize the mine low concentration gas to carry out the system that oxidation destroyed and reaction heat was carried out the high efficiency thermoelectric conversion, it includes weary elegance collection and hybrid system, weary wind oxidation coating, oxidation heat reclaim electricity generating device and tail gas discharge system, weary elegance collection is connected with weary wind oxidation coating by pipeline with hybrid system, by the high temperature bypass weary wind oxidation coating and oxidation heat are reclaimed electricity generating device and be connected, the low temperature bypass of weary wind oxidation coating connects tail gas discharge system.
Wherein, weary wind (VAM) gathers with hybrid system and comprises with lower member and device: weary ventilating shaft, coal mine gas drainage pumping plant, louvre type gas skirt, band bypass venetian blind valve and electric control valve.The louvre type gas skirt is installed in ventilating shaft floss hole top, the louvre type gas skirt is with band bypass venetian blind valve (louver damper), before electric control valve is positioned at louvre type gas skirt and collection conduits, ventilating shaft is connected with collecting pipe by collection conduits, the delivering pipe of collecting pipe and coal extraction pumping plant is together incorporated the blending pipeline into, is connected with weary wind oxidation coating at last.
Methane volume concentration from the mash gas extraction of coal extraction pumping plant is at least 4%, control the weary wind pipeline of injection by a series of methane supervisory devices, be that the ultralow concentration gas of 0.1-0.75% mixes with the concentration of extraction in the ventilating shaft, then mixed weary wind enters in the weary wind oxidation coating.
Preferably, the mash gas extraction of coal extraction pumping plant (CMM), its methane volume concentration is 4-30%.
Preferably, mixed weary wind, the methane volume concentration is 0.3-4.0%.
More preferably, mixed weary wind, the methane volume concentration is 0.8-1.5%.
Preferably, collection conduits is carbon steel material.
Preferably, collecting pipe is carbon steel material.
Preferably, the blending pipeline is concrete or carbon steel material.
Preferably, aforesaid blending pipeline, it also comprises in damp injector grid, methane detector, flowmeter, thermometer and the pressure transmitter any one or a few.
Preferably, on the delivering pipe of gas pumping pumping plant methane detector is installed.
Weary wind oxidation coating: it includes tower structure, air-vent, hot-air outlet and cold wind outlet, wherein, comprises pressurized combustion chamber, oxidation reaction bed, supercharging air chamber and burner in the tower structure.The supercharging air chamber is positioned at oxidation reaction bed below, and is connected with cold and hot exhaust outlet with air-vent, and the oxidation reaction bed lays respectively at the both sides of tower body.
Preferably, the shell of tower structure is steel matter.
Preferably, aforesaid tower structure adopts the Double-Tower Structure design, and it includes oxidation reaction bed, supercharging air chamber, pressurized combustion chamber and burner.
Preferably, aforesaid oxidation reaction bed is ceramic bed.
Preferably, on the oxidation reaction bed temperature thermocouple is installed.
Oxidation heat reclaims electricity generating device and comprises oxidation heat (waste heat) recovering device, steam turbine and generator set, enters the recovery that the oxidation heat recovering device carries out oxidation heat from weary wind oxidation coating hot flue gas out, then is used in generating.
Preferably, aforesaid steam turbine, its initial steam pressure are 3.82 ~ 8.83MPa, and throttle (steam) temperature is 450 ~ 540 ℃ high-temperature steam.
Preferably, generator set is the steam power generator set.
Aforesaid oxidation heat recovering device comprises: preset vaporizer, vaporizer, superheater, economizer and drum.
Preferably, the aforesaid vaporizer that presets includes water cooled furnace wall.
Preferably, aforesaid vaporizer comprises light pipe vaporizer and extended surface tube vaporizer.
The oxidation heat boiler is converted into 3.82 ~ 8.83MPa with high-temperature flue gas, and temperature is 450 ~ 540 ℃ high-temperature steam, and by pipeline access steam turbine, steam turbine can be converted into kinetic energy with the interior of steam, drives the generator generating.The connection that oxidation heat reclaims electricity generating device is those skilled in the art's common practise, does not repeat them here.
Tail gas discharge system: hot blast and cold wind that weary wind oxidative system produces are discharged respectively by high temperature bypass and low temperature bypass.The oxidation heat that enters into the oxidation hot blast that the high temperature bypass is discharged reclaims electricity generating device and is used for generating.Hot blast becomes cold wind after reclaiming electricity generating device through oxidation heat, and the cold wind of discharging with the low temperature bypass directly is discharged in the atmosphere by chimney, and they have contained methane hardly through peroxidating.
The working principle of weary wind oxidation power generation system: the weary wind in the mine (concentration is 0.1 ~ 0.75%) is collected by the louvre type gas skirt, collecting the transportation of later weary wind by collection conduits and collecting pipe mixes in pipeline with the mash gas extraction of coal extraction pumping plant, the entrance of coal extraction pumping plant mash gas extraction is equipped with methane detector, the methane concentration that is used for monitoring gas, the blending pipeline is equipped with damp injector grid, flowmeter, thermometer and pressure transmitter successively, and these devices are for detection of the mixing situation of calculating methane.Gas is mixed into concentration in the blending pipeline be to enter oxidation coating behind the weary wind between 0.3～4%.Weary elegance collection is connected with weary wind oxidation coating by carbon steel piping with hybrid system.Before weary wind is introduced into; by burner the oxidation reaction bed is heated at least 900 ℃; then burner is flame-out; weary wind isolating door is opened; allow the air inducing fan drive weary wind from bottom to top vertically by the oxidation reaction bed; tower body is insulated heat; the oxidation reaction bed keeps high temperature; when weary wind enters the pressurized combustion chamber of top by first oxidation reaction bed; contained methane is oxidized in moment in the weary wind; discharge oxidation heat in the oxidation bed space; gas in these oxidation heat circumference environment; (first oxidation reaction bed was because the methane oxidation release heat when heated gas entered into second colder oxidation reaction bed; so temperature is higher than second oxidation reaction bed); oxidation bed is absorbing heat effectively; as long as the methane concentration in the weary wind is greater than 0.3%; the oxidation heat that produces will be greater than the heat of escaping; the oxidation heat that namely produces is except satisfying the heat demand of oxidation coating self thermal oxidation environment; also can produce unnecessary heat; poor according to weary wind inlet temperature and delivery temperature adjusted the flow direction of weary general mood body in tower, and (left side is entered the right side and gone out to make it replace the adverse current commutation; the right side is entered a left side and is gone out, checker).The heat that discharges when oxidation reaction exceeds keeps the required heat of oxidation reaction, and these oxidation heat just reclaim by the oxidation heat recovering device and are used for generating.
Preferably, before weary wind was introduced into, burner was heated to the oxidation reaction bed more than 900 ℃.
The beneficial effects of the utility model are: this system can become concentration flow stable between 0.3～4.0% with ultralow concentration gas in the mine (weary wind) proportioning, enter afterwards oxidation coating and carry out the oxidation destruction, the heat energy that simultaneous reactions produces is used for the steam turbine efficiency power generation, the exportable stable electric current that is easy to be incorporated into the power networks, 95% above methane gas will be destroyed in this process, produces the carbon emission reduction benefit.Suppose that ventilation air methane concentration is 0.3%, flow is 1,080,000 Nm
3/ h, year processing mine air-lack 9,460,800,000 Nm
3, 1,200,000 tons of CO of annual reduction of greenhouse gas discharge
2Equivalent, year recovery heat 350400GJ, about 200,000,000 degree of year generating.
Description of drawings
Fig. 1 is according to weary wind oxidation power generation system schematic flow sheet of the present utility model.
Fig. 2 is the schematic representation according to a preferred embodiment of the structure of of the present utility model one weary elegance collection and hybrid system;
Fig. 3 is the structural representation according to a preferred embodiment of of the present utility model one weary wind oxidation coating;
Fig. 4 reclaims power generation system figure according to an oxidation heat of the present utility model;
Fig. 5 is the schematic representation of a preferred embodiment of tail gas discharge system;
Each unit number is respectively among the figure: the weary ventilating shaft of 1-; 2-louvre type gas skirt; The 3-electric control valve; The 4-collection conduits; 5-carbon steel collecting pipe; 6-coal mine gas drainage pumping plant; 7-blending pipeline; 8-gas injector grid; The 9-methane detector; The 10-methane detector; The 11-flowmeter; The 12-thermometer; The 13-pressure transmitter; The weary wind oxidation coating of 14-; The 15-air-vent; The outlet of 16-cold wind; The 17-hot-air outlet; The 18-tower structure; 19-pressurized combustion chamber; 20-oxidation reaction bed; 21-supercharging air chamber; The 22-burner; The 23-chimney; The 24-preheating evaporator; The 25-superheater; The 26-vaporizer; The 27-economizer; The 28-steam turbine; 29-steam electric power unit; 30-oxidation heat recovering device; The weary distinguished and admirable Inbound of a-; The weary distinguished and admirable Inbound of b-; The bypass of c-high temperature; The bypass of d-low temperature.
Embodiment
Below in conjunction with accompanying drawing some embodiments of the present utility model are further described:
Comprise weary elegance collection and hybrid system, weary wind oxidation coating, oxidation heat recovery electricity generating device and tail gas discharge system according to the weary blast power generation system of oxidation of the present utility model, connect flow chart as shown in Figure 1.Wherein, a preferred structure of weary elegance collection and hybrid system as shown in Figure 2, it comprises weary ventilating shaft 1, louvre type gas skirt 2, electric control valve 3, collection conduits 4, carbon steel collecting pipe 5, gas pumping pumping plant 6, blending pipeline 7, damp injector grid 8, methane detector 9, methane detector 10, flowmeter 11, thermometer 12 and pressure transmitter 13.Louvre type gas skirt 2 is installed in weary ventilating shaft 1 floss hole top, band bypass venetian blind valve, adopt electric actuator to regulate, after electric control valve 3 is installed in gas skirt, before it is positioned at louvre type gas skirt 2 and collection conduits 4, weary ventilating shaft 1 is connected with carbon steel collecting pipe 5 by collection conduits 4, carbon steel collecting pipe 5 is together incorporated blending pipeline 7 into the delivering pipe of coal mine gas drainage pumping plant 6, then be connected with the weary wind apparatus 14 of oxidation, methane detector 10 is positioned on the delivering pipe of coal mine gas drainage pumping plant, for detection of the gas implantation concentration of extraction pumping plant.The blending pipeline comprises damp injector grid 8, methane detector, 9, flowmeter 11, thermometer 12 and pressure transmitter 13.Weary wind oxidation coating as shown in Figure 3, it comprises air-vent 15, cold wind outlet 16, hot-air outlet 17 and tower structure 18, this tower structure are Double-Tower Structure, and it includes pressurized combustion chamber 19, oxidation reaction ceramic bed 20, supercharging air chamber 21 and burner 22 wherein, are equipped with temperature thermocouple on the oxidation reaction ceramic bed 20.Supercharging air chamber 21 is positioned at oxidation reaction ceramic bed 20 belows, each supercharging air chamber lower end connects respectively by pipeline and connects air-vent and cold wind outlet, hot-air outlet is positioned at the tower structure top, and reclaim electricity generating device with as shown in Figure 4 oxidation heat and be connected, oxidation heat reclaims electricity generating device and comprises: the oxidation heat recovering device, steam turbine 28 and group of motors 29, the oxidation heat recovering device comprises: preset vaporizer 24, superheater 25, vaporizer 26 and economizer 27, enter the oxidation heat recovering device successively through presetting vaporizer 24 from weary wind oxidation coating hot flue gas out, superheater 25, vaporizer 26 and economizer 27 carry out the recovery of oxidation heat, then are used in generating.Tail gas discharge system as shown in Figure 5, the low-temperature cold wind of oxidation reaction is discharged to the atmosphere through chimney 23 by low temperature bypass d from the cold wind outlet, high-temperature gas after the oxidation reaction flows out from hot-air outlet, be connected with oxidation heat recovering device 30 by high temperature bypass c, hot blast is through after the recovering device, by pipeline e through stack emission in atmosphere.
Weary wind in the mine (concentration is 0.1 ~ 0.75%) is collected by the louvre type gas skirt, flow velocity size when modulating valve can be regulated its collection, collect the transportation of later weary wind by the carbon steel collecting pipe and then be mixed into the blending pipeline with mash gas extraction (concentration is 4 ~ 30%), the gas pumping entrance is equipped with methane detector, methane concentration for detection of mash gas extraction, the blending pipeline is equipped with damp injector grid, flowmeter, thermometer, methane detector and pressure transmitter successively, for detection of the mixing situation of calculating methane.Gas enters weary wind oxidation coating be mixed into the weary wind that concentration is 0.1-4% in the blending pipeline after.Weary elegance collection is connected with weary wind oxidation coating by pipeline with hybrid system.Before weary wind is introduced into; by propane gas burner 22 the oxidation reaction bed is heated to 900-960 ℃; then burner is flame-out; weary wind vertically passes through the oxidation reaction bed from bottom to top by air-vent; tower body is insulated heat; the oxidation reaction bed keeps high temperature; when weary wind enters the pressurized combustion chamber of top by first oxidation reaction bed; contained methane is oxidized in moment in the weary wind; discharge oxidation heat in the oxidation bed space; gas in these oxidation heat circumference environment; when heated gas enters into second colder oxidation reaction bed; oxidation bed is absorbing heat effectively; as long as the methane concentration in the weary wind reaches 0.3%, the oxidation heat of generation will be greater than the heat of escaping, and the oxidation heat that namely produces is except satisfying the heat demand of oxidation coating self thermal oxidation environment; also can produce unnecessary heat, this oxidative system just can automatic cycle.For so that two oxidation reaction beds are kept the required high temperature of oxidation, guaranteeing both temperature difference greatly about about 60 ℃, and make two oxidation reaction beds keep the required high temperature more than 900 ℃ of oxidation, the inflow direction of the weary wind of conversion at set intervals is from a → b or b → a.Discharge respectively by high temperature bypass and low temperature bypass by hot blast and cold wind that weary wind oxidative system produces.The hot blast that the high temperature bypass is discharged is that the oxidation heat of oxidation reaction enters into oxidation heat recovery electricity generating device for oxidation heat recovery generating, high temperature bypass hot blast out, through having become cold wind after the waste heat recovering device, the cold wind of discharging with the low temperature bypass directly is discharged in the atmosphere by the chimney of tail gas discharge system, and the gas of discharging contains methane hardly after oxidation.
It will be understood by those skilled in the art that the combination in any that has comprised each part mentioned above according to weary wind oxidation power generation system of the present invention.
The above only is preferred embodiment of the present utility model; can not limit the utility model; certainly all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all within protection domain of the present utility model.
Claims (17)
1. weary wind oxidation power generation system, to utilize the mine low concentration gas to carry out the system that oxidation destroyed and reaction heat was carried out the high efficiency thermoelectric conversion, it is characterized in that: include weary elegance collection and hybrid system, weary wind oxidation coating, oxidation heat recovery electricity generating device and tail gas discharge system, weary elegance collection is connected with weary wind oxidation coating by pipeline with hybrid system, by the high temperature bypass weary wind oxidation coating and oxidation heat are reclaimed electricity generating device and be connected, the low temperature bypass of weary wind oxidation coating connects tail gas discharge system.
2. weary wind oxidation power generation system according to claim 1, it is characterized in that: mine air-lack collection and hybrid system comprise with lower member and device: weary ventilating shaft (1), louvre type gas skirt (2), band bypass venetian blind valve and electric control valve (3), coal mine gas drainage pumping plant (6); Louvre type gas skirt (2) is installed in ventilating shaft floss hole top, the louvre type gas skirt is with band bypass venetian blind valve, electric control valve is positioned at the louvre type gas skirt and collection conduits (4) is front, weary ventilating shaft (1) is connected with collecting pipe by collection conduits (4), the delivering pipe of collecting pipe and coal extraction pumping plant is together incorporated blending pipeline (7) into, is connected with weary wind oxidation coating (14) at last.
3. weary wind oxidation power generation system according to claim 2, it is characterized in that: collection conduits is carbon steel material.
4. weary wind oxidation power generation system according to claim 2, it is characterized in that: collecting pipe is carbon steel material.
5. weary wind oxidation power generation system according to claim 2, it is characterized in that: the blending pipeline is concrete or carbon steel material.
6. weary wind oxidation power generation system according to claim 2, it is characterized in that: the blending pipeline also includes any one or a few in damp injector grid, methane detector, flowmeter, thermometer and the pressure transmitter.
7. want 2 described weary wind oxidation power generation systems according to right, it is characterized in that: on the delivering pipe of gas pumping pumping plant methane detector is installed.
8. weary wind oxidation power generation system according to claim 1 and 2, it is characterized in that: weary wind oxidation coating includes tower structure (18), air-vent (15), hot-air outlet (17) and cold wind outlet (16), wherein, comprise pressurized combustion chamber (19), oxidation reaction bed (20), supercharging air chamber (21) and burner (22) in the tower structure; The supercharging air chamber is positioned at oxidation reaction bed below, and is connected with cold and hot exhaust outlet with air-vent, and the oxidation reaction bed lays respectively at the both sides of tower body.
9. weary wind oxidation power generation system according to claim 8, it is characterized in that: the shell of tower structure is steel matter.
10. weary wind oxidation power generation system according to claim 8 is characterized in that: tower structure adopts the Double-Tower Structure design, and it includes oxidation reaction bed, supercharging air chamber, pressurized combustion chamber and burner.
11. weary wind oxidation power generation system according to claim 8, it is characterized in that: the oxidation reaction bed is ceramic bed.
12. weary wind oxidation power generation system according to claim 8 is characterized in that: on the oxidation reaction bed temperature thermocouple is installed.
13. weary wind oxidation power generation system according to claim 1 and 2 is characterized in that: oxidation heat reclaims electricity generating device and comprises oxidation heat recovering device, steam turbine and generator set.
14. weary wind oxidation power generation system according to claim 13, it is characterized in that: generator set is the steam power generator set.
15. weary wind oxidation power generation system according to claim 13, it is characterized in that: the oxidation heat recovering device comprises: preset vaporizer, vaporizer, superheater, economizer and drum.
16. weary wind oxidation power generation system according to claim 15 is characterized in that: preset vaporizer and include water cooled furnace wall.
17. weary wind oxidation power generation system according to claim 15, it is characterized in that: vaporizer comprises light pipe vaporizer and extended surface tube vaporizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203036779U CN202732012U (en) | 2012-04-01 | 2012-06-27 | Ventilation air methane oxidization power generation system |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210094753.4 | 2012-04-01 | ||
| CN201210094753 | 2012-04-01 | ||
| CN2012203036779U CN202732012U (en) | 2012-04-01 | 2012-06-27 | Ventilation air methane oxidization power generation system |
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| CN202732012U true CN202732012U (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012203036779U Expired - Lifetime CN202732012U (en) | 2012-04-01 | 2012-06-27 | Ventilation air methane oxidization power generation system |
| CN2012102144747A Pending CN102733872A (en) | 2012-04-01 | 2012-06-27 | Ventilation air methane oxidation power generation system |
| CN2012203032301U Expired - Lifetime CN202735797U (en) | 2012-04-01 | 2012-06-27 | Distributed control system for coal mine ventilation air oxidation generator set |
| CN201210214150.3A Active CN102722164B (en) | 2012-04-01 | 2012-06-27 | Distributed control system for coal mine ventilation air oxidation generator set |
| CN2012203303089U Expired - Lifetime CN202690117U (en) | 2012-04-01 | 2012-07-10 | Ventilation air collecting and mixing system |
Family Applications After (4)
| Application Number | Title | Priority Date | Filing Date |
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| CN2012102144747A Pending CN102733872A (en) | 2012-04-01 | 2012-06-27 | Ventilation air methane oxidation power generation system |
| CN2012203032301U Expired - Lifetime CN202735797U (en) | 2012-04-01 | 2012-06-27 | Distributed control system for coal mine ventilation air oxidation generator set |
| CN201210214150.3A Active CN102722164B (en) | 2012-04-01 | 2012-06-27 | Distributed control system for coal mine ventilation air oxidation generator set |
| CN2012203303089U Expired - Lifetime CN202690117U (en) | 2012-04-01 | 2012-07-10 | Ventilation air collecting and mixing system |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202732012U (en) * | 2012-04-01 | 2013-02-13 | 浙江亿扬能源科技有限公司 | Ventilation air methane oxidization power generation system |
| DE102015205516A1 (en) | 2014-12-22 | 2016-06-23 | Dürr Systems GmbH | Apparatus and method for thermal exhaust gas purification |
| CN104848674A (en) * | 2015-05-18 | 2015-08-19 | 上海褐美能源科技有限公司 | Coal mine low concentration gas oxidation high temperature hot air and coal slime preparing and drying technology |
| WO2017097733A1 (en) * | 2015-12-07 | 2017-06-15 | Dürr Systems Ag | A mixing and processing system of ventilation air methane and coal mine methane |
| CN106020325B (en) * | 2016-06-24 | 2017-12-15 | 华电电力科学研究院 | A kind of energy-saving and emission-reduction method based on control valve opening heat consumption rate curve |
| CN107143420A (en) * | 2017-05-09 | 2017-09-08 | 阮秀梅 | A kind of coal mine gas integrated application device |
| CN107387155A (en) * | 2017-09-11 | 2017-11-24 | 中煤科工集团重庆研究院有限公司 | Automatic coal bed gas blending control system and regulation and control method |
| CN108916654A (en) * | 2018-07-13 | 2018-11-30 | 平安开诚智能安全装备有限责任公司 | A kind of safe mixing device of ultralow concentration gas and method |
| CN112324488B (en) * | 2020-10-30 | 2022-09-16 | 中国平煤神马能源化工集团有限责任公司 | System for preparing saturated steam by low-gas high-temperature heat storage oxidation of coal mine |
| CN113375175B (en) * | 2021-07-15 | 2022-08-09 | 北京中源博智节能科技有限公司 | Coal mine gas regenerative oxidation method |
| CN115247974A (en) * | 2022-07-25 | 2022-10-28 | 华中科技大学 | System and method for thermochemical heat storage by using methane combustion waste heat |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7161678B2 (en) * | 2002-05-30 | 2007-01-09 | Florida Power And Light Company | Systems and methods for determining the existence of a visible plume from the chimney of a facility burning carbon-based fuels |
| CN101413398B (en) * | 2008-11-28 | 2010-12-15 | 山东理工大学 | Heating start-up system of mine ventilation air methane oxidized apparatus |
| CN101766952B (en) * | 2009-12-30 | 2012-11-21 | 山东理工大学 | Gas flow reverse control method of ventilation air methane thermal oxidation device of coal mine |
| CN101900332B (en) * | 2010-05-07 | 2011-12-28 | 大连海事大学 | Heat accumulation type super-low calorific value fuel gas treatment and energy utilization device |
| CN101845960A (en) * | 2010-05-07 | 2010-09-29 | 大连海事大学 | Ventilation air methane countercurrent oxidation device with flue gas suction device |
| CN201963341U (en) * | 2010-12-24 | 2011-09-07 | 上海攀极投资有限公司 | Comprehensive application system of coalmine gas |
| CN202732012U (en) * | 2012-04-01 | 2013-02-13 | 浙江亿扬能源科技有限公司 | Ventilation air methane oxidization power generation system |
-
2012
- 2012-06-27 CN CN2012203036779U patent/CN202732012U/en not_active Expired - Lifetime
- 2012-06-27 CN CN2012102144747A patent/CN102733872A/en active Pending
- 2012-06-27 CN CN2012203032301U patent/CN202735797U/en not_active Expired - Lifetime
- 2012-06-27 CN CN201210214150.3A patent/CN102722164B/en active Active
- 2012-07-10 CN CN2012203303089U patent/CN202690117U/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN202690117U (en) | 2013-01-23 |
| CN102722164B (en) | 2014-04-09 |
| CN202735797U (en) | 2013-02-13 |
| CN102722164A (en) | 2012-10-10 |
| CN102733872A (en) | 2012-10-17 |
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Effective date of registration: 20160426 Address after: 047100 Shanxi city of Changzhi province Changzhi County High River Coal Mining Area Patentee after: CHANGZHI YIYANG ENERGY TECHNOLOGY CO.,LTD. Patentee after: ZHEJIANG YIYANG ENERGY TECHNOLOGY Co.,Ltd. Address before: Hangzhou City, Zhejiang province 310013 Xihu District Bauhinia Road 2, The Union Buildings, A block 302 Patentee before: Zhejiang Yiyang Energy Technology Co.,Ltd. |
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