CN101329067B - Coal mine mash gas incineration torch - Google Patents

Coal mine mash gas incineration torch Download PDF

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Publication number
CN101329067B
CN101329067B CN2008100169832A CN200810016983A CN101329067B CN 101329067 B CN101329067 B CN 101329067B CN 2008100169832 A CN2008100169832 A CN 2008100169832A CN 200810016983 A CN200810016983 A CN 200810016983A CN 101329067 B CN101329067 B CN 101329067B
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CN
China
Prior art keywords
gas
valve
blower fan
coal mine
burner
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CN2008100169832A
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Chinese (zh)
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CN101329067A (en
Inventor
马晓钟
陈宜亮
杨凯
Original Assignee
胜利油田胜利动力机械集团有限公司
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Priority to CN2008100169832A priority Critical patent/CN101329067B/en
Publication of CN101329067A publication Critical patent/CN101329067A/en
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Publication of CN101329067B publication Critical patent/CN101329067B/en

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Abstract

The invention discloses a coal-mine gas-burning torch which comprises a burner and etc. systems including an insulation layer arranged inside a casing; a regenerative honeycomb ceramics and a bracket thereof which are arranged in the middle of the insulation layer, a proportioning mixer and a multi-head mixed-gas nozzle which are arranged on a lower part of the bracket; an upper sealing cover arranged at the upper end of the casing and a lower sealing cover and a base which are arranged at the lower end of the casing; a pipeline and a main gas supply valve which are connected with the proportioning mixer; a pressure-regulating valve, a flame arrester, a filtering dehydrator, a hydroseal flame arrester, an electronic-control valve and a gas diffusion valve which are sequentially connected; a fan which is arranged inside the base under the casing and connected with the lower part of the proportioning mixer; an electronic ignition system comprising an LPG fuel supply valve, a gas supply valve connected with a gas transferring pipeline and an electronic igniter communicated with the lower part of the burner; a temperature sensor arranged in the regenerative honeycomb ceramics; an air pressure sensor arranged at the back of the fan; a gas concentration sensor, a gas pressure sensor and an electronic-control valve which are arranged in the gas transferring pipeline system and a controller arranged on the lower part of the casing.

Description

Coal mine mash gas incineration torch

One, technical field

The present invention relates to coal mine mash gas incineration equipment, particularly a kind of coal mine mash gas incineration torch.

Two, background technology

The processing of gas in the coal mining, traditional mode is directly discharging, but this mode exists following shortcoming or deficiency: the mean concentration that 1. draws out methane at present is lower than 30%, be higher than 30% gas for gas density, because civilian or generating etc. utilize the intermittence and the discontinuity of means, cause the direct emptying of some gas, polluted atmospheric environment.2. owing to draw out methane with the variation of underground coal mining activity, its gas density is also changing constantly, concentration might near or enter 5%~15% explosion limit, as take to destroy methane in the gas in the mode that gas ground release mouth is directly lighted gas, there is big safety problem, can causes the loss of equipment, the person and property when handling shortcoming.

Three, summary of the invention

The purpose of this invention is to provide a kind of improved coal mine mash gas incineration torch, the shortcoming or the deficiency that overcome effectively or avoid existing in the above-mentioned prior art.

Coal mine mash gas incineration torch of the present invention, comprise burner, the gas pipeline system, air supply system, the solid-state ignition system electrical apparatus control system of unifying, it is characterized in that described burner comprises the heat-insulation layer of shell and interior installation thereof, accumulation of heat honeycomb pottery magnetic and the support thereof that install at the heat-insulation layer middle part, proportioner and the bull mist nozzle that install this support bottom, the top cover labyrinth that install the housing upper end, lower sealing cover and the base that install the housing lower end, described gas pipeline system comprises that the pipeline that is connected with proportioner reaches the pressure regulator valve that links to each other successively with main gas supply valve, spark arrester, the filtering means dehydration device, the water seal spark arrester, electrically-controlled valve and gas diffuse valve, described air supply system comprises the interior blower fan of installing of the base under the housing, this blower fan is connected with the proportioner bottom, described electronic ignition system comprises LPG fuel supply valve, the fuel feed pipe that is connected with the burner bottom, gas supply valve that is connected with the gas conveyance conduit and the ignition that is connected with the burner bottom, described electrical apparatus control system comprises the temperature sensor that is installed in the accumulation of heat honeycomb pottery magnetic, the air pressure probe of installing behind the blower fan is installed on the gas concentration sensor of gas pipeline system, the gas pressure sensor, electrically-controlled valve and the controller that is arranged at lower housing portion.

Wherein, on the housing at described accumulation of heat ceramic honey comb position observation window is installed.Described support is the barrel-like structure that carborundum is made.Described blower fan is connected with the proportioner lower end, is controlled by controller.Described control valve is a mechanical linkage formula structure, and an end is connected with main gas supply valve, and the other end is connected with the gas supply valve with spark arrester, and an end is connected with proportioner from blower fan again.Described upper and lower seal cover, temperature sensor, pressure sensor, gas concentration sensor, gas pressure sensor, electrically-controlled valve, blower fan all are electrically connected with controller, are controlled by the controller.

The present invention has the following advantages compared with prior art:

1. adopt the accumulation of heat ceramic honey comb, can absorb a large amount of calory burnings, for gas is realized stable lean burn create environment condition.

2. with Venturi tube coupling gas and AIR Proportional, as the foundation of accurately regulating the ratio of air and gas in the running, keep torch to be in " lean burn " state, gas is fully burned with the temperature in the accumulation of heat ceramic honey comb.

3. adopt gas service safety wavy metal band dry type spark arrester, gas and aero-mechanical interlock stop air supply gas and promptly stop to supply with; ,, when temperature surpasses the numerical value of regulation, turn-off gas supply and bypass and diffuse gas, as control signal with temperature in the accumulation of heat ceramic honey comb with protection mine safety.

Four, description of drawings

Fig. 1 is a kind of structural representation of the present invention

Fig. 2 is for controlling schematic diagram by structural circuit shown in Figure 1

Five, the specific embodiment

Shown in Figure 2 as Fig. 1, a kind of coal mine mash gas incineration torch comprises burner, gas pipeline system, air supply system, the solid-state ignition system electrical apparatus control system of unifying.Burner comprises accumulation of heat honeycomb pottery magnetic 5 and the support 6 thereof that install at the interior middle part of heat-insulation layer 3, heat-insulation layer of shell 2 and interior installation thereof, the lower sealing cover 19 and the base 21 of the top cover labyrinth 1 that install proportioner 10 that install this support bottom and bull mist nozzle 9, housing 2 upper ends, the installation of housing 2 lower ends.The gas pipeline system comprises that the pipeline that is connected with proportioner 10 reaches the pressure regulator valve 12, spark arrester 14, filtering means dehydration device 15, water seal spark arrester 16, electrically operated valve 17 and the gas that link to each other successively with main gas supply valve 11 and diffuses valve 18..Air supply system comprises the base 21 interior blower fans of installing 20 under the housing 2, and this blower fan is connected with proportioner 10 bottoms.Electronic ignition system comprises LPG fuel supply valve 8, fuel feed pipe, the gas supply valve 13 that is connected with the gas conveyance conduit that is connected with the burner bottom and the ignition 7 that is connected with the burner bottom.Electrical apparatus control system comprises the temperature sensor 24 that is installed in the accumulation of heat honeycomb pottery magnetic 5, the air pressure probes 25 that install blower fan 20 back are installed on gas concentration sensor 26, gas pressure sensor 27, the electrically-controlled valve 17 of gas pipeline system and are arranged at the controller 22 of housing 2 bottoms.

On the housing 2 at accumulation of heat ceramic honey comb 5 positions observation window 4 is installed.The barrel-like structure that support 6 is made for carborundum.Blower fan 20 is connected with proportioner 10 lower ends, by controller 22 controls.Pressure regulator valve 12 is mechanical linkage formula structure, and an end is connected with main gas supply valve 11, and the other end is connected with gas supply valve 13 with spark arrester 14, and an end is connected with proportioner 10 from blower fan 20 again.Top cover labyrinth 1, lower sealing cover 19, temperature sensor 24, pressure sensor 25, gas concentration sensor 26, gas pressure sensor 27, electrically-controlled valve 17, blower fan 20 all are electrically connected with controller 22, controlled device 22 controls.

During startup, the effect that bull mist nozzle 9 serves as burning jamb, flame burns herein, and pre-thermal regenerator ceramic honey comb 5 is the lean burn manufacturing environment condition after starting.During operate as normal, bull mist nozzle 9 enters in the accumulation of heat ceramic honey comb 5 mixed fuel gas evenly distributedly, carries out lean burn.Proportioner 10 is to control gas and Air mixing burning ratio roughly, and this sentences swiftly flowing air and brings gas into.The gas pipeline system diffuses valve 18, water seal spark arrester 16, filtering means dehydration device 15, wavy metal band dry type spark arrester 14, pressure regulator valve 12, main gas supply valve 11 and corresponding conveyance conduit thereof by gas and forms.Water seal spark arrester 16 and wavy metal band dry type spark arrester 14 constitute associating back-fire relief system, and when tempering appearred in torch, the blocking-up torch returned to gas pump house and mine, guarantees safety of coal mines.It is when flare system is protected stoppage in transit that gas diffuses valve 18, diffuses unburned gas, is in normal duty with protection gas pump.Air pressure after the mechanical linkage which controls pressure regulator valve 12 induction air blower 20 when blower fan shuts down, can in time be cut off the supply of gas, to guarantee torch safety.

Air supply system is made up of base 21, blower fan 20 and corresponding pipeline.The outlet of blower fan 20 links to each other with proportioner 10 on the burner.Blower fan 20 is installed in the base 21, and the screen pack of filtered air is installed on the base 21.

Electronic ignition system is formed by starting gas supply valve 13, LPG fuel supply valve 8, ignition 7 and corresponding pipeline thereof.When torch starts, more than 30% and concentration stabilize, can use gas as starting fluid as gas density.Otherwise, use LPG as starting fluid.During startup, main gas is supplied with valve 11 and is in closed condition, opens to start gas and supply with valve 13 (or LPG fuel supply with valve 8, can only open one of them simultaneously), starts successfully after, close the startup valve, and open main gas supply valve 11.

As shown in Figure 2, electric control system is formed by being installed in two temperature sensors 24 in the accumulation of heat ceramic honey comb 5, air pressure probe 35, gas concentration sensor 26, gas pressure sensor 27, electrically-controlled valve 17, blower fan 20 and top cover labyrinth 1 behind the blower fan 20 and lower sealing cover 19 and controller 22.When torch is in running order, respond to temperature in the accumulation of heat ceramic honey comb 5 simultaneously by two temperature sensors 24, double temperature sensor has strengthened the reliability of temperature sense.Temperature signal is sent into controller 22, and controller 22 is handled back fan 20 and is sent the execution signal, is finished the adjusting of air mass flow by blower fan 20.In the time of in the temperature in the accumulation of heat ceramic honey comb 5 can not be controlled at the scope that operate as normal requires, send instruction, turn-off gas by electrically-controlled valve 17 and supply with by controller 22.When gas density is lower than 30%, by gas concentration sensor 26 signal is sent into controller 22, handle back instruction electrically-controlled valve 17 by it and turn-off the gas supply.When the gas pumping plant stops air feed, by gas pressure sensor 27 signal is delivered to controller 22, handle back instruction electrically-controlled valve 17 and turn-off; When the gas pumping plant recovers air feed, by gas pressure sensor 27 signal is delivered to controller 22, handle back instruction electrically-controlled valve 17 and open.

Claims (6)

1. coal mine mash gas incineration torch, comprise burner, the gas pipeline system, air supply system, the solid-state ignition system electrical apparatus control system of unifying, it is characterized in that described burner comprises the heat-insulation layer of shell and interior installation thereof, accumulation of heat honeycomb pottery magnetic and the support thereof that install at the heat-insulation layer middle part, proportioner and the bull mist nozzle that install this support bottom, the top cover labyrinth that install the housing upper end, lower sealing cover and the base that install the housing lower end, described gas pipeline system comprises that the pipeline that is connected with proportioner reaches the pressure regulator valve that links to each other successively with main gas supply valve, spark arrester, the filtering means dehydration device, the water seal spark arrester, electrically-controlled valve and gas diffuse valve, described air supply system comprises the interior blower fan of installing of the base under the housing, this blower fan is connected with the proportioner bottom, described electronic ignition system comprises LPG fuel supply valve, the fuel feed pipe that is connected with the burner bottom, gas supply valve that is connected with the gas conveyance conduit and the ignition that is connected with the burner bottom, described electrical apparatus control system comprises the temperature sensor that is installed in the accumulation of heat honeycomb pottery magnetic, the air pressure probe of installing behind the blower fan is installed on the gas concentration sensor of gas pipeline system, the gas pressure sensor, electrically-controlled valve and the controller that is arranged at lower housing portion.
2. coal mine mash gas incineration torch according to claim 1 is characterized in that on the housing at described accumulation of heat ceramic honey comb position observation window being installed.
3. coal mine mash gas incineration torch according to claim 1 is characterized in that described support is the barrel-like structure that carborundum is made.
4. according to the described coal mine mash gas incineration torch of claim 1, it is characterized in that described blower fan is connected with the proportioner lower end, is controlled by controller.
5. coal mine mash gas incineration torch according to claim 1, it is characterized in that described pressure regulator valve is a mechanical linkage formula structure, one end is connected with main gas supply valve, and the other end is connected with the gas supply valve with spark arrester, and an end is connected with proportioner from blower fan again.
6. coal mine mash gas incineration torch according to claim 1 is characterized in that described upper and lower seal cover, temperature sensor, air pressure probe, gas concentration sensor, gas pressure sensor, electrically-controlled valve, blower fan, all be electrically connected, be controlled by the controller with controller.
CN2008100169832A 2008-06-26 2008-06-26 Coal mine mash gas incineration torch CN101329067B (en)

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Application Number Priority Date Filing Date Title
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CN101329067B true CN101329067B (en) 2010-06-09

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103851608A (en) * 2014-03-07 2014-06-11 四川威特龙消防设备有限公司 Inert gas generator

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CN102207029A (en) * 2010-11-14 2011-10-05 龙口矿业集团有限公司 Method for comprehensively utilizing oil shale refining residual gas
CN102080824B (en) * 2011-01-26 2012-08-01 煤炭科学研究总院重庆研究院 Fire-retardant low concentration gas burner
CN102278133B (en) * 2011-06-29 2013-06-05 淄博淄柴新能源有限公司 Individual overflow water seal fire relief and explosion release device
TWI471508B (en) * 2012-08-03 2015-02-01 Grand Mate Co Ltd Gas fireplace and its energy saving device and energy saving control method
CN102944020A (en) * 2012-12-05 2013-02-27 中煤科工集团重庆研究院 Mash gas incineration system with metal fibre burner
CN103742906B (en) * 2013-12-30 2016-03-30 重庆广播电视大学 Adopt the telescopic nondestructive inspection gas burner of electronic ignition device
CN206680181U (en) * 2015-11-30 2017-11-28 调节技术塔尔萨有限责任公司 Stocking system and petroleum system
CN105299663B (en) * 2015-12-04 2017-05-17 深圳智慧能源技术有限公司 Pressure control fixed value adjusting system based on torch running working condition
WO2017092028A1 (en) * 2015-12-04 2017-06-08 深圳智慧能源技术有限公司 Pressure control fixed value adjusting system based on torch operating condition
CN109028110A (en) * 2018-07-25 2018-12-18 中煤科工集团重庆研究院有限公司 A kind of oxidation unit and its packing method of the fill containing Combined porous medium
CN109613060A (en) * 2018-11-20 2019-04-12 中煤科工集团重庆研究院有限公司 Measure the device and method of gas explosion lower limit under regenerative oxidation hot conditions

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CN2905204Y (en) * 2006-03-14 2007-05-30 胜利油田胜利动力机械有限公司 VAM methane oxidation apparatus
CN200989482Y (en) * 2006-12-19 2007-12-12 胜利油田胜利动力机械有限公司 Wet gas diffusing valve
CN101149130A (en) * 2007-09-19 2008-03-26 煤炭科学研究总院重庆研究院 Automatic explosive-resisting device mounted on gas conveyer tube

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Publication number Priority date Publication date Assignee Title
CN2828530Y (en) * 2005-08-23 2006-10-18 胜利油田胜利动力机械有限公司 Fine spray supplying device for gas of coal mine
CN2905204Y (en) * 2006-03-14 2007-05-30 胜利油田胜利动力机械有限公司 VAM methane oxidation apparatus
CN200989482Y (en) * 2006-12-19 2007-12-12 胜利油田胜利动力机械有限公司 Wet gas diffusing valve
CN101149130A (en) * 2007-09-19 2008-03-26 煤炭科学研究总院重庆研究院 Automatic explosive-resisting device mounted on gas conveyer tube

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103851608A (en) * 2014-03-07 2014-06-11 四川威特龙消防设备有限公司 Inert gas generator
CN103851608B (en) * 2014-03-07 2016-02-03 威特龙消防安全集团股份公司 A kind of inert gas producer

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