CN205714466U - A kind of external-combustion engine TRT based on low concentration coal-bed gas burning - Google Patents
A kind of external-combustion engine TRT based on low concentration coal-bed gas burning Download PDFInfo
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- CN205714466U CN205714466U CN201620404027.1U CN201620404027U CN205714466U CN 205714466 U CN205714466 U CN 205714466U CN 201620404027 U CN201620404027 U CN 201620404027U CN 205714466 U CN205714466 U CN 205714466U
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Abstract
This utility model relates to a kind of external-combustion engine TRT based on low concentration coal-bed gas burning.There is presently no the TRT of the coal bed gas of release in available progress of coal mining.This utility model includes external-combustion engine, external-combustion engine cooling water outlet pipe road, external-combustion engine cooling water cooling tower, external-combustion engine cooling water water pump, external-combustion engine cooling water inlet pipe road, external-combustion engine cooling water flow meter and electromotor, it is characterized in: also include coal bed gas air accumulator, spark arrester, chimney, coal bed gas flue gas heat-exchange unit, air gas pipeline, porous media combustor, air booster and coal bed gas effusion meter, the two ends of a number coal bed gas gas pipeline are connected on coal bed gas air accumulator and coal bed gas effusion meter, the two ends of No. two coal bed gas gas pipelines are connected on coal bed gas effusion meter and spark arrester, the two ends of air gas pipeline are connected on air intlet and the air booster of porous media combustor.This utility model can be with the generating of colliery coal bed gas in recovery process.
Description
Technical field
This utility model relates to a kind of external-combustion engine TRT based on low concentration coal-bed gas burning, belong to low heat value energy utilization device, the heat discharged for the low concentration coal-bed gas burning utilizing colliery to discharge in recovery process, as the driving heat source of external-combustion engine, thus realizes generating function.
Background technology
Coal bed gas is colliery a kind of gas of association in recovery process, and coal bed gas is a kind of low-calorie energy of high-quality, has the highest economic worth.Showing according to statistics, China has verified coal bed gas resource and has enriched.China is to reduce methane concentration in coal bed gas the most directly to empty or combustion power generation about the processing method of coal bed gas at present, coal bed gas combustion power generation requires that methane concentration is relatively high and stable, methane is a kind of greenhouse gases, and its greenhouse effect coefficient is about 21 times of carbon dioxide.Therefore, China's processing method about coal bed gas at present not only wastes the energy but also cause environmental pollution.
Coal bed gas combustion power generation system mode is more.Such as utilize gas turbine, steam engine or internal combustion engine to carry out combustion power generation, or carry out cogeneration of heat and power, resident is carried out cooling, heating etc..Wherein, the steam engine thermal efficiency is the lowest, and only about 10%, utilize insufficient.Gas turbine proficiency is higher than steam turbine, can reach about 30%, but can only use in mining area higher in part methane output, that stable components, air source quality are high.Internal combustion engine generating is the more a kind of mode that selects at present, stronger to the adaptive faculty in large, medium and small colliery.But during using, unit occurs in that and can not normally start, and the problem that unit is overheated, relatively big mainly due to methane concentration fluctuation in the coal bed gas of mining area, when methane concentration is less than 3%, coal bed gas can not normal combustion, unit can not run.
Therefore, work out a set of low concentration coal-bed gas (methane concentration is 4%) burner and utilize fuel combustion heat cycles working medium, heat energy is made to be converted into the TRT that the external-combustion engine of mechanical energy combines, can effectively utilize the coal bed gas that China discharges in progress of coal mining, can effectively alleviate methane concentration fluctuation in coal bed gas because of employing external-combustion engine simultaneously and cause greatly the impact on TRT, there is presently no such device.
Utility model content
The purpose of this utility model is the limitation of the application efficiently solving low concentration coal-bed gas combustion technology during coal mining utilizes, alleviate the impact that in coal bed gas, TRT is caused greatly by methane concentration fluctuation simultaneously, and a kind of reasonable in design, feasible external-combustion engine TRT based on low concentration coal-bed gas burning are provided, belong to a kind of low heat value energy utilization device, easy for installation, performance safety is reliable, can in recovery process, coal bed gas be as the energy, and for combustion power generation using colliery.
nullThe technical scheme in the invention for solving the above technical problem is: should include external-combustion engine based on the external-combustion engine TRT of low concentration coal-bed gas burning、External-combustion engine cooling water outlet pipe road、External-combustion engine cooling water cooling tower、External-combustion engine cooling water water pump、External-combustion engine cooling water inlet pipe road、External-combustion engine cooling water flow meter and electromotor，The two ends in described external-combustion engine cooling water outlet pipe road are connected on external-combustion engine and external-combustion engine cooling water cooling tower，The two ends in described external-combustion engine cooling water inlet pipe road are connected on external-combustion engine and external-combustion engine cooling water cooling tower，Described external-combustion engine cooling water water pump and external-combustion engine cooling water flow meter are both connected on external-combustion engine cooling water inlet pipe road，Described electromotor and external-combustion engine connect，Its construction features is: also include coal bed gas air accumulator、A number coal bed gas gas pipeline、No. two coal bed gas gas pipelines、Spark arrester、Chimney、A number flue gas smoke discharging pipe、Coal bed gas-flue gas heat-exchange unit、No. three coal bed gas gas pipelines、No. two flue gas smoke discharging pipes、Air gas pipeline、Porous media combustor、No. four coal bed gas gas pipelines、Air booster and coal bed gas effusion meter，The two ends of a described coal bed gas gas pipeline are connected on coal bed gas air accumulator and coal bed gas effusion meter，The two ends of described No. two coal bed gas gas pipelines are connected on coal bed gas effusion meter and spark arrester，The two ends of described No. four coal bed gas gas pipelines are connected on coal bed gas entrance and the spark arrester of coal bed gas-flue gas heat-exchange unit，The two ends of described No. three coal bed gas gas pipelines are connected in the coal bed gas outlet of coal bed gas-flue gas heat-exchange unit and the coal bed gas import of porous media combustor，The two ends of described air gas pipeline are connected on air intlet and the air booster of porous media combustor，The hot junction of described porous media combustor and external-combustion engine connects，The two ends of described No. two flue gas smoke discharging pipes are connected on the exhanst gas outlet of external-combustion engine and the smoke inlet of coal bed gas-flue gas heat-exchange unit，The two ends of a described flue gas smoke discharging pipe are connected on exhanst gas outlet and the chimney of coal bed gas-flue gas heat-exchange unit.
As preferably, coal bed gas air accumulator described in the utility model is provided with coal bed gas reservoir outlet door, a described coal bed gas gas pipeline and coal bed gas reservoir outlet door and connects.
As preferably, coal bed gas effusion meter described in the utility model is provided with coal bed gas effusion meter entrance door and coal bed gas flowmeter outlet door, a described coal bed gas gas pipeline and coal bed gas effusion meter entrance door connect, and described No. two coal bed gas gas pipelines and coal bed gas flowmeter outlet door connect.
As preferably, spark arrester described in the utility model is provided with spark arrester entrance door and spark arrester outlet portal, described No. two coal bed gas gas pipelines and spark arrester entrance door and connects, and described No. four coal bed gas gas pipelines and spark arrester outlet portal connect.
As preferably, coal bed gas-flue gas heat-exchange unit described in the utility model is provided with coal bed gas-flue gas heat-exchange unit exhanst gas outlet door, coal bed gas-flue gas heat-exchange unit coal bed gas outlet portal, coal bed gas-flue gas heat-exchange unit smoke inlet door and coal bed gas-flue gas heat-exchange unit coal bed gas entrance door, described No. four coal bed gas gas pipelines and coal bed gas-flue gas heat-exchange unit coal bed gas entrance door connect, described No. three coal bed gas gas pipelines and coal bed gas-flue gas heat-exchange unit coal bed gas outlet portal connect, described No. two flue gas smoke discharging pipes and coal bed gas-flue gas heat-exchange unit smoke inlet door connect, a described flue gas smoke discharging pipe and coal bed gas-flue gas heat-exchange unit exhanst gas outlet door connect.
As preferably, porous media combustor described in the utility model is provided with porous media combustor air intlet door and porous media combustor coal bed gas access doors, described No. three coal bed gas gas pipelines and porous media combustor coal bed gas access doors connect, and described air gas pipeline and porous media combustor air intlet door connect.
As preferably, external-combustion engine described in the utility model is provided with external-combustion engine coolant outlet door and external-combustion engine cooling water inlet door, described external-combustion engine cooling water outlet pipe road and external-combustion engine coolant outlet door connect, and described external-combustion engine cooling water inlet pipe road and external-combustion engine cooling water inlet door connect.
As preferably, this utility model: described external-combustion engine cooling water cooling tower is provided with external-combustion engine cooling water cooling tower cooling water inlet door and external-combustion engine cooling water cooling tower coolant outlet door, described external-combustion engine cooling water outlet pipe road and external-combustion engine cooling water cooling tower cooling water inlet door connect, and described external-combustion engine cooling water inlet pipe road and external-combustion engine cooling water cooling tower coolant outlet door connect.
As preferably, external-combustion engine described in the utility model cooling water water pump is provided with external-combustion engine cooling water pump entrance door and external-combustion engine cooling water exit of pump door, described external-combustion engine cooling water flow meter is provided with external-combustion engine cooling water flow meter entrance door and external-combustion engine cooling water flow meter outlet portal, described external-combustion engine cooling water pump entrance door, external-combustion engine cooling water exit of pump door, external-combustion engine cooling water flow meter entrance door and external-combustion engine cooling water flow meter outlet portal are both connected on external-combustion engine cooling water inlet pipe road, described external-combustion engine cooling water pump entrance door, external-combustion engine cooling water exit of pump door, external-combustion engine cooling water flow meter entrance door and external-combustion engine cooling water flow meter outlet portal are arranged in order along external-combustion engine cooling water inlet pipe road.
As preferably, air booster described in the utility model is provided with air booster outlet portal, described air gas pipeline and air booster outlet portal and connects.
This utility model compared with prior art, has the following advantages and effect: reasonable in design, the coal bed gas that can effectively utilize colliery to discharge in recovery process, effectively utilizes the low heat value energy, energy-saving and emission-reduction, beneficially environmental protection.Use low concentration coal-bed gas as the driving heat source of external-combustion engine, externally generate electricity, for traditional high heating value thermal source, there is higher Development volue, high financial profit.
Porous media combustor in this utility model is mainly used in the stable burning of low concentration coal-bed gas, and external-combustion engine is mainly used in not affected by fuel combustion only requires the extraneous heat providing continual and steady more than 400 DEG C.This utility model can the lowest solution low concentration coal-bed gas combustion technology limitation of application during coal mining utilizes, alleviate the impact that in coal bed gas, TRT is caused greatly by methane concentration fluctuation simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of external-combustion engine TRT based on low concentration coal-bed gas burning in this utility model embodiment.
nullLabel declaration: coal bed gas air accumulator 1、Coal bed gas reservoir outlet door 2、A number coal bed gas gas pipeline 3、Coal bed gas flowmeter outlet door 4、No. two coal bed gas gas pipelines 5、Spark arrester entrance door 6、Spark arrester 7、Chimney 8、Spark arrester outlet portal 9、A number flue gas smoke discharging pipe 10、Coal bed gas-flue gas heat-exchange unit exhanst gas outlet door 11、Coal bed gas-flue gas heat-exchange unit 12、Coal bed gas-flue gas heat-exchange unit coal bed gas outlet portal 13、Coal bed gas-flue gas heat-exchange unit smoke inlet door 14、No. three coal bed gas gas pipelines 15、No. two flue gas smoke discharging pipes 16、Air gas pipeline 17、Porous media combustor air intlet door 18、Porous media combustor coal bed gas access doors 19、Porous media combustor 20、External-combustion engine 21、External-combustion engine coolant outlet door 22、External-combustion engine cooling water outlet pipe road 23、External-combustion engine cooling water cooling tower cooling water inlet door 24、External-combustion engine cooling water cooling tower 25、External-combustion engine cooling water cooling tower coolant outlet door 26、External-combustion engine cooling water pump entrance door 28、External-combustion engine cooling water water pump 29、External-combustion engine cooling water exit of pump door 30、External-combustion engine cooling water inlet pipe road 31、External-combustion engine cooling water flow meter entrance door 32、External-combustion engine cooling water flow meter 33、External-combustion engine cooling water flow meter outlet portal 34、External-combustion engine cooling water inlet door 36、Coal bed gas-flue gas heat-exchange unit coal bed gas entrance door 37、Electromotor 38、No. four coal bed gas gas pipelines 39、Air booster outlet portal 40、Air booster 41、Coal bed gas effusion meter 42、Coal bed gas effusion meter entrance door 43.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following example are that this utility model is not limited to following example to explanation of the present utility model.
Embodiment.
See Fig. 1, in the present embodiment, external-combustion engine TRT based on low concentration coal-bed gas burning includes coal bed gas air accumulator 1, a number coal bed gas gas pipeline 3, No. two coal bed gas gas pipelines 5, spark arrester 7, chimney 8, a number flue gas smoke discharging pipe 10, coal bed gas-flue gas heat-exchange unit 12, No. three coal bed gas gas pipelines 15, No. two flue gas smoke discharging pipes 16, air gas pipeline 17, porous media combustor 20, external-combustion engine 21, external-combustion engine cooling water outlet pipe road 23, external-combustion engine cooling water cooling tower 25, external-combustion engine cooling water water pump 29, external-combustion engine cooling water inlet pipe road 31, external-combustion engine cooling water flow meter 33, electromotor 38, No. four coal bed gas gas pipelines 39, air booster 41 and coal bed gas effusion meter 42.
The two ends in the external-combustion engine cooling water outlet pipe road 23 in the present embodiment are connected on external-combustion engine 21 and external-combustion engine cooling water cooling tower 25, the two ends in external-combustion engine cooling water inlet pipe road 31 are connected on external-combustion engine 21 and external-combustion engine cooling water cooling tower 25, external-combustion engine cooling water water pump 29 and external-combustion engine cooling water flow meter 33 are both connected on external-combustion engine cooling water inlet pipe road 31, and electromotor 38 and external-combustion engine 21 connect.
The two ends of a coal bed gas gas pipeline 3 in the present embodiment are connected on coal bed gas air accumulator 1 and coal bed gas effusion meter 42, the two ends of No. two coal bed gas gas pipelines 5 are connected on coal bed gas effusion meter 42 and spark arrester 7, the two ends of No. four coal bed gas gas pipelines 39 are connected on coal bed gas entrance and the spark arrester 7 of coal bed gas-flue gas heat-exchange unit 12, the two ends of No. three coal bed gas gas pipelines 15 are connected in the coal bed gas outlet of coal bed gas-flue gas heat-exchange unit 12 and the coal bed gas import of porous media combustor 20, the two ends of air gas pipeline 17 are connected on air intlet and the air booster 41 of porous media combustor 20.
Porous media combustor 20 and the hot junction of external-combustion engine 21 in the present embodiment connect, the two ends of No. two flue gas smoke discharging pipes 16 are connected on the exhanst gas outlet of external-combustion engine 21 and the smoke inlet of coal bed gas-flue gas heat-exchange unit 12, and the two ends of a flue gas smoke discharging pipe 10 are connected on exhanst gas outlet and the chimney 8 of coal bed gas-flue gas heat-exchange unit 12.
Coal bed gas air accumulator 1 in the present embodiment is provided with coal bed gas reservoir outlet door 2, a coal bed gas gas pipeline 3 and coal bed gas reservoir outlet door 2 and connects.
Coal bed gas effusion meter 42 in the present embodiment is provided with coal bed gas effusion meter entrance door 43 and coal bed gas flowmeter outlet door 4, a number coal bed gas gas pipeline 3 and coal bed gas effusion meter entrance door 43 connect, and No. two coal bed gas gas pipelines 5 and coal bed gas flowmeter outlet door 4 connect.
Spark arrester 7 in the present embodiment is provided with spark arrester entrance door 6 and spark arrester outlet portal 9, and No. two coal bed gas gas pipelines 5 and spark arrester entrance door 6 connect, and No. four coal bed gas gas pipelines 39 and spark arrester outlet portal 9 connect.
Coal bed gas-flue gas heat-exchange unit 12 in the present embodiment is provided with coal bed gas-flue gas heat-exchange unit exhanst gas outlet door 11, coal bed gas-flue gas heat-exchange unit coal bed gas outlet portal 13, coal bed gas-flue gas heat-exchange unit smoke inlet door 14 and coal bed gas-flue gas heat-exchange unit coal bed gas entrance door 37, No. four coal bed gas gas pipelines 39 and coal bed gas-flue gas heat-exchange unit coal bed gas entrance door 37 connect, No. three coal bed gas gas pipelines 15 and coal bed gas-flue gas heat-exchange unit coal bed gas outlet portal 13 connect, No. two flue gas smoke discharging pipes 16 and coal bed gas-flue gas heat-exchange unit smoke inlet door 14 connect, a number flue gas smoke discharging pipe 10 and coal bed gas-flue gas heat-exchange unit exhanst gas outlet door 11 connect.
Porous media combustor 20 in the present embodiment is provided with porous media combustor air intlet door 18 and porous media combustor coal bed gas access doors 19, No. three coal bed gas gas pipelines 15 and porous media combustor coal bed gas access doors 19 connect, and air gas pipeline 17 and porous media combustor air intlet door 18 connect.
External-combustion engine 21 in the present embodiment is provided with external-combustion engine coolant outlet door 22 and external-combustion engine cooling water inlet door 36, external-combustion engine cooling water outlet pipe road 23 and external-combustion engine coolant outlet door 22 connect, and external-combustion engine cooling water inlet pipe road 31 and external-combustion engine cooling water inlet door 36 connect.
External-combustion engine cooling water cooling tower 25 in the present embodiment is provided with external-combustion engine cooling water cooling tower cooling water inlet door 24 and external-combustion engine cooling water cooling tower coolant outlet door 26, external-combustion engine cooling water outlet pipe road 23 and external-combustion engine cooling water cooling tower cooling water inlet door 24 connect, and external-combustion engine cooling water inlet pipe road 31 and external-combustion engine cooling water cooling tower coolant outlet door 26 connect.
External-combustion engine cooling water water pump 29 in the present embodiment is provided with external-combustion engine cooling water pump entrance door 28 and external-combustion engine cooling water exit of pump door 30, external-combustion engine cooling water flow meter 33 is provided with external-combustion engine cooling water flow meter entrance door 32 and external-combustion engine cooling water flow meter outlet portal 34, external-combustion engine cooling water pump entrance door 28, external-combustion engine cooling water exit of pump door 30, external-combustion engine cooling water flow meter entrance door 32 and external-combustion engine cooling water flow meter outlet portal 34 are both connected on external-combustion engine cooling water inlet pipe road 31, external-combustion engine cooling water pump entrance door 28, external-combustion engine cooling water exit of pump door 30, external-combustion engine cooling water flow meter entrance door 32 and external-combustion engine cooling water flow meter outlet portal 34 are arranged in order along external-combustion engine cooling water inlet pipe road 31.
Air booster 41 in the present embodiment is provided with air booster outlet portal 40, air gas pipeline 17 and air booster outlet portal 40 and connects.
The thermal source of external-combustion engine 21 can have multiple, mainly has the burning of the Fossil fuels such as natural gas, coal bed gas, coal, the low heat value energy, and in the present embodiment, the thermal source of external-combustion engine 21 derives from the burning of coal bed gas, and power is provided by coal bed gas air accumulator 1.
When external-combustion engine 21 in the present embodiment generates electricity, the external-combustion engine cooling water of 93 DEG C cools down water water pump 29 through external-combustion engine, external-combustion engine cooling water outlet pipe road 23 is entered from external-combustion engine cooling water external-combustion engine coolant outlet door 22, enter back into external-combustion engine cooling water cooling tower cooling water inlet door 24, eventually arrive at external-combustion engine cooling water cooling tower 25 to cool down, external-combustion engine cooling water is cooled to 88 DEG C, then water cooling tower coolant outlet door 26 is cooled down from external-combustion engine, arrive external-combustion engine cooling water pump entrance door 28 through external-combustion engine cooling water inlet pipe road 27 and enter external-combustion engine cooling water water pump 29, discharge from external-combustion engine cooling water exit of pump door 30 after external-combustion engine cooling water is pressurized, arrive external-combustion engine cooling water flow meter entrance door 32 through external-combustion engine cooling water inlet pipe road 31 and enter external-combustion engine cooling water flow meter 33.External-combustion engine cooling water enters external-combustion engine cooling water inlet pipe road 35 through external-combustion engine cooling water flow meter outlet portal 34, and final external-combustion engine cooling water is transported to external-combustion engine 21 through external-combustion engine cooling water inlet door 36, cools external-combustion engine 21；Methane (9.6 m3/ h, 0.5MPa) concentration is that the coal bed gas of 99.99% is through coal bed gas air accumulator 1, a coal bed gas gas pipeline 3 is arrived through coal bed gas reservoir outlet door 2, coal bed gas effusion meter 42 is arrived through being transported to coal bed gas effusion meter entrance door 43, No. two coal bed gas gas pipelines 5 are arrived through coal bed gas flowmeter outlet door 4, spark arrester 7 is arrived through being transported to spark arrester entrance door 6, No. four coal bed gas gas pipelines 39 are arrived through spark arrester outlet portal 9, coal bed gas-flue gas heat-exchange unit 12 and high-temperature flue gas heat exchange is arrived through being transported to coal bed gas-flue gas heat-exchange unit coal bed gas entrance door 37, No. three coal bed gas gas pipelines 15 are arrived through coal bed gas-flue gas heat-exchange unit coal bed gas outlet portal 13, arrive porous media combustor coal bed gas access doors 19 through conveying and eventually arrive at porous media combustor 20；Air is delivered to air gas pipeline 17 from air booster 41 through air booster outlet portal 40, arrives porous media combustor 20 through being transported to porous media combustor air intlet door 18；Air and coal bed gas are adequately mixed after-combustion, high-temperature flue gas heating external-combustion engine hot junction, high-temperature flue gas after heat release arrives coal bed gas-flue gas heat-exchange unit 12 through No. two flue gas smoke discharging pipes 16 through coal bed gas-flue gas heat-exchange unit smoke inlet door 14, smoke evacuation heating coal bed gas, a flue gas smoke discharging pipe 10 is arrived through coal bed gas-flue gas heat-exchange unit exhanst gas outlet door 11 after heat exchange, arrive chimney 8 through conveying, be ultimately discharged into air；External-combustion engine 21 does work by absorbing high-temperature flue gas heat, generates electricity eventually through electromotor 38.
Furthermore, it is necessary to illustrate, the specific embodiment described in this specification, the shape of its parts and components, be named title etc. can be different, and the above content described in this specification is only to this utility model structure example explanation.All equivalence changes done according to structure, feature and the principle described in this utility model inventional idea or simple change, be all included in the protection domain of this utility model patent.Described specific embodiment can be made various amendment or supplements or use similar mode to substitute by this utility model person of ordinary skill in the field; without departing from structure of the present utility model or surmount scope defined in the claims, protection domain of the present utility model all should be belonged to.
Claims (10)
- null1. an external-combustion engine TRT based on low concentration coal-bed gas burning，Including external-combustion engine、External-combustion engine cooling water outlet pipe road、External-combustion engine cooling water cooling tower、External-combustion engine cooling water water pump、External-combustion engine cooling water inlet pipe road、External-combustion engine cooling water flow meter and electromotor，The two ends in described external-combustion engine cooling water outlet pipe road are connected on external-combustion engine and external-combustion engine cooling water cooling tower，The two ends in described external-combustion engine cooling water inlet pipe road are connected on external-combustion engine and external-combustion engine cooling water cooling tower，Described external-combustion engine cooling water water pump and external-combustion engine cooling water flow meter are both connected on external-combustion engine cooling water inlet pipe road，Described electromotor and external-combustion engine connect，It is characterized in that: also include coal bed gas air accumulator、A number coal bed gas gas pipeline、No. two coal bed gas gas pipelines、Spark arrester、Chimney、A number flue gas smoke discharging pipe、Coal bed gas-flue gas heat-exchange unit、No. three coal bed gas gas pipelines、No. two flue gas smoke discharging pipes、Air gas pipeline、Porous media combustor、No. four coal bed gas gas pipelines、Air booster and coal bed gas effusion meter，The two ends of a described coal bed gas gas pipeline are connected on coal bed gas air accumulator and coal bed gas effusion meter，The two ends of described No. two coal bed gas gas pipelines are connected on coal bed gas effusion meter and spark arrester，The two ends of described No. four coal bed gas gas pipelines are connected on coal bed gas entrance and the spark arrester of coal bed gas-flue gas heat-exchange unit，The two ends of described No. three coal bed gas gas pipelines are connected in the coal bed gas outlet of coal bed gas-flue gas heat-exchange unit and the coal bed gas import of porous media combustor，The two ends of described air gas pipeline are connected on air intlet and the air booster of porous media combustor，The hot junction of described porous media combustor and external-combustion engine connects，The two ends of described No. two flue gas smoke discharging pipes are connected on the exhanst gas outlet of external-combustion engine and the smoke inlet of coal bed gas-flue gas heat-exchange unit，The two ends of a described flue gas smoke discharging pipe are connected on exhanst gas outlet and the chimney of coal bed gas-flue gas heat-exchange unit.
- External-combustion engine TRT based on low concentration coal-bed gas burning the most according to claim 1, it is characterised in that: described coal bed gas air accumulator is provided with coal bed gas reservoir outlet door, a described coal bed gas gas pipeline and coal bed gas reservoir outlet door and connects.
- External-combustion engine TRT based on low concentration coal-bed gas burning the most according to claim 1, it is characterized in that: described coal bed gas effusion meter is provided with coal bed gas effusion meter entrance door and coal bed gas flowmeter outlet door, a described coal bed gas gas pipeline and coal bed gas effusion meter entrance door connect, and described No. two coal bed gas gas pipelines and coal bed gas flowmeter outlet door connect.
- External-combustion engine TRT based on low concentration coal-bed gas burning the most according to claim 1, it is characterized in that: described spark arrester is provided with spark arrester entrance door and spark arrester outlet portal, described No. two coal bed gas gas pipelines and spark arrester entrance door connect, and described No. four coal bed gas gas pipelines and spark arrester outlet portal connect.
- External-combustion engine TRT based on low concentration coal-bed gas burning the most according to claim 1, it is characterized in that: described coal bed gas-flue gas heat-exchange unit is provided with coal bed gas-flue gas heat-exchange unit exhanst gas outlet door, coal bed gas-flue gas heat-exchange unit coal bed gas outlet portal, coal bed gas-flue gas heat-exchange unit smoke inlet door and coal bed gas-flue gas heat-exchange unit coal bed gas entrance door, described No. four coal bed gas gas pipelines and coal bed gas-flue gas heat-exchange unit coal bed gas entrance door connect, described No. three coal bed gas gas pipelines and coal bed gas-flue gas heat-exchange unit coal bed gas outlet portal connect, described No. two flue gas smoke discharging pipes and coal bed gas-flue gas heat-exchange unit smoke inlet door connect, a described flue gas smoke discharging pipe and coal bed gas-flue gas heat-exchange unit exhanst gas outlet door connect.
- External-combustion engine TRT based on low concentration coal-bed gas burning the most according to claim 1, it is characterized in that: described porous media combustor is provided with porous media combustor air intlet door and porous media combustor coal bed gas access doors, described No. three coal bed gas gas pipelines and porous media combustor coal bed gas access doors connect, and described air gas pipeline and porous media combustor air intlet door connect.
- External-combustion engine TRT based on low concentration coal-bed gas burning the most according to claim 1, it is characterized in that: described external-combustion engine is provided with external-combustion engine coolant outlet door and external-combustion engine cooling water inlet door, described external-combustion engine cooling water outlet pipe road and external-combustion engine coolant outlet door connect, and described external-combustion engine cooling water inlet pipe road and external-combustion engine cooling water inlet door connect.
- External-combustion engine TRT based on low concentration coal-bed gas burning the most according to claim 1, it is characterized in that: described external-combustion engine cooling water cooling tower is provided with external-combustion engine cooling water cooling tower cooling water inlet door and external-combustion engine cooling water cooling tower coolant outlet door, described external-combustion engine cooling water outlet pipe road and external-combustion engine cooling water cooling tower cooling water inlet door connect, and described external-combustion engine cooling water inlet pipe road and external-combustion engine cooling water cooling tower coolant outlet door connect.
- External-combustion engine TRT based on low concentration coal-bed gas burning the most according to claim 1, it is characterized in that: described external-combustion engine cooling water water pump is provided with external-combustion engine cooling water pump entrance door and external-combustion engine cooling water exit of pump door, described external-combustion engine cooling water flow meter is provided with external-combustion engine cooling water flow meter entrance door and external-combustion engine cooling water flow meter outlet portal, described external-combustion engine cooling water pump entrance door, external-combustion engine cooling water exit of pump door, external-combustion engine cooling water flow meter entrance door and external-combustion engine cooling water flow meter outlet portal are both connected on external-combustion engine cooling water inlet pipe road, described external-combustion engine cooling water pump entrance door, external-combustion engine cooling water exit of pump door, external-combustion engine cooling water flow meter entrance door and external-combustion engine cooling water flow meter outlet portal are arranged in order along external-combustion engine cooling water inlet pipe road.
- External-combustion engine TRT based on low concentration coal-bed gas burning the most according to claim 1, it is characterised in that: described air booster is provided with air booster outlet portal, described air gas pipeline and air booster outlet portal and connects.
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| CN201620404027.1U CN205714466U (en) | 2016-05-06 | 2016-05-06 | A kind of external-combustion engine TRT based on low concentration coal-bed gas burning |
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| CN201620404027.1U CN205714466U (en) | 2016-05-06 | 2016-05-06 | A kind of external-combustion engine TRT based on low concentration coal-bed gas burning |
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| CN107091745A (en) * | 2017-04-19 | 2017-08-25 | 西南石油大学 | Vortex engine efficiency test device and method of testing that coal bed gas generates electricity |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107091745A (en) * | 2017-04-19 | 2017-08-25 | 西南石油大学 | Vortex engine efficiency test device and method of testing that coal bed gas generates electricity |
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