CN206563306U - The system that a kind of utilization plasmatorch handles low-concentration methane - Google Patents
The system that a kind of utilization plasmatorch handles low-concentration methane Download PDFInfo
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- CN206563306U CN206563306U CN201720278608.XU CN201720278608U CN206563306U CN 206563306 U CN206563306 U CN 206563306U CN 201720278608 U CN201720278608 U CN 201720278608U CN 206563306 U CN206563306 U CN 206563306U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/12—Heat utilisation in combustion or incineration of waste
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Abstract
The utility model discloses the system that a kind of utilization plasmatorch handles low-concentration methane, using the characteristic of plasmatorch, low-concentration methane and industrial waste gas is reassembled into simple molecules and heat is released, then heat recovery and utilization；The technical scheme used for：The system that a kind of utilization plasmatorch handles low-concentration methane, main return airway road gas in colliery is mixed into coal mine gas extraction pipeline gas by colliery main return airway road gas by automatic Air Adjusting device, so that the concentration of methane is 3% in mixed gas, mixed gas is connected by pipeline with plasmatorch group, mixed gas is burnt by plasmatorch group, high-temperature gas after burning is discharged after being generated electricity by pipeline into heat energy power-generating mechanism, the electric energy part that heat energy power-generating mechanism is sent is connected by transmission line of electricity with plasmatorch group, utilized for plasmatorch group, remainder is defeated to be given user terminal by transmission line of electricity and uses, plasmatorch group is at least two plasma flares being serially connected.
Description
Technical field
The system that a kind of utilization plasmatorch of the utility model handles low-concentration methane, belongs to exhaust gas utilization technical field.
Background technology
People it is common to methane there is CNG, LNG, methane to generate electricity at present using technology etc., but require that concentration is higher, one
As more than 15%, even domestic low-concentration methane generating set concentration also more than 10% can, be largely less than less than concentration
10% methane is directly discharged in an atmosphere, was not only wasted but also was polluted, and the pollution air degree of methane is the 21 of carbon dioxide
Times.Less than 5% methane that particularly coal mine light concentration extraction goes out, uses difficult big, cost height, does not calculate very much.
Currently for low-concentration methane（Less than 10%）Processing, typically handled using the principle of ventilation air methane oxidation, handle
Process be first using propane burning by oxidizing chamber（RTO）Keeping can be the high temperature of methane oxidation, and methane oxidation heat release is latter
Portion gas goes back to preheat low-concentration methane, and a part of high-temperature gas goes to carry out the heat recovery, methane oxygen such as heating boiler
Change produce heat can keep the temperature of oxidizing chamber (RTO) allow low-concentration methane continue be oxidized.And Industry Waste
Gas（Chemical industry）Generally by catalyst reduction into innocuous gas.
But the input cost at initial stage of ventilation air methane oxidation system is high, domestic many units are copied excessively, but are not all succeeded,
The scene that external equipment is used needs methane concentration 1.18%, and domestic colliery actual conditions are not quite alike, domestic only to use
One successfully application.
Reality using catalyst reduction industrial waste gas is：1st, World Catalyst is expensive, and domestic catalyst is somewhat just
Preferably but service life is short, need every half a year or 1 year change.Fouled catalyst contains a large amount of poisonous heavy metals, it is necessary to specialty
Mechanism recycling, also to be collected the charges during processing, processing cost is high.
Methane gas of the concentration below 10% how is will be less than to utilize, and the industrial waste of chemical industry become give up into
The problem of treasured is a urgent need to resolve.
Utility model content
The utility model overcomes the not enough of prior art presence and handles low concentration first using plasmatorch there is provided one kind
The system of alkane, using the characteristic of plasmatorch, reassembles into simple molecules by low-concentration methane and industrial waste gas and releases heat, then
Heat recovery and utilization.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：One kind utilizes plasmatorch processing
The system of low-concentration methane, including colliery main return airway road gas and coal mine gas extraction pipeline gas, the total return air in colliery
Main return airway road gas in colliery is mixed into coal mine gas extraction pipeline gas by tunnel gas by automatic Air Adjusting device so that mixed
The concentration of methane is no more than 3% in gas after conjunction, and the mixed gas is connected by pipeline with plasmatorch group, is passed through
Plasmatorch group is burnt to mixed gas, and the high-temperature gas after burning is carried out by pipeline into heat energy power-generating mechanism
Discharged after generating, the electric energy part that the heat energy power-generating mechanism is sent is connected by transmission line of electricity with plasmatorch group, for etc.
Ion torch group is utilized, and remainder is defeated to be given user terminal by transmission line of electricity and use, and the plasmatorch group is at least two strings
The plasma flare being connected together.
The automatic Air Adjusting device includes blower fan and sensing methane concentration device, and the sensing methane concentration device is arranged on colliery
In gas pumping pipeline gas, for monitoring the methane concentration in coal mine gas extraction pipeline gas, while being electrically connected with blower fan
The methane concentration signal that is fed back according to sensing methane concentration device of control module, control blower fan work, it is ensured that mixed gas
The concentration of middle methane is 3%.
A colliery main return airway road gas part be used for the gas mixing in coal mine gas extraction pipeline gas, remain
Remaining part point is connected by pipeline with plasmatorch group.
The hot water that the heat energy power-generating mechanism is produced is connected by pipeline with thermal source using equipment.
The utility model has an advantageous effect in that compared with prior art：The utility model is using plasmatorch colliery
A large amount of low-concentration methanes of emptying（The total return air in colliery colliery and the drainage system of coal mine gas drainage concentration 10%）And chemical enterprise
The industrial waste gas of discharge is processed into carbon dioxide, water, nitrogen etc., and can reclaim Btu utilization by residual neat recovering system, utilizes
100kw plasma flare is that can be achieved, and multiple plasma flares are serially connected, and the gas of process is carried out repeatedly
Burning, burning is abundant, thoroughly, substantially increases exhaust-gas treatment effect.
Brief description of the drawings
The utility model is described further below in conjunction with the accompanying drawings.
Fig. 1 is structural representation of the present utility model.
In figure：1 it is colliery main return airway road gas, 2 be coal mine gas extraction pipeline gas, 3 is automatic Air Adjusting device, 4
It is user terminal for heat energy power-generating mechanism, 5,6 be plasma flare, 7 is plasma flare.
Embodiment
As shown in figure 1, the system that a kind of utilization plasmatorch of the utility model handles low-concentration methane, including colliery are always returned
Air way road gas 1 and coal mine gas extraction pipeline gas 2, the colliery main return airway road gas 1 will by automatic Air Adjusting device 3
Colliery main return airway road gas 1 is mixed into coal mine gas extraction pipeline gas 2 so that the concentration of methane is in mixed gas
3%, the mixed gas is connected by pipeline with plasmatorch group, and mixed gas is carried out by plasmatorch group
Burning, the high-temperature gas after burning is discharged after being generated electricity by pipeline into heat energy power-generating mechanism 4, the heat energy power-generating mechanism
The 4 electric energy parts sent are connected by transmission line of electricity with plasmatorch group, are utilized for plasmatorch group, remainder is defeated to be passed through
Transmission line of electricity is given user terminal 5 and used, and the plasmatorch group is at least two plasma flares 6 being serially connected.
The automatic Air Adjusting device 3 includes blower fan and sensing methane concentration device, and the sensing methane concentration device is arranged on coal
In ore deposit gas pumping pipeline gas 2, for monitoring the methane concentration in coal mine gas extraction pipeline gas 2, while electric with blower fan
The methane concentration signal that the control module of connection is fed back according to sensing methane concentration device, controls blower fan work, it is ensured that mixed
The concentration of methane is 3% in gas.
The part of the colliery main return airway road gas 1 be used for the gas mixing in coal mine gas extraction pipeline gas 2,
Remainder is connected by pipeline with plasmatorch group.
The hot water that the heat energy power-generating mechanism 4 is produced is connected by pipeline with thermal source using equipment 7.
Certainly, industrial waste gas processing can be also carried out using the utility model, industrial waste gas is passed through into plasmatorch group is carried out
Burning is handled, and can have been burnt harmful waste gas substantially, and the gas after burning, which is slightly handled, to be discharged.
It is crucial to allow low-concentration methane to be blazed up under high-temperature plasma effect in the utility model, is whole technology
Core, its principle is the high temperature using the generation of kw grade plasma torch（1500~4500 DEG C）By methane molecule moment be changed into from
Sub- state, while discharging huge energy, this is that methane ordinary combustion generation heat can not compare.
The heat of generation is subjected to industrialization collection again, utilized（Such as generate electricity）.
The utility model is by the colliery main return airway road gas 1 and mine gas extraction pipe in the total return air channel in tunnel colliery
Road gas 2 mix after, concentration control below 3%, less than the gas explosion limit, then be passed through plasma flare 6 carry out fully,
Burn repeatedly, burning is abundant, thoroughly, substantially increases exhaust-gas treatment effect.
The utility model utilizes a large amount of low-concentration methanes that plasmatorch empties colliery（The total return air in colliery and coal mine gas
Extraction concentration mine gas extraction system below 10%）And the industrial waste gas of chemical enterprise emission be processed into carbon dioxide, water,
Nitrogen etc., and Btu utilization can be reclaimed by residual neat recovering system.
Embodiment of the present utility model is explained in detail above in conjunction with accompanying drawing, but the utility model is not limited to
Embodiment is stated, in the knowledge that those of ordinary skill in the art possess, the utility model objective can also not departed from
On the premise of various changes can be made.
Claims (4)
1. the system that a kind of utilization plasmatorch handles low-concentration methane, it is characterised in that including colliery main return airway road gas
（1）With coal mine gas extraction pipeline gas（2）, the colliery main return airway road gas（1）Pass through automatic Air Adjusting device（3）By coal
Ore deposit main return airway road gas（1）It is mixed into coal mine gas extraction pipeline gas（2）In so that the concentration of methane in mixed gas
No more than 3%, the mixed gas is connected by pipeline with plasmatorch group, by plasmatorch group to mixed gas
Body is burnt, and the high-temperature gas after burning enters heat energy power-generating mechanism by pipeline（4）Discharged after being generated electricity, the heat energy
Generating mechanism（4）The electric energy part sent is connected by transmission line of electricity with plasmatorch group, is utilized for plasmatorch group, remaining
Part is defeated to give user terminal by transmission line of electricity（5）Use, the plasmatorch group be at least two grades being serially connected from
Sub- torch（6）.
2. the system that a kind of utilization plasmatorch according to claim 1 handles low-concentration methane, it is characterised in that described
Automatic Air Adjusting device（3）Including blower fan and sensing methane concentration device, the sensing methane concentration device is arranged on coal mine gas drainage
Pipeline gas（2）It is interior, for monitoring coal mine gas extraction pipeline gas（2）Interior methane concentration, while electrically connected with blower fan
The methane concentration signal that control module is fed back according to sensing methane concentration device, controls blower fan work, it is ensured that in mixed gas
The concentration of methane is no more than 3%.
3. the system that a kind of utilization plasmatorch according to claim 1 or 2 handles low-concentration methane, it is characterised in that
The colliery main return airway road gas（1）A part is used for and coal mine gas extraction pipeline gas（2）Interior gas mixing, it is remaining
Part is connected by pipeline with plasmatorch group.
4. the system that a kind of utilization plasmatorch according to claim 3 handles low-concentration methane, it is characterised in that described
Heat energy power-generating mechanism（4）The hot water of generation utilizes equipment by pipeline and thermal source（7）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720278608.XU CN206563306U (en) | 2017-03-21 | 2017-03-21 | The system that a kind of utilization plasmatorch handles low-concentration methane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720278608.XU CN206563306U (en) | 2017-03-21 | 2017-03-21 | The system that a kind of utilization plasmatorch handles low-concentration methane |
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| CN206563306U true CN206563306U (en) | 2017-10-17 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109078450A (en) * | 2018-08-31 | 2018-12-25 | 佛山市华展舜业环保设备有限公司 | A kind of plasma combustion emission control technology |
| CN110425552A (en) * | 2019-08-26 | 2019-11-08 | 武汉环投环境科技有限公司 | The explosion-proof device and its burning deodorizing methods into torch burning of low dense biogas |
-
2017
- 2017-03-21 CN CN201720278608.XU patent/CN206563306U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109078450A (en) * | 2018-08-31 | 2018-12-25 | 佛山市华展舜业环保设备有限公司 | A kind of plasma combustion emission control technology |
| CN109078450B (en) * | 2018-08-31 | 2020-10-09 | 佛山市华展舜业环保设备有限公司 | Plasma combustion waste gas treatment process |
| CN110425552A (en) * | 2019-08-26 | 2019-11-08 | 武汉环投环境科技有限公司 | The explosion-proof device and its burning deodorizing methods into torch burning of low dense biogas |
| CN110425552B (en) * | 2019-08-26 | 2024-03-15 | 武汉环投环境科技有限公司 | Device for burning low-concentration biogas by explosion-proof entering torch and burning deodorization method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200603 Address after: Room 2999, room 101, floor 2, building 55, yard 5, Yujing East Road, Tongzhou District, Beijing 101100 Patentee after: Beijing Huake Juneng Technology Co.,Ltd. Address before: 048000 room 1442, 938 orchid Road, Jincheng, Shanxi Patentee before: SHANXI HONGHAI TRADE Co.,Ltd. |
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| TR01 | Transfer of patent right |