CN207035215U - A kind of igniter under high inert atmosphere with pressure - Google Patents
A kind of igniter under high inert atmosphere with pressure Download PDFInfo
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- CN207035215U CN207035215U CN201720849487.XU CN201720849487U CN207035215U CN 207035215 U CN207035215 U CN 207035215U CN 201720849487 U CN201720849487 U CN 201720849487U CN 207035215 U CN207035215 U CN 207035215U
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Abstract
A kind of igniter under high inert atmosphere with pressure, belongs to coal gasifying process field, it is characterised in that：Including burner I and burner II；Full automatic electronic ignition device built in the burner I；The burner I and burner II are connected by flange with the end socket in steady-flow combustion furnace roof portion, and steady-flow combustion stove pours pipe material by fire resisting and is connected with circulatory stove.Firing up is carried out by burner I and burner II, burner II directly using diesel combustion heating flue gas, meets duty cycle stove heat demand in running, effectively shortens the firing up time, improve efficiency.The flame combustion situation in whole ignition process and steady-flow combustion stove can in real time be monitored by flame detector simultaneously, purging displacement is carried out to system in ignition process, it is ensured that safe and reliable and igniting the success rate of ignition process；And the igniter under high inert atmosphere with pressure described in the utility model is simple to operate, securely and reliably, suitable for popularization and application.
Description
Technical field
The igniter that the utility model belongs under coal gasifying process field, more particularly to a kind of high inert atmosphere with pressure.
Background technology
Coal Clean efficiently utilizes the key for being current solution China's industrial sustainable development and resource environment restriction problem.
At this stage, coal is efficient, cleans gasification technology becomes focus.In recent years, the construction of New Coal Chemical project be even more as fire such as
The bitter edible plant, domestic each major company are all carrying out the exploitation of coal gasification maximization technology, are blowing afloat what is marched to large-scale gasification installation one after another
Bugle, future, Coal Gasification Technology will adapt to extension etc. development towards larger-scale unit, coal.On June 1st, 2016,
National Development and Reform Committee and Bureau of Energy disclose《Energy technology revolution innovates action plan（2016~the year two thousand thirty）》,《Action plan》Close
The integration of primary study gasification and pyrolysis, gasification combustion integrated, 3000 ton days are required in terms of clean coal utilization technological innovation
And the demonstration project such as above coal gasification, million tons/year of low order pyrolysiss of coal, the production of oiling Electricity Federation.China is constantly actively as can be seen here
Promote the innovation and development of clean coal utilization technology.
Just research gasification and pyrolysis integration at present, gasification combustion integrated, 3000 ton days and above coal gasification, million tons/
The pyrolysis of coal of year low order, etc. clean coal utilization technology meet the needs of Industrial Green development is to inexpensive clean fuel, these skills
Art mainly deploys innovation research and development by core of pressurized circulating fluidized bed technology.
Clean coal utilization technical research based on pressurized circulating fluidized bed technology requires that circulatory stove reaches one before coal is thrown
The circulating ratio of fixed solid material, ensure that each position of circulation furnace system and temperature of charge uniformly reach design requirement operating mode, therefore
It can not meet that designing pressurization igniting requires applied to the igniter under normal pressure operating mode, secondly current igniter is only with natural
Gas firing up, load is low in running, firing up time length, can not meet circulatory stove heat demand at this stage.
The content of the invention
The utility model aims to solve the problem that above mentioned problem, there is provided the fast point of a kind of stabilization, high ignition success rate, firing up
Fiery device.
Igniter under high inert atmosphere with pressure described in the utility model, including burner I and burner II；The burner I
Built-in full automatic electronic ignition device；The burner I and burner II are connected by flange with the end socket in steady-flow combustion furnace roof portion, surely
Stream combustion furnace pours pipe material by fire resisting and is connected with circulatory stove；
Carbon dioxide cooling protection passage, blast tube and air duct are offered on described burner I respectively；Described two
Carbonoxide cooling protection passage, blast tube and air duct are through carbon dioxide pipeline, gas pipeline and air pipe line and peace
Flow control valve on each pipeline respectively with carbon dioxide, natural gas, contact air；
Carbon dioxide cooling protection passage is offered on described burner II respectively, fuel gallery, steam channel, air lead to
Road；The carbon dioxide cooling protection passage, fuel gallery, steam channel, air duct are through carbon dioxide pipeline, diesel oil pipe
Road, steam pipework and air pipe line and flow control valve on each pipeline respectively with carbon dioxide, diesel oil, steam, sky
Gas phase connects.
Igniter under high inert atmosphere with pressure described in the utility model, described steady-flow combustion stove are provided with flame
Detector, cold nitrogen tube, steady-flow combustion stove pressure gauge, flue-gas temperature meter, cold nitrogen tube by cold nitrogen adjustment valve with
Nitrogen is connected.
Igniter under high inert atmosphere with pressure described in the utility model, it is provided with described flame detector and takes the photograph
As probe；High temperature high voltage resistant glass cage is provided with outside the camera probe.
Igniter under high inert atmosphere with pressure described in the utility model, described circulatory stove are recirculating fluidized bed
Formula, circulatory stove top exit are provided with the first gas-solid separating device and the second gas-solid separating device.
Igniter under high inert atmosphere with pressure described in the utility model, described circulatory stove top exit are also set up
There is pressure-control valve, and be provided with circulatory stove gas sample collector, circulatory stove thermometer and circulatory stove pressure gauge；The circulatory stove
Middle part and bottom the nitrogen flow regulating valve I and nitrogen flow regulating valve II and nitrogen by pipeline and on pipeline respectively
It is connected.
Igniter under high inert atmosphere with pressure described in the utility model, set gradually on the carbon dioxide pipeline
There are carbon dioxide regulating valve I or carbon dioxide regulating valve II；Natural gas compressor, day are disposed with the gas pipeline
Right gas stop valve, natural gas flow adjustable valve and gas pressure meter；Be disposed with the diesel oil pipeline diesel fuel temperature meter,
Diesel oil stop valve, diesel oil flow control valve and diesel pressure meter；The air pipe line shunts after air pressure gage, passes through all the way
Air cutoff valve I, air flow rate adjustment valve I access the air duct of burner I, and another way passes through air cutoff valve II and air stream
Adjustable valve II accesses the air duct of burner II；The nitrogen pipeline accesses day by nitrogen stop valve I all the way after shunting
After right gas stop valve valve, another way is after nitrogen stop valve II accesses diesel oil stop valve valve；The steam pipework is after shunting
It is connected all the way through steam flow control valve with steam channel, another way is connected after steam stop valve with diesel oil pipeline；Institute
Nitrogen stop valve I of the gas pipeline by nitrogen pipeline and in nitrogen pipeline is stated with nitrogen to be connected；The diesel oil pipe
Road is cut off by the steam on nitrogen pipeline and steam pipework and nitrogen stop valve I and steam pipework in nitrogen pipeline
Valve is connected with nitrogen and steam respectively.
Igniter under high inert atmosphere with pressure described in the utility model, the steady-flow combustion furnace shell inwall and is followed
Ring oven inner walls are provided with fireproof heat-insulating backing layer.
Igniter under high inert atmosphere with pressure described in the utility model, is lighted a fire by burner I and burner II
Heating, burner II directly using diesel combustion heating flue gas, meet duty cycle stove heat demand in running, effectively contracting
The short firing up time, improve efficiency.Simultaneously can be by flame detector in whole ignition process and steady-flow combustion stove
Flame combustion situation monitored in real time, purging displacement is carried out to system in ignition process, it is ensured that the safety of ignition process can
The success rate leaned on and lighted a fire；And the igniter under high inert atmosphere with pressure described in the utility model is simple to operate, securely and reliably,
Suitable for popularization and application.
Brief description of the drawings
Fig. 1 is overall structure schematic flow sheet of the present utility model；
In figure：1- nitrogen, 2- natural gases, 3- air, 4- steam, 5- diesel oil, 6- carbon dioxide, 7- carbon dioxide regulating valves
Ith, 8- nitrogen stop valve I, 9- natural gases stop valve, 10- natural gas flows adjustable valve, 11- air cutoff valves I, 12- air mass flows
Regulating valve I, 13- air cutoff valves II, 14- air flow rate adjustment valves II, 15- steam flow control valves, 16- steam stop valves,
17- diesel oil stop valve, 18- diesel oil flow control valve, 19- nitrogen stop valve II, 20- flame detectors, the regulation of 21- carbon dioxide
Valve II, 22- full automatic electronic ignitions device, 23- burners II, 24- burners I, 25- colds nitrogen adjustment valve, 26- flue-gas temperatures meter,
27- nitrogen flows regulating valve I, 28- nitrogen flows regulating valve II, 29- pressure-control valves, the gas-solid separating devices of 30- first, 31-
Second gas-solid separating device, 32- circulatory stoves thermometer, 33- circular control mechanisms, 34- circulatory stoves pressure gauge, 35- steady-flow combustions
Stove, 36- fire resistings pour pipe material, 37- circulatory stoves, 38- gas sample collectors, 39- fireproof heat-insulatings backing layer, 40- solid materials, 41-
Air pressure gage, 42- diesel fuel temperatures meter, 43- natural gas compressors, 44- colds nitrogen tube, 45- steady-flow combustion stoves pressure gauge,
46- gas pressures meter, 47- diesel pressure meters.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is carried out in detail to the igniter under high inert atmosphere with pressure described in the utility model
Describe in detail bright.
As shown in figure 1, the igniter under high inert atmosphere with pressure described in the utility model, including burner I and burner II
23；Full automatic electronic ignition device 22 built in the burner I 24, long-range Full-automatic ignition and on-site manual igniting can be achieved；It is described
Burner I 24 and burner II 23 are connected by flange with the end socket at the top of steady-flow combustion stove 35, and steady-flow combustion stove 35 passes through fire resisting
Pipe material 36 is poured to be connected with circulatory stove 37；Carbon dioxide cooling protection passage, combustion gas are offered on described burner I 24 respectively
Passage and air duct；Carbon dioxide cooling protection passage, blast tube and the air duct are through carbon dioxide pipeline, natural
Air pipe and air pipe line and the flow control valve on each pipeline are connected with carbon dioxide 6, natural gas 2, air 3 respectively
It is logical；Carbon dioxide cooling protection passage, fuel gallery, steam channel, air duct are offered on described burner II 23 respectively；
The carbon dioxide cooling protection passage, fuel gallery, steam channel, air duct are through carbon dioxide pipeline, diesel oil pipeline, steaming
Vapor pipeline and air pipe line and flow control valve on each pipeline respectively with carbon dioxide 6, diesel oil 5, steam 4, air 3
It is connected.Described steady-flow combustion stove 35 be provided with flame detector 20, cold nitrogen tube 44, steady-flow combustion stove pressure gauge 45,
Flue-gas temperature meter 26, cold nitrogen tube 44 are connected by cold nitrogen adjustment valve 25 with nitrogen 1, and the housing of steady-flow combustion stove 35
Inwall is provided with fireproof heat-insulating backing layer 39.Camera probe is provided with described flame detector 20；Outside the camera probe
It is provided with high temperature high voltage resistant glass cage.
Igniter under high inert atmosphere with pressure described in the utility model, described circulatory stove 37 are recirculating fluidized bed
Formula, the top exit of circulatory stove 37 are provided with the first gas-solid separating device 30 and the second gas-solid separating device 31.Described circulatory stove
37 top exits are additionally provided with pressure-control valve 29, and are provided with the gas sample collector 38 of circulatory stove 37, the and of circulatory stove thermometer 32
Circulatory stove pressure gauge 34；The middle part and bottom of the circulatory stove 37 are adjusted by pipeline and the nitrogen flow on pipeline respectively
Section valve I 27 and nitrogen flow regulating valve II 28 are connected with nitrogen 1, and the inner walls of circulatory stove 37 are provided with fireproof heat-insulating backing layer
39.Carbon dioxide regulating valve I 7 or carbon dioxide regulating valve II 21 are disposed with the carbon dioxide pipeline；It is described natural
Natural gas compressor 43, natural gas stop valve 9, natural gas flow adjustable valve 10 and gas pressure are disposed with air pipe
Meter 46；Diesel fuel temperature meter 42, diesel oil stop valve 17, diesel oil flow control valve 18 and diesel oil are disposed with the diesel oil pipeline
Pressure gauge 47；The air pipe line shunts after air pressure gage, all the way by air cutoff valve I 11, air flow rate adjustment valve I
The air duct of 12 access burners I 24, another way access burner by air cutoff valve II 13 and air flow rate adjustment valve II 14
II 23 air duct；The nitrogen pipeline after shunting all the way after nitrogen stop valve I 8 accesses the valve of natural gas stop valve 9,
Another way is after nitrogen stop valve II 19 accesses the valve of diesel oil stop valve 17；The steam pipework is after shunting all the way through steam stream
Adjustable valve 15 is connected with steam channel, and another way is connected after steam stop valve 16 with diesel oil pipeline；The natural gas
Nitrogen stop valve I 8 of the pipeline by nitrogen pipeline and in nitrogen pipeline is connected with nitrogen 1；The diesel oil pipeline passes through
Steam stop valve 16 on nitrogen pipeline and steam pipework and nitrogen stop valve I 8 and steam pipework in nitrogen pipeline
It is connected respectively with nitrogen 1 and steam 4.The cold nitrogen adjustment valve 25 that the utility model is set accesses nitrogen by cold nitrogen tube 44
Gas 1 can accurately control the temperature of flue gas, be diesel oil 5 and the flow of air 3 control flue-gas temperature except being passed through burner II 23
Another means.The pressure that can be entered by gas pressure meter 46 with 24 hours detection natural gases 2 before burner I 24, beneficial to control
Into the flow of natural gas 2 of steady-flow combustion stove 35, ignition success rate is improved.Can be with 24 hours detection bavins by diesel pressure meter 47
The pressure that oil 5 enters before burner II 23, be advantageous to control into the flow of diesel oil 5 of steady-flow combustion stove 35, judge burner II in time
Whether 23 diesel oil passage blocks.All regulating valves, the Monitoring Data of pressure gauge can be supervised in real time in remote control room
Survey, timely solution of pinpointing the problems.
The particle diameter distribution of solid material 40 is 80 μm~100 μm and accounts for 45%~55% used by the present embodiment, 110 μm~
220 μm account for 45%~55%.
Ignition method under high inert atmosphere with pressure, using the igniter under foregoing high inert atmosphere with pressure, specific bag
Include following steps：1）The burner that comes into operation protects gas：All valves are closed under original state, open carbon dioxide regulating valve I 7 and dioxy
Change carbon regulating valve II 21, carbon dioxide 6 is fired by burner I 24 and burner II 23 by carbon dioxide cooling protection passage into current stabilization
Burn stove 35；Nitrogen stop valve I 8 and nitrogen stop valve II 19 are opened, combustion gas of the nitrogen 1 all the way into burner I 24 after shunting is led to
Road, another way pass through the fuel gallery of burner II 23；
2）Establish system pressure：System begins setting up pressure, opens cold nitrogen adjustment valve 25, nitrogen flow regulating valve I
27 and nitrogen flow regulating valve II 28, nitrogen 1 is entered by the middle part of circulatory stove 37, bottom and steady-flow combustion stove 35 and system is filled
Pressure, according to system pressure conditions adjust pressure-control valve 29 setup parameter, by circulatory stove pressure gauge 34 maintain 0MPaG~
2.3MPaG；
3）Solid material 40 is established to circulate：Circulatory stove pressure gauge 34 is controlled in the case of 0MPaG~2.3MPaG, adjusts nitrogen
Air-flow adjustable valve I 27 and nitrogen flow regulating valve II 28 and pressure-control valve 29, increase is into steady-flow combustion stove 35 and circulates
The nitrogen flow of stove 37, the inside superficial velocity of circulatory stove 37 is set finally to control in 3~8m/s；Circular control mechanism 33 is adjusted to cause
Solid material 40 after first gas-solid separating device 30 and the separation of the second solid separation device is smoothly back to circulatory stove 37, is finally reached
The stable circulation process of solid material 40；
4）Control valve opening is demarcated：A, circulatory stove pressure gauge 34 is controlled in the case of 0MPaG~2.3MPaG, opens day
Right gas stop valve 9, natural gas flow adjustable valve 10, the flow of natural gas 2 is finally stable the 10%~25% of design discharge, record
The valve opening of natural gas flow adjustable valve 10, demarcation close natural gas stop valve 9 after terminating；
B, circulatory stove pressure gauge 34 is controlled in the case of 0MPaG~2.3MPaG, opens air cutoff valve I 11, air
Flow control valve I 12, the flow of natural gas 2 is finally stable the 15%~30% of design discharge, record air flow rate adjustment valve I 12
Valve opening and air cutoff valve I 11 be opened to air flow rate adjustment valve I 12 and reach steady on the premise of above-mentioned setting value
Determine the time that automatically adjusts of state, demarcation closes air cutoff valve I 11 after terminating；
C, circulatory stove pressure gauge 34 is controlled in the case of 0MPaG~2.3MPaG, opens air cutoff valve II 13, air
Flow control valve II 14, the flow of natural gas 2 is finally stable the 10%~30% of design discharge, record air flow rate adjustment valve II
14 valve opening, demarcation close air cutoff valve II 13 after terminating；
5）System purge is replaced：Nitrogen stop valve I 8, nitrogen stop valve II 19 and cold nitrogen adjustment valve 25 are opened successively,
Nitrogen 1 enters system purge and replaced, and the gas sample collector 38 of circulatory stove 37 takes in gas sample oxygen content the 10%~20% of design load
Afterwards, close successively and open nitrogen stop valve I 8 and nitrogen stop valve II 19 successively and turn down the aperture of cold nitrogen adjustment valve 25；
6）The starting ignition of burner I 24：Before starting ignition, the valve on the pipeline of natural gas 2, the pipeline of air 3 is turned off, and is started
During igniting, nitrogen stop valve I 8 is opened, nitrogen 1 closes nitrogen stop valve I 8 after purging, opens air cutoff valve I 11, air stream
Adjustable valve I 12 is automatically opened up to demarcation preset valves aperture, waits 5~15s to open natural gas stop valve 9, gas discharge
Regulating valve 10, which is automatically opened up to demarcation preset valves aperture, full automatic electronic ignition device 22, to be started to light a fire, and passes through flame detector
20, which carry out flame, judges and monitors in real time；
7）The starting ignition of burner II 23：On the premise of flue-gas temperature meter 26 maintains 350 DEG C~650 DEG C, original state bavin
Oily stop valve 17, diesel oil flow control valve 18, air cutoff valve II 13, air flow rate adjustment valve II 14 are turned off, and start burner
II 23 ignition procedures, steam stop valve 16, and nitrogen stop valve II 19 are opened successively, after steam 4 and nitrogen 1 purge, is closed successively
The nitrogen stop valve II 19 of steam stop valve 16 is closed, opens air cutoff valve II 13, opens air flow rate adjustment valve II 14, opens and steams
Steam flow adjustable valve 15 waits 1~10s to open diesel oil stop valve 17, opens diesel oil flow control valve 18 to setting valve opening
To design minimum load valve opening, the ignition conditions of burner II 23 are judged by flue-gas temperature meter 26, flame detector 20 is carried out
Flame judges and monitoring in real time；
8）Flue-gas temperature is adjusted：According to the Design cooling load of burner I 24, natural gas flow adjustable valve 10 is maintained to setting aperture；
The flow setting value of diesel oil flow control valve 18, control natural gas flow adjustable valve 10 are adjusted, while adjusts the regulation of cold nitrogen
Valve 25, into the nitrogen flow of steady-flow combustion stove 35, control flue-gas temperature meter 26 and the measured value of circulatory stove thermometer 32 reach for control
Design conditions demand, so far ignition process terminate.
Claims (7)
- A kind of 1. igniter under high inert atmosphere with pressure, it is characterised in that：Including burner I and burner II；The burner I （24）Built-in full automatic electronic ignition device（22）；The burner I（24）With burner II（23）Pass through flange and steady-flow combustion stove （35）The end socket at top is connected, steady-flow combustion stove（35）Pipe material is poured by fire resisting（36）With circulatory stove（37）Connection；Described burner I（24）It is upper to offer carbon dioxide cooling protection passage, blast tube and air duct respectively；Described two Carbonoxide cooling protection passage, blast tube and air duct are through carbon dioxide pipeline, gas pipeline and air pipe line and peace Flow control valve on each pipeline respectively with carbon dioxide（6）, natural gas（2）, air（3）It is connected；Described burner II（23）It is upper offer carbon dioxide cooling protection passage respectively, fuel gallery, steam channel, air lead to Road；The carbon dioxide cooling protection passage, fuel gallery, steam channel, air duct are through carbon dioxide pipeline, diesel oil pipe Road, steam pipework and air pipe line and flow control valve on each pipeline respectively with carbon dioxide（6）, diesel oil（5）, steam Vapour（4）, air（3）It is connected.
- 2. the igniter under high inert atmosphere with pressure according to claim 1, it is characterised in that：Described steady-flow combustion Stove（35）It is provided with flame detector（20）, cold nitrogen tube（44）, steady-flow combustion stove pressure gauge（45）, flue-gas temperature meter （26）, cold nitrogen tube（44）Pass through cold nitrogen adjustment valve（25）With nitrogen（1）It is connected.
- 3. the igniter under high inert atmosphere with pressure according to claim 2, it is characterised in that：Described flame detecting Device（20）On be provided with camera probe；High temperature high voltage resistant glass cage is provided with outside the camera probe.
- 4. the igniter under high inert atmosphere with pressure according to claim 3, it is characterised in that：Described circulatory stove （37）For circulating fluid bed type, circulatory stove（37）Top exit is provided with the first gas-solid separating device（30）With the second gas solid separation Device（31）.
- 5. the igniter under high inert atmosphere with pressure according to claim 4, it is characterised in that：Described circulatory stove （37）Top exit is additionally provided with pressure-control valve（29）, and it is provided with circulatory stove gas sample collector（38）, circulatory stove thermometer （32）With circulatory stove pressure gauge（34）；The circulatory stove（37）Middle part and bottom respectively by pipeline and on pipeline Nitrogen flow regulating valve I（27）With nitrogen flow regulating valve II（28）With nitrogen（1）It is connected.
- 6. the igniter under high inert atmosphere with pressure according to claim 5, it is characterised in that：The carbon dioxide pipe Carbon dioxide regulating valve I is disposed with road（7）Or carbon dioxide regulating valve II（21）；Set successively on the gas pipeline It is equipped with natural gas compressor（43）, natural gas stop valve（9）, natural gas flow adjustable valve（10）With gas pressure meter（46）； Diesel fuel temperature meter is disposed with the diesel oil pipeline（42）, diesel oil stop valve（17）, diesel oil flow control valve（18）And bavin Oil manometer（47）；The air pipe line is through air pressure gage（41）After shunt, all the way by air cutoff valve I（11）, air Flow control valve I（12）Access burner I（24）Air duct, another way passes through air cutoff valve II（13）Adjusted with air mass flow Save valve II（14）Access burner II（23）Air duct；The nitrogen pipeline passes through nitrogen stop valve I all the way after shunting（8） Access natural gas stop valve（9）After valve, another way passes through nitrogen stop valve II（19）Access diesel oil stop valve（17）After valve；It is described Steam pipework is after shunting all the way through steam flow control valve（15）It is connected with steam channel, another way is through steam stop valve （16）It is connected afterwards with diesel oil pipeline；The gas pipeline is cut off by nitrogen pipeline and the nitrogen in nitrogen pipeline Valve I（8）With nitrogen（1）It is connected；The diesel oil pipeline passes through nitrogen pipeline and steam pipework and the nitrogen in nitrogen pipeline Gas stop valve I（8）With the steam stop valve on steam pipework（16）Respectively with nitrogen（1）And steam（4）It is connected.
- 7. the igniter under high inert atmosphere with pressure according to claim 6, it is characterised in that：The steady-flow combustion stove （35）Inner walls and circulatory stove（37）Inner walls are provided with fireproof heat-insulating backing layer（39）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720849487.XU CN207035215U (en) | 2017-07-13 | 2017-07-13 | A kind of igniter under high inert atmosphere with pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720849487.XU CN207035215U (en) | 2017-07-13 | 2017-07-13 | A kind of igniter under high inert atmosphere with pressure |
Publications (1)
| Publication Number | Publication Date |
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| CN207035215U true CN207035215U (en) | 2018-02-23 |
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ID=61463791
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720849487.XU Active CN207035215U (en) | 2017-07-13 | 2017-07-13 | A kind of igniter under high inert atmosphere with pressure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107120680A (en) * | 2017-07-13 | 2017-09-01 | 陕西延长石油（集团）有限责任公司 | Igniter and ignition method under a kind of high inert atmosphere with pressure |
-
2017
- 2017-07-13 CN CN201720849487.XU patent/CN207035215U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107120680A (en) * | 2017-07-13 | 2017-09-01 | 陕西延长石油（集团）有限责任公司 | Igniter and ignition method under a kind of high inert atmosphere with pressure |
| CN107120680B (en) * | 2017-07-13 | 2023-09-29 | 陕西延长石油（集团）有限责任公司 | Ignition device and ignition method under high-pressure inert atmosphere |
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