CN109357284A - A kind of intelligent ignition device and method for open flame combustion nozzle - Google Patents
A kind of intelligent ignition device and method for open flame combustion nozzle Download PDFInfo
- Publication number
- CN109357284A CN109357284A CN201811224839.8A CN201811224839A CN109357284A CN 109357284 A CN109357284 A CN 109357284A CN 201811224839 A CN201811224839 A CN 201811224839A CN 109357284 A CN109357284 A CN 109357284A
- Authority
- CN
- China
- Prior art keywords
- burner
- gas
- solenoid valve
- ignition
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims abstract description 9
- 239000003034 coal gas Substances 0.000 claims abstract description 24
- 239000007789 gas Substances 0.000 claims description 69
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 7
- 230000001535 kindling effect Effects 0.000 claims description 7
- 238000007689 inspection Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 230000000740 bleeding effect Effects 0.000 claims description 3
- 238000003795 desorption Methods 0.000 claims description 3
- 238000010892 electric spark Methods 0.000 claims description 3
- 238000010304 firing Methods 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 238000010926 purge Methods 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 238000005474 detonation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23Q—IGNITION; EXTINGUISHING-DEVICES
- F23Q3/00—Igniters using electrically-produced sparks
- F23Q3/008—Structurally associated with fluid-fuel burners
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N1/00—Regulating fuel supply
- F23N1/02—Regulating fuel supply conjointly with air supply
- F23N1/025—Regulating fuel supply conjointly with air supply using electrical or electromechanical means
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
A kind of intelligent ignition device and method for open flame combustion nozzle, belongs to industrial furnace technology field.The device includes burner controller, ignition transformer, ionization type flame detector, main burner solenoid valve for gas, main burner air solenoid valve, igniter burner, gas for ignition solenoid valve, igniting air solenoid valve, igniting air hand valve, gas for ignition hand valve, main burner coal gas hand valve, main burner air hand valve.The advantage is that apparatus structure is simple, practical, easy to operate, reliable for, the frequent industrial furnace of ignition operation more to some burner quantity.
Description
Technical field
The invention belongs to industrial furnace technology field, in particular to a kind of intelligent ignition device and side for open flame combustion nozzle
Method.Major function is open flame combustion nozzle heating furnace or heat-treatment furnace for coal gas when playing furnace igniting every time, is provided burner
Incendiary source carries out automatic ignition, and detects to burner flame.
Background technique
Current heating furnace tends to be totally-enclosed and automates, and no longer opens up beside burner block as before special
Lighting door or big fire hole are lighted a fire.Manual ignition mode is used when some industry furnace ignitings, it need to be in every section of coal gas main pipe
It takes coal gas as incendiary source at sample point, then is gone to light igniter burner or main burner one by one with the incendiary source.Most industrial furnaces
Burner does not have flame detection equipment, and whether burner, which is lighted, to be checked by peep-hole.Some industrial furnaces header sides outside furnace are set
Detonation indicator is set, for showing the combustion case of igniter burner.Detonation indicator is in site environment, and is in Chang Ran
State consumes a large amount of coal gas, the serious waste energy, and site environment temperature is high, increases operation and the work of patrol officer
Make intensity.The present invention is directed to above situation, invents a kind of intelligent ignition device and method for open flame combustion nozzle, i.e., each burner
One burner controller of preceding setting, ignition transformer, igniter burner (band ignitor and fire inspection electrode), flame detector, from
Facilities such as dynamic stop valve (solenoid valves) light igniter burner using electrode discharge, then light main burner, flame inspection with igniter burner
It surveys after device detects main burner flame signal and exports kindling signal to burner controller, exported if it can't detect flare up fire
Loss of ignition signal is alarmed to burner controller, while each solenoid valve is closed immediately.It is easy to operate, reliable, operation troubles rate
Low, especially more to some burner quantity, the frequent industrial furnace of ignition operation can more embody technical advantage of the invention.
Summary of the invention
The purpose of the present invention is to provide a kind of intelligent ignition devices and method for open flame combustion nozzle, solve heating furnace
Or heat-treatment furnace burner ignition operation is cumbersome, the problem of execute-in-place bad environments.Apparatus structure is simple, practical, easy to operate,
Reliably, especially more to some burner quantity, the frequent industrial furnace of ignition operation, can more embody technical advantage of the invention.
The present invention is used for the intelligent ignition device of open flame combustion nozzle, including burner controller 1, ignition transformer 2, ionization type fire
Flame detector 3, main burner solenoid valve for gas 4, main burner air solenoid valve 5, igniter burner 6, gas for ignition solenoid valve 7, igniting
Air solenoid valve 8, igniting air hand valve 9, gas for ignition hand valve 10, main burner coal gas hand valve 11, main burner air hand valve 12.
For giving the main burner of stove heat supply, end connects primary air and main gas pipe road respectively.Master is set on blast main
Burner air solenoid valve 5 and main burner air hand valve 12 set main burner solenoid valve for gas 4 and main burner coal gas on main gas pipe road
Hand valve 11 is respectively used to control primary air, the switch of main coal gas and adjusting flow.
Igniter burner 6 is used to light a fire to main burner, and contact fire air pipeline and ignition coal tracheae are distinguished in igniter burner end
Road, set up an office on air pipeline of lighting a fire fiery air solenoid valve 8 and igniting air hand valve 9, and set up an office kindling pneumoelectric on gas for ignition pipeline
Magnet valve 7 and gas for ignition hand valve 10 are respectively used to the switch and adjusting flow of control igniting air, gas for ignition.
Burner controller 1 and ignition transformer 2 are located at beside main burner, and burner controller 1 gives igniting transformation by cable
Device 2 is powered, and ignition transformer 2 is connected on the ignitor inside igniter burner 6 by high-voltage conducting wires.
Ionization type flame detector 3 is inserted into flame location from main gas passage, and tail portion is wired to burner control
Device 1 processed, for detecting the flare up fire of main burner.
Burner controller 1 is respectively connected to main burner solenoid valve for gas 4, main burner air solenoid valve 5, igniting by cable
Solenoid valve for gas 7 and igniting air solenoid valve 8, for the switch control to solenoid valve.
Specific step is as follows for the intelligent ignition method of open flame combustion nozzle by the present invention:
1, when heating furnace or heat-treatment furnace blow-on is lighted a fire, the purging release of coal gas system is first carried out, bleeding stop valve is opened,
After diffusing 20-30 minutes by desorption tube, sampling shut-off valve is opened, " outburst " test is carried out, detects gas piping remaining oxygen；
2, igniting air hand valve 9, gas for ignition hand valve 10, main burner coal gas hand valve 11, main burner air hand valve 12 are opened
Aperture when debugging success status is opened, igniting is prepared；
3, burner controller 1 issues firing command, and ignition transformer 2 works, and the ignitor in igniter burner 6 issues high
Pressure generates electric spark, while gas for ignition solenoid valve 7 and igniting air solenoid valve 8 are opened, and start to light a fire to igniter burner 6；
4, igniter burner 6 after self-test to the flare up fire of igniter burner of fighting, main burner solenoid valve for gas 4 and air electricity
The delay of magnet valve 5 2s is opened, and lights main burner using igniter burner；
If 5, the fire inspection electrode detection of igniter burner 6 cuts off gas for ignition electricity less than the flare up fire of igniter burner immediately
Magnet valve 7 and igniting air solenoid valve 8, and repeat the operation of step 2；
6, kindling signal is exported to burner controller 1 after main burner flame detector 3 detects the flame of main burner,
Main burner solenoid valve for gas 4 and air solenoid valve 5 are kept it turned at this time, then into original combustion control mode；
7, when flame detector can't detect flare up fire, igniting failure signal is exported to burner controller, and alarm,
Main burner is empty simultaneously, solenoid valve for gas and igniter burner are empty, solenoid valve for gas is closed immediately.
It is an advantage of the current invention that for, the frequent industrial furnace of ignition operation more to some burner quantity, apparatus structure letter
It is single, practical, it is easy to operate, reliable.
Detailed description of the invention
Fig. 1 is the intelligent ignition device schematic diagram that the present invention is used for open flame combustion nozzle.Wherein, burner controller 1, igniting transformation
Device 2, ionization type flame detector 3, main burner solenoid valve for gas 4, main burner air solenoid valve 5, (the included igniting of igniter burner 6
Electrode and flame detection electrode), gas for ignition solenoid valve 7, igniting air solenoid valve 8, igniting air hand valve 9, gas for ignition hand
Valve 10, main burner coal gas hand valve 11, main burner air hand valve 12.
Specific embodiment
The present invention includes burner controller 1, ignition transformer 2, ionization type fire for the intelligent ignition device of open flame combustion nozzle
Flame detector 3, main burner solenoid valve for gas 4, main burner air solenoid valve 5, igniter burner 6, gas for ignition solenoid valve 7, igniting
Air solenoid valve 8, igniting air hand valve 9, gas for ignition hand valve 10, main burner coal gas hand valve 11, main burner air hand valve 12.
For giving the main burner of stove heat supply, end connects primary air and main gas pipe road respectively.Master is set on blast main
Burner air solenoid valve 5 and main burner air hand valve 12 set main burner solenoid valve for gas 4 and main burner coal gas on main gas pipe road
Hand valve 11 is respectively used to control primary air, the switch of main coal gas and adjusting flow.
Igniter burner 6 is used to light a fire to main burner, and contact fire air pipeline and ignition coal tracheae are distinguished in igniter burner end
Road, set up an office on air pipeline of lighting a fire fiery air solenoid valve 8 and igniting air hand valve 9, and set up an office kindling pneumoelectric on gas for ignition pipeline
Magnet valve 7 and gas for ignition hand valve 10 are respectively used to the switch and adjusting flow of control igniting air, gas for ignition.
Burner controller 1 and ignition transformer 2 are located at beside main burner, and burner controller 1 gives igniting transformation by cable
Device 2 is powered, and ignition transformer 2 is connected on the ignitor inside igniter burner 6 by high-voltage conducting wires.
Ionization type flame detector 3 is inserted into flame location from main gas passage, and tail portion is wired to burner control
Device 1 processed, for detecting the flare up fire of main burner.
Burner controller 1 is respectively connected to main burner solenoid valve for gas 4, main burner air solenoid valve 5, igniting by cable
Solenoid valve for gas 7 and igniting air solenoid valve 8, for the switch control to solenoid valve.
When heating furnace or heat-treatment furnace blow-on is lighted a fire, the purging release of coal gas system is first carried out, bleeding stop valve is opened,
After diffusing 20-30 minutes by desorption tube, sampling shut-off valve is opened, " outburst " test is carried out, detects gas piping remaining oxygen；It will
Igniting air hand valve 9, gas for ignition hand valve 10, main burner coal gas hand valve 11, main burner air hand valve 12 are opened to arrive and be debugged successfully
Aperture when state prepares igniting；Burner controller 1 issues firing command, and ignition transformer 2 works, the point in igniter burner 6
Thermoelectricity pole issues high pressure, generates electric spark, while gas for ignition solenoid valve 7 and igniting air solenoid valve 8 are opened, and are started to igniting
Burner 6 is lighted a fire；Igniter burner 6 after self-test to the flare up fire of igniter burner of fighting, main burner solenoid valve for gas 4 and air electricity
The delay of magnet valve 5 2s is opened, and lights main burner using igniter burner；If the fire inspection electrode detection of igniter burner 6 is less than igniter burner
Flare up fire, immediately cut off gas for ignition solenoid valve 7 and igniting air solenoid valve 8；When main burner flame detector 3 detects
Kindling signal is exported to burner controller 1 after the flame of main burner, at this time main burner solenoid valve for gas 4 and air solenoid valve 5
It keeps it turned on, then into original combustion control mode；When flame detector can't detect flare up fire, output
Loss of ignition signal is alarmed to burner controller, while main burner is empty, solenoid valve for gas and igniter burner are empty, coal gas electromagnetism
Valve is closed immediately.
Burner controller 1: for controlling the igniting of burner, the opening and closing of fire defector and each solenoid valve.
Ignition transformer 2: for frequency-variable electronic vibrating type high-voltage ignition transformer, when for primary voltage to be changed into igniting
Secondary high pressure.For lighting the guidance fire of burner, the occasion for being reliably adapted to interruption igniting is lighted.
Main burner flame detector 3: the detection for main burner flame.
Main burner solenoid valve for gas 4: the opening and closing for main gas pipe road.
Main burner air solenoid valve 5: the opening and closing for main air line.
Igniter burner 6: there are igniting and fire inspection integral electrode, rear edge contact fire sky, gaspipe line in igniter burner.Igniting
Column uses 310S material, can use for a long time in flame.
Gas for ignition solenoid valve 7: the opening and closing for gas for ignition pipeline.
Igniting air solenoid valve 8: the opening and closing for air pipe line of lighting a fire.
Igniting air hand valve 9: the adjusting for ignition system air mass flow.
Gas for ignition hand valve 10: the adjusting for ignition system gas flow.
Main burner coal gas hand valve 11: the adjusting for main burner gas flow.
Main burner air hand valve 12: the adjusting for main burner air mass flow.
Claims (2)
1. a kind of intelligent ignition device for open flame combustion nozzle, which is characterized in that including burner controller (1), ignition transformer
(2), ionization type flame detector (3), main burner solenoid valve for gas (4), main burner air solenoid valve (5), igniter burner (6),
Gas for ignition solenoid valve (7), igniting air solenoid valve (8), igniting air hand valve (9), gas for ignition hand valve (10), main burner coal
Gas hand valve (11), main burner air hand valve (12)；Primary air and main coal gas are connect respectively for the main burner end to stove heat supply
Pipeline sets main burner air solenoid valve (5) and main burner air hand valve (12) on blast main, sets main burning on main gas pipe road
Mouth solenoid valve for gas (4) and main burner coal gas hand valve (11) are respectively used to control primary air, the switch of main coal gas and adjusting stream
Amount；
Igniter burner (6) is used to light a fire to main burner, and contact fire air pipeline and gas for ignition pipeline are distinguished in igniter burner end,
Set up an office fiery air solenoid valve (8) and igniting air hand valve (9) on igniting air pipeline, and set up an office kindling pneumoelectric on gas for ignition pipeline
Magnet valve (7) and gas for ignition hand valve (10) are respectively used to the switch and adjusting flow of control igniting air, gas for ignition；
Burner controller (1) and ignition transformer (2) are located at beside main burner, and burner controller (1) is become by cable to igniting
Depressor (2) power supply, ignition transformer (2) are connected on the internal ignitor of igniter burner (6) by high-voltage conducting wires；
Ionization type flame detector (3) is inserted into flame location from main gas passage, and tail portion is wired to burner control
Device (1), for detecting the flare up fire of main burner；
Burner controller (1) is respectively connected to main burner solenoid valve for gas (4), main burner air solenoid valve (5), point by cable
Fire gas solenoid valve (7) and igniting air solenoid valve (8), for the switch control to solenoid valve.
2. a kind of intelligent ignition method for open flame combustion nozzle using claim 1 described device, which is characterized in that specific step
It is rapid as follows:
(1), when heating furnace or heat-treatment furnace blow-on are lighted a fire, the purging release of coal gas system is first carried out, bleeding stop valve is opened, leads to
After crossing desorption tube release 20-30 minutes, sampling shut-off valve is opened, carries out " outburst " test, detection gas piping remaining oxygen；
(2), will light a fire air hand valve (9), gas for ignition hand valve (10), main burner coal gas hand valve (11), main burner air hand valve
(12) open to debugging success status when aperture, prepare light a fire；
(3), burner controller (1) issues firing command, and ignition transformer (2) works, the ignitor hair in igniter burner (6)
High pressure out generates electric spark, while gas for ignition solenoid valve (7) and igniting air solenoid valve (8) are opened, and are started to igniter burner
(6) it lights a fire；
(4), igniter burner (6) fight self-test to the flare up fire of igniter burner after, main burner solenoid valve for gas (4) and air
Solenoid valve (5) delay 2s is opened, and lights main burner using igniter burner；
(5) if, igniter burner (6) fire inspection electrode detection less than igniter burner flare up fire, immediately cut off gas for ignition electricity
Magnet valve (7) and igniting air solenoid valve (8), and repeat the operation of step (2)；
(6), kindling signal is exported to burner controller after main burner flame detector (3) detects the flame of main burner
(1), main burner solenoid valve for gas (4) and air solenoid valve (5) are kept it turned at this time, are controlled then into original burning
Molding formula；
(7), when flame detector can't detect flare up fire, igniting failure signal is exported to burner controller, and alarm, together
When main burner is empty, solenoid valve for gas and igniter burner are empty, solenoid valve for gas is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811224839.8A CN109357284A (en) | 2018-10-19 | 2018-10-19 | A kind of intelligent ignition device and method for open flame combustion nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811224839.8A CN109357284A (en) | 2018-10-19 | 2018-10-19 | A kind of intelligent ignition device and method for open flame combustion nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109357284A true CN109357284A (en) | 2019-02-19 |
Family
ID=65346004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811224839.8A Pending CN109357284A (en) | 2018-10-19 | 2018-10-19 | A kind of intelligent ignition device and method for open flame combustion nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109357284A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230930A (en) * | 2019-03-28 | 2019-09-13 | 南京钢铁股份有限公司 | A kind of heating furnace flat flame burner pressure equilibrium standardization |
| CN110631010A (en) * | 2019-09-04 | 2019-12-31 | 北京首钢国际工程技术有限公司 | Flat dispersion flame low NOx coal gas heat accumulation burner |
| CN110736107A (en) * | 2019-11-18 | 2020-01-31 | 云南天朗能源科技有限公司 | Safety ignition control system and control method for heating furnace burners |
| CN111720853A (en) * | 2020-06-10 | 2020-09-29 | 鲁西化工集团股份有限公司煤化工二分公司 | Ignition method and system for coal chemical industry start-up heating furnace |
| CN113341911A (en) * | 2021-05-12 | 2021-09-03 | 首钢京唐钢铁联合有限责任公司 | Fault diagnosis method and device for self-preheating type burner |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1314185A (en) * | 1969-08-28 | 1973-04-18 | United Gas Industries Ltd | Apparatus for controlling the operation of fuel burners |
| CN102563695A (en) * | 2010-12-30 | 2012-07-11 | 但忠民 | Automatic monitoring ignition controller |
| CN104421960A (en) * | 2013-08-22 | 2015-03-18 | 吴晓阳 | Ignition system and ignition method of energy-saving eternal lamp utilizing exhaust gas |
| CN106016354A (en) * | 2016-05-30 | 2016-10-12 | 合肥雄川机械销售有限公司 | Combustion furnace ignition system |
| CN106247353A (en) * | 2016-08-08 | 2016-12-21 | 四川德胜集团钒钛有限公司 | A kind of blast furnace gas diffusing ignition system |
| CN107143879A (en) * | 2017-06-18 | 2017-09-08 | 北京首钢国际工程技术有限公司 | A kind of coal gas heating furnace burner igniter and application method |
-
2018
- 2018-10-19 CN CN201811224839.8A patent/CN109357284A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1314185A (en) * | 1969-08-28 | 1973-04-18 | United Gas Industries Ltd | Apparatus for controlling the operation of fuel burners |
| CN102563695A (en) * | 2010-12-30 | 2012-07-11 | 但忠民 | Automatic monitoring ignition controller |
| CN104421960A (en) * | 2013-08-22 | 2015-03-18 | 吴晓阳 | Ignition system and ignition method of energy-saving eternal lamp utilizing exhaust gas |
| CN106016354A (en) * | 2016-05-30 | 2016-10-12 | 合肥雄川机械销售有限公司 | Combustion furnace ignition system |
| CN106247353A (en) * | 2016-08-08 | 2016-12-21 | 四川德胜集团钒钛有限公司 | A kind of blast furnace gas diffusing ignition system |
| CN107143879A (en) * | 2017-06-18 | 2017-09-08 | 北京首钢国际工程技术有限公司 | A kind of coal gas heating furnace burner igniter and application method |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110230930A (en) * | 2019-03-28 | 2019-09-13 | 南京钢铁股份有限公司 | A kind of heating furnace flat flame burner pressure equilibrium standardization |
| CN110631010A (en) * | 2019-09-04 | 2019-12-31 | 北京首钢国际工程技术有限公司 | Flat dispersion flame low NOx coal gas heat accumulation burner |
| CN110736107A (en) * | 2019-11-18 | 2020-01-31 | 云南天朗能源科技有限公司 | Safety ignition control system and control method for heating furnace burners |
| CN111720853A (en) * | 2020-06-10 | 2020-09-29 | 鲁西化工集团股份有限公司煤化工二分公司 | Ignition method and system for coal chemical industry start-up heating furnace |
| CN111720853B (en) * | 2020-06-10 | 2022-02-01 | 鲁西化工集团股份有限公司煤化工二分公司 | Ignition method and system for coal chemical industry start-up heating furnace |
| CN113341911A (en) * | 2021-05-12 | 2021-09-03 | 首钢京唐钢铁联合有限责任公司 | Fault diagnosis method and device for self-preheating type burner |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109357284A (en) | A kind of intelligent ignition device and method for open flame combustion nozzle | |
| CN203687046U (en) | Safe and energy-saving proportional fuel gas burner | |
| CN104501206B (en) | A kind of hydrogen chloride synthetic furnace automatic ignition system and control method thereof | |
| CN201137969Y (en) | Automatic detonation igniting apparatus on earth for flare | |
| CN104990103A (en) | Automatic ignition device and control method thereof | |
| CN201218541Y (en) | Security control apparatus for gas stove | |
| CN209263081U (en) | A kind of intelligent ignition device for radiation pipe burner tip | |
| CN102297457B (en) | Safe ignition device for combustor and ignition method | |
| CN209263080U (en) | A kind of intelligent ignition device for open flame combustion nozzle | |
| CN102563695A (en) | Automatic monitoring ignition controller | |
| CN109357283A (en) | A kind of intelligent ignition device and method for radiation pipe burner tip | |
| CN210069915U (en) | Explosion-proof ignition gun | |
| CN204880213U (en) | Intelligence plasma dodges and explodes ignition | |
| CN209470227U (en) | A kind of coke oven emission igniter kept burning day and night | |
| CN201145290Y (en) | Remote spray ignition device | |
| CN204227432U (en) | Torch altar lamp which burns day and night device | |
| CN201072141Y (en) | Automatic ignition device | |
| CN102425810B (en) | Pulse ignition system of field effect ion induction stove | |
| CN208998117U (en) | A kind of hydrogen sulfide igniter | |
| CN209415510U (en) | A kind of automatic ignition device | |
| CN204625671U (en) | A kind of coal gas of converter automatic switchover portfire | |
| CN202692081U (en) | Ion igniting and flame burning state monitor | |
| CN201964409U (en) | Electronic control gas burner | |
| CN208998118U (en) | A kind of methane-generating pit torch ignitor | |
| CN206386962U (en) | A kind of two sections of ignition combustion systems of small-power hot air type |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190219 |