CN107726362A - A kind of closed combustion furnace method for controlling automatic ignition - Google Patents
A kind of closed combustion furnace method for controlling automatic ignition Download PDFInfo
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- CN107726362A CN107726362A CN201710847952.0A CN201710847952A CN107726362A CN 107726362 A CN107726362 A CN 107726362A CN 201710847952 A CN201710847952 A CN 201710847952A CN 107726362 A CN107726362 A CN 107726362A
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- ignition
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- igniting
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23Q—IGNITION; EXTINGUISHING-DEVICES
- F23Q21/00—Devices for effecting ignition from a remote location
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Combustion (AREA)
Abstract
The present invention relates to a kind of closed combustion furnace method for controlling automatic ignition, the particularly method for controlling automatic ignition of the closed container such as combustion furnace or claus oven, belong to combustion furnace automatic control technology field.The present invention intuitively shows whether various process conditions meet igniting demand, and carry out a key ignition operation, it is responsible for monitoring the operations such as whether each ignition condition is set up and driven, lighted a fire, jerk, reset, clear and definite step prompting is provided in the case of igniting is unsuccessful, so that operating personnel make clear and definite judgement, the progress situation of each step in ignition process is shown, improves ignition effectiveness and success rate.
Description
Technical field
The present invention relates to a kind of closed combustion furnace method for controlling automatic ignition, particularly combustion furnace or claus oven etc. are closed
The method for controlling automatic ignition of container, belong to combustion furnace automatic control technology field.
Background technology
At present, in the closed containers such as industrial combustion furnace, claus oven, dore furnace and thermal reactor technique, ignition system
Use for live IGNITION CONTROL cabinet, be made up of indicator lamp and button, observed and operated by special operating personnel, analyze
Judge whether ignition condition meets, can't see Ignition Logic stair step, ignition process have failed not easy-to-search failure cause and
Trouble point；Igniting and temperature-rise period are completed by live IGNITION CONTROL cabinet and operation panel by Field Force, not only need to increase
Manpower, ignition process stair step is also unintelligible, loss of ignition usually can not quick failure judgement point, cause to pacify to technological operation
Full hidden danger, operation is caused to perplex to operating personnel.
The content of the invention
It is an object of the invention to provide a kind of closed combustion furnace method for controlling automatic ignition, ignition effectiveness and successfully is improved
Rate, solves above mentioned problem existing for background technology.
Technical solution of the present invention：
A kind of closed combustion furnace method for controlling automatic ignition, is comprised the following steps：
The first step, start；
Second step, nitrogen valve is opened, perform closed container strong wind purging function；Time parameter is set：Setting is gone to every time
Strong wind purge time during this step；If receiving valve reaches a signal, strong wind purging instruction display green, continue to
The 4th step of lower execution；If being not received by valve reaches a signal, into the 3rd step, wait reason to be found and handle follow-up
It is continuous to perform；
3rd step, delay wait；Time parameter is set：Set the stand-by period after the completion of strong wind purging；
4th step, igniting air cutoff valve door are opened；If receiving stop valve reaches signal, continue to perform downwards, if
It is not received by valve and reaches a signal, then rest on this step, waits reason to be found and continued executing with after handling；
5th step, firing action；Sparking electrode starts to strike sparks, time parameter setting：Sparking electrode is struck sparks the time every time for setting；
6th step, gas for ignition stop valve are opened；If receiving stop valve reaches signal, continue to perform downwards, if do not had
Receive valve and reach a signal, then perform sudden-stop function in the 7th step, wait reason to be found and re-executed a little after handling
Fire operation；
7th step, auxiliary fray-out of flame condition adjudgement；Time parameter is set：Set how long auxiliary flame flash is judged as extinguishing；
After being judged as extinguishing, sudden-stop function is performed, closes air cutoff valve and gas stop valve, and opens nitrogen adjustment valve door and performs greatly
Function is swept in wind；Field apparatus meets ignition condition again after being disposed after, click on SR and reset, re-execute igniting
Start-up operation；
8th step, auxiliary flame status normal condition judge；Time parameter is set：Set auxiliary flame normally keeps how long starting
Perform next step feature operation；
9th step, open primary air control valve；
Tenth step, open main gas valve；
11st step, main fray-out of flame malfunction judge；When no main flare up fire, it is judged as extinguishing, performs jerk work(
Can, air cutoff valve and gas stop valve are closed, and open nitrogen adjustment valve door and perform strong wind purging function；Field apparatus processing
After after compound ignition condition again, re-execute igniting start-up operation；
12nd step, main flame normal condition judge；After main flare up fire state is normal, delay the n seconds closes gas for ignition with
Igniting air；Time parameter is set：Delay time；
13rd step, in-furnace temperature are shown；After main flame is normal, start furnace temperature temperature-rise period in next step, heated up according to technique bent
Line adjusts primary air and main gas valve, completes temperature-rise period；
14th step, when heating reaches process requirements, corresponding technical operation flow is switched to, introduces respective media input life
Production.
The present invention is provided with IGNITION CONTROL disk, the function of the live IGNITION CONTROL cabinet of operation screen simulation on IGNITION CONTROL disk,
Judge whether each ignition parameter meets necessary condition of lighting a fire by indicator lamp, and carry out starting ignition operation；Described fire control
Disk operation screen processed is made up of indicator lamp and button, and indicator lamp includes：Conditions permit, firing action, auxiliary flame, main flame, point
Coal pressure, put pneumatics power, main coal pressure, main pneumatics power, nitrogen pressure, boiler liquid level, technique permission；Button includes：Driving is pressed
Button, scram button, button ignition switch, SR and process switching push button.
Beneficial effects of the present invention：Intuitively show whether various process conditions meet igniting demand, and carry out a key point
Fire operation, be responsible for each ignition condition of monitoring whether set up and driven, lighted a fire, jerk, the operation such as resets, can not light a fire
Clear and definite step prompting is provided in the case of work(, so that operating personnel make clear and definite judgement, shows in ignition process and each walks
Rapid progress situation, improve ignition effectiveness and success rate.
Brief description of the drawings
Fig. 1 is IGNITION CONTROL disk schematic diagram of the embodiment of the present invention；
Fig. 2 is igniting schematic flow sheet of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawings, technical scheme is further illustrated by embodiment.
Referring to the drawings 1, IGNITION CONTROL disk element explanation
1st, conditions permit indicator lamp：After terms and conditions meets that igniting requires, conditions permit indicator lamp greening.
2nd, firing action indicator lamp：The operating state of firing action indicator lamp instruction sparking electrode.
3rd, auxiliary flame indicator lamp：Aid in flame combustion state instruction.
4th, main flame indicator lamp：Main flame combustion state instruction.
5th, coal pressure indicator light is put：Gas for ignition pressure meets to show green during igniter pressure requirement.
6th, empty pressure indicator light is put：Igniting air pressure meets to show green during igniter pressure requirement.
7th, main coal pressure indicator light：Main gas pressure meets to show green during igniter pressure requirement.
8th, main empty pressure indicator light：Primary air pressure meets to show green during igniter pressure requirement.
9th, nitrogen pressure indicator lamp：Purging nitrogen pressure meets to show green during igniter pressure requirement.
10th, boiler liquid level indicator lamp：Main process boilers liquid level meets to show green when igniting requires.
11st, technique allows indicator lamp：Process conditions meet ignition condition state instruction.
12nd, driving button：One key is automatically driven start button.
13rd, scram button：In emergency circumstances stop button.
14th, button ignition switch：Ignitor single action operation button.
15th, SR：SR after alarm.
16th, process switches：Ignition process terminates after meeting main technological requirement, to the switching push button of main process operation.
Referring to the drawings 2, light a fire flow monitoring schematic diagram：
1. button of driving：One key is automatically driven start button.
2. strong wind purges state instruction：The operation logic first step, when initial mass flow air of lighting a fire cleaned in stove
Status display.
3. be delayed stand-by period parameter setting frame, the stand-by period after the completion of strong wind purging can be set.
4. air running status of lighting a fire instruction：Operation logic is opened to igniting air cutoff valve door, and is received and reached position
During signal, state box is indicated with green.
5. firing action state instruction：When operation logic is to sparking motor action, state box is indicated with green.
6. gas for ignition state instruction：Operation logic is opened to gas for ignition cutting-off valve, and is received and reached a signal
When, state box is indicated with green.
7. auxiliary flame：Aid in flame status instruction.
8. auxiliary flame status normal condition judges that time parameter is set, it can set auxiliary flame normally keeps how long opening
Begin to perform next step feature operation.
9. primary air：In igniting operation logic and temperature-rise period, the instruction of primary air valve running status.
10. main coal gas：In igniting operation logic and temperature-rise period, main gas valve running status instruction.
(11) main fray-out of flame malfunction judges, main flame frame shows main flare up fire state with green, when no main fire
During flame signal, it is judged as extinguishing, performs sudden-stop function, closes air cutoff valve and gas stop valve, and open nitrogen adjustment valve
Door performs strong wind purging function.Field apparatus after compound ignition condition again, re-executes igniting start-up operation after being disposed.
(12) main flame normal condition judges.After main flare up fire state is normal, the delay n seconds close gas for ignition and igniting
Air.Delay time the time setting inframe on the arrow left side can be set below main flame.
(13) furnace temperature is shown：Fire box temperature measured value is shown.
(14) technique main flow：When igniting and temperature-rise period completion, when meeting technique main flow condition, technique main flow is switched to
Journey running status, technique main flow running LED display green.
The present invention more specifically embodiment：
IGNITION CONTROL disk picture is responsible for completing the function of simulating live IGNITION CONTROL cabinet, and each igniting can be judged by indicator lamp
Whether parameter meets necessary condition of lighting a fire, and carries out starting ignition operation.Flow monitoring picture face completion ignition process of lighting a fire walks
Enter step and trace and monitor function.
It is as follows to perform step：
The first step, driving button start.
Second step, nitrogen valve is opened, perform closed container strong wind purging function.The time parameter setting frame on side can be with
Setting goes to strong wind purge time during this step every time.If receiving valve reaches a signal, strong wind purging instruction
Frame display green, continue to perform downwards, if being not received by valve reaches a signal, rest on this step, wait to be found
Continued executing with after reason and processing.
3rd step, delay wait.The time parameter setting frame on side can set the stand-by period after the completion of strong wind purging.
4th step, igniting air cutoff valve door are opened.If receiving stop valve reaches signal, continue to perform downwards,
If being not received by valve reaches a signal, this step is rested on, reason to be found is waited and is continued executing with after handling.
5th step, firing action.Both electrode of having struck sparks starts to strike sparks, and the time parameter setting frame on side can be set to be beaten every time
Strike sparks the time thermoelectricity pole.
6th step, gas for ignition stop valve are opened.If receiving stop valve reaches signal, continue to perform downwards, such as
Fruit is not received by valve and reaches a signal, then performs sudden-stop function in the 7th step, waits reason to be found and is held again after handling
Row ignition operation.
7th step, auxiliary fray-out of flame condition adjudgement.Auxiliary flame frame shows auxiliary flare up fire state, the time on side with green
Parameter setting frame can set how long auxiliary flame flash is judged as extinguishing.After being judged as extinguishing, sudden-stop function is performed, is closed
Air cutoff valve and gas stop valve, and open nitrogen adjustment valve door and perform strong wind purging function.After field apparatus is disposed
After meeting ignition condition again, click on SR and reset, re-execute igniting start-up operation.
8th step, auxiliary flame status normal condition judge.The time parameter setting frame beside arrow can be set auxiliary below
Flame normally keeps how long starting to perform next step feature operation.
9th step, open primary air control valve.State box display green, the air adjustment of side face when going to this step
Valve opening display box can show aperture when air door is opened.
Tenth step, open main gas valve.State box display green when going to this step.
11st step, main fray-out of flame malfunction judge.Main flame frame shows main flare up fire state with green, when not having
When having main flare up fire, it is judged as extinguishing, performs sudden-stop function, closes air cutoff valve and gas stop valve, and open nitrogen
Control valve performs strong wind purging function.Field apparatus after compound ignition condition again, re-executes igniting and opened after being disposed
Dynamic operation.
12nd step, main flame normal condition judge.After main flare up fire state is normal, the delay n seconds close ignition coal
Gas and igniting air.Delay time the time setting inframe on the arrow left side can be set below main flame.
13rd step, in-furnace temperature are shown.After main flame is normal, start furnace temperature temperature-rise period in next step, according to technique liter
Warm curve adjustment primary air and main gas valve, complete temperature-rise period.
14th step, technique main flow.When heating reaches main process requirements, Fig. 1 fire control panel pictures can be passed through
Process switching push button is switched to main technical operation flow, introduces respective media and puts into production.
IGNITION CONTROL disk operation screen is made up of indicator lamp and button, and indicator lamp includes：Conditions permit, firing action are auxiliary
Flame, main flame, coal pressure is put, put pneumatics power, main coal pressure, main pneumatics power, nitrogen pressure, boiler liquid level, technique permission.Press
Button includes：Driving button, scram button, button ignition switch, SR and process switching push button.
Igniting flow monitoring figure is shown by driving button, state instruction frame, condition judgment frame, step sequence time and delay time
Show, the key element such as furnace temperature display lamp is formed.
IGNITION CONTROL disk completes ignition condition and judges and light a fire start-up operation, and ignition process flow chart checks that Ignition Logic walks
Sequence flow performs detailed procedure and step.
Claims (2)
1. a kind of closed combustion furnace method for controlling automatic ignition, it is characterised in that comprise the following steps：
The first step, start；
Second step, nitrogen valve is opened, perform closed container strong wind purging function；Time parameter is set：Setting is gone to every time
Strong wind purge time during this step；If receiving valve reaches a signal, strong wind purging instruction display green, continue to
The 4th step of lower execution；If being not received by valve reaches a signal, into the 3rd step, wait reason to be found and handle follow-up
It is continuous to perform；
3rd step, delay wait；Time parameter is set：Set the stand-by period after the completion of strong wind purging；
4th step, igniting air cutoff valve door are opened；If receiving stop valve reaches signal, continue to perform downwards, if
It is not received by valve and reaches a signal, then rest on this step, waits reason to be found and continued executing with after handling；
5th step, firing action；Sparking electrode starts to strike sparks, time parameter setting：Sparking electrode is struck sparks the time every time for setting；
6th step, gas for ignition stop valve are opened；If receiving stop valve reaches signal, continue to perform downwards, if do not had
Receive valve and reach a signal, then perform sudden-stop function in the 7th step, wait reason to be found and re-executed a little after handling
Fire operation；
7th step, auxiliary fray-out of flame condition adjudgement；Time parameter is set：Set how long auxiliary flame flash is judged as extinguishing；
After being judged as extinguishing, sudden-stop function is performed, closes air cutoff valve and gas stop valve, and opens nitrogen adjustment valve door and performs greatly
Function is swept in wind；Field apparatus meets ignition condition again after being disposed after, click on SR and reset, re-execute igniting
Start-up operation；
8th step, auxiliary flame status normal condition judge；Time parameter is set：Set auxiliary flame normally keeps how long starting
Perform next step feature operation；
9th step, open primary air control valve；
Tenth step, open main gas valve；
11st step, main fray-out of flame malfunction judge；When no main flare up fire, it is judged as extinguishing, performs jerk work(
Can, air cutoff valve and gas stop valve are closed, and open nitrogen adjustment valve door and perform strong wind purging function；Field apparatus processing
After after compound ignition condition again, re-execute igniting start-up operation；
12nd step, main flame normal condition judge；After main flare up fire state is normal, delay the n seconds closes gas for ignition with
Igniting air；Time parameter is set：Delay time；
13rd step, in-furnace temperature are shown；After main flame is normal, start furnace temperature temperature-rise period in next step, heated up according to technique bent
Line adjusts primary air and main gas valve, completes temperature-rise period；
14th step, when heating reaches process requirements, corresponding technical operation flow is switched to, introduces respective media input life
Production.
A kind of 2. closed combustion furnace method for controlling automatic ignition according to claim 1, it is characterised in that：IGNITION CONTROL
Disk, the operation screen on IGNITION CONTROL disk simulate the function of live IGNITION CONTROL cabinet, judge each ignition parameter by indicator lamp
Whether satisfaction igniting necessary condition, and carry out starting ignition operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710847952.0A CN107726362B (en) | 2017-09-19 | 2017-09-19 | A kind of closed combustion furnace method for controlling automatic ignition |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710847952.0A CN107726362B (en) | 2017-09-19 | 2017-09-19 | A kind of closed combustion furnace method for controlling automatic ignition |
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| Publication Number | Publication Date |
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| CN107726362A true CN107726362A (en) | 2018-02-23 |
| CN107726362B CN107726362B (en) | 2019-08-13 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN112161293A (en) * | 2020-08-19 | 2021-01-01 | 华电电力科学研究院有限公司 | Optimization control method for improving boiler fuel oil automatic ignition success rate |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP1724524A2 (en) * | 2005-04-29 | 2006-11-22 | Hauck Manufacturing company | Reduced NOx emission method of combustion |
| CN201072141Y (en) * | 2007-06-29 | 2008-06-11 | 武汉钢铁(集团)公司 | Automatic ignition device |
| WO2009090615A2 (en) * | 2008-01-17 | 2009-07-23 | Special Devices, Inc. | Enhanced method, device, and system for identifying an unknown or unmarked slave device such as in an electronic blasting system |
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| CN104501206A (en) * | 2014-09-30 | 2015-04-08 | 南通星球石墨设备有限公司 | Automatic ignition system of chlorine hydride synthesis furnace and control method of automatic ignition system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN112161293A (en) * | 2020-08-19 | 2021-01-01 | 华电电力科学研究院有限公司 | Optimization control method for improving boiler fuel oil automatic ignition success rate |
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| Publication number | Publication date |
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| CN107726362B (en) | 2019-08-13 |
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