CN103175217B - Gasifier monitoring device - Google Patents
Gasifier monitoring device Download PDFInfo
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- CN103175217B CN103175217B CN201110452626.2A CN201110452626A CN103175217B CN 103175217 B CN103175217 B CN 103175217B CN 201110452626 A CN201110452626 A CN 201110452626A CN 103175217 B CN103175217 B CN 103175217B
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- cooling water
- monitoring device
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- Control Of Combustion (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention relates to a gasifier monitoring device. The gasifier monitoring device comprises a combustion chamber monitoring mechanism and an electronic ignition monitoring device. The monitoring mechanism comprises a columnar hollow shell body and transparent glass which is used for sealing the front end of the shell body. A monitoring device which is placed behind the transparent glass and a cable channel which leads to the back end of the shell body are arranged inside the shell body. The shell body comprises a cooling water inlet channel, a cooling water outlet channel and a nitrogen gas channel in sequence from outside to inside. The cooling water inlet channel, the cooling water outlet channel and the nitrogen gas channel are arranged in a concentric mode. The technical problems that an existing monitoring device is not high in accuracy and misjudgment easily occurs are solved. Working conditions of a burner nozzle head burning torch is indirectly monitored through the monitoring over system current, dangerous factors brought by high temperature and high pressure environments are avoided ingeniously, and complexity level of actual operation is greatly reduced.
Description
Technical field
The present invention relates to a kind of gasification furnace supervising device.
Background technology
Pressurized coal gasification technique is enjoyed high reputation always with its plurality of advantages in coal chemical technology.Because gasification installation initially sets
Meter reason, ignition starting system lacks monitor and control facility.At present, the ultraviolet flame monitoring device degree of accuracy of application is not high always,
Caused by this is mainly due to gasification furnace position limitation, also there are many gasification furnaces to be mounted with picture pick-up device, when driving by shooting
Equipment observes situation in stove, but these method accuracys are all not high enough, and human factor is more, easily produce erroneous judgement and
Cause unplanned parking and repeatedly igniting, so as to cause heavy economic losses.
The content of the invention
It is not high in order to solve existing monitoring device accuracy, easily produce the technical problem of erroneous judgement, the present invention to provide one
Plant gasification furnace supervising device.
Technical solution of the invention：
A kind of gasification furnace supervising device, it is characterized in that：Including burner hearth monitor control mechanism and electronic ignition monitoring device；
The monitor control mechanism includes cylindrical hollow housing, the clear glass for seal casinghousing front end；It is provided with the housing and is located at
The monitoring instrument at clear glass rear and lead to the cable passage of housing rear end；The monitoring instrument is ultraviolet including at least one
Line flame monitor；The housing includes the cooling water inlet passage, the coolant outlet passage that are arranged concentrically successively from outside to inside
And channel of nitrogen, the cooling water inlet passage, coolant outlet passage are communicated in housing forward end；The channel of nitrogen is just to saturating
Bright glass；The signal of monitoring instrument leads to outside by the cable passage in channel of nitrogen, sends into signal picker；The cooling
Water inlet passage and coolant outlet passage are communicated from housing rear with external water source；The channel of nitrogen from housing rear with it is outer
Portion's source of the gas is communicated；The electronic ignition monitoring device include power supply and be sequentially connected signal picker, signal amplifier and
Signal detector；The signal picker is used to receive the current signal of sensitive firing circuit, the ignition signal feeding of its output
Signal amplifier, the ignition signal after the signal amplifier amplifies sends into signal detector, and it is right that the signal detector is used for
The signal of ignition signal and monitoring instrument is analyzed judgement, and will determine that result is converted to switching signal feeding PLC controls system
Unite and set safety interlocking；The power supply uses the 220V AC powers of firing circuit.
Above-mentioned monitoring instrument includes a camera head.
Above-mentioned clear glass is double glazing, and the channel of nitrogen is communicated with the interlayer of double glazing.
Advantage for present invention：
Because original igniter burner passage is just to flame kernel, therefore flame monitoring apparatus are stretched into after burner hearth just in flame
The heart, flame monitoring instrument can accurately monitor hearth combustion situation, and because camera head is in inside burner hearth, therefore
The overall picture of flame can intuitively be seen, the security of gasification installation start-up burner hearth is effectively raised.Greatly reduce
The probability that contingency occurs, increased the security and stability and economy of gasification installation start-up well.Due to point
Using high energy electricity sparking, only when Head gas are punctured by high voltage electric energy, burning torch can just produce hard flame to fiery device, this
When circuit system conducting, there are a large amount of electric currents to pass through in loop.The present invention is indirectly monitored by the monitoring to system power and gone into operation
The working condition of burner head burning torch, the hazards that high temperature and high pressure environment brings cleverly are avoided, and are greatly reduced
The complexity of practical operation.
Brief description of the drawings
Fig. 1 is supervising device scheme of installation of the invention；
Fig. 2 is supervising device structural representation of the invention；
Fig. 3 is electronic ignition monitoring device circuit theory diagrams of the invention；
Wherein：1- burner hearths, 2- monitor control mechanisms, 3- propulsive mechanisms, 4- fire inspection signal pickers, 5- monitoring instruments, 6- is transparent
Glass, 7- cable passages, 8- housings, 9- cooling water inlets passage, 10- coolant outlet passages, 11- channel of nitrogen.
Specific embodiment
With the use of novel all-in-one startup burner, original igniter burner is stopped using, and this is just for gasification furnace is vacated
One effective passage, what the present invention exactly occurred on this basis.
As shown in figure 1, the present invention includes burner hearth monitor control mechanism 2 and electronic ignition detection means, monitor control mechanism profile and point
Burn mouth to be similar to, stretch into burner hearth 1.The present invention uses many sleeve type structures, and outermost layer chuck is cooling water inlet passage 9, internal layer
Chuck is coolant outlet passage 10；Constantly there is cooling water to flow through during work, the outer surface of housing 8 is remained at safe temperature
In the range of degree, adaptability of the monitor control mechanism in high temperature and high pressure environment is effectively improved；Housing head uses Double-layered transparent
Glass Design, and nitrogen protection location is designed, nitrogen leads to head by the channel of nitrogen 11 of enclosure interior, constantly washes away head
Glass, one is to play reduction glass two ends pressure difference, effective lifting device anti-pressure ability, and two is to carry out real-time cooling to head glass
But, adaptability of the head in high-temperature burner hearth is effectively improved；As shown in Fig. 2 flame monitoring apparatus are installed in glass rear end, due to
Space is sufficient, therefore can install two UV flame monitors, while a camera head can also be installed, and according to
Actual conditions, can also change the type and quantity of monitoring instrument.The cable of monitoring instrument 5 is led to by the cable in channel of nitrogen
Road 7 leads to outside, and feeding fire inspection signal picker 4 is ultimately delivered to middle control DCS (Distributed Control System).As shown in figure 3, igniting
Device is input into 220V alternating currents, and spark lever is transported to after voltage is risen to 2500V by built-in high energy transformer, is set in loop
It is equipped with corresponding protective resistance and electric capacity.Because spark lever is using the design of insulation autonomous channel, therefore only work as burner normal point
Electric current generation is just had when fiery, in firing circuit, now the signal picker of apparatus of the present invention will receive current signal, and
Signal is transported to signal amplifier, exaggerated signal entering signal detector, after judging through PLC system, to middle control DCS
(Distributed Control System) system exports corresponding switching signal, so that gasification installation central control system makes corresponding actions.
Claims (3)
1. a kind of gasification furnace supervising device, it is characterised in that：Including burner hearth monitor control mechanism and electronic ignition monitoring device；The prison
Control mechanism includes cylindrical hollow housing, the clear glass for seal casinghousing front end；It is provided with the housing positioned at transparent glass
The monitoring instrument at glass rear and lead to the cable passage of housing rear end；The monitoring instrument includes at least one ultraviolet flame
Monitor；The housing includes the cooling water inlet passage, coolant outlet passage and the nitrogen that are arranged concentrically successively from outside to inside
Passage, the cooling water inlet passage, coolant outlet passage are communicated in housing forward end；The channel of nitrogen is just to transparent glass
Glass；The signal of monitoring instrument leads to outside by the cable passage in channel of nitrogen, sends into signal picker；The cooling water enters
Mouth passage and coolant outlet passage are communicated from housing rear with external water source；The channel of nitrogen is from housing rear and outside gas
Source communicates；The electronic ignition monitoring device includes power supply and the signal picker, signal amplifier and the signal that are sequentially connected
Detector；The signal picker is used to receive the current signal of sensitive firing circuit, the ignition signal feeding signal of its output
Amplifier, the ignition signal after the signal amplifier amplifies sends into signal detector, and the signal detector is used for igniting
The signal of signal and monitoring instrument is analyzed judgement, and will determine that result is converted to switching signal feeding PLC control system simultaneously
Safety interlocking is set；The power supply uses the 220V AC powers of firing circuit.
2. gasification furnace supervising device according to claim 1, it is characterised in that：The monitoring instrument includes a shooting dress
Put.
3. gasification furnace supervising device according to claim 1 and 2, it is characterised in that：The clear glass is double glazing,
The channel of nitrogen is communicated with the interlayer of double glazing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110452626.2A CN103175217B (en) | 2011-12-20 | 2011-12-20 | Gasifier monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110452626.2A CN103175217B (en) | 2011-12-20 | 2011-12-20 | Gasifier monitoring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103175217A CN103175217A (en) | 2013-06-26 |
| CN103175217B true CN103175217B (en) | 2017-05-24 |
Family
ID=48635263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110452626.2A Expired - Fee Related CN103175217B (en) | 2011-12-20 | 2011-12-20 | Gasifier monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103175217B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465819B (en) * | 2015-12-31 | 2017-11-21 | 合肥金星机电科技发展有限公司 | Gasification furnace visualizes flame detection system and its control method |
| CN107238098A (en) * | 2016-03-29 | 2017-10-10 | 上海宝信软件股份有限公司 | Radiant tube flame detecting device based on Si Tanyin industrial furnaces on cold rolling processing line |
| CN109655460A (en) * | 2019-02-18 | 2019-04-19 | 中国华能集团清洁能源技术研究院有限公司 | It is a kind of applied to prying through monitoring system under high temperature and high pressure environment |
| CN112128796B (en) * | 2020-08-25 | 2022-04-08 | 江西中船航海仪器有限公司 | Flame detector |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2166322Y (en) * | 1993-04-30 | 1994-05-25 | 李传统 | Imaging lens cooling device for flame supervising device |
| JP2000295502A (en) * | 1999-04-06 | 2000-10-20 | Asahi Glass Co Ltd | Furnace-inside observation device |
| US7375531B2 (en) * | 2004-02-10 | 2008-05-20 | General Electric Company | Method of informing pilot of aircraft of spark detected in gas turbine engine |
| WO2011079422A1 (en) * | 2009-12-30 | 2011-07-07 | 北京航天万源煤化工工程技术有限公司 | Flame detecting device |
| CN202419698U (en) * | 2011-12-20 | 2012-09-05 | 西安航天远征流体控制股份有限公司 | Monitoring device of gasification furnace |
-
2011
- 2011-12-20 CN CN201110452626.2A patent/CN103175217B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN103175217A (en) | 2013-06-26 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 Termination date: 20171220 |