CN205261623U - System is examined in visual fire -transmission of gasifier - Google Patents
System is examined in visual fire -transmission of gasifier Download PDFInfo
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- CN205261623U CN205261623U CN201521141780.8U CN201521141780U CN205261623U CN 205261623 U CN205261623 U CN 205261623U CN 201521141780 U CN201521141780 U CN 201521141780U CN 205261623 U CN205261623 U CN 205261623U
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Abstract
The utility model belongs to the technical field of gasifier safety, in particular to system is examined in visual fire -transmission of gasifier, including arranging the test probe on the furnace body, test probe is used for acquireing in the stove image or video information and exports the data acquisition control box to through the cable, and the data acquisition control box carries out analog -to -digital conversion with received image or video information to export the server to through cable or optical cable, the server is handled received information and is obtained flame temperature distribution and video image and show. Through setting up test probe, test probe directly acquires in the stove image or video information then exports the enterprising line display of server to, can make things convenient for, the audio -visual burning operating mode of seeing in the stove, and in addition, the flame temperature distribution image that obtains is handled to image or video information to the server, can learn furnace flame combustion intensity with quantifing.
Description
Technical field
The utility model belongs to gasification furnace safe practice field, and particularly a kind of gasification furnace is visualFlame detection system.
Background technology
Gasification furnace burner flame has stronger luminance, can launch subcontinuous luminous lightSpectrum, its radioactive source mostly is the pyrocarbon particle swarm and the fine coal population etc. that in combustion process, produce,Its spectrum is mainly distributed in visible ray and infrared band. At present, in order to monitor the igniting shape of gasification furnaceCombustion conditions in state and stove, existing conventionally employing in special, resistant to elevated temperatures flame detecting probe monitoring stoveOperating mode, can only judge there is fire without fire by switching value, judges flame combustion intensity by analog quantity,Cannot intuitively observe the actual condition of gasification furnace internal flame burning, and, at gasification furnace bakerIn process, normal appearance reported by mistake, causes often running into sending out of the flame-out situation of gasification furnace in baker processRaw, thus impact safety in production directly threatens gasification part high load capacity, long-period stable operation.
Utility model content
The purpose of this utility model is to provide a kind of gasification furnace visual flame detection system, can realizeFurnace flame accurately, reliably detect.
For realizing above object, the technical solution adopted in the utility model is: a kind of gasification furnace is visualChange flame detection system, comprise the detection probe being arranged on body of heater, detection probe is used for obtaining figure in stovePicture or video information also export several control cabinets of adopting to by cable, and number is adopted control cabinet by the figure receivingPicture or video information are carried out analog-to-digital conversion, and export server to by cable or optical cable, serverThe information receiving is processed and obtained flame temperature field distribution and video image and show.
Compared with prior art, there is following technique effect in the utility model: visit by arranging to detectHead, detection probe is directly obtained the interior image of stove or then video information exports on server and showShow, can facilitate, see intuitively the combustion conditions in stove, in addition, server is to image or lookFrequently information is processed the flame temperature field distribution image obtaining, and can learn quantitatively furnace flameCombustion intensity.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of detection probe.
Detailed description of the invention
Below in conjunction with Fig. 1 to Fig. 2, the utility model is described in further detail.
Consult Fig. 1, the visual flame detection system of a kind of gasification furnace, comprises the detection being arranged on body of heaterProbe 10, detection probe 10 is for obtaining in stove image or video information and exporting by cable 20Adopt control cabinet 30 to number, number is adopted control cabinet 30 image receiving or video information is carried out to modulusConversion, and export server 50 to by cable 20 or optical cable 40, server 50 is to receivingInformation process and obtain flame temperature field distribution and video image and show. By detection is setProbe 10, directly obtains image or video information in gasification furnace, by server to image or lookFrequently information processing obtains flame temperature field distribution and video image, can see intuitively in stove like thisOperating mode, can monitor exactly to the temperature in stove again. Number being set and adopting control cabinet 30, is for adoptingCollection carries out analog-to-digital conversion to video information, and convenient service device is processed. Consider gasification furnace sceneEnvironment is not good, adopts for number the information that control cabinet 30 is exported, transmit by cable or optical cable,Effectively ensure accuracy, the reliability of transfer of data.
Consult Fig. 2, preferably, described detection probe 10 comprises housing 11, in housing 11, establishesBe equipped with high voltage bearing visor 12 housing 11 inner chambers are divided into first and second chamber 13,14, housingOne end of 11 contiguous the first chambers 13 is provided with the first flange 15 for connecting gasification furnace, the second chamberIn chamber 14, accommodate explosion-proof, resistant to elevated temperatures infrared video camera 16, infrared video camera 16 passes through visor12, the first chamber 13 gathers video information in stove. Infrared video camera 16 is arranged in housing 11,Can effectively realize protection, meanwhile, the setting of visor 12, avoids the severe work in gasification furnaceCondition impacts and damages infrared video camera 16.
Preferably, the second described chamber 14 connects nitrogen source of the gas, nitrogen by nitrogen tracheae 141Gas source of the gas makes in the second chamber 14 to being filled with nitrogen in the second chamber 14 by nitrogen tracheae 141Air pressure higher than the air pressure of the first chamber 13. By pass into nitrogen in the second chamber 14, canEnsure to maintain a high pressure conditions in the second chamber 14, like this, even if visor 12 breaks downTime, the high temperature in gasification furnace, impure gas can not enter into the second chamber 14 yet and damageBad infrared video camera 16.
Gasification furnace at work, all needs to pass into fuel gas, CO in stove2, for fear of gasifyingOn the furnace wall of stove, offer multiple holes, here by fuel gas, CO2Be passed into by detection probe 10In body of heater. Therefore in the present embodiment, be provided with second and third method on the perisporium of described the first chamber 13Blue 17,18, the second flanges 17 between first and third flange 15,18, the second flange 17Connect fuel gas tracheae, three-flange 18 connects CO2Tracheae. In addition, in order to facilitate the inspection of equipmentRepair, on the first chamber 13 current paths between second and third flange 17,18, be provided with ballValve 19, for isolating with burner hearth, in the time that equipment need to overhaul, first cuts out ball valve 19, then cuts out nitrogenGas inlet valve, open and open again housing 11 after cavity 14 relief valve pressure releases equipment is examined againRepair, safeguard.
As preferred version of the present utility model, on described nitrogen tracheae 141, be provided with pressure and passSensor 142, for gathering the air pressure in the second chamber 14, is provided with temperature and passes in the second chamber 14Sensor 143 is for gathering the temperature in the second chamber 14; Number is adopted control cabinet 30 and is received pressure sensingThe information that device 142, temperature sensor 143 are exported also compares with the threshold value of setting, when exceedingSet threshold value time number adopt control cabinet 30 output alarm signals to server 50. Pressure sensing is setDevice 142 and temperature sensor 143, be the working environment for Real-Time Monitoring infrared video camera 16,If change has occurred for air pressure, temperature in the second chamber 14, infrared video camera 16 may beDamage, the data of its output are just not accurate enough, directly have influence on follow-up processing.
Preferably, described server 50 is connected with DCS60 for exporting flame combustion intensity letterNumber and fray-out of flame alarm signal, DCS60 is dcs. Gasification furnace whole be byDCS60 controls, and controls for convenient, here flame combustion strength signal and flame is put outThe alarm signal of going out exports DCS60 to, is carried out other control merit by DCS60 according to these signalsEnergy. Server can directly obtain flame combustion according to flame temperature field distribution and video image processingStrength signal and fray-out of flame alarm signal.
For some large gasification furnace, a detection probe 10 is not enough to monitor in stove allCombustion conditions, therefore preferably, described detection probe 10, number are adopted control cabinet 30 and are provided with manyIndividual, the corresponding number that connects of each detection probe 10 is adopted control cabinet 30, and it is equal that multiple numbers are adopted control cabinet 30Be connected with server 50 by cable or optical cable 40. Detection probe 10 and number are adopted control cabinet 30Quantity is consistent, specifically selects how many, can and detect according to gasification furnace body of heater shape, sizeThe parameter of probe 10 is selected.
The invention also discloses the control of the visual flame detection system of a kind of foregoing gasification furnaceMethod processed, described server 50 carries out as follows to the image receiving or video informationProcess: (A) temperature calibration, infrared video camera 16 carries out IMAQ to the black matrix of known temperature,Thereby obtain R, G, B component intensity that this temperature spot is corresponding; (B) infrared video camera 16 gathersIn stove, after image or video information, export server 50 to; (C) if server 50 receive beVideo information, enters step D after video information is changed into image information, if server 50 receivesTo be image information, directly enter step D; (D) image information is carried out numeral by server 50Change and process, obtain R, G, B component that image each point is corresponding; (E) according to steps A temperature calibrationResult and R, G, the B component of step D obtain flame temperature field distribution and video image. FirstCarry out temperature calibration, then according to the information of having demarcated, the image information that collects, just can facilitateTemperature information corresponding to the each picture point of anti-release, also just can obtain flame temperature field distribution and lookFrequently image. Processing speed is very fast like this, convenient and swift.
In certain temperature-measuring range, the R of infrared video camera 16, G, B component intensity can be saturated,In order to realize larger temperature measurement range, in the present embodiment preferably: according to infrared video camera 16Operating mode temperature is carried out to segment processing, set infrared video camera 16 under each measurement temperature sectionOptimum working parameter; In described steps A, carry out the timing signal of temperature spot, first by infrared photographyThe running parameter of instrument 16 is adjusted to this temperature spot place and measures best effort ginseng corresponding under temperature sectionNumber; In described step B, infrared video camera gathers respectively image or looks under each measurement temperature sectionFrequency information also exports server 50 to, and after arranging like this, measure error is no more than 1%, greatlyImprove the precision of measuring.
Claims (7)
1. the visual flame detection system of gasification furnace, is characterized in that: comprise and being arranged on body of heaterDetection probe (10), detection probe (10) is for obtaining in stove image or video information logicalCross cable (20) and export several control cabinets (30) of adopting to, number is adopted control cabinet (30) by what receiveImage or video information are carried out analog-to-digital conversion, and export to by cable (20) or optical cable (40)Server (50), server (50) is processed and is obtained flame temperature field the information receivingDistribute and video image demonstration.
2. the visual flame detection system of gasification furnace as claimed in claim 1, is characterized in that: instituteThe detection probe (10) of stating comprises housing (11), and housing is provided with high voltage bearing looking in (11)Housing (11) inner chamber is divided into first and second chamber (13,14), housing (11) by mirror (12)One end of contiguous the first chamber (13) is provided with the first flange (15) for connecting gasification furnace, theIn two chambers (14), accommodate explosion-proof, resistant to elevated temperatures infrared video camera (16), infrared video camera(16) gather video information in stove by visor (12), the first chamber (13).
3. the visual flame detection system of gasification furnace as claimed in claim 2, is characterized in that: instituteThe second chamber (14) of stating connects nitrogen source of the gas by nitrogen tracheae (141), and nitrogen source of the gas is logicalCross nitrogen tracheae (141) and make the second chamber (14) to being filled with nitrogen in the second chamber (14)Interior air pressure is higher than the air pressure of the first chamber (13).
4. the visual flame detection system of gasification furnace as claimed in claim 2, is characterized in that: instituteState on the perisporium of the first chamber (13) and be provided with second and third flange (17,18), the second flange(17) be positioned between first and third flange (15,18), the second flange (17) connects fuel gasTracheae, three-flange (18) connects CO2Tracheae; Between second and third flange (17,18) itBetween the first chamber (13) current path on be provided with ball valve (19) for isolating with burner hearth.
5. the visual flame detection system of gasification furnace as claimed in claim 3, is characterized in that: instituteOn the nitrogen tracheae (141) of stating, be provided with pressure sensor (142) for gathering the second chamber (14)Interior air pressure, is provided with temperature sensor (143) for gathering second in the second chamber (14)Temperature in chamber (14); Number is adopted control cabinet (30) and is received pressure sensor (142), temperatureThe information of sensor (143) output also compares with the threshold value of setting, when exceeding the threshold of settingWhen value, number is adopted control cabinet (30) output alarm signal to server (50).
6. the visual flame detection system of gasification furnace as described in claim 1-5 any one, its featureBe: described server (50) is connected with DCS (60) for exporting flame combustion intensity letterNumber and fray-out of flame alarm signal.
7. the visual flame detection system of gasification furnace as described in claim 1-5 any one, its featureBe: described detection probe (10), number adopt control cabinet (30) be provided with multiple, respectively inspectionThe corresponding number that connects of probing head (10) is adopted control cabinet (30), and multiple numbers are adopted control cabinet (30)All be connected with server (50) by cable or optical cable (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521141780.8U CN205261623U (en) | 2015-12-31 | 2015-12-31 | System is examined in visual fire -transmission of gasifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521141780.8U CN205261623U (en) | 2015-12-31 | 2015-12-31 | System is examined in visual fire -transmission of gasifier |
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| CN205261623U true CN205261623U (en) | 2016-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521141780.8U Active CN205261623U (en) | 2015-12-31 | 2015-12-31 | System is examined in visual fire -transmission of gasifier |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465819A (en) * | 2015-12-31 | 2016-04-06 | 合肥金星机电科技发展有限公司 | Visual flame detection system of gasifier and control method of system |
| CN106352983A (en) * | 2016-08-31 | 2017-01-25 | 合肥金星机电科技发展有限公司 | Multispectral flame detection system for gasifier |
| CN107509050A (en) * | 2017-08-08 | 2017-12-22 | 航天长征化学工程股份有限公司 | Gasifier flame detecting system |
| CN110351328A (en) * | 2019-05-23 | 2019-10-18 | 杭州意能电力技术有限公司 | A kind of furnace flame temperature remote real time monitoring system based on 5G network |
-
2015
- 2015-12-31 CN CN201521141780.8U patent/CN205261623U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465819A (en) * | 2015-12-31 | 2016-04-06 | 合肥金星机电科技发展有限公司 | Visual flame detection system of gasifier and control method of system |
| 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 |
| CN106352983A (en) * | 2016-08-31 | 2017-01-25 | 合肥金星机电科技发展有限公司 | Multispectral flame detection system for gasifier |
| CN107509050A (en) * | 2017-08-08 | 2017-12-22 | 航天长征化学工程股份有限公司 | Gasifier flame detecting system |
| CN107509050B (en) * | 2017-08-08 | 2024-05-31 | 航天长征化学工程股份有限公司 | Gasifier flame detecting system |
| CN110351328A (en) * | 2019-05-23 | 2019-10-18 | 杭州意能电力技术有限公司 | A kind of furnace flame temperature remote real time monitoring system based on 5G network |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 230000 No. 228, Wanshui Road, high tech Zone, Hefei, Anhui Patentee after: Hefei Jinxing Intelligent Control Technology Co.,Ltd. Address before: High tech Zone Hefei city Anhui province 230088 Tianzhi Road No. 23 Patentee before: HEFEI GOLD STAR MECHATRONICS TECHNICAL DEVELOPMENT Co.,Ltd. |
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| CP03 | Change of name, title or address |