CN104501206A - Automatic ignition system of chlorine hydride synthesis furnace and control method of automatic ignition system - Google Patents
Automatic ignition system of chlorine hydride synthesis furnace and control method of automatic ignition system Download PDFInfo
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- CN104501206A CN104501206A CN201410516503.4A CN201410516503A CN104501206A CN 104501206 A CN104501206 A CN 104501206A CN 201410516503 A CN201410516503 A CN 201410516503A CN 104501206 A CN104501206 A CN 104501206A
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Abstract
The invention relates to an automatic ignition system of a chlorine hydride synthesis furnace and a control method of the automatic ignition system. The automatic ignition system comprises an ignition gun, a flame monitor, a chlorine inlet pipeline, a hydrogen inlet pipeline and a nitrogen inlet pipeline, wherein the ignition gun and the flame monitor are arranged on the side edges of the opening of the chlorine hydride synthesis furnace; the chlorine inlet pipeline, the hydrogen inlet pipeline and the nitrogen pipeline are simultaneously and parallelly connected in series with the bottom of the opening of the chlorine hydride synthesis furnace; the air inlet of the ignition gun is connected in series with an ignition air pipeline; the hydrogen inlet of the ignition gun is connected in series with an ignition hydrogen pipeline; and the input end of the ignition hydrogen pipeline is simultaneously connected with the those of the hydrogen inlet pipeline and the nitrogen inlet pipeline. The automatic ignition system provided by the invention has the advantages as follows the structure is compact; the operation is safe and reliable; the system doesn't need to be in direct contact with hydrogen when the furnace is ignited, can automatically detect and finish the whole ignition process so long as an ignition key is pressed, and thus is very safe and convenient.
Description
Technical field
The invention belongs to preparation of hydrogen chloride field, relate to a kind of hydrogen chloride synthetic furnace automatic ignition system and control method thereof.
Background technology
Hydrogen chloride synthesis operating mode is extremely complicated, has severe corrosive, chlorine and combustion of hydrogen dot center flame 2000 degrees centigrade, and with the erosion of condensation hydrochloric acid medium to burner apparatus.
At present, adopt automatic burning torch to light a fire for hydrogen chloride synthetic furnace, during igniting, there is no ignition system and the control method of pin hydrogen chloride synthetic furnace automatic ignition.
Therefore be badly in need of a kind of handling safety of platen press reliable, ignition process realizes hydrogen chloride synthetic furnace automatic ignition system and the control method thereof of automatic ignition.
Summary of the invention
It is reliable that the technical problem to be solved in the present invention is to provide a kind of handling safety, and ignition process realizes hydrogen chloride synthetic furnace automatic ignition system and the control method thereof of automatic ignition.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of hydrogen chloride synthetic furnace automatic ignition system, its innovative point is: comprise the burning torch and flame monitor that are arranged on hydrogen chloride synthetic furnace fire door side and the chlorine admission line, hydrogen gas pipeline and the nitrogen pipeline that are serially connected in side by side bottom hydrogen chloride synthetic furnace fire door simultaneously
The air intlet serial connection one igniting air line of described burning torch, the hydrogen inlet serial connection one igniting hydrogen gas lines of described burning torch, the input of this igniting hydrogen gas lines is connected with the input of hydrogen gas pipeline and the input of nitrogen inlet duct line simultaneously;
Described chlorine admission line is arranged the little fiery valve of a chlorine point and chlorine supervisor stop valve; Described hydrogen gas pipeline is arranged the little fiery valve of a hydrogen point and hydrogen supervisor stop valve; Described nitrogen inlet duct line is arranged supervisor's nitrogen purge valve; Described igniting air line is arranged a burning torch air valve; Described igniting hydrogen gas lines is arranged a burning torch hydrogen valve and a burning torch nitrogen purge valve;
Described automatic ignition system is also equipped with PLC control cabinet, realizes automatic ignition by switch board control point ignition system.
Realize a control method for above-mentioned hydrogen chloride synthetic furnace automatic ignition system automatic ignition, described method is controlled to perform by PLC control cabinet, it is characterized in that: described method concrete steps are as follows:
(1) burning torch nitrogen purges: DCS provides permission ignition order, now allows ignition light bright; Then press down-firing SR, igniting homing light is bright; Then, after pressing button ignition switch, burning torch nitrogen purge valve is opened;
(2) opening point firelock: burning torch nitrogen purges, closedown burning torch nitrogen purge valve after purging completes, opening point firelock is struck sparks, now fired state indicator lamp is glittering, first opening burning torch air valve passes into air simultaneously, open burning torch hydrogen valve again and pass into hydrogen, after having lighted a fire, close burning torch and stop sparking;
(3) fire defector: beginning fire defector after burning torch hydrogen valve is opened, read flame monitor temperature signal; As temperature < in flame monitor temperature signal 100 °, loss of ignition indicator lamp is bright, now closes burning torch hydrogen valve and the burning torch air valve of burning torch, opens burning torch nitrogen purge valve, restarts igniting; As temperature > 100 °, fired state indicator lamp is bright, and burning torch is lighted a fire successfully;
(4) secondary fire defector: light a fire successfully, by manual confirmation burning torch temperature, and inspection of certainly getting angry has fire, now opens hydrogen supervisor's stop valve and the little fiery valve of hydrogen point, then carries out secondary fire defector; When secondary detection has fire, open chlorine supervisor's stop valve and the little fiery valve of chlorine point; When detecting without fire, closing hydrogen supervisor stop valve, chlorine supervisor stop valve, the little fiery valve of chlorine point manual-lock burning torch, then opening burning torch nitrogen purge valve and supervisor's nitrogen purge valve carries out nitrogen purging, restart igniting;
(5) three fire defector: have fire when secondary fire defector detects, carry out three fire defector after opening chlorine supervisor's stop valve and the little fiery valve of chlorine point; When three fire defector have fire, close burning torch and fire door, then close the little fiery valve of hydrogen point and the little fiery valve of chlorine point; When three fire defector are without fire, close hydrogen supervisor stop valve, chlorine supervisor stop valve, the little fiery valve of chlorine point manual-lock burning torch, then open burning torch nitrogen purge valve and supervisor's nitrogen purge valve carries out nitrogen purging, restart igniting.
The invention has the advantages that:
Automatic ignition system of the present invention, compact conformation, handling safety is reliable, and do not need directly to contact with hydrogen during point stove, only need press ignition key, system just detects and complete whole ignition process automatically, very safe, convenient;
Automatic ignition system method for controlling automatic ignition of the present invention, point five steps are carried out, and wherein through three fire defector, improve security performance and the ignition success rate of system, guarantee that hydrogen chloride synthesis furnace igniting carries out smoothly.
Accompanying drawing explanation
Fig. 1 is the structural representation of hydrogen chloride synthetic furnace automatic ignition system of the present invention.
Fig. 2 is the flow chart of hydrogen chloride synthetic furnace automatic ignition system control method of the present invention.
Detailed description of the invention
Embodiment 1
As shown in Figure 1, the invention discloses a kind of hydrogen chloride synthetic furnace automatic ignition system, comprise the burning torch 1 and flame monitor 2 that are arranged on hydrogen chloride synthetic furnace fire door side and the chlorine admission line 3, hydrogen gas pipeline 4 and the nitrogen pipeline 5 that are serially connected in side by side bottom hydrogen chloride synthetic furnace fire door simultaneously, the air intlet serial connection one igniting air line 6 of burning torch 1, the hydrogen inlet serial connection one igniting hydrogen gas lines 7 of burning torch, the input of this igniting hydrogen gas lines is connected with the input of hydrogen gas pipeline 4 and the input of nitrogen inlet duct line 5 simultaneously;
Chlorine admission line 3 is arranged the little fiery valve 8 of a chlorine point and chlorine supervisor stop valve 9; Hydrogen gas pipeline 4 is arranged the little fiery valve 10 of a hydrogen point and hydrogen supervisor stop valve 11; Nitrogen inlet duct line 5 is arranged supervisor's nitrogen purge valve 12; Igniting air line 6 arranges a burning torch air valve 13; Igniting hydrogen gas lines 7 arranges a burning torch hydrogen valve and a burning torch nitrogen purge valve 14; Automatic ignition system is also equipped with PLC control cabinet 15, realizes automatic ignition by switch board 15 control point ignition system.
As shown in Figure 2, the invention also discloses a kind of control method realizing above-mentioned hydrogen chloride synthetic furnace automatic ignition system automatic ignition, method is controlled to perform by PLC control cabinet, and concrete steps are as follows:
(1) burning torch nitrogen purges: DCS provides permission ignition order, now allows ignition light bright; Then press down-firing SR, igniting homing light is bright; Then, after pressing button ignition switch, burning torch nitrogen purge valve is opened;
(2) opening point firelock: burning torch nitrogen purges, closedown burning torch nitrogen purge valve after purging completes, opening point firelock is struck sparks, now fired state indicator lamp is glittering, first opening burning torch air valve passes into air simultaneously, open burning torch hydrogen valve again and pass into hydrogen, after having lighted a fire, close burning torch and stop sparking;
(3) fire defector: beginning fire defector after burning torch hydrogen valve is opened, read flame monitor temperature signal; As temperature < in flame monitor temperature signal 100 °, loss of ignition indicator lamp is bright, now closes burning torch hydrogen valve and the burning torch air valve of burning torch, opens burning torch nitrogen purge valve, restarts igniting; As temperature > 100 °, fired state indicator lamp is bright, and burning torch is lighted a fire successfully;
(4) secondary fire defector: light a fire successfully, by manual confirmation burning torch temperature, and inspection of certainly getting angry has fire, now opens hydrogen supervisor's stop valve and the little fiery valve of hydrogen point, then carries out secondary fire defector; When secondary detection has fire, open chlorine supervisor's stop valve and the little fiery valve of chlorine point; When detecting without fire, closing hydrogen supervisor stop valve, chlorine supervisor stop valve, the little fiery valve of chlorine point manual-lock burning torch, then opening burning torch nitrogen purge valve and supervisor's nitrogen purge valve carries out nitrogen purging, restart igniting;
(5) three fire defector: have fire when secondary fire defector detects, carry out three fire defector after opening chlorine supervisor's stop valve and the little fiery valve of chlorine point; When three fire defector have fire, close burning torch and fire door, then close the little fiery valve of hydrogen point and the little fiery valve of chlorine point; When three fire defector are without fire, close hydrogen supervisor stop valve, chlorine supervisor stop valve, the little fiery valve of chlorine point manual-lock burning torch, then open burning torch nitrogen purge valve and supervisor's nitrogen purge valve carries out nitrogen purging, restart igniting.
In the present embodiment, automatic ignition system of the present invention, compact conformation, handling safety is reliable, and do not need directly to contact with hydrogen during point stove, only need press ignition key, system just detects and complete whole ignition process automatically, very safe, convenient;
Automatic ignition system method for controlling automatic ignition of the present invention, point five steps are carried out, and wherein through three fire defector, improve security performance and the ignition success rate of system, guarantee that hydrogen chloride synthesis furnace igniting carries out smoothly.
More than show and describe general principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (2)
1. a hydrogen chloride synthetic furnace automatic ignition system, it is characterized in that: comprise the burning torch and flame monitor that are arranged on hydrogen chloride synthetic furnace fire door side and the chlorine admission line, hydrogen gas pipeline and the nitrogen pipeline that are serially connected in side by side bottom hydrogen chloride synthetic furnace fire door simultaneously
The air intlet serial connection one igniting air line of described burning torch, the hydrogen inlet serial connection one igniting hydrogen gas lines of described burning torch, the input of this igniting hydrogen gas lines is connected with the input of hydrogen gas pipeline and the input of nitrogen inlet duct line simultaneously;
Described chlorine admission line is arranged the little fiery valve of a chlorine point and chlorine supervisor stop valve; Described hydrogen gas pipeline is arranged the little fiery valve of a hydrogen point and hydrogen supervisor stop valve; Described nitrogen inlet duct line is arranged supervisor's nitrogen purge valve; Described igniting air line is arranged a burning torch air valve; Described igniting hydrogen gas lines is arranged a burning torch hydrogen valve and a burning torch nitrogen purge valve;
Described automatic ignition system is also equipped with PLC control cabinet, realizes automatic ignition by switch board control point ignition system.
2. realize a control method for above-mentioned hydrogen chloride synthetic furnace automatic ignition system automatic ignition, described method is controlled to perform by PLC control cabinet, it is characterized in that: described method concrete steps are as follows:
Burning torch nitrogen purges: DCS provides permission ignition order, now allows ignition light bright; Then press down-firing SR, igniting homing light is bright; Then, after pressing button ignition switch, burning torch nitrogen purge valve is opened;
Opening point firelock: burning torch nitrogen purges, closedown burning torch nitrogen purge valve after purging completes, opening point firelock is struck sparks, now fired state indicator lamp is glittering, first opening burning torch air valve passes into air simultaneously, open burning torch hydrogen valve again and pass into hydrogen, after having lighted a fire, close burning torch and stop sparking;
A fire defector: beginning fire defector after burning torch hydrogen valve is opened, reads flame monitor temperature signal; As temperature < in flame monitor temperature signal 100 °, loss of ignition indicator lamp is bright, now closes burning torch hydrogen valve and the burning torch air valve of burning torch, opens burning torch nitrogen purge valve, restarts igniting; As temperature > 100 °, fired state indicator lamp is bright, and burning torch is lighted a fire successfully;
Secondary fire defector: light a fire successfully, by manual confirmation burning torch temperature, and inspection of certainly getting angry has fire, now opens hydrogen supervisor's stop valve and the little fiery valve of hydrogen point, then carries out secondary fire defector; When secondary detection has fire, open chlorine supervisor's stop valve and the little fiery valve of chlorine point; When detecting without fire, closing hydrogen supervisor stop valve, chlorine supervisor stop valve, the little fiery valve of chlorine point manual-lock burning torch, then opening burning torch nitrogen purge valve and supervisor's nitrogen purge valve carries out nitrogen purging, restart igniting;
Three fire defector: have fire when secondary fire defector detects, carry out three fire defector after opening chlorine supervisor's stop valve and the little fiery valve of chlorine point; When three fire defector have fire, close burning torch and fire door, then close the little fiery valve of hydrogen point and the little fiery valve of chlorine point; When three fire defector are without fire, close hydrogen supervisor stop valve, chlorine supervisor stop valve, the little fiery valve of chlorine point manual-lock burning torch, then open burning torch nitrogen purge valve and supervisor's nitrogen purge valve carries out nitrogen purging, restart igniting.
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| CN201410516503.4A CN104501206B (en) | 2014-09-30 | 2014-09-30 | A kind of hydrogen chloride synthetic furnace automatic ignition system and control method thereof |
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| CN201410516503.4A CN104501206B (en) | 2014-09-30 | 2014-09-30 | A kind of hydrogen chloride synthetic furnace automatic ignition system and control method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107514651A (en) * | 2017-08-30 | 2017-12-26 | 江苏密斯欧智能科技有限公司 | A kind of automatic ignition control system |
| CN107726362A (en) * | 2017-09-19 | 2018-02-23 | 河钢股份有限公司邯郸分公司 | A kind of closed combustion furnace method for controlling automatic ignition |
| CN108117048A (en) * | 2017-11-30 | 2018-06-05 | 南通星球石墨设备有限公司 | A kind of HCl gas synthesis driving technique |
| CN109319738A (en) * | 2018-10-30 | 2019-02-12 | 金川集团股份有限公司 | A kind of purging replacing process of hydrochloric acid synthetic furnace point stokehold |
| CN110986088A (en) * | 2019-12-24 | 2020-04-10 | 江苏一脉科技有限公司 | Automatic ignition system and method for synthesis furnace |
| CN112050655A (en) * | 2020-09-11 | 2020-12-08 | 唐山三友氯碱有限责任公司 | Control method of automatic ignition and flame detection system of hydrogen chloride synthesis furnace |
| CN113233421A (en) * | 2021-05-11 | 2021-08-10 | 华融化学股份有限公司 | Automatic ignition control system and method for HCL synthesis furnace |
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| CN203625030U (en) * | 2013-11-21 | 2014-06-04 | 南通星球石墨设备有限公司 | Combined type integrated graphite hydrogen chloride synthesis furnace |
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| US4197082A (en) * | 1978-04-17 | 1980-04-08 | Johnson Controls, Inc. | Fuel ignition control arrangement employing dual flame sensors |
| JPS58176106A (en) * | 1982-04-07 | 1983-10-15 | Nippon Carbon Co Ltd | Startup for hydrogen chloride synthesis burner and a device therefor |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107514651A (en) * | 2017-08-30 | 2017-12-26 | 江苏密斯欧智能科技有限公司 | A kind of automatic ignition control system |
| CN107726362A (en) * | 2017-09-19 | 2018-02-23 | 河钢股份有限公司邯郸分公司 | A kind of closed combustion furnace method for controlling automatic ignition |
| CN107726362B (en) * | 2017-09-19 | 2019-08-13 | 河钢股份有限公司邯郸分公司 | A kind of closed combustion furnace method for controlling automatic ignition |
| CN108117048A (en) * | 2017-11-30 | 2018-06-05 | 南通星球石墨设备有限公司 | A kind of HCl gas synthesis driving technique |
| CN109319738A (en) * | 2018-10-30 | 2019-02-12 | 金川集团股份有限公司 | A kind of purging replacing process of hydrochloric acid synthetic furnace point stokehold |
| CN109319738B (en) * | 2018-10-30 | 2021-11-19 | 金川集团股份有限公司 | Sweeping and replacing process for hydrochloric acid synthetic furnace before ignition |
| CN110986088A (en) * | 2019-12-24 | 2020-04-10 | 江苏一脉科技有限公司 | Automatic ignition system and method for synthesis furnace |
| CN110986088B (en) * | 2019-12-24 | 2021-05-11 | 江苏一脉科技有限公司 | Automatic ignition system and method for synthesis furnace |
| CN112050655A (en) * | 2020-09-11 | 2020-12-08 | 唐山三友氯碱有限责任公司 | Control method of automatic ignition and flame detection system of hydrogen chloride synthesis furnace |
| CN112050655B (en) * | 2020-09-11 | 2022-05-31 | 唐山三友氯碱有限责任公司 | Control method of automatic ignition and flame detection system of hydrogen chloride synthesis furnace |
| CN113233421A (en) * | 2021-05-11 | 2021-08-10 | 华融化学股份有限公司 | Automatic ignition control system and method for HCL synthesis furnace |
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| CN104501206B (en) | 2016-06-08 |
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Address after: 226500 Jiangsu province Nantong City Jiuhua town Rugao City Huaxing Road No. 8 Patentee after: Nantong star graphite Co., Ltd Address before: 226500 Jiangsu province Nantong City Jiuhua Jiuhua town of Rugao City neighborhood Patentee before: Nantong Xingqiu Graphite Facilities Company |
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