CN205065745U - Automatic ignition control system of diffusing of coke oven - Google Patents
Automatic ignition control system of diffusing of coke oven Download PDFInfo
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- CN205065745U CN205065745U CN201520850896.2U CN201520850896U CN205065745U CN 205065745 U CN205065745 U CN 205065745U CN 201520850896 U CN201520850896 U CN 201520850896U CN 205065745 U CN205065745 U CN 205065745U
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Abstract
The embodiment of the utility model discloses automatic ignition control system of diffusing of coke oven, it diffuses the device to include by the nitrogen gas air supply, diffuse the automation that air circuit breaker and pneumatic cylinder formed. During the upper pressure limit that exceed to set up at gas collection pipe inner pressure, diffusing the nitrogen gas of air circuit breaker in with the nitrogen gas air supply through control and carrying to one of pneumatic cylinder to advance / gas vent, pneumatic cylinder opens under the nitrogen pressure effect the flap valve realizes that the raw coke oven gas diffuses automatically, when the collecting main pressure is less than the lower limit value, then diffuse the nitrogen gas of air circuit breaker in with the nitrogen gas air supply through control and carry to another of pneumatic cylinder to advance / gas vent, accomplish closing of flap valve. The utility model discloses power is regarded as with nitrogen gas to implementation, accomplishes the not enough restriction to diffusing automatically of stand -by power supply electric energy has been eliminated, just to opening and closing of flap valve automatically, diffuse device simple structure, convenient operation, guaranteed the stability of whole automatic ignition control system of diffusing of coke oven operation.
Description
Technical field
The utility model relates to coking industry coking technology field, particularly relates to a kind of coke oven automatic relief Iganition control system.
Background technology
Raw coke oven gas is a kind of imflammable gas produced in coking coal production process.Coke oven is produced to be had frequently periodically and raw coke oven gas pressure exists fluctuation, when the low and raw coke oven gas output of raw coke oven gas use amount be in peak period cause collecting main pressure unstable time, or when fan trouble, have a power failure suddenly, coal gas persuasion system fault and he causes collecting main pressure high, cannot normal regulating time, must take measures to diffuse raw coke oven gas, to avoid because hypertonia damages the raw coke oven gas guiding system of coke oven and coking furnace shaft.
In the prior art, enter air for preventing the raw coke oven gas diffused and cause environmental pollution, the coke oven automatic relief ignition system of usual employing, can when coke oven collecting main pressure exceedes normal value, diffusion valve opened by the motor be connected with exhaust stack diffusion valve by DCS and output module, control, complete raw coke oven gas and diffuse operation, then control to be arranged on the igniter diffusing the mouth of pipe and to light purified gas, then to be ignited the raw coke oven gas diffused by purified gas.
Although the control mode above by Electric Machine Control diffusion valve can complete diffuse operation normally, at particular times such as power failures, it is large that motor runs power consumption, easily causes stand-by power supply short of electricity very soon, thus cannot complete normal operating; Electrical fault rate is higher simultaneously, and frequent maintenance not only increases maintenance cost, and cannot ensure that motor is in normal operating condition, causes and can not normally diffuse.
Utility model content
The utility model embodiments provides a kind of coke oven automatic relief Iganition control system, to solve in coke oven automatic relief ignition system of the prior art by Electric Machine Control diffusion valve mode, at particular times such as power failures, normal operating cannot be completed, electrical fault rate is higher simultaneously, and the cost of overhaul caused is high, the problem of fluctuation of service.
In order to solve the problems of the technologies described above, the utility model embodiment discloses following technical scheme:
A kind of coke oven automatic relief Iganition control system, comprise pressure transmitter, discharge, exhaust stack and enter flap valve in described exhaust stack for the raw coke oven gas controlled in described discharge, diffuse igniter, Nitrogen source gases, dispersing gas way switch and pneumatic cylinder for the raw coke oven gas that ignites, wherein:
The air inlet of described dispersing gas way switch is connected with described Nitrogen source gases, gas outlet is connected with the import/exhaust mouth of described pneumatic cylinder;
The piston rod of described pneumatic cylinder is connected with described flap valve.
Preferably, described coke oven automatic relief Iganition control system, also comprises exhaust stack raw coke oven gas automatic cleaning device, wherein:
Described exhaust stack raw coke oven gas automatic cleaning device comprises cleaning air circuit breaker and nitrogen purge pipe;
The air inlet of described cleaning air circuit breaker is connected with described source nitrogen Nitrogen source gases, gas outlet is connected with the air inlet of described nitrogen purge pipe, and the gas outlet of described nitrogen purge pipe is connected with the bottom of described exhaust stack.
Preferably, described in diffuse igniter comprise ignitor, regulate support, conductive cable and high energy exciter, wherein:
Described ignitor periphery is enclosed with refractory ceramics sleeve pipe;
What described ignitor was fixed on described exhaust stack by described adjustment support diffuses mouth of pipe place;
The terminals of described ignitor are electrically connected with described high energy exciter by described conductive cable.
Preferably, described dispersing gas way switch comprises the first dispersing gas way switch and the second dispersing gas way switch of two-way parallel connection, and the first dispersing gas way switch and the second dispersing gas way switch include two-bit triplet magnetic valve, wherein:
The air inlet of described two-bit triplet magnetic valve is connected with described Nitrogen source gases, gas outlet is connected with the import/exhaust mouth of described pneumatic cylinder.
Preferably, described first dispersing gas way switch and described second dispersing gas way switch also comprise coupling cock and diffuse bypass valve, wherein:
Described coupling cock and described two-bit triplet magnetic valve are in series, described in diffuse bypass valve and described two-bit triplet magnetic valve and described coupling cock and be in parallel;
Described diffuse bypass valve the air inlet of air inlet with described two-bit triplet magnetic valve, be all connected with described Nitrogen source gases, the gas outlet of described coupling cock is with the gas outlet of described coupling cock, be all connected with the import/exhaust mouth of described pneumatic cylinder.
Preferably, described dispersing gas way switch comprises magnetic valve, wherein:
The air inlet of described magnetic valve is connected with described Nitrogen source gases, gas outlet is connected with the air inlet of described nitrogen purge pipe.
Preferably, described dispersing gas way switch also comprises, the purging bypass valve that is in parallel with described magnetic valve, wherein:
The air inlet of described purging bypass valve is connected with described Nitrogen source gases, gas outlet is connected with the air inlet of described nitrogen purge pipe.
Preferably, described coke oven automatic relief Iganition control system also comprises DCS (DistributedControlSystem, dcs) system and output module (91) and the host computer that is electrically connected with described DCS system and output module, wherein:
Described DCS system and output module are electrically connected with the magnetic valve of described pressure transmitter, the high energy exciter of described coke oven automatic relief Iganition control system, the two-bit triplet magnetic valve of described dispersing gas way switch and described cleaning air circuit breaker respectively.
Preferably, described coke oven automatic relief Iganition control system also comprises local control cabinet, wherein:
Described local control cabinet is electrically connected with the two-bit triplet magnetic valve of dispersing gas way switch described in the high energy exciter of described pressure transmitter, described coke oven automatic relief Iganition control system and the magnetic valve of described cleaning air circuit breaker respectively.
From above technical scheme, a kind of coke oven automatic relief Iganition control system that the utility model embodiment provides, automatic bleeding device in described automatic relief ignition system comprises Nitrogen source gases, dispersing gas way switch and pneumatic cylinder, the air inlet of described dispersing gas way switch is connected with described Nitrogen source gases, gas outlet is connected with the import/exhaust mouth of described pneumatic cylinder, and the piston rod of described pneumatic cylinder is connected with described flap valve.When described collecting main pressure exceedes the upper pressure limit of setting, by controlling described dispersing gas way switch the nitrogen in described Nitrogen source gases is delivered to an import/exhaust mouth of described pneumatic cylinder, described pneumatic cylinder is under nitrogen pressure effect, open described flap valve, realize raw coke oven gas automatic relief; When collecting main pressure is lower than the low pressure limit value arranged, then by the described dispersing gas way switch of control, the nitrogen in described Nitrogen source gases is delivered to another import/exhaust mouth of described pneumatic cylinder, complete the closedown of described flap valve, entered in discharge by exhaust stack to prevent air.The utility model is implemented using nitrogen as power, complete the opening and closing of described flap valve, eliminate the not enough restriction to automatic relief of stand-by power supply electric energy, simultaneously simple, easy to operate, the small investment of described automatic bleeding device structure, ensure that the stability that whole coke oven automatic relief Iganition control system runs.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, for those of ordinary skills, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The basic structure schematic diagram of a kind of coke oven automatic relief Iganition control system that Fig. 1 provides for the utility model embodiment;
The basic structure schematic diagram of the another kind of coke oven automatic relief Iganition control system that Fig. 2 provides for the utility model embodiment;
In Fig. 1 and 2, concrete symbol is:
1-pressure transmitter, 2-discharge, 3-exhaust stack, 4-flap valve, 5-Nitrogen source gases, 61-pneumatic cylinder, 62-two-bit triplet magnetic valve, 63-coupling cock, 64-diffuses bypass valve, 71-nitrogen purge pipe, 72-magnetic valve, and 73-purges bypass valve, 81-ignitor, 82-regulates support, 83-conductive cable, 84-high energy exciter, 85-insulator, 811-refractory ceramics sleeve pipe, 91-DCS system and output module, 92-host computer, the local control cabinet of 101-, 111-stand-by power supply.
Detailed description of the invention
Technical scheme in the utility model is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the utility model protection.
See Fig. 1, be the basic structure schematic diagram of a kind of coke oven automatic relief Iganition control system that the utility model embodiment provides, described control system mainly comprises raw coke oven gas diffusing device, clearing apparatus and automatic ignition device.
Described raw coke oven gas diffusing device, comprises pressure transmitter 1, flap valve 4, Nitrogen source gases 5, dispersing gas way switch and the pneumatic cylinder 61 entered for the raw coke oven gas in domination set tracheae 2 in exhaust stack 3.
The air inlet of described dispersing gas way switch is connected with described Nitrogen source gases 5, gas outlet is connected with the import/exhaust mouth of described pneumatic cylinder 61, and the piston rod of described pneumatic cylinder 61 is connected with described flap valve 4.
Wherein, described dispersing gas way switch comprises the first dispersing gas way switch and the second dispersing gas way switch of two-way parallel connection, first dispersing gas way switch and the second dispersing gas way switch include two-bit triplet magnetic valve 62, and simultaneously the air inlet of described two-bit triplet magnetic valve 62 is connected with described Nitrogen source gases 5, gas outlet is connected with the import/exhaust mouth of described pneumatic cylinder 61.When described two-bit triplet magnetic valve 62 coil electricity, its gas outlet first via is opened, the second tunnel is closed, when described two-bit triplet magnetic valve 62 coil blackout, its gas outlet first via is closed, the second tunnel is opened, so can by above-mentioned power on/off action, control nitrogen and input/discharge described pneumatic cylinder 61, realize the stretch/shrink action of On/Off, i.e. its expansion link of described pneumatic cylinder 61, and then complete the opening/closing of described flap valve 4.
The control that the present embodiment adopts described two-bit triplet magnetic valve 62 to realize nitrogen gas circuit, the operation of magnetic valve relies on magnet control, easily realize automation and Long-distance Control, electromagnetic valve coil power consumption is very low simultaneously, belong to energy-conserving product, only need trigger action, automatically keep valve position, power consumption not at all at ordinary times, so can avoid power consumption to cause greatly the not enough problem of stand-by electric energy.
Further, described first dispersing gas way switch and described second dispersing gas way switch also comprise coupling cock 63 and diffuse bypass valve 64.Described coupling cock 63 is in series with described two-bit triplet magnetic valve 62, the described bypass valve 64 that diffuses is in parallel with described two-bit triplet magnetic valve 62 and described coupling cock 63, described diffuse bypass valve 64 the air inlet of air inlet with described two-bit triplet magnetic valve 62, be all connected with described Nitrogen source gases 5, the gas outlet of described coupling cock 63 is with the gas outlet of described coupling cock 63, be all connected with the import/exhaust mouth of described pneumatic cylinder 61.
The present embodiment diffuses bypass valve 64 by what arrange Non-follow control, when running into power failure or automatic control system fault, bypass valve 64 is diffused described in controlling, close described coupling cock 63, to prevent nitrogen from flowing out from the gas outlet mouth of described two-bit triplet magnetic valve 62 simultaneously, so just, manually can complete the On/Off of described pneumatic cylinder 61, and then complete the opening/closing of described flap valve 4.
Therefore, when the pressure that described pressure transmitter 1 detects in described discharge exceedes the upper pressure limit of setting, then open two-bit triplet magnetic valve 62 described in the first dispersing gas way switch or described in diffuse bypass valve 64, nitrogen in described Nitrogen source gases is delivered to an import/exhaust mouth of described pneumatic cylinder, described pneumatic cylinder is under nitrogen pressure effect, open described flap valve, realize raw coke oven gas automatic relief; After raw coke oven gas is lighted, when the pressure in discharge is lower than the low pressure limit value arranged, then open two-bit triplet magnetic valve 62 described in the first dispersing gas way switch or described in diffuse bypass valve 64, nitrogen in described Nitrogen source gases is delivered to another import/exhaust mouth of described pneumatic cylinder, complete the closedown of described flap valve, entered in discharge by exhaust stack to prevent air.
The present embodiment controls the flow direction of nitrogen with magnetic valve or hand-operated valve, and be power with nitrogen, complete the opening and closing of described flap valve 4, eliminate the restriction to automatic relief for subsequent use, simultaneously simple, easy to operate, the small investment of described automatic bleeding device structure, ensure that the stability that whole coke oven automatic relief Iganition control system runs.
Described exhaust stack raw coke oven gas automatic cleaning device, comprise cleaning air circuit breaker and nitrogen purge pipe 71, the air inlet of described cleaning air circuit breaker is connected with described Nitrogen source gases 5, gas outlet is connected with the air inlet of described nitrogen purge pipe 71, and the gas outlet of described nitrogen purge pipe 71 is connected with the bottom of described exhaust stack 3.
When described flap valve 4 cuts out, after coke oven emission pipe diffuses, open described cleaning air circuit breaker, nitrogen in described Nitrogen source gases 5 is made to be passed into the bottom of described exhaust stack 3 by described nitrogen purge pipe 71, after purging is completed to the raw coke oven gas in exhaust stack, and then close described cleaning air circuit breaker, wherein, in order to ensure to clean effect, pressure >=the 0.3MPa of described nitrogen, nitrogen purge time >=2min, is not limited to described numerical value certainly.
Raw coke oven gas residual in coke oven emission pipe is got rid of clean by nitrogen by the present embodiment, eliminate the potential safety hazard that raw coke oven gas produces in exhaust stack inner accumulated, meanwhile, using nitrogen as cleaning medium, make use of nitrogen stable chemical nature and the low advantage of cost, ensure that the security of cleaning process.
Described cleaning air circuit breaker comprises magnetic valve 72, and the air inlet of described magnetic valve 72 is connected with described Nitrogen source gases 5, gas outlet is connected with the air inlet of described nitrogen purge pipe 71.Open or close action by control system Controlling solenoid valve 72, automation and the Long-distance Control of described automatic cleaning device can be realized.
Further, described cleaning air circuit breaker also comprises, the purging bypass valve 73 that is in parallel with described magnetic valve 72, and the air inlet of described purging bypass valve 73 is connected with described Nitrogen source gases 5, gas outlet is connected with the air inlet of described nitrogen purge pipe 71.Like this when running into power failure or automatic control system fault, can open and purge bypass valve 73, raw coke oven gas residual in coke oven emission pipe be got rid of clean.
Described igniter of diffusing comprises ignitor 81, regulates support 82, conductive cable 83 and high energy exciter 83, described ignitor 81 periphery is enclosed with refractory ceramics sleeve pipe 811, what described ignitor 81 was fixed on described exhaust stack 3 by described adjustment support 82 diffuses mouth of pipe place, by regulating described adjustment support 82, ignitor 81 can be regulated in the position of diffusing the mouth of pipe, to guarantee that ignitor 81 is lighted diffusing the raw coke oven gas that the mouth of pipe emerges smoothly; The terminals of described ignitor 81 are electrically connected with described high energy exciter 84 by described conductive cable 83, wherein, described conductive cable 83 is fixed on the outer wall of described exhaust stack 3 by insulator, described high energy exciter 84 is arranged on normal temperature district, connect the conductive cable spacing >=20cm of ignitor 81 both positive and negative polarity, described conductive cable 83 outer wall is wound around heat insulation asbestos yarn simultaneously, causes electric leakage or short circuit to prevent exhaust stack high temperature failure cable insulation.
Because described ignitor 81 periphery is enclosed with refractory ceramics sleeve pipe 811, wherein, the tolerable temperature of refractory ceramics sleeve pipe 811 is between 1600-2500 DEG C, therefore when raw coke oven gas burns, ignitor 81 can adapt to the raw coke oven gas ignition temperature of diffusing mouth of pipe place completely, and then ignitor 81 can arrange diffuse the mouth of pipe closer to described, wherein, the firing tip of ignitor 81 and described distance of diffusing the mouth of pipe 3 are between 5cm to 15cm.
Arranged by above-mentioned igniting, high energy exciter 84 sends the signal of telecommunication by conductive cable 9 to ignitor 8, ignitor 8 is after receiving this signal, can at the diffusion mouth place discharge igniting of exhaust stack 3, thus ignite and diffuse the raw coke oven gas at mouth of pipe place, because the raw coke oven gas concentration of diffusing mouth of pipe place is higher, therefore this igniter improves the ignition success rate of ignitor 8.
The host computer 92 that coke oven automatic relief Iganition control system in the present embodiment also comprises DCS system and output module 91 and is electrically connected with described DCS system and output module 91, wherein,
Described DCS system and output module 91 are electrically connected with the magnetic valve 72 of described pressure transmitter 1, the high energy exciter 84 of described coke oven automatic relief Iganition control system, the two-bit triplet magnetic valve 62 of described dispersing gas way switch and described cleaning air circuit breaker respectively.
Raw coke oven gas pressure data is transferred to described DCS system and output module 91 and is presented on described host computer 92 by described pressure transmitter 1, the described DCS of passing through and output module 91 pass through corresponding Data Analysis Services, transmit control signal respectively to described two-bit triplet magnetic valve 62, described high energy exciter 84 and described magnetic valve 72, complete raw coke oven gas respectively successively and diffuse, light a fire and cleaning works.Wherein, described host computer 92 can be arranged on the place such as coke oven control room away from working site, and then achieves the Long-distance Control of the controlling functions to scene.
As shown in Figure 2, be the basic structure schematic diagram of the another kind of coke oven automatic relief Iganition control system that the utility model embodiment provides, described coke oven automatic relief Iganition control system also comprises local control cabinet 101, wherein,
Described local control cabinet 101 is electrically connected with the two-bit triplet magnetic valve 62 of dispersing gas way switch described in the high energy exciter 84 of described pressure transmitter 1, described coke oven automatic relief Iganition control system and the magnetic valve 72 of described cleaning air circuit breaker respectively.PLC, gauge tap and relay etc. are provided with in described local control cabinet 101, raw coke oven gas pressure data is transferred to the PLC in described local control cabinet 101 by described pressure transmitter 1, after described PLC analyzing and processing, then operating personnel are according to operation instruction, control described two-bit triplet magnetic valve 62, described high energy exciter 84 and described magnetic valve 72 respectively by described gauge tap, and complete raw coke oven gas successively and diffuse, light a fire and cleaning works.
Certainly, described local control cabinet 101 can also combine with described DCS system and output module 91, realizes not only can locally controlling but also can Long-distance Control.
When power supply trips suddenly and the factor such as sudden power failure causes system cisco unity malfunction, in order to ensure that this coke oven automatic relief Iganition control system can normally work, native system also comprises stand-by power supply 111, and this stand-by power supply 111 is electrically connected respectively with the power device in control system.Wherein, stand-by power supply 111 can select UPS (UninterruptiblePowerSystem/UninterruptiblePowerSupply, uninterrupted power source) power supply and battery pack, direct current is provided by battery pack, then DC conversion battery pack provided for subsequent use is civil power, the power device in supply control system.
The present embodiment is a kind of coke oven automatic relief ignition control method also, comprises the following steps:
Step S101: obtain the first force value in discharge 2, and judge whether described first force value is greater than upper pressure limit value;
If described first force value is greater than upper pressure limit value, then control nitrogen input pneumatic cylinder 61 make described pneumatic cylinder 61 open flap valve 4, control to be arranged on the igniter of diffusing the mouth of pipe simultaneously and to ignite raw coke oven gas.
Wherein, control nitrogen inputs pneumatic cylinder 61, comprises the two-bit triplet magnetic valve 62 by opening in nitrogen gas circuit or diffuse bypass valve 63 making nitrogen input described pneumatic cylinder 61.
Step S102: after the described raw coke oven gas that ignites, obtains the second force value in described discharge 2, and judges whether described second force value is less than low pressure limit value;
If described second force value is less than low pressure limit value, then controls nitrogen and input described pneumatic cylinder 61 and make described pneumatic cylinder 61 close described flap valve 4.
Make after described pneumatic cylinder 61 closes described flap valve 4, also to comprise:
Nitrogen is led to, for cleaning the residual raw coke oven gas in described exhaust stack 3 to the bottom of exhaust stack 3 by nitrogen purge pipe 71.
As can be seen from above-described embodiment, by using nitrogen as power, complete the unlatching or closedown of diffusing flap valve, effectively prevent because power-equipment electricity is large, easily cause short of electricity for subsequent use for subsequent use, what affect raw coke oven gas diffuses work, also arranges hand gear, eliminates the restriction of power supply to automatic relief; Meanwhile, be also provided with raw coke oven gas clearing apparatus, for cleaning in exhaust stack residual raw coke oven gas, and comprise the automatic ignition device of high temperature resistant ignitor, ensure that the success rate of igniting.The mode that the present embodiment is combined by Long-distance Control, local control and Non-follow control, makes the controlling functions of whole system flexible, convenient, eliminates the impact that a certain control device fault in system causes whole system to run.
It should be noted that, in this article, the such as relational terms of " first " and " second " etc. and so on is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
The above is only detailed description of the invention of the present utility model, those skilled in the art is understood or realizes the utility model.To be apparent to one skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. a coke oven automatic relief Iganition control system, the flap valve (4) comprising pressure transmitter (1), discharge (2), exhaust stack (3) and enter for the raw coke oven gas controlled in described discharge (2) in described exhaust stack (3), it is characterized in that, also comprise and diffuse igniter, Nitrogen source gases (5), dispersing gas way switch and pneumatic cylinder (61) for the raw coke oven gas that ignites, wherein:
The air inlet of described dispersing gas way switch is connected with described Nitrogen source gases (5), gas outlet is connected with the import/exhaust mouth of described pneumatic cylinder (61);
The piston rod of described pneumatic cylinder (61) is connected with described flap valve (4).
2. coke oven automatic relief Iganition control system according to claim 1, is characterized in that, also comprises exhaust stack raw coke oven gas automatic cleaning device, wherein:
Described exhaust stack raw coke oven gas automatic cleaning device comprises cleaning air circuit breaker and nitrogen purge pipe (71);
The air inlet of described cleaning air circuit breaker is connected with described Nitrogen source gases (5), gas outlet is connected with the air inlet of described nitrogen purge pipe (71), and the gas outlet of described nitrogen purge pipe (71) is connected with the bottom of described exhaust stack (3).
3. coke oven automatic relief Iganition control system according to claim 1 and 2, it is characterized in that, described igniter of diffusing comprises ignitor (81), regulates support (82), conductive cable (83) and high energy exciter (84), wherein:
Described ignitor (81) periphery is enclosed with refractory ceramics sleeve pipe (811);
What described ignitor (81) was fixed on described exhaust stack (3) by described adjustment support (82) diffuses the mouth of pipe (31) place;
The terminals of described ignitor (81) are electrically connected with described high energy exciter (84) by described conductive cable (83).
4. coke oven automatic relief Iganition control system according to claim 1, it is characterized in that, described dispersing gas way switch comprises the first dispersing gas way switch and the second dispersing gas way switch of two-way parallel connection, first dispersing gas way switch and the second dispersing gas way switch include two-bit triplet magnetic valve (62), wherein:
The air inlet of described two-bit triplet magnetic valve (62) is connected with described Nitrogen source gases (5), gas outlet is connected with the import/exhaust mouth of described pneumatic cylinder (61).
5. coke oven automatic relief Iganition control system according to claim 4, is characterized in that, described first dispersing gas way switch and described second dispersing gas way switch also comprise coupling cock (63) and diffuse bypass valve (64), wherein:
Described coupling cock (63) and described two-bit triplet magnetic valve (62) are in series, described in diffuse bypass valve (64) and be in parallel with described two-bit triplet magnetic valve (62) and described coupling cock (63);
The described air inlet diffusing bypass valve (64) is all connected with described Nitrogen source gases (5) with the air inlet of described two-bit triplet magnetic valve (62), and the gas outlet of described coupling cock (63) is all connected with the import/exhaust mouth of described pneumatic cylinder (61) with the gas outlet of described coupling cock (63).
6. coke oven automatic relief Iganition control system according to claim 2, is characterized in that, described cleaning air circuit breaker comprises magnetic valve (72), wherein:
The air inlet of described magnetic valve (72) is connected with described Nitrogen source gases (5), gas outlet is connected with the air inlet of described nitrogen purge pipe (71).
7. coke oven automatic relief Iganition control system according to claim 6, is characterized in that, described cleaning air circuit breaker also comprises, the purging bypass valve (73) that is in parallel with described magnetic valve (72), wherein:
The air inlet of described purging bypass valve (73) is connected with described Nitrogen source gases (5), gas outlet is connected with the air inlet of described nitrogen purge pipe (71).
8. coke oven automatic relief Iganition control system according to claim 2, it is characterized in that, the host computer (92) that described coke oven automatic relief Iganition control system also comprises DCS system and output module (91) and is electrically connected with described DCS system and output module (91), wherein:
Described DCS system and output module (91) are electrically connected with the magnetic valve (72) of described pressure transmitter (1), the high energy exciter (84) of described coke oven automatic relief Iganition control system, the two-bit triplet magnetic valve (62) of described dispersing gas way switch and described cleaning air circuit breaker respectively.
9. the coke oven automatic relief Iganition control system according to claim 2 or 8, is characterized in that, described coke oven automatic relief Iganition control system also comprises local control cabinet (101), wherein:
Described local control cabinet (101) is electrically connected with the two-bit triplet magnetic valve (62) of high energy exciter (84) described dispersing gas way switch of described pressure transmitter (1), described coke oven automatic relief Iganition control system and the magnetic valve (72) of described cleaning air circuit breaker respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520850896.2U CN205065745U (en) | 2015-10-29 | 2015-10-29 | Automatic ignition control system of diffusing of coke oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520850896.2U CN205065745U (en) | 2015-10-29 | 2015-10-29 | Automatic ignition control system of diffusing of coke oven |
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| CN205065745U true CN205065745U (en) | 2016-03-02 |
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| CN201520850896.2U Expired - Fee Related CN205065745U (en) | 2015-10-29 | 2015-10-29 | Automatic ignition control system of diffusing of coke oven |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299659A (en) * | 2015-10-29 | 2016-02-03 | 山东钢铁股份有限公司 | Automatic coke oven emission ignition control system and control method |
| CN112524492A (en) * | 2020-12-22 | 2021-03-19 | 夏俊双 | Reliable disconnected nitrogen gas of multi-functional cylinder sweeps device fast |
-
2015
- 2015-10-29 CN CN201520850896.2U patent/CN205065745U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299659A (en) * | 2015-10-29 | 2016-02-03 | 山东钢铁股份有限公司 | Automatic coke oven emission ignition control system and control method |
| CN105299659B (en) * | 2015-10-29 | 2018-09-28 | 山东钢铁股份有限公司 | A kind of coke oven automatic relief Iganition control system and control method |
| CN112524492A (en) * | 2020-12-22 | 2021-03-19 | 夏俊双 | Reliable disconnected nitrogen gas of multi-functional cylinder sweeps device fast |
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