CN205065744U - Raw coke oven gas diffuses ignition - Google Patents
Raw coke oven gas diffuses ignition Download PDFInfo
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- CN205065744U CN205065744U CN201520850809.3U CN201520850809U CN205065744U CN 205065744 U CN205065744 U CN 205065744U CN 201520850809 U CN201520850809 U CN 201520850809U CN 205065744 U CN205065744 U CN 205065744U
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- 239000000571 coke Substances 0.000 title claims abstract description 93
- 238000009792 diffusion process Methods 0.000 claims description 20
- 239000000919 ceramic Substances 0.000 claims description 17
- 239000006185 dispersion Substances 0.000 claims description 13
- 239000010425 asbestos Substances 0.000 claims description 7
- 230000000740 bleeding effect Effects 0.000 claims description 7
- 229910052895 riebeckite Inorganic materials 0.000 claims description 7
- 230000005611 electricity Effects 0.000 abstract description 3
- 239000002196 Pyroceram Substances 0.000 abstract 2
- 230000002093 peripheral effect Effects 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- 239000011449 brick Substances 0.000 description 5
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 5
- 229910010271 silicon carbide Inorganic materials 0.000 description 5
- 239000000377 silicon dioxide Substances 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000012212 insulator Substances 0.000 description 3
- 238000004939 coking Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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- Coke Industry (AREA)
Abstract
The embodiment of the utility model discloses raw coke oven gas diffuses ignition, include: raw coke oven gas exhaust stack, ignitor electrode, electrically conductive cable and high energy energizer, the peripheral parcel of ignitor electrode has the pyroceram sleeve pipe, wherein, the point fire end of ignitor electrode set up in the mouth that diffuses of raw coke oven gas exhaust stack is located, the ignitor electrode connect electricity end with the high energy energizer passes through electrically conductive cable electricity is connected. Through there being the parcel pyroceram sheathed tube ignitor electrode to set up in mouthful department of diffusing of raw coke oven gas exhaust stack for the ignitor electrode can be close to the higher mouth that diffuses of raw coke oven gas concentration, thereby has improved the ignition success rate to the raw coke oven gas.
Description
Technical Field
The utility model relates to a coking environmental protection equipment technical field especially relates to a raw coke oven gas diffuses ignition.
Background
In the coking process of the coke oven, a large amount of raw gas is easy to generate, in order to prevent the raw gas from being directly discharged into the atmosphere to cause environmental pollution, the raw gas needs to be ignited and ignited, a general processing method mainly detects whether the pressure fluctuation of a gas recovery system exceeds a normal value, and if the pressure fluctuation exceeds the normal value, the raw gas is ignited and ignited at a raw gas diffusing port.
Referring to fig. 1, the related art provides a raw gas emission ignition device, which includes: the fire-proof and rain-proof device comprises a wind-proof and rain-proof cover 1, a cylindrical refractory silica brick 2, a fire-leading groove 3, a fire-leading hole 4 and a silicon carbide rod 5; wherein, the cylindrical refractory silica bricks 2 are arranged in the wind-proof and rain-proof cover 1 and fill the inner cavity of the wind-proof and rain-proof cover 1; the silicon carbide rod 5 is arranged in a cavity 6 in the middle of the cylindrical refractory silica brick 2 in a penetrating way, and two ends of the silicon carbide rod are fixed by means of spring fixing clips; the bottom plate of the windproof and rainproof cover 1 is evenly provided with ignition holes 4, and the bottom of the cylindrical refractory silica brick 2 is provided with an ignition groove 3 for communicating the ignition holes 4 with the cavity 6. This ignition is diffused to raw coke oven gas, because the mouth is far away diffused to silicon carbide 5 apart from raw coke oven gas, raw coke oven gas need see through ignition groove 3, ignition hole 4 and cavity 6 and just can contact the silicon carbide stick, simultaneously because the distance is far away, in case block up as ignition groove 3 and ignition hole 4 of raw coke oven gas passageway, raw coke oven gas will hardly be lighted, therefore the success rate of ignition is not high to raw coke oven gas diffusion to the device.
In conclusion, how to improve the success rate of the raw gas diffusion ignition becomes a technical problem to be solved urgently by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides an in provide a raw coke oven gas diffuses ignition to solve the raw coke oven gas among the prior art and diffuse ignition to the not high problem of success rate that raw coke oven gas diffuses the ignition.
In order to solve the technical problem, the embodiment of the utility model discloses following technical scheme:
according to the utility model provides a raw coke oven gas diffuses ignition, this raw coke oven gas diffuses ignition includes:
raw coke oven gas diffusing pipe, ignition electrode, conductive cable and high-energy exciter, the periphery of the ignition electrode is wrapped with high-temperature resistant ceramic sleeve, wherein,
the ignition end of the ignition electrode is arranged at the discharge port of the raw gas discharge pipe;
and the electric connection end of the ignition electrode is electrically connected with the high-energy exciter through the conductive cable.
Preferably, the firing end of the firing electrode is between 5cm and 15cm from the discharge opening.
Preferably, the raw coke oven gas diffusion ignition device further comprises:
the adjusting bracket is attached to the outer wall of the dispersion port, bears the ignition electrode and is used for adjusting the distance between the ignition electrode and the dispersion port.
Preferably, the raw coke oven gas diffusion ignition device further comprises:
the raw gas collecting pipe is communicated with the raw gas diffusing pipe;
the raw gas pressure sensor is arranged in the raw gas collecting pipe and is used for collecting the raw gas pressure in the raw gas collecting pipe;
and the controller is respectively and electrically connected with the raw gas pressure sensor and the high-energy exciter and is used for adjusting the high-energy exciter according to the raw gas pressure so as to control the ignition electrode to ignite.
Preferably, the controller includes:
a local control box, an upper computer, a DCS and an output module, wherein,
the local control box is electrically connected with the high-energy exciter;
the upper computer is electrically connected with the local control box;
and the upper computer is electrically connected with the high-energy exciter through the DCS and the output module.
Preferably, the raw coke oven gas diffusion ignition device further comprises:
the diffusing port temperature sensor is arranged at the diffusing port and is used for acquiring the temperature of the diffusing port;
the dispersion port temperature sensor is connected with the controller, and the controller is also connected with the adjusting bracket and used for controlling the adjusting bracket to adjust the position of the ignition electrode according to the temperature of the dispersion port.
Preferably, the distance between the high-energy exciter and the raw coke oven gas diffusing pipe is 35cm to 60cm, and the high-energy exciter is arranged below a diffusing port of the raw coke oven gas diffusing pipe.
Preferably, the conductive cable comprises a positive conductive cable connected with a positive electrode in the ignition electrode and a negative conductive cable connected with a negative electrode in the ignition electrode, the distance between the positive conductive cable and the negative conductive cable is 20 cm-50 cm, and the outer layer of the conductive cable is wrapped with a heat insulation asbestos tape.
Preferably, the raw coke oven gas diffusion ignition device further comprises:
and the standby power supply is electrically connected with the controller and the high-energy exciter respectively and is used for transmitting standby electric energy to the controller and the high-energy exciter.
According to the technical scheme provided by the utility model, among the raw coke oven gas diffuses ignition, the high energy exciter sends the signal of telecommunication to the ignition electrode that sets up in the department of the pipe is diffused to raw coke oven gas through conductive cable, can make the ignition electrode discharge and ignite in the department of the pipe is diffused to raw coke oven gas to the raw coke oven gas of department of the diffusion of igniting. Meanwhile, the periphery of the ignition electrode is wrapped with the high-temperature-resistant ceramic sleeve, so that the ignition electrode can resist the combustion temperature of raw coke oven gas, and the ignition electrode can be arranged at the diffusing port. Because the ignition electrode is arranged at the diffusing port, the raw coke oven gas diffusing ignition device can improve the ignition success rate of the ignition electrode to the raw coke oven gas. Wherein the tolerance temperature of the high-temperature resistant ceramic sleeve is 1600-2500 ℃, and the high-temperature resistant ceramic sleeve can completely adapt to the burning temperature of the raw coke oven gas at the diffusing port.
The utility model provides a raw coke oven gas diffuses ignition sets up in raw coke oven gas diffuses the mouth department of diffusing of pipe through the ignition electrode that will wrap up high temperature resistant ceramic bushing for ignition electrode can be close to the higher mouth that diffuses of raw coke oven gas concentration, thereby has improved the success rate of igniteing to raw coke oven gas.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a raw gas emission ignition device provided in the related art;
fig. 2 is a schematic structural view of a first raw coke oven gas diffusion ignition device provided by the embodiment of the present invention;
fig. 3 is a schematic structural view of a second raw coke oven gas diffusion ignition device provided by the embodiment of the present invention.
The correspondence between the structures and reference numerals in fig. 1 to 3 is as follows:
1-rain-proof windshield, 2-cylindrical refractory silica bricks, 3-ignition groove, 4-ignition hole, 5-silicon carbon rod, 6-cavity, 7-raw gas diffusing pipe, 71-diffusing port, 72-outer wall, 8-ignition electrode, 81-high temperature resistant ceramic sleeve, 9-conductive cable, 91-positive conductive cable, 92-negative conductive cable, 10-high energy exciter, 11-adjusting bracket, 12-raw gas collecting pipe, 13-raw gas pressure sensor, 14-controller, 141-local control box, 142-upper computer, 143-DCS and output module, 15-diffusing port temperature sensor, 16-heat insulation asbestos tape, 17-standby power supply and 18-insulator.
Detailed Description
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Unless otherwise specified, the numerical ranges given in the following examples are inclusive.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a first raw coke oven gas emission ignition device provided in an embodiment of the present invention, the raw coke oven gas emission ignition device includes:
the device comprises a raw gas diffusing pipe 7, an ignition electrode 8, a conductive cable 9 and a high-energy exciter 10, wherein the periphery of the ignition electrode 8 is wrapped with a high-temperature-resistant ceramic sleeve 81. Wherein,
the ignition end of the ignition electrode 8 is arranged at the discharge port 71 of the raw gas discharge pipe 7.
Because the periphery of the ignition electrode 8 is wrapped with the high-temperature resistant ceramic sleeve 81, when raw coke oven gas is combusted, the ignition electrode 8 can bear the temperature of the raw coke oven gas at the discharge port 71, and the ignition electrode 8 can be close to the discharge port 71 of the raw coke oven gas discharge pipe 7. Because the raw coke oven gas concentration at the dispersion port 71 is higher, the ignition end of the ignition electrode 8 is arranged at the dispersion port 71, so that the ignition success rate of the ignition electrode 8 to the raw coke oven gas can be improved.
The electrical connection end of the ignition electrode 8 is electrically connected with the high-energy exciter 10 through the conductive cable 9.
Through the connection arrangement, the high-energy exciter 10 sends an electric signal to the ignition electrode 8 through the conductive cable 9, and the ignition electrode 8 can discharge and ignite at the discharge port 71 of the raw coke oven gas discharge pipe 7 after receiving the signal, so that the raw coke oven gas at the discharge port 71 is ignited, and the raw coke oven gas at the discharge port 71 has higher concentration, so that the ignition success rate of the ignition electrode 8 is improved.
In summary, the high-energy exciter 10 sends an electrical signal to the ignition electrode 8 disposed at the discharge port 71 of the raw gas discharge pipe 7 through the conductive cable 9, so that the ignition electrode 8 can discharge and ignite at the discharge port 71 of the raw gas discharge pipe 7, thereby igniting the raw gas at the discharge port 71. Meanwhile, the high-temperature-resistant ceramic sleeve 81 wraps the periphery of the ignition electrode 8, so that the ignition electrode 8 can withstand the combustion temperature of the raw coke oven gas, the ignition electrode 8 can be arranged at the emission port 71, and the ignition electrode 8 is arranged at the emission port 71, so that compared with the raw coke oven gas emission ignition device mentioned in the background technology, the raw coke oven gas emission ignition device provided by the embodiment can improve the ignition success rate of the ignition electrode 8 on the raw coke oven gas. Wherein, the tolerance temperature of the high temperature resistant ceramic bushing 81 is between 1600 ℃ and 2500 ℃, and the high temperature resistant ceramic bushing can completely adapt to the burning temperature of the raw coke oven gas at the dispersion port 71. The ignition electrode 8 wrapped with the high-temperature-resistant ceramic sleeve 81 is arranged at the discharge port 71 of the raw coke oven gas discharge pipe 7, so that the ignition electrode 8 can be close to the discharge port 71 with high raw coke oven gas concentration, and the ignition success rate of the raw coke oven gas is improved.
In order to improve the ignition success rate of the ignition electrode 8 and prevent the ignition electrode 8 from being damaged due to the temperature influence of the burning raw gas, in the raw gas emission ignition device shown in fig. 2, the distance between the ignition end of the ignition electrode 8 and the emission port 71 is between 5cm and 15 cm.
The distance between the ignition end of the ignition electrode 8 and the diffusion port 71 is set to be 5-15 cm, so that the ignition success rate of the ignition electrode 8 on the raw coke oven gas can be ensured, and the ignition electrode 8 can be prevented from being damaged due to the influence of the temperature of the burning raw coke oven gas in the burning process of the raw coke oven gas. The distance between the ignition end of the ignition electrode 8 and the discharge opening 71 is the shortest distance between the ignition end of the ignition electrode 8 and the outer wall 72 surrounding the discharge opening 71.
In order to adjust the position of the ignition electrode 8 away from the discharge opening 71 and ensure the ignition success rate, as shown in fig. 2, the raw gas discharge ignition device further comprises: an adjusting bracket 11 is attached to the outer wall 72 of the discharge opening 71, and the adjusting bracket 11 carries the ignition electrode 8 for adjusting the position of the ignition electrode 8 away from the discharge opening 71.
The position of the ignition electrode 8 can be adjusted by arranging the adjusting bracket 11, so that the purpose of improving the ignition success rate is achieved.
In order to better control the ignition of the ignition electrode 8, please refer to fig. 3, fig. 3 is a schematic structural diagram of a second raw gas emission ignition device provided by the embodiment of the present invention, and as shown in fig. 3, the raw gas emission ignition device further includes, in addition to the respective structures shown in fig. 2:
and the raw gas collecting pipe 12 is communicated with the raw gas diffusing pipe 7.
And the raw gas pressure sensor 13 is arranged in the raw gas collecting pipe 12 and is used for collecting the raw gas pressure in the raw gas collecting pipe 12.
Whether the raw gas at the diffusing port 71 is ignited or not is judged according to the raw gas pressure of the raw gas collecting pipe 12, the raw gas pressure sensor 13 is arranged to collect the raw gas pressure in the raw gas collecting pipe 12, and then whether the ignition operation of the raw gas at the diffusing port 71 is needed or not is judged according to the raw gas pressure, so that the closed-loop control is realized, and the ignition timeliness is ensured.
And the controller 14 is respectively and electrically connected with the raw gas pressure sensor 13 and the high-energy exciter 10 and is used for adjusting the high-energy exciter 10 according to the raw gas pressure so as to control the ignition electrode 8 to ignite.
The controller 14 is arranged to be electrically connected with the raw gas pressure sensor 13 and the high-energy exciter 10 respectively, and the controller 14 can judge whether the raw gas at the diffusing port 71 needs to be ignited or not according to the raw gas pressure in the raw gas collecting pipe 12 acquired by the raw gas pressure sensor 13; for example, when the controller 14 determines that the pressure of the raw gas in the raw gas collecting pipe 12 is greater than or equal to the preset pressure threshold, a control signal is sent to the high-energy exciter 10 to control the high-energy exciter 10 to send an electric signal to the ignition electrode 8 through the conductive cable 9, so that accurate control of the ignition time is achieved, the timeliness of ignition is improved, and the processing efficiency of the raw gas is ensured.
As shown in fig. 3, the controller 14 includes:
a local control box 141, an upper computer 142, and a DCS and output module 143, wherein,
the local control box 141 is electrically connected to the raw gas pressure sensor 13 and the high-energy exciter 10, respectively.
The local control box 141 is connected with the high-energy exciter 10, can display or judge the raw gas pressure collected by the raw gas pressure sensor 13, and sends a control signal to the high-energy exciter 10 according to a judgment result or a processing command of an operator, so that the ignition of the ignition electrode 8 is controlled, the ignition timeliness is further improved, and the ignition efficiency of the raw gas is improved.
The upper computer 142 is also electrically connected with the local control box 141;
the upper computer 142 is electrically connected with the high-energy exciter 10 through the DCS and output module 143.
The upper computer 142 is connected to the local control box 141, and can further analyze and judge the raw coke oven gas according to the raw coke oven gas pressure data and/or the processing result provided by the local control box 141, so as to send a control signal to the high-energy exciter 10 through a Distributed Control System (DCS) and an output module, so as to control the high-energy exciter 10 to send an electric signal to the ignition electrode 8, and further control the ignition of the ignition electrode 8. The local control box 141 is installed at a specific work site, and the upper computer 142 may be installed at a place such as a coke oven control room remote from the work site. Accordingly, the DCS and output module 143 is disposed in the local control box 141.
In order to ensure that the ignition electrode 8 is not damaged by the high-temperature raw coke oven gas when the raw coke oven gas is combusted at the bleeding opening 71, as shown in fig. 3, the raw coke oven gas bleeding ignition device further includes:
a discharge port temperature sensor 15 disposed at the discharge port 71, for acquiring a temperature of the discharge port 71;
by arranging the bleeding opening temperature sensor 15 at the bleeding opening 71 to collect the temperature at the bleeding opening 71, the position of the ignition electrode 8 can be adjusted according to the temperature when the raw gas at the bleeding opening 71 is burned, and the ignition electrode 8 is prevented from being damaged.
The temperature sensor of the dispersion port 71 is connected with the controller 14, and the controller 14 is further connected with the adjusting bracket 11 and is used for controlling the adjusting bracket 11 to adjust the position of the ignition electrode 8 according to the temperature of the dispersion port 71.
The controller 14 obtains the raw gas temperature at the diffusing port 71 acquired by the temperature sensor at the diffusing port 71, analyzes and judges the temperature or displays the temperature to a relevant operator, and controls the adjusting bracket 11 provided with the ignition electrode 8 according to the raw gas temperature at the diffusing port 71, so that the purpose of adjusting the position of the ignition electrode 8 is achieved, and the ignition electrode 8 can be prevented from being damaged due to overhigh raw gas temperature at the diffusing port 71.
In order to reduce the influence of the burning raw gas on the high-energy exciter 10, in the embodiment shown in fig. 2 and 3, the distance between the high-energy exciter 10 and the raw gas diffusing pipe 7 is between 35cm and 60cm, and the high-energy exciter 10 is disposed below the diffusing port 71 of the raw gas diffusing pipe 7.
The linear distance between the high-energy exciter 10 and the raw gas diffusing pipe 7 is 35 cm-60 cm, the temperature of the area below the diffusing port 71 is low, the high-energy exciter is a normal-temperature area, the high-energy exciter 10 is placed in the normal-temperature area, the influence of the raw gas temperature on the high-energy exciter 10 can be reduced, and the high-energy exciter 10 is prevented from being damaged. Meanwhile, the conducting cable 9 between the high-energy exciter 10 and the ignition electrode 8 is fixed and adjusted in position through the insulator 18. The insulator 18 may be fixed to the wall of the discharge tube. Wherein, the linear distance between the high-energy exciter 10 and the raw gas diffusing pipe is most suitable between 40cm and 50 cm.
As shown in fig. 3, since the ignition electrode 8 includes a positive electrode and a negative electrode, the conductive cable 9 includes a positive conductive cable 91 connected to the positive electrode of the ignition electrode 8 and a negative conductive cable 92 connected to the negative electrode of the ignition electrode 8, correspondingly.
In the environment of the raw gas ignition device, due to factors such as wind blowing, collision may occur between the two conductive cables 9 to cause short circuit, so in order to prevent the short circuit between the two conductive cables 9, the distance between the positive conductive cable 91 and the negative conductive cable 92 is between 20cm and 50cm, and the outer layer of the conductive cable 9 is wrapped by the heat-insulating asbestos tape 16.
Distance is between 20 to 50cm between through setting up anodal conductive cable 91 and negative pole conductive cable 92, can reduce the influence each other between two conductive cable 9, and simultaneously, at two conductive cable 9 skin parcel thermal-insulated asbestos tape 16, can prevent that conductive cable 9 from receiving the influence of crude gas diffusion pipe 7 temperature, simultaneously because thermal-insulated asbestos tape 16 has insulating properties, can prevent short circuit and the even electric phenomenon that two conductive cable 9 collided each other and lead to, and thermal-insulated asbestos tape 16 also can prevent the electric leakage phenomenon that conductive cable 9's insulating layer damage leads to.
High energy energizer 10 connects the commercial power, and ignition electrode 8 is for igniteing through the commercial power promptly, and when the circumstances such as power failure appear, in order to guarantee that this ignition is diffused to crude gas can normally work, ignition is diffused to crude gas still includes:
and the standby power supply 17 is respectively and electrically connected with the controller 14 and the high-energy exciter 10 and is used for transmitting standby electric energy to the controller 14 and the high-energy exciter 10.
Through setting up stand-by power supply 17, this stand-by power supply 17 is connected with controller 14 and high energy exciter 10 electricity respectively, can carry reserve electric energy for controller 14 and high energy exciter 10, when accidents such as the power failure appears, prevents the situation that ignition electrode 8 can not normally ignite to guarantee the combustion efficiency of raw coke oven gas. The standby power supply 17 shown in fig. 3 may be an Uninterruptible Power Supply (UPS) and a battery pack, and the UPS power supply provides a direct current power, and then the UPS power supply converts the direct current power provided by the battery pack into a commercial power to supply to the local control box 141 and the high-energy exciter 10.
In the raw coke oven gas emission ignition device provided in each of the above embodiments, the high-energy exciter 10 sends an electrical signal to the ignition electrode 8 disposed at the emission port 71 of the raw coke oven gas emission pipe 7 through the conductive cable 9, so that the ignition electrode 8 can discharge and ignite at the emission port 71 of the raw coke oven gas emission pipe 7, thereby igniting the raw coke oven gas at the emission port 71. Meanwhile, the periphery of the ignition electrode 8 is wrapped with the high-temperature-resistant ceramic sleeve 81, so that the ignition electrode 8 can resist the combustion temperature of raw coke oven gas, and the ignition electrode 8 can be arranged at the diffusion port 71. Because the ignition electrode 8 is arranged at the discharge port 71, the raw coke oven gas discharge ignition device can improve the ignition success rate of the ignition electrode 8 to the raw coke oven gas. Wherein, the tolerance temperature of the high temperature resistant ceramic bushing 81 is between 1600 ℃ and 2500 ℃, and the high temperature resistant ceramic bushing can completely adapt to the burning temperature of the raw coke oven gas at the dispersion port 71. The utility model provides a raw coke oven gas diffuses ignition sets up in raw coke oven gas diffuses mouth 71 department of diffusing of pipe 7 through ignition electrode 8 that will wrap up high temperature resistant ceramic bushing 81 for ignition electrode 8 can be close to the higher mouth 71 that diffuses of raw coke oven gas concentration, thereby has improved the success rate of igniteing to raw coke oven gas.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, article, or apparatus that comprises the element.
The foregoing is only a detailed description of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. A raw coke oven gas diffusion ignition device is characterized by comprising:
a raw gas diffusing pipe (7), an ignition electrode (8), a conductive cable (9) and a high-energy exciter (10), wherein the periphery of the ignition electrode (8) is wrapped with a high-temperature resistant ceramic sleeve (81), wherein,
the ignition end of the ignition electrode (8) is arranged at the discharge port (71) of the raw coke oven gas discharge pipe (7);
and the electric connection end of the ignition electrode (8) is electrically connected with the high-energy exciter (10) through the conductive cable (9).
2. The raw coke oven gas diffusion ignition device of claim 1,
the distance between the ignition end of the ignition electrode (8) and the dispersion port (71) is between 5cm and 15 cm.
3. The raw coke oven gas diffusion ignition device of claim 1, further comprising:
the adjusting support (11) is attached to the outer wall (72) of the dispersion opening (71), and the ignition electrode (8) is carried by the adjusting support (11) and used for adjusting the distance between the ignition electrode (8) and the dispersion opening (71).
4. The raw coke oven gas diffusion ignition device of claim 3, further comprising:
a raw gas collecting pipe (12) communicated with the raw gas diffusing pipe (7);
the raw gas pressure sensor (13) is arranged in the raw gas collecting pipe (12) and is used for collecting the raw gas pressure in the raw gas collecting pipe (12);
and the controller (14) is respectively and electrically connected with the raw gas pressure sensor (13) and the high-energy exciter (10).
5. The raw gas bleeding ignition device of claim 4, wherein the controller comprises:
a local control box (141), an upper computer (142) and a DCS and output module (143), wherein,
the local control box (141) is electrically connected with the high-energy exciter (10);
the upper computer (142) is electrically connected with the local control box (141);
the upper computer (142) is also electrically connected with the high-energy exciter (10) through the DCS and the output module (143).
6. The raw coke oven gas diffusion ignition device of claim 4, further comprising:
a discharge port temperature sensor (15) disposed at the discharge port (71) for collecting a temperature at the discharge port (71);
the temperature sensor (15) of the dispersing port is connected with the controller (14), and the controller (14) is also connected with the adjusting bracket (11).
7. The raw coke oven gas diffusion ignition device of claim 1,
the distance between the high-energy exciter (10) and the raw coke oven gas diffusing pipe (7) is 35 cm-60 cm, and the high-energy exciter (10) is arranged below a diffusing port (71) of the raw coke oven gas diffusing pipe (7).
8. The raw coke oven gas diffuse ignition device as claimed in claim 1, characterized in that the conductive cable (9) comprises a positive conductive cable (91) and a negative conductive cable (92), the distance between the positive conductive cable (91) and the negative conductive cable (92) is 20cm to 50cm, and the outer layer of the conductive cable (9) is wrapped with a heat-insulating asbestos tape (16).
9. The raw coke oven gas diffusion ignition device of claim 4, further comprising:
and the standby power supply (17) is respectively and electrically connected with the controller (14) and the high-energy exciter (10).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520850809.3U CN205065744U (en) | 2015-10-29 | 2015-10-29 | Raw coke oven gas diffuses ignition |
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| CN201520850809.3U CN205065744U (en) | 2015-10-29 | 2015-10-29 | Raw coke oven gas diffuses ignition |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299658A (en) * | 2015-10-29 | 2016-02-03 | 山东钢铁股份有限公司 | Raw coal gas emission ignition device |
| CN111550824A (en) * | 2020-04-29 | 2020-08-18 | 鄂尔多斯市君正能源化工有限公司 | Calcium carbide furnace purifies and diffuses automatic ignition |
-
2015
- 2015-10-29 CN CN201520850809.3U patent/CN205065744U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299658A (en) * | 2015-10-29 | 2016-02-03 | 山东钢铁股份有限公司 | Raw coal gas emission ignition device |
| CN111550824A (en) * | 2020-04-29 | 2020-08-18 | 鄂尔多斯市君正能源化工有限公司 | Calcium carbide furnace purifies and diffuses automatic ignition |
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