CN201136849Y - Automatic recognition device for regulating collecting main pressure of coke ovens - Google Patents
Automatic recognition device for regulating collecting main pressure of coke ovens Download PDFInfo
- Publication number
- CN201136849Y CN201136849Y CNU2007203050493U CN200720305049U CN201136849Y CN 201136849 Y CN201136849 Y CN 201136849Y CN U2007203050493 U CNU2007203050493 U CN U2007203050493U CN 200720305049 U CN200720305049 U CN 200720305049U CN 201136849 Y CN201136849 Y CN 201136849Y
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- coke oven
- pressure
- gas collecting
- adjusting
- collecting pipe
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Abstract
The utility model discloses a pressure adjustment device of a gas collecting pipe of an automatic identification coke oven, which comprises a high pressure ammonia device which can sprinkle the ammonia to all coke ovens respectively, an ammonia flow quantity detector connected with the coke oven and used for detecting the ammonia flow and sending out identification signals, an adjustment turnover plate connected with the coke oven and used for adjusting the pressure, and an cold air blower connected with the gas collecting pipe which can collect the fume exhausted by the coke oven. The ammonia flow quantity detector is connected with a DCS bulk packing control device which can receive the signal and generate the adjusting parameter, the DCS is connected with the pressure adjustment device which can be used for adjusting and controlling the turnover plate, the cold air blower and the gas collecting pipe according to the adjustment parameter. When the pressure of the gas collecting pipe is adjusted by the pressure adjustment device, the pressure of the gas collecting pipe of the coke oven which is not required to be adjusted is kept unchanging, the problem that the pressure of all the gas collecting pipes of the coke oven are required to be adjusted to result in the mutual influence of the pressure of the gas collecting pipe is avoided, the service life of the coke oven is prolonged, the load of the cold air blower is also reduced, and the effects of energy conservation and consumption reduction is realized.
Description
Technical field
The utility model relates to the pressure-controlling technical field, is meant a kind of collecting main pressure conditioning equipment of automatic identification coke oven especially.
Background technology
Fast development along with coking industry.Domestic coke oven is in carrying out the coking operation process, and the pressure of the carbonization chamber of coke oven can fluctuate widely in the coking operation process.
Existing coke oven is in carrying out the coking operation process; for improving the output of coking operation; usually can adopt many coke ovens to implement the coking operation simultaneously; but in each coke oven working process, because the workload difference of each coke oven, the pressure that each coke oven produces in the course of the work is also different; every coke oven is provided with turnover panel; the flue gas that the coking operation is produced imports in the unified effuser of coke oven, after the water cooler cooling, is derived by the cold-blast machine.
In the above-mentioned coking operation process, can be by temperature, pressure etc. be detected, when detecting temperature, pressure change above behind the predetermined threshold, open turnover panel, cold-blast machine adjusting coke oven pressure again, but because the detection of temperature, pressure has hysteresis quality, after regulating turnover panel (opening/close), finally still will be by regulating cold-blast machine (increasing/slow down), owing to can't discern the coke oven of the collecting main pressure that regulate, when the pressure of each coke oven is unequal, the coke oven that may occur not needing to regulate pressure forms negative pressure, causes the problem of potential safety hazard.
The utility model content
In view of this, the utility model is to provide a kind of Regulation of Coke Oven Collecting Mains equipment that can discern heat (batch) number automatically, and is above-mentioned owing to can't discern the coke oven that needs to regulate pressure to solve, and causes coke oven pressure to regulate unequal problem.
For addressing the above problem, the utility model provides a kind of collecting main pressure conditioning equipment of automatic identification coke oven, comprise: the high pressure aqua ammonia device that sprays ammoniacal liquor respectively to each coke oven, detect the ammoniacal liquor flow detector that ammoniacal liquor flows and sends recognition signal with described coke oven banded, the adjusting turnover panel of the adjusting pressure that is connected with described coke oven, the cold-blast machine links to each other with the effuser of described coke oven derivation flue gas, described ammoniacal liquor flow detector connects the DCS control device in bulk that receives described signal and generate ordering parameter, and described DCS connects according to described ordering parameter adjusting, control described adjusting turnover panel, the collecting main pressure setting device of cold-blast machine.
Preferably, described high pressure aqua ammonia device comprises aqueous ammonia pump of high pressure and motor.
Preferably, the frequency-variable controller that also comprises the guarantor/supercharging that is connected with described motor in the described high pressure aqua ammonia device.
Preferably, also be connected with primary cooler between described effuser and the described cold-blast machine.
Regulation of Coke Oven Collecting Mains equipment in the present embodiment identifies the coke oven that needs to regulate pressure by the ammoniacal liquor transmitter, and the coke oven that needs are regulated collecting main pressure regulated pressure, avoid that simultaneously all coke ovens are carried out pressure and regulate, the coke oven that does not need to regulate pressure forms the problem of negative pressure; And the cold-blast machine can be regulated big or small needs according to pressure and increase/slow down, and needn't be operated in to satisfy the maximum rating of regulating all coke oven pressure, thereby reduce energy loss.
Description of drawings
Fig. 1 is the structure iron of preferred embodiment of the present utility model.
Embodiment
For clearly demonstrating the pressure adjustment control apparatus in the utility model, provide preferred embodiment below and be described with reference to the accompanying drawings.
Referring to Fig. 1, in this embodiment, comprise: the high pressure aqua ammonia device that sprays ammoniacal liquor respectively to each coke oven, detect the ammoniacal liquor flow detector that ammoniacal liquor flows and sends recognition signal with described coke oven banded, the adjusting turnover panel of the adjusting pressure that is connected with described coke oven, the cold-blast machine links to each other with the effuser of described coke oven derivation flue gas, described ammoniacal liquor flow detector connects the DCS control device in bulk that receives described signal and generate ordering parameter, and described DCS connects according to described ordering parameter adjusting, control described adjusting turnover panel, the collecting main pressure setting device of cold-blast machine.This equipment can be connected with a plurality of coke ovens, in this embodiment, is that example describes with two coke ovens.Has the adjusting turnover panel respectively on No. 1 coke oven, No. 2 coke ovens, the angle that can open/close by the adjusting turnover panel when coke oven operation reaches the pressure of regulating coke oven, after turnover panel is opened, gas in the coke oven can be discharged by effuser, the effuser of each coke oven links together, derive by the cold-blast machine, thus the air pressure of reduction coke oven.
The operation hole of each coke oven can produce a large amount of flue dust in the course of the work, and the high pressure aqua ammonia device is installed in each coke oven.In the middle of each coke oven, if certain coke oven just in operation, the high pressure aqua ammonia device can spray ammoniacal liquor from the operation hole of this coke oven of trend, to reduce the flue dust temperature.For example, when No. 1 coke oven operation amount is big, pressure, flue dust are bigger, and the pressure in No. 2 coke ovens is normal; At this moment, need spray ammoniacal liquor to No. 1 coke oven, aqueous ammonia pump of high pressure in the high pressure aqua ammonia device is opened under the control of hash control device (DCS), allow aqueous ammonia pump of high pressure enter high pressure (pressure 30kg) state from pressurize (pressure 13kg), at this moment effuser forms negative pressure state, begin immediately to No. 1 coke oven coal-charging, collecting main pressure produces very great fluctuation process (reaching 360Pa).Spray ammoniacal liquor by the ammoniacal liquor pipeline to No. 1 coke oven, No. 1 ammoniacal liquor transmitter is after detecting the ammoniacal liquor flow of No. 1 coke oven, issue a signal among the DCS, the DCS control device generates ordering parameter after receiving signal, the collecting main pressure setting device is opened to respective angles according to the turnover panel of No. 1 coke oven of ordering parameter control, and the control fluid-flywheel clutch, allowing cold-blast machine speedup, gas is extracted out in the effuser of No. 1 coke oven.No. 1 the interior pressure of coke oven can drop to normally, and the pressure of No. 2 coke ovens still keeps normal 80-120Pa, can not be affected.
Also have frequency-variable controller in the high pressure aqua ammonia device,, reduce energy consumption to realize the variable frequency adjustment aqueous ammonia pump of high pressure.
Under the effect of cold-blast machine, the gas in the effuser can be drawn out of, because gas is higher at extraction temperature.Therefore, also be connected with primary cooler between effuser and the cold-blast machine, gas temperature reduced the back discharge, thereby avoid other equipment is caused damage.
Regulation of Coke Oven Collecting Mains equipment in the present embodiment identifies the coke oven that needs to regulate pressure by the ammoniacal liquor transmitter, and the coke oven that needs are regulated collecting main pressure regulated pressure, avoid that simultaneously all coke ovens are carried out pressure and regulate, the coke oven that does not need to regulate pressure forms the problem of negative pressure; And the cold-blast machine can be regulated the work of big or small needs speed change according to pressure, needn't be operated in to satisfy the maximum rating of regulating all coke oven pressure, thereby reduce energy loss.
Describe the embodiment in the utility model above in detail; for the equipment of being set forth among each embodiment of the utility model; all within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (4)
1, a kind of collecting main pressure conditioning equipment of automatic identification coke oven, it is characterized in that, comprise: the high pressure aqua ammonia device that sprays ammoniacal liquor respectively to each coke oven, detect the ammoniacal liquor flow detector that ammoniacal liquor flows and sends recognition signal with described coke oven banded, the adjusting turnover panel of the adjusting pressure that is connected with described coke oven, the cold-blast machine links to each other with the effuser of described coke oven derivation flue gas, described ammoniacal liquor flow detector connects the DCS control device in bulk that receives described signal and generate ordering parameter, and described DCS connects according to described ordering parameter adjusting, control described adjusting turnover panel, the collecting main pressure setting device of cold-blast machine.
2, equipment according to claim 1 is characterized in that, described high pressure aqua ammonia device comprises aqueous ammonia pump of high pressure and motor.
3, equipment according to claim 2 is characterized in that, also comprises the frequency-variable controller of the guarantor/supercharging that is connected with described motor in the described high pressure aqua ammonia device.
4, equipment according to claim 1 is characterized in that, also is connected with primary cooler between described effuser and the described cold-blast machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007203050493U CN201136849Y (en) | 2007-12-06 | 2007-12-06 | Automatic recognition device for regulating collecting main pressure of coke ovens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007203050493U CN201136849Y (en) | 2007-12-06 | 2007-12-06 | Automatic recognition device for regulating collecting main pressure of coke ovens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201136849Y true CN201136849Y (en) | 2008-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007203050493U Expired - Lifetime CN201136849Y (en) | 2007-12-06 | 2007-12-06 | Automatic recognition device for regulating collecting main pressure of coke ovens |
Country Status (1)
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| CN (1) | CN201136849Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101580722B (en) * | 2009-06-19 | 2012-06-27 | 武汉钢铁(集团)公司 | Pressure control pneumatic unit sectional cabinet |
| CN108873843A (en) * | 2018-07-05 | 2018-11-23 | 中冶焦耐(大连)工程技术有限公司 | A kind of tamping coke furnace Anthracite coal Internet of Things whole process control technique |
| CN111363565A (en) * | 2020-04-01 | 2020-07-03 | 中冶焦耐(大连)工程技术有限公司 | Coking high-pressure ammonia water pressure control system and control method |
-
2007
- 2007-12-06 CN CNU2007203050493U patent/CN201136849Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101580722B (en) * | 2009-06-19 | 2012-06-27 | 武汉钢铁(集团)公司 | Pressure control pneumatic unit sectional cabinet |
| CN108873843A (en) * | 2018-07-05 | 2018-11-23 | 中冶焦耐(大连)工程技术有限公司 | A kind of tamping coke furnace Anthracite coal Internet of Things whole process control technique |
| CN111363565A (en) * | 2020-04-01 | 2020-07-03 | 中冶焦耐(大连)工程技术有限公司 | Coking high-pressure ammonia water pressure control system and control method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yang Huaiwang Inventor after: Ma Jian Inventor after: Du Jincheng Inventor after: Yao Runsheng Inventor after: Chen Xiaohou Inventor after: Guo Yuanlin Inventor before: Guo Yuanlin |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: GUO YUANLIN TO: YANG HUAIWANG; MA JIANAN; DU JINCHENG; YAO RUNSHENG; CHEN XIAOHOU; GUO YUANLIN |
|
| C53 | Correction of patent for invention or patent application | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANXI TONGSHIDA COAL CHEMICAL INDUSTRY GROUP CO., Free format text: FORMER NAME: LINFEN TONGSHIDA INDUSTRY CO., LTD. |
|
| CB03 | Change of inventor or designer information |
Inventor after: Yang Huaiwang Inventor after: Ma Jianan Inventor after: Du Jincheng Inventor after: Yao Runsheng Inventor after: Chen Xiaohou Inventor before: Yang Huaiwang Inventor before: Ma Jianan Inventor before: Du Jincheng Inventor before: Yao Runsheng Inventor before: Chen Xiaohou Inventor before: Guo Yuanlin |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: YANG HUAIWANG MA JIANAN DU JINCHENG YAO RUNSHENG CHEN XIAOHOU GUO YUANLIN TO: YANG HUAIWANG MA JIANAN DU JINCHENG YAO RUNSHENG CHEN XIAOHOU |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 041082 Hexi Industrial Zone, Linfen, Shanxi Patentee after: Town Star Industry Co., Ltd. Address before: 041082 Hexi Industrial Zone, Linfen, Shanxi Patentee before: Linfen Tongshida Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20081022 |
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| CX01 | Expiry of patent term |