CN202486635U - Oven drying control system capable of automatically monitoring temperature and pressure of coke oven - Google Patents
Oven drying control system capable of automatically monitoring temperature and pressure of coke oven Download PDFInfo
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- CN202486635U CN202486635U CN2011204706909U CN201120470690U CN202486635U CN 202486635 U CN202486635 U CN 202486635U CN 2011204706909 U CN2011204706909 U CN 2011204706909U CN 201120470690 U CN201120470690 U CN 201120470690U CN 202486635 U CN202486635 U CN 202486635U
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Abstract
The utility model relates to the coke oven drying control technology field, and especially relates to an oven drying control system capable of automatically monitoring the temperature and the pressure of a coke oven. The oven drying control system is characterized in that the system includes a temperature data detection module, a pressure data detection module, a computer operation station, and a pressure control adjustment and execution mechanism. The inside of the computer operation station is provided with a real-time dynamic database. The computer operation station is connected with the temperature data detection module, the pressure data detection module, and the pressure control adjustment and execution mechanism respectively. The temperature data detection module is connected with thermocouples. The thermocouples are distributed on temperature monitoring points which are arranged on the oven top, the machine side, and the coke side of the coke oven as required. Compared with the prior art, the advantages of the system are that: a big number of coke oven operators can be saved, the labor intensity of the operators are reduced, and the operation time in the severe environment is shortened, so the operators can concentrate on the overall control of the oven drying process, and consequently the coke oven drying quality is improved, the operation efficiency is increased, and the safe operation are guaranteed.
Description
Technical field
The utility model relates to heatingup of coke oven battery control technology field, relates in particular to a kind of coke oven temperature and the pressure baker control system of monitoring automatically.
Background technology
Roast technic is a coke oven by construction to the important of operation transition and the complicated technology process, and the quality quality of baker directly has influence on the operation and the furnace life of coke oven, and the intensification that therefore must be strict carry out coke oven by the baker plan of formulating is managed.
Need carry out temperature monitoring to coke oven in the baker process, in coke oven, be provided with a large amount of monitoring points, thermopair detects the temperature signal of each monitoring point and record; Every measure once at a distance from some cycles, these points are arranged on the management quirk, keep straight on, hold top, double-edged fine-toothed comb brick etc. locates, and operating personnel are according to the trend of furnace temperature variation; Draw the heating curve of management quirk; In time regulate gaseous-pressure, avoid the generation of the higher or phenomenon on the low side of furnace temperature, guarantee that the intensification strictness carries out according to plan.
Conventional baker operation has following characteristics:
1) measurement point is many, serves as the main target that detects with temperature, pressure, furnace expansion.
2) measurement point disperses, and is distributed in full coke oven.
3) data processing amount is big, and statistics, analysis project is many, writes down numerous and diverse time-consuming.
4) manually-operated is all adopted in the adjustment of the control of furnace temperature, gas pressure, flue suction force.
Therefore a large amount of manpowers of the baker action need of a coke oven are participated in; Untimely and a large amount of manual operations because of artificial subjective factor influence and detection; Make no longer effective property of a large amount of detection data and accuracy; Such data have little significance to the operation of coke oven, directly cause the decline of stove quality.
In order to overcome manually-operated deficiency; There are some computing machine furnace system to put into operation at present; But generally all only rest on the level that temperature is detected automatically, the pressure in the baker is not realized detecting automatically and control, and still continue to use backward, a large amount of manual setting modes; Can not be in time online to each peephole pressure, pusher side, coke side gas pressure, flue suction force detects and real-time adjustment.Existing computing machine furnace system is utilized and statistical study the data of being gathered fully, all is being weak aspect the visualize of data and the operability.
The utility model content
The purpose of the utility model provides the baker control system of a kind of coke oven temperature and the automatic monitoring of pressure; Overcome the deficiency of prior art; In conjunction with the characteristics of heatingup of coke oven battery and the advantage of computer system; Gather the temperature and pressure data in the baker process comprehensively, improve the utilization factor and the real-time of data, realize the automatic control of baker process; Configuration gas pressure and the automatic control set for adjusting of flue suction force make this traditional technology mode of baker realize robotization.
For solving the problems of the technologies described above, the technical scheme of the utility model is:
Coke oven temperature and pressure is the baker control system of monitoring automatically; Comprise temperature data detection module, pressure data detection module, computer operator station and pressure control adjusting topworks; Be provided with the real-time dynamic data storehouse in the computer operator station; Computer operator station is regulated topworks with temperature data detection module, pressure data detection module, pressure control respectively and is connected; Computer operator station is carried out baker online direction control strategy, can carry out gas pressure and flue suction force control adjustment and off-line automatically and provide the adjustment scheme that instructs;
Said temperature data detection module links to each other with thermopair, and thermopair is distributed in whole top of coke oven on demand, on each temperature monitoring point of pusher side and coke side;
Said pressure data detection module and pressure detecting instrument epiphase connect, and the pressure detection instrument is distributed in each peephole, pusher side branch gas tube, coke side branch gas tube, gas main and coke side flue, pusher side flue and the main chimney flue of coke oven on demand;
Said pressure control is regulated topworks and is comprised automatic regulating valve and flue shutter aperture governor motion, and said automatic regulating valve is separately positioned in pusher side branch gas tube, coke side branch gas tube and the gas main, and said flue shutter is arranged in the main chimney flue.
Compared with prior art, the beneficial effect of the utility model is:
In conjunction with the characteristics of heatingup of coke oven battery and the advantage of computer system, gather the temperature and pressure data in the baker process comprehensively, improve the utilization factor and the real-time of data, realize the automatic control of baker process; Configuration gas pressure and the automatic control set for adjusting of flue suction force make this traditional technology mode of baker realize robotization.
Description of drawings
Fig. 1 is the utility model Hardware configuration synoptic diagram;
Fig. 2 is the utility model heatingup of coke oven battery control program program circuit synoptic diagram;
Fig. 3 is the heatingup of coke oven battery embodiment three-dimensional effect diagram of the utility model.
Embodiment
Be described further below in conjunction with the embodiment of accompanying drawing the utility model:
See Fig. 1; It is the utility model coke oven temperature and the pressure baker hardware control system configuration schematic diagram of monitoring automatically; Comprise temperature data detection module, pressure data detection module, computer operator station and pressure control adjusting topworks; Be provided with the real-time dynamic data storehouse in the computer operator station; Computer operator station is regulated topworks with temperature data detection module, pressure data detection module, pressure control respectively and is connected, and computer operator station is carried out baker online direction control strategy, can carry out gas pressure and flue suction force control adjustment and off-line automatically and provide the adjustment scheme that instructs; The temperature data detection module links to each other with thermopair, and thermopair is distributed in whole top of coke oven on demand, the holding on each temperature monitoring point such as top, double-edged fine-toothed comb brick of pusher side and coke side; Pressure data detection module and pressure detecting instrument epiphase connect, and the pressure detection instrument is distributed in each peephole, pusher side branch gas tube, coke side branch gas tube, gas main and coke side flue, pusher side flue and the main chimney flue of coke oven on demand; Pressure control is regulated topworks and is comprised automatic regulating valve and flue shutter aperture governor motion, and automatic regulating valve is separately positioned in pusher side branch gas tube, coke side branch gas tube and the gas main, and flue shutter is arranged in the main chimney flue.
See Fig. 2; Be the heatingup of coke oven battery control program schematic flow sheet that the utility model computer operator station is implanted into, the heatingup of coke oven battery control program comprises the statistical computation analytical procedure of data acquisition step and data, and data acquisition step comprises two parallel substeps of temperature acquisition and pressure acquisition; To being distributed in coke oven thermopair and pressure detection instrument everywhere; Sequential sampling, in 1 minute sampling period, sampling order carries out by the detection module sequence number successively; The statistical computation analytical procedure of data is respectively to pusher side fire path temperature, coke side fire path temperature, craspedodrome fire path temperature, grate brick temperature and peephole pressure; Computer-side, coke side be the population mean of temperature and pressure separately, the middle statistical computation data of furnace stay swell increment, expansivity, steel column curvature, the amount of unclasping and final statistics; The data that dynamic data base receives comprise real time temperature and pressure data, the data of manual entry, middle statistical computation data and the final statistics of collection;
Computer operator station comprises also that the dynamic monitoring fire path temperature is reported to the police and operating curve calculation display step, coke oven height to temperature proportion grading and dynamic baker heating curve calculation display step, heatingup of coke oven battery dynamic comprehensive record and the output step display of analytical statement, the adjustment and the step display of heatingup of coke oven battery off-line guidance program.
Data acquisition step also comprises the disconnected even substep of automatic detection and rejects respective point data substep; The data that make automatic detection before precession attitude database all pointwise obtain inspection; Improve the validity of data; Guarantee the rationally reliable of data, and in time change problematic thermopair through this self diagnosis warning.
The Zijin bridge industrial control configuration software that the utility model is selected for use can provide abundant picture function and script to make function, can work out out dynamic monitoring image in view of the above, and these pictures are three major types; The one, dynamic data real time monitoring and warning, inquiry picture, the 2nd, data typing, analysis picture, the 3rd, the policer operation picture, as:
1) coke oven management dynamic monitoring fire path temperature, warning and operating curve picture;
2) the coke oven height is to temperature proportion grading and dynamic baker heating curve picture;
3) coke oven cross wall real time temperature monitoring, warning and inquiry picture;
4) coke oven craspedodrome real time temperature monitoring, warning and inquiry picture;
5) coke oven regenerator top real time temperature monitoring, warning and inquiry picture;
6) coke oven double-edged fine-toothed comb brick real time temperature monitoring, warning and inquiry picture;
7) coke oven resistance wall real time temperature monitoring, warning and inquiry picture;
8) coke oven branch, main chimney flue real time temperature monitoring, warning and inquiry picture;
9) coke oven furnace roof peephole real-time pressure monitoring, warning and inquiry picture;
10) heatingup of coke oven battery gas piping real-time pressure monitoring, warning and inquiry picture;
11) heatingup of coke oven battery flue suction force real-time pressure monitoring, warning and inquiry picture;
12) heatingup of coke oven battery gas pressure policer operation picture;
13) heatingup of coke oven battery dynamic comprehensive record, analytical statement and picture;
14) coking furnace shaft expansion data typing, record form and picture;
15) coking furnace shaft steel column measurement data typing, record form and picture;
16) coke oven bottom flue temperature data typing, record form and picture;
17) heatingup of coke oven battery plan intensification temperature is set and the correction chart picture;
18) the heatingup of coke oven battery off-line instructs adjustment scheme picture.
See Fig. 3; It is the heatingup of coke oven battery embodiment three-dimensional effect diagram of the utility model; Various real time datas of on computer operator station, show gathering respectively and dynamic statistics table and historical trend curve, baker heating curve; The auxiliary data that typing is gathered, operation screen etc. dispose a printer timing automatic in addition and print various statistical report forms.
Ten of temperature data detection modules can be gathered 32 tunnel thermopair for every, and 286 thermopairs are distributed in whole coke oven furnace roof, pusher side and coke side; Pressure to each peephole pressure, pusher side branch gas tube, coke side branch gas tube, gas main and the flue of coke oven detects simultaneously; The pressure detection instrument is totally 134 points; Need five pressure data detection modules altogether, the real time data of all detections is sent to computer operator station through bus network.
A native system part is to gas main 1, and the pressure of pusher side branch gas tube 2 and coke side branch gas tube 3 is controlled automatically, and purpose is between drying-out period; Coke oven 4 can not be worked usually normally; The coal gas amount that provides is unstable, and gas pressure changes greatly, has a strong impact on the quality of baker; Also strengthen artificial labour intensity; This moment, the in good time automatic adjustment pusher side branch gas tube and the pressure of coke side branch gas tube reached the desired temperature of plan drying out curve through stablizing gas main pressure, and the topworks of control is a flame proof electric control valve 9; The control of another part is the adjusting to flue suction force, i.e. the suction of pusher side flue 6, coke side flue 7 and main chimney flue 5, and they are realized through the aperture that is arranged on the flue shutter 8 in the flue.
Native system is according to big amount temperature, the pressure data gathered; Obtain various statisticss respectively through various statistic algorithms; And then obtain a series of statistic analysis result such as positive and negative deviation that pressure regime table, plan heating curve and the current baker heating curve of temperature height in proportion grading result, baker heating curve, roast technic in the heatingup of coke oven battery process contrasts, offer operating personnel and make the oven drying temperature adjustment direction under the current working.
For example; Occur the coke oven head temperature in the baker greater than temperature of lower, make height lower, and flue suction force is less to scale-up factor; Mechanical coke both sides suction deviation is also big simultaneously; When furnace roof peephole pressure hangs down, explain that furnace gas is smooth, thermal load is not enough, should strengthen thermal load supply in the stove; That side flue shutter aperture of regulating simultaneously at the bottom of pusher side and the coke side increases, and promotes the suction of this side.Through the baker adjustment online direction control strategy of system program, pressure system just can be adjusted automatically and off-line provides the adjustment scheme that instructs in a word.
Claims (1)
1. the automatic baker control system of monitoring of coke oven temperature and pressure; It is characterized in that; Comprise temperature data detection module, pressure data detection module, computer operator station and pressure control adjusting topworks, computer operator station is regulated topworks with temperature data detection module, pressure data detection module, pressure control respectively and is connected;
Said temperature data detection module links to each other with thermopair, and thermopair is distributed in whole top of coke oven on demand, on each temperature monitoring point of pusher side and coke side;
Said pressure data detection module and pressure detecting instrument epiphase connect, and the pressure detection instrument is distributed in each peephole, pusher side branch gas tube, coke side branch gas tube, gas main and coke side flue, pusher side flue and the main chimney flue of coke oven on demand;
Said pressure control is regulated topworks and is comprised automatic regulating valve and flue shutter aperture governor motion, and said automatic regulating valve is separately positioned in pusher side branch gas tube, coke side branch gas tube and the gas main, and said flue shutter is arranged in the main chimney flue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204706909U CN202486635U (en) | 2011-11-23 | 2011-11-23 | Oven drying control system capable of automatically monitoring temperature and pressure of coke oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204706909U CN202486635U (en) | 2011-11-23 | 2011-11-23 | Oven drying control system capable of automatically monitoring temperature and pressure of coke oven |
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| Publication Number | Publication Date |
|---|---|
| CN202486635U true CN202486635U (en) | 2012-10-10 |
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| CN2011204706909U Expired - Lifetime CN202486635U (en) | 2011-11-23 | 2011-11-23 | Oven drying control system capable of automatically monitoring temperature and pressure of coke oven |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017158A (en) * | 2012-12-28 | 2013-04-03 | 青岛安装建设股份有限公司 | Automatic control system of smoke oven |
| CN110244803A (en) * | 2019-05-22 | 2019-09-17 | 中冶焦耐自动化有限公司 | A kind of coke oven positive pressure furnace system and temprature control method |
| CN111351591A (en) * | 2020-03-31 | 2020-06-30 | 中冶焦耐(大连)工程技术有限公司 | Automatic acquisition method for central temperature of coke cake of coke oven |
| CN114806606A (en) * | 2022-06-06 | 2022-07-29 | 华泰永创(北京)科技股份有限公司 | Oven system and operation method thereof |
-
2011
- 2011-11-23 CN CN2011204706909U patent/CN202486635U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017158A (en) * | 2012-12-28 | 2013-04-03 | 青岛安装建设股份有限公司 | Automatic control system of smoke oven |
| CN103017158B (en) * | 2012-12-28 | 2016-01-06 | 青岛安装建设股份有限公司 | Automatic control system of smoke oven |
| CN110244803A (en) * | 2019-05-22 | 2019-09-17 | 中冶焦耐自动化有限公司 | A kind of coke oven positive pressure furnace system and temprature control method |
| CN111351591A (en) * | 2020-03-31 | 2020-06-30 | 中冶焦耐(大连)工程技术有限公司 | Automatic acquisition method for central temperature of coke cake of coke oven |
| CN114806606A (en) * | 2022-06-06 | 2022-07-29 | 华泰永创(北京)科技股份有限公司 | Oven system and operation method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121010 |
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| CX01 | Expiry of patent term |