CN201955691U - Gas producer gasification layer temperature measurement device and optimization control system thereof - Google Patents
Gas producer gasification layer temperature measurement device and optimization control system thereof Download PDFInfo
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- CN201955691U CN201955691U CN2010206889789U CN201020688978U CN201955691U CN 201955691 U CN201955691 U CN 201955691U CN 2010206889789 U CN2010206889789 U CN 2010206889789U CN 201020688978 U CN201020688978 U CN 201020688978U CN 201955691 U CN201955691 U CN 201955691U
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Abstract
The utility model relates to a gas producer gasification layer temperature measurement device and an optimization control system thereof. The temperature measurement device is upwardly inserted along the rotation axis of a grate cap from a gland of a bellows on the bottom of a gas producer, the PLC (programmable logic controller) optimization control system is connected with the temperature measurement device, the temperature measurement device comprises a thermocoupler, a protective sleeve, a protective cover and the gland, wherein the thermocoupler is arranged in the protective sleeve, and upwardly passes through a hollow stud in the grate cap along the rotation axis of the grate cap from the gland of the bellows to get into the protective cover, the hot end of the thermocoupler is arranged on the high-temperature part in the protective cover, and the cold end of the thermocoupler is connected with the PLC optimization control system through a compensation lead in a junction box. According to the utility model, the gasification layer temperature of the gas producer can be detected and monitored and the gasification layer temperature is automatically regulated and controlled in order to prevent the wide fluctuation of the gasification layer temperature and the gasification layer position, the relative balance is kept between absorbed heat and released heat in the process of gasification and the waste of steam and the loss of internal heat of the gas producer are prevented.
Description
Technical field
The utility model relates to the static bed gas making furnace gasification layer temperature of industries such as Coal Chemical Industry, nitrogenous fertilizer, glass, architectural pottery, gas and extraordinary chemical industry to be measured and control, refers in particular to a kind of Gas-making Furnace gasification layer temperature measurement mechanism and optimal control system thereof.
Background technology
Static bed gas making furnace is in gas-making process, gasification layer temperature is a very important technological parameter, it has inseparable getting in touch with the output of coal gas and quality, the consumption of feed coal and the consumption of steam and the safety and economic operation of equipment, therefore, rationally controlling gasification layer temperature is the key point that the Gas-making Furnace coal gasification is produced.On producing, also there is not directly to measure the effective means of gasification layer temperature at present, cannot accurately control the temperature of gasification layer and the position of gasification layer, can only be in the production according to the quality of gas composition, furnace roof, bottom temperature variation tendency and slag carbon residue height, the situation of slag state is operated by rule of thumb, in case ature of coal instability or careless manipulation, it is on the low side furnace temperature to occur, the slag carbon residue is higher, perhaps produce wind-tunnel, blow and turn over, hang stove, scab even burn out problems such as furnace bottom equipment, cause makings tolerance poor, steam consumption is big, former consumption of coal height, therefore, during producing, gas making is starved of the situation of change of understanding and grasping gasification layer temperature and gasification layer position, so that in time adjust relevant technological operation index, stablize the furnace temperature working of a furnace, guarantee normal production run and production intensity.
Summary of the invention
The purpose of this utility model is improved and is innovated at the defective that exists in the background technology and problem, a kind of Gas-making Furnace gasification layer temperature measurement mechanism and optimal control technology thereof are provided, so that the Gas-making Furnace gasification layer temperature is carried out online detection and timing monitoring, according to the detected gasification layer temperature of thermopair, by the PLC control system adjust automatically blow-time in the gasification, on blow the time, blow the parameters such as rotating speed of time and grate mechanism down, optimize the control of gas making process temperature, realize Gas-making Furnace production economical operation.
The technical solution of the utility model comprises from the sealing shroud of Gas-making Furnace bottom bellows; the temperature measuring equipment that upwards inserts along the rotation of fire grate cap; and the PLC optimal control system that is connected with temperature measuring equipment; described temperature measuring equipment is made up of thermopair, protective casing, protective cover and sealing shroud, wherein:
Thermopair places in the protective casing; enter in the protective cover along the hollow stud that fire grate cap rotation is upward through in the fire grate cap from the bellows sealing shroud; the hot junction of thermopair places the high temperature position in the protective cover, and its cold junction couples together with compensating wire and PLC control system by terminal box.
Advantage of the present utility model and beneficial effect:
The utility model can carry out online detection and monitoring to the static bed gas making furnace gasification layer temperature, automatically adjusting and control gasification layer temperature are in than higher temperature range, prevent gasification layer temperature and gasification layer position fluctuation, keep coal gasification course caloric receptivity and thermal discharge relative equilibrium, prevent the loss of waste of steam and furnace heat.Can improve the Gas-making Furnace production status comprehensively, improve steam decomposition rate, increase stove gas forming amount and available gas composition, reduce slag carbon residue amount, reduce steam consumption and feed coal consumption, realize the high yield and low cost economical operation.Gas-making Furnace gasification layer temperature measurement mechanism and optimal control system thereof, be convenient to operating personnel and understand grasp gasification layer temperature situation of change at any time, improve Gas-making Furnace temperature operation automatization level, optimize the control of gas making process temperature, improve the traditional process operation of static bed gas making furnace, promote static bed gas making furnace coal gasifying process technical merit.
Description of drawings
Fig. 1 is the utility model structural representation.
Embodiment
As shown in Figure 1; the utility model comprises from the sealing shroud 1 of Gas-making Furnace bottom bellows 2; the temperature measuring equipment that upwards inserts along the rotation of fire grate cap 5; and the PLC optimal control system that is connected with temperature measuring equipment; described temperature measuring equipment is made up of thermopair 3, protective casing 4, protective cover 6 and sealing shroud 1, wherein:
The upper end of protective casing 4 described in the utility model couples together with the hollow stud in screw thread and the fire grate cap 5, and insert in the sealing shroud 1 of bellows 2 lower end of protective casing 4.Described protective cover 6 is positioned at fire grate cap 5 tops, and protective cover 6 lower ends couple together with the hollow stud in screw thread and the fire grate cap 5, and the top of protective cover 6 extend into the gasification layer.Described sealing shroud 1 is positioned at bellows 2 bottoms, is provided with bearing, locating sleeve and seal element in it.
The utility model optimal control system, it is the PLC control system, with compensating wire PLC and temperature measuring equipment are coupled together, the gasification layer temperature that thermopair records, convert temperature signal to electric signal by temperature transmitter, finish the production operation of Gas-making Furnace by the PLC control system, regulate automatically blow-time, on blow the time, blow time and corresponding grate mechanism rotating speed down, optimize the control of gas making process temperature.
The utility model adopts thermopair directly to measure the method for gasification layer temperature, the gasification layer temperature that directly records according to thermopair, automatically regulate technological parameter by the PLC control system, an interior gasification layer temperature of the stove of controlling well and a gasification layer position make the Gas-making Furnace working of a furnace be in good state.
Structural principle of the present utility model:
The utility model comprises Gas-making Furnace gasification layer temperature measurement mechanism and optimal control system two parts thereof.Gas-making Furnace gasification layer temperature measurement mechanism is that the sealing shroud from the Gas-making Furnace bellows upwards inserts a thermopair along fire grate cap rotation, extend into a burner hearth gasification layer position, carries out gasification layer temperature and detects.The gasification layer temperature measurement mechanism is made up of parts such as thermopair, protective casing, protective cover and sealing shrouds.Thermopair places in the protective casing, and the hollow stud that its hot junction is passed in the fire grate cap enters in the protective cover, and cold junction then couples together by compensating wire and PLC control system with terminal box; The upper end of protective casing couples together with the hollow stud in screw thread and the fire grate cap, and then insert in the sealing shroud of bellows bottom the lower end of protective casing; Protective cover places fire grate crown portion also to couple together with the hollow stud of screw thread and fire grate cap.The optimal control system, then the gasification layer temperature that directly records according to thermopair is regulated technological parameter automatically by the PLC control system, automatically control a gasification layer temperature and a gasification layer position in the stove, prevent that gasification layer temperature from fluctuating widely, stablize the furnace temperature working of a furnace, make Gas-making Furnace produce load and be in optimum condition.
Embodiment described in the utility model only is the description that preferred implementation of the present utility model is carried out; be not that the utility model design and scope are limited; under the prerequisite that does not break away from the utility model design philosophy; engineering technical personnel make the technical solution of the utility model in this area various modification and improvement; all should fall into protection domain of the present utility model; the technology contents that the utility model is asked for protection all is documented in claims
Claims (4)
1. Gas-making Furnace gasification layer temperature measurement mechanism and optimal control system thereof is characterized in that:
Comprise from the sealing shroud (1) of Gas-making Furnace bottom bellows (2); the temperature measuring equipment that upwards inserts along the rotation of fire grate cap (5); and the PLC optimal control system that is connected with temperature measuring equipment; described temperature measuring equipment is made up of thermopair (3), protective casing (4), protective cover (6) and sealing shroud (1), wherein:
Thermopair (3) places in the protective casing (4); the hollow stud that is upward through in the fire grate cap (5) from bellows (2) sealing shroud (1) along fire grate cap (5) rotation enters in the protective cover (6); the hot junction of thermopair (3) places the high temperature position in the protective cover (6), and its cold junction couples together with compensating wire and PLC control system by terminal box.
2. Gas-making Furnace gasification layer temperature measurement mechanism according to claim 1 and optimal control system thereof; the upper end that it is characterized in that described protective casing (4) couples together with the hollow stud in screw thread and the fire grate cap (5), and insert in the sealing shroud (1) of bellows (2) lower end of protective casing (4).
3. Gas-making Furnace gasification layer temperature measurement mechanism according to claim 1 and optimal control system thereof, it is characterized in that described protective cover (6) is positioned at fire grate cap (5) top, protective cover (6) lower end couples together with the hollow stud in screw thread and the fire grate cap (5), and the top of protective cover (6) extend into the gasification layer.
4. Gas-making Furnace gasification layer temperature measurement mechanism according to claim 1 and optimal control system thereof is characterized in that described sealing shroud (1) is positioned at bellows (2) bottom, is provided with bearing, locating sleeve and seal element in it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206889789U CN201955691U (en) | 2010-12-30 | 2010-12-30 | Gas producer gasification layer temperature measurement device and optimization control system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206889789U CN201955691U (en) | 2010-12-30 | 2010-12-30 | Gas producer gasification layer temperature measurement device and optimization control system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201955691U true CN201955691U (en) | 2011-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206889789U Expired - Fee Related CN201955691U (en) | 2010-12-30 | 2010-12-30 | Gas producer gasification layer temperature measurement device and optimization control system thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110446774A (en) * | 2017-03-24 | 2019-11-12 | 洋马株式会社 | Gasification installation |
| CN110462002A (en) * | 2017-03-24 | 2019-11-15 | 洋马株式会社 | Gasification installation |
-
2010
- 2010-12-30 CN CN2010206889789U patent/CN201955691U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110446774A (en) * | 2017-03-24 | 2019-11-12 | 洋马株式会社 | Gasification installation |
| CN110462002A (en) * | 2017-03-24 | 2019-11-15 | 洋马株式会社 | Gasification installation |
| CN110446774B (en) * | 2017-03-24 | 2022-08-19 | 洋马动力科技有限公司 | Gasification device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110831 Termination date: 20111230 |