CN201540498U - Intelligent fuzzy temperature controlling system of vertical electric heating furnace under environment of industrial network - Google Patents
Intelligent fuzzy temperature controlling system of vertical electric heating furnace under environment of industrial network Download PDFInfo
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- CN201540498U CN201540498U CN200920179975XU CN200920179975U CN201540498U CN 201540498 U CN201540498 U CN 201540498U CN 200920179975X U CN200920179975X U CN 200920179975XU CN 200920179975 U CN200920179975 U CN 200920179975U CN 201540498 U CN201540498 U CN 201540498U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The utility model discloses an intelligent fuzzy temperature controlling system of a vertical electric heating furnace under the environment of an industrial network, comprising a heating unit, a detection unit, a power unit, a PLC (Programmable Logic Controller) control unit and a supervisory computer monitoring unit. The PLC control unit is respectively connected with the power unit, the detection unit and the supervisory computer monitoring unit; and the PLC control unit controls the work of a heating element through the power unit after the PLC control unit receives a signal of the detection unit, and the supervisory computer monitoring unit is connected with the PLC control unit through an Ethernet. In the control mode, a fast-heating electric heating process without pollution is perfectly combined with an advanced computer software and hardware technology, the intelligent control of the heating element is realized according to the PLC control unit, and the control quality and efficiency are greatly improved by using a fuzzy control theory. The whole structure has the advantages of reliable operation without noise or pollution, high efficiency, energy conservation, environmental protection, consumption reduction, and the like, and the precise temperature control and the automatic regulation can be realized.
Description
Technical field
The utility model relates to a kind of temperature control system, belongs to automation control area, particularly a kind of intelligent fuzzy temperature control system of vertical electrically heated oven that is used under the industrial network environment.
Background technology
Along with progress of science and technology and development, more and more higher to hot-working Products Quality and performance requirement, the electric-heating control system that its hot procedure adopts is also in continual renovation and perfect.Traditional electric-heating control system adopts relay control mode, and automaticity is low, electrical network is impacted big, energy consumption and plant maintenance expense height, restricting the popularization and the widespread adoption of electric heating system always.But because advantages such as Electric heating has efficiently, energy-saving and environmental protection meet the national industry requirement, less to surrounding environment influence, also be subjected to the favor and the attention of vast enterprise deeply.Particularly be widely used, be on the vertical electrically heated oven of major control object with the electric furnace, the same with some other industrial object, it has characteristics such as large time delay, non-linear, strong coupling, the thermal inertia of controll plant is big in addition, quick heating, cooling is slow, for the controlling object of this class complexity, only is difficult to finish good temperature control task with conventional pid algorithm.Match with it and lacked advanced temperature control system, the measurement of vertical electrically heated oven samming process in the electrical heating process just becomes a big difficult point that has heating technique now with control, its consequence has also directly influenced the crudy and the working (machining) efficiency of product, has hindered the development of hot-working goods.How to improve and improve the automatic controlling level of vertical electrically heated oven hot procedure, improve control system, make it to meet the needs of modern production, just become problem to be solved in the utility model.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, it under a kind of contactless control is the vertical electrically heated oven intelligent temperature control system of core concept with the fuzzy control that the utility model aims to provide.
The utility model is achieved through the following technical solutions:
The intelligent fuzzy temperature control system of vertical electrically heated oven under the industrial network environment, comprise heating unit, detecting unit and power cell, heating unit comprises porcelain bushing shell and is positioned at the heating element in the porcelain bushing shell outside, detecting unit is a thermopair, thermopair is connected and is heated on the element, power cell is communicated with heating element, power cell is responsible for the Current Control of heating element, also comprise PLC control module and ipc monitor unit, the PLC control module respectively with power cell, thermopair is connected with the ipc monitor unit, the PLC control module is controlled heating element work by power cell after receiving thermocouple signal, and the ipc monitor unit is connected with the PLC control module by Ethernet.
Described PLC control module comprises power module and the central processing unit that is electrically connected with power module, analog quantity load module and analog output module, analog quantity load module and analog output module are connected on the central processing unit, external heat galvanic couple and power cell respectively with the corresponding connection of analog quantity load module and analog output module.Central processing unit utilizes FUZZY ALGORITHMS FOR CONTROL to carry out information processing, and the analog quantity load module is used for fuzzy quantization and the obfuscation link that input signal is handled, and analog output module is used to export the fuzzy judgment link of defuzzification.
Described ipc monitor unit is one or more computing machine, and computing machine is communicated with the PLC control module by Ethernet.
The intelligent fuzzy temperature control system of vertical electrically heated oven under the industrial network environment described in the utility model, change traditional type of heating and control mode, electrical heating process pollution-free, that heating is fast and advanced person's computing machine is soft, hardware technology perfect adaptation is got up, according to the Based Intelligent Control of PLC control module realization heating element, improved the control of quality and the control efficiency of heating process greatly.Total is simple and convenient, and is reliable, and system operation noiselessness, pollution-free can be realized accurate temperature controlling, regulate automatically, has advantages such as energy-efficient, environmental protection consumption reduction.
Description of drawings
Fig. 1 is a structural representation block diagram of the present utility model.
Embodiment
Be further described below in conjunction with 1 pair of the utility model of accompanying drawing:
The intelligent fuzzy temperature control system of vertical electrically heated oven under the industrial network environment described in the utility model comprises heating unit, detecting unit, power cell 4, PLC control module 5 and ipc monitor unit 6.
Wherein, heating unit comprises porcelain bushing shell 2 and is positioned at the two cover heating elements 1 in porcelain bushing shell 2 outsides, and heating element 1 is selected the resistance wire of 750W for use, and resistance wire is wrapped in porcelain bushing shell 2 outsides respectively, the resistance wire heating easily and fast, pollution-free.Detecting unit is two thermopairs 3, and thermopair 3 is connected and is heated on the element 12, and thermopair 3 can constantly be surveyed the temperature variation that is heated element 12 two ends, guarantees accuracy and promptness that temperature is grasped.Power cell 4 is communicated with respectively with resistance wire, and power cell 4 is responsible for resistance wire is carried out electric current adjustment and control, to satisfy the actual needs of different materials and heating process.
PLC control module 5 is connected with power cell 4, thermopair 3 and ipc monitor unit 6 respectively, and PLC control module 5 comprises power module 8 and the central processing unit 9 that is electrically connected respectively with power module 8, analog quantity load module 10 and analog output module 11.Analog quantity load module 10 and analog output module 11 are connected on the central processing unit 9, and are subjected to the control of central processing unit 9, and two outside thermopairs 3 are communicated with analog quantity load module 10 respectively, and power cell 4 is communicated with analog output module 11.Analog quantity load module 10 belongs to fuzzy quantization and the obfuscation link that input signal is handled, it is used for the temperature signal collection and the processing of vertical electric furnace, 9 of central processing units utilize FUZZY ALGORITHMS FOR CONTROL to carry out concrete data computation, utilize fuzzy control rule, through fuzzy reasoning Decision Control amount, control law herein is people's operating experience to be summed up to conclude form, fuzzy control quantity is converted to accurate controlled quentity controlled variable through defuzzification, finish accurate control signal output behind the ambiguity solution by analog output module 11, thereby finally reach the purpose of power controlling unit 4 progresses of work.
Ipc monitor unit 6 is two computing machines 7, computing machine 7 is communicated with PLC control module 5 by Industrial Ethernet, can understand and grasp each link of heating process at any time intuitively and judge by computing machine 7, finish the intellectuality control of heating process by PLC control module 5.
In the heating process, be heated element 12 unsettled being placed in the porcelain bushing shell 2, operation PLC control module 5 adds heat control by 4 pairs of resistance wires of power cell, and the heat that resistance wire produces is radiated inner being heated on the element 12 by porcelain bushing shell 2, is heated element 12 temperature and raises.Thermopair 3 detects at any time, collection is heated the surface temperature data of element 12 and is sent on the analog quantity load module 10 of PLC control module 5, analog quantity load module 10 is sent the data of gathering into central processing unit 9, carry out Fuzzy processing through central processing unit 9, fuzzy algorithm is calculated the back and is formed fuzzy control quantity, after handling, ambiguity solution forms accurate controlled quentity controlled variable, carry out electric current adjustment control through the accurate controlled quentity controlled variable power controlling module 4 of analog output module 11 outputs again, thereby finish the intelligent control procedure of resistance wire heating-up temperature automatically, circulation is carried out according to this, constantly adjust and the heating-up temperature of controlling resistance silk, guaranteed the controllability of heating-up temperature, accuracy and timely and effective property.
Claims (3)
1. the intelligent fuzzy temperature control system of the vertical electrically heated oven under the industrial network environment comprises heating unit, detecting unit and power cell, and described heating unit comprises porcelain bushing shell and is positioned at the heating element in the porcelain bushing shell outside; Described detecting unit is a thermopair, and thermopair is connected and is heated on the element; Described power cell is communicated with heating element, power cell is responsible for the Current Control of heating element, it is characterized in that, also comprise PLC control module and ipc monitor unit, described PLC control module is connected with power cell, thermopair and ipc monitor unit respectively, and the PLC control module is controlled heating element work by power cell after receiving thermocouple signal; Described ipc monitor unit is connected with the PLC control module by Ethernet.
2. the intelligent fuzzy temperature control system of the vertical electrically heated oven under the industrial network environment according to claim 1, it is characterized in that, described PLC control module comprises power module and the central processing unit that is electrically connected with power module, analog quantity load module and analog output module, analog quantity load module and analog output module are connected on the central processing unit, external heat galvanic couple and power cell respectively with the corresponding connection of analog quantity load module and analog output module;
Described central processing unit utilizes FUZZY ALGORITHMS FOR CONTROL to carry out information processing;
Described analog quantity load module is used for fuzzy quantization and the obfuscation link that input signal is handled;
Described analog output module is used to export the fuzzy judgment link of defuzzification.
3. the intelligent fuzzy temperature control system of the vertical electrically heated oven under the industrial network environment according to claim 1 is characterized in that described ipc monitor unit is one or more computing machine, and computing machine is communicated with the PLC control module by Ethernet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920179975XU CN201540498U (en) | 2009-12-09 | 2009-12-09 | Intelligent fuzzy temperature controlling system of vertical electric heating furnace under environment of industrial network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920179975XU CN201540498U (en) | 2009-12-09 | 2009-12-09 | Intelligent fuzzy temperature controlling system of vertical electric heating furnace under environment of industrial network |
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| Publication Number | Publication Date |
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| CN201540498U true CN201540498U (en) | 2010-08-04 |
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| CN200920179975XU Expired - Fee Related CN201540498U (en) | 2009-12-09 | 2009-12-09 | Intelligent fuzzy temperature controlling system of vertical electric heating furnace under environment of industrial network |
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| CN (1) | CN201540498U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692937A (en) * | 2012-06-07 | 2012-09-26 | 辽宁省电力有限公司本溪供电公司 | Uniform control system for temperature of equipment |
| CN104407642A (en) * | 2014-12-01 | 2015-03-11 | 杭州电子科技大学 | Temperature control method for continuous casting billet induction heating process, based on iterative learning control |
| CN104699136A (en) * | 2015-02-13 | 2015-06-10 | 北京京诚之星科技开发有限公司 | Temperature control system of power curing oven |
| CN107065973A (en) * | 2017-04-24 | 2017-08-18 | 江苏密斯欧智能科技有限公司 | A kind of boric acid pipeline electric heating control cabinet redundancy intelligent control method |
-
2009
- 2009-12-09 CN CN200920179975XU patent/CN201540498U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102692937A (en) * | 2012-06-07 | 2012-09-26 | 辽宁省电力有限公司本溪供电公司 | Uniform control system for temperature of equipment |
| CN104407642A (en) * | 2014-12-01 | 2015-03-11 | 杭州电子科技大学 | Temperature control method for continuous casting billet induction heating process, based on iterative learning control |
| CN104699136A (en) * | 2015-02-13 | 2015-06-10 | 北京京诚之星科技开发有限公司 | Temperature control system of power curing oven |
| CN107065973A (en) * | 2017-04-24 | 2017-08-18 | 江苏密斯欧智能科技有限公司 | A kind of boric acid pipeline electric heating control cabinet redundancy intelligent 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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100804 Termination date: 20111209 |