CN103823490A - Intelligent temperature control instrument system - Google Patents
Intelligent temperature control instrument system Download PDFInfo
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- CN103823490A CN103823490A CN201210465503.7A CN201210465503A CN103823490A CN 103823490 A CN103823490 A CN 103823490A CN 201210465503 A CN201210465503 A CN 201210465503A CN 103823490 A CN103823490 A CN 103823490A
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Abstract
The invention relates to the technical field of intelligent instruments, and especially relates to an intelligent temperature control instrument system. The system is composed of a main control module, an A/D conversion module, a control output circuit module, a temperature sensor, a constant-temperature box and a PC, wherein the main control module is used for transmitting information to the control output circuit module and receiving and processing data sent by a two-way buffer, the control output circuit module is used for controlling the output power of a heating wire in the constant-temperature box, and the A/D conversion module is used for receiving a low-level signal from the temperature sensor, outputting serial data and passing the data back to the main control module through the two-way buffer. A display module is connected to the main control module through the two-way buffer and displays the temperature value of the constant-temperature box in real time. According to the intelligent temperature control instrument system, a fuzzy PID temperature control instrument with a good human-computer interaction interface is developed through hardware circuit-design and rendering and software programming and debugging, and real-time temperature control can be carried out accurately and stably.
Description
Technical field
The present invention relates to intelligent instrument technical field, particularly relate to a kind of intelligent temperature control instrument system.
Background technology
Temperature is a physical quantity very crucial in industry, in agricultural, is also a very general and conventional measurement parameter in the R and D of modern scientific research and various new and high technologies.For example, in steel manufacture process, keep certain temperature guarantee product quality and the safety of equipment according to the regulation of process conditions.Electrical equipment is carried out to the monitoring of temperature.The such as outlet casing tube of high-voltage switch gear, transformer etc., the thermal defect that judgement may exist, and then can find in time, process, prevent the generation of major accident.Therefore studying temperature controller has great importance.
Enter after 21 century, intelligent temperature controller just develops rapidly towards high-tech directions such as high precision, multi-functional, bus standard, high reliability and security, development of virtual temperature controller and network temperature controller, development monolithic measuring and controlling temp systems.
Temperature controller of the prior art, cannot realize the control of human-computer interaction interface, and control performance is unstable.
Summary of the invention
The shortcoming of prior art in view of the above, the object of the present invention is to provide a kind of intelligent temperature control instrument system, there is no the problem of good human-computer interaction interface for solving temperature controller of the prior art.
For achieving the above object, the invention provides a kind of intelligent temperature control instrument system, comprise main control module, A/D modular converter, control output circuit module, temperature sensor, constant temperature oven, PC, wherein: described main control module carries the information to described control output circuit module, and receive and process the data sent of bidirectional buffer; Described control output circuit module is made up of photoelectric isolating device and thyristor, for controlling the output power of heater strip in constant temperature oven, thereby controls temperature; Described A/D modular converter receives low level signal and exports serial digital from temperature sensor, and through bidirectional buffer, data transmission is returned to main control module; Described display apparatus module is connected to described main control module through described bidirectional buffer, and shows in real time the temperature value of described constant temperature oven; Described main control module is provided with RS232 interface, is connected a PC and is carried out data communication by described RS232 interface, the real-time status data of constant temperature oven is remained in described PC, so that personnel's subsequent query.
Preferably, described main control module is also circumscribed with input keyboard.
Preferably, described main control module is included as 32 ARM9 flush bonding processor T91RM9200 of industry.
Preferably, described main control module is also circumscribed with input keyboard.
Preferably, described main control module is circumscribed with the ROM module Flash of one-way data exchange, and the ram module SDRAM of bidirectional data exchange.
As mentioned above, a kind of intelligent temperature control instrument system of the present invention, there is following beneficial effect, programming, the debugging of circuit design, drafting and software by hardware, developed the fuzzy temperature controller with good human-computer interaction interface, and the realization to temperature that can be accurate and stable is controlled in real time.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the intelligent temperature control instrument system that provides in the embodiment of the present invention.
Description of reference numerals
100 intelligent temperature control instrument systems
101 main control modules
102 output circuit modules
103 thermostats
104 temperature sensors
105 A/D converters
106 bidirectional buffers
107 displays
108 SDRAM
109 FLASH
110 input keyboards
111 RS232 signal processing modules
112 PCs
Embodiment
Below, by specific instantiation explanation embodiments of the present invention, those skilled in the art can understand other advantages of the present invention and effect easily by the disclosed content of this instructions.The present invention can also be implemented or be applied by other different embodiment, and the every details in this instructions also can be based on different viewpoints and application, carries out various modifications or change not deviating under spirit of the present invention.
Be described in more detail of the present invention below in conjunction with schematic diagram, wherein represented the preferred embodiments of the present invention, should be appreciated that those skilled in the art can revise the present invention described here, and still realize advantageous effects of the present invention.
Please refer to shown in Fig. 1, its structured flowchart that is a kind of intelligent temperature control instrument system 100 of providing in the embodiment of the present invention, plant intelligent temperature control instrument system 100, comprise master control mould 101, A/D modular converter 105, control output circuit module 102, temperature sensor 104, constant temperature oven 103, PC 112, wherein:
What in described main control module 101, CPU adopted is 32 ARM9 flush bonding processors of industry for Embedded Application that atmel corp releases, described main control module 101 carries the information to described control output circuit module 102, and receives and process the data that bidirectional buffer 106 sends;
Described control output circuit module 102 is made up of photoelectric isolating device and thyristor, for controlling the output power of constant temperature oven 103 interior heater strips, thereby controls temperature;
Described A/D modular converter 105 receives low level signal and exports serial digital from temperature sensor 104, and through bidirectional buffer 106, data transmission is returned to main control module, described temperature sensor 104 adopts Pt100 type platinum resistance thermometer sensor,, temperature measurement accuracy is high, good stability, is the very wide a kind of resistor-type temperature sensor of application in-200 ~+650 temperature ranges;
Described display 107 is connected to described main control module 101 through described bidirectional buffer 106, and show in real time the temperature value of described constant temperature oven 103, because the processor partial circuit of native system is 3.3V Power supply, and display 107 and AD7714 analog to digital converter 105 are by 5V power drives, belong to mixed voltage system, between the mutual interface of logical device of different electrical power voltage, the matching problem of subsistence logic signal level, so adopt the bidirectional buffer IDT74FCT164245T of 3.3 ~ 5V;
Described main control module 101 is provided with RS232 interface 111, is connected a PC 112 and is carried out data communication by described RS232 interface 111, the real-time status data of constant temperature oven 103 is remained in described PC, so that personnel's subsequent query.
Described main control module 101 is also circumscribed with input keyboard 110, for inputting associated temperature variable parameter.
Described main control module 101 is circumscribed with the ROM module FLASH109 of one-way data exchange, and the ram module SDRAM108 of bidirectional data exchange.
In sum, a kind of intelligent temperature control instrument system of the present invention, programming, the debugging of circuit design, drafting and software by hardware, developed the fuzzy temperature controller with good human-computer interaction interface, and can be accurate and stable temperature is realized in real time and being controlled.So the present invention has effectively overcome various shortcoming of the prior art and tool high industrial utilization.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any person skilled in the art scholar all can, under spirit of the present invention and category, modify or change above-described embodiment.Therefore, such as in affiliated technical field, have and conventionally know that the knowledgeable, not departing from all equivalence modifications that complete under disclosed spirit and technological thought or changing, must be contained by claim of the present invention.
Claims (4)
1. an intelligent temperature control instrument system, is characterized in that, comprise main control module, A/D modular converter, control output circuit module, temperature sensor, constant temperature oven and display, wherein:
Described main control module carries the information to described control output circuit module, and receives and process the data that bidirectional buffer sends;
Described control output circuit module is made up of photoelectric isolating device and thyristor, for controlling the output power of heater strip in constant temperature oven, thereby controls temperature;
Described A/D modular converter receives low level signal and exports serial digital from temperature sensor, and through bidirectional buffer, data transmission is returned to main control module;
Described display is connected to described main control module through described bidirectional buffer, and shows in real time the temperature value of described constant temperature oven;
Described main control module is provided with RS232 interface, is connected a PC and is carried out data communication by described RS232 interface, the real-time status data of constant temperature oven is remained in described PC, so that personnel's subsequent query.
2. intelligent temperature control instrument system according to claim 1, is characterized in that, described main control module is included as 32 ARM9 flush bonding processor T91RM9200 of industry.
3. intelligent temperature control instrument system according to claim 1 and 2, is characterized in that, described main control module is also circumscribed with input keyboard.
4. intelligent temperature control instrument system according to claim 3, is characterized in that, described main control module is circumscribed with the ROM module Flash of one-way data exchange, and the ram module SDRAM of bidirectional data exchange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210465503.7A CN103823490A (en) | 2012-11-16 | 2012-11-16 | Intelligent temperature control instrument system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210465503.7A CN103823490A (en) | 2012-11-16 | 2012-11-16 | Intelligent temperature control instrument system |
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| Publication Number | Publication Date |
|---|---|
| CN103823490A true CN103823490A (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210465503.7A Pending CN103823490A (en) | 2012-11-16 | 2012-11-16 | Intelligent temperature control instrument system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105302191A (en) * | 2015-11-30 | 2016-02-03 | 成都聚汇才科技有限公司 | Dryer temperature control system based on triode voltage stabilizing circuit |
| CN110987239A (en) * | 2019-12-12 | 2020-04-10 | 浙江涵普电力科技有限公司 | Temperature measurement detection device for terminal base of electric energy meter |
-
2012
- 2012-11-16 CN CN201210465503.7A patent/CN103823490A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105302191A (en) * | 2015-11-30 | 2016-02-03 | 成都聚汇才科技有限公司 | Dryer temperature control system based on triode voltage stabilizing circuit |
| CN110987239A (en) * | 2019-12-12 | 2020-04-10 | 浙江涵普电力科技有限公司 | Temperature measurement detection device for terminal base of electric energy meter |
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Application publication date: 20140528 |