CN105953488A - Control device for high speed motor refrigerating machine of air compression refrigeration system - Google Patents
Control device for high speed motor refrigerating machine of air compression refrigeration system Download PDFInfo
- Publication number
- CN105953488A CN105953488A CN201610188441.8A CN201610188441A CN105953488A CN 105953488 A CN105953488 A CN 105953488A CN 201610188441 A CN201610188441 A CN 201610188441A CN 105953488 A CN105953488 A CN 105953488A
- Authority
- CN
- China
- Prior art keywords
- expreess locomotive
- electric expreess
- speed electric
- controller
- refrigeration machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/025—Motor control arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
- F25B2700/2115—Temperatures of a compressor or the drive means therefor
- F25B2700/21156—Temperatures of a compressor or the drive means therefor of the motor
- F25B2700/21157—Temperatures of a compressor or the drive means therefor of the motor at the coil or rotor
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a control device for a high speed motor refrigerating machine of an air compression refrigeration system. The control device includes a controller, a high speed motor refrigerating machine, a temperature sensor, a touch panel and a frequency converter; a communication end of the controller is connected to the touch panel, an input end of the controller is connected to the temperature sensor, and an output end of the controller is connected to a control loop input end of the frequency converter; and a main loop output end of the frequency converter is connected to a power source input end of the high speed motor refrigerating machine. The control device is simple in structure, can adjust the frequency and the output voltage of the frequency converter through the controller, the touch panel and the frequency converter, can achieve automatic adjustment of the high speed motor refrigerating machine, and improves the rapidity and the accuracy of the whole control device.
Description
Technical field
The present invention relates to air cycle refrigeration systems technology field, the control device of a kind of air cycle refrigeration system high-speed motor refrigeration machine.
Background technology
The function of air cycle refrigeration system is temperature and humidity in regulation panzer, and for taking advantage of (load) member and electronics to provide a good working environment in car, the air cycle refrigerating machine that this refrigeration system uses high-speed electric expreess locomotive to drive realizes the air conditioning condition in car.High-speed electric expreess locomotive rotating speed is manually regulated by existing control device, and rapidity and the accuracy of control are the highest.
Summary of the invention
It is an object of the invention to provide the control device of a kind of air cycle refrigeration system high-speed motor refrigeration machine, it is possible to achieve being automatically adjusted of high-speed electric expreess locomotive refrigeration machine rotating speed.
Technical scheme is as follows:
A kind of control device of air cycle refrigeration system high-speed motor refrigeration machine, include controller, high-speed electric expreess locomotive refrigeration machine, it is separately positioned on the temperature sensor near the exit of high-speed electric expreess locomotive refrigeration machine and the stator coil of high-speed electric expreess locomotive refrigeration machine, touch screen and converter, it is characterized in that: the communication terminal of described controller is connected with described touch screen, the input of controller is connected with described temperature sensor, the outfan of controller is connected with the control loop input of described converter, the major loop outfan of described converter is connected with the power input of described high-speed electric expreess locomotive refrigeration machine.
The control device of described air cycle refrigeration system high-speed motor refrigeration machine, it is characterised in that: the communication terminal of described controller is connected with described touch screen by RS485 bus.
The control method of the present invention, is divided into following steps:
1, control part is first started, by the enabled instruction of touch screen input high-speed electric expreess locomotive refrigeration machine；
2, enabled instruction, inputs controller by RS485 bus；
3, controller sends enabled instruction to the VFC end of converter, and main circuit of frequency converter is connected, the high-speed electric expreess locomotive of high-speed electric expreess locomotive refrigeration machine obtain electric after the original frequency correspondence rotating speed that arranges with converter run；
4, temperature sensor gathers the outlet temperature of high-speed electric expreess locomotive refrigeration machine and the stator coil temperature of the high-speed electric expreess locomotive of high-speed electric expreess locomotive refrigeration machine；
5, when the outlet temperature of high-speed electric expreess locomotive refrigeration machine is less than outlet design temperature, frequency converter frequency is constant, and major loop output voltage is constant, and high-speed electric expreess locomotive rotating speed is constant；When the outlet temperature of high-speed electric expreess locomotive refrigeration machine is higher than outlet design temperature, output voltage signal (0 ~ 10V) is to Frequency Converter Control end, converter changes frequency and major loop output voltage, the high-speed electric expreess locomotive of high-speed electric expreess locomotive refrigeration machine runs to corresponding rotating speed with new frequency, until the outlet temperature of high-speed electric expreess locomotive refrigeration machine reaches design temperature；
6, when the stator coil temperature of the high-speed electric expreess locomotive of high-speed electric expreess locomotive refrigeration machine is less than stator coil design temperature, the high-speed electric expreess locomotive of high-speed electric expreess locomotive refrigeration machine is properly functioning；When the stator coil temperature of the high-speed electric expreess locomotive of high-speed electric expreess locomotive refrigeration machine equals to or higher than stator coil design temperature, the high-speed electric expreess locomotive of high-speed electric expreess locomotive refrigeration machine is shut down.
Beneficial effects of the present invention:
Present configuration is simple, regulates frequency and the output voltage of converter by arranging controller, touch screen and converter, it is achieved that being automatically adjusted of high-speed electric expreess locomotive refrigeration machine rotating speed, improves rapidity and the accuracy of whole control device.
Accompanying drawing explanation
Fig. 1 is present configuration theory diagram.
Detailed description of the invention
See Fig. 1, a kind of control device of air cycle refrigeration system high-speed motor refrigeration machine, include the temperature sensor 4 near the stator coil of controller 1, high-speed electric expreess locomotive refrigeration machine 5, the exit being separately positioned on high-speed electric expreess locomotive refrigeration machine 5 and high-speed electric expreess locomotive refrigeration machine 5, touch screen 2 and converter 3, the communication terminal of controller 1 is connected with touch screen 2, the input of controller 1 is connected with temperature sensor 4, the outfan of controller 1 is connected with the control loop input of converter 3, and the major loop outfan of converter 3 is connected with the power input of high-speed electric expreess locomotive refrigeration machine 5.
In the present invention, the communication terminal of controller 1 is connected with touch screen 2 by RS485 bus.
In use, its control method is divided into following steps to the present invention:
1, first start control part, inputted the enabled instruction of high-speed electric expreess locomotive refrigeration machine 5 by touch screen 2；
2, enabled instruction, inputs controller 1 by RS485 bus；
3, controller 1 sends enabled instruction to the VFC end of converter 3, and converter 3 major loop is connected, the high-speed electric expreess locomotive of high-speed electric expreess locomotive refrigeration machine 5 obtain electric after the original frequency correspondence rotating speed that arranges with converter 3 run；
4, temperature sensor 4 gathers the outlet temperature of high-speed electric expreess locomotive refrigeration machine 5 and the stator coil temperature of the high-speed electric expreess locomotive of high-speed electric expreess locomotive refrigeration machine 5；
5, when high-speed electric expreess locomotive refrigeration machine 5 outlet temperature is less than outlet design temperature, converter 3 frequency is constant, and major loop output voltage is constant, and high-speed electric expreess locomotive rotating speed is constant；When the outlet temperature of high-speed electric expreess locomotive refrigeration machine 5 is higher than outlet design temperature, output voltage signal (0 ~ 10V) controls end to converter 3, converter 3 changes frequency and major loop output voltage, the high-speed electric expreess locomotive of high-speed electric expreess locomotive refrigeration machine 5 runs to corresponding rotating speed with new frequency, until the outlet temperature of high-speed electric expreess locomotive refrigeration machine 5 reaches design temperature；
6, when the stator coil temperature of the high-speed electric expreess locomotive of high-speed electric expreess locomotive refrigeration machine 5 is less than stator coil design temperature, the high-speed electric expreess locomotive of high-speed electric expreess locomotive refrigeration machine 5 is properly functioning；When the stator coil temperature of the high-speed electric expreess locomotive of high-speed electric expreess locomotive refrigeration machine 5 equals to or higher than stator coil design temperature, the high-speed electric expreess locomotive of high-speed electric expreess locomotive refrigeration machine 5 is shut down.
Claims (2)
1. the control device of an air cycle refrigeration system high-speed motor refrigeration machine, include controller, high-speed electric expreess locomotive refrigeration machine, it is separately positioned on the temperature sensor near the exit of high-speed electric expreess locomotive refrigeration machine and the stator coil of high-speed electric expreess locomotive refrigeration machine, touch screen and converter, it is characterized in that: the communication terminal of described controller is connected with described touch screen, the input of controller is connected with described temperature sensor, the outfan of controller is connected with the control loop input of described converter, the major loop outfan of described converter is connected with the power input of described high-speed electric expreess locomotive refrigeration machine.
The control device of air cycle refrigeration system high-speed motor refrigeration machine the most according to claim 1, it is characterised in that: the communication terminal of described controller is connected with described touch screen by RS485 bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610188441.8A CN105953488A (en) | 2016-03-25 | 2016-03-25 | Control device for high speed motor refrigerating machine of air compression refrigeration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610188441.8A CN105953488A (en) | 2016-03-25 | 2016-03-25 | Control device for high speed motor refrigerating machine of air compression refrigeration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105953488A true CN105953488A (en) | 2016-09-21 |
Family
ID=56917377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610188441.8A Pending CN105953488A (en) | 2016-03-25 | 2016-03-25 | Control device for high speed motor refrigerating machine of air compression refrigeration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105953488A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60221647A (en) * | 1984-04-17 | 1985-11-06 | Matsushita Refrig Co | Controlling device of air conditioner |
| CN1284609A (en) * | 1999-08-11 | 2001-02-21 | 霍斯特公司 | Speed changeable compressor drive |
| CN1464196A (en) * | 2002-06-24 | 2003-12-31 | 吕明德 | Compressor frequency-converting control device |
| CN202149654U (en) * | 2011-06-24 | 2012-02-22 | 大连三洋压缩机有限公司 | Automatic control device for novel energy-saving refrigerating unit |
| CN203908151U (en) * | 2014-05-05 | 2014-10-29 | 浙江海洋学院 | Refrigerating system of refrigerated container |
| CN205481994U (en) * | 2016-03-25 | 2016-08-17 | 合肥天鹅制冷科技有限公司 | Controlling means of air compression refrigerating system high speed motor refrigerator |
-
2016
- 2016-03-25 CN CN201610188441.8A patent/CN105953488A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60221647A (en) * | 1984-04-17 | 1985-11-06 | Matsushita Refrig Co | Controlling device of air conditioner |
| CN1284609A (en) * | 1999-08-11 | 2001-02-21 | 霍斯特公司 | Speed changeable compressor drive |
| CN1464196A (en) * | 2002-06-24 | 2003-12-31 | 吕明德 | Compressor frequency-converting control device |
| CN202149654U (en) * | 2011-06-24 | 2012-02-22 | 大连三洋压缩机有限公司 | Automatic control device for novel energy-saving refrigerating unit |
| CN203908151U (en) * | 2014-05-05 | 2014-10-29 | 浙江海洋学院 | Refrigerating system of refrigerated container |
| CN205481994U (en) * | 2016-03-25 | 2016-08-17 | 合肥天鹅制冷科技有限公司 | Controlling means of air compression refrigerating system high speed motor refrigerator |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160921 |
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| RJ01 | Rejection of invention patent application after publication |