CN201393200Y - GSM controller of variable-frequency speed control system - Google Patents
GSM controller of variable-frequency speed control system Download PDFInfo
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- CN201393200Y CN201393200Y CN200920012992U CN200920012992U CN201393200Y CN 201393200 Y CN201393200 Y CN 201393200Y CN 200920012992 U CN200920012992 U CN 200920012992U CN 200920012992 U CN200920012992 U CN 200920012992U CN 201393200 Y CN201393200 Y CN 201393200Y
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Abstract
The utility model relates to a GSM controller of a variable-frequency speed control system, which comprises a wireless data exchange unit, a data processing unit, an operating keyboard, a display unit and a power supply unit, wherein the data processing unit is respectively connected with the wireless data exchange unit, the display unit, the operating keyboard and the power supply unit. The wireless data exchange unit is communicated and exchanges data with a GSM module and a GPRS module through the Unicode coding method of text messages. The wireless data exchange unit is communicated with the data processing unit through a RS-232 communication interface. The data processing unit is communicated with an inverter through a RS-485 communication interface. The controller is communicated and exchanges data with GSM/GPRS through the Unicode coding method to obtain the operating parameters and states of the inverter in the system, and carries out real-time processing according to measurement data, and thereby, a mobile phone can remotely and wirelessly control and monitor the inverter.
Description
Technical field
The utility model relates to a kind of control device of frequency conversion speed-adjusting system, particularly realizes the Long-distance Control of frequency converter operating state and the frequency conversion speed-adjusting system GSM control device of monitoring with communication handset.
Background technology
Variable-frequency control technique is to convert the electric main of standard frequency the alternating current of frequency adjustable to by frequency converter, dragging motor and the technology that can regulate motor speed.Through applying for many years, the frequency control product has obtained develop rapidly.Because frequency converter has energy savings and improves technological level two big functions, therefore has been widely used in industry-by-industries such as electric power, metallurgy, oil, chemical industry, mineral products, machinery, weaving and urban water supply, plays an important role in national economy.
At present, in industrial production, exist the place that much need carry out remote wireless control and monitoring to working machine, as the oil pumper in oil field, irrigation pumped wells etc.Remote wireless monitoring in the past all is to adopt transmitter---receiver mode, and this mode needs transmitting station, and investment is big, moves inconvenience, and it is comparatively complicated to operate.
If utilize GSM (global system for mobile communications) and GPRS (GPRS, wireless, packet-switched technology based on gsm system, provide end to end, wireless IP connects) technology, realize Long-distance Control and the monitoring of mobile phone to frequency converter, will address the above problem well.
Summary of the invention
The purpose of this utility model provides a kind of frequency conversion speed-adjusting system GSM control device, this device carries out communication and swap data by Unicode coded system and GSM/GPRS, obtain the operational factor and the state of frequency converter in the system, according to the real-time processing of measurement data, realize frequency converter being realized remote wireless control and monitoring with mobile phone.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of frequency conversion speed-adjusting system GSM control device, comprise wireless data exchange unit, data processing unit, operation keyboard, display unit, power subsystem, wireless data exchange unit, display unit, operation keyboard, power subsystem are connected with data processing unit respectively.
Described wireless data exchange unit is by carrying out communication and swap data with the Unicode coded system of SMS and gsm module and GPRS module.
Described wireless data exchange unit and data processing unit adopt 232 communication interfaces to carry out communication.
Described data processing unit and frequency converter adopt 485 communication interfaces to carry out communication.
Described data processing unit also is connected to clock circuit.
Described data processing unit also is connected to data storage cell.
Compared with prior art, the beneficial effects of the utility model are: the mentality of designing novelty, economical and practical, be applicable to the place that needs working machine is carried out remote wireless control and monitoring in the industrial production, can realize by mobile phone short messages control of conversion device starting, stop and the motor speed adjustment, and the running state parameter of frequency converter can be sent on the mobile phone in real time.This controller is except can carrying out the Long-distance Control frequency converter, and also may command Soft Starter for AC Motor device and other power consumption equipments are of wide application.
Description of drawings
Fig. 1 is the structured flowchart of the utility model frequency conversion speed-adjusting system GSM control device.
Embodiment
See Fig. 1, a kind of frequency conversion speed-adjusting system 6SM control device, comprise wireless data exchange unit, MCU/CPLD data processing unit, operation keyboard, display unit, power subsystem, clock circuit, data storage cell, wireless data exchange unit, display unit, operation keyboard, power subsystem, clock circuit, data storage cell are connected with data processing unit respectively.The wireless data exchange unit is by carrying out communication and swap data with the Unicode coded system of SMS and gsm module and GPRS module.
Wireless data exchange unit and data processing unit adopt 232 communication interfaces to carry out communication, and the communications protocol of support is the GSM/GPRS agreement and the Unicode Translaion Fcrmal host-host protocol of Unicode coded system.
Data processing unit and frequency converter adopt 485 communication interfaces to carry out communication, and the communications protocol of support is custom protocol or MODBUS agreement.
This device is installed in the variable frequency control cabinet with the peripheral electric component of frequency converter, has following effect:
1) can partly replace the computer or the PLC Programmable Logic Controller of other configuration, realize control automatically, reduce system cost, be user's cost saving.
2) parameter setting is comparatively easy, does not need the professional and can be operated by general Field Force.
3) can realize regularly starting and stopping and the control of mobile phone wireless mobile digital, alleviate the labour intensity of execute-in-place, enhance productivity.
4) can realize multiple motors speed synchronously, the sequencing control of multistage speed, multiple motors automatically switch and open, stop, and satisfies the needs of production line special process requirement.
5) be provided with reference to power consumption, output current, output voltage, the isoparametric demonstration of running frequency, for the user of service brings convenience.
This device be except can carrying out the Based Intelligent Control frequency converter, also may command Soft Starter for AC Motor device and other power consumption equipments, and its range of application also will further enlarge.The main realization with Long-distance Control and the monitoring of communication handset to the frequency converter operating state is as occasions such as the oil pumper in oil field, irrigation pumped wells.
Claims (6)
1, a kind of frequency conversion speed-adjusting system GSM control device, it is characterized in that, comprise wireless data exchange unit, data processing unit, operation keyboard, display unit, power subsystem, wireless data exchange unit, display unit, operation keyboard, power subsystem are connected with data processing unit respectively.
2, a kind of frequency conversion speed-adjusting system GSM control device according to claim 1 is characterized in that, described wireless data exchange unit is by carrying out communication and swap data with the Unicode coded system of SMS and gsm module and GPRS module.
3, a kind of frequency conversion speed-adjusting system GSM control device according to claim 1 is characterized in that described wireless data exchange unit and data processing unit adopt 232 communication interfaces to carry out communication.
4, a kind of frequency conversion speed-adjusting system GSM control device according to claim 1 is characterized in that described data processing unit and frequency converter adopt 485 communication interfaces to carry out communication.
5, a kind of frequency conversion speed-adjusting system GSM control device according to claim 1 is characterized in that described data processing unit also is connected to clock circuit.
6, a kind of frequency conversion speed-adjusting system GSM control device according to claim 1 is characterized in that described data processing unit also is connected to data storage cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920012992U CN201393200Y (en) | 2009-04-16 | 2009-04-16 | GSM controller of variable-frequency speed control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920012992U CN201393200Y (en) | 2009-04-16 | 2009-04-16 | GSM controller of variable-frequency speed control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201393200Y true CN201393200Y (en) | 2010-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920012992U Expired - Fee Related CN201393200Y (en) | 2009-04-16 | 2009-04-16 | GSM controller of variable-frequency speed control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201393200Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101814896A (en) * | 2010-03-30 | 2010-08-25 | 东北大学 | Remote control device and method for motor of submersible pump of offshore oil well |
| CN101950169A (en) * | 2010-09-06 | 2011-01-19 | 北京时代科仪新能源科技有限公司 | Pumping unit controller, control method and system |
-
2009
- 2009-04-16 CN CN200920012992U patent/CN201393200Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101814896A (en) * | 2010-03-30 | 2010-08-25 | 东北大学 | Remote control device and method for motor of submersible pump of offshore oil well |
| CN101950169A (en) * | 2010-09-06 | 2011-01-19 | 北京时代科仪新能源科技有限公司 | Pumping unit controller, control method and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing Keda(Anshan) Industry Automation Co., Ltd. Assignor: Anshan Xinhe Electric Co., Ltd. Contract record no.: 2011210000102 Denomination of utility model: GSM controller of variable-frequency speed control system Granted publication date: 20100127 License type: Exclusive License Record date: 20110719 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100127 Termination date: 20170416 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |