CN108712133A - A kind of wind turbine separate type frequency-conversion drive apparatus - Google Patents
A kind of wind turbine separate type frequency-conversion drive apparatus Download PDFInfo
- Publication number
- CN108712133A CN108712133A CN201810525316.0A CN201810525316A CN108712133A CN 108712133 A CN108712133 A CN 108712133A CN 201810525316 A CN201810525316 A CN 201810525316A CN 108712133 A CN108712133 A CN 108712133A
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- China
- Prior art keywords
- motor
- wind turbine
- interface plate
- pin
- driver
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/21—Devices for sensing speed or position, or actuated thereby
- H02K11/215—Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/25—Devices for sensing temperature, or actuated thereby
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
- H02K11/33—Drive circuits, e.g. power electronics
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
The present invention provides a kind of wind turbine separate type frequency-conversion drive apparatus, include the motor of driving wind turbine operating, control the driver of motor operation, it is characterized in that driver is connected with motor interface plate, motor interface plate is connected by optical fiber with control interface plate, and control interface plate is connected to the motor by revolution detector, temperature detector respectively.It can be easily in operational process, the motor speed signal obtained, temperature signal are compared, handled by the control interface plate in ground control box in due course after, after signal to be passed to the motor interface plate being mounted on high-order wind turbine by optical fiber, the driver in ground control box is given again, it is run under rated speed by driver driving motor, maintain normal operating temperature, effectively reduce fan trouble rate, and facilitating repair when failure occurs, job stability, reliability are high.
Description
Technical field
The present invention relates to a kind of driving device, especially a kind of wind turbine separate type frequency-conversion drive apparatus belongs to electric drive
Engineering device technique field.
Background technology
EBM wind turbines are the product of German EBM and Siemens's co-production, in design using coded communication, built-in one
The design method of body, i.e. transducer drive part are built in inside the iron-clad of EBM wind turbines.Since the frequency converter course of work is a height
Speed and high-power IGBT（Insulated gate bipolar transistor）The process of analog sine, power of motor are provided by IGBT entirely, therefore
Operating current is very big, and the heat itself generated is very high, causes safety with operating temperature in inverse relation, the i.e. higher IGBT of temperature
The possibility that irreversible failure occurs is higher.Therefore, integrated design determines that the heat dissipation of IGBT and driving circuit will lean on completely
Fan on motor is completed, and also just because of being integrated design, the rely wind-force flow directions of heat dissipation of IGBT are：Radiate subject matter
（Such as：The big equipment of the calorific values such as high-power transformer, booster, heavy-duty rectifier）→ fan.Thus the problem of bringing be：From
Subject matter outflow is hot wind, and for IGBT heat-sinking capabilities itself with regard to poor, longtime running will cause IGBT heat dissipation channels to be blocked completely,
And then IGBT is caused to demolish.In addition, since EBM wind turbines are very huge, heat dissipation is difficult, and especially installation site is higher from the ground,
Therefore be difficult to repair when the variable frequency drives of wind turbine break down, it is even more impossible to shutdown maintenance, can not power-on serving, to life
Production brings extreme influence.
Invention content
It is high in order to solve fan trouble rate, and the problems such as be difficult to repair in time when breaking down, the present invention provides one
Kind wind turbine separate type frequency-conversion drive apparatus, to reduce failure rate, and can conveniently repair when failure occurs.
The present invention is completed by following technical proposal：A kind of wind turbine separate type frequency-conversion drive apparatus, including driving wind turbine fortune
The motor turned, controls the driver of motor operation, it is characterised in that driver is connected with motor interface plate, and motor interface plate passes through
Optical fiber connects with control interface plate, and control interface plate is connected to the motor by revolution detector, temperature detector respectively, to lead to
Device driving motor of overdriving drives fan operation again, and in the process of running, the motor that will be obtained in due course by control interface plate
Tach signal, temperature signal compared, handle after, signal is passed to by motor interface plate by optical fiber, then give driver,
It is run under rated speed by driver driving motor, maintains normal working temperature, realize the reed time controll of motor operation, protected
Demonstrate,prove wind turbine normal work.
The revolution detector is the Hall element of routine.
The temperature detector is the temperature sensor of routine.
The control interface plate includes shell, the MCU processor being arranged on shell, and is connected with MCU processor logical
Casually configurator, digital display, RS-232 interface, RS-485 interfaces, power supply, temperature signal end, Hall interface, fiber optic communication
Interface, alarm；The temperature signal that shrinkage temperature sensor detects is terminated by temperature signal, passes through Hall interface Hall
The tach signal that element testing arrives, and temperature, tach signal are transmitted to MCU processor and complete to compare, after processing, it is logical by optical fiber
Letter sends motor interface plate to, then send driver through corresponding interface by motor interface plate, by driver driving motor just
It is run under normal rotating speed, maintains normal working temperature, ensure wind turbine normal work.
The MCU processor is the chip of model PIC18F45K22, wherein：
Pin 8,9,10,19 is connected with AND gate circuit, then is connected with corresponding optical-fibre communications transceiver, for controlling optical-fibre communications
The tach signal that transceiver is sent out；AND gate circuit is connected with Hall interface, the tach signal detected for receiving Hall element；
Temperature signal end when pin 11 is run as fan, the temperature signal detected for receiving temperature sensor；Pin 5
It is connected with optical-fibre communications transceiver, after pin 4 is connected with AND gate circuit, is connected with optical-fibre communications transceiver by triode, is used
In the temperature signal that control optical-fibre communications transceiver is sent out；
Pin 20 is connected with transistor base, for sending out alarm signal, reminds motor operation failure；
Pin 21,22 is connected with communication mode toggle switch, for selecting RS-232, RS-485 communication mode；
Pin 32,31,30,27-23 are connected with digital display respectively, are shown by digital display.
The model MAX202ECPD of the RS-232 interface, the communication for connecting PC or other 232 interfaces of support.
The model SM75176 of the RS-485 interfaces, for supporting self-defining communication protocol, complete MODBUS networkings or
Remote control.
Model OP-T-1521Z, OP-R-2521Z of the fiber optic data communication interface is passed for carrying out bidirectional optical fiber communication
Send frequency conversion rotating speed information.
The power supply is for powering.
The optical-fibre communications transceiver of the motor interface plate is connected by AND gate circuit with motor driver interface respectively, with
Just the speed controling signal received, temperature control signals are sent to driver, for controlling motor speed.
The present invention has following advantages and effect：Using the above scheme, it is convenient to pass through driver driving motor band again
Dynamic fan operation, and in the process of running, the motor that will be obtained in due course by the control interface plate in ground control box
Tach signal, temperature signal compared, handle after, signal is passed to by the motor on high-order wind turbine by optical fiber and is connect
After oralia, then the driver in ground control box is given, run under rated speed by driver driving motor, tieed up
Normal operating temperature is held, realizes the reed time controll of motor operation, is ensuring what original wind turbine was run in the normal operating mode
Meanwhile fan trouble rate is effectively reduced, and can conveniently be repaired when failure occurs, there is job stability, reliability
Height, it is easy to maintenance the advantages that.
Description of the drawings
Fig. 1 is structure of the invention block diagram；
Fig. 2 is the control interface plate block diagram in Fig. 1；
Fig. 3 is the control interface plate circuit diagram in Fig. 1；
Fig. 4 is the motor interface plate circuit diagram in Fig. 1.
Specific implementation mode
The present invention is described further below in conjunction with the accompanying drawings.
Wind turbine separate type frequency-conversion drive apparatus provided by the invention includes the motor of driving wind turbine operating, control motor fortune
Capable driver, driver are connected with motor interface plate, and motor interface plate is connected by optical fiber with control interface plate, control interface
Plate is connected to the motor by revolution detector, temperature detector respectively, and wherein driver and control interface plate is installed in ground
In control cabinet, motor interface plate is mounted in high-order Fan casing；
The control interface plate includes shell, the MCU processor being arranged on shell, and the port being connected with MCU processor
Configurator, digital display, RS-232 interface, RS-485 interfaces, power supply, temperature signal end, Hall interface, fiber optic communication connect
Mouth, alarm；The temperature signal that shrinkage temperature sensor detects is terminated by temperature signal, passes through Hall interface Hall member
The tach signal that part detects, and temperature, tach signal are transmitted to MCU processor and complete to compare, after processing, pass through fiber optic communication
It sends motor interface plate to, then driver is sent through corresponding interface by motor interface plate, by driver driving motor normal
It is run under rotating speed, maintains normal working temperature, ensure wind turbine normal work；
The revolution detector is the Hall element of routine；
The temperature detector is the temperature sensor of routine；
The MCU processor is the chip of model PIC18F45K22, wherein：
Pin 19 is connected with 10 feet of 2 feet of AND gate circuit U4A, 5 feet of U4B, U4C, then is received and dispatched with corresponding optical-fibre communications
Device U7, U10, U11 are connected, and pin 8,9,10 is connected with 8 feet of 3 feet of AND gate circuit U4A, 6 feet of U4B, U4C, for controlling
The tach signal that optical-fibre communications transceiver U7, U10, U11 are sent out；4 feet of AND gate circuit U4B, 9 feet of U4C and Hall interface phase
Even, the tach signal detected for receiving Hall element；
Temperature signal end when pin 11 is run as fan, the temperature signal detected for receiving temperature sensor；Pin 5
Be connected with 1 foot of optical-fibre communications transceiver U17, after pin 4 is connected with 12,13 feet of AND gate circuit U4D, by triode Q5 with
1,2 feet of optical-fibre communications transceiver U12 are connected, for controlling temperature signal；
Pin 20 is connected with triode Q1 base stages, for sending out alarm signal, warns motor operation failure；
Pin 21,22 is connected with communication mode toggle switch S1, for selecting RS-232, RS-485 communication mode；
Pin 6,17,16 is connected with 3,4,5 feet of interface J1；
Pin 15 is connected with LED, with instruction operating status；
Pin 14 is connected with 10 feet of analog switch control circuit U5B, 11 feet of analog switch control circuit U5B and 1 foot of U4A
It is connected；
Pin 3 is connected with 2 feet of photoelectrical coupler U13, then is connected with 3 feet of U16, is connected with RS-458 interfaces by U16, uses
It is made by oneself in support and recognizes communication protocol, complete networking or remote control；
Pin 1,44,43,42 is connected with 3,13,9,10 feet of analog selection switch controller U6 respectively, analog selection switch control
14,15 feet of device U6 processed are connected with 6 feet of 3 feet of U15, U14 respectively, then are connected with 1,4 feet of RS-485 interfaces U16, realize
The communication of RS-458；12,1 foot of analog selection switch controller U6 is connected with 12,11 feet of RS-232 interface U1 respectively simultaneously,
Realize the communication of RS-232；
Pin corresponding with toggle switch S2 is connected pin 35 to 40 respectively, and communication networking setting is completed by S2；
Pin 32,31,30,27-23 are connected with the corresponding pin of digital display U3 respectively, are shown by digital display U3
Show.
The model DPY-8SEG of the light-emitting diode display, the operating status for showing motor driver and fault message.
The model MAX202ECPD of the RS-232 interface U1, the communication for connecting PC or other 232 interfaces of support.
The model SM75176 of the RS-485 interfaces U16 completes MODBUS groups for supporting self-defining communication protocol
Net or remote control.
The model OP-T-1521Z of described optical-fibre communications transceiver U7, U10, U11, U12, optical-fibre communications transceiver U17,
The model OP-R-2521Z of U2, U3, U4, U8 transmit frequency conversion rotating speed information for carrying out bidirectional optical fiber communication.
The power supply is for powering.
Optical-fibre communications transceiver U2, U3, U4 of the motor interface plate pass through AND gate circuit U1D, U1B, U1C and electricity respectively
Machine driver interface J5, J6, J7 are connected, will pass through driver control motor speed.
When work：Fan operation is driven again by driver driving motor, and in the process of running, pass through control interface plate
The motor speed signal obtained, temperature signal are compared, handled in due course after, signal is passed to by motor interface by optical fiber
After plate, then driver is given, is run under rated speed by driver driving motor, realize the reed time controll of motor operation,
Ensure wind turbine normal work.
Claims (5)
1. a kind of wind turbine separate type frequency-conversion drive apparatus includes the motor of driving wind turbine operating, controls the driver of motor operation,
It is characterized in that driver is connected with motor interface plate, motor interface plate is connected by optical fiber with control interface plate, control interface
Plate is connected to the motor by revolution detector, temperature detector respectively.
2. wind turbine separate type frequency-conversion drive apparatus according to claim 1, it is characterised in that the control interface plate includes
Shell, the MCU processor being arranged on shell, and the port configurator, digital display, the RS- that are connected with MCU processor
232 interfaces, RS-485 interfaces, power supply, temperature signal end, Hall interface, fiber optic data communication interface, alarm.
3. wind turbine separate type frequency-conversion drive apparatus according to claim 2, it is characterised in that the MCU processor is model
For the chip of PIC18F45K22, wherein：
Pin 8,9,10,19 is connected with AND gate circuit, then is connected with corresponding optical-fibre communications transceiver, for controlling optical-fibre communications
The tach signal that transceiver is sent out；AND gate circuit is connected with Hall interface, the tach signal detected for receiving Hall element；
Temperature signal end when pin 11 is run as fan, the temperature signal detected for receiving temperature sensor；Pin 5
It is connected with optical-fibre communications transceiver, after pin 4 is connected with AND gate circuit, is connected with optical-fibre communications transceiver by triode, is used
In the temperature signal that control optical-fibre communications transceiver is sent out；
Pin 20 is connected with transistor base, for sending out alarm signal, reminds motor operation failure；
Pin 21,22 is connected with communication mode toggle switch, for selecting RS-232, RS-485 communication mode；
Pin 32,31,30,27-23 are connected with digital display respectively, are shown by digital display.
4. wind turbine separate type frequency-conversion drive apparatus according to claim 2, it is characterised in that the type of the RS-232 interface
Number be MAX202ECPD；The model SM75176 of the RS-485 interfaces；The model OP-T- of the fiber optic data communication interface
1521Z、OP-R-2521Z。
5. wind turbine separate type frequency-conversion drive apparatus according to claim 1, it is characterised in that the light of the motor interface plate
Fine communications transceiver is connected by AND gate circuit with motor driver interface respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810525316.0A CN108712133A (en) | 2018-05-28 | 2018-05-28 | A kind of wind turbine separate type frequency-conversion drive apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810525316.0A CN108712133A (en) | 2018-05-28 | 2018-05-28 | A kind of wind turbine separate type frequency-conversion drive apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108712133A true CN108712133A (en) | 2018-10-26 |
Family
ID=63869703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810525316.0A Pending CN108712133A (en) | 2018-05-28 | 2018-05-28 | A kind of wind turbine separate type frequency-conversion drive apparatus |
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| Country | Link |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2507187Y (en) * | 2001-09-19 | 2002-08-21 | 李清权 | Intermediate voltage frequency-changing speed regulator |
| CN201504221U (en) * | 2009-09-08 | 2010-06-09 | 上海汽车集团股份有限公司 | Variable frequency control system of motor |
| CN201536337U (en) * | 2009-06-17 | 2010-07-28 | 官洪运 | DSP-based direct-current motor controller based on |
| CN202374214U (en) * | 2011-12-27 | 2012-08-08 | 浙江松田汽车电机系统有限公司 | Speed regulation system of automobile fan motor |
| CN203783862U (en) * | 2014-03-25 | 2014-08-20 | 常州市东南电器电机有限公司 | Electronic water pump controller |
| KR20160007845A (en) * | 2014-07-03 | 2016-01-21 | 권동철 | BLDC FAN motor drive control system |
| CN207278482U (en) * | 2017-07-21 | 2018-04-27 | 上海众辰电子科技有限公司 | Air compressor machine all-in-one machine |
| CN208257702U (en) * | 2018-05-28 | 2018-12-18 | 云南兆富科技有限公司 | A kind of blower separate type frequency-conversion drive apparatus |
-
2018
- 2018-05-28 CN CN201810525316.0A patent/CN108712133A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2507187Y (en) * | 2001-09-19 | 2002-08-21 | 李清权 | Intermediate voltage frequency-changing speed regulator |
| CN201536337U (en) * | 2009-06-17 | 2010-07-28 | 官洪运 | DSP-based direct-current motor controller based on |
| CN201504221U (en) * | 2009-09-08 | 2010-06-09 | 上海汽车集团股份有限公司 | Variable frequency control system of motor |
| CN202374214U (en) * | 2011-12-27 | 2012-08-08 | 浙江松田汽车电机系统有限公司 | Speed regulation system of automobile fan motor |
| CN203783862U (en) * | 2014-03-25 | 2014-08-20 | 常州市东南电器电机有限公司 | Electronic water pump controller |
| KR20160007845A (en) * | 2014-07-03 | 2016-01-21 | 권동철 | BLDC FAN motor drive control system |
| CN207278482U (en) * | 2017-07-21 | 2018-04-27 | 上海众辰电子科技有限公司 | Air compressor machine all-in-one machine |
| CN208257702U (en) * | 2018-05-28 | 2018-12-18 | 云南兆富科技有限公司 | A kind of blower separate type frequency-conversion drive apparatus |
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