CN202424619U - Alternating-current motor and controller device - Google Patents
Alternating-current motor and controller device Download PDFInfo
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- CN202424619U CN202424619U CN2011205404573U CN201120540457U CN202424619U CN 202424619 U CN202424619 U CN 202424619U CN 2011205404573 U CN2011205404573 U CN 2011205404573U CN 201120540457 U CN201120540457 U CN 201120540457U CN 202424619 U CN202424619 U CN 202424619U
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- alternating current
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Abstract
The utility model discloses an alternating-current motor and controller device which comprises an alternating-current motor assembly and a motor controller, wherein the motor controller comprises a digital signal processing (DSP) module, an intelligent power driving module (IPM), a fault detection and protection module, an insulated gate bipolar transistor (IGBT) amplifying circuit and a single-chip flyback power conversion module; and the alternating-current motor assembly comprises a stator, a rotor and a speed reducer. According to the utility model, as an alternating-current motor and controller facility, the device takes an alternating-current motor and a controller as a whole, through adopting a direct torque control technology for alternating-current motors, the motor and the controller are perfectly combined; and the alternating-current motor and controller device can control the rotating speed of the alternating-current motor according to the electric properties of the alternating-current motor, and can carry out real-time monitoring on the current, voltage, heat and the like of a motor driven circuit, so that the device can carry out protection on faults such as overcurrent, undervoltage, overheating and the like of the driven circuit at any time.
Description
Technical field
The utility model relates to a kind of alternating current machine and control device, comprises alternating current machine assembly and electric machine controller.
Background technology
Along with the fast development of science and technology, extremely urgent for the protection of environment.The a large amount of exhaust emissions of orthodox car has caused severe impairment to environment, although national governments have all strengthened the measure to environmental protection, the discharging of the minimizing dusty gas that can only try one's best but can not solve the problem that goes from bad to worse of environment at all.In addition, the problem of shortage of resources is also threatening human development, and the few storage of non-renewable resources such as oil is approach exhaustion almost, adds artificial destruction and waste, makes resource problem become the matter of utmost importance that a lot of countries will solve.
Electric automobile once had record before oil occurs.It is easy to use, and almost nil to the pollution of environment, and after oil occurred, the electric automobile industry failed gradually.Yet in current society, the pollution of orthodox car can't be ignored the whole mankind's influence; Moreover oil eventually can not be permanent as non-renewable resources; Current in addition large scale integrated circuit, the fast development of DSP etc., the electric automobile industry has welcome excellent opportunity.
In the electric automobile industry, urgent problem is that motor speed is well controlled always.This paper just is based on such present situation, and alternating current machine and controller are done as a wholely to consider, adopts alternating current machine direct torque control technology, realizes that finally the alternating current machine rotating speed effectively controls.
Summary of the invention
The purpose of the utility model provides a kind of; Alternating current machine and controller are done as a whole consideration; Employing alternating current machine direct torque control technology (through detecting motor stator voltage and electric current, by the magnetic linkage and the torque of instantaneous space vector theory calculating motor, and according to comparing the gained difference with set-point; Realize the control of magnetic linkage and torque); Effectively control the rotating speed of alternating current machine according to the electrical characteristic of alternating current machine itself, monitor electric current, voltage, temperature of motor-drive circuit etc. in real time, alternating current machine and the control device at any time the overcurrent of drive circuit, fault such as under-voltage and overheated protected.
For reaching the technical scheme that foregoing invention purpose the utility model adopted be:
A kind of alternating current machine and control device; Comprise alternating current machine assembly and electric machine controller; Said electric machine controller comprises DSP digital signal processing module, IPM intelligent power driver module, fault detect and protection module, IGBT insulated gate bipolar transistor amplifying circuit, single-ended flyback power conversion module, and said alternating current machine assembly comprises stator, rotor and decelerator.
Said DSP digital signal processing module has logic control function and various interrupt handling capacity, and it includes the PWM delivery outlet of abundant digital input/output port, port and motor special control.During this time; Said DSP digital signal processing module, three pairs of pwm pulse width modulated with dead band able to programme controller (the motor-driven power tube is special-purpose) of control output drive IGBT insulated gate bipolar transistor amplifying circuit through the IPM SPM; Reach the purpose of frequency translation; The finally effective rotating speed of motor of regulating of realization, and real-time detection failure signal, current signal, two closed-loop controls of realization rotating speed, electric current.
Said IPM SPM comprises drive circuit, is used for IGBT current foldback circuit, overheating protection circuit and the driving power under-voltage protecting circuit of detection in real time, and this drive circuit is used for the IGBT power tube supporting
Said single-ended flyback power conversion module is the IGBT driving power conversion module of multichannel output, and it is a kind of current-control type closed-loop control Switching Power Supply, and the large power, electrically source circuit of the required various voltages of IGBT drive circuit can be provided, and reliability is high.The IGBT insulated gate bipolar transistor has big puncture voltage and big saturation current, and switching frequency is also higher relatively, in the frequency converter high-power drive circuit, is used widely.
Said stator comprises stator core, stator winding and casing.
Said rotor is made up of rotor core, rotor winding and rotating shaft.
Advantages such as said decelerator is a double reduction external gear pump gearing speed-reducer, and shell adopts aluminium alloy structure, has compact conformation, and is in light weight; Its gearratio is 1: 2 and 1: 3 mixed drive, makes electric motor car have the specific function of conversion gear in the process of moving.
Described alternating current machine of the utility model and control device, it compared with prior art has the following advantages:
The utility model alternating current machine and control device; As a kind of rotating speed of motor control appliance; Alternating current machine and controller are done as a wholely to consider, adopt alternating current machine Direct Torque technology, can not only control the rotating speed of alternating current machine; And can monitor electric current, voltage, temperature of motor-drive circuit etc. in real time, at any time the overcurrent of drive circuit, fault such as under-voltage and overheated are protected.
Description of drawings
Fig. 1 is the utility model alternating current machine and the annexation figure of controller in operational system.
Fig. 2 is an IPM intelligent power driver module sketch map.
Fig. 3 is a single-ended flyback power conversion module diagram.
Embodiment
Like Fig. 1, Fig. 2 and shown in Figure 3; Described alternating current machine of the utility model and control device; Comprise alternating current machine assembly 1 and electric machine controller 2, said electric machine controller 2 comprises DSP digital signal processing module, IPM intelligent power driver module, fault detect and protection module, IGBT insulated gate bipolar transistor amplifying circuit, single-ended flyback power conversion module.Said motor assembly 1 comprises stator, rotor and decelerator.
Above-mentioned DSP digital signal processing module has logic control function and various interrupt handling capacity; It includes the PWM delivery outlet of abundant digital input/output port, port and motor special control; The numeral input/output port is connected with extraneous input/output interface 3, and is as shown in Figure 1.During this time; Said DSP digital signal processing module, three pairs of pwm pulse width modulated with dead band able to programme controller (the motor-driven power tube is special-purpose) of control output drive IGBT insulated gate bipolar transistor amplifying circuit through the IPM SPM; Reach the purpose of frequency translation; The finally effective rotating speed of motor of regulating of realization, and real-time detection failure signal, current signal, two closed-loop controls of realization rotating speed, electric current.
Further, this IPM SPM includes IGBT current foldback circuit, overheating protection circuit and the driving power under-voltage protecting circuit that is used for the drive circuit supporting with the IGBT power tube, is used for detection in real time, and is as shown in Figure 2.And single-ended flyback power conversion module is the IGBT driving power conversion module of multichannel output; As shown in Figure 3; It is a kind of current-control type closed-loop control Switching Power Supply, and the large power, electrically source circuit of the required various voltages of IGBT drive circuit can be provided, and reliability is high.The IGBT insulated gate bipolar transistor has big puncture voltage and big saturation current, and switching frequency is also higher relatively, is used widely at the frequency converter high-power drive circuit.Above-mentioned stator comprises stator core, stator winding and casing.This rotor is made up of rotor core, rotor winding and rotating shaft.Decelerator is a double reduction external gear pump gearing speed-reducer, has the specific function of conversion gear in the process of moving.
With reference to shown in Figure 1, the annexation of the utility model in operational system, it and input/output interface 3, CAN/232 communication structure 4, IGBT power model 5, IPM power circuit 6, electric current and speed detection unit 7 connect into operation logic figure.
In sum; The utility model alternating current machine and controller equiment as a kind of rotating speed of motor control appliance, are done alternating current machine and controller as a wholely to consider; Adopt alternating current machine Direct Torque technology; Can not only control the rotating speed of alternating current machine, and can monitor electric current, voltage, temperature of motor-drive circuit etc. in real time, at any time the overcurrent of drive circuit, fault such as under-voltage and overheated protected.
Claims (7)
1. alternating current machine and control device; Comprise alternating current machine assembly (1) and electric machine controller (2); Said electric machine controller (2) comprises DSP digital signal processing module, IPM intelligent power driver module, fault detect and protection module, IGBT insulated gate bipolar transistor amplifying circuit, single-ended flyback power conversion module, and said alternating current machine comprises stator, rotor and decelerator.
2. alternating current machine according to claim 1 and control device is characterized in that: said DSP digital signal processing module includes the special-purpose PWM delivery outlet of digital input/output port, port and Electric Machine Control.
3. alternating current machine according to claim 1 and control device is characterized in that: said IPM SPM comprises drive circuit, is used for IGBT current foldback circuit, overheating protection circuit and the driving power under-voltage protecting circuit of detection in real time.
4. alternating current machine according to claim 1 and control device is characterized in that: said single-ended flyback power conversion module is the IGBT driving power conversion module of multichannel output.
5. alternating current machine according to claim 1 and control device is characterized in that: said stator comprises stator core, stator winding and casing.
6. alternating current machine according to claim 1 and control device is characterized in that: said rotor is made up of rotor core, rotor winding and rotating shaft.
7. alternating current machine according to claim 1 and control device is characterized in that: said decelerator is a double reduction external gear pump gearing speed-reducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205404573U CN202424619U (en) | 2011-12-06 | 2011-12-06 | Alternating-current motor and controller device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205404573U CN202424619U (en) | 2011-12-06 | 2011-12-06 | Alternating-current motor and controller device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202424619U true CN202424619U (en) | 2012-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205404573U Expired - Lifetime CN202424619U (en) | 2011-12-06 | 2011-12-06 | Alternating-current motor and controller device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202424619U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9577569B2 (en) | 2013-07-09 | 2017-02-21 | Byd Company Limited | Motor control system of electric vehicle and controlling method for motor control system of electric vehicle and electric vehicle |
| CN108233796A (en) * | 2016-12-09 | 2018-06-29 | 中国科学院沈阳自动化研究所 | A kind of brushless direct current motor controller in hydraulic system |
-
2011
- 2011-12-06 CN CN2011205404573U patent/CN202424619U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9577569B2 (en) | 2013-07-09 | 2017-02-21 | Byd Company Limited | Motor control system of electric vehicle and controlling method for motor control system of electric vehicle and electric vehicle |
| CN108233796A (en) * | 2016-12-09 | 2018-06-29 | 中国科学院沈阳自动化研究所 | A kind of brushless direct current motor controller in hydraulic system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: TONGHAO WANQUAN SIGNAL EQUIPMENT CO., LTD. Free format text: FORMER NAME: ZHEJIANG WANQUAN SIGNAL EQUIPMENT CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 317500 Shuguang Road, Wenling Economic Development Zone, Taizhou, Zhejiang Patentee after: CRSC WANQUAN SIGNAL EQUIPMENT COMPANY LTD. Address before: 317500 Shuguang Road, Zhejiang Economic Development Zone Patentee before: Zhejiang Wanquan Signal Equipment Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120905 |