CN205377736U - Embedded [electric] motor coach variable frequency air conditioner integration controller - Google Patents
Embedded [electric] motor coach variable frequency air conditioner integration controller Download PDFInfo
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- CN205377736U CN205377736U CN201521032899.1U CN201521032899U CN205377736U CN 205377736 U CN205377736 U CN 205377736U CN 201521032899 U CN201521032899 U CN 201521032899U CN 205377736 U CN205377736 U CN 205377736U
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Abstract
The utility model discloses an embedded [electric] motor coach variable frequency air conditioner integration controller, its three phase current and converter temperature detection module three phase current detection interface insert three phase voltage type converter respectively, three phase current and converter temperature detection module's temperature probe sets up on three phase voltage type converter casing, motor rotation number and temperature detection module's motor rotation number signal input part connects air -conditioner fan, motor rotation number and temperature detection module's temperature probe sets up on the air -conditioner fan casing, three phase current and converter temperature detection module, motor rotation number and temperature detection module and direct current busbar voltage detection module's signal output part all connects the control parameter input of embedded control chip, the control signal output of embedded control chip passes through the control end of PWM signal isolation and drive module connection three phase voltage type converter. The utility model discloses can reduce [electric] motor coach variable frequency air conditioner's energy consumption.
Description
Technical field
This utility model relates to Special alternating-current motor frequency conversion and controls technical field, in particular to a kind of embedded electronic passenger car variable-frequency air conditioner integrated controller.
Background technology
In air conditioner for electric motor coach system, it is necessary to the motor that variable speed controls is mainly compressor, the outer blower fan of car and car inner blower.These motors are all the major control objects in frequency-conversion air-conditioning system, are also main energy consumption equipments.The Control Method of Inverter Air Conditioner being generally adopted at present is single frequency-changing control system, namely the motor of compressor is controlled separately through controller, this mode is difficult to reach good air-conditioning seasonal energy efficiency ratio (seer) (SEER), when indoor temperature is not as high close to design temperature or ambient temperature, frequency-changeable compressor operates with the slow-speed of revolution mostly.At this moment electrical power is relatively low, if outdoor fan now still uses single speed blower fan, often the power consumption of blower fan and compressor quite, even surmount the power consumption of compressor, thus having a strong impact on air conditioner for electric motor coach seasonal energy efficiency ratio (seer) index.
Utility model content
This utility model purpose is just to provide a kind of embedded electronic passenger car variable-frequency air conditioner integrated controller, this controller passes through voltage or the electric current of closed loop control ac motor, complete the driving torque of motor and the control of direction of rotation, thus reducing the energy consumption of electric motor coach convertible frequency air-conditioner.
nullA kind of embedded electronic passenger car variable-frequency air conditioner integrated controller of offer of the present utility model，It includes air-conditioning draught fan、Three-phase voltage type converter、Set of cells for three-phase voltage type inverter supply，The three phase variable frequency signaling interface of this three-phase voltage type converter connects the three phase variable frequency signaling interface that air-conditioning draught fan is corresponding，It also includes PWM (PulseWidthModulation，Pulse width modulation) signal isolation and drive module、Three-phase current and converter temperature detecting module、Motor speed and temperature detecting module、DC bus-bar voltage detection module、Power module、Embedded control chip and accessory power supply，Wherein，First power interface of power module connects the input of DC bus-bar voltage detection module，The second source interface of power module connects pwm signal isolation and drives the feeder ear of module，3rd power interface of power module connects the main power source interface of embedded control chip，The power interface of accessory power supply connects the auxiliary power interface of embedded control chip，Three three-phase current detection interfaces of three-phase current and converter temperature detecting module connect the three phase variable frequency signaling interface that three-phase voltage type converter is corresponding respectively，The temperature probe of three-phase current and converter temperature detecting module is arranged on three-phase voltage type frequency converter shell，The motor speed signal input of motor speed and temperature detecting module connects the tach signal outfan of air-conditioning draught fan，The temperature probe of motor speed and temperature detecting module is arranged on the housing of air-conditioning draught fan，Three-phase current and converter temperature detecting module、The signal output part of motor speed and temperature detecting module and DC bus-bar voltage detection module is all connected with the control parameter input of embedded control chip，The control signal outfan of embedded control chip connects pwm signal isolation and drives the control signal input of module，The over-voltage over-current protection signal output part of pwm signal isolation and driving module connects the over-voltage over-current protection signal input part of embedded control chip，The control signal outfan of pwm signal isolation and driving module connects the control end of three-phase voltage type converter.
The electric motor coach convertible frequency air-conditioner integrated controller of this utility model design is closed loop control form, utilize three-phase electricity flow valuve feedback parameter, converter Temperature Feedback parameter, motor speed feedback parameter, motor temperature feedback parameter and DC bus-bar voltage feedback parameter embedded control chip, pwm signal isolation and drive module, three-phase voltage type converter control under realize the accurate control to air-conditioning draught fan, ensure that air conditioner for electric motor coach has good air-conditioning seasonal energy efficiency ratio (seer), reduce the comprehensive energy consumption of electric automobile.It addition, whole system has the features such as volume is little, lightweight, simple and compact for structure, efficiency is high, response is fast, speed adjustable range is wide, defencive function is strong.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present utility model；
Wherein, 1 air-conditioning draught fan, 2 three-phase voltage type converters, 3 pwm signal isolation and driving module, 4 three-phase currents and converter temperature detecting module, 5 motor speeds and temperature detecting module, 6 DC bus-bar voltage detection modules, 7 set of cells, 8 power modules, 9 embedded control chip, 10 driving condition signal output module, 11 electricity driving controller control signal input module, 12 accessory power supplys, 13 CAN communication modules.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
nullThe embedded electronic passenger car variable-frequency air conditioner integrated controller of one as shown in Figure 1，It includes air-conditioning draught fan 1、Three-phase voltage type converter 2、Set of cells 7 for three-phase voltage type converter 2 power supply，The three phase variable frequency signaling interface of this three-phase voltage type converter 2 connects the three phase variable frequency signaling interface of air-conditioning draught fan 1 correspondence，It also includes pwm signal isolation and drives module 3、Three-phase current and converter temperature detecting module 4、Motor speed and temperature detecting module 5、DC bus-bar voltage detection module 6、Power module 8、Embedded control chip 9 and accessory power supply 12，Wherein，First power interface of power module 8 connects the input of DC bus-bar voltage detection module 6，The second source interface of power module 8 connects pwm signal isolation and drives the feeder ear of module 3，3rd power interface of power module 8 connects the main power source interface of embedded control chip 9，The power interface of accessory power supply 12 connects the auxiliary power interface of embedded control chip 9，Three three-phase current detection interfaces of three-phase current and converter temperature detecting module 4 connect the three phase variable frequency signaling interface of three-phase voltage type converter 2 correspondence respectively，The temperature probe of three-phase current and converter temperature detecting module 4 is arranged on three-phase voltage type converter 2 housing，The motor speed signal input of motor speed and temperature detecting module 5 connects the tach signal outfan of air-conditioning draught fan 1，The temperature probe of motor speed and temperature detecting module 5 is arranged on the housing of air-conditioning draught fan 1，Three-phase current and converter temperature detecting module 4、The signal output part of motor speed and temperature detecting module 5 and DC bus-bar voltage detection module 6 is all connected with the control parameter input of embedded control chip 9，The control signal outfan of embedded control chip 9 connects pwm signal isolation and drives the control signal input of module 3，(transistor in embedded control chip 9 is carried out over-voltage over-current protection to the over-voltage over-current protection signal input part of the over-voltage over-current protection signal output part connection embedded control chip 9 of pwm signal isolation and driving module 3 by pwm signal isolation and driving module 3，Ensure that the safe and stable operation of embedded control chip 9)，The control signal outfan of pwm signal isolation and driving module 3 connects the control end of three-phase voltage type converter 2.
In technique scheme, embedded control chip 9 selection is 32 fixed point electric machine speed regulation special ARM chip STM32F103ZET6 of ST company.Owing to being integrated with serial communication interface, SPI interface in this ARM chip, CAN interface, 12 tunnels being particularly integrated with dead band able to programme function compare/event manager module of pulsewidth modulation passage and test the speed with orthogonal coding module and up to 40 users can interrupt source, make to control the Hardware Design to be greatly simplified, and being formed of SVPWM waveform only need to be calculated the action time of each space voltage vector by vector control algorithm thus obtaining each phase on time, thus simplifying the design of main control software to a certain extent.
In technique scheme, owing to frequency changer direct current bus voltage unavoidably exists larger interference, therefore when three-phase voltage type converter 2 is regulated and controled, also need frequency changer direct current bus magnitude of voltage as one of Rule of judgment.
In technique scheme, for preventing pwm signal isolation and driving interfering between module 3 and embedded control chip 9, pwm signal is isolated and drives module 3 and embedded control chip 9 individually to power, and digital display circuit power supply, A/D (analog digital conversion) reference voltage, communication module power supply (being 5V) are separately, improve the capacity of resisting disturbance of system.
In technique scheme, it also includes electricity driving controller control signal input module 11, and the signal output part of described electricity driving controller control signal input module 11 connects the control parameter input of embedded control chip 9.
In technique scheme, it also includes driving condition signal output module 10, and the driving condition signal communication ends of described embedded control chip 9 connects the communication ends of driving condition signal output module 10.The control information of air-conditioning draught fan 1 is passed through to display to driving condition signal output module 10 by embedded control chip 9.
In technique scheme, it also includes CAN (ControllerAreaNetwork, controller local area network) bus communication module 13, and the CAN interface of described embedded control chip 9 connects the communication ends of CAN communication module 13.Realize the transmission of drive system data and the reception of control instruction parameter.
nullDuring utility model works: set of cells 7 powers to three-phase voltage type converter 2，Power module 8 and accessory power supply 12 power to embedded control chip 9，Power module 8 is returned pwm signal isolation and drives module 3 to power，Three-phase voltage type converter 2 controls air-conditioning draught fan 1 and runs，Three-phase current and converter temperature detecting module 4 detect the real-time temperature values of three-phase electricity flow valuve that three-phase voltage type converter 2 exports and converter and are transported to embedded control chip 9，Motor speed and temperature detecting module 5 detect the real-time tachometer value of air-conditioning draught fan 1 and the real-time temperature values of air-conditioning draught fan 1 and are transported to embedded control chip 9，DC bus-bar voltage detection module 6 detects the DC bus-bar voltage parameter of power module 8 and is transported to embedded control chip 9，Simultaneously，Passenger vehicle is started by electricity driving controller control signal input module 11、Accelerate、Slow down、Reversing and battery charging control signal carry out detecting and be transported to embedded control chip 9，Embedded control chip 9 is according to above-mentioned three-phase electricity flow valuve、The real-time temperature values of converter、The real-time tachometer value of air-conditioning draught fan、The real-time temperature values of air-conditioning draught fan 1、The DC bus-bar voltage parameter of power module 8 and passenger vehicle start、Accelerate、Slow down、Reversing and battery charging control signal carry out comprehensive descision，And finally carry PWM control to pwm signal isolation and driving module 3，The work process of air-conditioning draught fan 1 is regulated and controled thereby through three-phase voltage type converter 2，Coach air conditioner is made to have good air-conditioning seasonal energy efficiency ratio (seer).
The content that this specification is not described in detail belongs to the known prior art of professional and technical personnel in the field.
Claims (1)
- null1. an embedded electronic passenger car variable-frequency air conditioner integrated controller，It includes air-conditioning draught fan (1)、Three-phase voltage type converter (2)、For the set of cells (7) that three-phase voltage type converter (2) is powered，The three phase variable frequency signaling interface of this three-phase voltage type converter (2) connects the three phase variable frequency signaling interface that air-conditioning draught fan (1) is corresponding，It is characterized in that: it also includes pwm signal isolation and drives module (3)、Three-phase current and converter temperature detecting module (4)、Motor speed and temperature detecting module (5)、DC bus-bar voltage detection module (6)、Power module (8)、Embedded control chip (9) and accessory power supply (12)，Wherein，First power interface of power module (8) connects the input of DC bus-bar voltage detection module (6)，The second source interface of power module (8) connects pwm signal isolation and drives the feeder ear of module (3)，3rd power interface of power module (8) connects the main power source interface of embedded control chip (9)，The power interface of accessory power supply (12) connects the auxiliary power interface of embedded control chip (9)，Three three-phase current detection interfaces of three-phase current and converter temperature detecting module (4) connect the three phase variable frequency signaling interface that three-phase voltage type converter (2) is corresponding respectively，The temperature probe of three-phase current and converter temperature detecting module (4) is arranged on three-phase voltage type converter (2) housing，The motor speed signal input of motor speed and temperature detecting module (5) connects the tach signal outfan of air-conditioning draught fan (1)，The temperature probe of motor speed and temperature detecting module (5) is arranged on the housing of air-conditioning draught fan (1)，Three-phase current and converter temperature detecting module (4)、The signal output part of motor speed and temperature detecting module (5) and DC bus-bar voltage detection module (6) is all connected with the control parameter input of embedded control chip (9)，The control signal outfan of embedded control chip (9) connects pwm signal isolation and drives the control signal input of module (3)，The over-voltage over-current protection signal output part of pwm signal isolation and driving module (3) connects the over-voltage over-current protection signal input part of embedded control chip (9)，The control signal outfan of pwm signal isolation and driving module (3) connects the control end of three-phase voltage type converter (2)；It also includes electricity driving controller control signal input module (11), and the signal output part of described electricity driving controller control signal input module (11) connects the control parameter input of embedded control chip (9)；It also includes driving condition signal output module (10), and the driving condition signal communication ends of described embedded control chip (9) connects the communication ends of driving condition signal output module (10)；It also includes CAN communication module (13), and the CAN interface of described embedded control chip (9) connects the communication ends of CAN communication module (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521032899.1U CN205377736U (en) | 2015-12-11 | 2015-12-11 | Embedded [electric] motor coach variable frequency air conditioner integration controller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521032899.1U CN205377736U (en) | 2015-12-11 | 2015-12-11 | Embedded [electric] motor coach variable frequency air conditioner integration controller |
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| CN205377736U true CN205377736U (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521032899.1U Expired - Fee Related CN205377736U (en) | 2015-12-11 | 2015-12-11 | Embedded [electric] motor coach variable frequency air conditioner integration controller |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108471271A (en) * | 2018-04-16 | 2018-08-31 | 成都市极米科技有限公司 | A kind of projecting apparatus slide motor control method and control device |
| CN108988731A (en) * | 2017-05-31 | 2018-12-11 | 刘庆东 | Electric motor of automobile frequency converter detecting and controlling system |
-
2015
- 2015-12-11 CN CN201521032899.1U patent/CN205377736U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108988731A (en) * | 2017-05-31 | 2018-12-11 | 刘庆东 | Electric motor of automobile frequency converter detecting and controlling system |
| CN108471271A (en) * | 2018-04-16 | 2018-08-31 | 成都市极米科技有限公司 | A kind of projecting apparatus slide motor control method and control device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20201211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |