CN111277178A - New energy automobile motor drive control system - Google Patents

New energy automobile motor drive control system Download PDF

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Publication number
CN111277178A
CN111277178A CN202010272260.XA CN202010272260A CN111277178A CN 111277178 A CN111277178 A CN 111277178A CN 202010272260 A CN202010272260 A CN 202010272260A CN 111277178 A CN111277178 A CN 111277178A
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CN
China
Prior art keywords
port
chip
resistor
capacitor
pole
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Application number
CN202010272260.XA
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Chinese (zh)
Inventor
白琼怡
宁阿敏
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Shenzhen Jing Fang Ying Technology Co ltd
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Shenzhen Jing Fang Ying Technology Co ltd
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Priority to CN202010272260.XA priority Critical patent/CN111277178A/en
Publication of CN111277178A publication Critical patent/CN111277178A/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P6/00Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/08Arrangements for controlling the speed or torque of a single motor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K11/00Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/02Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for suppression of electromagnetic interference
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K11/00Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/25Devices for sensing temperature, or actuated thereby
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K11/00Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/30Structural association with control circuits or drive circuits
    • H02K11/33Drive circuits, e.g. power electronics
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P25/00Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
    • H02P25/02Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the kind of motor
    • H02P25/022Synchronous motors
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P25/00Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
    • H02P25/16Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the circuit arrangement or by the kind of wiring
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P27/00Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/04Arrangements 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
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P29/00Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
    • H02P29/60Controlling or determining the temperature of the motor or of the drive
    • H02P29/68Controlling or determining the temperature of the motor or of the drive based on the temperature of a drive component or a semiconductor component
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P2207/00Indexing scheme relating to controlling arrangements characterised by the type of motor
    • H02P2207/05Synchronous machines, e.g. with permanent magnets or DC excitation
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/64Electric machine technologies in electromobility

Abstract

The invention provides a motor control system and an electric automobile; the motor drive control system comprises a motor control unit and a motor drive module, wherein the motor drive module is connected to the motor control unit, the motor control unit comprises a chip MC56F826, the precision of the motor drive control system is improved, and the driving stability and safety of the electric automobile are guaranteed.

Description

New energy automobile motor drive control system
Technical Field
The application relates to the technical field of electric automobiles, in particular to a motor drive control system and an electric automobile.
Background
The permanent magnet synchronous motor has the advantages of a brushless structure, reliable operation and the like of an alternating current motor, has better speed regulation performance of a direct current motor, and is a hotspot of the research and development and application of the current electric automobile motor. The motor drive control system is one of the core components of the electric automobile, is a main structural component of the electric automobile in running, and the driving performance of the motor drive control system determines the main performance index of the electric automobile in running.
The problem that the stability and the safety of the electric automobile in the driving process are low due to the fact that the control precision of a motor driving system of the existing electric automobile is low is solved. Therefore, a motor control system and an electric vehicle are needed to solve the above technical problems in the prior art.
Disclosure of Invention
The application provides a motor control system and electric automobile, motor drive control system's precision obtains promoting, guarantees the stationarity and the security of electric automobile driving.
The technical scheme adopted by the application is as follows: a motor drive control system comprises a motor control unit and a motor drive module, wherein the motor drive module is connected to the motor control unit, and the motor control unit comprises a chip MC56F 826.
Preferably, the motor control unit further comprises a temperature detection module, wherein the temperature detection module comprises 1 temperature resistor, and one end of the temperature Resistor (RT) is grounded and the other end of the temperature Resistor (RT) is connected to the port GP1OB0 of the chip MC56F 826.
Preferably, a voltage isolation transceiver is further included, the voltage isolation transceiver including a chip TJA1052I and an immunity circuit, the immunity circuit including: 5 electric capacity, 2 resistance, 2 communication ports, wherein: one end of a parallel capacitor (C40) and the other end of a capacitor (C127) are respectively connected with a VDD1 port and a VDD2 port of the chip TJA1052I after being grounded, a TXD port of the chip TJA1052I is connected with a PC (4) port of the chip MC34GD3000, a RXD port of the chip TJA1052I is connected with a PC (3) port of the chip MC34GD3000, the other end of a capacitor (C44) is connected between the TXD port of the chip TJA1052I after being grounded, the RXD port of the capacitor (C43) is connected with a PC (3) port of the chip MC34GD3000 after being grounded, and the other end of the capacitor (C44) is connected between the TXD port of the chip TJA1052I after being grounded, and a resistor (R156) and a communication port (J8) which are connected with a communication port (J6) and a communication port (J8) which are connected in series are respectively connected with a CANH port and a CANL port (CANL) of the chip TJA1052I and a resistor (J63.
Preferably, the device further comprises an interaction unit, the interaction unit comprises a second anti-interference module, the second anti-interference module comprises 1 chip AT24C512, 2 capacitors and 2 diodes, one end of the capacitor (C47) and the diode (D10) after being connected in parallel is connected to an a1 port of the chip AT24C512, one end of the capacitor (C48) and the diode (D11) after being connected in parallel is connected to an AO port of the chip AT24C512, and the other end of the capacitor (C47) and the other end of the capacitor (C48) are grounded.
Preferably, the interaction unit further comprises a communication module comprising 1 chip IS25LQ040B, 1 physical interface, 6 resistors, 7 capacitors, one end of a resistor (R24) and a capacitor (C45) which are connected in parallel IS connected to an SCK port of the chip IS25LQ040B, one end of the resistor (R26) and the capacitor (C46) which are connected in parallel IS connected to a CE #1 port of the chip IS25LQ040B, one end of a capacitor (C49) IS connected to a VCC port of the chip IS25LQ040B and then grounded, one end of the resistor (R23) and the capacitor (C53) which are connected in parallel IS connected to a HOLD port of the physical interface (R152), one end of the resistor (R25) and the capacitor (C52) which are connected in parallel IS connected to a WP # port of the physical interface (R152), one end of the resistor (R27) and the capacitor (C51) which are connected in parallel IS connected to an S0 port of the physical interface (R152), and one end of the resistor (R28) and the capacitor (C50) which are connected in parallel IS connected to.
Preferably, the motor drive module further comprises a chip MC34GD3000 and a first interference rejection circuit, the first interference rejection circuit comprising 17 resistors, wherein the resistors (R131, R134, R133, R135, R130, R132, R136, R138, R137, R99, R101, R96, R102, R95, R97, R98, R100) are connected to the PA (10) port-PH (3) port of the chip MC56F826 and the PC-LS port-phasa port of the chip MC34GD3000, respectively.
Preferably, the motor driving module further includes a 3-way signal execution circuit, and the 3-way signal execution circuit includes: 6 MOS pipes, 6 diodes, 3 electric capacity, 12 resistances, wherein:
the two ends of the resistor (R109) are respectively connected with the G pole and the S pole of a MOS tube (Q7), and then one end of the resistor (R103) and the diode (D13) which are connected in parallel in series is connected to the PA-HS-G port of the chip MC34GD3000, the D pole of the MOS tube (Q7) is connected to the VSUP port of the chip MC34GD3000, the two ends of the resistor (R108) are respectively connected with the G pole and the S pole of the MOS tube (Q8), then one end of the resistor (R104) and the diode (D14) which are connected in parallel in series is connected to the PA-LS-G port of the chip MC34GD3000, and the D pole of the MOS tube (Q8) is connected to the S pole of the MOS tube (Q7);
the two ends of the resistor (R111) are respectively connected with the G pole and the S pole of the MOS tube (Q9), the end of the resistor (R106) and the diode (D16) which are connected in series in parallel is connected to the PB-HS-G port of the chip MC34GD3000, the D pole of the MOS tube (Q9) is connected to the VSUP port of the chip MC34GD3000, the two ends of the resistor (R110) are respectively connected with the G pole and the S pole of the MOS tube (Q10), the end of the resistor (R105) and the diode (D15) which are connected in parallel in series is connected to the PB-LS-G port of the chip MC34GD3000, and the D pole of the MOS tube (Q10) is connected to the S pole of the MOS tube (Q9);
the two ends of the resistor (R112) are respectively connected with the G pole and the S pole of the MOS tube (Q11), the end of the resistor (R107) and the diode (D17) which are connected in series in parallel is connected to the PC-HS-G port of the chip MC34GD3000, the D pole of the MOS tube (Q11) is connected to the VSUP port of the chip MC34GD3000, the two ends of the resistor (R147) are respectively connected with the G pole and the S pole of the MOS tube (Q12), the end of the resistor (R141) and the diode (D18) which are connected in parallel in series is connected to the PC-LS-G port of the chip MC34GD3000, and the D pole of the MOS tube (Q12) is connected to the S pole of the MOS tube (Q11).
Preferably, the motor driving module further includes a signal detection circuit, the signal detection circuit including: and 10 resistors, wherein one end of the resistor (R140), the resistor (R143) and the resistor (R142) after serial connection is connected to the AMP-OUT port of the chip MC34GD3000 and the other end thereof is connected to the AMP-N port of the chip MC34GD3000, one end of the resistor (R144), the resistor (R146) and the resistor (R145) after serial connection is connected to the AMP-OUT port of the chip MC34GD3000 and the other end thereof is connected to the AMP-N port of the chip MC34GD3000, one end of the resistor (R148), the resistor (R150) and the resistor (R149) after serial connection is connected to the AMP-OUT port of the chip MC34GD3000 and the other end thereof is connected to the AMP-N port of the chip MC34GD3000, and one end of the resistor (R139) is connected to the AMP-N port of the chip MC34GD3000 and the other end thereof is connected to the AMP-P port of the chip MC34GD 3000.
Preferably, the system further comprises a configuration module, wherein the configuration module comprises a status transmission module and a signal diagnosis module, wherein:
the state transmission module is connected to the chip MC56F826, and comprises 1 chip MAX14946, 1 signal isolation transmission transformer, 2 diodes, 1 communication interface, 3 capacitors, and 4 resistors, wherein the resistors (R90, R91, R92, and R93) are respectively connected to RXD port, RE port, DE port, and TXD port of the chip MAX14946 (U6), 1 to 3 pins of the communication interface (J10) are respectively connected to GNDA port, A port, and B port of the chip MAX14946 (U6), one end of the capacitor (C101) is grounded, and the other end thereof is respectively connected to VDDA port and VDD port of the chip MAX14946 (U6), the 1 st lead and the 3 rd lead of the primary coil end of the signal isolation transmission transformer (T2) are respectively connected to TD2 and TD1 of the chip MAX14946 (U6), one end of the capacitor (C100) is connected to the ground of the first lead of the signal isolation transmission transformer (T2), a 16 th pin and a 4 th pin in a secondary coil of the signal isolation transmission transformer (T2) are respectively connected with diodes (D16, D13) in series, then connected with a capacitor (C102) in series and then grounded; and the number of the first and second groups,
the signal diagnosis module is connected to the chip MC56F826 and comprises a chip DS28C36, 1 communication interface, 1 capacitor and 2 resistors, wherein the communication interface (J2) is respectively connected to a PIOB port and a PIOA port of the chip DS28C36, the resistor (R129) and the resistor (R94) are connected in series and then connected to an SCL port of the chip DS28C36, one end of the capacitor (C110) is respectively connected to a VCC port of the chip DS28C36, and the back between the resistor (R129) and the resistor (R94) is grounded.
The present application further provides an electric vehicle comprising a motor drive control system according to the above.
By adopting the technical scheme, the application at least has the following technical effects:
the application provides a motor control system and electric automobile has promoted the control accuracy of motor, ensures the stationarity and the security of electric automobile driving.
Drawings
Fig. 1 is a flowchart of a monitoring method for a scenario in which an intelligent device is located according to a first embodiment of the present application;
fig. 2 is a flowchart of a monitoring method for a scenario in which an intelligent device is located according to a second embodiment of the present application.
10-a motor drive control system; 100-a motor control unit; 110-a motor drive module; 120-configuration module; 130-voltage isolation transceiver; 140-interaction unit.
Detailed Description
To further clarify the technical measures and effects taken by the present application to achieve the intended purpose, the present application will be described in detail below with reference to the accompanying drawings and preferred embodiments.
The application provides a motor control system can promote the control accuracy of motor, guarantees the stationarity and the security of electric automobile driving. The motor control system of the present application and its various parts will be described in detail below.
Example one
As shown in fig. 1, the motor driving control system 10 provided in this embodiment includes a motor control unit 100 and a motor driving module 110, wherein the motor driving module 110 is connected to the motor control unit 100, and the motor driving module 110 includes a chip MC33GD 3000.
The motor control unit 100 transmits a driving signal to the motor driving module 110 so that the motor driving module 110 controls the operation state of the motor.
The chip MC33GD3000 includes three high-side fet predrivers and three low-side fet predrivers, and three external bootstrap capacitors can improve the conversion efficiency of the gate charge-side fets. The chip MC33GD3000 interfaces with the motor control unit 100 through six direct input control signals for device setup, asynchronous reset, enable and interrupt signals between the motor control unit 100 and the motor drive module 110. The working voltage of the chip MC33GD3000 can be set within the range of 8.0V to 40V, and the expandable voltage range is 6.0V to 60V; the grid driving capability is larger than 1.0A, the protection function is realized, and the reverse charge injection of external FETs CGD and CGS is prevented; the chip MC33GD3000 includes a charge pump that supports full-scale driving of the FETs at low battery voltages; dead time can be set through the SPI port, and the function of synchronous output is realized through a safe SPI instruction; in addition, the working temperature can reach-40 ℃ to +125 ℃.
Example two
As shown in fig. 2, based on the first embodiment, in the motor drive control system provided in this embodiment, the motor control unit 100 includes a chip MPC5646, and the motor drive module 110 further includes a first anti-jamming circuit, where the first anti-jamming circuit includes 17 resistors, where the resistors R131, R134, R133, R135, R130, R132, R136, R138, R137, R99, R101, R96, R102, R95, R97, R98, and R100 are respectively connected to a PA10 port-PH 3 port of the chip MPC5646 and a PC-LS port-phasa port of the chip MC33GD 3000.
The chip MPC5646 can realize e200z4d bidirectional transmission, is a CPU compatible with a 32-bit core power supply architecture, the frequency of the CPU is as high as 80MHz, the transmission speed is as high as 120MHz, and the length variable code (VLE) is adopted; the on-chip flash memory of Nexus3 and up to 3MB is supported, and a buffer area is arranged on a flash memory page, so that the access time is favorably improved; the MPC5646 chip with the size of 256KB has a data flash memory with the SRAM of 64KB, and can support EEPROM simulation; up to 16 semaphores across all slave ports, the driver can select support in the low power mode of MBIST: a memory protection unit of the stop, ALT, STBY16 region; the multi-bus controller accesses the peripheral equipment, the flash memory and the cross switch structure of the SRAM in parallel; a 32-channel eDMA controller with DMAMUX; timer-supported input/output channels providing 16-bit input capture, output comparison, and PWM functions (eMIOS); 2 analog-to-digital converters (ADCs): one 10 bit and one 12 bit; a maximum of 8 serial interfaces (DSPI), a maximum of 10 serial communication interfaces (LINFlex), mers (pit) with 32-bit counter resolution.
The resistors R131, R134, R133, R135, R130, R132, R136, R138, R137, R99, R101, R96, R102, R95, R97, R98 and R100 realize the interference resistance of communication transmission between the motor control unit and the motor drive module.
In the motor driving control system of this embodiment, the motor driving module 110 further includes 3 signal execution circuits, and the 3 signal execution circuits include: 6 MOS pipes, 6 diodes, 3 electric capacity, 12 resistances, wherein:
the two ends of the resistor R109 are respectively connected with the G pole and the S pole of the MOS tube Q7, and then connected with the resistor R103 and the diode D13 which are connected in parallel in series, and then one end of the resistor R7 is connected with the VSUP port of the chip MC33GD3000, the two ends of the resistor R108 are respectively connected with the G pole and the S pole of the MOS tube Q8, and then connected with the resistor R104 and the diode D14 which are connected in parallel in series, and then one end of the resistor R7 is connected with the PA-LS-G port of the chip MC33GD3000, and the D pole of the MOS tube Q8 is connected with the S pole of the MOS tube Q7;
the two ends of the resistor R111 are respectively connected with the G pole and the S pole of the MOS tube Q9, the end of the resistor R106 and the diode D16 which are connected in parallel in series is connected to the PB-HS-G port of the chip MC33GD3000, the D pole of the MOS tube Q9 is connected to the VSUP port of the chip MC33GD3000, the two ends of the resistor R110 are respectively connected with the G pole and the S pole of the MOS tube Q10, the end of the resistor R105 and the diode D15 which are connected in parallel in series is connected to the PB-LS-G port of the chip MC33GD3000, and the D pole of the MOS tube Q10 is connected to the S pole of the MOS tube Q9;
the two ends of the resistor R112 are respectively connected with the G pole and the S pole of the MOS tube Q11, the end of the resistor R107 and the diode D17 which are connected in parallel in series is connected to the PC-HS-G port of the chip MC33GD3000, the D pole of the MOS tube Q11 is connected to the VSUP port of the chip MC33GD3000, the two ends of the resistor R147 are respectively connected with the G pole and the S pole of the MOS tube Q12, the end of the resistor R141 and the diode D18 which are connected in parallel in series is connected to the PC-LS-G port of the chip MC33GD3000, and the D pole of the MOS tube Q12 is connected to the S pole of the MOS tube Q11.
The signal execution circuit sends a driving signal for controlling the motor to operate by the motor driving module 110 to the motor, and the 3-path signal execution circuit is connected with a three-phase circuit of the motor. The capacitors C105, C106, and C107 are driving capacitors for driving the MOS transistors, the resistors R103, R106, R107, R104, R105, and R141 are current limiting resistors for driving the MOS transistors, and the resistors R109, R111, R112, R108, R110, and R147 are used for protecting the MOS transistors.
The chip MC33GD3000 sends a starting signal to the motor, the MOS tubes Q7 and Q9 are conducted, power is supplied to the battery, and the motor is started.
In the motor drive control system of this embodiment, the motor drive module further includes a signal detection circuit, and the signal detection circuit includes: and 10 resistors, wherein one end of the resistor R140, the resistor R143 and the resistor R142 after being connected in series is connected to an AMP-OUT port of the chip MC33GD3000 and the other end thereof is connected to an AMP-N port of the chip MC33GD3000, one end of the resistor R144, the resistor R146 and the resistor R145 after being connected in series is connected to an AMP-OUT port of the chip MC33GD3000 and the other end thereof is connected to an AMP-N port of the chip MC33GD3000, one end of the resistor R148, the resistor R150 and the resistor R149 after being connected in series is connected to an AMP-OUT port of the chip MC33GD3000 and the other end thereof is connected to an AMP-N port of the chip MC33GD3000, and one end of the resistor R139 is connected to an AMP-N port of the chip MC33GD3000 and the other end thereof is connected to.
The resistor R140, the resistor R142, the resistor R145, the resistor R149, the resistor R139, and the resistor R144 are used to detect a motor feedback signal, and the resistor R143, the resistor R146, and the resistor R150 are resistors used to detect a motor current. The diodes D16, D15, D17, D13, D14 and D18 accelerate the conduction of the MOS tube.
EXAMPLE III
As shown in fig. 2, on the basis of the above embodiment, the motor drive control system of the present embodiment further includes a voltage isolation transceiver 130, where the voltage isolation transceiver 130 includes a chip TJA1052I and an anti-jamming circuit, and the anti-jamming circuit includes: 4 electric capacity, 2 resistance, 2 communication ports, wherein: one end of a parallel capacitor C40 and the other end of a capacitor C127 are grounded and then connected with VDD1 and VDD2 ports of a chip TJA1052I, a TXD port of the chip TJA1052I is connected with a PC4 port of a chip MC33GD3000, an RXD port of the chip TJA1052I is connected with a PC3 port of the chip MC33GD3000, the other end of a capacitor C44 is connected with a TXD port of a chip TJA1052I and connected between PC4 ports of the chip MC33GD3000, the other end of a capacitor C43 is connected with an RXD port of the chip TJA1052I and connected to a PC3 port of the chip MC33GD3000, a series resistor R155 and a resistor R156 are connected with a series communication port J6 and a communication port J8 in parallel and then connected with a CANH port and a CANL port of the chip TJA1052I, and a ground is connected between the resistor R155 and the.
TJA1052I is a high-speed CAN transceiver that provides a protocol controller for differential transmit and receive capabilities for CAN bus transmissions. The voltage isolation transceiver integrates the voltage isolation and the transceiver into a circuit, the structure is compact, and the reliability of a circuit module is improved due to fewer elements in the circuit.
Example four
As shown in fig. 2, on the basis of the foregoing embodiment, the motor drive control system provided in this embodiment further includes an interaction unit, where the interaction unit includes a second anti-interference module and a communication module, where:
the second anti-interference module comprises 1 chip AT24C512, 2 capacitors and 2 diodes, wherein one end of the capacitor C47 connected with the diode D10 in parallel is connected to an A1 port of the chip AT24C512, one end of the capacitor C48 connected with the diode D11 in parallel is connected to an AO port of the chip AT24C512, and the other end of the capacitor C47 and the other end of the capacitor C48 are grounded; and the number of the first and second groups,
the communication module comprises 1 chip IS25LQ040B, 1 physical interface, 6 resistors and 7 capacitors, wherein one end of the resistor R24 and the capacitor C45 after being connected in parallel IS connected to an SCK port of the chip IS25LQ040B, one end of the resistor R26 and the capacitor C46 after being connected in parallel IS connected to a CE #1 port of the chip IS25LQ040B, one end of the capacitor C49 IS connected to a VCC port of the chip IS25LQ040B and then grounded, one end of the resistor R23 and the capacitor C53 after being connected in parallel IS connected to a HOLD port of the physical interface R152, one end of the resistor R25 and the capacitor C52 after being connected in parallel IS connected to a WP # port of the physical interface R152, one end of the resistor R27 and the capacitor C51 after being connected in parallel IS connected to an S0 port of the physical interface R152, and one end of the resistor R28 and the capacitor C50 after being connected in parallel.
The diodes D10 and D11 are used for preventing interference in signal transceiving between the motor control module and the storage chip of the chip AT24C512, the capacitors C47 and C48 are used for filtering, the resistors R24 and R26 realize the interference in signal transceiving between the chip AT24C512 and the chip IS25LQ040BFLASH chip, the capacitors C45, C46 and C49 are used for filtering, the capacitors C50, C51, C52 and C53 are used for filtering, and the resistors R23, R25, R27 and R28 are used for transmitting the content of the chip IS25LQ040B to the physical interface R152 of the LCD display screen so as to display relevant information of the motor, such as working voltage, working current, real-time temperature, working speed and the like to a driver.
EXAMPLE five
As shown in fig. 2, based on the above embodiment, in the motor drive control system provided in this embodiment, the motor control unit 100 further includes a temperature detection module, the temperature detection module includes 1 temperature resistor, and one end of the temperature resistor RT is grounded and then the other end thereof is connected to the port GP1OB0 of the MPC 5646.
The temperature detection module is used for detecting the working temperature of the motor and sending the working temperature of the motor to the display unit through the motor control unit 100 for the driver to check.
EXAMPLE six
As shown in fig. 2, on the basis of the above embodiment, the motor drive control system provided by this embodiment further includes a configuration module 120, where the configuration module 120 includes a status transmission module and a signal diagnosis module,
wherein: the state transmission module is connected to the MPC5646 of the chip, and comprises 1 MAX14946 of the chip, 1 signal isolation transmission transformer, 2 diodes, 1 communication interface, 3 capacitors, and 4 resistors, wherein the resistors R90, R91, R92, and R93 are respectively connected to RXD, RE, DE, and TXD ports of the MAX14946U6 of the chip, 1 to 3 pins of the communication interface J10 are respectively connected to GNDA, a, and B ports of the MAX14946U6 of the chip, one end of the capacitor C101 is grounded, and the other end thereof is respectively connected to VDDA and VDD ports of the chip 14946U6, a1 st lead and a 3 rd lead in a primary winding end of the signal isolation transmission transformer T2 are respectively connected to TD2 and TD1 ports of the MAX14946U6 of the chip, one end of the capacitor C100 is connected to the 2 nd lead in a primary winding of the signal isolation transmission transformer T2 and grounded, a 16 th lead and a 4D lead in a secondary winding of the signal isolation transmission transformer T2 are respectively connected in series and the diode 16 in series D13 is connected in series with capacitor C102 and then grounded.
MAX14946 has effective value of 2.75KV mean square voltage, isolation transmission speed 500kbps, half-duplex RS-485/RS-422, 30kV electrostatic discharge function, T2 is signal isolation transmission transformer, R90, R91, R92, R93 are used for filtering harmonic waves and resisting interference. The state acquisition module has the main function of transmitting the working state of the motor such as working voltage, working current and other information to the display unit so that a driver can know the working state of the motor.
The signal diagnosis module is connected to the chip MPC5646, and the signal diagnosis module comprises a chip DS28C36, 1 communication interface, 1 capacitor and 2 resistors, wherein the communication interface J2 is respectively connected to the PIOB port and the PIOA port of the chip DS28C36, the resistor R129 and the resistor R94 are connected in series and then connected to the SCL port of the chip DS28C36, one end of the capacitor C110 is respectively connected to the VCC port of the chip DS28C36, and the ground is connected between the resistor R129 and the resistor R94.
Resistors R94 and R129 are pull-up resistors, a capacitor C119 has a filtering function, and a chip DS28C36 is a watchdog for monitoring the normal work of a motor control unit.
EXAMPLE seven
As shown in fig. 1, the motor driving control system 10 provided in this embodiment includes a motor control unit 100 and a motor driving module 110, wherein the motor driving module 110 is connected to the motor control unit 100, and the motor control unit 100 includes a MPC 5646.
The motor control unit 100 sends a control signal to the motor driving module 110, so that the motor driving module 110 drives the motor to perform corresponding operations. The related series of processors of the chip MPC5646 provide excellent power consumption control during operation, double performance improvement is realized, and the method is suitable for high-energy-efficiency application. The chip MPC5646 can realize e200z4d bidirectional transmission, is a CPU compatible with a 32-bit core power supply architecture, the frequency of the CPU is as high as 80MHz, the transmission speed is as high as 120MHz, and the length variable code (VLE) is adopted; the on-chip flash memory of Nexus3 and up to 3MB is supported, and a buffer area is arranged on a flash memory page, so that the access time is favorably improved; the MPC5646 chip with the size of 256KB has a data flash memory with the SRAM of 64KB, and can support EEPROM simulation; up to 16 semaphores across all slave ports, the driver can select support in the low power mode of MBIST: a memory protection unit of the stop, ALT, STBY16 region; the multi-bus controller accesses the peripheral equipment, the flash memory and the cross switch structure of the SRAM in parallel; a 32-channel eDMA controller with DMAMUX; timer-supported input/output channels providing 16-bit input capture, output comparison, and PWM functions (eMIOS); 2 analog-to-digital converters (ADCs): one 10 bit and one 12 bit; a maximum of 8 serial interfaces (DSPI), a maximum of 10 serial communication interfaces (LINFlex), mers (pit) with 32-bit counter resolution.
Example eight
As shown in fig. 2, on the basis of the seventh embodiment, in the motor drive control system provided in this embodiment, the motor control unit 100 further includes a temperature detection module, the temperature detection module includes 1 temperature resistor, and one end of the temperature resistor RT is grounded and the other end thereof is connected to the port GP1OB0 of the MPC 5646.
The temperature detection module is used for detecting the working temperature of the motor and sending the working temperature of the motor to the display unit through the motor control unit 100 for the driver to check.
Example nine
As shown in fig. 2, on the basis of the seventh and eighth embodiments, the motor drive control system provided in this embodiment further includes a voltage isolation transceiver 130, where the voltage isolation transceiver includes a chip TJA1052I and an anti-jamming circuit, and the anti-jamming circuit includes: 5 electric capacity, 2 resistance, 2 communication ports, wherein: one end of a parallel capacitor C40 and the other end of a capacitor C127 are grounded and then connected with a VDD1 port and a VDD2 port of a chip TJA1052I, the TXD port of the chip TJA1052I is connected with a PC (4) port of a chip MC33GD3000, the RXD port of the chip TJA1052I is connected with a PC (3) port of the chip MC33GD3000, the other end of a capacitor C44 is connected with a TXD port of a chip TJA1052I and connected between the PC (4) port of the chip MC33GD3000, the RXD port of the capacitor C43 is grounded and then connected with a TXD port of a chip TJA1052I and connected between the PC (3) port of the chip MC33GD3000, a series resistor R155 and a resistor R156 are connected with a CANH port and a CANL port of the chip TJA1052I respectively after being connected with a series communication port J6 and a communication port J8 in parallel, and a.
TJA1052I is a high-speed CAN transceiver that provides a protocol controller for differential transmit and receive capabilities for CAN bus transmissions. The voltage isolation transceiver integrates the voltage isolation and the transceiver into a circuit, the structure is compact, and the reliability of a circuit module is improved due to fewer elements in the circuit.
Example ten
As shown in fig. 2, on the basis of the seventh to ninth embodiments, the motor drive control system provided by this embodiment further includes an interaction unit, where the interaction unit includes a second anti-interference module and a communication module.
The second anti-interference module comprises 1 chip AT24C512, 2 capacitors and 2 diodes, wherein one end of the capacitor C47 connected with the diode D10 in parallel is connected to an A1 port of the chip AT24C512, one end of the capacitor C48 connected with the diode D11 in parallel is connected to an AO port of the chip AT24C512, and the other end of the capacitor C47 and the other end of the capacitor C48 are grounded.
The communication module comprises 1 chip IS25LQ040B, 1 physical interface, 6 resistors and 7 capacitors, wherein one end of the resistor R24 and the capacitor C45 after being connected in parallel IS connected to an SCK port of the chip IS25LQ040B, one end of the resistor R26 and the capacitor C46 after being connected in parallel IS connected to a CE #1 port of the chip IS25LQ040B, one end of the capacitor C49 IS connected to a VCC port of the chip IS25LQ040B and then grounded, one end of the resistor R23 and the capacitor C53 after being connected in parallel IS connected to a HOLD port of the physical interface R152, one end of the resistor R25 and the capacitor C52 after being connected in parallel IS connected to a WP # port of the physical interface R152, one end of the resistor R27 and the capacitor C51 after being connected in parallel IS connected to an S0 port of the physical interface R152, and one end of the resistor R28 and the capacitor C50 after being connected in parallel.
The diodes D10 and D11 are used for preventing interference in signal transceiving between the motor control module and the storage chip of the chip AT24C512, the capacitors C47 and C48 are used for filtering, the resistors R24 and R26 realize the interference in signal transceiving between the chip AT24C512 and the chip IS25LQ040BFLASH chip, the capacitors C45, C46 and C49 are used for filtering, the capacitors C50, C51, C52 and C53 are used for filtering, and the resistors R23, R25, R27 and R28 are used for transmitting the content of the chip IS25LQ040B to the physical interface R152 of the LCD display screen so as to display relevant information of the motor, such as working voltage, working current, real-time temperature, working speed and the like to a driver.
EXAMPLE eleven
As shown in fig. 2, based on the seventh to tenth embodiments, in the motor drive control system provided in this embodiment, the motor drive module further includes a chip MC33GD3000 and a first interference rejection circuit, and the first interference rejection circuit includes 17 resistors, where the resistors R131, R134, R133, R135, R130, R132, R136, R138, R137, R99, R101, R96, R102, R95, R97, R98, and R100 are respectively connected to the PA10 port-PH 3 port of the chip MPC5646 and the PC-LS port-phasa port of the chip MC33GD 3000.
The chip MC33GD3000 includes three high-side fet predrivers and three low-side fet predrivers, and three external bootstrap capacitors can improve the conversion efficiency of the gate charge-side fets. The chip MC33GD3000 interfaces with the motor control unit 100 through six direct input control signals for device setup, asynchronous reset, enable and interrupt signals between the motor control unit 100 and the motor drive module 110. The working voltage of the chip MC33GD3000 can be set within the range of 8.0V to 40V, and the expandable voltage range is 6.0V to 60V; the grid driving capability is larger than 1.0A, the protection function is realized, and the reverse charge injection of external FETs CGD and CGS is prevented; the chip MC33GD3000 includes a charge pump that supports full-scale driving of the FETs at low battery voltages; dead time can be set through the SPI port, and the function of synchronous output is realized through a safe SPI instruction; in addition, the working temperature can reach-40 to +125 ℃.
The resistors R131, R134, R133, R135, R130, R132, R136, R138, R137, R99, R101, R96, R102, R95, R97, R98 and R100 realize the interference resistance of communication transmission between the motor control unit and the motor drive module.
In this embodiment, the motor driving module further includes 3 signal execution circuits, and the 3 signal execution circuits include: 6 MOS pipes, 6 diodes, 3 electric capacity, 12 resistances, wherein:
the two ends of the resistor R109 are respectively connected with the G pole and the S pole of the MOS tube Q7, and then connected with the resistor R103 and the diode D13 which are connected in parallel in series, and then one end of the resistor R7 is connected with the VSUP port of the chip MC33GD3000, the two ends of the resistor R108 are respectively connected with the G pole and the S pole of the MOS tube Q8, and then connected with the resistor R104 and the diode D14 which are connected in parallel in series, and then one end of the resistor R7 is connected with the PA-LS-G port of the chip MC33GD3000, and the D pole of the MOS tube Q8 is connected with the S pole of the MOS tube Q7;
the two ends of the resistor R111 are respectively connected with the G pole and the S pole of the MOS tube Q9, the end of the resistor R106 and the diode D16 which are connected in parallel in series is connected to the PB-HS-G port of the chip MC33GD3000, the D pole of the MOS tube Q9 is connected to the VSUP port of the chip MC33GD3000, the two ends of the resistor R110 are respectively connected with the G pole and the S pole of the MOS tube Q10, the end of the resistor R105 and the diode D15 which are connected in parallel in series is connected to the PB-LS-G port of the chip MC33GD3000, and the D pole of the MOS tube Q10 is connected to the S pole of the MOS tube Q9;
the two ends of the resistor R112 are respectively connected with the G pole and the S pole of the MOS tube Q11, the end of the resistor R107 and the diode D17 which are connected in parallel in series is connected to the PC-HS-G port of the chip MC33GD3000, the D pole of the MOS tube Q11 is connected to the VSUP port of the chip MC33GD3000, the two ends of the resistor R147 are respectively connected with the G pole and the S pole of the MOS tube Q12, the end of the resistor R141 and the diode D18 which are connected in parallel in series is connected to the PC-LS-G port of the chip MC33GD3000, and the D pole of the MOS tube Q12 is connected to the S pole of the MOS tube Q11.
The signal execution circuit sends a driving signal for controlling the motor to operate by the motor driving module 110 to the motor, and the 3-path signal execution circuit is connected with a three-phase circuit of the motor. The capacitors C105, C106, and C107 are driving capacitors for driving the MOS transistors, the resistors R103, R106, R107, R104, R105, and R141 are current limiting resistors for driving the MOS transistors, and the resistors R109, R111, R112, R108, R110, and R147 are used for protecting the MOS transistors.
In this embodiment, the motor drive module further includes a signal detection circuit, and the signal detection circuit includes: and 10 resistors, wherein one end of the resistor R140, the resistor R143 and the resistor R142 after being connected in series is connected to an AMP-OUT port of the chip MC33GD3000 and the other end thereof is connected to an AMP-N port of the chip MC33GD3000, one end of the resistor R144, the resistor R146 and the resistor R145 after being connected in series is connected to an AMP-OUT port of the chip MC33GD3000 and the other end thereof is connected to an AMP-N port of the chip MC33GD3000, one end of the resistor R148, the resistor R150 and the resistor R149 after being connected in series is connected to an AMP-OUT port of the chip MC33GD3000 and the other end thereof is connected to an AMP-N port of the chip MC33GD3000, and one end of the resistor R139 is connected to an AMP-N port of the chip MC33GD3000 and the other end thereof is connected to.
The resistor R140, the resistor R142, the resistor R145, the resistor R149, the resistor R139, and the resistor R144 are used to detect a motor feedback signal, and the resistor R143, the resistor R146, and the resistor R150 are resistors used to detect a motor current. The diodes D16, D15, D17, D13, D14 and D18 accelerate the conduction of the MOS tube.
Example twelve
As shown in fig. 2, on the basis of the seventy-eleven embodiment, the configuration module 120 is further included, and the configuration module 120 includes a status transmission module and a signal diagnosis module.
The state transmission module is connected to the MPC5646 of the chip, and includes 1 MAX14946 of the chip, 1 signal isolation transmission transformer, 2 diodes, 1 communication interface, 3 capacitors, and 4 resistors, wherein the resistors R90, R91, R92, and R93 are respectively connected to the RXD port, the RE port, the DE port, and the TXD port of the MAX14946U6 of the chip, the 1 to 3 pins of the communication interface J10 are respectively connected to the GNDA port, the a port, and the B port of the MAX14946U6 of the chip, one end of the capacitor C101 is grounded, and the other end thereof is respectively connected to the VDDA port and the VDD port of the MAX14946U6 of the chip, the 1 st lead and the 3 rd lead in the primary coil end of the signal isolation transmission transformer T2 are respectively connected to the TD2 port and the TD1 port of the MAX 6 of the chip, one end of the capacitor C100 is connected to the 2 nd lead in the primary coil of the signal isolation transmission transformer T2, and the second lead and the first lead and the second lead and the D4D 8 lead in the secondary coil of the signal isolation transmission transformer T2, D13 is connected in series with capacitor C102 and then grounded.
MAX14946 has effective value of 2.75KV mean square voltage, isolation transmission speed 500kbps, half-duplex RS-485/RS-422, 30kV electrostatic discharge function, T2 is signal isolation transmission transformer, R90, R91, R92, R93 are used for filtering harmonic waves and resisting interference. The state acquisition module has the main function of transmitting the working state of the motor such as working voltage, working current and other information to the display unit so that a driver can know the working state of the motor.
The signal diagnosis module is connected to the chip MPC5646, and the signal diagnosis module comprises a chip DS28C36, 1 communication interface, 1 capacitor and 2 resistors, wherein the communication interface J2 is respectively connected to the PIOB port and the PIOA port of the chip DS28C36, the resistor R129 and the resistor R94 are connected in series and then connected to the SCL port of the chip DS28C36, one end of the capacitor C110 is respectively connected to the VCC port of the chip DS28C36, and the ground is connected between the resistor R129 and the resistor R94.
Resistors R94 and R129 are pull-up resistors, a capacitor C119 has a filtering function, and a chip DS28C36 is a watchdog for monitoring the normal work of a motor control unit.
EXAMPLE thirteen
On the basis of the above embodiment, the present application further provides an electric vehicle including the motor drive control system according to the above.
The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular description of the preferred embodiments, as illustrated in the accompanying drawings.

Claims (10)

1. A motor drive control system is characterized by comprising a motor control unit and a motor drive module, wherein the motor drive module is connected to the motor control unit, and the motor control unit comprises a chip MPC 5646.
2. The motor drive control system of claim 1, wherein the motor control unit further comprises a temperature detection module, the temperature detection module comprises 1 temperature resistor, one end of the temperature Resistor (RT) is grounded and the other end is connected to GP1OB0 port of the MPC5646 chip.
3. The motor drive control system of claim 1 or 2, further comprising a voltage isolation transceiver comprising a chip TJA1052I and a tamper resistant circuit comprising: 5 electric capacity, 2 resistance, 2 communication ports, wherein: one end of a parallel capacitor (C40) and the other end of a capacitor (C127) are connected with VDD1 and VDD2 ports of the TJA1052I after being grounded, a TXD port of the TJA1052I is connected with a PC (4) port of the chip MC33GD3000, a RXD port of the TJA1052I is connected with a PC (3) port of the chip MC33GD3000, the other end of a capacitor (C44) is connected with the TXD port of the TJA1052 6 after being grounded, the other end of the capacitor (C43) is connected between the TXD port of the chip MC33GD3000 and the TXD port of the TJA1052I after being grounded, the RXD port of the capacitor (C43) is connected with the PC (3) port of the chip MC33GD3000 after being grounded, and a resistor (R155) and a resistor (R156) which are connected with a communication port (J6) and a communication port (J8) which are connected in series and a CANH port (CANL) and a resistor (CANL) which are connected with the chip TJA I in parallel.
4. The motor drive control system according to claim 3, further comprising an interaction unit, wherein the interaction unit comprises a second anti-interference module, the second anti-interference module comprises 1 chip AT24C512, 2 capacitors, 2 diodes, one end of the parallel connection of the capacitor (C47) and the diode (D10) is connected to the A1 port of the chip AT24C512, one end of the parallel connection of the capacitor (C48) and the diode (D11) is connected to the AO port of the chip AT24C512, and the other end of the capacitor (C47) and the other end of the capacitor (C48) are grounded.
5. The motor drive control system of claim 4, wherein the interaction unit further comprises a communication module, the communication module comprises 1 chip IS25LQ040B, 1 physical interface, 6 resistors, 7 capacitors, one end of a resistor (R24) and a capacitor (C45) which are connected in parallel IS connected to an SCK port of the chip IS25LQ040B, one end of the resistor (R26) and the capacitor (C46) which are connected in parallel IS connected to a CE #1 port of the chip IS25LQ040B, one end of a capacitor (C49) IS connected to a VCC port of the chip IS25LQ040B and then grounded, one end of the resistor (R23) and the capacitor (C53) which are connected in parallel IS connected to a HOLD port of the physical interface (R152), one end of the resistor (R25) and the capacitor (C52) which are connected in parallel IS connected to a WP # port of the physical interface (R152), one end of the resistor (R27) and the capacitor (C51) which are connected in parallel IS connected to an S0 port of the physical interface (R152), and one end of the resistor (R28) and the capacitor (C50) which are connected in parallel IS connected to.
6. The motor drive control system of any one of claims 1 to 5, characterized in that the motor drive module further comprises a chip MC33GD3000 and a first immunity circuit comprising 17 resistors, wherein resistors (R131, R134, R133, R135, R130, R132, R136, R138, R137, R99, R101, R96, R102, R95, R97, R98, R100) are connected to the PA (10) port-PH (3) port of the chip MPC5646 and the PC-LS port-PHASEA port of the chip MC33GD3000, respectively.
7. The motor drive control system of claim 6 wherein the motor drive module further comprises a 3-way signal execution circuit, the 3-way signal execution circuit comprising: 6 MOS pipes, 6 diodes, 3 electric capacity, 12 resistances, wherein:
the two ends of the resistor (R109) are respectively connected with the G pole and the S pole of a MOS tube (Q7), and then one end of the resistor (R103) and the diode (D13) which are connected in parallel in series is connected to the PA-HS-G port of the chip MC33GD3000, the D pole of the MOS tube (Q7) is connected to the VSUP port of the chip MC33GD3000, the two ends of the resistor (R108) are respectively connected with the G pole and the S pole of the MOS tube (Q8), then one end of the resistor (R104) and the diode (D14) which are connected in parallel in series is connected to the PA-LS-G port of the chip MC33GD3000, and the D pole of the MOS tube (Q8) is connected to the S pole of the MOS tube (Q7);
the two ends of the resistor (R111) are respectively connected with the G pole and the S pole of the MOS tube (Q9), the end of the resistor (R106) and the diode (D16) which are connected in series in parallel is connected to the PB-HS-G port of the chip MC33GD3000, the D pole of the MOS tube (Q9) is connected to the VSUP port of the chip MC33GD3000, the two ends of the resistor (R110) are respectively connected with the G pole and the S pole of the MOS tube (Q10), the end of the resistor (R105) and the diode (D15) which are connected in parallel in series is connected to the PB-LS-G port of the chip MC33GD3000, and the D pole of the MOS tube (Q10) is connected to the S pole of the MOS tube (Q9);
the two ends of the resistor (R112) are respectively connected with the G pole and the S pole of the MOS tube (Q11), the end of the resistor (R107) and the diode (D17) which are connected in series in parallel is connected to the PC-HS-G port of the chip MC33GD3000, the D pole of the MOS tube (Q11) is connected to the VSUP port of the chip MC33GD3000, the two ends of the resistor (R147) are respectively connected with the G pole and the S pole of the MOS tube (Q12), the end of the resistor (R141) and the diode (D18) which are connected in parallel in series is connected to the PC-LS-G port of the chip MC33GD3000, and the D pole of the MOS tube (Q12) is connected to the S pole of the MOS tube (Q11).
8. The motor drive control system of claim 7, wherein the motor drive module further comprises a signal detection circuit comprising: and 10 resistors, wherein one end of the resistor (R140), the resistor (R143) and the resistor (R142) after being connected in series is connected to the AMP-OUT port of the chip MC33GD3000 and the other end thereof is connected to the AMP-N port of the chip MC33GD3000, one end of the resistor (R144), the resistor (R146) and the resistor (R145) after being connected in series is connected to the AMP-OUT port of the chip MC33GD3000 and the other end thereof is connected to the AMP-N port of the chip MC33GD3000, one end of the resistor (R148), the resistor (R150) and the resistor (R149) after being connected in series is connected to the AMP-OUT port of the chip MC33GD3000 and the other end thereof is connected to the AMP-N port of the chip MC33GD3000, and one end of the resistor (R139) is connected to the AMP-N port of the chip MC33GD3000 and the other end thereof is connected to the AMP-P port of the chip.
9. The motor drive control system of any one of claims 1 to 5, further comprising a configuration module comprising a status transmission module and a signal diagnostic module, wherein:
the state transmission module is connected to the MPC5646 and comprises 1 chip MAX14946, 1 signal isolation transmission transformer, 2 diodes, 1 communication interface, 3 capacitors and 4 resistors, wherein the resistors (R90, R91, R92 and R93) are respectively connected to RXD port, RE port, DE port and TXD port of the chip MAX14946 (U6), 1 to 3 pins of the communication interface (J10) are respectively connected to GNDA port, A port and B port of the chip MAX14946 (U6), one end of the capacitor (C101) is grounded and the other end thereof is respectively connected to VDDA port and VDD port of the chip MAX14946 (U6), the 1 st lead and the 3 rd lead in the primary coil end of the signal isolation transmission transformer (T2) are respectively connected to TD2 port and TD1 of the chip MAX14946 (U6), one end of the capacitor (C100) is connected to the ground of the first lead in the primary coil end of the signal isolation transformer (T2), a 16 th pin and a 4 th pin in a secondary coil of the signal isolation transmission transformer (T2) are respectively connected with diodes (D16, D13) in series, then connected with a capacitor (C102) in series and then grounded; and the number of the first and second groups,
the signal diagnosis module is connected to the chip MPC5646 and comprises a chip DS28C36, 1 communication interface, 1 capacitor and 2 resistors, wherein the communication interface (J2) is respectively connected to a PIOB port and a PIOA port of the chip DS28C36, the resistor (R129) and the resistor (R94) are connected in series and then connected to an SCL port of the chip DS28C36, one end of the capacitor (C110) is respectively connected to a VCC port of the chip DS28C36, and the back between the resistor (R129) and the resistor (R94) is grounded.
10. An electric vehicle characterized by comprising the motor drive control system according to any one of claims 1 to 9.
CN202010272260.XA 2020-04-09 2020-04-09 New energy automobile motor drive control system Pending CN111277178A (en)

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CN101398687A (en) * 2008-10-10 2009-04-01 北京科技大学 Information treating platform of small-sized both feet robot
CN101729005A (en) * 2009-11-27 2010-06-09 哈尔滨工业大学 Method for controlling brushless DC motor based on FPGA
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