WO2015096224A1 - Système de commande de moteur comprenant des fonctions de pilotage, de charge et de décharge - Google Patents

Système de commande de moteur comprenant des fonctions de pilotage, de charge et de décharge Download PDF

Info

Publication number
WO2015096224A1
WO2015096224A1 PCT/CN2014/070474 CN2014070474W WO2015096224A1 WO 2015096224 A1 WO2015096224 A1 WO 2015096224A1 CN 2014070474 W CN2014070474 W CN 2014070474W WO 2015096224 A1 WO2015096224 A1 WO 2015096224A1
Authority
WO
WIPO (PCT)
Prior art keywords
phase
converter
charging
bidirectional
switch
Prior art date
Application number
PCT/CN2014/070474
Other languages
English (en)
Chinese (zh)
Inventor
杨鹏
高金文
王勐
康晶晶
Original Assignee
大洋电机新动力科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 大洋电机新动力科技有限公司 filed Critical 大洋电机新动力科技有限公司
Publication of WO2015096224A1 publication Critical patent/WO2015096224A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
    • B60L15/007—Physical arrangements or structures of drive train converters specially adapted for the propulsion motors of electric vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/51—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by AC-motors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
    • B60L53/14—Conductive energy transfer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/20—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
    • B60L53/24—Using the vehicle's propulsion converter for charging
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2210/00—Converter types
    • B60L2210/10—DC to DC converters
    • B60L2210/12—Buck converters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2210/00—Converter types
    • B60L2210/10—DC to DC converters
    • B60L2210/14—Boost converters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2220/00—Electrical machine types; Structures or applications thereof
    • B60L2220/10—Electrical machine types
    • B60L2220/14—Synchronous machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2220/00—Electrical machine types; Structures or applications thereof
    • B60L2220/50—Structural details of electrical machines
    • B60L2220/54—Windings for different functions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2220/00—Electrical machine types; Structures or applications thereof
    • B60L2220/50—Structural details of electrical machines
    • B60L2220/56—Structural details of electrical machines with switched windings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/72—Electric energy management in electromobility
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/14—Plug-in electric vehicles

Definitions

  • the present invention relates to a motor controller with integrated drive and charge and discharge functions, and more particularly to a controller for integrated motor drive and single and three phase charge and discharge functions.
  • the object of the present invention is to provide a motor controller with integrated driving and charging and discharging functions, which has a simple circuit structure, reduces electronic components, is more reliable, and has low cost, light weight, small volume, and high power factor.
  • a further object of the present invention is a motor controller compatible with integrated drive and charge and discharge functions for single phase charging and three phase charging.
  • the motor controller with integrated drive and charge and discharge functions is characterized in that it comprises a bidirectional DC-DC converter, a three-phase bridge DC-AC bidirectional converter, a drive-charge mode switching device, an AC power input interface device and a central control a microprocessor, wherein the rechargeable battery is connected with a bidirectional DC-DC converter, a three-phase bridge DC-AC bidirectional converter and a motor to form a motor drive circuit, an AC power input interface device, and a three-phase bridge DC-AC bidirectional converter
  • the bidirectional DC-DC converter and the rechargeable battery are sequentially connected to form a battery charging circuit, and the central control microprocessor controls the bidirectional DC-DC converter and the three-phase bridge DC-AC bidirectional converter, and the driving-charging mode switching device is utilized.
  • the motor drive circuit is in operation and the battery charging circuit is turned off, or the motor drive circuit is turned off and the battery charging circuit is in operation.
  • the bidirectional DC-DC converter described above forms a boos t boost circuit in the drive mode, and forms a buck step-down circuit in the charge mode.
  • the bidirectional DC-DC converter described above includes a seventh switch tube, a seventh diode, an eighth switch tube, an eighth diode, a multiplexed inductor and a capacitor, and an emitter and an eighth switch of the seventh switch tube
  • the tube collector connection combination forms a single bridge wall structure, one end of the multiplexing inductor is connected between the emitter of the seventh switch tube and the collector of the eighth switch tube, and the collector of the seventh switch tube and the emitter of the eighth switch tube Connect the capacitor between,
  • the other end of the multiplexed inductor is connected to the positive pole of the rechargeable battery, the negative pole of the rechargeable battery is connected to the emitter of the eighth switch tube, and the control end of the seventh switch tube and the eighth switch tube are connected to the output end of the central control microprocessor.
  • the drive-charge mode switching device described above includes a first switch K1 and a second switch K2, and three connections between the three-phase bridge DC-AC bidirectional converter and the motor, the first switch K1 and the second switch K2 They are installed on a wire to control the connection and disconnection of the three-phase bridge DC-AC bidirectional converter and the motor.
  • the central control microprocessor pairs the bidirectional DC-DC converter and the three-phase bridge.
  • the DC-AC bidirectional converter performs control, the first switch and the second switch are both closed, and the on-board high-voltage rechargeable battery is boosted by the bidirectional DC-DC converter to regulate the DC bus voltage, and the three-phase bridge type DC-AC bidirectional converter Working in the inverter state, changing the DC DC into AC AC to the motor; in the charging mode, the central control microprocessor controls the bidirectional DC-DC converter and the three-phase bridge DC-AC bidirectional converter, first The switch and the second switch are both disconnected, the three-phase bridge type DC-AC bidirectional converter operates in a rectified state, and the alternating current input from the AC power input interface device is subjected to high frequency P medical rectification through a three-phase bridge type DC-AC bidirectional converter. of Link voltage, and limiting the on-board high-voltage step-down rechargeable battery for the fast charge or slow charge by the bidirectional DC-DC converter stage.
  • the three-phase PFC inductor is connected between the AC power input interface device and the three-phase bridge DC-AC bidirectional converter, and the three-phase PFC inductor includes a first phase inductor, a second phase inductor, and a third Phase inductance.
  • the AC power input interface device described above is compatible with single-phase charging and three-phase charging, and the AC power input interface is connected with an AC input detecting circuit, and the AC input detecting circuit transmits the detection signal to the central control microprocessor, and the central control microprocessor starts.
  • the single-phase charging mode and the three-phase charging mode control the bidirectional DC-DC converter and the three-phase bridge DC-AC bidirectional converter.
  • the AC power input interface device described above is compatible with single-phase charging and three-phase charging and adopts a unified interface PI, and has an interface A, an interface B, an interface C, an interface N and a third switch, and the two ends of the third switch are respectively connected to the interface. N and interface A.
  • the third switch When the central control microprocessor starts the single-phase charging mode, the third switch is closed, the interface A and the interface B have inputs, and the second phase inductance and the third phase inductance of the three-phase PFC inductor are used to participate in the PFC power. Correction; When the central control microprocessor starts the three-phase charging mode, the third switch is turned off, and the first phase inductance, the second phase inductance, and the third phase inductance are used to participate in the PFC power correction.
  • the AC input detection circuit detects the amplitude and phase of the interface J1, the interface J2, the interface J 3 and the interface N, when detecting and judging The result is that the third switch is closed when the single-phase input is closed, so that the neutral line of the interface N will be introduced into the first phase inductance, and the third switch is turned off when the detection result is the three-phase input, due to the neutral line of the interface N.
  • the first switch, the second switch and the third switch described above are both relay switches, and the central control microprocessor independently controls the first switch, the second switch and the third switch respectively through the drive circuit.
  • the central control microprocessor described above also detects data such as bus voltage, bus current, motor rotor position, phase current of the motor winding, motor fault, and the like.
  • the invention has the following effects:
  • the rechargeable battery and the bidirectional DC-DC converter, the three-phase bridge type DC-AC bidirectional converter and the motor are sequentially connected to form a motor drive circuit, an AC power input interface device, a three-phase bridge type DC-AC bidirectional converter, a bidirectional DC
  • the DC converter and the rechargeable battery are sequentially connected to form a battery charging circuit, and the central control microprocessor controls the bidirectional DC-DC converter and the three-phase bridge DC-AC bidirectional converter, and drives the motor by using the drive-charge mode switching device.
  • the circuit is in operation and the battery charging circuit is turned off, or the motor drive circuit is turned off and the battery charging circuit is in operation.
  • the same bidirectional DC-DC converter and three-phase bridge DC-AC bidirectional converter are used to realize charging control and drive control, simplify circuit structure, reduce electronic components, work more reliably, and have low cost. Light weight, small size and improved power factor.
  • a bidirectional DC-DC converter is installed between the rechargeable battery and the three-phase bridge type DC-AC bidirectional converter, and the bidirectional DC-DC converter forms a boos t boost circuit in the driving mode, and buck is formed in the charging mode.
  • Circuit, and shared multiplexed inductor L1 which can further simplify the circuit structure, reduce electronic components, work more reliably, and has low cost, light weight, small size, improved power factor, bidirectional DC-DC
  • the inverter adopts a single bridge arm structure composed of two power switching elements T7 and ⁇ 8, which not only improves the weak magnetic speed expansion capability of the motor system in the driving state and the charging voltage adjustment capability in the charging mode, but also greatly reduces the device usage. And cost;
  • the drive-charge mode switching device includes a first switch K1 and a second switch ⁇ 2, and three connections between the three-phase bridge type DC-AC bidirectional converter and the motor, the first switch K1 and the second switch K2 are respectively installed In a connection line to control the connection and disconnection of the three-phase bridge type DC-AC bidirectional converter and the motor, in the driving mode, the first switch and the second switch are both closed, in the charging mode, the first switch and The second switch is disconnected, the control is simple and reliable, and the number of parts is small.
  • AC power input interface device is compatible with single-phase charging and three-phase charging
  • AC power input interface is connected with AC input detection circuit
  • AC input detection circuit transmits detection signal to central control microprocessor
  • central control microprocessor starts Single-phase charging mode and three-phase charging mode to control bidirectional DC-DC converter, three-phase bridge DC-AC bidirectional converter, when the central control microprocessor starts single-phase charging mode, closes the third switch, interface A, interface B has input, using the second phase inductance and the third phase inductance of the three-phase PFC inductor to participate in the PFC power correction;
  • the central control microprocessor starts the three-phase charging mode, the third switch is turned off, using the first phase inductance, the first The two-phase inductor and the third-phase inductor participate in the PFC power correction.
  • the three-phase PFC inductor is multiplexed in the single-phase and three-phase charging modes, simplifies the circuit structure, reduces the electronic components, and is more reliable, and has low cost, light weight and small size. , improve the power factor.
  • the AC power input by the AC power input interface device of the present invention is subjected to high-frequency PWM rectification by a three-phase bridge type DC-AC bidirectional converter, and the AC input rectifying device is omitted, and a high power factor is realized;
  • the first switch K1 and the second switch K2 of the present invention control the on/off of the motor, and the complex lock control brought by the multiplexed motor inductance of the conventional control scheme is removed, so that the overall system control strategy of the present invention is compared. simple; 7. The cost is low, and the additional cost of the present invention does not exceed the cost of the original 3. 3KW vehicle charger.
  • Figure 1 is a block diagram showing the circuit principle of the present invention.
  • Figure 2 is a partial electrical schematic diagram corresponding to Figure 1.
  • Figure 3 is an equivalent circuit diagram of the bidirectional DC-DC converter of the present invention operating in a drive mode.
  • Figure 4 is an equivalent circuit diagram of the three-phase bridge type DC-AC bidirectional converter of the present invention in a three-phase charging mode.
  • Figure 5 is an equivalent circuit diagram of the inventive bidirectional DC-DC converter operating in a charging mode.
  • Fig. 6 is an equivalent circuit diagram of the three-phase bridge type DC-AC bidirectional converter of the present invention in a single-phase charging mode. detailed description:
  • the present invention is a motor controller with integrated driving and charging and discharging functions, which comprises a bidirectional DC-DC converter, a three-phase bridge DC-AC bidirectional converter, a driving-charging mode switching device, The AC power input interface device and the central control microprocessor, wherein the rechargeable battery and the bidirectional DC-DC converter, the three-phase bridge DC-AC bidirectional converter and the motor are sequentially connected to form a motor drive circuit, an AC power input interface device, and a three-phase
  • the bridge type DC-AC bidirectional converter, the bidirectional DC-DC converter and the rechargeable battery are sequentially connected to form a battery charging circuit
  • the central control microprocessor controls the bidirectional DC-DC converter and the three-phase bridge type DC-AC bidirectional converter.
  • the drive-charge mode switching device is used to make the motor drive circuit in operation and the battery charging circuit is turned off, or the motor drive circuit is turned off and the battery charging circuit is in operation.
  • the bidirectional DC-DC converter described above forms a boos t boost circuit in the drive mode, and forms a buck step-down circuit in the charge mode.
  • the bidirectional DC-DC converter described above includes a seventh switch tube T7, a seventh diode D7, an eighth switch tube T8, an eighth diode D8, a multiplex inductor L1 and a capacitor C1, and a seventh switch tube T7.
  • the emitter is combined with the collector of the eighth switch tube T8 to form a single bridge wall structure.
  • One end of the multiplex inductor L1 is connected between the emitter of the seventh switch tube T7 and the collector of the eighth switch tube T8, and the seventh switch A capacitor C1 is connected between the collector of the tube T7 and the emitter of the eighth switch tube T8, and the other end of the multiplexed inductor L1 is positive with the rechargeable battery.
  • the pole is connected, the negative pole of the rechargeable battery is connected to the emitter of the eighth switch tube T8, and the control end of the seventh switch tube ⁇ 7 and the eighth switch tube ⁇ 8 is connected with the output end of the central control microprocessor.
  • the above-described drive-charge mode switching device includes a first switch K1 and a second switch ⁇ 2, and three connections between the three-phase bridge type DC-AC bidirectional converter and the motor, the first switch K1 and the second switch K2 They are installed on a wire to control the connection and disconnection of the three-phase bridge DC-AC bidirectional converter and the motor.
  • the central control microprocessor pairs the bidirectional DC-DC converter and the three-phase bridge.
  • the DC-AC bidirectional converter performs control, the first switch K1 and the second switch K2 are both closed, and the on-board high-voltage rechargeable battery is boosted by the bidirectional DC-DC converter to regulate the DC bus voltage, and the three-phase bridge type DC-AC bidirectional The converter operates in an inverter state, and changes the DC DC to AC AC to the motor.
  • the central control microprocessor controls the bidirectional DC-DC converter and the three-phase bridge DC-AC bidirectional converter.
  • the first switch K1 and the second switch K2 are both disconnected, the three-phase bridge type DC-AC bidirectional converter operates in a rectified state, and the alternating current input from the AC power input interface device passes through the three-phase bridge type DC-AC bidirectional converter for high frequency.
  • PWM rectification The obtained DC bus voltage is fast-charged or slow-charged by the high-voltage rechargeable battery of the vehicle through the step-down bidirectional DC-DC converter.
  • the three-phase PFC inductor is connected between the AC power input interface device and the three-phase bridge DC-AC bidirectional converter, and the three-phase PFC inductor includes a first phase inductor L2, a second phase inductor L3, and The third phase inductance L4.
  • the AC power input interface device described above is compatible with single-phase charging and three-phase charging, and the AC power input interface is connected with an AC input detecting circuit, and the AC input detecting circuit transmits the detection signal to the central control microprocessor, and the central control microprocessor starts.
  • the single-phase charging mode and the three-phase charging mode control the bidirectional DC-DC converter and the three-phase bridge DC-AC bidirectional converter.
  • the AC power input interface device described above is compatible with single-phase charging and three-phase charging and adopts a unified interface PI, and has a connection with the PA, the interface B, the interface C, the interface N and the third switch K3, and the two ends of the third switch K3 respectively Connect interface N and interface A.
  • the third switch K3 When the central control microprocessor starts the single-phase charging mode, the third switch K3 is closed, the interface A and the interface B have inputs, and the second phase inductance L3 and the third phase inductance L4 of the three-phase PFC inductor are used to participate in the PFC. Power correction; When the central control microprocessor starts the three-phase charging mode, the third switch K3 is turned off, and the PFC power correction is participated by the first phase inductance L2, the second phase inductance L3, and the third phase inductance L4.
  • the AC input detection circuit When the external power supply is connected to the central control microprocessor through the same interface PI, the AC input detection circuit will detect the amplitude and phase of the interface J1, the interface J2, the interface J 3 and the interface N, and the detection result is a single
  • the third K3 switch When the phase is input, the third K3 switch is closed, so that the neutral line of the interface N will be introduced into the first phase inductor L2, and when the detection result is the three-phase input, the third switch K3 is disconnected, due to the neutral line of the interface N.
  • the first switch K1, the second switch ⁇ 2 and the third switch ⁇ 3 described above are all relay switches, and the central control microprocessor independently controls the first switch K1, the second switch ⁇ 2 and the third switch ⁇ 3 through the drive circuit.
  • the central control microprocessor described above also detects bus voltage, bus current, motor rotor position, and phase current data of the motor windings.
  • the three-phase bridge type DC-AC bidirectional converter comprises a switch tube T1, a switch tube ⁇ 2, a switch tube ⁇ 3, a switch tube ⁇ 4, a switch tube ⁇ 5, a switch tube ⁇ 6, a diode tube Dl, a diode tube D2, a diode tube D3, Diode D4, diode D5, diode D6; the above parts are combined into three bridge arms, switch tube Tl, switch tube ⁇ 2, switch tube ⁇ 3, switch tube ⁇ 4, switch tube ⁇ 5, switch tube ⁇ 6 control end
  • the microprocessor is controlled by the central control unit.
  • the principle of operation of the present invention is as follows:
  • the integrated motor controller of the present invention can utilize the same set of devices to implement drive, charge and brake functions.
  • the circuit can be regarded as a Boos t boost circuit composed of the multiplexing inductor L1, the switching transistor T8, the anti-parallel diode D7 of the switching transistor ⁇ 7, and the output side capacitor C, which is controlled by the central control micro-processing.
  • the switch tube T7 is in a normally open state, at this time, the rechargeable battery E stores energy through the multiplexing inductor L1, the capacitor C supplies energy to the load, and the anti-parallel diode D7 of the T7 is in a reverse bias state; when the switch tube T8 is turned off, At this time, the energy stored in the multiplexed inductor L1 is superimposed with the battery energy to supply energy to the load side, and supplement The energy lost on the charging capacitor C when T8 is turned on, because the multiplexed inductor L1 has the function of voltage pumping, so that the output side voltage is greater than the charging battery ⁇ voltage, and the boosting function is realized.
  • the DC bus voltage can be adjusted, which can improve the weak magnetic speed expansion capability of the motor system under the driving state.
  • the three-phase bridge type DC-AC bidirectional converter operates in the inverter state under the control of the central control microprocessor, and changes the DC DC into AC AC power supply to the motor motor ⁇
  • K1 and K2 are disconnected, K3 is normally disconnected, the AC input detection circuit transmits the detection signal to the central control microprocessor, and the AC input detection circuit will be connected to interface ⁇ , interface J 2, interface J 3 and The interface N performs amplitude and phase detection.
  • the third K 3 switch is closed, and the zero line of the interface N is introduced into the first phase inductor L2, and the detection result is three.
  • the third switch K3 is disconnected, since the neutral line of the interface N will no longer be connected to the first phase inductor L2, forming the first phase inductor L2, the second phase inductor L3 and the third phase inductor L4.
  • the PFC power is corrected to achieve single-phase and three-phase non-interference inputs, sharing one interface P l .
  • the AC power input interface device, the three-phase bridge DC-AC bidirectional converter, the bidirectional DC-DC converter and the rechargeable battery are sequentially connected to form a battery charging circuit, and the third switch K 3 is disconnected, and the external three
  • the phase AC power source utilizes the first phase inductor L2, the second phase inductor L3, and the third phase inductor L4 to participate in the PFC power correction.
  • the three-phase bridge type DC-AC bidirectional converter operates under the control of the central control microprocessor on the three-phase bridge.
  • the P circuit is rectified, and its equivalent circuit is shown in Figure 4.
  • the equivalent circuit of the bidirectional DC-DC converter is composed of the solid line part of Fig. 5.
  • the circuit can be regarded as composed of the anti-parallel diode D8 of the multiplexing inductor L1, the switching transistor T7, and the switching transistor ⁇ 8.
  • the Buck step-down circuit at this time, the switch tube T8 is in a normally open state.
  • the function of the multiplexed inductor L1 is a step-down filter inductor, and the switch tube T8 is connected in parallel with the diode D8 to provide a freewheeling circuit for the current, through the switch tube T7.
  • the duty cycle control can convert the DC bus voltage Udc into the charging voltage of the rechargeable battery E, and has a good charging voltage adjustment capability to achieve a constant current or constant voltage control target, thereby meeting the charging demand of the battery.
  • the AC power input interface device, the three-phase bridge DC-AC bidirectional converter, the bidirectional DC-DC converter and the rechargeable battery are sequentially connected to form a battery charging circuit, and the third switch K 3 is closed.
  • the external three-phase AC power supply uses the second phase inductance L3 or the third phase inductance L4 to participate in the PFC power correction, and the three-phase bridge type DC-AC bidirectional converter operates under the control of the central control microprocessor in the three-phase bridge type P medical rectification.
  • the equivalent circuit is shown in Figure 6.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Dc-Dc Converters (AREA)
  • Control Of Ac Motors In General (AREA)

Abstract

L'invention concerne un système de commande de moteur comprenant des fonctions de pilotage, de charge et de décharge comprenant : un convertisseur bidirectionnel CC-CC, un convertisseur bidirectionnel CC-CA à pont triphasé, un dispositif de commutation de mode pilotage-charge, un dispositif interface d'entrée d'alimentation électrique CA et un microprocesseur de commande centrale, une batterie de charge (E) étant connectée séquentiellement au convertisseur bidirectionnel CC-CC, au convertisseur bidirectionnel CC-CA à pont triphasé et à un moteur pour former une boucle de pilotage de moteur ; le dispositif d'interface d'entrée d'alimentation électrique CA, le convertisseur bidirectionnel CC-CA à pont triphasé, le convertisseur bidirectionnel CC-CC et la batterie de charge étant connectés séquentiellement pour former une boucle de charge de batterie ; et le microprocesseur de commande centrale commandant le convertisseur bidirectionnel CC-CC et le convertisseur bidirectionnel CC-CA à pont triphasé et utilisant le dispositif de commutation de mode pilotage-charge pour mettre la boucle de pilotage de moteur dans un état de fonctionnement et provoquer l'arrêt de la boucle de charge de batterie ou pour provoquer l'arrêt de la boucle de pilotage de moteur et mettre la boucle de charge de batterie dans un état de fonctionnement. Le système de commande de moteur a une structure de circuit simple et un nombre réduit d'éléments électroniques.
PCT/CN2014/070474 2013-12-27 2014-01-10 Système de commande de moteur comprenant des fonctions de pilotage, de charge et de décharge WO2015096224A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310741241.7A CN103684202B (zh) 2013-12-27 2013-12-27 集成驱动及充放电功能的电机控制器
CN201310741241.7 2013-12-27

Publications (1)

Publication Number Publication Date
WO2015096224A1 true WO2015096224A1 (fr) 2015-07-02

Family

ID=50320730

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2014/070474 WO2015096224A1 (fr) 2013-12-27 2014-01-10 Système de commande de moteur comprenant des fonctions de pilotage, de charge et de décharge

Country Status (2)

Country Link
CN (1) CN103684202B (fr)
WO (1) WO2015096224A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112622658A (zh) * 2019-10-08 2021-04-09 现代自动车株式会社 用于电动车辆的电池充电器

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103929087A (zh) * 2014-04-01 2014-07-16 陕西科技大学 一种高效率高功率因数的双向ac-dc变换器
CN104943562B (zh) * 2015-06-30 2017-01-18 郑州日产汽车有限公司 适于电动汽车的汽车级永磁同步电机控制器
CN104917412A (zh) * 2015-07-17 2015-09-16 东南大学 一种单级功率因数校正的移相全桥拓扑电路
CN107508486A (zh) * 2016-06-13 2017-12-22 中兴通讯股份有限公司 一种电机控制器、电机控制系统和电动汽车
CN106253722A (zh) * 2016-08-05 2016-12-21 广东亿鼎新能源汽车有限公司 车载充放电逆变系统
CN106452279B (zh) * 2016-09-21 2018-10-30 渤海大学 集成充电功能的电动汽车驱动电机控制器及控制方法
CN110070983B (zh) * 2018-01-22 2022-02-15 广汽埃安新能源汽车有限公司 一种用于能量变换系统的磁集成电感与能量变换系统
CN108202642A (zh) * 2018-03-22 2018-06-26 深圳市大地和电气股份有限公司 基于双向逆变充放电的电动汽车集成驱动系统
CN108258906A (zh) * 2018-03-22 2018-07-06 深圳市大地和电气股份有限公司 电动汽车集成驱动系统
CN110406406A (zh) * 2018-04-26 2019-11-05 比亚迪股份有限公司 车载充电机和电动车辆
CN111193437B (zh) * 2018-11-15 2022-04-12 北京自动化控制设备研究所 一种带反馈回路的超声电机lc谐振匹配电路
DE102018222381A1 (de) * 2018-12-20 2020-06-25 Robert Bosch Gmbh Akkubetriebenes Gerät mit elektromechanischer Schnittstelle für eine wechselbare Antriebseinheit
CN109606156A (zh) * 2018-12-28 2019-04-12 深圳电擎科技有限公司 一种新能源汽车及其电机驱动与电池充电装置
CN109510490A (zh) * 2018-12-29 2019-03-22 河南锂想动力科技有限公司 一种多功能交直流电源系统
CN109649184A (zh) * 2019-01-18 2019-04-19 上海熠动动力科技有限公司 一种多功能电机控制器电路、控制器及其汽车
CN111434512B (zh) * 2019-06-30 2021-01-01 比亚迪股份有限公司 一种能量转换装置、动力系统及车辆
CN112224042B (zh) * 2019-06-30 2022-04-15 比亚迪股份有限公司 能量转换装置及车辆
CN111434513B (zh) * 2019-06-30 2021-02-23 比亚迪股份有限公司 一种车辆及其能量转换装置与动力系统
CN110682810A (zh) * 2019-09-29 2020-01-14 深圳威迈斯新能源股份有限公司 单三相兼容的高效车载双向充电机
CN111409482B (zh) * 2020-03-30 2023-01-31 上海电气集团股份有限公司 车载充电机和电机控制器的集成电路、电动汽车
CN111355397B (zh) * 2020-04-17 2021-05-14 南通大学 输入电流连续的单相高增益光伏并网逆变器及控制方法
CN111806267B (zh) * 2020-07-27 2022-09-06 哈尔滨工业大学 基于四重交错并联dc/dc的电动汽车牵引-双向充电系统
CN112152489B (zh) * 2020-09-23 2021-08-03 南京信息工程大学 一种高低压直流双输出集成型三相pwm整流变换器及控制方法
CN112550023B (zh) * 2020-11-24 2022-05-10 广州橙行智动汽车科技有限公司 电动汽车电气集成装置、方法及电动汽车
CN112803561B (zh) * 2021-01-27 2022-09-20 华南理工大学 基于辅助电感和三相电机驱动的电动汽车集成充电电路
CN114475362A (zh) * 2021-12-02 2022-05-13 北京新能源汽车股份有限公司 电动车辆及其驱动控制系统

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202142879U (zh) * 2011-06-07 2012-02-08 天宝电子（惠州）有限公司 一种电动汽车车载充电系统
CN102738878A (zh) * 2012-07-17 2012-10-17 天津清源电动车辆有限责任公司 一种纯电动汽车的充电逆变一体化装置
CN102826054A (zh) * 2012-08-14 2012-12-19 深圳先进技术研究院 一种电动汽车多功能集成电力电子系统
CN103178590A (zh) * 2011-12-26 2013-06-26 上海大郡动力控制技术有限公司 用于电力驱动汽车的插电式电池充电装置及其使用方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3904947A (en) * 1973-08-22 1975-09-09 Roy E Crews Vehicle mounted battery charging system for an electric motor vehicle
CN103186109B (zh) * 2011-12-31 2016-08-17 比亚迪股份有限公司 电动汽车的控制系统及具有其的电动汽车

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202142879U (zh) * 2011-06-07 2012-02-08 天宝电子（惠州）有限公司 一种电动汽车车载充电系统
CN103178590A (zh) * 2011-12-26 2013-06-26 上海大郡动力控制技术有限公司 用于电力驱动汽车的插电式电池充电装置及其使用方法
CN102738878A (zh) * 2012-07-17 2012-10-17 天津清源电动车辆有限责任公司 一种纯电动汽车的充电逆变一体化装置
CN102826054A (zh) * 2012-08-14 2012-12-19 深圳先进技术研究院 一种电动汽车多功能集成电力电子系统

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112622658A (zh) * 2019-10-08 2021-04-09 现代自动车株式会社 用于电动车辆的电池充电器
US11433774B2 (en) * 2019-10-08 2022-09-06 Hyundai Motor Company Battery charger for electric vehicle

Also Published As

Publication number Publication date
CN103684202B (zh) 2016-09-14
CN103684202A (zh) 2014-03-26

Similar Documents

Publication Publication Date Title
WO2015096224A1 (fr) Système de commande de moteur comprenant des fonctions de pilotage, de charge et de décharge
JP7288057B2 (ja) 動力電池の充電方法、及び車両の動力電池の充電方法
JP7185336B2 (ja) プリチャージ可能なｄｃｄｃ変換回路
US8587252B2 (en) System and method for digital control of a DC/DC power-converter device, in particular for automotive applications
TWI327410B (en) Two-way dc-dc converter
CN112277671B (zh) 电动汽车及其充电控制系统
CN110120752A (zh) 功率变换器及其控制方法
CN111355430B (zh) 电机控制电路、充放电方法、加热方法及车辆
CN106208641B (zh) 一种交直流复用的电路
WO2014044089A1 (fr) Topologie d'alimentation électrique ininterrompue sur secteur
TWI397250B (zh) 雙向全橋式零電壓－零電流直流／直流轉換器
CN105790588B (zh) 用于车辆系统的双向dc-dc功率转换器
CN104638949A (zh) 无电阻器预充电
WO2014026460A1 (fr) Dispositif de conversion intégré à commande de moteur à réluctance commutée et une charge de batterie faible tension
WO2020019540A1 (fr) Système de conversion auxiliaire haute fréquence bidirectionnel
EP4303065A1 (fr) Système de charge compatible avec une pile de charge à courant continu basse tension, procédé de commande et véhicule associé
JP5539337B2 (ja) 可変速駆動装置のエネルギー回収装置
CN206099839U (zh) 集成充电功能的电动汽车驱动电机控制器
TWI439008B (zh) 雙向換流電路及電動載具驅動系統
WO2014071720A1 (fr) Circuit de correction de facteur de puissance et circuit de puissance
CN113054875A (zh) 一种电机的驱动控制装置、方法和电机
CN112224058B (zh) 能量转换装置、动力系统以及车辆
WO2014086083A1 (fr) Topologie de convertisseur bidirectionnel
Shah et al. Integrated power converter with G2V and V2G capabilities for 4-phase SRM drive based EV application
CN112224052B (zh) 能量转换装置、动力系统以及车辆

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 14874154

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 14874154

Country of ref document: EP

Kind code of ref document: A1