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WO2019039268A1 - Dispositif de commande de machine dynamo-électrique - Google Patents

Dispositif de commande de machine dynamo-électrique Download PDF

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Publication number
WO2019039268A1
WO2019039268A1 PCT/JP2018/029653 JP2018029653W WO2019039268A1 WO 2019039268 A1 WO2019039268 A1 WO 2019039268A1 JP 2018029653 W JP2018029653 W JP 2018029653W WO 2019039268 A1 WO2019039268 A1 WO 2019039268A1
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WIPO (PCT)
Prior art keywords
arm switch
phase
winding
lower arm
control device
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2018/029653
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English (en)
Japanese (ja)
Inventor
藤井　淳
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Denso Corp
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Denso Corp
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Filing date
Publication date
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • H02M7/42—Conversion of DC power input into AC power output without possibility of reversal
    • H02M7/44—Conversion of DC power input into AC power output without possibility of reversal by static converters
    • H02M7/48—Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
    • H02P25/16—Arrangements 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
    • H02P25/22—Multiple windings; Windings for more than three phases
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
    • H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/10—Arrangements for controlling torque ripple, e.g. providing reduced torque ripple

Definitions

  • the present disclosure relates to a control device of a rotating electrical machine.
  • Patent Document 1 As a control device of this type, as disclosed in Patent Document 1, there is known one in which the upper and lower arm switches of the power conversion circuit are alternately turned on by 180-degree conduction control.
  • the controller applies the voltage applied to the winding of the rotating electrical machine connected to the power conversion circuit to the upper and lower arm switches in a cycle sufficiently shorter than the electrical angle half cycle of the rotating electrical machine during the ON operation period of the upper arm switch. Adjust by alternately turning on.
  • An object of the present disclosure is to provide a control device of a rotating electrical machine capable of reducing electromagnetic noise and switching loss.
  • the first disclosure has a series connection of a rotating electric machine having multi-phase winding groups and an upper arm switch and a lower arm switch, and the upper arm switch and the lower arm switch are alternately turned on. And a power conversion circuit that applies a voltage to the winding group.
  • an adjustment unit that adjusts a pulse width which is an on operation period of each of the upper arm switch and the lower arm switch in one electrical angle cycle of the rotating electric machine, and the upper arm switch corresponding to each phase Under the first condition that the on operation period is not overlapped, and the second condition that the on operation period of the lower arm switch corresponding to each phase is not overlapped, the upper arm switch and the above in one electrical angle cycle are
  • the applied voltage of the winding can be adjusted by adjusting the pulse width. Therefore, electromagnetic noise and switching loss can be reduced.
  • the rotating electrical machine includes a plurality of winding groups, and the power conversion circuit applies a voltage to each of the plurality of winding groups, and each of the plurality of winding groups forms one another.
  • the electrical angle is shifted, and the operation unit imposes the first condition and the second condition in each of the plurality of winding groups, and the upper arm switch and the lower arm switch in one electrical angle cycle
  • the upper arm switch and the lower arm switch are each turned on once in one electrical angle cycle so that each on operation period has the pulse width adjusted by the adjustment unit.
  • the control device of the comparative example is applied to a system including a rotating electrical machine having one multi-phase winding group.
  • the control device of the comparative example has a configuration in which the upper arm switch and the lower arm switch are turned on once each in one electrical angle cycle, under the first condition and the second condition.
  • the torque ripple of the rotating electrical machine increases. .
  • the first and second conditions are imposed, when the on-operation period is shortened, the non-energization period to the winding appears. As a result, torque ripple of the rotating electrical machine is increased.
  • the second disclosure is applied to a system including a rotating electrical machine having a plurality of multi-phase winding groups. And the electrical angle which each of a plurality of winding groups makes mutually is shifted. For this reason, even if the torque ripple corresponding to each of the plurality of winding groups is large, the torque ripple can be reduced by synthesizing the torque corresponding to each of the plurality of winding groups.
  • FIG. 1 is an overall configuration diagram of a control system of a rotating electrical machine
  • FIG. 2 is a diagram showing the spatial phase difference between the first winding group and the second winding group
  • FIG. 3 is a block diagram showing the processing of the control device
  • FIG. 4 is a diagram showing voltage vectors in the dq coordinate system
  • FIG. 6 is a time chart showing the operation mode of the switch (60 degrees ⁇ W ⁇ 120 degrees)
  • FIG. 1 is an overall configuration diagram of a control system of a rotating electrical machine
  • FIG. 2 is a diagram showing the spatial phase difference between the first winding group and the second winding group
  • FIG. 3 is a block diagram showing the processing of the control device
  • FIG. 4 is a diagram showing voltage vectors in the dq coordinate system
  • FIG. 5 is a time chart showing the operation mode
  • FIG. 8 is a time chart showing phase voltages etc. before and after the filter
  • FIG. 9 is a time chart showing the electrical angle before and after phase compensation
  • FIG. 10 is a diagram showing the relationship between the phase compensation amount and the electrical angular velocity
  • FIG. 11 is a diagram showing the effect of the present embodiment on angle estimation
  • FIG. 12 is a diagram showing the reduction effect of torque ripple
  • FIG. 13 is a diagram showing the reduction effect of the ripple of direct current
  • FIG. 14 is a diagram showing the noise reduction effect.
  • control device is mounted on a vehicle equipped with an engine as a vehicle-mounted main device.
  • the control system includes a rotating electrical machine 10.
  • the rotary electric machine 10 is a synchronous machine having a multiphase multi-winding, specifically, a three-phase double winding.
  • the rotary electric machine 10 is an ISG (Integrated Starter Generator) in which functions of a motor and a generator are integrated.
  • the rotor 11 of the rotary electric machine 10 can transmit power to the crankshaft 20 a of the engine 20.
  • the rotor 11 is mechanically connected to the crankshaft 20 a via, for example, a belt.
  • the rotor 11 is provided with a magnetic pole portion 12.
  • the magnetic pole portion 12 is a field winding.
  • the first winding group 14 and the second winding group 15 are wound around the stator 13 of the rotary electric machine 10.
  • the rotor 11 is made common to the first and second winding groups 14 and 15.
  • Each of the first winding group 14 and the second winding group 15 consists of three-phase windings having different neutral points.
  • the first winding group 14 has U, V, W phase windings 14U, 14V, 14W mutually offset by 120 ° in electrical angle
  • the second winding group 15 is U offset from each other by 120 ° in electrical angle , V, W phase windings 15U, 15V, 15W.
  • the spatial phase difference ⁇ which is an electrical angle between the first winding group 14 and the second winding group 15, is 30 °. That is, the electrical angle formed between the U-phase winding 14U of the first winding group 14 and the U-phase winding 15U of the second winding group 15 is 30 °.
  • the second winding group 15 is deviated from the first winding group 14 by the spatial phase difference ⁇ on the advance side.
  • the first winding group 14 and the second winding group 15 have the same configuration. Specifically, the number of turns of each phase winding 14U to 14W constituting first winding group 14 and the number of turns of each phase winding 15U to 15W constituting second winding group 15 are set equal. ing.
  • the control system includes a first inverter INV1, a second inverter INV2, and a DC power supply 21.
  • the first winding group 14 is connected to the first inverter INV1
  • the second winding group 15 is connected to the second inverter INV2.
  • a common DC power supply 21 is connected to each of the first inverter INV1 and the second inverter INV2.
  • the DC power supply 21 is, for example, a secondary battery.
  • the first inverter INV1 includes three series connected bodies of first U, V, W phase upper arm switches SUp1, SVp1, SWp1 and first U, V, W phase lower arm switches SUn1, SVn1, SWn1.
  • the connection point of the series connection in the U, V, W phases is connected to the first end of the U, V, W phase windings 14U, 14V, 14W.
  • the second ends of the U, V, W phase windings 14U, 14V, 14W are connected to one another at a neutral point.
  • N-channel MOSFETs are used as the switches SUp1 to SWn1.
  • the diodes DUp1, DVp1, DWp1, DUn1, DVn1, DWn1 are connected in anti-parallel to the switches SUp1, SVp1, SWp1, SUn1, SVn1, SWn1.
  • Each of the diodes DUp1 to DWn1 may be a body diode of each of the switches SUp1 to SWn1.
  • the switches SUp1 to SWn1 are not limited to N-channel MOSFETs, and may be, for example, IGBTs.
  • the second inverter INV2 is a series connection of the second U, V, W-phase upper arm switches SUp2, SVp2, SWp2 and the second U, V, W-phase lower arm switches SUn2, SVn2, SWn2. It has three sets of bodies.
  • the connection point of the series connection in the U, V, W phases is connected to the first end of the U, V, W phase windings 15U, 15V, 15W.
  • the second ends of the U, V, W phase windings 15U, 15V, 15W are connected to each other at a neutral point.
  • N-channel MOSFETs are used as the switches SUp2 to SWn2.
  • the diodes DUp2, DVp2, DWp2, DUn2, DVn2, and DWn2 are connected in reverse parallel to the switches SUp2, SVp2, SWp2, SUn2, SVn2, and SWn2, respectively.
  • the diodes DUp2-DWn2 may be body diodes of the switches SUp2-SWn2.
  • the switches SUp2 to SWn2 are not limited to N-channel MOSFETs, and may be, for example, IGBTs.
  • the positive electrode terminal of the DC power supply 21 is connected to the drain which is the high potential side terminal of the upper arm switch of each of the first and second inverters INV1 and INV2.
  • the negative terminal of the DC power supply 21 is connected to the source which is the low potential side terminal of each lower arm switch.
  • the first and second inverters INV1 and INV2 convert a DC voltage output from the DC power supply 21 into an AC voltage during powering drive for driving the rotary electric machine 10 as a motor, to convert the first and second winding groups 14, It has a function to apply to 15.
  • the engine 20 can be started, or torque assist can be performed to transmit the generated torque of the electric motor to the drive wheels when the vehicle is traveling.
  • the first and second inverters INV1 and INV2 convert alternating current voltages output from the first and second winding groups 14 and 15 into direct current voltage during regenerative drive for driving the rotary electric machine 10 as a generator. It has a function of applying to the DC power supply 21. Thereby, for example, the DC power supply 21 can be charged.
  • the control system comprises a controller 30.
  • the control device 30 includes a CPU and a memory, and the CPU executes a program stored in the memory.
  • Control device 30 operates the switches constituting first inverter INV1 and second inverter INV2 in order to control the control amount of rotary electric machine 10 to the command value.
  • the control amount is torque
  • the command value is command torque Trq *.
  • the functions provided by the control device 30 can be provided, for example, by software stored in a tangible memory device and a computer that executes the software, hardware, or a combination thereof.
  • the control device 30 performs position sensorless control that does not use the detection value of the angle detector that directly detects the rotation angle of the rotary electric machine 10.
  • the control system is provided with a configuration for detecting the fundamental wave component of the induced voltage generated in the winding.
  • the control system comprises a series connection of a first resistor 22a and a second resistor 22b.
  • the series connected body of the resistors 22 a and 22 b is connected in parallel to the DC power supply 21.
  • the resistance values of the resistors 22a and 22b are the same.
  • the output voltage VDC of the DC power supply 21 divided by the resistors 22 a and 22 b is input to the control device 30.
  • the voltage at the first end of U-phase winding 14U is also input to control device 30.
  • Control device 30 determines the U-phase voltage in first winding group 14 based on the voltage at the first end side of U-phase winding 14 U based on the voltage division value “VDC / 2” by each of the resistors 22 a and 22 b. Get VU1.
  • the acquired phase voltage is not limited to the phase voltage of the U-phase winding 14U of the first winding group 14.
  • FIG. 3 is a block diagram of the torque control process performed by the control device 30.
  • setting unit 31 sets voltage amplitude Vamp, which is the magnitude of voltage vector Vn, and voltage phase ⁇ , which is the phase of voltage vector Vn.
  • the voltage vector Vn is a vector consisting of d-axis voltage and q-axis voltage in the dq coordinate system.
  • FIG. 4 shows that the positive direction of the q axis is a reference, and the counterclockwise direction from this reference is the positive direction (advance side) of the voltage phase ⁇ .
  • the lead angle of the d axis of the dq coordinate system corresponding to each of the winding groups 14 and 15 is defined based on the U-phase windings 14U and 15U of each of the winding groups 14 and 15.
  • the setting unit 31 may set the voltage amplitude Vamp and the voltage phase ⁇ based on map information in which the command torque Trq * is related to the voltage amplitude Vamp and the voltage phase ⁇ .
  • the pulse width adjustment unit 32 adjusts the pulse width W indicating the length of the conduction period based on the voltage amplitude Vamp.
  • the pulse width W is made larger as the voltage amplitude Vamp is larger.
  • the pulse width W is set to 120 degrees or less. Further, in the present embodiment, when the rotary electric machine 10 is driven as an electric motor, the pulse width W is set to be greater than 60 degrees and equal to or less than 120 degrees.
  • the first operation unit 33 is configured as shown in FIG. 5 based on the pulse width W, the voltage phase ⁇ , and the estimated electrical angle ⁇ est corresponding to rotational position information output from the phase compensation unit 38 described later.
  • 1) Generate and output operation signals of the switches SUp to SWn1 of the inverter INV1.
  • 1 indicates that the upper arm switch is turned on and the lower arm switch is turned off.
  • 0 indicates a dead time in which both the upper and lower arm switches are turned off.
  • -1 indicates that the upper arm switch is turned off and the lower arm switch is turned on.
  • 1 in FIG. 5A indicates that the first U-phase upper arm switch SUp1 is turned on and the first U-phase lower arm switch SUn1 is turned off.
  • FIG. 5 shows the case where the pulse width W is set to 120 degrees
  • FIG. 6 shows the case where the pulse width W is set to a value larger than 60 degrees and smaller than 120 degrees.
  • FIGS. 6 (a) to 6 (c) correspond to FIGS. 5 (a) to 5 (c).
  • the switching timing to the on operation of the upper arm switch of each of the U, V, and W phases is shifted by 120 degrees. Further, the switching timing of the lower arm switch of each of the U, V, and W phases to the on operation is also shifted by 120 degrees. It is assumed that the ON operation periods of the upper arm switches of the U, V, and W phases do not overlap due to such timing deviation and that the pulse width W is made larger than 60 degrees and smaller than 120 degrees.
  • the first condition is imposed, which is the condition of Further, a second condition is imposed, which is a condition that the ON operation periods of the lower arm switches of the U, V, and W phases do not overlap.
  • the pulse width W is set to 120 degrees
  • the non-conducting periods of the phase windings 14U to 14W in the first winding group 14 do not overlap with each other.
  • the non-energization period of each phase is 60 degrees in electrical angle.
  • the pulse width W is set to a value larger than 60 degrees. This setting is to prevent the occurrence of a situation where power can not be supplied from the DC power supply 21 to the inverters INV1 and INV2.
  • FIG. 7 shows the case where the pulse width W is set to 60 degrees.
  • FIGS. 7A to 7C correspond to FIGS. 5A to 5C.
  • the pulse width W is 60 degrees, the upper arm switch and the lower arm switch of different phases are not simultaneously turned on. Therefore, power can not be supplied from the DC power supply 21 to the first inverter INV1.
  • the second operation unit 34 switches the respective switches SUp2 to SWn2 of the second inverter INV2 based on the pulse width W, the voltage phase ⁇ , and the output value “ ⁇ est + ⁇ ” of the addition unit 35 described later.
  • Generate and output the operation signal of The operation modes of the switches SUp2 to SWn2 of the second inverter INV2 are obtained by advancing the operation modes shown in FIGS. 5 and 6 by the space phase difference ⁇ .
  • the filter unit 36 performs low-pass filter processing on the acquired phase voltage VU1 to extract the fundamental wave component of the induced voltage of the U-phase winding 14U.
  • the extracted fundamental wave component is referred to as a post-filter voltage VF.
  • the fundamental wave component EU1 of the actual induced voltage of the U-phase winding 14U is indicated by a broken line
  • the acquired phase voltage VU1 is indicated by a solid line.
  • the period from time t2 to t3 is a period in which the first U-phase upper arm switch SUp1 is turned on and the first U-phase lower arm switch SUn1 is turned off.
  • the phase voltage VU1 in this period is clamped at a value corresponding to the voltage on the positive electrode side of the DC power supply 21.
  • a period from time t4 to t5 is a period in which the first U-phase upper arm switch SUp1 is turned off and the first U-phase lower arm switch SUn1 is turned on. Phase voltage VU1 in this period is clamped to a value corresponding to the voltage on the negative electrode side of DC power supply 21.
  • the period from time t1 to t2 and t3 to t4 is a dead time.
  • two noises are superimposed on the phase voltage VU1.
  • These noises are the switching noise corresponding to the phase other than the U phase in the first winding group 14 and the switching noise corresponding to any phase in the second winding group 15. Since the spatial phase difference ⁇ is 30 °, for example, the generation interval of these noises is 30 ° in electrical angle. These noises can be removed by the low pass filter processing of the filter unit 36.
  • the estimation unit 37 calculates the uncompensated electrical angle ⁇ p based on the filtered voltage VF output from the filter unit 36. Specifically, as shown in FIG. 8B, the estimation unit 37 first compares the after-filter voltage VF with the threshold, and calculates the timing at which the after-filter voltage VF crosses the threshold. In the present embodiment, the threshold is set to zero. Therefore, the timing at which the filtered voltage VF crosses the threshold is the zero cross timing. Then, the estimation unit 37 calculates the precompensation electrical angle ⁇ p, as shown in FIG. 9A, based on the calculated zero cross timing.
  • the electrical angle can be estimated based on the zero cross timing because, for example, the zero cross timing of the fundamental wave component EU1 of the actual induced voltage can be used as a reference timing for estimating the electrical angle.
  • FIG. 9 shows the transition of the pre-compensation electrical angle ⁇ p when the electrical angular velocity of the rotary electric machine 10 is constant.
  • the estimation unit 37 further calculates the electric angular velocity ⁇ est of the rotary electric machine 10 based on the calculated time interval of the zero cross timing.
  • the phase compensation unit 38 calculates the estimated electrical angle ⁇ est by correcting the precompensation electrical angle ⁇ p on the phase advancing side.
  • the correction on the phase advancing side is performed by low-pass filter processing, and as shown in FIG. 8B, the phase of the filtered voltage VF is delayed with respect to the fundamental wave component EU1 of the actual induced voltage. It is for.
  • the phase compensation can improve the estimation accuracy of the electrical angle.
  • the phase compensation unit 38 calculates the phase compensation value ⁇ ( ⁇ 0) shown in FIG. 10 based on the electrical angular velocity ⁇ est, and adds the calculated phase compensation value ⁇ to the pre-compensation electrical angle ⁇ p to estimate the electrical angle Calculate ⁇ est.
  • the phase compensation unit 38 may calculate the phase compensation value ⁇ based on the map information in which the electrical angular velocity ⁇ est and the phase compensation value ⁇ are related. Thus, the phase delay of the precompensation electrical angle ⁇ p can be compensated with a simple configuration.
  • the addition unit 35 adds the spatial phase difference ⁇ to the estimated electrical angle ⁇ est output from the phase compensation unit 38 and outputs the result.
  • FIG. 11A shows the transition of the U-phase voltage VU1 and the after-filter voltage VF of this embodiment
  • FIG. 11B shows the transition of the U-phase voltage VU1 and the after-filter voltage VF of the comparative example.
  • the comparative example of FIG. 11B has a configuration in which the upper and lower arm switches are alternately turned on during the on operation period of the upper arm switch as described in Patent Document 1 above.
  • the filtered voltage VF is not offset from 0 V. Therefore, the estimation accuracy of the electrical angle can be improved.
  • the symmetry of the phase voltage VU1 is not ensured with respect to 0 V, so the filtered voltage VF is offset from 0 V by a predetermined amount ⁇ V. As a result, the reference timing for estimating the electrical angle can not be properly grasped, and the estimation accuracy of the electrical angle decreases.
  • the reference voltage in acquiring phase voltage VU1 is replaced with the divided voltage value “VDC / 2” of the output voltage of DC power supply 21 to be virtual. It is also conceivable to use a neutral point voltage. However, in this case, the number of components increases and the cost of the control system increases.
  • FIG. 11A shows the transition of the torque Trq1 of the rotary electric machine 10 corresponding to the first winding group 14, and
  • FIG. 11B shows the torque Trq2 of the rotary electric machine 10 corresponding to the second winding group 15.
  • FIG. 11C shows transition of combined torque Ttotal which is a total value of each of the torques Trq1 and Trq2.
  • the space phase difference ⁇ is not limited to 30 degrees, and the torque ripple reduction effect can be obtained even when it is set to a value close to 30 degrees.
  • FIG. 13 (a) shows the transition of the first DC current IDC1 flowing between the DC power supply 21 and the first inverter INV1
  • FIG. 13 (b) shows the transition between the DC power supply 21 and the second inverter INV2.
  • the transition of 2nd DC current IDC2 is shown.
  • FIG. 13C shows the transition of the combined current Itotal which is the total value of the direct current IDC1 and IDC2.
  • the smoothing capacitor is not included in the control system by reducing the ripple of the direct current.
  • the comparative example shown in FIG. 14 is the same as the comparative example of FIG.11 (b).
  • the pulse width W is adjusted. Therefore, the electromagnetic noise can be reduced more than in the comparative example.
  • the switching loss generated in each of the inverters INV1 and INV2 can be reduced as compared with the comparative example.
  • the reference voltage for acquiring the phase voltage is not limited to the voltage division value "VDC / 2" of each of the resistors 22a and 22b, and may be, for example, a ground voltage (0 V) which is a voltage on the negative electrode side of the DC power supply 21. It may be.
  • the threshold used by the estimation unit 37 is not limited to zero, and may be a value other than zero.
  • the method of estimating the electrical angle is not limited to that using a low pass filter.
  • the electrical angle may be estimated based on the comparison between the phase voltage and the threshold in the non-energized period of the winding.
  • the electrical angle is not limited to one estimated by position sensorless control.
  • an electrical angle detected by an angle detector such as a resolver may be used for torque control.
  • the rotating electric machine is not limited to the one having two winding groups, and may have three or more winding groups.
  • the spatial phase difference ⁇ between the first to third winding groups is set to 20 degrees.
  • the control amount of the rotating electrical machine is not limited to the torque, and may be, for example, a rotational speed.
  • the rotating electrical machine is not limited to the winding field type, and may be, for example, a permanent magnet field type.
  • the magnetic pole portion is a permanent magnet.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Ac Motors In General (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Inverter Devices (AREA)

Abstract

Un dispositif de commande (30) est destiné à être utilisé dans un système équipé d'une machine dynamo-électrique (10) ayant des groupes d'enroulements à phases multiples (14, 15), et des circuits d'onduleur de puissance (INV1, INV2) permettant d'appliquer une tension aux groupes d'enroulements en tournant alternativement sur des commutateurs de branche supérieure et inférieure (SUp1-SWp2, SUn1-SWn2). Le dispositif de commande est équipé : d'une unité de réglage (32) pour régler la largeur d'impulsion, qui est l'intervalle de marche de chacun des commutateurs de branche supérieure et inférieure dans un cycle d'angle électrique de la machine dynamo-électrique ; et d'unités de fonctionnement (33, 34) pour faire tourner les commutateurs de branche supérieure et inférieure un à la fois pendant un cycle d'angle électrique de telle sorte que l'intervalle de marche de chacun des commutateurs de branche supérieure et inférieure pendant un cycle d'angle électrique est égal à la largeur d'impulsion réglée définie par l'unité de réglage, tout en satisfaisant à une première condition selon laquelle il n'y a pas de chevauchement dans les intervalles de marche des commutateurs de branche supérieure correspondant à chaque phase, et à une seconde condition selon laquelle il n'y a pas de chevauchement dans les intervalles de marche des commutateurs de branche inférieure correspondant à chaque phase.
PCT/JP2018/029653 2017-08-21 2018-08-07 Dispositif de commande de machine dynamo-électrique Ceased WO2019039268A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017158828A JP2019037101A (ja) 2017-08-21 2017-08-21 回転電機の制御装置
JP2017-158828 2017-08-21

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CN112810467A (zh) * 2019-10-31 2021-05-18 比亚迪股份有限公司 能量转换装置及车辆

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3089075B1 (fr) * 2018-11-23 2021-08-06 Valeo Siemens Eautomotive France Sas Procede de commande d’une machine electrique triphasee

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011139573A (ja) * 2009-12-28 2011-07-14 Panasonic Corp モータ駆動装置および圧縮機および冷蔵庫
JP2015073352A (ja) * 2013-10-02 2015-04-16 株式会社デンソー 電力変換装置および電力変換システム
JP2017131045A (ja) * 2016-01-21 2017-07-27 株式会社デンソー 回転電機制御装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011139573A (ja) * 2009-12-28 2011-07-14 Panasonic Corp モータ駆動装置および圧縮機および冷蔵庫
JP2015073352A (ja) * 2013-10-02 2015-04-16 株式会社デンソー 電力変換装置および電力変換システム
JP2017131045A (ja) * 2016-01-21 2017-07-27 株式会社デンソー 回転電機制御装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112810467A (zh) * 2019-10-31 2021-05-18 比亚迪股份有限公司 能量转换装置及车辆
CN112810467B (zh) * 2019-10-31 2022-08-09 比亚迪股份有限公司 能量转换装置及车辆

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