JP2022120677A - 回転電機制御システム - Google Patents
回転電機制御システム Download PDFInfo
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- 239000003990 capacitor Substances 0.000 claims abstract description 187
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
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- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 206010008263 Cervical dysplasia Diseases 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
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- 230000003247 decreasing effect Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
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- 239000004065 semiconductor Substances 0.000 description 1
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Classifications
-
- 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
- H02P27/08—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 with pulse width modulation
-
- 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
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
-
- 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
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
- H02M1/325—Means for protecting converters other than automatic disconnection with means for allowing continuous operation despite a fault, i.e. fault tolerant converters
-
- 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
- H02M7/53—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 using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
-
- 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
- H02M7/53—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 using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/539—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters with automatic control of output wave form or frequency
- H02M7/5395—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 using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters with automatic control of output wave form or frequency by pulse-width modulation
-
- 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
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/02—Providing protection against overload without automatic interruption of supply
- H02P29/024—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load
-
- 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
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/02—Providing protection against overload without automatic interruption of supply
- H02P29/024—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load
- H02P29/028—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load the motor continuing operation despite the fault condition, e.g. eliminating, compensating for or remedying the fault
Abstract
【解決手段】回転電機制御システムの制御部は、第1直流電源を流れる電流の第1波高値Ibpp1と、第2直流電源を流れる電流の第2波高値Ibpp2との差分が、判定しきい値Idiff_ref以上であって、第1波高値Ibpp1が第2波高値Ibpp2よりも大きい場合には第1平滑コンデンサが開放故障であると判定し、第1波高値Ibpp1と第2波高値Ibpp2との差分が判定しきい値Idiff_ref以上であって、第2波高値Ibpp2が第1波高値Ibpp1よりも大きい場合には第2平滑コンデンサが開放故障であると判定する。
【選択図】図11
Description
Mi_inv2=Va_inv2/E2=Va_inv2/E ・・・(2)
Mi_sys =(Va_inv1+Va_inv2)/(E1+E2)
=(Va_inv1+Va_inv2)/2E ・・・(3)
Claims (5)
- 互いに独立した複数相のオープン巻線を有する回転電機を駆動制御する回転電機制御システムであって、
前記オープン巻線の一端側に接続された第1インバータと、
前記オープン巻線の他端側に接続された第2インバータと、
前記第1インバータが接続された第1直流電源と、
前記第2インバータが接続された第2直流電源と、
前記第1直流電源に並列接続された第1平滑コンデンサと、
前記第2直流電源に並列接続された第2平滑コンデンサと、
前記第1インバータ及び前記第2インバータのそれぞれを、互いに独立して制御可能な制御部と、を備え、
前記制御部は、前記第1直流電源を流れる電流の波高値である第1波高値と、前記第2直流電源を流れる電流の波高値である第2波高値との差分が、予め規定された判定しきい値以上であって、前記第1波高値が前記第2波高値よりも大きい場合には前記第1平滑コンデンサが開放故障であると判定し、前記第1波高値と前記第2波高値との差分が前記判定しきい値以上であって、前記第2波高値が前記第1波高値よりも大きい場合には前記第2平滑コンデンサが開放故障であると判定する、回転電機制御システム。 - 前記判定しきい値は、前記回転電機が出力可能な最大トルクの半分以上である規定トルクを出力中に、前記第1平滑コンデンサ及び前記第2平滑コンデンサの内、開放故障が生じた平滑コンデンサに接続された直流電源を流れる電流の波高値と、正常な平滑コンデンサに接続された前記直流電源を流れる電流の波高値との差分に応じた値に設定されている、請求項1に記載の回転電機制御システム。
- 前記回転電機は、車両に搭載されて当該車両の車輪を駆動する駆動力源であり、
前記制御部は、前記第1平滑コンデンサ又は前記第2平滑コンデンサが開放故障であると判定した場合、前記回転電機の出力可能なトルク及び回転速度を規定範囲内に制限すると共に、前記車両の運転者に対して警告を報知する、請求項1又は2に記載の回転電機制御システム。 - 前記第1直流電源と前記第1平滑コンデンサ及び前記第1インバータとの電気的接続を断接する第1コンタクタと、前記第2直流電源と前記第2平滑コンデンサ及び前記第2インバータとの電気的接続を断接する第2コンタクタと、を備え、
前記第1コンタクタは、前記第1直流電源を流れる電流が予め規定された過電流しきい値以上である場合に開放され、
前記第2コンタクタは、前記第2直流電源を流れる電流が前記過電流しきい値以上である場合に開放され、
前記制御部は、前記第1平滑コンデンサの両端電圧が予め規定された短絡時電圧以下であり、且つ、前記第1直流電源を流れる電流が予め規定された短絡時電流以下である場合に、前記第1平滑コンデンサが短絡故障であると判定し、前記第2平滑コンデンサの両端電圧が前記短絡時電圧以下であり、且つ、前記第2直流電源を流れる電流が前記短絡時電流以下である場合に、前記第2平滑コンデンサが短絡故障であると判定する、請求項1から3の何れか一項に記載の回転電機制御システム。 - 前記第1インバータ及び前記第2インバータは、それぞれ交流1相分のアームが上段側スイッチング素子と下段側スイッチング素子との直列回路により構成され、
前記制御部は、前記第1インバータ及び前記第2インバータをそれぞれ、全ての前記上段側スイッチング素子をオフ状態とし全ての前記下段側スイッチング素子をオン状態とする、又は、全ての前記上段側スイッチング素子をオン状態とし全ての前記下段側スイッチング素子をオフ状態とするアクティブショートサーキット制御、及び、複数相全ての前記スイッチング素子の全てをオフ状態とするシャットダウン制御、により制御可能であり、
前記制御部は、前記第1平滑コンデンサ又は前記第2平滑コンデンサが短絡故障であると判定した場合に、前記回転電機の回転速度が予め規定された速度しきい値以上の状態では、前記第1インバータ及び前記第2インバータの双方をシャットダウン制御により制御し、
前記回転電機の回転速度が前記速度しきい値未満の状態では、前記第1インバータ及び前記第2インバータのうち、正常な平滑コンデンサが接続された方のインバータをパルス幅変調制御により制御し、前記短絡故障である平滑コンデンサが接続された方の前記インバータをアクティブショートサーキット制御により制御する、請求項4に記載の回転電機制御システム。
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JP2021017729A JP7447838B2 (ja) | 2021-02-05 | 2021-02-05 | 回転電機制御システム |
EP22749739.3A EP4220937A4 (en) | 2021-02-05 | 2022-02-02 | ROTARY ELECTRIC MACHINE CONTROL SYSTEM |
PCT/JP2022/004059 WO2022168868A1 (ja) | 2021-02-05 | 2022-02-02 | 回転電機制御システム |
CN202280008138.9A CN116648849A (zh) | 2021-02-05 | 2022-02-02 | 旋转电机控制系统 |
US18/032,664 US20230387846A1 (en) | 2021-02-05 | 2022-02-02 | Rotating electrical machine control system |
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EP4325638A2 (en) | 2022-07-28 | 2024-02-21 | AESC Japan Ltd. | Battery cell |
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JPH01165974A (ja) * | 1987-12-23 | 1989-06-29 | Hitachi Ltd | 電力変換装置 |
US8259426B2 (en) * | 2010-05-28 | 2012-09-04 | Rockwell Automation Technologies, Inc. | Variable frequency drive and methods for filter capacitor fault detection |
JP2014192950A (ja) | 2013-03-26 | 2014-10-06 | Denso Corp | 電力変換装置 |
JP6401090B2 (ja) | 2015-03-23 | 2018-10-03 | 株式会社Soken | 電力変換装置 |
JP6651782B2 (ja) | 2015-10-13 | 2020-02-19 | 株式会社デンソー | 回転電機制御装置、および、これを用いた電動パワーステアリング装置 |
CN107750419A (zh) | 2016-05-19 | 2018-03-02 | 三菱电机株式会社 | 功率变换装置 |
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EP4220937A1 (en) | 2023-08-02 |
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JP7447838B2 (ja) | 2024-03-12 |
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