JP2020171118A - 交流回転電機の制御装置 - Google Patents
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- 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
- H02P29/60—Controlling or determining the temperature of the motor or of the drive
- H02P29/68—Controlling or determining the temperature of the motor or of the drive based on the temperature of a drive component or a semiconductor component
-
- 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
- H02P29/60—Controlling or determining the temperature of the motor or of the drive
-
- 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
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
-
- 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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
-
- 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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/003—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to inverters
-
- 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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0061—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electrical machines
-
- 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
- H02P21/00—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
- H02P21/22—Current control, e.g. using a current control loop
-
- 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
- H02P29/032—Preventing damage to the motor, e.g. setting individual current limits for different drive conditions
-
- 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
- H02P29/40—Regulating or controlling the amount of current drawn or delivered by the motor for controlling the mechanical load
-
- 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
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- Transportation (AREA)
- Mechanical Engineering (AREA)
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- Sustainable Energy (AREA)
- Control Of Ac Motors In General (AREA)
- Control Of Electric Motors In General (AREA)
Abstract
Description
図1は、本発明の実施の形態1に係る交流回転電機の制御装置を示す構成図である。当該制御装置は、直流電源10から印加される直流電圧を電力変換回路であるインバータ20により交流電圧に変換し、変換後の交流電圧を交流回転電機30に印加させて、交流回転電機30を駆動制御する。交流回転電機30は、例えば電動車両の駆動源である。
Vmax=sqrt(3/2)×Vdc×(1/2)×MFmax ・・・ (6)
FLmax=Vmax÷ω ・・・ (7)
(1)トルク指令値Ctrq>上限値Ctrq_alw_upperの場合:
トルク指令値Ctrq_adj=上限値Ctrq_alw_upper
(2)下限値Ctrq_alw_lower≦トルク指令値Ctrq≦上限値Ctrq_alw_upperの場合:
トルク指令値Ctrq_adj=トルク指令値Ctrq
(3)トルク指令値Ctrq<下限値Ctrq_alw_lowerの場合:
トルク指令値Ctrq_adj=下限値Ctrq_alw_lower
Claims (8)
- スイッチング素子を備えた電力変換回路から交流回転電機に電流を供給する場合の保護対象に設けられた保護部の温度を検出し、前記温度、及び前記温度から推定される前記保護対象の温度のうちの一方を検出温度として出力する温度検出部と、
前記温度検出部が出力する前記検出温度を用いて、前記検出温度以上である補償後温度を算出する温度補償部と、
前記温度補償部が算出した前記補償後温度を用いて、入力されたトルク指令値を制限するトルク制限部と、
を有する交流回転電機の制御装置。 - 前記トルク制限部は、
前記温度補償部が算出した前記補償後温度と、予め設定された設定温度との間の差分を算出する演算部と、
前記差分を用いて、前記補償後温度が前記設定温度を超えないように、前記電力変換回路から前記交流回転電機に供給される最大電流量を調整する最大電流調整部と、
前記最大電流調整部による調整後の最大電流量に基づいて、前記トルク指令値の上限値、および下限値を算出する許容トルク算出部と、
前記上限値、および前記下限値に基づいて、前記トルク指令値を調整するトルク指令調整部と、を備える、
請求項1に記載の交流回転電機の制御装置。 - 前記温度補償部は、
前記検出温度を用いて、補償量を算出する補償量算出部と、
前記検出温度に前記補償量を加算することにより、前記補償後温度を算出する加算部と、を備える、
請求項1または2に記載の交流回転電機の制御装置。 - 前記温度補償部は、
前記補償量の範囲を制限する補償量制限部、を更に備え、
前記加算部は、前記検出温度に、前記補償量制限部により制限される補償量を加算することにより、前記補償後温度を算出する、
請求項3に記載の交流回転電機の制御装置。 - 前記補償量算出部は、増幅器、低域通過フィルタ、及び高域通過フィルタの機能を備え、前記温度検出部が検出した前記温度に対し、増幅率、前記低域通過フィルタの伝達関数、及び前記高域通過フィルタの伝達関数を用いた操作を行うことにより、前記補償量を算出する、
請求項3または4に記載の交流回転電機の制御装置。 - 直流電源の直流電圧値を検出する電圧検出部と、
前記交流回転電機の電気角速度を検出する電気角速度検出部と
を更に備え、
前記許容トルク算出部は、
前記電圧検出部が検出した前記直流電圧値、及び予め設定された最大変調率に基づいて、前記交流回転電機に印加される最大電圧値を算出し、
前記最大電圧値、及び前記電気角速度に基づいて、前記交流回転電機の最大鎖交磁束を算出し、
前記最大鎖交磁束、及び前記調整後の最大電流量に基づいて、前記上限値、および前記下限値を算出する、
請求項2に記載の交流回転電機の制御装置。 - 前記トルク指令調整部は、
前記トルク指令値が前記上限値より大きい場合は、前記トルク指令値を前記上限値に操作し、
前記トルク指令値が前記下限値より小さい場合は、前記トルク指令値を前記下限値に操作し、
前記トルク指令値が、前記上限値以下、前記下限値以上の範囲内の場合は、前記トルク指令値を操作せず、同じ値を維持させる、
ことにより前記トルク指令値を調整する、
請求項2に記載の交流回転電機の制御装置。 - 前記保護部は、異なる複数の保護対象に設けられている場合に、前記温度補償部は、前記保護部毎に複数、設けられ、
前記トルク制限部は、前記温度補償部毎に、前記演算部を備え、
前記トルク制限部に含まれる前記最大電流調整部は、前記演算部がそれぞれ算出する差分のうちの最小の差分を用いて、前記電力変換回路から前記交流回転電機に供給される最大電流量を調整する、
請求項2に記載の交流回転電機の制御装置。
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JP2019070963A JP6965303B2 (ja) | 2019-04-03 | 2019-04-03 | 交流回転電機の制御装置 |
US16/794,488 US11183964B2 (en) | 2019-04-03 | 2020-02-19 | Control device for an AC rotating electric machine |
CN202010223753.4A CN111817646B (zh) | 2019-04-03 | 2020-03-26 | 交流旋转电机的控制装置 |
DE102020204025.7A DE102020204025A1 (de) | 2019-04-03 | 2020-03-27 | Steuervorrichtung für eine elektrische Wechselstromrotationsmaschine |
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Cited By (2)
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CN112874318A (zh) * | 2021-01-28 | 2021-06-01 | 奇瑞新能源汽车股份有限公司 | 驱动电机的控制方法、装置及车辆 |
JP2021197753A (ja) * | 2020-06-10 | 2021-12-27 | 三菱電機株式会社 | インバータ装置 |
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CN108923721B (zh) * | 2018-08-20 | 2020-09-25 | 广东美的暖通设备有限公司 | 电机变频驱动***与多联机中央空调器 |
US20220357223A1 (en) * | 2021-05-07 | 2022-11-10 | Bourns, Inc. | Torque and angle sensing device |
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- 2020-02-19 US US16/794,488 patent/US11183964B2/en active Active
- 2020-03-26 CN CN202010223753.4A patent/CN111817646B/zh active Active
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DE102020204025A1 (de) | 2020-10-08 |
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