KR102094859B1 - 슬립 검출을 통한 모터 제어 방법 및 시스템 - Google Patents
슬립 검출을 통한 모터 제어 방법 및 시스템 Download PDFInfo
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- KR102094859B1 KR102094859B1 KR1020180151526A KR20180151526A KR102094859B1 KR 102094859 B1 KR102094859 B1 KR 102094859B1 KR 1020180151526 A KR1020180151526 A KR 1020180151526A KR 20180151526 A KR20180151526 A KR 20180151526A KR 102094859 B1 KR102094859 B1 KR 102094859B1
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- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
- B60W40/114—Yaw movement
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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
- 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
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- 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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/42—Drive Train control parameters related to electric machines
- B60L2240/421—Speed
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- 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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/42—Drive Train control parameters related to electric machines
- B60L2240/423—Torque
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- 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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/42—Drive Train control parameters related to electric machines
- B60L2240/429—Current
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2510/00—Input parameters relating to a particular sub-units
- B60W2510/08—Electric propulsion units
- B60W2510/081—Speed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2510/00—Input parameters relating to a particular sub-units
- B60W2510/08—Electric propulsion units
- B60W2510/083—Torque
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2520/00—Input parameters relating to overall vehicle dynamics
- B60W2520/14—Yaw
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2520/00—Input parameters relating to overall vehicle dynamics
- B60W2520/28—Wheel speed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/90—Vehicles comprising electric prime movers
- B60Y2200/91—Electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/90—Vehicles comprising electric prime movers
- B60Y2200/92—Hybrid vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2400/00—Special features of vehicle units
- B60Y2400/30—Sensors
- B60Y2400/308—Electric sensors
- B60Y2400/3084—Electric currents sensors
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- 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
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- 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
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Abstract
본 발명에 따른 일 실시예인 슬립 검출을 통한 모터 제어 방법은 각각의 구동모터에 장착된 슬립 검출 모듈이 구동모터가 회전시키는 휠의 회전수, 모빌리티의 요레이트 및 각각의 구동모터의 전류값을 측정하고, 측정된 회전수의 변화량, 요레이트의 변화량 및 전류값의 변화량에 따라 슬립을 검출하며, 검출된 슬립에 따라 토크 요소 및 전류 예측 보상값을 출력하고, 출력단계에서 출력된 전류 예측 보상값을 전류값에 더하여 pwm 신호값으로 출력하며, 토크요소를 pwm 신호값에 곱하여 출력토크로 출력하여 구동모터로 전달한다.
이를 통해 어느 하나 이상의 모터에서 슬립이 발생하더라도 슬립에 따라 나머지 모터에서 보상하여 모빌리티가 안정적으로 주행할 수 있는 제어방법 및 제어 시스템이 제공된다.
Description
도 2는 본 발명에 따른 슬립 검출을 통한 모터 제어 시스템의 블록도이다.
110 : 슬립 검출 모듈
111 : 회전회전센서
112 : 자세인식센서
113 : 전류센서
114 : 슬립 디텍터
120 : 제어모듈
121 : 전류제어기
122 : 토크제어기
Claims (3)
- 모빌리티의 각각의 구동모터에 장착된 슬립 검출 모듈이 상기 구동모터가 회전시키는 휠의 회전수, 모빌리티의 요레이트 및 상기 구동모터의 전류값을 측정하는 측정단계;
슬립 검출 모듈이 상기 측정단계에서 측정된 회전수와 관련된 변수, 상기 요레이트의 변화량 및 상기 전류값의 변화량에 따라 슬립을 검출하는 검출단계 ― 상기 회전수와 관련된 변수는 슬립 검출 모듈이 장착된 해당 구동모터의 회전수와 모빌리티의 각 구동모터의 회전수 평균과의 차이, 그리고 해당 구동모터의 회전수 변화량을 포함함 ― ;
슬립 검출 모듈이 상기 검출단계에서 검출된 슬립에 따라 토크 요소 및 전류 예측 보상값을 출력하는 출력단계;
슬립 검출 모듈과 전기적으로 연결된 제어모듈이 상기 출력단계에서 출력된 상기 전류 예측 보상값을 상기 전류값에 더하여 pwm 신호값으로 출력하며, 상기 토크 요소를 상기 pwm 신호값에 곱하여 출력토크로 출력하여 상기 구동모터로 전달하는 제어단계;를 포함하며,
상기 각 단계는 상기 구동모터의 슬립을 검출하는 슬립 검출 모듈 및 상기 구동모터를 제어하는 제어모듈을 포함하는 슬립 검출을 통한 모터 제어 시스템에 의해 수행되는 것을 특징으로 하는
슬립 검출을 통한 모터 제어 방법.
- 모빌리티의 각각의 휠에 장착되어 휠을 회전시키는 복수개의 구동모터;
각각의 구동모터에 장착되어 슬립을 검출하는 슬립 검출 모듈; 및
상기 슬립 검출 모듈과 전기적으로 연결되며, 상기 슬립 검출 모듈로부터 측정된 슬립에 따라 상기 구동모터를 제어하는 제어신호를 생성하여 상기 구동모터의 작동을 제어하는 제어모듈;을 포함하며,
상기 슬립 검출 모듈은,
상기 구동모터의 회전수를 측정하는 회전센서;
모빌리티의 요레이트를 측정하는 자세인식센서;
상기 구동모터의 전류값을 측정하는 전류센서; 및
상기 회전수와 관련된 변수, 상기 요레이트의 변화량 및 상기 전류값의 변화량에 따라 슬립을 검출하는 슬립 디텍터 ― 상기 회전수와 관련된 변수는 슬립 검출 모듈이 장착된 해당 구동모터의 회전수와 모빌리티의 각 구동모터의 회전수 평균과의 차이, 그리고 해당 구동모터의 회전수 변화량을 포함함 ―;를 포함하며, 검출된 슬립에 따라 토크 요소 및 전류 예측 보상값을 출력하는 것을 특징으로 하는
슬립 검출을 통한 모터 제어 시스템.
- 제2항에 있어서,
상기 제어모듈은,
상기 전류 예측 보상값이 상기 전류값에 더하여 입력되면 pwm 신호로 출력하는 전류제어기; 및
상기 토크 요소를 상기 전류제어기로부터 전달받은 pwm 신호값에 곱하여 출력토크 신호로 출력하며, 상기 출력토크 신호를 상기 구동모터에 전달하는 토크제어기;를 포함하는 것을 특징으로 하는
슬립 검출을 통한 모터 제어 시스템.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US12060063B2 (en) | 2020-11-16 | 2024-08-13 | Volvo Truck Corporation | Method for controlling wheel slip of a vehicle |
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KR20070120631A (ko) * | 2006-06-20 | 2007-12-26 | 현대자동차주식회사 | 전기 자동차의 독립구동 주행 시스템과 그 제어 방법 |
JP2012050259A (ja) * | 2010-08-27 | 2012-03-08 | Toyota Motor Corp | 交流電動機の制御システム |
KR20120064344A (ko) * | 2010-12-09 | 2012-06-19 | 현대자동차주식회사 | 친환경 자동차의 트랙션 제어장치 및 방법 |
JP2015098226A (ja) * | 2013-11-18 | 2015-05-28 | ヤマハ発動機株式会社 | 車両 |
JP2017085814A (ja) * | 2015-10-29 | 2017-05-18 | 株式会社クボタ | 電動作業車 |
-
2018
- 2018-11-30 KR KR1020180151526A patent/KR102094859B1/ko active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20070120631A (ko) * | 2006-06-20 | 2007-12-26 | 현대자동차주식회사 | 전기 자동차의 독립구동 주행 시스템과 그 제어 방법 |
JP2012050259A (ja) * | 2010-08-27 | 2012-03-08 | Toyota Motor Corp | 交流電動機の制御システム |
KR20120064344A (ko) * | 2010-12-09 | 2012-06-19 | 현대자동차주식회사 | 친환경 자동차의 트랙션 제어장치 및 방법 |
JP2015098226A (ja) * | 2013-11-18 | 2015-05-28 | ヤマハ発動機株式会社 | 車両 |
JP2017085814A (ja) * | 2015-10-29 | 2017-05-18 | 株式会社クボタ | 電動作業車 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US12060063B2 (en) | 2020-11-16 | 2024-08-13 | Volvo Truck Corporation | Method for controlling wheel slip of a vehicle |
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