JP7269036B2 - 走行車両 - Google Patents
走行車両 Download PDFInfo
- Publication number
- JP7269036B2 JP7269036B2 JP2019040292A JP2019040292A JP7269036B2 JP 7269036 B2 JP7269036 B2 JP 7269036B2 JP 2019040292 A JP2019040292 A JP 2019040292A JP 2019040292 A JP2019040292 A JP 2019040292A JP 7269036 B2 JP7269036 B2 JP 7269036B2
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- control
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- traveling vehicle
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- 238000000034 method Methods 0.000 claims description 66
- 230000001965 increasing effect Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 description 11
- 238000011217 control strategy Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- 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
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/20—Conjoint control of vehicle sub-units of different type or different function including control of steering systems
-
- 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
- B60L1/00—Supplying electric power to auxiliary equipment of vehicles
- B60L1/003—Supplying electric power to auxiliary equipment of vehicles to auxiliary motors, e.g. for pumps, compressors
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/006—Control or measuring arrangements
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/412—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters
- A01D34/63—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis
- A01D34/64—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having rotating cutters having cutters rotating about a vertical axis mounted on a vehicle, e.g. a tractor, or drawn by an animal or a vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
-
- 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
- B60L15/02—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles characterised by the form of the current used in the control circuit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D11/00—Steering non-deflectable wheels; Steering endless tracks or the like
- B62D11/001—Steering non-deflectable wheels; Steering endless tracks or the like control systems
- B62D11/003—Electric or electronic control systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D11/00—Steering non-deflectable wheels; Steering endless tracks or the like
- B62D11/02—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides
- B62D11/04—Steering non-deflectable wheels; Steering endless tracks or the like by differentially driving ground-engaging elements on opposite vehicle sides by means of separate power sources
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/006—Structural association of a motor or generator with the drive train of a motor vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K2007/0038—Disposition of motor in, or adjacent to, traction wheel the motor moving together with the wheel axle
-
- 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
- B60L2200/00—Type of vehicles
- B60L2200/40—Working 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
- 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
-
- 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
- B60W2300/00—Indexing codes relating to the type of vehicle
- B60W2300/15—Agricultural vehicles
- B60W2300/156—Ridable lawn mowers
-
- 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
- B60W2520/40—Torque distribution
- B60W2520/403—Torque distribution between front and rear axle
-
- 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
- B60W2520/40—Torque distribution
- B60W2520/406—Torque distribution between left and right wheel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/20—Off-Road Vehicles
- B60Y2200/22—Agricultural vehicles
- B60Y2200/223—Ridable lawn mowers
-
- 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
- Y02T10/72—Electric energy management in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Environmental Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Automation & Control Theory (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Guiding Agricultural Machines (AREA)
- Harvester Elements (AREA)
- Non-Deflectable Wheels, Steering Of Trailers, Or Other Steering (AREA)
Description
また、このような構成とすれば、PI制御とP制御との間で制御方式を切り替える場合に、走行車両の挙動に関し、ユーザに違和感を与えることなく、スムーズに走行することが可能となる。
上記実施形態では、走行車両1として電動芝刈機を例に挙げて説明したが、走行車両1は、例えば圃場において耕耘作業を行うトラクタであっても良いし、田植機であっても良い。また、圃場において穀稈の刈り取り作業を行うコンバインであっても良いし、播種を行う直播機であっても良いし、薬剤散布等を行う乗用管理機であっても良い。すなわち、走行車両1には、芝刈機、トラクタ、田植機、コンバイン、直播機、乗用管理機が含まれる。もちろん、圃場においてこれらとは異なる作業を行う走行車両1に本発明を適用することも可能である。更には、乗用の走行車両1だけでなく、遠隔操作が可能な走行車両1に適用することも可能である。
3:駆動輪
20:モータ
51:操作量受付部
52:設定部
53:モータ駆動部
T:制御周期
Claims (5)
- 左右一対の駆動輪と、
前記左右一対の駆動輪を夫々駆動可能な左右一対のモータと、
前記左右一対のモータに対する夫々の操作量を受け付け可能な操作量受付部と、
前記操作量の大小に基づいて、PI制御である第1制御方式で前記モータを駆動する期間、及び、P制御である第2制御方式で前記モータを駆動する期間の双方を含むことが可能な予め設定された制御周期内における、前記PI制御により前記モータを駆動する期間と前記P制御により前記モータを駆動する期間とを設定可能であって、前記モータを駆動する制御方式を前記P制御から前記PI制御に切り替える際は、前記制御周期内における前記P制御により前記モータを駆動する期間の割合を徐々に低減させると共に、前記PI制御により前記モータを駆動する期間の割合を徐々に増大させるように設定する設定部と、
前記設定部による設定結果に基づいて前記モータを駆動可能なモータ駆動部と、
を備える走行車両。 - 前記設定部は、前記制御周期内における前記第1制御方式の期間と前記第2制御方式の期間との一方の割合を100%から0%に徐々に低減させると共に、前記第1制御方式の期間と前記第2制御方式の期間との他方の割合を0%から100%に徐々に増大させる請求項1に記載の走行車両。
- 前記設定部は、前記モータの回転数が所定の回転数未満の場合に、前記制御周期内における前記第1制御方式の期間を零に設定し、前記モータの回転数が前記所定の回転数以上の場合に、前記制御周期内における前記第2制御方式の期間を零に設定する請求項1又は2に記載の走行車両。
- 前記設定部は、前記操作量が当該操作量を受け付けた際の前記モータの回転数を予め設定された変化量よりも増大させるものである場合に、前記制御周期内において、前記第1制御方式の期間と前記第2制御方式の期間との双方を零より大きい値に設定する請求項1又は2に記載の走行車両。
- 前記左右一対の駆動輪は、操向輪としても用いられる請求項1から4のいずれか一項に記載の走行車両。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019040292A JP7269036B2 (ja) | 2019-03-06 | 2019-03-06 | 走行車両 |
US16/700,309 US20200282969A1 (en) | 2019-03-06 | 2019-12-02 | Traveling Vehicle |
EP19213641.4A EP3704931B1 (en) | 2019-03-06 | 2019-12-04 | Traveling vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019040292A JP7269036B2 (ja) | 2019-03-06 | 2019-03-06 | 走行車両 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020145831A JP2020145831A (ja) | 2020-09-10 |
JP7269036B2 true JP7269036B2 (ja) | 2023-05-08 |
Family
ID=68834948
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019040292A Active JP7269036B2 (ja) | 2019-03-06 | 2019-03-06 | 走行車両 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20200282969A1 (ja) |
EP (1) | EP3704931B1 (ja) |
JP (1) | JP7269036B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US12201044B2 (en) | 2018-02-05 | 2025-01-21 | FarmWise Labs, Inc. | Method for autonomously weeding crops in an agricultural field |
WO2024168068A1 (en) | 2023-02-07 | 2024-08-15 | FarmWise Labs, Inc. | Crop detection system and/or method |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014117026A (ja) | 2012-12-07 | 2014-06-26 | Kanzaki Kokyukoki Mfg Co Ltd | モータ駆動車両の制御システム |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS633679A (ja) * | 1986-06-24 | 1988-01-08 | Mitsubishi Electric Corp | インバ−タ装置 |
WO2004071800A1 (en) * | 2003-02-06 | 2004-08-26 | Wavecrest Laboratories Llc | Adaptive electric vehicle |
JP5463463B2 (ja) * | 2009-11-30 | 2014-04-09 | 株式会社 神崎高級工機製作所 | 乗用型対地作業車両 |
JP5984336B2 (ja) * | 2011-02-25 | 2016-09-06 | Ntn株式会社 | インホイールモータ車両の駆動装置 |
US8838311B2 (en) * | 2011-06-15 | 2014-09-16 | Kubota Corporation | Vehicle having independently driven and controlled right and left drive wheels |
JP6263970B2 (ja) * | 2013-11-11 | 2018-01-24 | 村田機械株式会社 | 自律走行台車、及び、予定走行経路データのデータ構造 |
JP2017132406A (ja) | 2016-01-29 | 2017-08-03 | 株式会社Subaru | 車両の制御装置及び車両の制御方法 |
DE102016102914B3 (de) * | 2016-02-19 | 2017-05-11 | Max Holder Gmbh | Hydraulische Antriebsanordnung für ein Fahrzeug und Verfahren zum Wechseln zwischen zwei hydraulischen Betriebsmodi einer hydraulischen Antriebsanordnung |
JP6339610B2 (ja) * | 2016-02-25 | 2018-06-06 | 株式会社Subaru | 車両の制御装置及び車両の制御方法 |
-
2019
- 2019-03-06 JP JP2019040292A patent/JP7269036B2/ja active Active
- 2019-12-02 US US16/700,309 patent/US20200282969A1/en not_active Abandoned
- 2019-12-04 EP EP19213641.4A patent/EP3704931B1/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014117026A (ja) | 2012-12-07 | 2014-06-26 | Kanzaki Kokyukoki Mfg Co Ltd | モータ駆動車両の制御システム |
Also Published As
Publication number | Publication date |
---|---|
EP3704931B1 (en) | 2021-10-13 |
US20200282969A1 (en) | 2020-09-10 |
EP3704931A1 (en) | 2020-09-09 |
JP2020145831A (ja) | 2020-09-10 |
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