JP2016198019A - 電動作業車両 - Google Patents
電動作業車両 Download PDFInfo
- Publication number
- JP2016198019A JP2016198019A JP2015079360A JP2015079360A JP2016198019A JP 2016198019 A JP2016198019 A JP 2016198019A JP 2015079360 A JP2015079360 A JP 2015079360A JP 2015079360 A JP2015079360 A JP 2015079360A JP 2016198019 A JP2016198019 A JP 2016198019A
- Authority
- JP
- Japan
- Prior art keywords
- motor
- coolant
- flow rate
- coolant flow
- work vehicle
- 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.)
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Classifications
-
- 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
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/02—Arrangement or mounting of electrical propulsion units comprising more than one electric motor
-
- 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
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- 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
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
- B60K11/04—Arrangement or mounting of radiators, radiator shutters, or radiator blinds
-
- 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
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
-
- 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
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
-
- 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
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
- B60K2001/006—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units the electric motors
-
- 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
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
- B60K2001/0416—Arrangement in the rear part of the 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
- B60K2007/0061—Disposition of motor in, or adjacent to, traction wheel the motor axle being parallel to the wheel axle
-
- 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
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Harvester Elements (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
Description
(1)上述した実施形態では、電動草刈機は、モーアユニット3を前輪11と後輪12との間に配置するミッドマウント型であったが、モーアユニット3を前輪11の前方に配置するフロントモーア型であってもよい。
(2)上述した実施形態では、電動作業車両は電動草刈機であったが、その他の作業車両、田植機、トラクタ、除雪車などであってもよい。
3a :ブレード伝動機構
3b :ブレード
3c :PTO軸
10 :車体
11 :前輪
11L :左前輪
11R :右前輪
12 :後輪
12L :左後輪
12R :右後輪
14 :リンク機構
20 :車体フレーム
4L :モータ
4L :左モータ
4R :右モータ
4W :作業用モータ
5 :制御ユニット
6 :冷却液分配機構
6A :傾斜応答弁
6B :温度応答弁
6TV :弁モジュール
6V :電磁制御弁
7 :冷却液循環流路
7a :第1流路
7b :第2流路
7c :第3流路
7d :第4流路
7e :第5流路
7f :第6流路
7g :第7流路
70 :バイパス
71 :ラジエータ
72 :ポンプ
73 :冷却ファン
50 :インバータ
60 :弁ハウジング
61 :弁室
62 :弁体
63 :作動機構
600 :弁ハウジング
610 :弁体
620 :温度応答作動機構
9 :センサ群
B :バッテリパック
DU :駆動ユニット
P1 :分流点
P2 :合流点
Claims (6)
- 左駆動輪を駆動する左モータと、
右駆動輪を駆動する右モータと、
前記左モータと前記右モータとに接続された冷却液循環流路と、
前記冷却液循環流路に介装されたラジエータ及びポンプと、
前記ポンプから前記左モータに流れる冷却液流量と前記ポンプから前記右モータに流れる冷却液流量との比率を走行状態に応じて調整する冷却液分配機構と、
を備えた電動作業車両。 - 前記走行状態は走行車体の車体横断方向での傾斜角であり、前記冷却液分配機構は、傾斜下方に位置する駆動輪を駆動するモータへの冷却液流量を、傾斜上方に位置する駆動輪を駆動するモータへの冷却液流量より大きくする分配弁である請求項1に記載の電動作業車両。
- 前記分配弁は、前記傾斜角が所定角度以内である場合、左右のモータへの冷却液流量を所定流量に保持し、
前記傾斜角が所定角度超えた場合、前記所定流量より少ない流量を傾斜上方に位置する駆動輪を駆動するモータへ流し、
前記傾斜角が所定角度超えた場合、前記所定流量より多い流量を傾斜下方に位置する駆動輪を駆動するモータへ流す請求項2に記載の電動作業車両。 - 前記走行状態はモータ温度であり、前記冷却液分配機構は、モータ温度の高いモータへの冷却液流量を、モータ温度の低いモータへの冷却液流量より大きくする分配弁である請求項1に記載の電動作業車両。
- 前記冷却液分配機構は、前記左モータへの冷却液流路と前記左モータからの冷却液流路との間をつなぐとともに前記右モータへの冷却液流路と前記右モータからの冷却液流路との間をつなぐバイパスと、前記バイパスを遮断する位置と前記バイパスを開放する位置とに変位可能な弁体と、前記弁体をモータ温度によって変位させる温度応答作動機構とからなる請求項4に記載の電動作業車両。
- 前記走行状態はモータ電流によって算定されるモータ負荷であり、前記冷却液分配機構は、モータ負荷の高いモータへの冷却液流量を、モータ負荷の低いモータへの冷却液流量より大きくする制御弁である請求項1に記載の電動作業車両。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015079360A JP6433367B2 (ja) | 2015-04-08 | 2015-04-08 | 電動作業車両 |
EP15197538.0A EP3078525B1 (en) | 2015-04-08 | 2015-12-02 | Electric work vehicle |
US14/956,693 US9981544B2 (en) | 2015-04-08 | 2015-12-02 | Electric work vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015079360A JP6433367B2 (ja) | 2015-04-08 | 2015-04-08 | 電動作業車両 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016198019A true JP2016198019A (ja) | 2016-12-01 |
JP6433367B2 JP6433367B2 (ja) | 2018-12-05 |
Family
ID=54782527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015079360A Active JP6433367B2 (ja) | 2015-04-08 | 2015-04-08 | 電動作業車両 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9981544B2 (ja) |
EP (1) | EP3078525B1 (ja) |
JP (1) | JP6433367B2 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020164015A (ja) * | 2019-03-29 | 2020-10-08 | 三菱自動車工業株式会社 | 電動機の冷却装置 |
WO2020261847A1 (ja) * | 2019-06-24 | 2020-12-30 | 株式会社クボタ | 電動作業車 |
WO2020261846A1 (ja) * | 2019-06-24 | 2020-12-30 | 株式会社クボタ | 電動作業車 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6461683B2 (ja) * | 2015-04-02 | 2019-01-30 | 株式会社クボタ | 電動作業車両 |
JP6436841B2 (ja) * | 2015-04-09 | 2018-12-12 | 株式会社クボタ | 電動作業車両 |
US10358040B1 (en) * | 2015-06-01 | 2019-07-23 | Hydro-Gear Limited Partnership | Drive assembly and system for utility vehicle |
US10093169B1 (en) | 2015-07-09 | 2018-10-09 | Hydro-Gear Limited Partnership | Power and cooling system for utility vehicle |
GB2553808A (en) * | 2016-09-15 | 2018-03-21 | Arrival Ltd | Cooling electric motors in a vehicle drivetrain apparatus |
CN106541814B (zh) * | 2016-12-07 | 2018-10-12 | 山东理工大学 | 四驱轮毂驱动纯电动汽车动力总成温度集成调控系统 |
JP6394770B1 (ja) * | 2017-08-30 | 2018-09-26 | トヨタ自動車株式会社 | 車両 |
US20200113133A1 (en) * | 2018-10-12 | 2020-04-16 | Briggs & Stratton Corporation | Electric stand-on mower |
FR3100163B1 (fr) * | 2019-08-29 | 2021-08-06 | Psa Automobiles Sa | Fixation d'une electrovanne de circuit de refroidissement sur un support de pompe a eau |
CN111016540B (zh) * | 2019-12-24 | 2023-04-14 | 广西柳工机械股份有限公司 | 驱动桥散热系统的控制方法、驱动桥散热系统及工程车辆 |
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JP2004260969A (ja) * | 2003-02-27 | 2004-09-16 | Mitsubishi Heavy Ind Ltd | 作業用電動車両の冷却装置及び冷却方法 |
US20070120427A1 (en) * | 2005-11-30 | 2007-05-31 | Caterpillar Inc. | Electric machine having a liquid-cooled rotor |
JP2010277815A (ja) * | 2009-05-28 | 2010-12-09 | Honda Motor Co Ltd | 燃料電池搭載車輌の冷却システム |
JP2013192311A (ja) * | 2012-03-13 | 2013-09-26 | Kanzaki Kokyukoki Mfg Co Ltd | 回転電機、回転電機冷却システム、及び対地作業車両 |
JP2014225939A (ja) * | 2013-05-15 | 2014-12-04 | スズキ株式会社 | 車両用駆動装置 |
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JP2011225134A (ja) * | 2010-04-21 | 2011-11-10 | Toyota Motor Corp | 車両用冷却システム |
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2015
- 2015-04-08 JP JP2015079360A patent/JP6433367B2/ja active Active
- 2015-12-02 EP EP15197538.0A patent/EP3078525B1/en active Active
- 2015-12-02 US US14/956,693 patent/US9981544B2/en active Active
Patent Citations (5)
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JP2004260969A (ja) * | 2003-02-27 | 2004-09-16 | Mitsubishi Heavy Ind Ltd | 作業用電動車両の冷却装置及び冷却方法 |
US20070120427A1 (en) * | 2005-11-30 | 2007-05-31 | Caterpillar Inc. | Electric machine having a liquid-cooled rotor |
JP2010277815A (ja) * | 2009-05-28 | 2010-12-09 | Honda Motor Co Ltd | 燃料電池搭載車輌の冷却システム |
JP2013192311A (ja) * | 2012-03-13 | 2013-09-26 | Kanzaki Kokyukoki Mfg Co Ltd | 回転電機、回転電機冷却システム、及び対地作業車両 |
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Cited By (9)
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JP2020164015A (ja) * | 2019-03-29 | 2020-10-08 | 三菱自動車工業株式会社 | 電動機の冷却装置 |
JP7272057B2 (ja) | 2019-03-29 | 2023-05-12 | 三菱自動車工業株式会社 | 電動機の冷却装置 |
WO2020261847A1 (ja) * | 2019-06-24 | 2020-12-30 | 株式会社クボタ | 電動作業車 |
WO2020261846A1 (ja) * | 2019-06-24 | 2020-12-30 | 株式会社クボタ | 電動作業車 |
JP2021000955A (ja) * | 2019-06-24 | 2021-01-07 | 株式会社クボタ | 電動作業車 |
JP2021000954A (ja) * | 2019-06-24 | 2021-01-07 | 株式会社クボタ | 電動作業車 |
JP7321008B2 (ja) | 2019-06-24 | 2023-08-04 | 株式会社クボタ | 電動作業車 |
JP7323349B2 (ja) | 2019-06-24 | 2023-08-08 | 株式会社クボタ | 電動作業車 |
EP3988366A4 (en) * | 2019-06-24 | 2023-08-30 | Kubota Corporation | ELECTRIC COMMERCIAL VEHICLE |
Also Published As
Publication number | Publication date |
---|---|
US20160297293A1 (en) | 2016-10-13 |
JP6433367B2 (ja) | 2018-12-05 |
US9981544B2 (en) | 2018-05-29 |
EP3078525B1 (en) | 2018-09-19 |
EP3078525A1 (en) | 2016-10-12 |
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