JP7711310B2 - 電動作業機 - Google Patents

電動作業機

Info

Publication number
JP7711310B2
JP7711310B2 JP2024511629A JP2024511629A JP7711310B2 JP 7711310 B2 JP7711310 B2 JP 7711310B2 JP 2024511629 A JP2024511629 A JP 2024511629A JP 2024511629 A JP2024511629 A JP 2024511629A JP 7711310 B2 JP7711310 B2 JP 7711310B2
Authority
JP
Japan
Prior art keywords
rotation speed
electric motor
hydraulic oil
temperature
hydraulic
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.)
Active
Application number
JP2024511629A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2023189344A1 (https=
JPWO2023189344A5 (https=
Inventor
拓真 佐井
育弘 魚谷
準起 伊藤
大樹 丹波
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kubota Corp
Original Assignee
Kubota Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kubota Corp filed Critical Kubota Corp
Publication of JPWO2023189344A1 publication Critical patent/JPWO2023189344A1/ja
Publication of JPWO2023189344A5 publication Critical patent/JPWO2023189344A5/ja
Application granted granted Critical
Publication of JP7711310B2 publication Critical patent/JP7711310B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
    • E02F9/2062—Control of propulsion units
    • E02F9/207—Control of propulsion units of the type electric propulsion units, e.g. electric motors or generators
    • 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
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2246—Control of prime movers, e.g. depending on the hydraulic load of work tools
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/26—Indicating devices
    • 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
    • B60L2240/10—Vehicle control parameters
    • B60L2240/36—Temperature of vehicle components or parts
    • 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
    • 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
    • B60L2260/00—Operating Modes
    • B60L2260/20—Drive modes; Transition between modes
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2285—Pilot-operated systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Operation Control Of Excavators (AREA)
JP2024511629A 2022-03-31 2023-03-09 電動作業機 Active JP7711310B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022060020 2022-03-31
JP2022060020 2022-03-31
PCT/JP2023/008995 WO2023189344A1 (ja) 2022-03-31 2023-03-09 電動作業機

Publications (3)

Publication Number Publication Date
JPWO2023189344A1 JPWO2023189344A1 (https=) 2023-10-05
JPWO2023189344A5 JPWO2023189344A5 (https=) 2024-11-27
JP7711310B2 true JP7711310B2 (ja) 2025-07-22

Family

ID=88200682

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024511629A Active JP7711310B2 (ja) 2022-03-31 2023-03-09 電動作業機

Country Status (4)

Country Link
US (1) US20250019935A1 (https=)
EP (1) EP4501690A4 (https=)
JP (1) JP7711310B2 (https=)
WO (1) WO2023189344A1 (https=)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000314333A (ja) 1999-04-30 2000-11-14 Toyota Motor Corp 車両の制御装置
JP2012041716A (ja) 2010-08-18 2012-03-01 Hitachi Constr Mach Co Ltd 電動式建設機械
JP2016061016A (ja) 2014-09-12 2016-04-25 日立建機株式会社 ハイブリッド式建設機械
JP2016132967A (ja) 2015-01-22 2016-07-25 日立建機株式会社 建設機械
JP2020039239A (ja) 2018-09-05 2020-03-12 株式会社日立建機ティエラ 電動式建設機械
JP2021080707A (ja) 2019-11-18 2021-05-27 株式会社クボタ 作業機

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06346488A (ja) * 1993-06-07 1994-12-20 Yutani Heavy Ind Ltd デセル付レバーロック装置
JP3113562B2 (ja) * 1995-12-01 2000-12-04 新キャタピラー三菱株式会社 車両における電気機器制御方法
US9091041B2 (en) * 2012-01-25 2015-07-28 Hitachi Construction Machinery Co., Ltd. Construction machine
US8880302B1 (en) * 2013-07-26 2014-11-04 Komatsu Ltd. Working vehicle and method for controlling the working vehicle
JP6695792B2 (ja) * 2016-12-28 2020-05-20 株式会社クボタ 作業機の油圧システム
JP6552998B2 (ja) * 2016-06-24 2019-07-31 株式会社クボタ 作業機
JP7321900B2 (ja) * 2019-11-18 2023-08-07 株式会社クボタ 旋回作業機
JP7422610B2 (ja) * 2020-06-02 2024-01-26 ヤンマーホールディングス株式会社 電動式建設機械

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000314333A (ja) 1999-04-30 2000-11-14 Toyota Motor Corp 車両の制御装置
JP2012041716A (ja) 2010-08-18 2012-03-01 Hitachi Constr Mach Co Ltd 電動式建設機械
JP2016061016A (ja) 2014-09-12 2016-04-25 日立建機株式会社 ハイブリッド式建設機械
JP2016132967A (ja) 2015-01-22 2016-07-25 日立建機株式会社 建設機械
JP2020039239A (ja) 2018-09-05 2020-03-12 株式会社日立建機ティエラ 電動式建設機械
JP2021080707A (ja) 2019-11-18 2021-05-27 株式会社クボタ 作業機

Also Published As

Publication number Publication date
JPWO2023189344A1 (https=) 2023-10-05
US20250019935A1 (en) 2025-01-16
EP4501690A4 (en) 2026-04-08
WO2023189344A1 (ja) 2023-10-05
EP4501690A1 (en) 2025-02-05

Similar Documents

Publication Publication Date Title
JP7676546B2 (ja) 電動作業機および電動作業機の充電システム
JP7581380B2 (ja) 電動作業機
CN112004974A (zh) 电动式作业机械
JP2021080703A (ja) 電動作業機
US9037357B2 (en) Control system for hybrid construction machine
JP6023391B2 (ja) 建設機械の駆動装置
US20250003193A1 (en) Working machine
JP7711310B2 (ja) 電動作業機
US12031289B2 (en) Working machine
JP7711309B2 (ja) 電動作業機
JP2016160661A (ja) ハイブリッド式作業機械
JP7379319B2 (ja) 作業機
JP7830311B2 (ja) 電動作業機、及び電動作業機の制御方法
US12500541B2 (en) Electric working machine and method of controlling electric working machine
JP2024094639A (ja) 電動作業機、及び電動作業機の制御方法
WO2013153932A1 (ja) 温度制御システム及び温度制御システムを備えるハイブリッド建設機械の駆動システム
JP2025075933A (ja) 作業機械の制御方法及び作業機械
CN121110766A (zh) 作业机械的控制方法、作业机械的控制程序、作业机械的控制系统以及作业机械
JP2025143006A (ja) 作業機械の制御方法、制御プログラム、制御システム、および作業機械

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20240920

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20240920

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20250610

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20250709

R150 Certificate of patent or registration of utility model

Ref document number: 7711310

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150