JP4800111B2 - 電動機 - Google Patents

電動機 Download PDF

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Publication number
JP4800111B2
JP4800111B2 JP2006142382A JP2006142382A JP4800111B2 JP 4800111 B2 JP4800111 B2 JP 4800111B2 JP 2006142382 A JP2006142382 A JP 2006142382A JP 2006142382 A JP2006142382 A JP 2006142382A JP 4800111 B2 JP4800111 B2 JP 4800111B2
Authority
JP
Japan
Prior art keywords
rotor shaft
rotor
bearing
ring
electric motor
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.)
Expired - Fee Related
Application number
JP2006142382A
Other languages
English (en)
Japanese (ja)
Other versions
JP2007318821A5 (enExample
JP2007318821A (ja
Inventor
直也 田中
清史 堀内
延浩 兼井
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP2006142382A priority Critical patent/JP4800111B2/ja
Priority to US11/750,698 priority patent/US7456536B2/en
Priority to CN2007101042656A priority patent/CN101079562B/zh
Publication of JP2007318821A publication Critical patent/JP2007318821A/ja
Publication of JP2007318821A5 publication Critical patent/JP2007318821A5/ja
Application granted granted Critical
Publication of JP4800111B2 publication Critical patent/JP4800111B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
    • H02K5/1732—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at both ends of the rotor
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/54—Systems consisting of a plurality of bearings with rolling friction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/66—Special parts or details in view of lubrication
    • F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
    • F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
    • F16C33/6677—Details of supply of the liquid to the bearing, e.g. passages or nozzles from radial inside, e.g. via a passage through the shaft and/or inner ring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C37/00—Cooling of bearings
    • F16C37/007—Cooling of bearings of rolling bearings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/22—Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
    • H02K9/227—Heat sinks
    • 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
    • B60L2220/00—Electrical machine types; Structures or applications thereof
    • B60L2220/50—Structural details of electrical machines
    • 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
    • B60L2240/425—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2380/00—Electrical apparatus
    • F16C2380/26—Dynamo-electric machines or combinations therewith, e.g. electro-motors and generators
    • 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
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Transportation (AREA)
  • Motor Or Generator Frames (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Mounting Of Bearings Or Others (AREA)
JP2006142382A 2006-05-23 2006-05-23 電動機 Expired - Fee Related JP4800111B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2006142382A JP4800111B2 (ja) 2006-05-23 2006-05-23 電動機
US11/750,698 US7456536B2 (en) 2006-05-23 2007-05-18 Electric motor
CN2007101042656A CN101079562B (zh) 2006-05-23 2007-05-23 电动机

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006142382A JP4800111B2 (ja) 2006-05-23 2006-05-23 電動機

Publications (3)

Publication Number Publication Date
JP2007318821A JP2007318821A (ja) 2007-12-06
JP2007318821A5 JP2007318821A5 (enExample) 2009-01-29
JP4800111B2 true JP4800111B2 (ja) 2011-10-26

Family

ID=38748857

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006142382A Expired - Fee Related JP4800111B2 (ja) 2006-05-23 2006-05-23 電動機

Country Status (3)

Country Link
US (1) US7456536B2 (enExample)
JP (1) JP4800111B2 (enExample)
CN (1) CN101079562B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101939912B1 (ko) * 2017-07-27 2019-01-17 현대위아 주식회사 모터장치

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JP5064992B2 (ja) * 2007-12-13 2012-10-31 アスモ株式会社 ブラシレスモータ及びその製造方法
JP5367276B2 (ja) * 2008-02-20 2013-12-11 本田技研工業株式会社 電動機の潤滑冷却構造
JP4492745B2 (ja) 2008-10-27 2010-06-30 トヨタ自動車株式会社 回転電機
JP4670942B2 (ja) * 2008-11-21 2011-04-13 トヨタ自動車株式会社 回転電機
JP2010226924A (ja) * 2009-03-25 2010-10-07 Tokyo Micro:Kk 空芯ステッピングモータ及び軸支持構造
US8169110B2 (en) * 2009-10-09 2012-05-01 GM Global Technology Operations LLC Oil cooled motor/generator for an automotive powertrain
JP5365880B2 (ja) * 2010-06-08 2013-12-11 アイシン・エィ・ダブリュ株式会社 車両用駆動装置
US20120013206A1 (en) * 2010-07-19 2012-01-19 Andrew Meyer Cooling System and Method for an Electric Machine Module
US8970074B2 (en) 2010-11-01 2015-03-03 Mission Motor Company Electric motor and method of cooling
CN105356644B (zh) 2010-11-15 2019-05-03 德昌电机(深圳)有限公司 无刷电机
JP5738007B2 (ja) * 2011-03-02 2015-06-17 株式会社小松製作所 電動機の冷却構造及び電動機
CN102723810A (zh) * 2011-03-29 2012-10-10 奇鋐科技股份有限公司 离心式散热结构及具有离心式散热结构的马达
JP5734232B2 (ja) * 2012-03-29 2015-06-17 住友重機械工業株式会社 モータ
US20130320681A1 (en) * 2012-06-04 2013-12-05 TECO Westinghouse Apparatus, system, and method for multi-stage high gear ratio high torque magnetic gear
US20140095002A1 (en) 2012-10-03 2014-04-03 David Crecelius Electric Hybrid Drive for Retrofitting to Internal Combustion Automobiles
CN102943816A (zh) * 2012-11-21 2013-02-27 无锡三虹重工机械设备有限公司 一种便于对轴承加油的固定轴结构
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JP5583254B2 (ja) * 2013-09-10 2014-09-03 本田技研工業株式会社 電動機の潤滑冷却構造
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US10439477B2 (en) 2014-01-31 2019-10-08 Tesla, Inc. Pressurized and gravity-fed liquid cooling of electric motor
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JP5969571B2 (ja) * 2014-10-27 2016-08-17 ファナック株式会社 ハウジング内部への異物侵入を防止可能な電動機
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CN105162289B (zh) * 2015-10-08 2018-01-05 中国石油天然气集团公司 井下电动钻具驱动电机
CN105162286B (zh) * 2015-10-14 2018-01-09 沈阳航天新光集团有限公司 轴孔冷却润滑系统
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CN107270083A (zh) * 2017-07-03 2017-10-20 珠海格力节能环保制冷技术研究中心有限公司 一种转子轴轴承润滑结构、电机和控制方法
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KR101939912B1 (ko) * 2017-07-27 2019-01-17 현대위아 주식회사 모터장치

Also Published As

Publication number Publication date
CN101079562A (zh) 2007-11-28
US20070273228A1 (en) 2007-11-29
US7456536B2 (en) 2008-11-25
JP2007318821A (ja) 2007-12-06
CN101079562B (zh) 2010-07-14

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