CA979480A - Control for dc series-wound motor - Google Patents

Control for dc series-wound motor

Info

Publication number
CA979480A
CA979480A CA154,892A CA154892A CA979480A CA 979480 A CA979480 A CA 979480A CA 154892 A CA154892 A CA 154892A CA 979480 A CA979480 A CA 979480A
Authority
CA
Canada
Prior art keywords
series
control
wound motor
wound
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
Application number
CA154,892A
Other languages
English (en)
Other versions
CA154892S (en
Inventor
Hiroshi Narita
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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
Priority claimed from JP8551271A external-priority patent/JPS5141408B2/ja
Priority claimed from JP8551171A external-priority patent/JPS5141409B2/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of CA979480A publication Critical patent/CA979480A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • H05K7/20236—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures by immersion
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/06—Hermetically-sealed casings
    • H05K5/068—Hermetically-sealed casings having a pressure compensation device, e.g. membrane
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
    • H05K7/20927—Liquid coolant without phase change

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Eletrric Generators (AREA)
CA154,892A 1971-10-29 1972-10-26 Control for dc series-wound motor Expired CA979480A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8551271A JPS5141408B2 (enExample) 1971-10-29 1971-10-29
JP8551171A JPS5141409B2 (enExample) 1971-10-29 1971-10-29

Publications (1)

Publication Number Publication Date
CA979480A true CA979480A (en) 1975-12-09

Family

ID=26426516

Family Applications (1)

Application Number Title Priority Date Filing Date
CA154,892A Expired CA979480A (en) 1971-10-29 1972-10-26 Control for dc series-wound motor

Country Status (3)

Country Link
CA (1) CA979480A (enExample)
ES (1) ES408105A1 (enExample)
SE (2) SE387791B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104753403B (zh) * 2015-03-31 2018-05-22 深圳市英威腾电气股份有限公司 一种施工升降机的电机抱闸控制系统

Also Published As

Publication number Publication date
SE387791B (sv) 1976-09-13
SE7214004L (enExample) 1973-04-30
ES408105A1 (es) 1975-11-01

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