JPS5421512A - Brake/controller for dc motor - Google Patents

Brake/controller for dc motor

Info

Publication number
JPS5421512A
JPS5421512A JP8601777A JP8601777A JPS5421512A JP S5421512 A JPS5421512 A JP S5421512A JP 8601777 A JP8601777 A JP 8601777A JP 8601777 A JP8601777 A JP 8601777A JP S5421512 A JPS5421512 A JP S5421512A
Authority
JP
Japan
Prior art keywords
brake
motor
controller
braking
ineffective
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.)
Pending
Application number
JP8601777A
Other languages
Japanese (ja)
Inventor
Yoshiji Jinbo
Eiji Takatsu
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
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP8601777A priority Critical patent/JPS5421512A/en
Publication of JPS5421512A publication Critical patent/JPS5421512A/en
Pending legal-status Critical Current

Links

Landscapes

  • Stopping Of Electric Motors (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

PURPOSE: In brake/controller provided with resistor for absorving braking current when regenerative braking is ineffective, to enable generative braking even in high speed range by connecting another resistor in series with the motor when regenerative braking is ineffective.
COPYRIGHT: (C)1979,JPO&Japio
JP8601777A 1977-07-20 1977-07-20 Brake/controller for dc motor Pending JPS5421512A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8601777A JPS5421512A (en) 1977-07-20 1977-07-20 Brake/controller for dc motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8601777A JPS5421512A (en) 1977-07-20 1977-07-20 Brake/controller for dc motor

Publications (1)

Publication Number Publication Date
JPS5421512A true JPS5421512A (en) 1979-02-17

Family

ID=13874897

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8601777A Pending JPS5421512A (en) 1977-07-20 1977-07-20 Brake/controller for dc motor

Country Status (1)

Country Link
JP (1) JPS5421512A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1084694A (en) * 1996-04-15 1998-03-31 Mech Magnetique:Soc Turbo-molecular pump with dynamic magnetic bearing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1084694A (en) * 1996-04-15 1998-03-31 Mech Magnetique:Soc Turbo-molecular pump with dynamic magnetic bearing

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