JPS5619306A - Controller for electric rolling stock - Google Patents

Controller for electric rolling stock

Info

Publication number
JPS5619306A
JPS5619306A JP9151079A JP9151079A JPS5619306A JP S5619306 A JPS5619306 A JP S5619306A JP 9151079 A JP9151079 A JP 9151079A JP 9151079 A JP9151079 A JP 9151079A JP S5619306 A JPS5619306 A JP S5619306A
Authority
JP
Japan
Prior art keywords
voltage
pattern
main circuit
output
operational amplifier
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.)
Granted
Application number
JP9151079A
Other languages
English (en)
Other versions
JPS6233801B2 (ja
Inventor
Teiji Kobayashi
Kiyoshi Kikuchi
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 JP9151079A priority Critical patent/JPS5619306A/ja
Publication of JPS5619306A publication Critical patent/JPS5619306A/ja
Publication of JPS6233801B2 publication Critical patent/JPS6233801B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Electric Propulsion And Braking For Vehicles (AREA)
  • Control Of Direct Current Motors (AREA)
  • Power Conversion In General (AREA)
JP9151079A 1979-07-20 1979-07-20 Controller for electric rolling stock Granted JPS5619306A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9151079A JPS5619306A (en) 1979-07-20 1979-07-20 Controller for electric rolling stock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9151079A JPS5619306A (en) 1979-07-20 1979-07-20 Controller for electric rolling stock

Publications (2)

Publication Number Publication Date
JPS5619306A true JPS5619306A (en) 1981-02-24
JPS6233801B2 JPS6233801B2 (ja) 1987-07-23

Family

ID=14028399

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9151079A Granted JPS5619306A (en) 1979-07-20 1979-07-20 Controller for electric rolling stock

Country Status (1)

Country Link
JP (1) JPS5619306A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63168796U (ja) * 1987-04-22 1988-11-02
JPH02102163A (ja) * 1988-10-07 1990-04-13 Denki Kagaku Kogyo Kk ライニング材

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63168796U (ja) * 1987-04-22 1988-11-02
JPH0633353Y2 (ja) * 1987-04-22 1994-08-31 新日本製鐵株式会社 熱処理炉の炉壁ライニング構造
JPH02102163A (ja) * 1988-10-07 1990-04-13 Denki Kagaku Kogyo Kk ライニング材

Also Published As

Publication number Publication date
JPS6233801B2 (ja) 1987-07-23

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