Nothing Special   »   [go: up one dir, main page]

JPS5226257A - Electric power system supervisory equipment - Google Patents

Electric power system supervisory equipment

Info

Publication number
JPS5226257A
JPS5226257A JP10238575A JP10238575A JPS5226257A JP S5226257 A JPS5226257 A JP S5226257A JP 10238575 A JP10238575 A JP 10238575A JP 10238575 A JP10238575 A JP 10238575A JP S5226257 A JPS5226257 A JP S5226257A
Authority
JP
Japan
Prior art keywords
electric power
power system
supervisory equipment
system supervisory
detects
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
JP10238575A
Other languages
Japanese (ja)
Inventor
Junichiro Tsukamoto
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 JP10238575A priority Critical patent/JPS5226257A/en
Publication of JPS5226257A publication Critical patent/JPS5226257A/en
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Resistance Or Impedance (AREA)
  • Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
  • Emergency Protection Circuit Devices (AREA)

Abstract

PURPOSE: A supervisory equipment which detects the active and reactive powers of an electric power system as well as resistance and reactance components for a line protection relay device.
COPYRIGHT: (C)1977,JPO&Japio
JP10238575A 1975-08-22 1975-08-22 Electric power system supervisory equipment Pending JPS5226257A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10238575A JPS5226257A (en) 1975-08-22 1975-08-22 Electric power system supervisory equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10238575A JPS5226257A (en) 1975-08-22 1975-08-22 Electric power system supervisory equipment

Publications (1)

Publication Number Publication Date
JPS5226257A true JPS5226257A (en) 1977-02-26

Family

ID=14325973

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10238575A Pending JPS5226257A (en) 1975-08-22 1975-08-22 Electric power system supervisory equipment

Country Status (1)

Country Link
JP (1) JPS5226257A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56112656A (en) * 1980-02-12 1981-09-05 Toko Seiki Kk Electronic reactive power meter
JPS573049A (en) * 1980-06-06 1982-01-08 Toshiba Corp Electronic type reactive power meter

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5061644A (en) * 1973-10-05 1975-05-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5061644A (en) * 1973-10-05 1975-05-27

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56112656A (en) * 1980-02-12 1981-09-05 Toko Seiki Kk Electronic reactive power meter
JPS573049A (en) * 1980-06-06 1982-01-08 Toshiba Corp Electronic type reactive power meter

Similar Documents

Publication Publication Date Title
JPS5226257A (en) Electric power system supervisory equipment
JPS5251549A (en) Over voltage and over current suppression equipment for inverter
JPS5221630A (en) Anti-overcurrent and starting device of dc power transmission system
JPS521433A (en) Control device for wiring connection equipment
JPS51143849A (en) Grounding current protection apparatus
JPS53104829A (en) Protective equipment for controlled power source circuit
JPS5321733A (en) Protective device for inverter
JPS526062A (en) Protection device for high frequency electric power amplifier
JPS528443A (en) Collective setting system
JPS51127341A (en) Inverter protective device inverter
JPS5211839A (en) Supervisory equipment
JPS51121751A (en) Protective relaying system for removing power break-down section in hi gh transmission line
JPS52114944A (en) Protection of electric motor
JPS5251524A (en) Power plant controlling equipment
JPS52104711A (en) Motor control equipment for emergency
JPS51118044A (en) Fault localization device
JPS51137896A (en) Power feeding apparatus
JPS5298918A (en) Reactive power controller of ac generator
JPS5268940A (en) Relay for protection of transformer
JPS52125745A (en) Electric energy supervizing method
JPS53105993A (en) Overvoltage inhibition circuit for x-ray equipment
JPS5223243A (en) Protective circuit for power amplifier
JPS5214105A (en) Turbine controlling device
JPS52135036A (en) Supervisory circuit in breaker closing circuit
JPS5220247A (en) Converter circuit protective relay means