JPS6349452B2 - - Google Patents

Info

Publication number
JPS6349452B2
JPS6349452B2 JP16857980A JP16857980A JPS6349452B2 JP S6349452 B2 JPS6349452 B2 JP S6349452B2 JP 16857980 A JP16857980 A JP 16857980A JP 16857980 A JP16857980 A JP 16857980A JP S6349452 B2 JPS6349452 B2 JP S6349452B2
Authority
JP
Japan
Prior art keywords
phase
frequency
voltage
positive
sequence voltage
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
JP16857980A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5795136A (en
Inventor
Fumio Ando
Noryoshi Suga
Juichiro Murakami
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP16857980A priority Critical patent/JPS5795136A/ja
Publication of JPS5795136A publication Critical patent/JPS5795136A/ja
Publication of JPS6349452B2 publication Critical patent/JPS6349452B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP16857980A 1980-11-29 1980-11-29 Frequency relay unit Granted JPS5795136A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16857980A JPS5795136A (en) 1980-11-29 1980-11-29 Frequency relay unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16857980A JPS5795136A (en) 1980-11-29 1980-11-29 Frequency relay unit

Publications (2)

Publication Number Publication Date
JPS5795136A JPS5795136A (en) 1982-06-12
JPS6349452B2 true JPS6349452B2 (enrdf_load_stackoverflow) 1988-10-04

Family

ID=15870661

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16857980A Granted JPS5795136A (en) 1980-11-29 1980-11-29 Frequency relay unit

Country Status (1)

Country Link
JP (1) JPS5795136A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5813455B2 (ja) * 2011-10-24 2015-11-17 株式会社東芝 電力系統の周波数測定装置および周波数測定方法

Also Published As

Publication number Publication date
JPS5795136A (en) 1982-06-12

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