JPS5240174A - Digital type synchronous detection system - Google Patents

Digital type synchronous detection system

Info

Publication number
JPS5240174A
JPS5240174A JP11577375A JP11577375A JPS5240174A JP S5240174 A JPS5240174 A JP S5240174A JP 11577375 A JP11577375 A JP 11577375A JP 11577375 A JP11577375 A JP 11577375A JP S5240174 A JPS5240174 A JP S5240174A
Authority
JP
Japan
Prior art keywords
synchronous detection
detection system
type synchronous
digital type
voltages
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
JP11577375A
Other languages
Japanese (ja)
Inventor
Tomoyoshi Ochiai
Minoru Iwasaki
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
Tokyo Electric Power Company Holdings Inc
Original Assignee
Tokyo Electric Power Co Inc
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 Tokyo Electric Power Co Inc, Mitsubishi Electric Corp filed Critical Tokyo Electric Power Co Inc
Priority to JP11577375A priority Critical patent/JPS5240174A/en
Publication of JPS5240174A publication Critical patent/JPS5240174A/en
Pending legal-status Critical Current

Links

Landscapes

  • Supply And Distribution Of Alternating Current (AREA)

Abstract

PURPOSE: To make synchronous detection of voltages of two systems by sampling the voltages at fixed time intervals and converting them to digital signals, thereby enabling detection time to be shortened.
COPYRIGHT: (C)1977,JPO&Japio
JP11577375A 1975-09-25 1975-09-25 Digital type synchronous detection system Pending JPS5240174A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11577375A JPS5240174A (en) 1975-09-25 1975-09-25 Digital type synchronous detection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11577375A JPS5240174A (en) 1975-09-25 1975-09-25 Digital type synchronous detection system

Publications (1)

Publication Number Publication Date
JPS5240174A true JPS5240174A (en) 1977-03-28

Family

ID=14670688

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11577375A Pending JPS5240174A (en) 1975-09-25 1975-09-25 Digital type synchronous detection system

Country Status (1)

Country Link
JP (1) JPS5240174A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2348628A2 (en) 2010-01-25 2011-07-27 Origin Electric Company Ltd Synchronization detecting circuit and automatic synchronous parallelization apparatus
JP2011149915A (en) * 2010-01-25 2011-08-04 Origin Electric Co Ltd Synchronization detecting apparatus
JP2014016368A (en) * 2013-10-17 2014-01-30 Origin Electric Co Ltd Synchronization detection method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2348628A2 (en) 2010-01-25 2011-07-27 Origin Electric Company Ltd Synchronization detecting circuit and automatic synchronous parallelization apparatus
JP2011149915A (en) * 2010-01-25 2011-08-04 Origin Electric Co Ltd Synchronization detecting apparatus
US8553436B2 (en) 2010-01-25 2013-10-08 Origin Electric Company, Limited Synchronization detecting circuit and automatic synchronous parallelization apparatus
JP2014016368A (en) * 2013-10-17 2014-01-30 Origin Electric Co Ltd Synchronization detection method

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