JPS6442468U - - Google Patents

Info

Publication number
JPS6442468U
JPS6442468U JP1988113254U JP11325488U JPS6442468U JP S6442468 U JPS6442468 U JP S6442468U JP 1988113254 U JP1988113254 U JP 1988113254U JP 11325488 U JP11325488 U JP 11325488U JP S6442468 U JPS6442468 U JP S6442468U
Authority
JP
Japan
Prior art keywords
signal generator
phase
integrating
timing signal
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.)
Pending
Application number
JP1988113254U
Other languages
English (en)
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 filed Critical
Publication of JPS6442468U publication Critical patent/JPS6442468U/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/133—Arrangements for measuring electric power or power factor by using digital technique

Description

【図面の簡単な説明】
図面はこの考案の一実施例の積算電力計のブロ
ツク線図を示す。 １０……活線、１１……帰線、１２……ユニツ
ト、１３……電圧用変成器、１４……入力巻線、
１５……出力巻線、１６……変流器、１７……出
力巻線、２０……ユニツト、２１……アナログ―
デイジタル変換手段、２２……発振器、２３……
位相同期手段、２４……クロツク信号発生器、２
５……表示器、２６……データリンク、２７……
モデム、２８……中央処理装置、２９……記憶装
置。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 電圧および電流の両信号により交流給電回
    路に流入する総エネルギーを計測する積算電力計
    （キロワツトアワーメータ）であつて、交流の給
    電電圧の周波数の倍数の周波数であり、かつ該給
    電交流電流の位相と同期化されたタイミング信号
    を発生するクロツク信号発生器と、上記クロツク
    信号発生器により制御され、かつ各周波数毎に予
    め選定された一瞬時時点もしくは複数の瞬時時点
    における上記給電回路に作用する電圧および電流
    の大きさを同時に標本化するパルスサンプリング
    手段と、予め選定された連続する周期の期間の消
    費エネルギーを計測可能に上記標本化されたデー
    タを処理するとともに、消費エネルギーの計測結
    果を連続的に積算するようにしたデイジタル式の
    データ処理手段とを備えたことを特徴とする積算
    電力計。 (2) 上記クロツク信号発生器は、タイミング信
    号を繰り返し発生するタイミング信号発生器と、
    該タイミング信号発生器の出力の位相を上記交流
    の給電電圧の位相と同期するようにした位相同期
    手段とにより構成した実用新案登録請求の範囲第
    １項に記載の積算電力計。 (3) 上記デイジタルデータ処理手段は、ソリツ
    ドステート型のマイクロプロセツサにより構成し
    た実用新案登録請求の範囲第１項および第２項の
    いずれかに記載の積算電力計。 (4) 給電される電圧波形の各周期における予め
    選定された複数の時点毎にパルスサンプリングを
    行うようにした実用新案登録請求の範囲第１項乃
    至第３項のいずれかに記載の積算電力計。 (5) 上記パルスサンプリング手段に電圧波形の
    アナログ量を示す信号を印加する電圧用変成器と
    、上記パルスサンプリング手段に電流波形のアナ
    ログ量を示す信号を印加する変流器とを有する一
    方、上記デイジタル式のデータ処理手段で処理す
    べく上記標本化された電圧および電流の大きさを
    それぞれ個別にデイジタルデータに変換するよう
    にアナログ―デイジタル変換が行なわれるように
    した実用新案登録請求の範囲第１項乃至第４項の
    いずれかに記載の積算電力計。 (6) データを転送しかつ離隔して配設された中
    央データ処理手段からデータおよび他の種々の信
    号を受けるようにした双方向性のデータ通信用の
    リンクを備えた実用新案登録請求の範囲第１項乃
    至第５項のいずれかに記載の積算電力計。 (7) 上記クロツク信号発生器は、タイミング信
    号発生器と、該タイミング信号発生器の出力信号
    の位相を給電信号の位相と同期するようにした位
    相同期手段とを備え、上記中央データ処理手段に
    よる刻時作用に応じてクロツク信号発生器からの
    出力を積算した信号を定期的にリセツトするよう
    にしたリセツト手段とともに、クロツク信号発生
    器からのタイミング信号を積算するようにした手
    段を構成するようにした実用新案登録請求の範囲
    第６項に記載の積算電力計。 (8) 上記デイジタルデータ処理手段とデータ転
    送用リンクとの間に、モデムもしくは他のアイソ
    レトー用インターフエースを介装した実用新案登
    録請求の範囲第６項もしくは第７項に記載の積算
    電力計。
JP1988113254U 1979-01-11 1988-08-29 Pending JPS6442468U (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7901133A GB2040051B (en) 1979-01-11 1979-01-11 Electroni kolowatthour meter

Publications (1)

Publication Number Publication Date
JPS6442468U true JPS6442468U (ja) 1989-03-14

Family

ID=10502478

Family Applications (2)

Application Number Title Priority Date Filing Date
JP199280A Pending JPS5594163A (en) 1979-01-11 1980-01-10 Integrating wattmeter
JP1988113254U Pending JPS6442468U (ja) 1979-01-11 1988-08-29

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP199280A Pending JPS5594163A (en) 1979-01-11 1980-01-10 Integrating wattmeter

Country Status (9)

Country Link
US (1) US4345311A (ja)
EP (1) EP0014038B1 (ja)
JP (2) JPS5594163A (ja)
AT (1) ATE8183T1 (ja)
AU (1) AU526634B2 (ja)
CA (1) CA1166315A (ja)
DE (1) DE3068331D1 (ja)
GB (1) GB2040051B (ja)
NZ (1) NZ192523A (ja)

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Also Published As

Publication number Publication date
GB2040051B (en) 1982-12-08
AU5432680A (en) 1980-07-17
NZ192523A (en) 1983-06-14
AU526634B2 (en) 1983-01-20
CA1166315A (en) 1984-04-24
EP0014038B1 (en) 1984-06-27
ATE8183T1 (de) 1984-07-15
EP0014038A1 (en) 1980-08-06
US4345311A (en) 1982-08-17
JPS5594163A (en) 1980-07-17
DE3068331D1 (en) 1984-08-02
GB2040051A (en) 1980-08-20

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