JPS58187774U - power measurement device - Google Patents
power measurement deviceInfo
- Publication number
- JPS58187774U JPS58187774U JP8654082U JP8654082U JPS58187774U JP S58187774 U JPS58187774 U JP S58187774U JP 8654082 U JP8654082 U JP 8654082U JP 8654082 U JP8654082 U JP 8654082U JP S58187774 U JPS58187774 U JP S58187774U
- Authority
- JP
- Japan
- Prior art keywords
- isolator
- pulse width
- switch
- output signal
- output
- 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
Links
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来装置の一例の接続図、第２図は本考案装置
の一実施例の接続図、第３図イ１口は本考案装置の動作
波形図、第４図は本考案に用いられるパルス幅変調器の
他の実施例の構成図、第５図イ１口は第４図の動作波形
図である。
１０・・・電圧端子、２０・・・電流端子、３０・・・
パルス幅力調器、４０・・・スイッチ回路、５０・・・
直流アイソレータ、６０・・・アイソレータ。Fig. 1 is a connection diagram of an example of a conventional device, Fig. 2 is a connection diagram of an embodiment of the device of the present invention, Fig. 3 is an operating waveform diagram of the device of the present invention, and Fig. 4 is a diagram used in the present invention. A block diagram of another embodiment of the pulse width modulator shown in FIG. 5 is an operating waveform diagram of FIG. 4. 10... Voltage terminal, 20... Current terminal, 30...
Pulse width force adjuster, 40... switch circuit, 50...
DC isolator, 60... isolator.
Claims (1)
ルス幅変調信号に変調するパルス幅変調器、このパルス
幅変調器の出力信号が与えられるアイソレータ、このア
イソレータを介して得られる前記パルス幅変調器の出力
信号によって軟駆動され分流器を介して与えられる入力
電流をスイッチングするスイッチ、このスイ′ツチの出
力信号を平滑スるフィルタ、このフィルタの出力を絶縁
するに流アイソレータ、および、この直流アイソ−レー
タの、出力を計測する計測手段を具備した電力測定装置
。A pulse width modulator that modulates an input voltage applied via a voltage divider into a corresponding pulse width modulation signal, an isolator to which the output signal of this pulse width modulator is applied, and the pulse width modulation obtained via this isolator. A switch that switches the input current that is softly driven by the output signal of the switch and applied via the shunt, a filter that smooths the output signal of this switch, a current isolator that isolates the output of this filter, and this DC A power measuring device equipped with a measuring means for measuring the output of an isolator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8654082U JPS58187774U (en) | 1982-06-10 | 1982-06-10 | power measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8654082U JPS58187774U (en) | 1982-06-10 | 1982-06-10 | power measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58187774U true JPS58187774U (en) | 1983-12-13 |
Family
ID=30095334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8654082U Pending JPS58187774U (en) | 1982-06-10 | 1982-06-10 | power measurement device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58187774U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021186661A1 (en) * | 2020-03-19 | 2021-09-23 | 三菱電機株式会社 | Contactless power sensor device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53123977A (en) * | 1977-04-05 | 1978-10-28 | Siemens Ag | Electronic threeephase ac energy meter |
-
1982
- 1982-06-10 JP JP8654082U patent/JPS58187774U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53123977A (en) * | 1977-04-05 | 1978-10-28 | Siemens Ag | Electronic threeephase ac energy meter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021186661A1 (en) * | 2020-03-19 | 2021-09-23 | 三菱電機株式会社 | Contactless power sensor device |
| JPWO2021186661A1 (en) * | 2020-03-19 | 2021-09-23 |
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