JPS5952477U - DC current detection device - Google Patents
DC current detection deviceInfo
- Publication number
- JPS5952477U JPS5952477U JP14664882U JP14664882U JPS5952477U JP S5952477 U JPS5952477 U JP S5952477U JP 14664882 U JP14664882 U JP 14664882U JP 14664882 U JP14664882 U JP 14664882U JP S5952477 U JPS5952477 U JP S5952477U
- Authority
- JP
- Japan
- Prior art keywords
- winding
- iron core
- main winding
- current
- wound around
- 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
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Emergency Protection Circuit Devices (AREA)
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図は本考案の一実施例を示す回路図、第２図は鉄心
１の特性図、第３図は第１図の回路の動作を説明するタ
イムチャート図である。
１・・・角形ヒステリシス鉄心、２・・・主巻線、３・
・・副巻線、４・・・定電流源、５・・・検出用巻線、
６・・・検出回路、７・・・電流計、８・・・制御回路
。FIG. 1 is a circuit diagram showing an embodiment of the present invention, FIG. 2 is a characteristic diagram of the iron core 1, and FIG. 3 is a time chart explaining the operation of the circuit shown in FIG. 1... Square hysteresis core, 2... Main winding, 3...
... Sub-winding, 4... Constant current source, 5... Detection winding,
6...Detection circuit, 7...Ammeter, 8...Control circuit.
Claims (1)
に巻回され、被測定直流電流が加えられる主巻線と、前
記鉄心の前記主巻線と対向する他辺に巻回され、所定の
励磁電流が加えられる副巻線と、前記主巻線および副巻
線と異なる辺の鉄心に巻回され、前記主巻線を貫ぬく磁
束密度が副巻線を貫ぬく磁束密度より大きくなった時点
と小さくなった時点で、それぞれ逆方向の起電力が誘起
される検出用巻線と、前記起電力誘起時に前記検出用巻
線に流れる電流を検出する検出回路とを備えたことを特
徴とする直流電流検出装置。A rectangular iron core having hysteresis characteristics, a main winding wound around one side of the iron core and to which a DC current to be measured is applied, and a main winding wound around the other side of the iron core opposite to the main winding, to which a predetermined excitation current is applied. is wound around the iron core on a different side from the main winding and the sub winding, and the time point when the magnetic flux density penetrating the main winding becomes larger than the magnetic flux density penetrating the sub winding. A direct current comprising a detection winding in which an electromotive force is induced in the opposite direction when the electromotive force becomes small, and a detection circuit that detects a current flowing through the detection winding when the electromotive force is induced. Current detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14664882U JPS5952477U (en) | 1982-09-27 | 1982-09-27 | DC current detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14664882U JPS5952477U (en) | 1982-09-27 | 1982-09-27 | DC current detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5952477U true JPS5952477U (en) | 1984-04-06 |
Family
ID=30326365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14664882U Pending JPS5952477U (en) | 1982-09-27 | 1982-09-27 | DC current detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5952477U (en) |
-
1982
- 1982-09-27 JP JP14664882U patent/JPS5952477U/en active Pending
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