JPH0174562U - - Google Patents
Info
- Publication number
- JPH0174562U JPH0174562U JP1987169634U JP16963487U JPH0174562U JP H0174562 U JPH0174562 U JP H0174562U JP 1987169634 U JP1987169634 U JP 1987169634U JP 16963487 U JP16963487 U JP 16963487U JP H0174562 U JPH0174562 U JP H0174562U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- current
- sensing elements
- winding
- operational amplifier
- 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.)
- Granted
Links
- 230000005291 magnetic effect Effects 0.000 claims description 9
- 238000004804 winding Methods 0.000 claims description 2
- 239000003302 ferromagnetic material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Description
第１図は本考案の電流検出器の実施例の感磁素
子部および電子回路のブロツク図、第２図は感温
素子を増加させた他の実施例の電子回路のブロツ
ク図、第３図は従来の電流検出器の例の感磁素子
部および電子回路のブロツク図、第４図は従来複
数個の感磁素子を使用した例の電子回路のブロツ
ク図である。
なお、１……磁気コア、２……巻線、３……磁
気ギヤツプ、４，４′，４″，４……感磁素子
、５……演算増幅器、６……定電流回路、７……
入力抵抗。
Figure 1 is a block diagram of the magnetic sensing element section and electronic circuit of an embodiment of the current detector of the present invention, Figure 2 is a block diagram of the electronic circuit of another embodiment in which the number of temperature sensing elements is increased, and Figure 3. 4 is a block diagram of a magnetic sensing element section and an electronic circuit of a conventional current detector, and FIG. 4 is a block diagram of an electronic circuit of an example using a plurality of conventional magnetic sensing elements. In addition, 1...magnetic core, 2...winding, 3...magnetic gap, 4, 4', 4'', 4...magnetic sensing element, 5...operational amplifier, 6...constant current circuit, 7... …
input resistance.
Claims (1)
性材よりなるリング状の磁気コア１の一部に設け
られた磁気ギヤツプ３内に挿入された複数個の感
磁素子４，４′のそれぞれの出力を互に接続結合
して入力とする演算増幅器５とを具備してなる電
流検出器。 A plurality of magnetic sensing elements 4, 4' are inserted into a magnetic gap 3 provided in a part of a ring-shaped magnetic core 1 made of a ferromagnetic material around which a winding 2 through which the current to be measured is passed is wound. A current detector comprising an operational amplifier 5 whose outputs are connected together and inputted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16963487U JPH0628702Y2 (en) | 1987-11-07 | 1987-11-07 | Current detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16963487U JPH0628702Y2 (en) | 1987-11-07 | 1987-11-07 | Current detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0174562U true JPH0174562U (en) | 1989-05-19 |
| JPH0628702Y2 JPH0628702Y2 (en) | 1994-08-03 |
Family
ID=31459872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16963487U Expired - Lifetime JPH0628702Y2 (en) | 1987-11-07 | 1987-11-07 | Current detector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0628702Y2 (en) |
-
1987
- 1987-11-07 JP JP16963487U patent/JPH0628702Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0628702Y2 (en) | 1994-08-03 |
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