JPH0247583U - - Google Patents
Info
- Publication number
- JPH0247583U JPH0247583U JP12676988U JP12676988U JPH0247583U JP H0247583 U JPH0247583 U JP H0247583U JP 12676988 U JP12676988 U JP 12676988U JP 12676988 U JP12676988 U JP 12676988U JP H0247583 U JPH0247583 U JP H0247583U
- Authority
- JP
- Japan
- Prior art keywords
- electric wire
- wire
- current
- per unit
- capacitance per
- 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
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 1
Landscapes
- Locating Faults (AREA)
Description
第１図は本考案のケーブル断線位置検出装置の
一実施例の説明図、第２図はケーブル断線位置を
測定する場合の説明図、第３図は測定原理の説明
図である。
図中１，２は電線、５は断線位置、６は発振器
、８は電流検出器、１０は演算器、１１は表示器
を示す。
FIG. 1 is an explanatory diagram of an embodiment of the cable breakage position detecting device of the present invention, FIG. 2 is an explanatory diagram for measuring the cable breakage position, and FIG. 3 is an explanatory diagram of the measurement principle. In the figure, 1 and 2 are electric wires, 5 is a disconnection position, 6 is an oscillator, 8 is a current detector, 10 is an arithmetic unit, and 11 is a display.
Claims (1)
源と、前記電線に流れる電流を検出する電流検出
器と、予め設定された電線の径、電線間の間隔、
誘電率から単位長さ当りの静電容量を求めると共
に該単位長さ当りの静電容量及び前記電流検出器
で検出された電流値から前記２線式の電線の断線
位置を求める演算部と、演算された電線の断線位
置を表示する表示部を設けたことを特徴とするケ
ーブル断線位置検出装置。 A power supply that sends an alternating current of a predetermined frequency to a two-wire electric wire, a current detector that detects the current flowing through the electric wire, a preset diameter of the electric wire, and a predetermined interval between the electric wires,
a calculation unit that calculates the capacitance per unit length from the dielectric constant and the disconnection position of the two-wire electric wire from the capacitance per unit length and the current value detected by the current detector; A cable breakage position detection device characterized by comprising a display section that displays the calculated breakage position of an electric wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12676988U JPH0247583U (en) | 1988-09-28 | 1988-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12676988U JPH0247583U (en) | 1988-09-28 | 1988-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0247583U true JPH0247583U (en) | 1990-03-30 |
Family
ID=31378586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12676988U Pending JPH0247583U (en) | 1988-09-28 | 1988-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0247583U (en) |
-
1988
- 1988-09-28 JP JP12676988U patent/JPH0247583U/ja active Pending
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