JPH0348177A - 零相電流検出装置 - Google Patents
零相電流検出装置Info
- Publication number
- JPH0348177A JPH0348177A JP1316242A JP31624289A JPH0348177A JP H0348177 A JPH0348177 A JP H0348177A JP 1316242 A JP1316242 A JP 1316242A JP 31624289 A JP31624289 A JP 31624289A JP H0348177 A JPH0348177 A JP H0348177A
- Authority
- JP
- Japan
- Prior art keywords
- value
- storage means
- stored
- instantaneous
- storage
- 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
- 238000001514 detection method Methods 0.000 title claims description 23
- 230000015654 memory Effects 0.000 claims description 33
- 238000005259 measurement Methods 0.000 claims description 14
- 230000002194 synthesizing effect Effects 0.000 claims 2
- 230000003287 optical effect Effects 0.000 description 13
- 239000013307 optical fiber Substances 0.000 description 10
- 230000006870 function Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000005070 sampling Methods 0.000 description 7
- 238000004804 winding Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000012937 correction Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000007257 malfunction Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 2
- 241001562081 Ikeda Species 0.000 description 1
- 230000005697 Pockels effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Landscapes
- Transformers For Measuring Instruments (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1316242A JPH0348177A (ja) | 1989-04-05 | 1989-12-05 | 零相電流検出装置 |
| GB9007211A GB2231216B (en) | 1989-04-05 | 1990-03-30 | Zero-phase sequence current detector |
| FR9004370A FR2646919B1 (enrdf_load_stackoverflow) | 1989-04-05 | 1990-04-05 | |
| US07/505,153 US5159561A (en) | 1989-04-05 | 1990-04-05 | Zero-phase sequence current detector |
| DE4011076A DE4011076C2 (de) | 1989-04-05 | 1990-04-05 | Erd-Fehlerstromdetektor |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1-86397 | 1989-04-05 | ||
| JP8639789 | 1989-04-05 | ||
| JP1316242A JPH0348177A (ja) | 1989-04-05 | 1989-12-05 | 零相電流検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0348177A true JPH0348177A (ja) | 1991-03-01 |
| JPH0581862B2 JPH0581862B2 (enrdf_load_stackoverflow) | 1993-11-16 |
Family
ID=13885741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1316242A Granted JPH0348177A (ja) | 1989-04-05 | 1989-12-05 | 零相電流検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0348177A (enrdf_load_stackoverflow) |
-
1989
- 1989-12-05 JP JP1316242A patent/JPH0348177A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0581862B2 (enrdf_load_stackoverflow) | 1993-11-16 |
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