DE2333112A1 - Fehlerphasen-messchaltung fuer eine elektrische netzschutzeinrichtung - Google Patents
Fehlerphasen-messchaltung fuer eine elektrische netzschutzeinrichtungInfo
- Publication number
- DE2333112A1 DE2333112A1 DE19732333112 DE2333112A DE2333112A1 DE 2333112 A1 DE2333112 A1 DE 2333112A1 DE 19732333112 DE19732333112 DE 19732333112 DE 2333112 A DE2333112 A DE 2333112A DE 2333112 A1 DE2333112 A1 DE 2333112A1
- Authority
- DE
- Germany
- Prior art keywords
- circuit
- signal
- fault
- voltage
- measurement
- 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
- 238000005259 measurement Methods 0.000 claims description 33
- 230000010354 integration Effects 0.000 claims description 23
- 230000010363 phase shift Effects 0.000 claims description 16
- 238000012545 processing Methods 0.000 claims description 10
- 238000007493 shaping process Methods 0.000 claims description 10
- 230000001960 triggered effect Effects 0.000 claims description 7
- 230000001419 dependent effect Effects 0.000 claims description 6
- 230000008034 disappearance Effects 0.000 claims description 6
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 206010035148 Plague Diseases 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/38—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current
- H02H3/382—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current involving phase comparison between current and voltage or between values derived from current and voltage
Landscapes
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH778073A CH560477A5 (enrdf_load_stackoverflow) | 1973-05-30 | 1973-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2333112A1 true DE2333112A1 (de) | 1974-12-05 |
Family
ID=4330349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732333112 Pending DE2333112A1 (de) | 1973-05-30 | 1973-06-29 | Fehlerphasen-messchaltung fuer eine elektrische netzschutzeinrichtung |
Country Status (8)
| Country | Link |
|---|---|
| BE (1) | BE815630A (enrdf_load_stackoverflow) |
| CH (1) | CH560477A5 (enrdf_load_stackoverflow) |
| DE (1) | DE2333112A1 (enrdf_load_stackoverflow) |
| DK (1) | DK283874A (enrdf_load_stackoverflow) |
| FR (1) | FR2232117B1 (enrdf_load_stackoverflow) |
| IT (1) | IT1019626B (enrdf_load_stackoverflow) |
| NL (1) | NL7407098A (enrdf_load_stackoverflow) |
| SE (1) | SE7406932L (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2914900A1 (de) * | 1979-03-20 | 1980-10-02 | Bbc Brown Boveri & Cie | Verfahren und einrichtung zur fehlerrichtungsdetektion |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1222360A (en) * | 1967-05-23 | 1971-02-10 | Ass Elect Ind | Improvements relating to electrical protective relay systems |
| FR1561281A (enrdf_load_stackoverflow) * | 1968-01-19 | 1969-03-28 | ||
| DE2064679C3 (de) * | 1970-12-31 | 1973-11-29 | Hartmann & Braun Ag, 6000 Frankfurt | Elektronische Distanzmeßschaltung |
-
1973
- 1973-05-30 CH CH778073A patent/CH560477A5/xx not_active IP Right Cessation
- 1973-06-29 DE DE19732333112 patent/DE2333112A1/de active Pending
-
1974
- 1974-05-24 SE SE7406932A patent/SE7406932L/ not_active Application Discontinuation
- 1974-05-24 DK DK283874A patent/DK283874A/da unknown
- 1974-05-28 NL NL7407098A patent/NL7407098A/xx unknown
- 1974-05-28 BE BE144831A patent/BE815630A/xx unknown
- 1974-05-28 FR FR7418484A patent/FR2232117B1/fr not_active Expired
- 1974-05-28 IT IT2324374A patent/IT1019626B/it active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2914900A1 (de) * | 1979-03-20 | 1980-10-02 | Bbc Brown Boveri & Cie | Verfahren und einrichtung zur fehlerrichtungsdetektion |
Also Published As
| Publication number | Publication date |
|---|---|
| NL7407098A (enrdf_load_stackoverflow) | 1974-12-03 |
| BE815630A (fr) | 1974-09-16 |
| FR2232117A1 (enrdf_load_stackoverflow) | 1974-12-27 |
| CH560477A5 (enrdf_load_stackoverflow) | 1975-03-27 |
| SE7406932L (enrdf_load_stackoverflow) | 1974-12-02 |
| IT1019626B (it) | 1977-11-30 |
| DK283874A (enrdf_load_stackoverflow) | 1975-01-20 |
| FR2232117B1 (enrdf_load_stackoverflow) | 1978-03-31 |
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