WO1998059251A3 - Method and apparatus for indicating an alternating voltage - Google Patents
Method and apparatus for indicating an alternating voltage Download PDFInfo
- Publication number
- WO1998059251A3 WO1998059251A3 PCT/FI1998/000507 FI9800507W WO9859251A3 WO 1998059251 A3 WO1998059251 A3 WO 1998059251A3 FI 9800507 W FI9800507 W FI 9800507W WO 9859251 A3 WO9859251 A3 WO 9859251A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- alternating voltage
- alternating
- electric field
- resonant circuit
- indicating
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/145—Indicating the presence of current or voltage
- G01R19/155—Indicating the presence of voltage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Current Or Voltage (AREA)
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP98925671A EP0988557A2 (en) | 1997-06-13 | 1998-06-12 | Method and apparatus for indicating an alternating voltage |
AU77694/98A AU7769498A (en) | 1997-06-13 | 1998-06-12 | Method and apparatus for indicating an alternating voltage |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI972513 | 1997-06-13 | ||
FI972513A FI102643B1 (en) | 1997-06-13 | 1997-06-13 | Method and apparatus for indicating AC voltage |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1998059251A2 WO1998059251A2 (en) | 1998-12-30 |
WO1998059251A3 true WO1998059251A3 (en) | 1999-03-18 |
Family
ID=8549044
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FI1998/000507 WO1998059251A2 (en) | 1997-06-13 | 1998-06-12 | Method and apparatus for indicating an alternating voltage |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0988557A2 (en) |
CN (1) | CN1260880A (en) |
AU (1) | AU7769498A (en) |
FI (1) | FI102643B1 (en) |
WO (1) | WO1998059251A2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI124896B (en) * | 2012-09-04 | 2015-03-13 | Eltel Networks Oy | Remote voltage detector in a power grid and voltage detection method |
CN113358912B (en) * | 2021-06-11 | 2022-03-08 | 南方电网数字电网研究院有限公司 | Voltage measuring device, voltage measuring method, and storage medium |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2814488A1 (en) * | 1978-03-31 | 1979-10-11 | Bernd Kuehne | HV alarm device for construction workers - uses semiconductor field detector coupled to fail=safe audible warning unit |
DE2849529A1 (en) * | 1978-11-15 | 1980-05-29 | Ipa Anstalt | SINGLE-POLE VOLTAGE DETECTOR |
GB2049205A (en) * | 1979-05-17 | 1980-12-17 | Medine H | Electric potential detector |
US4719415A (en) * | 1984-05-24 | 1988-01-12 | Mitec Moderne Industrietechnik Gmbh | Arrangement for the measurement of the electric voltage parameters of a high voltage conductor |
US5274324A (en) * | 1989-11-08 | 1993-12-28 | Schweitzer Edmund O Jun | Hot line mountable hotline indicator having liquid crystal display with resettable memory function |
-
1997
- 1997-06-13 FI FI972513A patent/FI102643B1/en active IP Right Grant
-
1998
- 1998-06-12 CN CN 98806173 patent/CN1260880A/en active Pending
- 1998-06-12 EP EP98925671A patent/EP0988557A2/en not_active Withdrawn
- 1998-06-12 AU AU77694/98A patent/AU7769498A/en not_active Abandoned
- 1998-06-12 WO PCT/FI1998/000507 patent/WO1998059251A2/en not_active Application Discontinuation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2814488A1 (en) * | 1978-03-31 | 1979-10-11 | Bernd Kuehne | HV alarm device for construction workers - uses semiconductor field detector coupled to fail=safe audible warning unit |
DE2849529A1 (en) * | 1978-11-15 | 1980-05-29 | Ipa Anstalt | SINGLE-POLE VOLTAGE DETECTOR |
GB2049205A (en) * | 1979-05-17 | 1980-12-17 | Medine H | Electric potential detector |
US4719415A (en) * | 1984-05-24 | 1988-01-12 | Mitec Moderne Industrietechnik Gmbh | Arrangement for the measurement of the electric voltage parameters of a high voltage conductor |
US5274324A (en) * | 1989-11-08 | 1993-12-28 | Schweitzer Edmund O Jun | Hot line mountable hotline indicator having liquid crystal display with resettable memory function |
Also Published As
Publication number | Publication date |
---|---|
FI102643B (en) | 1999-01-15 |
FI972513A0 (en) | 1997-06-13 |
FI102643B1 (en) | 1999-01-15 |
WO1998059251A2 (en) | 1998-12-30 |
EP0988557A2 (en) | 2000-03-29 |
AU7769498A (en) | 1999-01-04 |
CN1260880A (en) | 2000-07-19 |
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