SE8604580D0 - Forfarande for identifiering av externt inducerade spenningar i en kraftoverforingsledning med horisontella fasledare samt anordning for genomforande av forfarandet - Google Patents
Forfarande for identifiering av externt inducerade spenningar i en kraftoverforingsledning med horisontella fasledare samt anordning for genomforande av forfarandetInfo
- Publication number
- SE8604580D0 SE8604580D0 SE8604580A SE8604580A SE8604580D0 SE 8604580 D0 SE8604580 D0 SE 8604580D0 SE 8604580 A SE8604580 A SE 8604580A SE 8604580 A SE8604580 A SE 8604580A SE 8604580 D0 SE8604580 D0 SE 8604580D0
- Authority
- SE
- Sweden
- Prior art keywords
- procedure
- phase
- externally induced
- implementation
- power supply
- Prior art date
Links
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
- H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
-
- 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
- G01R19/10—Measuring sum, difference or ratio
-
- 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
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
- G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
- G01R19/16547—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies voltage or current in AC supplies
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Measuring Phase Differences (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Professional, Industrial, Or Sporting Protective Garments (AREA)
- Communication Cables (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU864083585A SU1585858A1 (ru) | 1986-07-23 | 1986-07-23 | Способ распознавани внешних индуктированных напр жений на линии электропередачи с горизонтальным расположением фазных проводов |
NO864044A NO864044L (no) | 1986-07-23 | 1986-10-10 | Fremgangsmaate for aa identifisere eksternt induserte spenninger i kraftledninger med horisontale faseledere, og anordning for utoevelse av fremgangsmaaten. |
AU64267/86A AU589694B2 (en) | 1986-07-23 | 1986-10-22 | Method of identifying externally induced voltages in a power transmission line with horizontal arrangement of phase conductors and apparatus for performing this method |
BR8605360A BR8605360A (pt) | 1986-07-23 | 1986-10-30 | Processo e aparelho para a identificacao de tensoes externamente induzidas em uma linha de transmissao de forca com arranjo horizontal dos condutores de fase |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8604580D0 true SE8604580D0 (sv) | 1986-10-27 |
SE8604580L SE8604580L (sv) | 1988-04-28 |
SE455557B SE455557B (sv) | 1988-07-18 |
Family
ID=53628916
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8604580A SE455557B (sv) | 1986-07-23 | 1986-10-27 | Forfarande for identifiering av externt inducerade spenningar i en kraftoverforingsledning med horisontella fasledare samt anordning for genomforande av forfarandet |
Country Status (5)
Country | Link |
---|---|
AU (1) | AU589694B2 (sv) |
BR (1) | BR8605360A (sv) |
NO (1) | NO864044L (sv) |
SE (1) | SE455557B (sv) |
SU (1) | SU1585858A1 (sv) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO864043L (no) * | 1986-10-10 | 1988-04-11 | Gn I Energet I Im G M Krzhizha | Anordning for direktiv beskyttelse av kraftledninger med baereboelgestroemoverfoering. |
US4871971A (en) * | 1987-01-15 | 1989-10-03 | Jeerings Donald I | High impedance fault analyzer in electric power distribution networks |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3727103A (en) * | 1972-06-30 | 1973-04-10 | Gen Electric | Three phase system monitoring and control circuit |
US4199798A (en) * | 1978-03-13 | 1980-04-22 | Eaton Corporation | Phase balance monitoring system incorporating voltage and phase sequence monitoring |
NO864043L (no) * | 1986-10-10 | 1988-04-11 | Gn I Energet I Im G M Krzhizha | Anordning for direktiv beskyttelse av kraftledninger med baereboelgestroemoverfoering. |
-
1986
- 1986-07-23 SU SU864083585A patent/SU1585858A1/ru active
- 1986-10-10 NO NO864044A patent/NO864044L/no unknown
- 1986-10-22 AU AU64267/86A patent/AU589694B2/en not_active Ceased
- 1986-10-27 SE SE8604580A patent/SE455557B/sv not_active IP Right Cessation
- 1986-10-30 BR BR8605360A patent/BR8605360A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
AU6426786A (en) | 1988-04-28 |
BR8605360A (pt) | 1988-05-31 |
SU1585858A1 (ru) | 1990-08-15 |
SE8604580L (sv) | 1988-04-28 |
SE455557B (sv) | 1988-07-18 |
NO864044D0 (no) | 1986-10-10 |
NO864044L (no) | 1988-04-11 |
AU589694B2 (en) | 1989-10-19 |
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Legal Events
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NUG | Patent has lapsed |
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