FI874135A0 - Koppling foer snabb reglering av impedansen i ett elektriskt naet. - Google Patents
Koppling foer snabb reglering av impedansen i ett elektriskt naet.Info
- Publication number
- FI874135A0 FI874135A0 FI874135A FI874135A FI874135A0 FI 874135 A0 FI874135 A0 FI 874135A0 FI 874135 A FI874135 A FI 874135A FI 874135 A FI874135 A FI 874135A FI 874135 A0 FI874135 A0 FI 874135A0
- Authority
- FI
- Finland
- Prior art keywords
- series
- impedansen
- elektriskt
- naet
- reglering
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
- H02J3/1807—Arrangements for adjusting, eliminating or compensating reactive power in networks using series compensators
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
- G05F1/24—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using bucking or boosting transformers as final control devices
- G05F1/26—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using bucking or boosting transformers as final control devices combined with discharge tubes or semiconductor devices
- G05F1/30—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using bucking or boosting transformers as final control devices combined with discharge tubes or semiconductor devices semiconductor devices only
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/10—Flexible AC transmission systems [FACTS]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Automation & Control Theory (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Physics & Mathematics (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Control Of Electrical Variables (AREA)
- Networks Using Active Elements (AREA)
- Discharge Heating (AREA)
- Endoscopes (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82119686 | 1986-01-22 | ||
US06/821,196 US5032738A (en) | 1986-01-22 | 1986-01-22 | Scheme for rapid adjustment of network impedance |
US8700220 | 1987-01-22 | ||
PCT/US1987/000220 WO1987004538A1 (en) | 1986-01-22 | 1987-01-22 | Scheme for rapid adjustment of network impedance |
Publications (3)
Publication Number | Publication Date |
---|---|
FI874135A0 true FI874135A0 (fi) | 1987-09-22 |
FI874135A FI874135A (fi) | 1987-09-22 |
FI100748B FI100748B (fi) | 1998-02-13 |
Family
ID=25232771
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI874135A FI100748B (fi) | 1986-01-22 | 1987-09-22 | Verkon impedanssin nopea säätölaite |
Country Status (12)
Country | Link |
---|---|
US (1) | US5032738A (fi) |
EP (1) | EP0258314B1 (fi) |
AT (1) | ATE94297T1 (fi) |
AU (1) | AU7026987A (fi) |
BR (1) | BR8705390A (fi) |
CA (1) | CA1312649C (fi) |
DE (1) | DE3787335T2 (fi) |
FI (1) | FI100748B (fi) |
IN (1) | IN166749B (fi) |
NO (1) | NO173672C (fi) |
TR (1) | TR23181A (fi) |
WO (1) | WO1987004538A1 (fi) |
Families Citing this family (59)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE465596B (sv) * | 1990-02-16 | 1991-09-30 | Asea Brown Boveri | Seriekondensatorutrustning med styrbar krets foer daempning av subsynkrona resonanssvaengningar |
CA2050068A1 (en) * | 1990-09-27 | 1992-03-28 | Richard Wayne Glaser | Power factor improving arrangement |
US5202583A (en) * | 1991-12-13 | 1993-04-13 | Electric Power Research Institute | Thyristor controlled series capacitor vernier control system |
US5227713A (en) * | 1991-08-08 | 1993-07-13 | Electric Power Research Institute | Vernier control system for subsynchronous resonance mitigation |
US5621305A (en) * | 1991-12-13 | 1997-04-15 | Electric Power Research Institute, Inc. | Overload management system |
US5374853A (en) * | 1991-12-13 | 1994-12-20 | Electric Power Research, Inc. | Transient damping thyristor controlled series capacitor system |
US5424627A (en) * | 1991-12-13 | 1995-06-13 | Electric Power Research Institute | Modular thyristor controlled series capacitor control system |
EP0571643B1 (de) * | 1992-05-18 | 1996-05-01 | Siemens Aktiengesellschaft | Verfahren und Vorrichtung zur symmetrischen Aussteuerung einer gesteuerten Serienkompensationsanlage |
DE59209136D1 (de) * | 1992-05-18 | 1998-02-19 | Siemens Ag | Verfahren und Vorrichtung zur Erzeugung eines Synchronisiersignals für einen Steuersatz zur Ansteuerung eines Stromrichterventils eines gesteuerten Serienkompensators |
ATE136170T1 (de) * | 1992-05-20 | 1996-04-15 | Siemens Ag | Verfahren und vorrichtung zur entlastung eines kondensators eines gesteuerten serienkompensators in abhängigkeit der belastung seines ableiters |
EP0571645B1 (de) * | 1992-05-20 | 1995-09-20 | Siemens Aktiengesellschaft | Verfahren und Vorrichtung zur Erkennung von Defekten in einem Ansteuersystem eines gesteuerten Serienkompensators |
US5528202A (en) * | 1992-08-27 | 1996-06-18 | Motorola, Inc. | Distributed capacitance transmission line |
US5341281A (en) * | 1993-05-14 | 1994-08-23 | Allen-Bradley Company, Inc. | Harmonic compensator using low leakage reactance transformer |
US5434497A (en) * | 1993-06-02 | 1995-07-18 | General Electric Company | Vernier enhanced control for shunt connected thyristor-controlled capacitors |
SE9302632D0 (sv) * | 1993-08-13 | 1993-08-13 | Peter Nygren | Anordning för kompensering av reaktiv effekt i elektriska system |
US5825162A (en) * | 1994-07-25 | 1998-10-20 | Hitachi, Ltd. | Electric power flow controller |
US5814975A (en) * | 1995-06-05 | 1998-09-29 | Westinghouse Electric Corporation | Inverter controlled series compensator |
SE505745C3 (sv) * | 1996-01-18 | 1997-10-06 | Asea Brown Boveri | Anordning foer styrning av en regulatorutrustning foer daempning av effektsvaengningar i en kraftlinje |
US5801460A (en) * | 1996-07-18 | 1998-09-01 | Sundstrand Corporation | Electrical power transmitting system with reduced feeder size and method of operation |
DE934618T1 (de) * | 1997-08-25 | 1999-12-30 | Reinhard Joho | Schaltung zur Stabilisierung eines Wechselspannungsnetzes |
CA2268566C (en) * | 1998-04-10 | 2001-10-02 | Kabushiki Kaisha Toshiba | Ac transmission system with reactance compensation |
DE69840996D1 (de) * | 1998-04-15 | 2009-09-03 | Mitsubishi Electric Corp | Kompensationsvorrichtung und Leistungsübertragungssystem damit |
EP0982827A1 (en) * | 1998-08-26 | 2000-03-01 | Mitsubishi Electric Corporation | Compensation device and power transmission system using a compensation device |
US6274851B1 (en) | 1999-08-31 | 2001-08-14 | Inverpower Controls Ltd. | Electric arc furnace controller |
US6559654B2 (en) * | 2001-03-29 | 2003-05-06 | General Electric Company | Method and system for automatic determination of inductance |
US6600294B1 (en) * | 2002-01-23 | 2003-07-29 | Tyco Electronics Corp. | Switched reactance phase shifters |
US6737837B1 (en) * | 2002-11-25 | 2004-05-18 | Abb Ab | Device and a method for control of power flow in a transmission line |
DE10345020A1 (de) | 2003-09-23 | 2005-05-12 | Siemens Ag | Vorrichtung zum Einstellen der Impedanz einer Wechselstrom führenden Hochspannungsleitung |
SE526001C2 (sv) * | 2003-09-26 | 2005-06-14 | Abb Research Ltd | System för överföring av elektrisk kraft |
US7288921B2 (en) * | 2004-06-25 | 2007-10-30 | Emerson Process Management Power & Water Solutions, Inc. | Method and apparatus for providing economic analysis of power generation and distribution |
EP1795049B1 (en) | 2004-09-01 | 2016-03-09 | Hatch Ltd. | System and method for minimizing loss of electrical conduction during input of feed material to a furnace |
SE527686C2 (sv) * | 2004-10-29 | 2006-05-09 | Abb Research Ltd | Styrning av elektriskt effektflöde |
JP4847970B2 (ja) | 2005-01-31 | 2011-12-28 | ジョージア テック リサーチ コーポレイション | アクティブサージ電流制限器 |
KR20120053057A (ko) * | 2005-01-31 | 2012-05-24 | 조지아 테크 리서치 코오포레이션 | 전압 검출기 및 계전기를 갖는 능동형 전류 서지 리미터 |
CA2627313C (en) | 2005-10-24 | 2014-12-16 | Georgia Tech Research Corporation | Reduction of inrush current due to voltage sags |
US8138637B2 (en) * | 2005-12-07 | 2012-03-20 | Siemens Aktiengesellschaft | Electrical energy transmission device |
US20080056327A1 (en) * | 2006-08-30 | 2008-03-06 | Hatch Ltd. | Method and system for predictive electrode lowering in a furnace |
EP1928069A1 (en) * | 2006-11-30 | 2008-06-04 | Abb Research Ltd. | Device and method for controlling power flow in a power network |
WO2008124587A1 (en) | 2007-04-05 | 2008-10-16 | Georgia Tech Research Corporation | Voltage surge and overvoltage protection |
US8080769B2 (en) * | 2008-01-10 | 2011-12-20 | Hewlett-Packard Development Company, L.P. | Characterization of AC mains circuit parameters |
US8378448B2 (en) | 2009-03-18 | 2013-02-19 | International Business Machines Corporation | Chip inductor with frequency dependent inductance |
US8405453B2 (en) | 2010-07-20 | 2013-03-26 | International Business Machines Corporation | Millimeter-wave on-chip switch employing frequency-dependent inductance for cancellation of off-state capacitance |
CN201781278U (zh) * | 2010-08-02 | 2011-03-30 | 郑军 | 动力配电电路和动力配电柜 |
WO2012092606A2 (en) | 2010-12-30 | 2012-07-05 | Innovolt, Inc. | Line cord a ride-through functionality for momentary disturbances |
CA2833384C (en) | 2011-04-18 | 2019-08-20 | Innovolt, Inc. | Voltage sag corrector using a variable duty cycle boost converter |
US9467112B2 (en) * | 2014-07-25 | 2016-10-11 | Ge Energy Power Conversion Technology Ltd | Hybrid thyristor-controlled series capacitor and passive damping filter for series capacitors |
US10418814B2 (en) | 2015-12-08 | 2019-09-17 | Smart Wires Inc. | Transformers with multi-turn primary windings for dynamic power flow control |
US10008317B2 (en) | 2015-12-08 | 2018-06-26 | Smart Wires Inc. | Voltage or impedance-injection method using transformers with multiple secondary windings for dynamic power flow control |
US10180696B2 (en) | 2015-12-08 | 2019-01-15 | Smart Wires Inc. | Distributed impedance injection module for mitigation of the Ferranti effect |
US10903653B2 (en) | 2015-12-08 | 2021-01-26 | Smart Wires Inc. | Voltage agnostic power reactor |
US10199150B2 (en) | 2015-12-10 | 2019-02-05 | Smart Wires Inc. | Power transmission tower mounted series injection transformer |
US10097037B2 (en) | 2016-02-11 | 2018-10-09 | Smart Wires Inc. | System and method for distributed grid control with sub-cyclic local response capability |
US10218175B2 (en) | 2016-02-11 | 2019-02-26 | Smart Wires Inc. | Dynamic and integrated control of total power system using distributed impedance injection modules and actuator devices within and at the edge of the power grid |
US10651633B2 (en) | 2016-04-22 | 2020-05-12 | Smart Wires Inc. | Modular, space-efficient structures mounting multiple electrical devices |
US10468880B2 (en) | 2016-11-15 | 2019-11-05 | Smart Wires Inc. | Systems and methods for voltage regulation using split-conductors with loop current reduction |
US10666038B2 (en) | 2017-06-30 | 2020-05-26 | Smart Wires Inc. | Modular FACTS devices with external fault current protection |
US10174762B1 (en) * | 2017-09-20 | 2019-01-08 | Upwing Energy, LLC | Sealless downhole system with magnetically supported rotor |
DE102018218477A1 (de) * | 2018-10-29 | 2020-04-30 | Siemens Aktiengesellschaft | Magnetisch regelbare Drosselspule in Reihenschaltung |
CN114188119A (zh) * | 2021-11-08 | 2022-03-15 | 南方电网科学研究院有限责任公司 | 一种电感可调的电抗器及其电感调节方法 |
Family Cites Families (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH485346A (de) * | 1968-07-19 | 1970-01-31 | Bbc Brown Boveri & Cie | Anordnung zur Dämpfung von asynchron-selbster regten Schwingungen für eine Synchronmaschine |
FR2137013B1 (fi) * | 1971-05-11 | 1973-05-11 | Entreprises Soc Gle | |
US3731183A (en) * | 1971-09-29 | 1973-05-01 | Inductotherm Corp | Power control and phase angle correcting apparatus |
US3855134A (en) * | 1972-04-17 | 1974-12-17 | Cities Service Co | Intumescent composition |
US3745437A (en) * | 1972-05-18 | 1973-07-10 | Lorain Prod Corp | Regulator circuit having a multi-stepped regulating wave |
US3936727A (en) * | 1973-10-12 | 1976-02-03 | General Electric Company | High speed control of reactive power for voltage stabilization in electric power systems |
SE378719B (fi) * | 1973-12-13 | 1975-09-08 | Asea Ab | |
US3999115A (en) * | 1974-05-02 | 1976-12-21 | Westinghouse Electric Corporation | Dynamic stabilizer for synchronous machines having torsional oscillations and method |
US3999117A (en) * | 1974-12-23 | 1976-12-21 | Westinghouse Electric Corporation | Method and control apparatus for static VAR generator and compensator |
US3992661A (en) * | 1975-08-25 | 1976-11-16 | General Electric Company | Reactive current compensating apparatus for electric power systems |
CH609182A5 (fi) * | 1975-12-01 | 1979-02-15 | Asea Ab | |
US4096431A (en) * | 1976-03-29 | 1978-06-20 | Asea Aktiebolag | Disconnecting thyristors from thyristor controlled reactance |
US4156176A (en) * | 1977-06-30 | 1979-05-22 | Electric Power Research Institute, Inc. | Voltage regulator utilizing a static var generator |
US4356441A (en) * | 1977-06-30 | 1982-10-26 | Electric Power Research Institute, Inc. | Voltage regulator utilizing a static VAR generator with half period averaging and saturating type firing angle control |
US4204151A (en) * | 1978-04-03 | 1980-05-20 | Westinghouse Electric Corp. | Static VAR generator with non-linear frequency dependent dynamic gain adjuster |
US4210860A (en) * | 1978-09-15 | 1980-07-01 | Westinghouse Electric Corp. | VAR Generator with current sensitive inductance break point |
US4234843A (en) * | 1978-09-15 | 1980-11-18 | Westinghouse Electric Corp. | Static VAR generator with discrete capacitive current levels |
US4255700A (en) * | 1979-03-09 | 1981-03-10 | Mitsubishi Denki Kabushiki Kaisha | Control circuit of reactive power compensation apparatus |
US4302715A (en) * | 1979-06-15 | 1981-11-24 | Westinghouse Electric Corp. | Dynamic parallel inductive stabilizer for synchronous machines having torsional oscillations |
US4434376A (en) * | 1979-07-23 | 1984-02-28 | Electric Power Research Institute, Inc. | Method and means for damping subsynchronous oscillations and DC offset in an AC power system |
DE3067249D1 (en) * | 1979-09-27 | 1984-05-03 | Siemens Ag | Device for controlling the voltage between two conductors of an a.c. supply mains for a rapidly changing load |
US4353024A (en) * | 1980-06-10 | 1982-10-05 | Westinghouse Electric Corp. | Control for VAR generator with deadband |
JPS5833930A (ja) * | 1981-08-20 | 1983-02-28 | 三菱電機株式会社 | 静止形無効電力補償方法 |
US4451777A (en) * | 1981-09-10 | 1984-05-29 | Westinghouse Electric Corp. | Static VAR generation for transmission line compensation |
US4438386A (en) * | 1981-09-10 | 1984-03-20 | Westinghouse Electric Corp. | Static VAR generation for transmission line compensation of subsynchronous resonance |
US4437052A (en) * | 1981-12-17 | 1984-03-13 | Westinghouse Electric Corp. | Static VAR generator |
GB2120875B (en) * | 1982-04-21 | 1985-10-23 | Univ Bradford | Speed and power factor controller for a 3-phase induction motor |
US4470005A (en) * | 1982-11-02 | 1984-09-04 | Westinghouse Electric Corp. | Static VAR generator having a thyristor circuit arrangement providing reduced losses |
EP0116275B1 (de) * | 1983-02-08 | 1987-07-15 | BBC Aktiengesellschaft Brown, Boveri & Cie. | Blindleistungskompensator |
US4513240A (en) * | 1983-06-08 | 1985-04-23 | Westinghouse Electric Corp. | Method and apparatus for selective cancellation of subsynchronous resonance |
CA1193351A (fr) * | 1983-06-14 | 1985-09-10 | Gerald Roberge | Methode et systeme d'interconnexion de reseaux triphases syncrones au asynchrones au moyen d'impedances reactives variables |
US4560917A (en) * | 1983-12-21 | 1985-12-24 | Westinghouse Electric Corp. | Static VAR generator having reduced harmonics |
US4555659A (en) * | 1984-02-27 | 1985-11-26 | Westinghouse Electric Corp. | Static VAR generator system having improved response time |
-
1986
- 1986-01-22 US US06/821,196 patent/US5032738A/en not_active Expired - Lifetime
-
1987
- 1987-01-08 CA CA 526933 patent/CA1312649C/en not_active Expired - Lifetime
- 1987-01-19 IN IN58/CAL/87A patent/IN166749B/en unknown
- 1987-01-22 BR BR8705390A patent/BR8705390A/pt not_active IP Right Cessation
- 1987-01-22 AT AT87901254T patent/ATE94297T1/de active
- 1987-01-22 WO PCT/US1987/000220 patent/WO1987004538A1/en active IP Right Grant
- 1987-01-22 AU AU70269/87A patent/AU7026987A/en not_active Abandoned
- 1987-01-22 EP EP19870901254 patent/EP0258314B1/en not_active Expired - Lifetime
- 1987-01-22 DE DE87901254T patent/DE3787335T2/de not_active Expired - Lifetime
- 1987-01-22 TR TR7387A patent/TR23181A/xx unknown
- 1987-09-21 NO NO873937A patent/NO173672C/no unknown
- 1987-09-22 FI FI874135A patent/FI100748B/fi not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO1987004538A1 (en) | 1987-07-30 |
NO873937D0 (no) | 1987-09-21 |
BR8705390A (pt) | 1987-12-22 |
ATE94297T1 (de) | 1993-09-15 |
TR23181A (tr) | 1989-06-06 |
DE3787335T2 (de) | 1994-01-05 |
EP0258314A1 (en) | 1988-03-09 |
NO873937L (no) | 1987-11-23 |
EP0258314A4 (en) | 1988-03-30 |
AU7026987A (en) | 1987-08-14 |
US5032738A (en) | 1991-07-16 |
FI100748B (fi) | 1998-02-13 |
EP0258314B1 (en) | 1993-09-08 |
NO173672C (no) | 1994-01-12 |
FI874135A (fi) | 1987-09-22 |
CA1312649C (en) | 1993-01-12 |
NO173672B (no) | 1993-10-04 |
DE3787335D1 (de) | 1993-10-14 |
IN166749B (fi) | 1990-07-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Patent granted |
Owner name: SIEMENS AKTIENGESELLSCHAFT |
|
MA | Patent expired |