EP0577334A3 - - Google Patents

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Publication number
EP0577334A3
EP0577334A3 EP19930304935 EP93304935A EP0577334A3 EP 0577334 A3 EP0577334 A3 EP 0577334A3 EP 19930304935 EP19930304935 EP 19930304935 EP 93304935 A EP93304935 A EP 93304935A EP 0577334 A3 EP0577334 A3 EP 0577334A3
Authority
EP
European Patent Office
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.)
Withdrawn
Application number
EP19930304935
Other versions
EP0577334A2 (en
Inventor
Apurba Roy
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AT&T Corp
Original Assignee
American Telephone and Telegraph Co Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by American Telephone and Telegraph Co Inc filed Critical American Telephone and Telegraph Co Inc
Publication of EP0577334A2 publication Critical patent/EP0577334A2/en
Publication of EP0577334A3 publication Critical patent/EP0577334A3/xx
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • H01F3/14—Constrictions; Gaps, e.g. air-gaps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/346—Preventing or reducing leakage fields
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/02—Adaptations of transformers or inductances for specific applications or functions for non-linear operation
    • H01F38/023—Adaptations of transformers or inductances for specific applications or functions for non-linear operation of inductances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F2027/348—Preventing eddy currents

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Coils Or Transformers For Communication (AREA)
EP93304935A 1992-07-02 1993-06-24 Partial gap magnetic core apparatus Withdrawn EP0577334A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US90812992A 1992-07-02 1992-07-02
US908129 1992-07-02

Publications (2)

Publication Number Publication Date
EP0577334A2 EP0577334A2 (en) 1994-01-05
EP0577334A3 true EP0577334A3 (enrdf_load_stackoverflow) 1994-02-23

Family

ID=25425246

Family Applications (1)

Application Number Title Priority Date Filing Date
EP93304935A Withdrawn EP0577334A2 (en) 1992-07-02 1993-06-24 Partial gap magnetic core apparatus

Country Status (3)

Country Link
EP (1) EP0577334A2 (enrdf_load_stackoverflow)
JP (1) JPH0696941A (enrdf_load_stackoverflow)
CA (1) CA2096358A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8847722B2 (en) 2002-12-13 2014-09-30 Volterra Semiconductor Corporation Method for making magnetic components with N-phase coupling, and related inductor structures

Families Citing this family (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5816894A (en) 1994-12-16 1998-10-06 Hitachi Metals, Ltd. Gap-providing ferrite core half and method for producing same
DE19528185A1 (de) * 1995-08-01 1997-02-06 Thomson Brandt Gmbh Transformator
GB2367192B (en) * 2000-09-01 2003-11-05 Minebea Electronics A method of designing an inductor
US6774758B2 (en) 2002-09-11 2004-08-10 Kalyan P. Gokhale Low harmonic rectifier circuit
US8237530B2 (en) 2009-08-10 2012-08-07 Volterra Semiconductor Corporation Coupled inductor with improved leakage inductance control
US8299885B2 (en) 2002-12-13 2012-10-30 Volterra Semiconductor Corporation Method for making magnetic components with M-phase coupling, and related inductor structures
US7965165B2 (en) 2002-12-13 2011-06-21 Volterra Semiconductor Corporation Method for making magnetic components with M-phase coupling, and related inductor structures
US8102233B2 (en) 2009-08-10 2012-01-24 Volterra Semiconductor Corporation Coupled inductor with improved leakage inductance control
US7498920B2 (en) 2002-12-13 2009-03-03 Volterra Semiconductor Corporation Method for making magnetic components with N-phase coupling, and related inductor structures
US7352269B2 (en) 2002-12-13 2008-04-01 Volterra Semiconductor Corporation Method for making magnetic components with N-phase coupling, and related inductor structures
US11881814B2 (en) 2005-12-05 2024-01-23 Solaredge Technologies Ltd. Testing of a photovoltaic panel
US10693415B2 (en) 2007-12-05 2020-06-23 Solaredge Technologies Ltd. Testing of a photovoltaic panel
DE102006034258A1 (de) * 2006-07-18 2008-01-24 Würth Elektronik eiSos Gmbh & Co. KG Spulenanordnung
US8384243B2 (en) 2007-12-04 2013-02-26 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US11569659B2 (en) 2006-12-06 2023-01-31 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US9088178B2 (en) 2006-12-06 2015-07-21 Solaredge Technologies Ltd Distributed power harvesting systems using DC power sources
US11735910B2 (en) 2006-12-06 2023-08-22 Solaredge Technologies Ltd. Distributed power system using direct current power sources
US9112379B2 (en) 2006-12-06 2015-08-18 Solaredge Technologies Ltd. Pairing of components in a direct current distributed power generation system
US12316274B2 (en) 2006-12-06 2025-05-27 Solaredge Technologies Ltd. Pairing of components in a direct current distributed power generation system
US11309832B2 (en) 2006-12-06 2022-04-19 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US8473250B2 (en) 2006-12-06 2013-06-25 Solaredge, Ltd. Monitoring of distributed power harvesting systems using DC power sources
US8947194B2 (en) 2009-05-26 2015-02-03 Solaredge Technologies Ltd. Theft detection and prevention in a power generation system
US8319471B2 (en) 2006-12-06 2012-11-27 Solaredge, Ltd. Battery power delivery module
US8816535B2 (en) 2007-10-10 2014-08-26 Solaredge Technologies, Ltd. System and method for protection during inverter shutdown in distributed power installations
US8963369B2 (en) 2007-12-04 2015-02-24 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US8013472B2 (en) 2006-12-06 2011-09-06 Solaredge, Ltd. Method for distributed power harvesting using DC power sources
US8319483B2 (en) 2007-08-06 2012-11-27 Solaredge Technologies Ltd. Digital average input current control in power converter
US11855231B2 (en) 2006-12-06 2023-12-26 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US11687112B2 (en) 2006-12-06 2023-06-27 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US11296650B2 (en) 2006-12-06 2022-04-05 Solaredge Technologies Ltd. System and method for protection during inverter shutdown in distributed power installations
US9130401B2 (en) 2006-12-06 2015-09-08 Solaredge Technologies Ltd. Distributed power harvesting systems using DC power sources
US11888387B2 (en) 2006-12-06 2024-01-30 Solaredge Technologies Ltd. Safety mechanisms, wake up and shutdown methods in distributed power installations
US8618692B2 (en) 2007-12-04 2013-12-31 Solaredge Technologies Ltd. Distributed power system using direct current power sources
WO2009073867A1 (en) 2007-12-05 2009-06-11 Solaredge, Ltd. Parallel connected inverters
US8049523B2 (en) 2007-12-05 2011-11-01 Solaredge Technologies Ltd. Current sensing on a MOSFET
EP3496258B1 (en) 2007-12-05 2025-02-05 Solaredge Technologies Ltd. Safety mechanisms in distributed power installations
US9291696B2 (en) 2007-12-05 2016-03-22 Solaredge Technologies Ltd. Photovoltaic system power tracking method
US11264947B2 (en) 2007-12-05 2022-03-01 Solaredge Technologies Ltd. Testing of a photovoltaic panel
CN102007553B (zh) 2008-03-14 2012-12-12 沃特拉半导体公司 M相耦合的磁元件以及相关的电感结构
WO2009118683A2 (en) 2008-03-24 2009-10-01 Solaredge Technolgies Ltd. Zero voltage switching
WO2009136358A1 (en) 2008-05-05 2009-11-12 Solaredge Technologies Ltd. Direct current power combiner
GB2463503A (en) * 2008-09-16 2010-03-17 Cambridge Semiconductor Ltd Crossed ridges in a gap of a ferrite core arrangement
US9019063B2 (en) 2009-08-10 2015-04-28 Volterra Semiconductor Corporation Coupled inductor with improved leakage inductance control
US12418177B2 (en) 2009-10-24 2025-09-16 Solaredge Technologies Ltd. Distributed power system using direct current power sources
US10673222B2 (en) 2010-11-09 2020-06-02 Solaredge Technologies Ltd. Arc detection and prevention in a power generation system
US10673229B2 (en) 2010-11-09 2020-06-02 Solaredge Technologies Ltd. Arc detection and prevention in a power generation system
GB2485527B (en) 2010-11-09 2012-12-19 Solaredge Technologies Ltd Arc detection and prevention in a power generation system
US10230310B2 (en) 2016-04-05 2019-03-12 Solaredge Technologies Ltd Safety switch for photovoltaic systems
GB2486408A (en) 2010-12-09 2012-06-20 Solaredge Technologies Ltd Disconnection of a string carrying direct current
GB2483317B (en) 2011-01-12 2012-08-22 Solaredge Technologies Ltd Serially connected inverters
US8570005B2 (en) 2011-09-12 2013-10-29 Solaredge Technologies Ltd. Direct current link circuit
GB2496163B (en) 2011-11-03 2015-11-11 Enecsys Ltd Transformer construction
GB2498365A (en) 2012-01-11 2013-07-17 Solaredge Technologies Ltd Photovoltaic module
GB2498790A (en) 2012-01-30 2013-07-31 Solaredge Technologies Ltd Maximising power in a photovoltaic distributed power system
US9853565B2 (en) 2012-01-30 2017-12-26 Solaredge Technologies Ltd. Maximized power in a photovoltaic distributed power system
GB2498791A (en) 2012-01-30 2013-07-31 Solaredge Technologies Ltd Photovoltaic panel circuitry
GB2499991A (en) 2012-03-05 2013-09-11 Solaredge Technologies Ltd DC link circuit for photovoltaic array
US10115841B2 (en) 2012-06-04 2018-10-30 Solaredge Technologies Ltd. Integrated photovoltaic panel circuitry
JP6084433B2 (ja) * 2012-10-30 2017-02-22 Ｎｅｃトーキン株式会社 リアクトル
US9548619B2 (en) 2013-03-14 2017-01-17 Solaredge Technologies Ltd. Method and apparatus for storing and depleting energy
US9941813B2 (en) 2013-03-14 2018-04-10 Solaredge Technologies Ltd. High frequency multi-level inverter
EP4318001A3 (en) 2013-03-15 2024-05-01 Solaredge Technologies Ltd. Bypass mechanism
JP6674726B2 (ja) * 2013-07-19 2020-04-01 株式会社トーキン リアクトル及び直流電圧変換装置
US9318974B2 (en) 2014-03-26 2016-04-19 Solaredge Technologies Ltd. Multi-level inverter with flying capacitor topology
US12057807B2 (en) 2016-04-05 2024-08-06 Solaredge Technologies Ltd. Chain of power devices
US11177663B2 (en) 2016-04-05 2021-11-16 Solaredge Technologies Ltd. Chain of power devices
US11018623B2 (en) 2016-04-05 2021-05-25 Solaredge Technologies Ltd. Safety switch for photovoltaic systems

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1876451A (en) * 1932-09-06 r gurtler
DE922423C (de) * 1942-08-21 1955-01-17 Aeg Transformator oder Drosselspule mit im oberen Teil stark abgeflachter Strom-Spannungs-Kennlinie
US3793557A (en) * 1972-07-17 1974-02-19 Berkey Colortran Dimmer circuit and gapped core inductor useful therewith
US4047138A (en) * 1976-05-19 1977-09-06 General Electric Company Power inductor and transformer with low acoustic noise air gap
DE2658456A1 (de) * 1976-12-23 1978-06-29 Licentia Gmbh Zweiteiliger magnetkern
DE2701558A1 (de) * 1977-01-15 1978-07-20 Vogt Gmbh & Co Kg Ringkern aus ferrit fuer drosselspulen mit nichtlinearem verlauf der permeabilitaet
DE3622190A1 (de) * 1986-03-14 1988-01-07 Philips Patentverwaltung Spulenkern

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1876451A (en) * 1932-09-06 r gurtler
DE922423C (de) * 1942-08-21 1955-01-17 Aeg Transformator oder Drosselspule mit im oberen Teil stark abgeflachter Strom-Spannungs-Kennlinie
US3793557A (en) * 1972-07-17 1974-02-19 Berkey Colortran Dimmer circuit and gapped core inductor useful therewith
US4047138A (en) * 1976-05-19 1977-09-06 General Electric Company Power inductor and transformer with low acoustic noise air gap
DE2658456A1 (de) * 1976-12-23 1978-06-29 Licentia Gmbh Zweiteiliger magnetkern
DE2701558A1 (de) * 1977-01-15 1978-07-20 Vogt Gmbh & Co Kg Ringkern aus ferrit fuer drosselspulen mit nichtlinearem verlauf der permeabilitaet
DE3622190A1 (de) * 1986-03-14 1988-01-07 Philips Patentverwaltung Spulenkern

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8847722B2 (en) 2002-12-13 2014-09-30 Volterra Semiconductor Corporation Method for making magnetic components with N-phase coupling, and related inductor structures

Also Published As

Publication number Publication date
EP0577334A2 (en) 1994-01-05
JPH0696941A (ja) 1994-04-08
CA2096358A1 (en) 1994-01-03

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