JPH0696941A - 部分ギャップ磁気コア装置 - Google Patents
部分ギャップ磁気コア装置Info
- Publication number
- JPH0696941A JPH0696941A JP16065693A JP16065693A JPH0696941A JP H0696941 A JPH0696941 A JP H0696941A JP 16065693 A JP16065693 A JP 16065693A JP 16065693 A JP16065693 A JP 16065693A JP H0696941 A JPH0696941 A JP H0696941A
- Authority
- JP
- Japan
- Prior art keywords
- gap
- core
- magnetic
- inductance
- curve
- 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.)
- Withdrawn
Links
- 239000000463 material Substances 0.000 claims abstract description 8
- 238000004804 winding Methods 0.000 claims description 26
- 238000007688 edging Methods 0.000 claims description 12
- 230000001965 increasing effect Effects 0.000 claims description 10
- 238000005304 joining Methods 0.000 claims description 9
- 230000035699 permeability Effects 0.000 claims description 5
- 230000004907 flux Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000004382 potting Methods 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 3
- 230000008595 infiltration Effects 0.000 claims 2
- 238000001764 infiltration Methods 0.000 claims 2
- 239000012466 permeate Substances 0.000 claims 1
- 239000011162 core material Substances 0.000 abstract description 88
- 230000013011 mating Effects 0.000 abstract description 26
- 230000008878 coupling Effects 0.000 abstract description 7
- 238000010168 coupling process Methods 0.000 abstract description 7
- 238000005859 coupling reaction Methods 0.000 abstract description 7
- 238000010438 heat treatment Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000001976 improved effect Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 20
- 230000007423 decrease Effects 0.000 description 14
- 238000013459 approach Methods 0.000 description 7
- 239000004020 conductor Substances 0.000 description 6
- 230000009021 linear effect Effects 0.000 description 6
- 230000009467 reduction Effects 0.000 description 6
- 235000012771 pancakes Nutrition 0.000 description 5
- 229910000859 α-Fe Inorganic materials 0.000 description 5
- 229910001035 Soft ferrite Inorganic materials 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229920006037 cross link polymer Polymers 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004836 empirical method Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012886 linear function Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- WJZHMLNIAZSFDO-UHFFFAOYSA-N manganese zinc Chemical compound [Mn].[Zn] WJZHMLNIAZSFDO-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 description 1
- 230000009022 nonlinear effect Effects 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US90812992A | 1992-07-02 | 1992-07-02 | |
| US908129 | 1992-07-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0696941A true JPH0696941A (ja) | 1994-04-08 |
Family
ID=25425246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16065693A Withdrawn JPH0696941A (ja) | 1992-07-02 | 1993-06-30 | 部分ギャップ磁気コア装置 |
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 (3)
| 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 |
| JP2014090069A (ja) * | 2012-10-30 | 2014-05-15 | Nec Tokin Corp | リアクトル |
| JP2015023158A (ja) * | 2013-07-19 | 2015-02-02 | Ｎｅｃトーキン株式会社 | リアクトル及び直流電圧変換装置 |
Families Citing this family (65)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US7898379B1 (en) | 2002-12-13 | 2011-03-01 | 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 |
| 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 |
| 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 |
Family Cites Families (7)
| 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 |
| DE2658456C2 (de) * | 1976-12-23 | 1984-02-16 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Zweiteiliger Magnet |
| 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 |
-
1993
- 1993-05-17 CA CA 2096358 patent/CA2096358A1/en not_active Abandoned
- 1993-06-24 EP EP93304935A patent/EP0577334A2/en not_active Withdrawn
- 1993-06-30 JP JP16065693A patent/JPH0696941A/ja not_active Withdrawn
Cited By (4)
| 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 |
| US6232864B1 (en) | 1994-12-16 | 2001-05-15 | Hitachi Metals, Ltd. | Gap-providing ferrite core half and method for producing same |
| JP2014090069A (ja) * | 2012-10-30 | 2014-05-15 | Nec Tokin Corp | リアクトル |
| JP2015023158A (ja) * | 2013-07-19 | 2015-02-02 | Ｎｅｃトーキン株式会社 | リアクトル及び直流電圧変換装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0577334A2 (en) | 1994-01-05 |
| EP0577334A3 (enrdf_load_stackoverflow) | 1994-02-23 |
| CA2096358A1 (en) | 1994-01-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A300 | Withdrawal of application because of no request for examination |
Free format text: JAPANESE INTERMEDIATE CODE: A300 Effective date: 20000905 |