EP4071775A4 - Reactor for reducing harmonic waves - Google Patents

Reactor for reducing harmonic waves

Info

Publication number
EP4071775A4
EP4071775A4 EP20954219.0A EP20954219A EP4071775A4 EP 4071775 A4 EP4071775 A4 EP 4071775A4 EP 20954219 A EP20954219 A EP 20954219A EP 4071775 A4 EP4071775 A4 EP 4071775A4
Authority
EP
European Patent Office
Prior art keywords
reactor
harmonic waves
reducing harmonic
reducing
waves
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.)
Pending
Application number
EP20954219.0A
Other languages
German (de)
French (fr)
Other versions
EP4071775A1 (en
Inventor
Wha Jun Cha
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.)
TSE Co Ltd
Original Assignee
TSE Co Ltd
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 TSE Co Ltd filed Critical TSE Co Ltd
Publication of EP4071775A1 publication Critical patent/EP4071775A1/en
Publication of EP4071775A4 publication Critical patent/EP4071775A4/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H01F27/38—Auxiliary core members; Auxiliary coils or windings
    • H01F27/385—Auxiliary core members; Auxiliary coils or windings for reducing harmonics
    • 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
    • H01F27/02—Casings
    • 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
    • H01F27/24—Magnetic cores
    • H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
    • 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
    • H01F27/24—Magnetic cores
    • H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
    • H01F27/263—Fastening parts of the core together
    • 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
    • H01F27/24—Magnetic cores
    • H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
    • H01F27/266—Fastening or mounting the core on casing or support
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2823—Wires
    • H01F27/2828—Construction of conductive connections, of leads
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/29—Terminals; Tapping arrangements for signal 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
    • H01F27/306—Fastening or mounting coils or windings on core, casing or other support
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
    • H01F27/325—Coil bobbins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F37/00—Fixed inductances not covered by group H01F17/00
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils
    • H01F5/04—Arrangements of electric connections to coils, e.g. leads
    • H01F2005/043—Arrangements of electric connections to coils, e.g. leads having multiple pin terminals, e.g. arranged in two parallel lines at both sides of the coil
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils
    • H01F5/04—Arrangements of electric connections to coils, e.g. leads
    • H01F2005/046—Details of formers and pin terminals related to mounting on printed circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Coils Of Transformers For General Uses (AREA)
EP20954219.0A 2020-09-18 2020-09-21 Reactor for reducing harmonic waves Pending EP4071775A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020200120622A KR102421178B1 (en) 2020-09-18 2020-09-18 A Reactor For Decreasing Harmonic
PCT/KR2020/012700 WO2022059823A1 (en) 2020-09-18 2020-09-21 Reactor for reducing harmonic waves

Publications (2)

Publication Number Publication Date
EP4071775A1 EP4071775A1 (en) 2022-10-12
EP4071775A4 true EP4071775A4 (en) 2024-01-24

Family

ID=80777045

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20954219.0A Pending EP4071775A4 (en) 2020-09-18 2020-09-21 Reactor for reducing harmonic waves

Country Status (4)

Country Link
EP (1) EP4071775A4 (en)
KR (1) KR102421178B1 (en)
CN (1) CN114902358A (en)
WO (1) WO2022059823A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1657170A (en) * 1970-06-19 1970-10-08 Philips Industries Limited Inductive devices
GB1326566A (en) * 1970-07-24 1973-08-15 Plessey Co Ltd Wound electrical components
KR200367482Y1 (en) * 2004-08-05 2004-11-10 주식회사 삼립전기 Core of transformer
US20050275498A1 (en) * 2004-06-14 2005-12-15 Yuji Haga Coil bobbin and transformer
JP2020047918A (en) * 2018-09-20 2020-03-26 株式会社タムラ製作所 Coil device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990017745A (en) 1997-08-25 1999-03-15 최진호 Harmonic Current Attenuation Device of Motor
JP2001035732A (en) * 1999-07-21 2001-02-09 Tdk Corp Transformer for switching regulator
JP4888843B2 (en) * 2009-08-24 2012-02-29 Ｔｄｋ株式会社 Trance
KR100996979B1 (en) 2010-04-19 2010-11-26 국제통신공업 주식회사 Magnetic powder block core reactor and it's manufacturing method for uninterruptible power supply
KR101123996B1 (en) * 2010-08-11 2012-03-27 삼성전기주식회사 Transformer and display device using the same
KR102069450B1 (en) * 2018-11-02 2020-01-22 (주)티에스이 Reactor applicable to inverter refrigerator

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1657170A (en) * 1970-06-19 1970-10-08 Philips Industries Limited Inductive devices
GB1326566A (en) * 1970-07-24 1973-08-15 Plessey Co Ltd Wound electrical components
US20050275498A1 (en) * 2004-06-14 2005-12-15 Yuji Haga Coil bobbin and transformer
KR200367482Y1 (en) * 2004-08-05 2004-11-10 주식회사 삼립전기 Core of transformer
JP2020047918A (en) * 2018-09-20 2020-03-26 株式会社タムラ製作所 Coil device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022059823A1 *

Also Published As

Publication number Publication date
CN114902358A (en) 2022-08-12
KR102421178B1 (en) 2022-07-14
EP4071775A1 (en) 2022-10-12
WO2022059823A1 (en) 2022-03-24
KR20220037758A (en) 2022-03-25

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RIC1 Information provided on ipc code assigned before grant

Ipc: H01F 27/28 20060101ALI20231221BHEP

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