WO2013150103A1 - Noyau permettant d'obtenir de manière simple des propriétés d'atténuation en mode commun dans des appareils de commande - Google Patents

Noyau permettant d'obtenir de manière simple des propriétés d'atténuation en mode commun dans des appareils de commande Download PDF

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Publication number
WO2013150103A1
WO2013150103A1 PCT/EP2013/057114 EP2013057114W WO2013150103A1 WO 2013150103 A1 WO2013150103 A1 WO 2013150103A1 EP 2013057114 W EP2013057114 W EP 2013057114W WO 2013150103 A1 WO2013150103 A1 WO 2013150103A1
Authority
WO
WIPO (PCT)
Prior art keywords
core
damping element
common
damping
che
Prior art date
Application number
PCT/EP2013/057114
Other languages
German (de)
English (en)
Inventor
Jörg Dammköhler
Joachim Hannappel
Original Assignee
Continental Automotive Gmbh
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 Continental Automotive Gmbh filed Critical Continental Automotive Gmbh
Publication of WO2013150103A1 publication Critical patent/WO2013150103A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/04—Fixed inductances of the signal type  with magnetic core
    • H01F17/06—Fixed inductances of the signal type  with magnetic core with core substantially closed in itself, e.g. toroid
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H01F2017/0093—Common mode choke coil
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/04—Fixed inductances of the signal type  with magnetic core
    • H01F17/06—Fixed inductances of the signal type  with magnetic core with core substantially closed in itself, e.g. toroid
    • H01F2017/065—Core mounted around conductor to absorb noise, e.g. EMI filter

Definitions

  • the invention relates to a damping element for damping gleichzuakteten electromagnetic interference and the use of the damping element according to the invention in conjunction with electrical conductors.
  • Such common-mode coils are or contain, especially in systems with high power requirements, large and therefore also expensive and correspondingly difficult to process components (eg exudes soldering due to the massive An ⁇ conclusions and must be replaced by other connection technologies such as welding) ,
  • wound C mmon-mode coils (with solid leads) were used. Such a coil is shown in FIG.
  • embedded chokes took place, as shown in FIG.
  • the object of the invention is therefore to show a damping element for damping common-mode interference, which is simple and inexpensive to produce.
  • the object is achieved according to a damping element of egg ⁇ nem core having a passage through which a part of electrical conductors is feasible, and having a magnetizable material.
  • the invention is based on the principles of the attenuation of the common mode disturbances and the same clock electromagnetic interference by the attachment of the core, which comprises a magnetizable material, to realize a part of elekt ⁇ step ladders.
  • the core which comprises a magnetizable material
  • Under an electrical conductor are, for example, plug leadframes or conductor to understand plates.
  • the core acts like a coil with a winding.
  • the core may be composed of several materials, wherein it always has a proportion of a magnetizable material.
  • the core consists of a like ⁇ netisierbaren material.
  • an embodiment of the damping element according to the invention is preferred in which the core has a material with a relative permeability value y r >> 1. Furthermore, an embodiment of the damping element according to the invention is preferred in which the core comprises a material made of ferrite.
  • the materials are particularly suitable for attenuation of equally-pulsed electromagnetic interference.
  • Other essential properties of the material are the course of the ⁇ ⁇ value on frequency, temperature, the course of the core loss over frequency and temperature, the course of the impedance, the saturation behavior of the core and the behavior of the ⁇ ⁇ value in the bias.
  • damping element according to the invention has proved to be advantageous in which the core has an oval, elliptical, circular or rectangular, base surface, preferably with rounded corners.
  • Another aspect of the invention comprises the use of a damping element according to any one of the above embodiments for attenuating the same clock electromagnetic interference in the Runaway by the damping element ⁇ lead conductors.
  • the damping element is preferred, in which the electrical conductors in the form of a leadframe Ste- ckers or a printed circuit board of a control device for a power steering of a motor vehicle are formed.
  • ECU electronice control unit
  • Fig. 3 shows an embodiment of the invention
  • Fig. 4 shows the use of the embodiment with a
  • Plug assembly of a control unit for a Lenk ⁇ help a motor vehicle
  • Fig. 5 shows the use of the embodiment with a
  • FIG. 3 shows a damping element 1 for damping
  • the core 2 has a magnetizable material.
  • the core 2 is made of a material having a nanocrystalline structure.
  • the core 2 of the Dämp ⁇ tion element 1 ferrite, a soft magnetic material or a material having a relative permeability value y r >> 1 has.
  • the core 2 has an oval base 4, wherein in the middle of the base of the passage 3 is arranged.
  • the base may alternatively be elliptical, circular, rectangular, or other complex shape, may be formed with or without rounded corners.
  • Figure 4 shows the use of the damping element 1 in egg ⁇ ner plug assembly 22 of a control device of a power steering for motor vehicles.
  • a circuit board (not shown in Figure 4), which is connected via the pins 24 with the leadframe plugs 20a, 20b.
  • the housing 21 In an oval-shaped portion of the housing 21 are connectors through which the controller is connected to peripheral devices.
  • the leadframe connector 20a, 20b are for this purpose through the passage 3 of the core. 2 pushed through or performed.
  • the core 2 comprises a ⁇ assembled state a part or portion of the lead frame connector 20a, 20b. In this way, the core 2 acts at a current flow through the leadframe connector 20a, 20b as a coil with a winding and attenuates the common mode Störun ⁇ conditions that can appear in the controller.
  • the lateral surface 5 of the core 2 is enclosed by a wall section 23 of the housing 21, so that the core is firmly fixed by the leadframe connector 20 and the wall section 23.
  • FIG. 5 Another example of Dämp ⁇ Fung elements 1 according to the invention is shown in FIG. 5
  • part of a printed circuit board is performed through the passage 3 26, so that the core 2 is arranged comprising in the installed state the part to the printed circuit board 26th
  • the circuit board 26 has a plurality of electrical components 27, such as. Microprocessors, resistors, transistors, diodes, or the like. on, which are interconnected by interconnects.
  • the strip conductors also run in sections through the passage 3 of the core.
  • the core 3 is dimensioned so that the part of the circuit board 26 can be performed with a slight clearance through the passage 3.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)

Abstract

L'invention concerne un élément atténuateur (1) servant à atténuer des parasites électromagnétiques synchrones, comprenant un noyau (2) qui présente un passage (3) au moyen duquel le noyau (2) peut être fixé sur un sous-ensemble d'un appareil de commande (20) et qui contient un matériau magnétisable.
PCT/EP2013/057114 2012-04-04 2013-04-04 Noyau permettant d'obtenir de manière simple des propriétés d'atténuation en mode commun dans des appareils de commande WO2013150103A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012205514 2012-04-04
DE102012205514.2 2012-04-04

Publications (1)

Publication Number Publication Date
WO2013150103A1 true WO2013150103A1 (fr) 2013-10-10

Family

ID=48092937

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2013/057114 WO2013150103A1 (fr) 2012-04-04 2013-04-04 Noyau permettant d'obtenir de manière simple des propriétés d'atténuation en mode commun dans des appareils de commande

Country Status (2)

Country Link
DE (1) DE102013205977A1 (fr)
WO (1) WO2013150103A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023186323A1 (fr) * 2022-04-01 2023-10-05 HELLA GmbH & Co. KGaA Unité de commande électronique destinée à être utilisée dans un système de direction assistée électrique d'un véhicule

Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0371434A1 (fr) * 1988-12-01 1990-06-06 VOGT electronic Aktiengesellschaft Bobine de choc antiparasite multipole notamment pour lignes de données à plusieurs transmissions
US4970476A (en) * 1988-09-29 1990-11-13 Kitagawa Industries Company Ltd. Electric noise absorber using a granular or liquid magnetic substance
GB2251735A (en) * 1990-11-29 1992-07-15 Mitsubishi Electric Corp Rectifier
GB2253006A (en) * 1991-02-20 1992-08-26 Kitagawa Ind Co Ltd A fixing device for a noise absorber
DE29622742U1 (de) * 1996-04-09 1997-05-07 Bintec Computersysteme Gmbh Elektronisches Gerät zur Verarbeitung und/oder Übertragung von elektrischen Signalen
US6147928A (en) * 1998-03-10 2000-11-14 Tdk Corporation Anti-noise component for flat cable
US6268787B1 (en) * 1998-12-04 2001-07-31 Tdk Corporation Ferrite-core housing case anti-noise component wire harness and electronic equipment
US20040113742A1 (en) * 2002-08-30 2004-06-17 Hitachi Metals, Ltd. Ferrite core, CATV equipment and bi-directional CATV system
DE202004010463U1 (de) * 2004-07-02 2004-09-09 Shih, Hsueh-Ming Wellenfilterbaugruppe
US20060232354A1 (en) * 2005-04-14 2006-10-19 International Business Machines Corporation Variable reluctance ferrite core
US20070115087A1 (en) * 2005-11-23 2007-05-24 Delta Electronics Inc. Inductor and fabricating method thereof
US20080150667A1 (en) * 2006-12-22 2008-06-26 Asustek Computer Inc. Signal distributing inductor
US20080246577A1 (en) * 2002-12-13 2008-10-09 Volterra Semiconductor Corporation Method For Making Magnetic Components With N-Phase Coupling, And Related Inductor Structures
US20090277571A1 (en) * 2006-05-16 2009-11-12 Hitachi Metals, Ltd. Transformer core and its manufacturing method
EP2120295A2 (fr) * 2008-05-15 2009-11-18 SEMIKRON Elektronik GmbH & Co. KG Agencement doté d'une plaquette, d'un connecteur enfichable et d'un noyau en ferrite
US20100109826A1 (en) * 2007-01-24 2010-05-06 Sumida Corporation Inductor
EP2407982A2 (fr) * 2010-07-16 2012-01-18 Rockwell Automation Technologies, Inc. Dispositif magnétique en mode commun pour structure de bus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0615260B1 (fr) * 1993-03-12 2002-01-02 Matsushita Electric Industrial Co., Ltd. Filtre de ligne
JP3233313B2 (ja) * 1993-07-21 2001-11-26 日立金属株式会社 パルス減衰特性に優れたナノ結晶合金の製造方法
JP3063619B2 (ja) * 1996-05-20 2000-07-12 株式会社村田製作所 チョークコイル
DE102005012656A1 (de) * 2005-03-18 2006-06-14 Siemens Ag Umrichtergespeiste Drehstrommaschine

Patent Citations (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4970476A (en) * 1988-09-29 1990-11-13 Kitagawa Industries Company Ltd. Electric noise absorber using a granular or liquid magnetic substance
EP0371434A1 (fr) * 1988-12-01 1990-06-06 VOGT electronic Aktiengesellschaft Bobine de choc antiparasite multipole notamment pour lignes de données à plusieurs transmissions
GB2251735A (en) * 1990-11-29 1992-07-15 Mitsubishi Electric Corp Rectifier
GB2253006A (en) * 1991-02-20 1992-08-26 Kitagawa Ind Co Ltd A fixing device for a noise absorber
DE29622742U1 (de) * 1996-04-09 1997-05-07 Bintec Computersysteme Gmbh Elektronisches Gerät zur Verarbeitung und/oder Übertragung von elektrischen Signalen
US6147928A (en) * 1998-03-10 2000-11-14 Tdk Corporation Anti-noise component for flat cable
US6268787B1 (en) * 1998-12-04 2001-07-31 Tdk Corporation Ferrite-core housing case anti-noise component wire harness and electronic equipment
US20040113742A1 (en) * 2002-08-30 2004-06-17 Hitachi Metals, Ltd. Ferrite core, CATV equipment and bi-directional CATV system
US20080246577A1 (en) * 2002-12-13 2008-10-09 Volterra Semiconductor Corporation Method For Making Magnetic Components With N-Phase Coupling, And Related Inductor Structures
DE202004010463U1 (de) * 2004-07-02 2004-09-09 Shih, Hsueh-Ming Wellenfilterbaugruppe
US20060232354A1 (en) * 2005-04-14 2006-10-19 International Business Machines Corporation Variable reluctance ferrite core
US20070115087A1 (en) * 2005-11-23 2007-05-24 Delta Electronics Inc. Inductor and fabricating method thereof
US20090277571A1 (en) * 2006-05-16 2009-11-12 Hitachi Metals, Ltd. Transformer core and its manufacturing method
US20080150667A1 (en) * 2006-12-22 2008-06-26 Asustek Computer Inc. Signal distributing inductor
US20100109826A1 (en) * 2007-01-24 2010-05-06 Sumida Corporation Inductor
EP2120295A2 (fr) * 2008-05-15 2009-11-18 SEMIKRON Elektronik GmbH & Co. KG Agencement doté d'une plaquette, d'un connecteur enfichable et d'un noyau en ferrite
EP2407982A2 (fr) * 2010-07-16 2012-01-18 Rockwell Automation Technologies, Inc. Dispositif magnétique en mode commun pour structure de bus

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