EP2395518A1 - Boîtier destiné au montage de noyaux magnétiques cylindriques, ayants des entrefers, pour des composants inductifs - Google Patents

Boîtier destiné au montage de noyaux magnétiques cylindriques, ayants des entrefers, pour des composants inductifs Download PDF

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Publication number
EP2395518A1
EP2395518A1 EP10005933A EP10005933A EP2395518A1 EP 2395518 A1 EP2395518 A1 EP 2395518A1 EP 10005933 A EP10005933 A EP 10005933A EP 10005933 A EP10005933 A EP 10005933A EP 2395518 A1 EP2395518 A1 EP 2395518A1
Authority
EP
European Patent Office
Prior art keywords
core
housing
ribs
disks
housing according
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.)
Granted
Application number
EP10005933A
Other languages
German (de)
English (en)
Other versions
EP2395518B1 (fr
EP2395518B8 (fr
Inventor
Christof Gulden
Wilhelm KRÄMER
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.)
Sts Spezial- Trasformatoren- Stockach & Co GmbH
Original Assignee
Sts Spezial- Trasformatoren- Stockach & Co 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 Sts Spezial- Trasformatoren- Stockach & Co GmbH filed Critical Sts Spezial- Trasformatoren- Stockach & Co GmbH
Priority to EP10005933.6A priority Critical patent/EP2395518B8/fr
Priority to ES10005933T priority patent/ES2432492T3/es
Priority to DK10005933.6T priority patent/DK2395518T3/da
Priority to PL10005933T priority patent/PL2395518T3/pl
Publication of EP2395518A1 publication Critical patent/EP2395518A1/fr
Publication of EP2395518B1 publication Critical patent/EP2395518B1/fr
Application granted granted Critical
Publication of EP2395518B8 publication Critical patent/EP2395518B8/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H01F27/02—Casings
    • H01F27/022—Encapsulation
    • 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
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/005—Impregnating or encapsulating

Definitions

  • the invention relates to a housing for the construction of air gap split magnetic core columns for inductive components, in particular for chokes, transformer transformers, converters, and similar inductive components.
  • the bobbins of these chokes are usually thin-walled cylinders, they carry one or more windings of a choke, a transformer or a transformer.
  • bobbin or insulating cylinder are produced for example by injection molding or extrusion molding, wherein the bobbin is designed as a hollow cylinder, in which, for example, magnetic cores are used.
  • wound coil body which are formed into insulating cylinders.
  • cores for chokes are formed, for example, columnar and consist of one or more bonded together core parts and core disks, which are separated by so-called "air gaps", z. B. in the form of spacers made of insulating material, are separated from each other.
  • these core columns were made of z.
  • the purpose of these air gaps is to design and optimize the electromagnetic properties of the choke coils, so that the highest possible amounts of magnetic energy are stored in the air gap spaces, but the stray fields outside the air gaps or the insides of the windings are still kept low.
  • the "air gap spaces" to serve individual core parts or discs, mechanically with each other To connect, in particular to bridge the so-called air gaps with adhesive-coated discs.
  • the invention was u. a.
  • the object of the invention to design a housing for magnetic core columns so that inductive components with multi-part, separated by air gaps core disks or core parts, can be realized more easily and inexpensively.
  • the housing is designed as a so-called grid housing with grid shell, grid or even a grid casting.
  • the grid housing forms chambers for receiving core disks or core parts, which together form the magnetic core.
  • z. B. with a corresponding outer housing or a novel tub housing, two or more of these grid housing hereinafter called screen shells, be assembled into a complex inductive component.
  • the grid housing is used to build a simple inductive component with a magnetic core.
  • a corresponding outer housing or tub housing two or more of these grid housing can be combined to form a larger inductive component.
  • the grid shells, grid strips, grid casings according to the invention comprise at least one elongated hollow body, on the inner lateral surfaces of which a plurality of ribs, nubs or other configurations, which project radially into the interior space, e.g. Grooves with intermediate layers, are arranged, wherein the part-inner spaces are divided by ribs, corrugated surfaces, even axially bendable knobs, or benefits virtually in several to many axially juxtaposed chambers for receiving core disks and core parts.
  • the hollow bodies of the grid shells consist of two axially divided half-shells, each core part or each core disk being characterized by at least one circularly arranged rib or knob arrangement or other configurations, such as e.g. Grooves in which the core disks or core parts are held, is separated from an adjacent core disk or a core part.
  • the chambers are either formed by the formed on the inner lateral surfaces of the grid housing, radially projecting into the interior ribs or rib projections or nubs, or by formed in the inner wall of the grid housing grooves with intermediate layers.
  • the ribs or rib projections or nubs or the intermediate layers at least partially define the required air gaps between the core disks or core parts.
  • the grid shells are constructed symmetrically, d. H.
  • semi-cylindrical, rectangular or other shaped cavities are formed in the interior of the two housing half-shells, in which core disks or differently shaped part cores can be accommodated in the manner necessary for the respective type of inductive component.
  • An attached hollow body of z. B. two half-shells forms several or many partial grid spaces, for example, cylindrical chambers but also other geometric, z.
  • the disks or core parts are inserted into the chambers of the first half-raster half-shell and closed by the second half-raster shell. This eliminates the need for stacking, in which, for example, core disks had to be glued one atop the other.
  • grid shells according to the invention can also be used, for example, for the packaging of core disks or other core parts.
  • the individual discs or core parts can be inserted at the manufacturer in grid shells. They are protected for transport in the same quality as before. Ie. both sides, d. H. Nuclear material manufacturers and throttle manufacturers benefit from this type of shared production.
  • the manufacturer of the core material can package the parts quickly and in a volume-saving way.
  • the throttle manufacturer receives without additional effort stacked core columns and needs them only by casting with suitable casting compounds to become core pillars.
  • the remaining hollows can be filled with low-viscosity adhesive resin.
  • standard resins can also be used if the core columns are evacuated after filling with more viscous resin or another filling compound.
  • yokes with thin resins but also standard Aus shellmassen is filled.
  • Vergussmassen preferably with lower coefficients of thermal expansion. The penetration of the potting compounds in the cavities to be filled can be supported by evacuating the cavities.
  • the following described embodiments of the invention relate e.g. on housings for the construction of coils for chokes whose magnetic circuits consist of largely standardized soft magnetic materials or ferrite materials, such as core disks and yokes. Furthermore, the invention relates to packages for the construction of coils for chokes whose magnetic circuits are composed of yokes and core parts of non-standard magnetic materials, d. H. where optimizations have been made to the yokes and core parts, washers and outer casings to better capture the core ideas and secondary innovations.
  • the Figures 1 and 1a show a plan view and a section through a so-called grid half-shell 1a.
  • the halftone half shell 1a is designed in the form of a thin-walled half-cylinder and has a continuous axially-flat groove recess 2, cf. also FIG. 18 , Left and right of the groove 2 are z.
  • the individual chambers 3b are in the longitudinal direction of the housing half shell Fig. 1a arranged one behind the other.
  • the ribs / lugs 3, 3a or grooves on the inner circumference of the housing half-shell 1a are arranged, preferably in pairs in the form of, for example, circular segments.
  • FIGS. 2 to 2c show cross sections through half-shells 1a, 1b and the joining examples show Fig. 2b and 2c ,
  • FIG. 2 the side view of the outside of a half-raster shell 1 a is shown.
  • the ribs / lugs 3, 3a are preferably designed as rigid ribs or rib projections which are connected to the inner wall of the housing half shell 1a, 1b.
  • FIG. 2a shows a section through the screen half-shell 1a in the region of the rigid ribs 3.
  • the ribs 3, 4 are each separated from each other by the recess of the flat circular groove 2 and preferably formed in pairs.
  • FIG. 2b shows an isometric view of a housing half-shell with rigid ribs 3 bending until shearing suitable corrugated fins 4 or nubs 4a in Fig. 5c ,
  • the bendable or compressible ribs or nubs 4, 4a are preferably arranged on the respective outer parts of the grid shells 1 a, 1 b.
  • each grid housing half shell 1 a has a continuous frame 2 in Fig. 2b, c , And a continuous groove 7, with which this can be connected to another identical housing half-shell 1 b to a complete cylindrical housing 1.
  • FIG. 5e shows reduced air gaps 37 in the tensioned state.
  • FIGS 5g (1), (2) show as an alternative to the above an elastic intermediate layer 78, 79, 80, in the form of a compressible and extensible thin plate, which can be used instead of or in addition to bendable ribs 4 or nubs 4a, for example according to Figure 19d ,
  • FIGS. 3 and 3a show a view or a section through a half-raster shell 1 a with inserted core disks 9 as a magnetic core column.
  • the screen half-shell 1a comprises ribs 3, 4 or rib projections, nubs 4a, cf. Fig. 5 ff.
  • the core parts for. B. in the form of core disks 9, inserted, wherein the plus-tolerance diameter of the core disks 9 are smaller than the inner diameter of two grid halves 1 a, 1 b, which are also joined together, or also hinge-closed halves of the grid Fig. 5h to 5k ,
  • the "thicknesses" or “heights” of the core disks 9 are slightly smaller than the minimum diameter and axial dimensions of the grid chambers 3b, so the distance between ribs, rib projections and nubs 3 to 3 or 3 to 4.
  • the grid shell is the first a closed with a second grid shell 1 b, 19 d or analogous to the Figures 5h or 5k folded by means of a hinge 52. This eliminates the need for conventional stacking operations where core disks / parts need to be stacked and glued together piece by piece.
  • the described technique of inserting the core parts 9 in the half-shells 1a, b is much more efficient and precise than the stacking of individual core disks or core parts, even if stacking techniques are automated or semi-automated or were.
  • the effort for merging the core parts 9 reduces to simple and short-term insertion operations of the core parts 9 in the chambers 3b of the half-raster shell 1a and the adhesive bonding of the second housing half shell 1 b, and Fig. 5d, 5e considerably.
  • FIG. 4 shows z. B. the attached configuration 1 a, 1 b consisting of half-shells 1 a and 1 b.
  • the FIG. 4a shows set core column 1 with inserted core parts.
  • the Figures 5, 5a to 5g show in detail cross sections of the assembly of half-shells 1 a and 1 b and Fig. 19 ff.
  • Each half-raster shell 1a, 1b comprises on the inner circumference distributed ribs 3 ( Fig. 5a ) or rib projections 3a (FIG. Fig. 5b ), as well as bendable ribs 4 ( Fig. 5 ) or nubs 4a ( Fig. 5c ), which form the intermediate spaces, ie chambers 3b, for receiving the core parts 9.
  • FIG. 2b shows the on the longitudinal side of the half-shells 1 b 1 a extending frames 6 or 6a or grooves 7 or 7a, which allow an accurate and electrically secure assembly and bonding of the two half-shells 1 a, 1 b.
  • FIGS. 2b and 2c 2 6a and grooves 7, 7a can have trapezoidal cross sections as well as rectangular cross sections.
  • the Figures 5 to 5k show that on the long side generally voltage-resistant joining grooves are provided.
  • hinge-shells Fig. 5h to Fig. 5k manufacture are connected to one of their longitudinal sides with a bending hinge 52 and can be folded together by means of this bending hinge 52.
  • a bending hinge 52 is connected to one of their longitudinal sides with a bending hinge 52 and can be folded together by means of this bending hinge 52.
  • FIGS. 6 to 6b and 27 and exploded view Fig. 28 For example, show outer housing 10, 43, which can be connected to grid shell core columns. These outer housing 10, 43 consist z. B. from a two-hole base plate, mounting bars and version Fig. 27 in addition from a Umrandungskragen, which for specially shaped yokes and the admission of casting resin Fig. 28 is designed.
  • the base plate of the outer housing 10, 43 includes holes 11 with undercuts 12, so that the core columns can be locked non-positively and shear-resistant on the outer housing 10, 43.
  • the openings 11 with the undercuts 12 are reduced with clamping screws 13 in their diameters by the clamping screw 13 is tightened.
  • the undercuts 12 of the holes 11 of the outer housing in Fig. 25 . 28 engage in the grooves 5 of the core columns 1 and are clamped by clamping screws 13 in the grooves 5.
  • the remaining nip 14 is sealed with a seal 15 so that the connections between the core columns 1, the outer housings 10 and held on / in the outer housing yokes 17 is closed and interfere with the pouring of the cavities no leaks the potting process.
  • FIG. 9 shows a single winding 16, as they are applied to the raster switching 1.
  • FIG. 9a shows a plan view of a single winding. It forms between the core columns 1 via the interface outer housing 10, a compound z. B. can be made even more stable by automatic bonding with the structural cast.
  • the equipped with yokes 17 outer housings 10 and associated core columns 1 are filled after assembly with low-viscosity filling and / or adhesive resin. In this case, the difference volume between the interior of the screen shells 1, minus the sum of the volumes of the core parts 9 plus Jochklebung filled.
  • the casting material flows through the axially sealed grid shells Fig. 25 and 28 and fills from the inner yoke 40, outer housing 11, 12 via the individual core disks 9 to the filling space between the "upper" outer housing 43 and the yoke 40, where no seal is placed.
  • air displaced by the resin escapes from the minimal cavities of the core columns 1 with windings 16 and the adhesive and casting spaces between the outer housings 10 and yokes 17.
  • the casting compound low-viscosity casting, polyester or PU resin, etc. are generally used .
  • FIGS. 4, 4a 4b show how core disks 9 or core parts of a core column are inserted into the housing half shell 1a.
  • the core disks or core parts 9 have in the Usually a slight axial play in their respective chambers, because the ribs 3 and 4 are formed thinner than the intended and calculated air gap between the discs or core parts 9. Any tolerances of the core parts 9 are easily compensated.
  • the second housing half 1 b is closed over the filled with core parts 9 housing half 1a.
  • non-adhesive may be introduced into the groove 7 or to the frame 6 of the housing halves.
  • FIG. Fig. 5-5k show, in addition to the rigid ribs 3, 3a, axially movable nubs 4a (FIG. Fig. 5b ) and alternatively or additionally compressible intermediate layers 8 (FIG. Fig. 5g ), which has a larger core disk reset option 5e or 5d z. B. have inaccurate adjustment.
  • the bendable nubs 4a ( Fig. 5b, 5c) and also the compressible intermediate layers 8 (FIG. Fig. 5g ) at the ends of the grid shells 1a, core columns are needed because the core columns have many core disks or core parts 9 which are subject to dimensional tolerances.
  • the lengths of the halves halves 1 a and 1 b are generally smaller than the lengths of the sequentially lined core disks 9 plus the sum of the air gaps. Ie. the frontal, outer core disks or core parts 9 protrude slightly with a projection 38, 39 from the closed halves of the halves 1a, 1b (FIG. FIGS. 5d, 5e ), out. This is necessary to obtain a force 53, 54, Fig.
  • the number of molded parts of a throttle is according to the above 6. This number can be halved if z. B. on an outer side of the grid shells horizontally divided outer housing ( Fig. 8, 8a 5, 5d ) are integrated by injection molding or two racks 51 are designed to be hinged with a connecting thin-wall hinge 52.
  • FIG. 7 shows an intermediate assembly 10 before the complete assembly with winding 16 and an inserted into the outer housing 10 yoke 17 which is mounted on the same core columns 1.
  • FIGS. 7 and 7a show the arrangement of the yoke 17 in the two joined housings 10. Depending on a winding 16 is respectively arranged on the core columns 1. How to get out of the FIGS. 7d and 7e detects, bridge connections 19 are arranged on the revolving collar or webs of the outer housing 19, which close the frictional connection in the outer housing, surrounding the yoke 17 and secure after curing of the mecanicvergusses.
  • the "shrinkage" of the potting compound can also be preceded by correcting, in that the difference potting compound liquid - later hardened, is taken into account, FIGS. 5d , e.
  • a throttle stacking function can be realized with the outer housing.
  • only defined tapping screws are required in order to set up and screw one throttle at the next lower one.
  • second installation levels are z. B. possible in inverters.
  • both metal and plastic plates can be easily attached.
  • a spray or casting mold in the form of grid shells 69 is equipped with core disks 9 and the length of the core columns with the aid of yokes 71 (FIG. Fig. 24 ) can be adjusted by compressing the core stacks until the nominal inductance is reached. Only then does the extrusion coating process follow, for example, according to the core column, Fig. 12 , A core column marking ensures that when the chokes are installed, the respectively adjusted core columns remain together until final assembly.
  • core column strips Fig. 22-24 possible. That is, the core disks 9 or parts with, for example, three or four grid strips 69 before insertion into an injection mold Fig. 21, 23 fixed by the brackets 70 and adjusted according to the described method, also encapsulated or cast around.
  • FIG. 24
  • z. B. is the largest and dimensioning cross-section in the middle of a yoke 40, because only there is the maximum magnetic flux.
  • All cross sections outside the center of the yoke can be reduced to half - left / right of the center or less large cross-section.
  • Fig. 29 conceptually, minimum capacitances between the windings and ground are achieved, which is very advantageous for use in inverters because the minimized capacitances reduce the switching losses of inverters.
  • Glue breaks between the core disks 9 Fig. 12 . 14 . 15 . 24 . 25 . 29 and core parts are virtually excluded. Nevertheless, if an adhesive break between core disks 9 occur, this has no consequences because the grid shells keep the core columns connected without dimensional changes.
  • FIG. 13 shows an alternative to the previous embodiments, a complete manufacturing form, consisting of a lower part 25 and a top 26.
  • 26 can be made completely one or more parts injection-molded or cast or pressure-gelled core columns.
  • two retaining pins 27 are arranged in the lower part 25 of the manufacturing mold per core part.
  • the core parts 9 can be fixed in the bottom part 25 exactly with a defined distance (air gap).
  • the upper part 26 of the manufacturing form has per core disk or core part 9 a fixing pin 28.
  • Three fixing pins 27, 28 for each core part 9 are sufficient to fix the entire arrangement of core disks 9 in the production form before the casting process.
  • core disks or core parts 9 are in the form of receptacles for enclosing the core disks or for sealing at the ends of the core columns.
  • the pin assemblies can be dispensed with in a die or mold when, for example, grids 72 are used with a thin, apertured sheath.
  • the hole pattern in the shell of the raster shell 72 allow the unhindered entry of the spray or casting material in the gaps between the inserted in the grid shell core disks or core parts, as well as the closure of the insulating cylinder part to the core disks or parts.
  • core disks / core parts 9 manufacturing forms according to the Fig. 21-24 be like the Figures 12 or 13 filled with spray or potting compound. After solidification of the spray or potting compound to obtain a thin coated core column.
  • the core disks 9 are separated by Rasternoppen or discs and injection molding compound filled air gaps.
  • embossed mounting grooves are used for attachment to an outer housing 10th
  • FIGS. 14 to 17 shown in manufacturing consisting of upper part 1a and lower part 1 b, not round core parts 30, 31 are added.
  • clamping bolts 32, Fig. 14 in the claddings of the core columns Fig. 14, 15th are introduced, which can serve for the attachment of outer housings, yokes or bearing plates or flanges.
  • FIG. 16 shows configurations of such a molded or cast grid housing 1 in which rectangular core parts 30, 31 are arranged.
  • the core parts have different dimensions and thicknesses to best fill the cross sections of the core columns.
  • FIG. 16 a cross section of a core column, it can be seen that the total cross section of a square core member 30 and distributed on the sides, four rectangular side core parts 31 join.
  • FIG. 17 shows a staggered core configuration.
  • core parts 30, 31 are arranged, the differentiated in their dimensions -Folienumble- different and thus use the round cross-section of the housing 1 and fill.
  • the core columns of core parts 30, 31 are separated from each other by corresponding intermediate layers or rib projections 3, which then form the air gaps.
  • FIGS. 19, 19a to 19d show housing halves in different views and the composite housing according to FIGS. 19c and 19d ,
  • For filling the housing 1 with casting compound recesses 2 are in turn arranged on the inner wall as in the housing half-shells 1 a, 1 b.
  • FIG. 30 This is in the Figures 30 and 31 shown.
  • a receptacle 73 according to FIG. 30 demonstrated.
  • the trough 73 has axial longitudinal configurations in the form of, for example, longitudinal troughs 74, as shown in FIG FIG. 31 can be seen correspondingly elongated receptacles for two wound core columns 1, Fig. 31 ,
  • the core columns 1 can be placed in the spaces formed by the longitudinal troughs 74, with the yokes 17 placed in the housing ends of the trough.
  • tub housing 73 After the tub housing 73 is covered with core columns 1 and yokes 17, it can be filled with potting compound, so that there is a partially cast in the trough 73 throttle component 75.
  • throttle versions and versions enable a significant technical manufacturing, qualitative, also "electrical" progress for sine-chokes, especially consisting of ferrite disks and yokes made of ferrite material. Also analogous application with new core materials are possible.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Coils Or Transformers For Communication (AREA)
EP10005933.6A 2010-06-09 2010-06-09 Boîtier destiné au montage de noyaux magnétiques cylindriques, ayants des entrefers, pour des composants inductifs Active EP2395518B8 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP10005933.6A EP2395518B8 (fr) 2010-06-09 2010-06-09 Boîtier destiné au montage de noyaux magnétiques cylindriques, ayants des entrefers, pour des composants inductifs
ES10005933T ES2432492T3 (es) 2010-06-09 2010-06-09 Carcasa para la construcción de núcleos magnéticos cilíndricos separados por el entrehierro para componentes inductivos
DK10005933.6T DK2395518T3 (da) 2010-06-09 2010-06-09 Hus til konstruktion af luftspalteseparerede cylindriske magnetiske kerner til induktive komponenter
PL10005933T PL2395518T3 (pl) 2010-06-09 2010-06-09 Obudowa do budowy magnetycznych kolumn rdzeniowych rozdzielonych szczeliną powietrzną do komponentów indukcyjnych

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP10005933.6A EP2395518B8 (fr) 2010-06-09 2010-06-09 Boîtier destiné au montage de noyaux magnétiques cylindriques, ayants des entrefers, pour des composants inductifs

Publications (3)

Publication Number Publication Date
EP2395518A1 true EP2395518A1 (fr) 2011-12-14
EP2395518B1 EP2395518B1 (fr) 2013-08-14
EP2395518B8 EP2395518B8 (fr) 2014-01-08

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Application Number Title Priority Date Filing Date
EP10005933.6A Active EP2395518B8 (fr) 2010-06-09 2010-06-09 Boîtier destiné au montage de noyaux magnétiques cylindriques, ayants des entrefers, pour des composants inductifs

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EP (1) EP2395518B8 (fr)
DK (1) DK2395518T3 (fr)
ES (1) ES2432492T3 (fr)
PL (1) PL2395518T3 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105913999A (zh) * 2014-12-05 2016-08-31 海宁联丰东进电子有限公司 一种电源滤波器改进结构
DE102016216499A1 (de) * 2016-09-01 2018-03-01 Siemens Aktiengesellschaft Spannungswandlereinheit mit einem Aktivteilgehäuse
CN117884829A (zh) * 2024-01-25 2024-04-16 宁波森汇达机电制造有限公司 一种电储能柜自动焊接机构

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH240899A (de) * 1942-09-05 1946-01-31 Philips Nv Hochfrequenzspule.
EP0848391A1 (fr) * 1996-12-12 1998-06-17 J.E. Thomas Specialties Limited Bobine de puissance
EP1501106A1 (fr) 2003-07-23 2005-01-26 STS, Spezial-Transformatoren-Stockach GmbH & Co. Noyau en ferrite pour inductance
EP2104114A1 (fr) * 2008-03-20 2009-09-23 Pulse Engineering, Inc. Dispositif inductif multinoyau et son procédé de fabrication

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH240899A (de) * 1942-09-05 1946-01-31 Philips Nv Hochfrequenzspule.
EP0848391A1 (fr) * 1996-12-12 1998-06-17 J.E. Thomas Specialties Limited Bobine de puissance
EP1501106A1 (fr) 2003-07-23 2005-01-26 STS, Spezial-Transformatoren-Stockach GmbH & Co. Noyau en ferrite pour inductance
EP2104114A1 (fr) * 2008-03-20 2009-09-23 Pulse Engineering, Inc. Dispositif inductif multinoyau et son procédé de fabrication

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105913999A (zh) * 2014-12-05 2016-08-31 海宁联丰东进电子有限公司 一种电源滤波器改进结构
DE102016216499A1 (de) * 2016-09-01 2018-03-01 Siemens Aktiengesellschaft Spannungswandlereinheit mit einem Aktivteilgehäuse
DE102016216499B4 (de) * 2016-09-01 2018-04-19 Siemens Aktiengesellschaft Spannungswandlereinheit mit einem Aktivteilgehäuse
CN117884829A (zh) * 2024-01-25 2024-04-16 宁波森汇达机电制造有限公司 一种电储能柜自动焊接机构

Also Published As

Publication number Publication date
PL2395518T3 (pl) 2014-05-30
ES2432492T3 (es) 2013-12-03
EP2395518B1 (fr) 2013-08-14
ES2432492T8 (es) 2013-12-26
EP2395518B8 (fr) 2014-01-08
DK2395518T3 (da) 2013-11-11

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