WO2019087394A1 - Stationary induction machine - Google Patents

Stationary induction machine Download PDF

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Publication number
WO2019087394A1
WO2019087394A1 PCT/JP2017/039935 JP2017039935W WO2019087394A1 WO 2019087394 A1 WO2019087394 A1 WO 2019087394A1 JP 2017039935 W JP2017039935 W JP 2017039935W WO 2019087394 A1 WO2019087394 A1 WO 2019087394A1
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WO
WIPO (PCT)
Prior art keywords
iron core
tank
winding
core portion
window
Prior art date
Application number
PCT/JP2017/039935
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French (fr)
Japanese (ja)
Inventor
敏広 野田
Original Assignee
三菱電機株式会社
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Filing date
Publication date
Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP2018510528A priority Critical patent/JP6362810B1/en
Priority to PCT/JP2017/039935 priority patent/WO2019087394A1/en
Priority to EP17930930.7A priority patent/EP3709316B1/en
Publication of WO2019087394A1 publication Critical patent/WO2019087394A1/en

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    • 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
    • H01F27/025—Constructional details relating to cooling
    • 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
    • H01F27/04—Leading of conductors or axles through casings, e.g. for tap-changing arrangements
    • 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
    • H01F27/08—Cooling; Ventilating
    • 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
    • H01F27/08—Cooling; Ventilating
    • H01F27/10—Liquid cooling
    • H01F27/12—Oil cooling
    • 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
    • H01F30/00—Fixed transformers not covered by group H01F19/00
    • H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
    • H01F30/10—Single-phase transformers

Definitions

  • the present invention relates to a static induction device, and more particularly to a static induction device mounted on a vehicle.
  • Patent Document 1 As a prior art document which disclosed the structure of the transformer for vehicles, there exists international publication 2008/007513 (patent document 1).
  • the vehicle transformer described in Patent Document 1 includes an iron core, a winding, a tank filled with a refrigerant, a pump for forcedly circulating the refrigerant, and a bushing attached to the tank.
  • the bushing is provided at the end of the tank in the longitudinal direction of the tank orthogonal to the traveling direction of the vehicle and the central axis direction of the winding, and is connected to an external device.
  • the present invention has been made in view of the above problems, and when the external device to which the bushing is connected is disposed at a position near the center of the tank in the longitudinal direction of the tank, the bushing and the external device It is an object of the present invention to provide a static induction device capable of shortening and simplifying the routing of connection wires with it.
  • the static induction device comprises an iron core, a winding, a tank, a pump and a bushing.
  • the winding is wound around an iron core.
  • the tank contains an iron core and a winding.
  • the tank is filled with a refrigerant.
  • the pump forcibly circulates the refrigerant.
  • the bushing is electrically connected to the winding and penetrates the tank.
  • the iron core includes a first iron core portion and a second iron core portion located with a gap therebetween.
  • Each of the first core and the second core has a first window and a second window through which the winding passes.
  • the first window portion of the first core portion and the first window portion of the second core portion face each other.
  • the second window portion of the first core portion and the second window portion of the second core portion face each other.
  • the refrigerant circulates through the first window and the second window of each of the first core and the second core.
  • the bushing is connected to the winding through the gap, and is provided at a position opposite to a portion of the tank located in the gap in the tank.
  • the tank corresponds to the gap between one and the other of the divided iron cores
  • the stationary induction apparatus is not limited to the outer iron type transformer but may be a reactor or the like.
  • the stationary induction apparatus attached to a vehicle is described, a stationary induction apparatus may not necessarily be attached to a vehicle, and may be attached to another structure.
  • FIG. 1 is a cross-sectional view showing a configuration of a static induction device according to Embodiment 1 of the present invention.
  • FIG. 1 it has shown by the cross sectional view which looked at the ground side from the floor surface of the vehicle. Further, the traveling direction of the vehicle is indicated as the X-axis direction, and the longitudinal direction of the tank orthogonal to each of the traveling direction of the vehicle and the central axis direction of the winding is indicated as the Y-axis direction.
  • the stationary induction device according to the first embodiment of the present invention is mounted on a railway vehicle and mounted below the floor of the vehicle.
  • a stationary induction device 10 according to Embodiment 1 of the present invention includes an iron core 1, a winding 2, a tank 3, a pump 8, and a bushing.
  • the iron core 1 is a tripod iron core configured by laminating thin plate steel plates, and includes a main leg portion in which the winding 2 is wound.
  • Iron core 1 includes a first iron core portion 1 a and a second iron core portion 1 b positioned with a gap M therebetween.
  • the first iron core portion 1 a and the second iron core portion 1 b are arranged in the length direction (Y-axis direction) of the tank 3.
  • the first core portion 1a has a first window portion 1a1 and a second window portion 1a2 through which the winding 2 passes.
  • the second core portion 1b has a first window 1b1 and a second window 1b2 through which the winding 2 passes.
  • the first window portion 1a1 of the first core portion 1a and the first window portion 1b1 of the second core portion 1b are opposed to each other.
  • the second window portion 1a2 of the first core portion 1a and the second window portion 1b2 of the second core portion 1b face each other.
  • the winding 2 includes a high voltage side primary winding and a low voltage side secondary winding.
  • the winding 2 is configured by laminating a plurality of disk-shaped windings formed by winding a flat wire in a disk shape.
  • the flat wire includes an electric wire portion substantially rectangular in cross section and an insulating covering portion covering the electric wire portion.
  • the tank 3 accommodates the iron core 1 and the winding 2.
  • the tank 3 is filled with a refrigerant 6.
  • An insulating oil or an insulating gas can be used as the refrigerant 6.
  • the insulating oil for example, mineral oil, ester oil or silicone oil can be used.
  • the insulating gas for example, SF 6 gas or dry air can be used.
  • iron core 1 and winding 2 are immersed in insulating oil.
  • a refrigerant pipe 7 on which the pump 8 is installed is connected to a wall portion located at one end of the tank 3 in the length direction (Y-axis direction).
  • a partition member 9 which divides one end side in the longitudinal direction (Y axis direction) of the tank 3 inside the tank 3 into one end side and the other end side in the traveling direction (X axis direction) of the vehicle. Is provided.
  • Partition member 9 has a wall portion located at one end of tank 3 in the lengthwise direction (Y-axis direction) of tank 3 in the lengthwise direction (Y-axis direction) of tank 3 and a main leg portion of first iron core portion 1a And a portion provided to be sandwiched between the main leg of the first core portion 1a and the main leg of the second core portion 1b.
  • the pump 8 forcibly circulates the refrigerant 6.
  • the pump 8 is installed in the refrigerant pipe 7.
  • the refrigerant 6 is delivered from the pump 8 as shown by the arrow F in FIG. 1, and the first window portion 1a1 of the first core portion 1a and the first window of the second core portion 1b It circulates so as to return to the pump 8 through the portion 1b1, the second window portion 1b2 of the second iron core portion 1b, and the second window portion 1a2 of the first iron core portion 1a.
  • the circulation direction of the refrigerant 6 may be opposite to the direction indicated by the arrow F.
  • the bushing is electrically connected to the winding 2 and penetrates the tank 3.
  • the bushing includes a first bushing 4 electrically connected to the primary winding and a second bushing 5 electrically connected to the secondary winding.
  • the first bushing 4 is connected to the winding 2 through the gap M between the first core portion 1a and the second core portion 1b, and in the tank 3, the first core portion 1a of the winding 2 and the second core It is provided in the position which opposes the part 2a located in the clearance gap M between the iron core parts 1b. That is, the first bushing 4 is provided at the position of the tank 3 corresponding to the gap M between the first core portion 1a and the second core portion 1b.
  • the first bushing 4 is electrically connected to the external device 90 disposed at a position near the center of the tank 3 in the lengthwise direction (Y-axis direction) of the tank 3 by the connection wiring 90L.
  • the second bushing 5 is connected to the winding 2 through the gap M between the first iron core portion 1a and the second iron core portion 1b, and in the tank 3, the first iron core portion 1a of the winding 2 and the second iron core 2a. It is provided in the position which opposes the part 2b located in the clearance gap M between the iron core parts 1b. That is, the second bushing 5 is provided at the position of the tank 3 corresponding to the gap M between the first core portion 1a and the second core portion 1b.
  • the second bushing 5 is electrically connected to the external device 91 disposed at a position near the central portion of the tank 3 in the lengthwise direction (Y-axis direction) of the tank 3 by the connection wiring 91L.
  • the external device main body may not necessarily be disposed at a position near the center of the tank 3 in the longitudinal direction (Y-axis direction) of the tank 3.
  • the connection terminal of the external device to be connected may be disposed at a position near the central portion of the tank 3 in the longitudinal direction (Y-axis direction) of the tank 3.
  • the external device 90 may, for example, be a pantograph connected to an overhead wire.
  • the external device 91 includes circuit devices such as an inverter and a converter connected to a motor or an air conditioner.
  • first bushing 4 is provided at a position of tank 3 corresponding to gap M between first iron core portion 1a and second iron core portion 1b. This makes it possible to shorten and simplify the connection wiring 90L for connecting the first bushing 4 and the external device 90 to each other.
  • the second bushing 5 by providing the second bushing 5 at the position of the tank 3 corresponding to the gap M between the first iron core portion 1a and the second iron core portion 1b, the second bushing 5 and the external device 91 can be The routing of the connection wires 91L connected to each other can be made short and simple.
  • first bushing 4 and the second bushing 5 may be provided at the position of the tank 3 corresponding to the gap M between the first core portion 1a and the second core portion 1b.
  • first bushing 4 is provided at a position facing the portion 2 a located in the gap M between the first core portion 1 a and the second core portion 1 b of the winding 2 in the tank 3.
  • second bushing 5 is provided at a position opposite to the portion 2 b located in the gap M between the first core portion 1 a and the second core portion 1 b of the winding 2 in the tank 3 It is sufficient if at least one is satisfied.
  • the bushing is provided at the position of the tank 3 corresponding to the gap M between one of the divided cores 1 and the other, the length of the wire between the winding 2 and the bushing can be shortened. Thereby, weight reduction of the stationary induction apparatus 10 can be achieved.
  • the static induction device according to the second embodiment differs from the static induction device according to the first embodiment mainly in the arrangement of the pump, and thus the configuration similar to that of the static induction device 10 according to the first embodiment I will not repeat the explanation.
  • FIG. 2 is a cross-sectional view showing a configuration of a static induction device according to Embodiment 2 of the present invention.
  • FIG. 2 it has shown by the cross sectional view which looked at the ground side from the floor surface of the vehicle. Further, the traveling direction of the vehicle is indicated as the X-axis direction, and the longitudinal direction of the tank orthogonal to the traveling direction of the vehicle and the central axis direction of the winding is indicated as the Y-axis direction.
  • the pump 28 has an inner side of the winding 2 in the gap M between the first core portion 1a and the second core portion 1b. Is placed in the position of.
  • the pump 28 is an oil-in-oil pump.
  • the refrigerant pipe 7 and the partition member 9 are provided in the tank 3 by arranging the pump 28 at a position inside the winding 2 in the gap M between the first core portion 1a and the second core portion 1b. It is not done.
  • the refrigerant 6 is delivered from the pump 28 as shown by arrows F1 and F2 in FIG. 1, and the second window 1a2 of the first iron core 1a or the second iron core 1b It circulates so as to pass through the second window portion 1b2 and further pass through the first window portion 1a1 of the first core portion 1a or the first window portion 1b1 of the second core portion 1b and return to the pump 28.
  • the circulation direction of the refrigerant 6 may be opposite to the direction indicated by the arrows F1 and F2.
  • the first bushing 4 is provided at the position of the tank 3 corresponding to the gap M between the first core portion 1a and the second core portion 1b. This makes it possible to shorten and simplify the connection wiring 90L for connecting the first bushing 4 and the external device 90 to each other.
  • the second bushing 5 by providing the second bushing 5 at the position of the tank 3 corresponding to the gap M between the first iron core portion 1a and the second iron core portion 1b, the second bushing 5 and the external device 91 can be The routing of the connection wires 91L connected to each other can be made short and simple.
  • the pump 28 is disposed at a position inside the winding 2 in the gap M between the first iron core portion 1a and the second iron core portion 1b, it is necessary to provide the refrigerant pipe 7 and the partition member 9 Since the static induction device 20 is eliminated, the size and weight of the static induction device 20 can be reduced.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transformer Cooling (AREA)
  • Housings And Mounting Of Transformers (AREA)

Abstract

In this invention, an iron core (1) comprises a first iron core section (1a) and a second iron core section (1b) positioned with a gap (M) therebetween. Each of the first iron core section (1a) and the second iron core section (1b) has a first window section (1a1, 1b1) and a second window section (1a2, 1b2) through which a wound wire (2) passes. The first window section (1a1) in the first iron core section (1a) and the first window section (1b1) in the second iron core section (1b) face one another. The second window section (1a2) in the first iron core section (1a) and the second window section (1b2) in the second iron core section (1b) face one another. Bushings (4, 5) are connected through the gap (M) to the wound wire (2), and are provided at positions that face sections (2a, 2b) of the wound wire (2), which are located within the gap (M), in a tank (3).

Description

静止誘導機器Stationary induction equipment
　本発明は、静止誘導機器に関し、特に、車両に取り付けられる静止誘導機器に関する。 The present invention relates to a static induction device, and more particularly to a static induction device mounted on a vehicle.
　車両用変圧器の構成を開示した先行文献として、国際公開第２００８／００７５１３号(特許文献１)がある。特許文献１に記載された車両用変圧器は、鉄心と、巻線と、冷媒が充填されたタンクと、冷媒を強制循環させるポンプと、タンクに取り付けられたブッシングとを備えている。ブッシングは、車両の進行方向および巻線の中心軸方向の各々に直交するタンクの長さ方向におけるタンクの端部に設けられており、外部機器と接続される。 As a prior art document which disclosed the structure of the transformer for vehicles, there exists international publication 2008/007513 (patent document 1). The vehicle transformer described in Patent Document 1 includes an iron core, a winding, a tank filled with a refrigerant, a pump for forcedly circulating the refrigerant, and a bushing attached to the tank. The bushing is provided at the end of the tank in the longitudinal direction of the tank orthogonal to the traveling direction of the vehicle and the central axis direction of the winding, and is connected to an external device.
国際公開第２００８／００７５１３号International Publication No. 2008/007513
　ブッシングがタンクの長さ方向におけるタンクの端部に設けられている構成において、ブッシングが接続される外部機器がタンクの長さ方向においてタンクの中央部寄りの位置に配置されている場合、ブッシングと外部機器との接続配線の引き回しが長く複雑になる。 In the configuration in which the bushing is provided at the end of the tank in the lengthwise direction of the tank, when the external device to which the bushing is connected is disposed at a position near the center of the tank in the lengthwise direction of the tank, Wiring for connecting external devices is long and complicated.
　本発明は上記の問題点に鑑みてなされたものであって、ブッシングが接続される外部機器がタンクの長さ方向においてタンクの中央部寄りの位置に配置されている場合に、ブッシングと外部機器との接続配線の引き回しを短く簡易にできる、静止誘導機器を提供することを目的とする。 The present invention has been made in view of the above problems, and when the external device to which the bushing is connected is disposed at a position near the center of the tank in the longitudinal direction of the tank, the bushing and the external device It is an object of the present invention to provide a static induction device capable of shortening and simplifying the routing of connection wires with it.
　本発明に基づく静止誘導機器は、鉄心と、巻線と、タンクと、ポンプと、ブッシングとを備える。巻線は、鉄心に巻き回されている。タンクは、鉄心および巻線を収容している。タンクには、冷媒が充填されている。ポンプは、冷媒を強制循環させる。ブッシングは、巻線に電気的に接続され、タンクを貫通している。鉄心は、互いに隙間をあけて位置する第１鉄心部と第２鉄心部とを含む。第１鉄心部および第２鉄心部の各々は、巻線が貫通する、第１窓部および第２窓部を有する。第１鉄心部の第１窓部と第２鉄心部の第１窓部とは互いに対向している。第１鉄心部の第２窓部と第２鉄心部の第２窓部とは互いに対向している。ポンプを駆動することによって、冷媒が、第１鉄心部および第２鉄心部の各々の第１窓部および第２窓部を通過して循環する。ブッシングは、上記隙間を通じて巻線に接続されており、かつ、タンクにおいて巻線の上記隙間に位置する部分と対向する位置に設けられている。 The static induction device according to the invention comprises an iron core, a winding, a tank, a pump and a bushing. The winding is wound around an iron core. The tank contains an iron core and a winding. The tank is filled with a refrigerant. The pump forcibly circulates the refrigerant. The bushing is electrically connected to the winding and penetrates the tank. The iron core includes a first iron core portion and a second iron core portion located with a gap therebetween. Each of the first core and the second core has a first window and a second window through which the winding passes. The first window portion of the first core portion and the first window portion of the second core portion face each other. The second window portion of the first core portion and the second window portion of the second core portion face each other. By driving the pump, the refrigerant circulates through the first window and the second window of each of the first core and the second core. The bushing is connected to the winding through the gap, and is provided at a position opposite to a portion of the tank located in the gap in the tank.
　本発明によれば、ブッシングが接続される外部機器がタンクの長さ方向においてタンクの中央部寄りの位置に配置されている場合に、分割された鉄心の一方と他方との隙間に対応するタンクの位置にブッシングが設けられていることにより、ブッシングと外部機器との接続配線の引き回しを短く簡易にできる。 According to the present invention, when the external device to which the bushing is connected is disposed at a position near the center of the tank in the lengthwise direction of the tank, the tank corresponds to the gap between one and the other of the divided iron cores By providing the bushing at the position of (1), the connection wiring between the bushing and the external device can be shortened and simplified.
本発明の実施の形態１に係る静止誘導機器の構成を示す断面図である。It is sectional drawing which shows the structure of the static induction instrument which concerns on Embodiment 1 of this invention. 本発明の実施の形態２に係る静止誘導機器の構成を示す断面図である。It is sectional drawing which shows the structure of the static induction instrument which concerns on Embodiment 2 of this invention.
　以下、本発明の各実施の形態に係る静止誘導機器について図面を参照して説明する。以下の実施の形態の説明においては、図中の同一または相当部分には同一符号を付して、その説明は繰り返さない。なお、各実施の形態においては、静止誘導機器である外鉄形変圧器について説明するが、静止誘導機器は、外鉄形変圧器に限られず、リアクトルなどであってもよい。また、車両に取り付けられる静止誘導機器について説明するが、静止誘導機器は必ずしも車両に取り付けられなくてもよく、他の構造物に取り付けられてもよい。 Hereinafter, a static induction device according to each embodiment of the present invention will be described with reference to the drawings. In the following description of the embodiments, the same or corresponding portions in the drawings are denoted by the same reference characters, and the description thereof will not be repeated. In each embodiment, although the outer iron type transformer which is a stationary induction apparatus is explained, the stationary induction apparatus is not limited to the outer iron type transformer but may be a reactor or the like. Moreover, although the stationary induction apparatus attached to a vehicle is described, a stationary induction apparatus may not necessarily be attached to a vehicle, and may be attached to another structure.
　実施の形態１．
　図１は、本発明の実施の形態１に係る静止誘導機器の構成を示す断面図である。図１においては、車両の床面から地面側を見た断面視にて示している。また、車両の進行方向をＸ軸方向、車両の進行方向および巻線の中心軸方向の各々に直交するタンクの長さ方向をＹ軸方向として示している。 Embodiment 1
FIG. 1 is a cross-sectional view showing a configuration of a static induction device according to Embodiment 1 of the present invention. In FIG. 1, it has shown by the cross sectional view which looked at the ground side from the floor surface of the vehicle. Further, the traveling direction of the vehicle is indicated as the X-axis direction, and the longitudinal direction of the tank orthogonal to each of the traveling direction of the vehicle and the central axis direction of the winding is indicated as the Y-axis direction.
　本発明の実施の形態１に係る静止誘導機器は、鉄道の車両に搭載されており、車両の床下に取り付けられている。図１に示すように、本発明の実施の形態１に係る静止誘導機器１０は、鉄心１と、巻線２と、タンク３と、ポンプ８と、ブッシングとを備える。 The stationary induction device according to the first embodiment of the present invention is mounted on a railway vehicle and mounted below the floor of the vehicle. As shown in FIG. 1, a stationary induction device 10 according to Embodiment 1 of the present invention includes an iron core 1, a winding 2, a tank 3, a pump 8, and a bushing.
　鉄心１は、薄板鋼板が積層されて構成された三脚鉄心であり、巻線２が巻き回された主脚部を含む。鉄心１は、互いに隙間Ｍをあけて位置する第１鉄心部１ａと第２鉄心部１ｂとを含む。第１鉄心部１ａと第２鉄心部１ｂとは、タンク３の長さ方向(Ｙ軸方向)に並んでいる。 The iron core 1 is a tripod iron core configured by laminating thin plate steel plates, and includes a main leg portion in which the winding 2 is wound. Iron core 1 includes a first iron core portion 1 a and a second iron core portion 1 b positioned with a gap M therebetween. The first iron core portion 1 a and the second iron core portion 1 b are arranged in the length direction (Y-axis direction) of the tank 3.
　第１鉄心部１ａは、巻線２が貫通する、第１窓部１ａ１および第２窓部１ａ２を有する。第２鉄心部１ｂは、巻線２が貫通する、第１窓部１ｂ１および第２窓部１ｂ２を有する。第１鉄心部１ａの第１窓部１ａ１と第２鉄心部１ｂの第１窓部１ｂ１とは互いに対向している。第１鉄心部１ａの第２窓部１ａ２と第２鉄心部１ｂの第２窓部１ｂ２とは互いに対向している。 The first core portion 1a has a first window portion 1a1 and a second window portion 1a2 through which the winding 2 passes. The second core portion 1b has a first window 1b1 and a second window 1b2 through which the winding 2 passes. The first window portion 1a1 of the first core portion 1a and the first window portion 1b1 of the second core portion 1b are opposed to each other. The second window portion 1a2 of the first core portion 1a and the second window portion 1b2 of the second core portion 1b face each other.
　巻線２は、高圧側の１次巻線と低圧側の２次巻線とを含む。巻線２は、平角電線を円盤状に巻き回して構成した複数の円盤状巻線が積層されることにより構成されている。平角電線は、横断面にて略矩形状の電線部および電線部を被覆する絶縁被覆部を含む。 The winding 2 includes a high voltage side primary winding and a low voltage side secondary winding. The winding 2 is configured by laminating a plurality of disk-shaped windings formed by winding a flat wire in a disk shape. The flat wire includes an electric wire portion substantially rectangular in cross section and an insulating covering portion covering the electric wire portion.
　タンク３は、鉄心１および巻線２を収容している。タンク３には、冷媒６が充填されている。冷媒６としては、絶縁油または絶縁ガスを用いることができる。絶縁油としては、たとえば、鉱油、エステル油またはシリコーン油などを用いることができる。絶縁ガスとしては、たとえば、ＳＦ6ガスまたはドライエアなどを用いることができる。本実施の形態においては、鉄心１および巻線２は、絶縁油に浸漬されている。 The tank 3 accommodates the iron core 1 and the winding 2. The tank 3 is filled with a refrigerant 6. An insulating oil or an insulating gas can be used as the refrigerant 6. As the insulating oil, for example, mineral oil, ester oil or silicone oil can be used. As the insulating gas, for example, SF 6 gas or dry air can be used. In the present embodiment, iron core 1 and winding 2 are immersed in insulating oil.
　タンク３には、ポンプ８が設置される冷媒配管７が、タンク３の長さ方向(Ｙ軸方向)の一端に位置する壁部に接続されている。タンク３には、タンク３の内部のタンク３の長さ方向(Ｙ軸方向)の一端側を、車両の進行方向(Ｘ軸方向)の一端側と他端側とに２分する仕切部材９が設けられている。 In the tank 3, a refrigerant pipe 7 on which the pump 8 is installed is connected to a wall portion located at one end of the tank 3 in the length direction (Y-axis direction). In the tank 3, a partition member 9 which divides one end side in the longitudinal direction (Y axis direction) of the tank 3 inside the tank 3 into one end side and the other end side in the traveling direction (X axis direction) of the vehicle. Is provided.
　仕切部材９は、タンク３の長さ方向(Ｙ軸方向)において、タンク３におけるタンク３の長さ方向(Ｙ軸方向)の一端に位置する壁部と第１鉄心部１ａの主脚部との間に挟まれるように設けられている部分、および、第１鉄心部１ａの主脚部と第２鉄心部１ｂの主脚部との間に挟まれるように設けられている部分を含む。 Partition member 9 has a wall portion located at one end of tank 3 in the lengthwise direction (Y-axis direction) of tank 3 in the lengthwise direction (Y-axis direction) of tank 3 and a main leg portion of first iron core portion 1a And a portion provided to be sandwiched between the main leg of the first core portion 1a and the main leg of the second core portion 1b.
　ポンプ８は、冷媒６を強制循環させる。本実施の形態においては、ポンプ８は、冷媒配管７に設置されている。ポンプ８を駆動することによって、冷媒６が、図１中の矢印Ｆで示すように、ポンプ８から送出され、第１鉄心部１ａの第１窓部１ａ１、第２鉄心部１ｂの第１窓部１ｂ１、第２鉄心部１ｂの第２窓部１ｂ２、および、第１鉄心部１ａの第２窓部１ａ２を通過してポンプ８に戻るように循環する。なお、冷媒６の循環方向は、矢印Ｆで示す方向とは反対方向であってもよい。 The pump 8 forcibly circulates the refrigerant 6. In the present embodiment, the pump 8 is installed in the refrigerant pipe 7. By driving the pump 8, the refrigerant 6 is delivered from the pump 8 as shown by the arrow F in FIG. 1, and the first window portion 1a1 of the first core portion 1a and the first window of the second core portion 1b It circulates so as to return to the pump 8 through the portion 1b1, the second window portion 1b2 of the second iron core portion 1b, and the second window portion 1a2 of the first iron core portion 1a. The circulation direction of the refrigerant 6 may be opposite to the direction indicated by the arrow F.
　ブッシングは、巻線２に電気的に接続され、タンク３を貫通している。ブッシングは、１次巻線に電気的に接続された第１ブッシング４と、２次巻線に電気的に接続された第２ブッシング５とを含む。 The bushing is electrically connected to the winding 2 and penetrates the tank 3. The bushing includes a first bushing 4 electrically connected to the primary winding and a second bushing 5 electrically connected to the secondary winding.
　第１ブッシング４は、第１鉄心部１ａと第２鉄心部１ｂとの間の隙間Ｍを通じて巻線２に接続されており、かつ、タンク３において巻線２の第１鉄心部１ａと第２鉄心部１ｂとの間の隙間Ｍに位置する部分２ａと対向する位置に設けられている。すなわち、第１ブッシング４は、第１鉄心部１ａと第２鉄心部１ｂとの間の隙間Ｍに対応するタンク３の位置に設けられている。第１ブッシング４は、接続配線９０Ｌによってタンク３の長さ方向(Ｙ軸方向)においてタンク３の中央部寄りの位置に配置されている外部機器９０と電気的に接続される。 The first bushing 4 is connected to the winding 2 through the gap M between the first core portion 1a and the second core portion 1b, and in the tank 3, the first core portion 1a of the winding 2 and the second core It is provided in the position which opposes the part 2a located in the clearance gap M between the iron core parts 1b. That is, the first bushing 4 is provided at the position of the tank 3 corresponding to the gap M between the first core portion 1a and the second core portion 1b. The first bushing 4 is electrically connected to the external device 90 disposed at a position near the center of the tank 3 in the lengthwise direction (Y-axis direction) of the tank 3 by the connection wiring 90L.
　第２ブッシング５は、第１鉄心部１ａと第２鉄心部１ｂとの間の隙間Ｍを通じて巻線２に接続されており、かつ、タンク３において巻線２の第１鉄心部１ａと第２鉄心部１ｂとの間の隙間Ｍに位置する部分２ｂと対向する位置に設けられている。すなわち、第２ブッシング５は、第１鉄心部１ａと第２鉄心部１ｂとの間の隙間Ｍに対応するタンク３の位置に設けられている。第２ブッシング５は、接続配線９１Ｌによってタンク３の長さ方向(Ｙ軸方向)においてタンク３の中央部寄りの位置に配置されている外部機器９１と電気的に接続される。 The second bushing 5 is connected to the winding 2 through the gap M between the first iron core portion 1a and the second iron core portion 1b, and in the tank 3, the first iron core portion 1a of the winding 2 and the second iron core 2a. It is provided in the position which opposes the part 2b located in the clearance gap M between the iron core parts 1b. That is, the second bushing 5 is provided at the position of the tank 3 corresponding to the gap M between the first core portion 1a and the second core portion 1b. The second bushing 5 is electrically connected to the external device 91 disposed at a position near the central portion of the tank 3 in the lengthwise direction (Y-axis direction) of the tank 3 by the connection wiring 91L.
　なお、外部機器９０および外部機器９１の各々においては、必ずしも外部機器本体がタンク３の長さ方向(Ｙ軸方向)においてタンク３の中央部寄りの位置に配置されていなくてもよく、ブッシングと接続される外部機器の接続端子がタンク３の長さ方向(Ｙ軸方向)においてタンク３の中央部寄りの位置に配置されていればよい。外部機器９０としては、架線と接続されるパンタグラフなどが挙げられる。外部機器９１としては、モータまたは空調設備などと接続される、インバータおよびコンバータなどの回路装置が挙げられる。 In each of the external device 90 and the external device 91, the external device main body may not necessarily be disposed at a position near the center of the tank 3 in the longitudinal direction (Y-axis direction) of the tank 3. The connection terminal of the external device to be connected may be disposed at a position near the central portion of the tank 3 in the longitudinal direction (Y-axis direction) of the tank 3. The external device 90 may, for example, be a pantograph connected to an overhead wire. The external device 91 includes circuit devices such as an inverter and a converter connected to a motor or an air conditioner.
　本発明の実施の形態１に係る静止誘導機器１０においては、第１鉄心部１ａと第２鉄心部１ｂとの間の隙間Ｍに対応するタンク３の位置に第１ブッシング４が設けられていることにより、第１ブッシング４と外部機器９０とを互いに接続する接続配線９０Ｌの引き回しを短く簡易にできる。同様に、第１鉄心部１ａと第２鉄心部１ｂとの間の隙間Ｍに対応するタンク３の位置に第２ブッシング５が設けられていることにより、第２ブッシング５と外部機器９１とを互いに接続する接続配線９１Ｌの引き回しを短く簡易にできる。 In stationary induction device 10 according to the first embodiment of the present invention, first bushing 4 is provided at a position of tank 3 corresponding to gap M between first iron core portion 1a and second iron core portion 1b. This makes it possible to shorten and simplify the connection wiring 90L for connecting the first bushing 4 and the external device 90 to each other. Similarly, by providing the second bushing 5 at the position of the tank 3 corresponding to the gap M between the first iron core portion 1a and the second iron core portion 1b, the second bushing 5 and the external device 91 can be The routing of the connection wires 91L connected to each other can be made short and simple.
　なお、第１ブッシング４および第２ブッシング５のうちの少なくとも一方が、第１鉄心部１ａと第２鉄心部１ｂとの間の隙間Ｍに対応するタンク３の位置に設けられていればよい。具体的には、第１ブッシング４が、タンク３において巻線２の第１鉄心部１ａと第２鉄心部１ｂとの間の隙間Ｍに位置する部分２ａと対向する位置に設けられている、および、第２ブッシング５が、タンク３において巻線２の第１鉄心部１ａと第２鉄心部１ｂとの間の隙間Ｍに位置する部分２ｂと対向する位置に設けられている、のうちの少なくとも一方が満たされていればよい。 Note that at least one of the first bushing 4 and the second bushing 5 may be provided at the position of the tank 3 corresponding to the gap M between the first core portion 1a and the second core portion 1b. Specifically, the first bushing 4 is provided at a position facing the portion 2 a located in the gap M between the first core portion 1 a and the second core portion 1 b of the winding 2 in the tank 3. And the second bushing 5 is provided at a position opposite to the portion 2 b located in the gap M between the first core portion 1 a and the second core portion 1 b of the winding 2 in the tank 3 It is sufficient if at least one is satisfied.
　分割された鉄心１の一方と他方との隙間Ｍに対応するタンク３の位置にブッシングが設けられていることにより、巻線２とブッシングとの間の配線の長さを短くすることができる。これにより、静止誘導機器１０の軽量化を図ることができる。 Since the bushing is provided at the position of the tank 3 corresponding to the gap M between one of the divided cores 1 and the other, the length of the wire between the winding 2 and the bushing can be shortened. Thereby, weight reduction of the stationary induction apparatus 10 can be achieved.
　実施の形態２．
　以下、本発明の実施の形態２に係る静止誘導機器について図面を参照して説明する。なお、実施の形態２に係る静止誘導機器は、ポンプの配置が主に、実施の形態１に係る静止誘導機器と異なるため、実施の形態１に係る静止誘導機器１０と同様である構成については説明を繰り返さない。 Second Embodiment
Hereinafter, a stationary induction device according to Embodiment 2 of the present invention will be described with reference to the drawings. The static induction device according to the second embodiment differs from the static induction device according to the first embodiment mainly in the arrangement of the pump, and thus the configuration similar to that of the static induction device 10 according to the first embodiment I will not repeat the explanation.
　図２は、本発明の実施の形態２に係る静止誘導機器の構成を示す断面図である。図２においては、車両の床面から地面側を見た断面視にて示している。また、車両の進行方向をＸ軸方向、車両の進行方向および巻線の中心軸方向の各々に直交するタンクの長さ方向をＹ軸方向として示している。 FIG. 2 is a cross-sectional view showing a configuration of a static induction device according to Embodiment 2 of the present invention. In FIG. 2, it has shown by the cross sectional view which looked at the ground side from the floor surface of the vehicle. Further, the traveling direction of the vehicle is indicated as the X-axis direction, and the longitudinal direction of the tank orthogonal to the traveling direction of the vehicle and the central axis direction of the winding is indicated as the Y-axis direction.
　図２に示すように、本発明の実施の形態２に係る静止誘導機器２０においては、ポンプ２８は、第１鉄心部１ａと第２鉄心部１ｂとの間の隙間Ｍにおいて巻線２の内側の位置に配置されている。本実施の形態においては、ポンプ２８は、油中ポンプである。ポンプ２８が、第１鉄心部１ａと第２鉄心部１ｂとの間の隙間Ｍにおいて巻線２の内側の位置に配置されていることにより、タンク３には冷媒配管７および仕切部材９は設けられていない。 As shown in FIG. 2, in the stationary induction device 20 according to Embodiment 2 of the present invention, the pump 28 has an inner side of the winding 2 in the gap M between the first core portion 1a and the second core portion 1b. Is placed in the position of. In the present embodiment, the pump 28 is an oil-in-oil pump. The refrigerant pipe 7 and the partition member 9 are provided in the tank 3 by arranging the pump 28 at a position inside the winding 2 in the gap M between the first core portion 1a and the second core portion 1b. It is not done.
　ポンプ２８を駆動することによって、冷媒６が、図１中の矢印Ｆ１および矢印Ｆ２で示すように、ポンプ２８から送出され、第１鉄心部１ａの第２窓部１ａ２または第２鉄心部１ｂの第２窓部１ｂ２を通過し、さらに第１鉄心部１ａの第１窓部１ａ１または第２鉄心部１ｂの第１窓部１ｂ１を通過してポンプ２８に戻るように循環する。なお、冷媒６の循環方向は、矢印Ｆ１および矢印Ｆ２で示す方向とは反対方向であってもよい。 By driving the pump 28, the refrigerant 6 is delivered from the pump 28 as shown by arrows F1 and F2 in FIG. 1, and the second window 1a2 of the first iron core 1a or the second iron core 1b It circulates so as to pass through the second window portion 1b2 and further pass through the first window portion 1a1 of the first core portion 1a or the first window portion 1b1 of the second core portion 1b and return to the pump 28. The circulation direction of the refrigerant 6 may be opposite to the direction indicated by the arrows F1 and F2.
　本発明の実施の形態２に係る静止誘導機器２０においても、第１鉄心部１ａと第２鉄心部１ｂとの間の隙間Ｍに対応するタンク３の位置に第１ブッシング４が設けられていることにより、第１ブッシング４と外部機器９０とを互いに接続する接続配線９０Ｌの引き回しを短く簡易にできる。同様に、第１鉄心部１ａと第２鉄心部１ｂとの間の隙間Ｍに対応するタンク３の位置に第２ブッシング５が設けられていることにより、第２ブッシング５と外部機器９１とを互いに接続する接続配線９１Ｌの引き回しを短く簡易にできる。 Also in the stationary induction device 20 according to the second embodiment of the present invention, the first bushing 4 is provided at the position of the tank 3 corresponding to the gap M between the first core portion 1a and the second core portion 1b. This makes it possible to shorten and simplify the connection wiring 90L for connecting the first bushing 4 and the external device 90 to each other. Similarly, by providing the second bushing 5 at the position of the tank 3 corresponding to the gap M between the first iron core portion 1a and the second iron core portion 1b, the second bushing 5 and the external device 91 can be The routing of the connection wires 91L connected to each other can be made short and simple.
　さらに、ポンプ２８が、第１鉄心部１ａと第２鉄心部１ｂとの間の隙間Ｍにおいて巻線２の内側の位置に配置されていることにより、冷媒配管７および仕切部材９を設ける必要がなくなるため、静止誘導機器２０の小型化および軽量化を図ることができる。 Furthermore, since the pump 28 is disposed at a position inside the winding 2 in the gap M between the first iron core portion 1a and the second iron core portion 1b, it is necessary to provide the refrigerant pipe 7 and the partition member 9 Since the static induction device 20 is eliminated, the size and weight of the static induction device 20 can be reduced.
　なお、今回開示した上記実施の形態はすべての点で例示であって、限定的な解釈の根拠となるものではない。したがって、本発明の技術的範囲は、上記した実施の形態のみによって解釈されるものではなく、請求の範囲の記載に基づいて画定される。また、請求の範囲と均等の意味および範囲内でのすべての変更が含まれる。 In addition, the said embodiment disclosed this time is an illustration in all the points, Comprising: It does not become a basis of a limited interpretation. Therefore, the technical scope of the present invention is not interpreted only by the embodiments described above, and is defined based on the description of the claims. In addition, all changes within the meaning and range equivalent to the scope of claims are included.
　１　鉄心、１ａ　第１鉄心部、１ａ１，１ｂ１　第１窓部、１ａ２，１ｂ２　第２窓部、１ｂ　第２鉄心部、２　巻線、２ａ，２ｂ　タンクにおいて巻線の第１鉄心部と第２鉄心部との間の隙間に位置する部分、３　タンク、４　第１ブッシング、５　第２ブッシング、６　冷媒、７　冷媒配管、８，２８　ポンプ、９　仕切部材、１０，２０　静止誘導機器、９０，９１　外部機器、９０Ｌ，９１Ｌ　接続配線。 DESCRIPTION OF SYMBOLS 1 iron core, 1a 1st iron core part, 1a1, 1 b1 1st window part, 1a2, 1b 2 2nd window part, 1b 2nd iron core part, 2 windings, 2a, 2b 1st iron core part and 2nd of winding in tank Part located in the gap between the core part, 3 tanks, 4 first bushing, 5 second bushing, 6 refrigerant, 7 refrigerant piping, 8, 28 pumps, 9 partition members, 10, 20 static induction devices, 90, 91 External device, 90L, 91L Connection wiring.

Claims (2)

  1. 　鉄心と、
    　前記鉄心に巻き回された巻線と、
    　前記鉄心および前記巻線を収容し、冷媒が充填されたタンクと、
    　前記冷媒を強制循環させるポンプと、
    　前記巻線に電気的に接続され、前記タンクを貫通したブッシングとを備え、
    　前記鉄心は、互いに隙間をあけて位置する第１鉄心部と第２鉄心部とを含み、
    　前記第１鉄心部および前記第２鉄心部の各々は、前記巻線が貫通する、第１窓部および第２窓部を有し、
    　前記第１鉄心部の前記第１窓部と前記第２鉄心部の前記第１窓部とは互いに対向しており、
    　前記第１鉄心部の前記第２窓部と前記第２鉄心部の前記第２窓部とは互いに対向しており、
    　前記ポンプを駆動することによって、前記冷媒が、前記第１鉄心部および前記第２鉄心部の各々の前記第１窓部および前記第２窓部を通過して循環し、
    　前記ブッシングは、前記隙間を通じて前記巻線に接続されており、かつ、前記タンクにおいて前記巻線の前記隙間に位置する部分と対向する位置に設けられている、静止誘導機器。     Iron core,
    A winding wound around the core;
    A tank containing the iron core and the winding and filled with a refrigerant;
    A pump for forcedly circulating the refrigerant;
    A bushing electrically connected to the winding and penetrating the tank;
    The iron core includes a first iron core portion and a second iron core portion located with a gap between each other,
    Each of the first core portion and the second core portion has a first window portion and a second window portion through which the winding passes;
    The first window portion of the first core portion and the first window portion of the second core portion face each other,
    The second window portion of the first core portion and the second window portion of the second core portion face each other,
    By driving the pump, the refrigerant circulates through the first window and the second window of each of the first iron core and the second iron core,
    The static induction device, wherein the bushing is connected to the winding through the gap, and is provided at a position facing a portion of the tank located in the gap of the winding.
  2. 　前記ポンプは、前記隙間において前記巻線の内側の位置に配置されている、請求項１に記載の静止誘導機器。 The stationary induction device according to claim 1, wherein the pump is disposed at a position inside the winding in the gap.
PCT/JP2017/039935 2017-11-06 2017-11-06 Stationary induction machine WO2019087394A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2018510528A JP6362810B1 (en) 2017-11-06 2017-11-06 Stationary induction equipment
PCT/JP2017/039935 WO2019087394A1 (en) 2017-11-06 2017-11-06 Stationary induction machine
EP17930930.7A EP3709316B1 (en) 2017-11-06 2017-11-06 Stationary induction device

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Publication number Priority date Publication date Assignee Title
JP7292839B2 (en) * 2018-09-05 2023-06-19 東芝インフラシステムズ株式会社 Molded stationary induction device

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JPS4121215Y1 (en) * 1964-06-30 1966-10-18
JPS55149934U (en) * 1979-04-16 1980-10-29
JPS57140720U (en) * 1981-02-27 1982-09-03
JPS5887807A (en) * 1981-11-20 1983-05-25 Toshiba Corp Transformer
WO2008007513A1 (en) 2006-07-10 2008-01-17 Mitsubishi Electric Corporation Transformer for vehicles

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Publication number Priority date Publication date Assignee Title
CN101960542B (en) * 2008-03-04 2012-06-06 三菱电机株式会社 Electric transformer

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Publication number Priority date Publication date Assignee Title
JPS4121215Y1 (en) * 1964-06-30 1966-10-18
JPS55149934U (en) * 1979-04-16 1980-10-29
JPS57140720U (en) * 1981-02-27 1982-09-03
JPS5887807A (en) * 1981-11-20 1983-05-25 Toshiba Corp Transformer
WO2008007513A1 (en) 2006-07-10 2008-01-17 Mitsubishi Electric Corporation Transformer for vehicles

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Title
See also references of EP3709316A4 *

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JP6362810B1 (en) 2018-07-25
EP3709316A1 (en) 2020-09-16
JPWO2019087394A1 (en) 2019-11-14
EP3709316B1 (en) 2021-08-04
EP3709316A4 (en) 2020-09-16

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