EP3876253B1 - System zur unterbrechung eines elektrischen stroms und schienenfahrzeug mit einem solchen unterbrechungssystem - Google Patents

System zur unterbrechung eines elektrischen stroms und schienenfahrzeug mit einem solchen unterbrechungssystem Download PDF

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Publication number
EP3876253B1
EP3876253B1 EP21159966.7A EP21159966A EP3876253B1 EP 3876253 B1 EP3876253 B1 EP 3876253B1 EP 21159966 A EP21159966 A EP 21159966A EP 3876253 B1 EP3876253 B1 EP 3876253B1
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EP
European Patent Office
Prior art keywords
contact
deformable reservoir
switch
deformable
reservoir
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EP21159966.7A
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English (en)
French (fr)
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EP3876253A1 (de
Inventor
Antoine TAINE
Nicolas Quentin
François TERRIEN
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Alstom Transport Technologies SAS
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Alstom Transport Technologies SAS
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Publication of EP3876253A1 publication Critical patent/EP3876253A1/de
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/24—Power arrangements internal to the switch for operating the driving mechanism using pneumatic or hydraulic actuator
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/34—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator hydraulic
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/666—Operating arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/668—Means for obtaining or monitoring the vacuum
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/04—Means for indicating condition of the switching device
    • H01H2071/042—Means for indicating condition of the switching device with different indications for different conditions, e.g. contact position, overload, short circuit or earth leakage
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/04—Means for indicating condition of the switching device
    • H01H2071/044—Monitoring, detection or measuring systems to establish the end of life of the switching device, can also contain other on-line monitoring systems, e.g. for detecting mechanical failures

Definitions

  • the present invention relates to a system for interrupting an electric current, the interruption system comprising a switch comprising a first contact and a second contact, the first contact being movable relative to the second contact between a closed position allowing passage of the current and an open position interrupting the flow of current, and, in addition, a device for controlling the switch configured to control the switch between the open position and the closed position.
  • CN 110544593 A relates to a connection mechanism for a USB socket in a power converter and electrical equipment which discloses a system for interrupting an electric current according to the preamble of claim 1.
  • the present invention also relates to a railway vehicle comprising such an interruption system.
  • a control device comprising an isolator device, rigidly fixed on one side to the first contact, and on the other side to an actuator of the control device.
  • the isolator device is configured to electrically isolate the switch, and in particular the first contact, with respect to the actuator.
  • the actuator is configured to move the isolator device in translation and thus the first contact to control the opening or closing of the switch.
  • One of the aims of the invention is thus to propose a system for interrupting an electric current which is simple and which can be produced in a compact manner.
  • the piloting device comprising a control actuator, and a hydraulic transmission system disposed between the control actuator and the first contact such that the control actuator is capable of controlling the movement of the first contact via the hydraulic transmission system
  • the hydraulic transmission system comprising a first deformable reservoir connected to the control actuator, a second deformable reservoir connected to the first contact of the switch, and a hydraulic circuit fluidically connecting an interior volume of the first deformable tank to an interior volume of the second deformable tank so that a deformation of the first deformable tank caused by the control actuator causes a corresponding deformation of the second deformable tank causing a corresponding displacement of the first contact
  • the interruption system comprises further a detection device configured to detect the position of the first contact relative to the second contact.
  • the invention also proposes a railway vehicle comprising an interruption system as described above.
  • a railway vehicle 1 comprises a pantograph 2, a transformer 4, at least one electric load or electric consumer 6 and an interrupt system 8 for an electric current.
  • the pantograph 2 is for example configured to pick up an electric current on a catenary 10 in order to supply the railway vehicle 1 with electricity. During operation of the railway vehicle 1, an electric current passes through, from the catenary 10, the pantograph 2 and the transformer 4 to supply the electrical consumer 6.
  • the electric current is in particular an alternating current.
  • the electric current is a direct current.
  • the transformer 4 is configured to transform the electric current taken from the catenary into an electric current suitable for supplying the electrical consumer 6.
  • the transformer 4 is a transformer configured to receive a high voltage electric current.
  • High voltage means a voltage between 5 kV and 50 kV, preferably between 10 kV and 30 kV.
  • the high voltage is a voltage substantially equal to 15 kV or substantially equal to 25 kV.
  • the electrical consumer 6 is a device or an on-board system of the railway vehicle 1 which consumes electricity for its operation, for example a traction motor or an air conditioning and/or heating system of the railway vehicle 1.
  • the rail vehicle 1 generally comprises a plurality of electrical consumers 6.
  • the interruption system 8 is configured to interrupt the electric current between the pantograph 2 and all or part of the primary of the transformer 4, for example according to a configuration of the transformer 4.
  • the interrupt system 8 comprises a switch 12 and a control device 14 of the switch 12.
  • the switch 12 comprises a first contact 16 electrically connected to a first terminal 17 of the interrupt system 8 and a second contact 18 electrically connected to a second terminal 19 of the interrupt system 8.
  • the first contact 16 is movable relative to the second contact 18 between a closed position allowing the passage of electric current between the first contact 16 and the second contact 18 and an open position interrupting the passage of electric current.
  • the first contact 16 is for example movable in translation relative to the second contact 18 between the open position and the closed position.
  • the switch 12 In the open position, the switch 12 is configured not to transmit any electric current between the first contact 16 and the second contact 18.
  • the switch 12 is shown with the first contact 16 in the closed position on the figure 2 and in the open position on the picture 3 .
  • the switch 12 is for example a vacuum switch.
  • the switch 12 comprises a vacuum chamber 15, the first contact 16 and the second contact 18 being located in the vacuum chamber 15.
  • the switch 12 is thus adapted to interrupt the passage of a high voltage electric current.
  • the switch 12 further comprises a sealing device 20, such as a sealing bellows.
  • the sealing device 20 is configured to guarantee the sealing of the vacuum chamber 15 around the first contact 16 which is movable relative to the vacuum chamber 15.
  • the control device 14 of the switch 12 is configured to control the switch 12 between the open position and the closed position.
  • the control device 14 is configured to move the first contact 16 in translation relative to the second contact 18 between the open position and the closed position.
  • the control device 14 comprises a control actuator 21 and a hydraulic transmission system 22 arranged between the control actuator 21 and the first contact 16 so that the control actuator 21 is capable of controlling the displacement of the first contact 16 via hydraulic transmission system 22.
  • the control actuator 21 comprises a fixed body 23, a movable part 24 which is movable relative to the body 23, and a drive device 26 for controlling the movement of the movable part 24 relative to the body 23.
  • the mobile part 24 is for example mounted mobile in translation relative to the body 23.
  • the drive device 26 is configured to generate a displacement force of the movable part 24 in translation in a first direction D1, as shown in particular on the picture 2 .
  • the drive device 26 is for example a pneumatic or electric actuator.
  • the control actuator 21 optionally comprises a return spring 28 configured to generate a return force for the movable part 24 in a rest position.
  • the spring 28 is for example configured to move the movable part 24 in a second direction D2 opposite to the first direction D1 with respect to the body 23, as shown in particular on the picture 3 .
  • drive device 26 is configured to exert a displacement force against spring 28 and move movable part 24 in translation relative to body 23.
  • the control actuator 21, and in particular the moving part 24, is connected to the hydraulic transmission system 22.
  • the hydraulic transmission system 22 comprises a first deformable reservoir 32 connected to the control actuator 21, a second deformable reservoir 34 connected to the first contact 16 of the switch 12, and a hydraulic circuit 36 fluidically connecting an interior volume 38 of the first deformable tank 32 to an interior volume 40 of the second deformable tank 34 so that a deformation of the first deformable tank 32 caused by the control actuator 21 causes a corresponding deformation of the second deformable tank 34 causing a corresponding displacement of the first contact 16.
  • the hydraulic circuit 36 is configured to transmit a hydraulic fluid 44 between the first deformable reservoir 32 and the second deformable tank 34.
  • the hydraulic circuit 36 comprises at least one flexible pipe 42 connecting the first deformable reservoir 32 to the second deformable reservoir 34.
  • control actuator 21 is connected to the first deformable reservoir 32 so that the movement of the movable part 24 causes a contraction or an expansion of the first deformable reservoir 32.
  • the hydraulic fluid 44 contained in the interior volumes 38 , 40 and in the hydraulic circuit 36 a contraction or an expansion of the first deformable tank 32 respectively causes an expansion or a contraction of the second deformable tank 34.
  • a displacement of the movable part 24 causing a contraction of the first deformable reservoir 32 causes an expansion of the second deformable reservoir 34 which causes a displacement of the first contact 16 with respect to the second contact 18 in one direction
  • a displacement of the part mobile 24 causing an expansion of the first deformable tank 32 causes a contraction of the second deformable tank 34 which causes a displacement of the first contact 16 relative to the second contact 18 in the other direction
  • the hydraulic transmission system 22 is for example configured so that a contraction of the first deformable reservoir 32 causes an expansion of the second deformable reservoir 34 which causes a displacement of the first contact 16 with respect to the second contact 18 towards the closed position, and a expansion of the first deformable tank 32 causes a contraction of the second deformable tank 34 which causes a displacement of the first contact 16 with respect to the second contact 18 towards the open position.
  • the piloting device 14 comprises a measuring device 46 configured to measure the position of the control actuator 21.
  • the measuring device 46 comprises at least one contact position sensor 48A, 48B configured to measure the position of the control actuator 21, and in particular of the moving part 24.
  • the measuring device 46 comprises for example a contact element 50 rigidly fixed to the movable part 24, and configured to come into contact with each sensor 48A, 48B according to the position of the movable part 24 of the control actuator 21
  • the contact element 50 is configured to trigger each sensor 48A, 48B.
  • Each position sensor 48A, 48B is for example a limit sensor configured to detect the position of the contact element 50 when this element is in contact with the position sensor 48A, 48B.
  • the measuring device 46 comprises two sensors, namely a first sensor 48A making it possible to detect that the mobile part 24 is in a first position corresponding to the closed position of the first contact 16, and a second contact position sensor 48B making it possible to detect that the movable part 24 is in a second position corresponding to the open position of the first contact 16.
  • the measuring device 46 comprises a single sensor or more than two sensors.
  • the interrupt system 8 further comprises a detection device 52 configured to detect the position of the first contact 16 with respect to the second contact 18.
  • the detection device 52 comprises a secondary hydraulic transmission system 54 comprising a first secondary deformable reservoir 56, a second secondary deformable reservoir 58 connected to the first contact 16 and a secondary hydraulic circuit 60 fluidically connecting an interior volume 62 of the first secondary deformable reservoir 56 to an interior volume 64 of the second secondary deformable tank 58.
  • the secondary hydraulic circuit 60 is configured to transmit a hydraulic fluid 66 between the first secondary deformable reservoir 56 and the second secondary deformable tank 58.
  • the second secondary deformable reservoir 58 is connected to the first contact 16 of the switch 12 so as to be deformed when the first contact 16 moves relative to the second contact 18 between the open position and the closed position.
  • the second secondary deformable reservoir 58 is connected to the first contact 16 so that a translation of the first contact 16 causes a contraction or an expansion of the second secondary deformable reservoir 58.
  • a contraction or an expansion of the second secondary deformable reservoir 58 caused by the first contact 16 respectively causes an expansion or a contraction of the first secondary deformable tank 56.
  • the first contact 16 is configured to cause a contraction of the second secondary deformable reservoir 58 when moving from the closed position to the open position.
  • a contraction of the second secondary deformable reservoir 58 causes an expansion of the first secondary deformable reservoir 56 (see in particular the picture 3 ).
  • An expansion of the second secondary deformable reservoir 58 for example caused by the displacement of the first contact 16 from the open position to the closed position, results in a contraction of the first secondary deformable reservoir 56 (see in particular the figure 2 ).
  • the secondary hydraulic circuit 60 comprises for example a flexible pipe 65 connecting the first secondary deformable reservoir 56 to the second secondary deformable reservoir 58.
  • the detection device 52 is in particular configured to detect the position of the first contact 16 independently of the hydraulic transmission system 22.
  • the detection device 52 further comprises an auxiliary position sensor 67 .
  • the first secondary deformable tank 56 is configured to activate/deactivate the auxiliary sensor 67 due to a displacement of the first contact 16.
  • a deformation of the first deformable reservoir 32 does not lead to a deformation of the second deformable reservoir 34 or vice versa, in particular because of a lack of transmission of the hydraulic fluid 44 between the interior volumes 40 and 38.
  • the displacement of the first contact 16 is likely to lead to an activation of the auxiliary sensor 67, despite the absence of transmission of the hydraulic fluid 44.
  • the detection device 52 is thus configured to detect the position of the first contact 16, even in the event of failure of the hydraulic circuit 36.
  • the auxiliary sensor 67 is configured to confirm the information supplied by each sensor 48A, 48B.
  • the interrupt system 8 further comprises a synchronization plate 69 connecting the second deformable tank 34 to the second secondary deformable tank 58.
  • the synchronization plate 69 is configured to transmit an expansion or contraction of the second deformable tank 34 to the second secondary deformable tank 58.
  • the synchronization plate 69 causes an expansion of the second secondary deformable tank 58.
  • the second deformable tank 34 and the second secondary deformable tank 58 are for example connected to each other and to the first contact 16 by the synchronization plate 69.
  • the first deformable reservoir 32 and the control actuator 21 are arranged in an actuator housing 68 remote from the switch 12, ie separate and distant from the switch 12.
  • the switch 12 is for example arranged in a switch housing 70, separate and remote from the actuator housing 68.
  • the switch housing 70 is for example made of an electrically insulating material.
  • the switch housing 70 is fixed directly to a transformer housing 72 of the transformer 4.
  • the first and second terminals 17, 19 are arranged on a wall of the transformer housing 72.
  • the interrupt system 8 is shown in a configuration in which the first contact 16 of the switch 12 is in the closed position with respect to the second contact 18.
  • the control actuator 21 is controlled in such a way that the drive device 26 exerts a force on the movable part 24 in the first direction D1.
  • the mobile part 24 compresses the first deformable reservoir 32 and the hydraulic fluid 44 is transmitted in part from the first deformable reservoir 32 to the second deformable reservoir 34, which deploys and exerts on the first contact 16 a displacement force of the first contact 16 in the closed position.
  • the second deformable reservoir 34 is thus expanding.
  • the mobile part 24 activates the sensor 48A, here via the contact element 50, which makes it possible to detect that the mobile part 24 is in the first position corresponding in principle to the closed position of the first contact 16.
  • the second secondary deformable tank 58 In the closed position of the first contact 16, the second secondary deformable tank 58 is expanding, which causes a contraction of the first secondary deformable tank 56.
  • the auxiliary sensor 67 detects the position of the first secondary tank 56 to confirm the closed position of the first contact 16 of switch 12.
  • the switch system 8 is shown in a configuration in which the first contact 16 of the switch 12 is in the open position with respect to the second contact 18.
  • the device 26 for moving the control actuator 21 is not active and the spring 28 returns the movable part 24 to the second position.
  • the mobile part 24 activates the second sensor 48B, here via the contact element 50.
  • the mobile part 24 in the second position causes an expansion of the first deformable reservoir 32, which causes, via the hydraulic transmission system 22, a contraction of the second deformable reservoir 34, which exerts on the first contact 16 a force moving or maintaining the first contact 16 in the open position.
  • the second secondary deformable reservoir 58 is compressed given the position of the first contact 16 and the first secondary deformable reservoir 56 is expanding.
  • the auxiliary sensor 67 detects expansion of the first secondary deformable reservoir 56 and thus confirms the open position of the first contact 16 of the switch 12.
  • At least one of the deformable reservoirs 32, 34, 56, 58 is for example a flexible bellows (or “bellow proof pear”).
  • a flexible bellows or “bellow proof pear”.
  • Such a tank comprises for example walls whose section forms cambers.
  • each of the flexible reservoirs 32, 34, 56, 58 is a flexible bellows.
  • Actuator 21 offset with respect to switch 12 makes it possible to provide a more compact switch 12, by dispensing with an electrical isolation device which must be provided between the actuator and the first contact whose movement is controlled by the actuator when the actuator is integrated into the switch 12.
  • the compact switch 12 can be installed directly on the transformer 4 which simplifies the electrical connection between the switch 12 and the transformer 4, in particular when it comes to a high voltage electric current. According to one example, switch 12 is integrated into transformer 4.
  • the hydraulic transmission system 22 connecting the actuator 21 to the switch 12 is simple in design. It makes it possible to offset the actuator 21 with respect to the switch 21 without constraint of positioning one with respect to the other, the pipes of the hydraulic transmission system 22 being able to present the desired length and chimney following an adequate path in depending on the positions of actuator 21 and switch 12.
  • the hydraulic transmission transmission system 22 is reliable, the risk of malfunction being low.
  • the detection device 52 making it possible to detect the position of the first contact 16 of the switch from a position sensor remote from the switch 12, for example in the actuator 21, and connected to the first contact 16 by a secondary hydraulic transmission system independent of that used to control the movement of the first contact 16, makes it possible to ensure the effective position of the first contact 16.
  • detection device 52 is electrically isolated from switch 12, in particular from high voltage. Also, as the hydraulic circuit 36 fluidically connects the interior volume 38 to the interior volume 40 so that a deformation of the first deformable reservoir 32 caused by the control actuator 21 causes a corresponding deformation of the second deformable reservoir 34 causing a corresponding displacement of the first contact 16, the detection device 52 and switch 12 are directly connected, which makes it possible to obtain a simple and reliable system.

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  • Fluid-Pressure Circuits (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)

Claims (10)

  1. Unterbrechungssystem (8) eines elektrischen Stroms, umfassend:
    - einen Schalter (12), umfassend einen ersten Kontakt (16) und einen zweiten Kontakt (18), wobei der erste Kontakt (16) in Bezug auf den zweiten Kontakt (18) zwischen einer geschlossenen Position, die den Durchgang des Stroms ermöglicht, und einer offenen Position, die den Durchgang des Stroms unterbricht, beweglich ist;
    - eine Ansteuervorrichtung (14) für den Schalter (12), die konfiguriert ist, um den Schalter (12) zwischen der offenen und der geschlossenen Position anzusteuern,
    die Ansteuervorrichtung (14) umfassend ein Steuerstellglied (21) und ein hydraulisches Übertragungssystem (22), das zwischen dem Steuerstellglied (21) und dem ersten Kontakt (16) angeordnet ist, sodass das Steuerstellglied (21) geeignet ist, um die Verlagerung des ersten Kontakts (16) über das hydraulische Übertragungssystem (22) zu steuern, das hydraulische Übertragungssystem (22) umfassend einen ersten verformbaren Behälter (32), der mit dem Steuerstellglied (21) verbunden ist, einen zweiten verformbaren Behälter (34), der mit dem ersten Kontakt (16) des Schalters (12) verbunden ist, und einen Hydraulikkreis (36), der ein Innenvolumen (38) des ersten verformbaren Behälters (32) mit einem Innenvolumen (40) des zweiten verformbaren Behälters (34) fluidisch verbindet, sodass eine durch das Steuerstellglied (21) bewirkte Verformung des ersten verformbaren Behälters (32) eine entsprechende Verformung des zweiten verformbaren Behälters (34) bewirkt, die eine entsprechende Verlagerung des ersten Kontakts (16) bewirkt, dadurch gekennzeichnet, dass das Unterbrechungssystem (8) ferner eine Erfassungsvorrichtung (52) umfasst, die konfiguriert ist, um die Position des ersten Kontakts (16) in Bezug auf den zweiten Kontakt (18) zu erfassen.
  2. Unterbrechungssystem (8) nach Anspruch 1, wobei die Erfassungsvorrichtung (52) konfiguriert ist, um die Position des ersten Kontakts (16) unabhängig von einer Position des ersten verformbaren Behälters (32) zu erfassen.
  3. Unterbrechungssystem nach Anspruch 1 oder 2, wobei die Erfassungsvorrichtung (52) ein sekundäres hydraulisches Übertragungssystem (54) umfasst, umfassend einen ersten sekundären verformbaren Behälter (56), einen zweiten sekundären verformbaren Behälter (58) und einen sekundären hydraulischen Kreislauf (60), der ein Innenvolumen (62) des ersten sekundären verformbaren Behälters (56) mit einem Innenvolumen (64) des zweiten sekundären verformbaren Behälters (58) fluidisch verbindet.
  4. Unterbrechungssystem (8) nach Anspruch 3, wobei der erste sekundäre verformbare Behälter (56) konfiguriert ist, um aufgrund einer Verlagerung des ersten Kontakts (16) des Schalters (12) einen Hilfssensor (67) zu öffnen oder zu schließen.
  5. Unterbrechungssystem (8) nach Anspruch 4, wobei der zweite sekundäre verformbare Behälter (58) mit dem ersten Kontakt (16) des Schalters (12) verbunden ist, um bei der Verlagerung des ersten Kontakts (16) zwischen der offenen und der geschlossenen Position verformt zu werden, der sekundäre Hydraulikkreis (60) das Innenvolumen (64) des zweiten sekundären verformbaren Behälters (58) mit dem Innenvolumen (62) des ersten sekundären verformbaren Behälters (56) fluidisch verbindet, sodass eine Verformung des zweiten sekundären verformbaren Behälters (58) zu einer entsprechenden Verformung des ersten sekundären verformbaren Behälters (56) führt, was ein Öffnen/Schließen des Hilfssensors bewirkt.
  6. Unterbrechungssystem (8) nach einem der vorherigen Ansprüche, wobei der Schalter (12) ein Vakuumschalter ist.
  7. Unterbrechungssystem (8) nach einem der vorherigen Ansprüche, wobei der Hydraulikkreis (36) des hydraulischen Übertragungssystems (22) mindestens einen flexiblen Schlauch (42) umfasst, der den ersten verformbaren Behälter (32) mit dem zweiten verformbaren Behälter (34) verbindet.
  8. Unterbrechungssystem (8) nach einem der vorherigen Ansprüche, wobei der erste verformbare Behälter (32) und das Steuerstellglied (21) in einem separaten und von dem Schalter (12) entfernten Gehäuse (68) angeordnet sind, wobei sich der Hydraulikkreis (36) zwischen dem Gehäuse (68) und dem Schalter (12) erstreckt.
  9. Unterbrechungssystem (8) nach einem der vorherigen Ansprüche, wobei die Ansteuervorrichtung (14) eine Vorrichtung (46) zum Messen der Position des Steuerstellglieds (21) umfasst, die mindestens einen Kontaktpositionssensor (48A, 48B) umfasst, der konfiguriert ist, um die Position des Steuerstellglieds (21) zu messen.
  10. Schienenfahrzeug (1), umfassend mindestens ein Unterbrechungssystem (8) nach einem der vorherigen Ansprüche.
EP21159966.7A 2020-03-03 2021-03-01 System zur unterbrechung eines elektrischen stroms und schienenfahrzeug mit einem solchen unterbrechungssystem Active EP3876253B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR2002117A FR3107986B1 (fr) 2020-03-03 2020-03-03 Système d’interruption d’un courant électrique et véhicule ferroviaire comprenant un tel système d’interruption

Publications (2)

Publication Number Publication Date
EP3876253A1 EP3876253A1 (de) 2021-09-08
EP3876253B1 true EP3876253B1 (de) 2022-10-19

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EP21159966.7A Active EP3876253B1 (de) 2020-03-03 2021-03-01 System zur unterbrechung eines elektrischen stroms und schienenfahrzeug mit einem solchen unterbrechungssystem

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EP (1) EP3876253B1 (de)
JP (1) JP2021141803A (de)
CN (1) CN113345760A (de)
FR (1) FR3107986B1 (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1317246A (fr) * 1961-12-07 1963-02-08 Contact électrique en milieu liquide ou gazeux
GB1162372A (en) * 1965-09-30 1969-08-27 English Electric Co Ltd Improvements in or relating to Vacuum switches
GB1182782A (en) * 1966-10-26 1970-03-04 Ass Elect Ind Improvemens in or relating to Vacuum Switches
DE3923660A1 (de) * 1989-07-18 1991-01-24 Leybold Ag Ein/aus-schalter
CN110544593A (zh) * 2019-09-29 2019-12-06 朱曼均 联动开关装置、电源转换器、电源线和设备

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JP2021141803A (ja) 2021-09-16
CN113345760A (zh) 2021-09-03
FR3107986B1 (fr) 2022-06-03
FR3107986A1 (fr) 2021-09-10
EP3876253A1 (de) 2021-09-08

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