WO2021083565A1 - Dispositif de surveillance de température de segment de ligne de transmission d'énergie d'une source d'énergie à un puits d'énergie - Google Patents

Dispositif de surveillance de température de segment de ligne de transmission d'énergie d'une source d'énergie à un puits d'énergie Download PDF

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Publication number
WO2021083565A1
WO2021083565A1 PCT/EP2020/072378 EP2020072378W WO2021083565A1 WO 2021083565 A1 WO2021083565 A1 WO 2021083565A1 EP 2020072378 W EP2020072378 W EP 2020072378W WO 2021083565 A1 WO2021083565 A1 WO 2021083565A1
Authority
WO
WIPO (PCT)
Prior art keywords
line
temperature
power transmission
fiber
optic
Prior art date
Application number
PCT/EP2020/072378
Other languages
German (de)
English (en)
Inventor
Martin Greiner
Dietmar HERZOG
Matthias Pieper
Original Assignee
Kromberg & Schubert 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 Kromberg & Schubert Gmbh filed Critical Kromberg & Schubert Gmbh
Priority to EP20754715.9A priority Critical patent/EP4008013A1/fr
Priority to CN202080067571.0A priority patent/CN114467153A/zh
Publication of WO2021083565A1 publication Critical patent/WO2021083565A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/32—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks
    • H01B7/324—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks comprising temperature sensing means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B9/00—Power cables
    • H01B9/005—Power cables including optical transmission elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B9/00—Power cables
    • H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors

Definitions

  • the invention relates to a device for monitoring the temperature of a power transmission path from an energy source to an energy source, in particular an on-board power supply system in a vehicle, in which the power transmission path between the energy store and a consumer is monitored.
  • Power contacts are arranged in the charging plug, via which electrical charging currents can be transmitted to an electrical energy receiver, for example an accumulator of a vehicle.
  • the power contact is designed for galvanic connection with an electrical energy source, for example a charging station or generally with an electrical supply network.
  • the power contacts are each firmly connected to a charging line. Due to the charging currents flowing through the power contacts, the power contacts inevitably heat up due to ohmic current heat losses. However, the heating of the power contacts is limited to a limit temperature increase. For example, according to the IEC 62196-3 standard, the limit temperature increase is limited to 50K.
  • DE 10 2009 034 886 A1 describes a plug-in device for a charging cable for connecting an electric vehicle to a charging station.
  • the plug-in device comprises a housing and electrical contacts assigned to the housing for connection to a connection device in the charging station or in the electric vehicle.
  • a temperature detection means designed as a thermistor is provided in the housing, the temperature in the housing being able to be evaluated via the temperature detection means.
  • a device or device for temperature monitoring of a power transmission path from an energy source to an energy sink comprising an electrical line which extends from a line beginning to a line end, a sensor path being provided parallel to the course of the electrical line, and A thermal coupling is provided between the line and the sensor path, so that a local temperature change on the line causes a temperature change on the sensor path.
  • the sensor path is advantageously designed as a tubular channel in or along the electrical line; the channel inside is particularly advantageous. Ren and extends over the entire length of the line.
  • the sensor path has a sensor line.
  • a sensor contact can also be provided, which z. B. is used in a 2-wire line with contact monitoring.
  • a solution in which the sensor path is designed as a fiber optic device, a fiber optic line or with fiber optic elemen is particularly advantageous. So you can use the so-called Raman effect.
  • the light in the glass fiber scatters at microscopic density fluctuations that are smaller than the wavelength.
  • the elastic scattering component Rayleigh scattering
  • the special inventive idea lies in the provision of a pre-assembled device which is designed with a corresponding channel for receiving the fiber-optic means in order to be able to use the aforementioned effect for temperature monitoring.
  • a fiber-optic line is arranged in the sensor channel or the channel is designed with fiber-optic elements.
  • Another aspect of the present invention relates to the method for producing such a line.
  • a channel is formed on or in the line in one step.
  • either a sensor line or a fiber optic unit or fiber optic cable is drawn or shot into the channel.
  • the sensor line and / or the fiber-optic device can also be extruded with the line into the line sheath in the manufacturing process.
  • goods by the meter or roll goods in the desired length can be produced as a semi-finished product, so that a new type of cable for power transmission with an integrated temperature monitoring device is available for a cable manufacturer.
  • the line has means for power transmission of high energy densities, preferably for power transmission of electrical powers above 1 KW, more preferably above half of 5 kW.
  • a likewise preferred embodiment of the invention provides that the line for the electrical connection is also equipped at the end with contact elements and a thermal coupling is established between the contact elements and the sensor path for detecting temperature changes at the contacts.
  • the line surrounds at least one electrically insulating line jacket and the tubular channel is located inside the line jacket or is introduced there during the production process.
  • the line is a shielded line in which the means for power transmission are surrounded by a screen.
  • tubular channel is located inside the line and is surrounded on multiple or all sides by means for power transmission, the means for power transmission being individual lines, stranded lines or bundles of lines. To this The surrounding parts of the line can be monitored with approximately the same sensitivity.
  • flat lines or flat cables can also be implemented according to the concept according to the invention. Also preferred is an implementation with means for temperature detection which at least partially provide a fiber-optic temperature measurement.
  • a ready-made system formed from the semifinished product and the sensor and monitoring device, can also be provided.
  • a temperature monitoring device is provided which is designed to detect a temperature change, in particular a temperature increase locally at a position of the power transmission path between the start of the line and the end of the line as a reaction to a change in fiber optic properties or an influence on the transmission properties of a to determine fiber optic material based on the thermal coupling.
  • FIG. 1 shows a first embodiment of the invention
  • Fig. 2 shows a second embodiment of the invention
  • FIG. 3 shows a third embodiment of the invention
  • 4 shows a fourth embodiment of the invention
  • FIG. 6 shows a system having a device for temperature monitoring. The invention is explained in more detail below with reference to FIGS. 1 to 6, the same reference symbols in the figures indicating the same structural and / or functional features.
  • FIGS. 1 to 5 different exemplary embodiments are shown, which schematically show possible solutions in the implementation of the present invention.
  • FIG. 6 shows schematically a system with a device 1 for monitoring the temperature of a power transmission path from an energy source Q to an energy sink S, comprising an electrical line 10, which extends from a line beginning 11 to a line end 12, wherein parallel to the course of the electrical Line 10, a sensor line 20 is provided, and a thermal coupling is provided between line 10 and sensor line 20, wherein line 10 or device 1 can have a configuration as in the examples in FIGS.
  • the line 10 each has a sensor section 20 which is designed as a tubular channel 21 in or along the electrical line 10. In FIG. 1, the channel 21 is arranged in the center of the line 10.
  • FIG. 2 An alternative solution is provided in FIG. 2, in which the channel runs along the line jacket surface of the line 10.
  • the thermal coupling takes place here via the contact surface or a material connection between the duct wall and the jacket of the line 10.
  • the embodiment of the invention is not restricted to the preferred exemplary embodiments specified above. Rather, a number of variants are conceivable which make use of the solution shown even in the case of fundamentally different designs.

Landscapes

  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Insulated Conductors (AREA)

Abstract

L'invention concerne un procédé et un dispositif (1) pour surveiller la température d'un segment de ligne de transmission de puissance (10) d'une source d'énergie à un puits d'énergie, comprenant un câble électrique (10) s'étendant à partir d'un début (11) du câble à une extrémité (12) du câble, un segment de ligne de détection (20) étant disposé parallèlement au tracé du câble électrique (10), et un couplage thermique est prévu entre le câble (10) et le segment de ligne de capteur (20), de telle sorte qu'un changement de température local dans le câble (10) provoque un changement de température dans le segment de ligne de capteur (20).
PCT/EP2020/072378 2019-10-29 2020-08-10 Dispositif de surveillance de température de segment de ligne de transmission d'énergie d'une source d'énergie à un puits d'énergie WO2021083565A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP20754715.9A EP4008013A1 (fr) 2019-10-29 2020-08-10 Dispositif de surveillance de température de segment de ligne de transmission d'énergie d'une source d'énergie à un puit d'énergie
CN202080067571.0A CN114467153A (zh) 2019-10-29 2020-08-10 用于监控从能量源到能量阱的输电线路段的温度的装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019129172.0A DE102019129172A1 (de) 2019-10-29 2019-10-29 Einrichtung zur Temperaturüberwachung einer Leistungsübertragungsstrecke von einer Energiequelle zu einer Energiesenke
DE102019129172.0 2019-10-29

Publications (1)

Publication Number Publication Date
WO2021083565A1 true WO2021083565A1 (fr) 2021-05-06

Family

ID=72050852

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2020/072378 WO2021083565A1 (fr) 2019-10-29 2020-08-10 Dispositif de surveillance de température de segment de ligne de transmission d'énergie d'une source d'énergie à un puits d'énergie

Country Status (4)

Country Link
EP (1) EP4008013A1 (fr)
CN (1) CN114467153A (fr)
DE (1) DE102019129172A1 (fr)
WO (1) WO2021083565A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021213719B3 (de) 2021-12-02 2023-06-01 Zf Friedrichshafen Ag Leitungsvorrichtung zum Leiten von elektrischem Strom und Antriebssystem zum Antreiben eines Fahrzeugs

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022115458A1 (de) 2022-06-21 2023-12-21 Bayernwerk Netz Gmbh Umspannwerk mit elektrischen Betriebsmitteln und einer faseroptischen Messanordnung

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4027538A1 (de) * 1990-04-02 1991-10-10 Felten & Guilleaume Energie Energiekabel fuer den mittel-, hoch- und hoechstspannungsbereich mit integrierten lichtwellenleiter-(lwl)-elementen zur datenuebertragung und zur eigenueberwachung des energiekabels und der benachbarten elemente
US20030081917A1 (en) * 2001-10-31 2003-05-01 Terry Bussear Method and apparatus for fiber optic monitoring of downhole power and communication conduits
US20060289463A1 (en) 2005-06-21 2006-12-28 Jong-Jin Kil Temperature controller and temperature control method, and heating wire therefor
DE102009034886A1 (de) 2009-07-27 2011-02-03 Rwe Ag Ladekabelstecker zur Verbindung eines Elektrofahrzeuges mit einer Ladestation
DE102012105774B3 (de) 2012-06-29 2013-10-17 Phoenix Contact Gmbh & Co. Kg Elektrischer Stecker mit Verriegelungshebel
US20140211901A1 (en) * 2013-01-21 2014-07-31 Ls Cable & System Ltd. Nuclear power plant cable and monitoring system therefor
WO2019201611A1 (fr) * 2018-04-20 2019-10-24 Innogy Se Câble d'alimentation pouvant être posé sous terre, en particulier câble sous-marin

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19520826B4 (de) * 1995-05-30 2006-09-14 Pirelli Cavi E Sistemi S.P.A. Geschirmtes Starkstromkabel mit Temperatur- und Wassersensor
EP2356476A2 (fr) * 2008-11-08 2011-08-17 Sensortran, Inc. Système et procédé de détermination de caractéristiques de câbles de puissance à l'aide de systèmes de détection de température distribués
NO2436015T3 (fr) * 2009-05-27 2017-12-30
DE102009035937A1 (de) * 2009-08-03 2010-09-30 Siemens Aktiengesellschaft Temperatursicherung, elektrische Verbindung mit einer Temperatursicherung sowie Signalleitung als Temperatursicherung

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4027538A1 (de) * 1990-04-02 1991-10-10 Felten & Guilleaume Energie Energiekabel fuer den mittel-, hoch- und hoechstspannungsbereich mit integrierten lichtwellenleiter-(lwl)-elementen zur datenuebertragung und zur eigenueberwachung des energiekabels und der benachbarten elemente
US20030081917A1 (en) * 2001-10-31 2003-05-01 Terry Bussear Method and apparatus for fiber optic monitoring of downhole power and communication conduits
US20060289463A1 (en) 2005-06-21 2006-12-28 Jong-Jin Kil Temperature controller and temperature control method, and heating wire therefor
DE102009034886A1 (de) 2009-07-27 2011-02-03 Rwe Ag Ladekabelstecker zur Verbindung eines Elektrofahrzeuges mit einer Ladestation
DE102012105774B3 (de) 2012-06-29 2013-10-17 Phoenix Contact Gmbh & Co. Kg Elektrischer Stecker mit Verriegelungshebel
US20140211901A1 (en) * 2013-01-21 2014-07-31 Ls Cable & System Ltd. Nuclear power plant cable and monitoring system therefor
WO2019201611A1 (fr) * 2018-04-20 2019-10-24 Innogy Se Câble d'alimentation pouvant être posé sous terre, en particulier câble sous-marin

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021213719B3 (de) 2021-12-02 2023-06-01 Zf Friedrichshafen Ag Leitungsvorrichtung zum Leiten von elektrischem Strom und Antriebssystem zum Antreiben eines Fahrzeugs

Also Published As

Publication number Publication date
DE102019129172A1 (de) 2021-04-29
EP4008013A1 (fr) 2022-06-08
CN114467153A (zh) 2022-05-10

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