EP3314764A1 - Borne réversible électronique d'un disjoncteur de protection - Google Patents

Borne réversible électronique d'un disjoncteur de protection

Info

Publication number
EP3314764A1
EP3314764A1 EP16731598.5A EP16731598A EP3314764A1 EP 3314764 A1 EP3314764 A1 EP 3314764A1 EP 16731598 A EP16731598 A EP 16731598A EP 3314764 A1 EP3314764 A1 EP 3314764A1
Authority
EP
European Patent Office
Prior art keywords
current
circuit breaker
electronic circuit
switching device
breaker terminal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP16731598.5A
Other languages
German (de)
English (en)
Inventor
Alexander Fomenko
Guido NAHLES
Carsten Plattmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Phoenix Contact GmbH and Co KG
Original Assignee
Phoenix Contact GmbH and Co KG
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 Phoenix Contact GmbH and Co KG filed Critical Phoenix Contact GmbH and Co KG
Publication of EP3314764A1 publication Critical patent/EP3314764A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/18—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to reversal of direct current
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
    • H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
    • H02H7/1213—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for DC-DC converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/32—Means for protecting converters other than automatic disconnection
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
    • H03K17/0822—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in field-effect transistor switches
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
    • H03K17/6871—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors the output circuit comprising more than one controlled field-effect transistor
    • H03K17/6874—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors the output circuit comprising more than one controlled field-effect transistor in a symmetrical configuration
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • H02H7/268—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured for dc systems

Definitions

  • the invention relates to a reversible electronic circuit breaker terminal.
  • circuit breakers for switching and securing a load in DC networks (DC networks) are already known.
  • Such circuit breakers usually have a measuring device, a control device, a drive device, and a switching device based on a power transistor.
  • circuit breakers are able to switch off the current flow in the event of a fault (eg short-circuit) or limit it to a harmless value.
  • circuit breakers are also used, for example, by the Applicant, e.g. sold under the product name CB E1 24DC ..., EC-E1 ....
  • the DC circuit breakers usually only have a very limited protection against backflow currents, since only one current can be switched or regulated from drain to source due to the technology N-MOS-FET. Thus, there is no protection in the case of a backflow, which is unsatisfactory.
  • the invention is therefore based on the object to provide an improved and cost-effective reversible electronic circuit breaker terminal, which avoids one or more disadvantages of the prior art.
  • Fig. 1 is a block diagram of a reversible according to the invention
  • Fig. 2 is a block diagram of the inventive reversible electronic
  • Circuit breaker terminal according to different embodiments in a second configuration.
  • Figures 1 and 2 each show a block diagram of a reversible electronic circuit breaker terminal according to the invention according to different
  • a reversible electronic circuit breaker terminal according to the invention, a current measuring device 1 a for measuring a current flow in a load circuit to be measured.
  • the load circuit is formed across the load 8b.
  • any form of current flow measurement can be used, for example a voltage drop across a measuring resistor (as indicated in the figures) or a magnetic field sensor, etc.
  • control device 1 b for controlling the current flow in the load circuit to be measured 8a, 8b based on a measured current flow in the load circuit to be measured 8a, 8b.
  • This controller may e.g. controlling (indirectly via a MOS-FET driver stage 4) act on the switching device 3.
  • a reversible electronic circuit breaker terminal according to the invention, a switching device 3, which controlled by the control device 1 b, the current in the load circuit 8a, 8b or switches.
  • rules can be understood as a general case in order to limit a current flow or else to limit it to 0 A, i. off.
  • the term of the rule can also include switching.
  • the switching device 3 of a reversible electronic circuit breaker terminal is based on MOS-FET technology and can bidirectionally switch the current in the load circuit 8a, 8b, i. regardless of whether the current flows towards the load or in the reverse direction, the switching device for this purpose has at least two anti-series connected MOS-FET transistors whose respective source terminal are at a common switching potential.
  • the reversible circuit breaker clamp is the same structure in Figures 1 and 2 and differs only in the nature of the externa ßeren circuit.
  • the switching device 3 is controlled by means of a MOS-FET driver stage 4.
  • the design effort can be minimized within the circuit, since no technology transition is necessary.
  • this allows an integrated design be made possible, since both the MOS-FET driver stage 4 and the switching device 3 by means of the same technology (MOS-FET - metal oxide semiconductor field-effect transistor) can be produced.
  • the switching device 3 has an independent of the current direction in the load circuit 8a, 8b short-circuit detection 2, which is suitable to control the switching device 3 directly or indirectly so that the current in the load circuit 8a , 8b can be regulated or switched off. For example, a partial flow through the load circuit 8a, 8b short-circuit detection 2, which is suitable to control the switching device 3 directly or indirectly so that the current in the load circuit 8a , 8b can be regulated or switched off. For example, a partial flow through the
  • Switching device 3 is branched off from the short-circuit detection 2 and rectified via a (bridge) rectifier and then connected to a reference value, e.g. be compared by means of an operational amplifier or a Schmitt trigger. If the current thus measured exceeds the preset value, the current can either be limited so that it remains within a permissible range, or else the current is switched off.
  • a reference value e.g. be compared by means of an operational amplifier or a Schmitt trigger.
  • a (remote) signaling device 6 is furthermore provided which signals this operating state when the switching device 3 is actuated.
  • a signal light and / or a telecommunications contact can be controlled, in which case both the possibility of signaling the function and the malfunction is possible.
  • the signaling device for further switching purposes.
  • the current measuring device and / or the control device and / or the switching device supplied with energy from the load circuit can be so that it does not require the auxiliary power supply for the operation of the reversible electronic circuit breaker terminal, whereby the wiring costs and thus also reduces the cost of installation.
  • the reversible electronic circuit breaker terminal according to the invention can be used in circuits in which the load circuit is a DC circuit or an AC circuit. Without further ado, this may be e.g. a (bridge) rectifier device may be provided which generates DC voltage from a possibly present alternating voltage. This reduces the costs of design and warehousing, while at the same time reducing the likelihood of incorrect installation.
  • a (bridge) rectifier device may be provided which generates DC voltage from a possibly present alternating voltage. This reduces the costs of design and warehousing, while at the same time reducing the likelihood of incorrect installation.
  • the reversible electronic circuit breaker terminal according to the invention is constructed on a semiconductor basis, whereby mechanically movable switching contacts that switch circuits are avoided. Mechanical switching contacts are subject to wear and are therefore error-prone.
  • a manual operation 7 can be provided, with which the switching device (indirectly) can be switched on or off.
  • a reversible electronic circuit breaker terminal allows the switching and regulation of the current in a load circuit (source - circuit breaker terminal -> load) in the event of a short circuit or overload, with the purpose to protect the load circuit by the current flow is switched off or on one for the Load circuit is limited harmless value.
  • the reversible electronic circuit breaker terminal according to the invention is particularly advantageous for applications on the low voltage level, in particular with variable current flow direction.
  • a reversible electronic circuit breaker terminal according to the invention is designed so that the load currents are monitored independently of the direction of current flow and can be limited or disconnected as needed.
  • the switching device 3 being equipped with two anti-serially connected power MOSFETs, the two MOSFET source connections forming a common point.
  • the internal measuring and control electronics are designed so that the (DC-DC) current can be measured and regulated independently of the direction of flow.
  • the short-circuit detection 2 is designed such that a short-circuit condition is detected independently of the current direction and the load circuit is switched off. As a result, the overload of the MOSFET switching devices 3 is avoided.
  • the internal electronics can be supplied with (down-transformed and / or rectified) voltage from the load circuit, wherein the reference potential of the voltage can be equal to the reference potential of the load circuit.
  • the reversible electronic circuit breaker terminal of the invention is designed for extra-low voltages, i. designed for DC voltages ⁇ 120 V, or AC voltages ⁇ 50 V.
  • the reversible electronic circuit breaker terminal according to the invention can be designed for a terminal block system, so that they can be integrated into existing terminal block PT connection terminals ... QUATTRO, as for example distributed by the applicant, in which case it is of particular advantage that the terminals IN + / OUT + of the load circuit in each case (in one plane) with a bridge shaft, eg by means of jumpers FBS ...- 5, which can be connected to the applicant.
  • the reversible electronic circuit breaker terminal according to the invention may comprise mounting means for mounting on a support rail, in particular on a hat rail.
  • the reversible electronic circuit breaker clamp according to the invention can be provided in a common pitch for terminal clamping systems, e.g. 6.2 mm wide, 5.2 mm wide, or less, or larger.
  • the reversible electronic circuit breaker terminal allows a special electromechanical construction, if both IN + / OUT + terminals of the reversible electronic circuit breaker terminal are each connected to a bridge shaft (left-sided and right-sided).
  • the peculiarity here is that now the two bridge shafts in the circuit breaker terminal mutually lead a separate potential (the unprotected IN + and protected OUT +).
  • This allows the distribution of both the unprotected IN + and the protected OUT + across the middle bridge bay of Applicant's terminal blocks, thereby the distribution and the system for the field use of special simplicity and thus error security.
  • the reversible electronic circuit breaker clamps according to the invention By means of the reversible electronic circuit breaker clamps according to the invention, it is now possible e.g. used in DC voltage applications with changeable current direction.
  • the IN + and OUT + lines can be exchanged as desired without having to turn the reversible electronic circuit breaker clamps according to the invention.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Breakers (AREA)

Abstract

L'invention concerne une borne réversible électronique d'un disjoncteur de protection comprenant : un système de mesure de courant (1a) pour mesurer un flux de courant dans un circuit de charge à mesurer (8a, 8b); un système de régulation (1b) pour commander le flux de courant dans le circuit de charge à mesurer (8a, 8b) sur la base d'un flux de courant mesuré dans le circuit de charge à mesurer (8a, 8b); un système de commutation (3) qui, commandé par le système de régulation (1b), régule ou commute le courant dans le circuit de charge (8a, 8b). Le système de commutation (3) est basé sur une technologie MOS-FET et peut commuter de manière bidirectionnelle le courant dans le circuit de charge (8a, 8b), le système de commutation comportant dans ce but deux transistors MOS-FET montés en série, dont chaque branchement de source est relié à un potentiel de commande commun.
EP16731598.5A 2015-06-23 2016-06-23 Borne réversible électronique d'un disjoncteur de protection Withdrawn EP3314764A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015211625.5A DE102015211625A1 (de) 2015-06-23 2015-06-23 Reversible elektronische Schutzschalterklemme
PCT/EP2016/064498 WO2016207264A1 (fr) 2015-06-23 2016-06-23 Borne réversible électronique d'un disjoncteur de protection

Publications (1)

Publication Number Publication Date
EP3314764A1 true EP3314764A1 (fr) 2018-05-02

Family

ID=56194495

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16731598.5A Withdrawn EP3314764A1 (fr) 2015-06-23 2016-06-23 Borne réversible électronique d'un disjoncteur de protection

Country Status (5)

Country Link
US (1) US20180183334A1 (fr)
EP (1) EP3314764A1 (fr)
CN (2) CN205986806U (fr)
DE (2) DE102015211625A1 (fr)
WO (1) WO2016207264A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017127983A1 (de) 2017-11-27 2019-05-29 Beckhoff Automation Gmbh Sicherungsmodul und feldbussystem mit sicherungsmodul
DE102017012069A1 (de) * 2017-12-29 2019-07-04 Thomas Kliem Elektronische Schaltungsanordnung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4680490A (en) 1985-04-02 1987-07-14 Gould Inc. MOSFET AC switch
US5006737A (en) 1989-04-24 1991-04-09 Motorola Inc. Transformerless semiconductor AC switch having internal biasing means
DE4117122A1 (de) * 1991-05-25 1992-11-26 Abb Patent Gmbh Schaltung zur steuerung eines wechselstromes
DE19548612B4 (de) * 1995-12-23 2005-10-06 Robert Bosch Gmbh Mehrkreisiges Fahrzeugbordnetz mit einem elektronischen Analogschalter
SE514786C2 (sv) * 1998-09-02 2001-04-23 Scania Cv Ab Elsystem för motorfordon med dubbla batterier
DE10003731B4 (de) * 2000-01-28 2012-01-26 Robert Bosch Gmbh Verwendung einer elektronischen Schaltvorrichtung zum zeitweiligen Verbinden einer Batterie mit einem Verbraucher in einem Zweispannungsbordnetz
TWI249287B (en) * 2003-06-25 2006-02-11 Matsushita Electric Works Ltd Electronic switch
US7457092B2 (en) * 2005-12-07 2008-11-25 Alpha & Omega Semiconductor, Lld. Current limited bilateral MOSFET switch with reduced switch resistance and lower manufacturing cost
DE102006022158A1 (de) * 2006-05-12 2007-11-15 Beckhoff Automation Gmbh Leistungsschaltung mit Kurzschlussschutzschaltung
EP2562896A3 (fr) * 2011-08-23 2013-11-06 Magna E-Car Systems GmbH & Co OG Circuit de commande destiné à limiter un courant de charge, commutation de charge et véhicule automobile
FR3008244B1 (fr) * 2013-07-04 2017-04-14 Ece Dispositif et procede de protection contre des courants de fuite

Also Published As

Publication number Publication date
DE102015211625A1 (de) 2016-12-29
CN107735916A (zh) 2018-02-23
US20180183334A1 (en) 2018-06-28
DE202016008824U1 (de) 2019-12-16
CN205986806U (zh) 2017-02-22
WO2016207264A1 (fr) 2016-12-29

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