FR3083391B1 - PROCESS FOR DIAGNOSING A POWER BRIDGE CONNECTED TO A ROTATING ELECTRIC MACHINE - Google Patents

PROCESS FOR DIAGNOSING A POWER BRIDGE CONNECTED TO A ROTATING ELECTRIC MACHINE Download PDF

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Publication number
FR3083391B1
FR3083391B1 FR1856058A FR1856058A FR3083391B1 FR 3083391 B1 FR3083391 B1 FR 3083391B1 FR 1856058 A FR1856058 A FR 1856058A FR 1856058 A FR1856058 A FR 1856058A FR 3083391 B1 FR3083391 B1 FR 3083391B1
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FR
France
Prior art keywords
detection voltage
positive detection
diagnosing
electric machine
voltage
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.)
Active
Application number
FR1856058A
Other languages
French (fr)
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FR3083391A1 (en
Inventor
Yann Lecocq
Mathieu Bertrand
Romuald Morvany
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.)
Valeo Equipements Electriques Moteur SAS
Original Assignee
Valeo Equipements Electriques Moteur SAS
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.)
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Publication date
Application filed by Valeo Equipements Electriques Moteur SAS filed Critical Valeo Equipements Electriques Moteur SAS
Priority to FR1856058A priority Critical patent/FR3083391B1/en
Publication of FR3083391A1 publication Critical patent/FR3083391A1/en
Application granted granted Critical
Publication of FR3083391B1 publication Critical patent/FR3083391B1/en
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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
    • 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
    • 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
    • H02H7/122—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 inverters, i.e. DC/AC converters
    • H02H7/1225—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 inverters, i.e. DC/AC converters responsive to internal faults, e.g. shoot-through
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/26—Devices for sensing voltage, or actuated thereby, e.g. overvoltage protection devices
    • 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
    • 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
    • H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • H02M7/66—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output with possibility of reversal
    • H02M7/68—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output with possibility of reversal by static converters
    • H02M7/72—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output with possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/79—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output with possibility of reversal 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
    • H02M7/797—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output with possibility of reversal 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
    • 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
    • H03K17/081—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit
    • H03K17/0812—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the control circuit
    • H03K17/08122—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the control circuit in field-effect transistor switches

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Inverter Devices (AREA)

Abstract

L'invention concerne notamment un bras de commutation (10) comprenant un premier interrupteur (Q1) et un deuxième interrupteur (Q11) caractérisé en ce qu'il comprend un dispositif de diagnostic comprenant : ○ un premier circuit (110) conçu pour générer une première tension de détection représentative de la tension entre la première borne d'entrée de courant et la première borne de sortie de courant ; ○ un deuxième circuit (330) conçu pour générer une deuxième tension de détection positive et une troisième tension de détection positive, la deuxième tension de détection positive étant inférieure à la troisième tension de détection positive lorsque la première tension de détection dépasse un premier seuil strictement supérieur à zéro ; ○ un comparateur de tension (X1) configuré pour comparer la deuxième tension de détection positive à la troisième tension de détection positive et pour générer une tension de détection d'avalanche (ASC_LS) en fonction du résultat de la comparaison.The invention relates in particular to a switching arm (10) comprising a first switch (Q1) and a second switch (Q11) characterized in that it comprises a diagnostic device comprising: ○ a first circuit (110) designed to generate a first detection voltage representative of the voltage between the first current input terminal and the first current output terminal; ○ a second circuit (330) designed to generate a second positive detection voltage and a third positive detection voltage, the second positive detection voltage being less than the third positive detection voltage when the first detection voltage exceeds a first threshold strictly greater than zero; ○ a voltage comparator (X1) configured to compare the second positive detection voltage to the third positive detection voltage and to generate an avalanche detection voltage (ASC_LS) according to the result of the comparison.

FR1856058A 2018-06-29 2018-06-29 PROCESS FOR DIAGNOSING A POWER BRIDGE CONNECTED TO A ROTATING ELECTRIC MACHINE Active FR3083391B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1856058A FR3083391B1 (en) 2018-06-29 2018-06-29 PROCESS FOR DIAGNOSING A POWER BRIDGE CONNECTED TO A ROTATING ELECTRIC MACHINE

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1856058 2018-06-29
FR1856058A FR3083391B1 (en) 2018-06-29 2018-06-29 PROCESS FOR DIAGNOSING A POWER BRIDGE CONNECTED TO A ROTATING ELECTRIC MACHINE

Publications (2)

Publication Number Publication Date
FR3083391A1 FR3083391A1 (en) 2020-01-03
FR3083391B1 true FR3083391B1 (en) 2021-05-07

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
FR1856058A Active FR3083391B1 (en) 2018-06-29 2018-06-29 PROCESS FOR DIAGNOSING A POWER BRIDGE CONNECTED TO A ROTATING ELECTRIC MACHINE

Country Status (1)

Country Link
FR (1) FR3083391B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025215308A1 (en) 2024-04-10 2025-10-16 Stellantis Auto Sas Electrical system comprising a power battery suitable for activating a short-circuit mode of an electric machine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6580627B2 (en) * 2001-01-29 2003-06-17 International Rectifier Corporation Voltage sensing with high and low side signals for deadtime compensation and shutdown for short circuit protection
EP1779503A2 (en) * 2004-07-05 2007-05-02 Moteurs Leroy-Somer Rectifier and system for controlling the speed of an electric motor
JP5786890B2 (en) * 2013-04-26 2015-09-30 トヨタ自動車株式会社 Driving apparatus and switching circuit control method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025215308A1 (en) 2024-04-10 2025-10-16 Stellantis Auto Sas Electrical system comprising a power battery suitable for activating a short-circuit mode of an electric machine
FR3161321A1 (en) 2024-04-10 2025-10-17 Stellantis Auto Sas ELECTRICAL SYSTEM COMPRISING A POWER BATTERY ADAPTED TO ACTIVATE A SHORT-CIRCUIT MODE OF AN ELECTRICAL MACHINE

Also Published As

Publication number Publication date
FR3083391A1 (en) 2020-01-03

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