Motor stalling heating control method, controller assembly and electric vehicle

The invention discloses a motor stalling heating control method, a controller assembly and an electric vehicle, and belongs to the technical field of motor control. When the motor is subjected to locked-rotor heating, the locked-rotor heating current output by the motor is controlled to be circularl...

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Hauptverfasser: YAN LEYANG, LEI LINGDING, JIN XIAOLONG
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creator YAN LEYANG
LEI LINGDING
JIN XIAOLONG
description The invention discloses a motor stalling heating control method, a controller assembly and an electric vehicle, and belongs to the technical field of motor control. When the motor is subjected to locked-rotor heating, the locked-rotor heating current output by the motor is controlled to be circularly switched between at least two current working points, so that three phases of the motor are uniformly heated; wherein the current working points are determined according to a torque range interval of the motor and an output power demand of the motor and are distributed on two sides of a d axis in a preset dq coordinate system, and the torque range interval is an interval formed by an equal torque line of the motor surrounding the d axis; any torque in the torque range interval is smaller than or equal to the maximum torque allowed to be output by the motor, and the vehicle is kept in a static state when the maximum torque allowed to be output by the motor, so that the locked-rotor heating current output by the mo
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When the motor is subjected to locked-rotor heating, the locked-rotor heating current output by the motor is controlled to be circularly switched between at least two current working points, so that three phases of the motor are uniformly heated; wherein the current working points are determined according to a torque range interval of the motor and an output power demand of the motor and are distributed on two sides of a d axis in a preset dq coordinate system, and the torque range interval is an interval formed by an equal torque line of the motor surrounding the d axis; any torque in the torque range interval is smaller than or equal to the maximum torque allowed to be output by the motor, and the vehicle is kept in a static state when the maximum torque allowed to be output by the motor, so that the locked-rotor heating current output by the mo</description><language>chi ; eng</language><subject>BASIC ELECTRIC ELEMENTS ; CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS ; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS ; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ; ELECTRICITY ; GENERATION ; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY</subject><creationdate>2024</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20240709&amp;DB=EPODOC&amp;CC=CN&amp;NR=118316350A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20240709&amp;DB=EPODOC&amp;CC=CN&amp;NR=118316350A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>YAN LEYANG</creatorcontrib><creatorcontrib>LEI LINGDING</creatorcontrib><creatorcontrib>JIN XIAOLONG</creatorcontrib><title>Motor stalling heating control method, controller assembly and electric vehicle</title><description>The invention discloses a motor stalling heating control method, a controller assembly and an electric vehicle, and belongs to the technical field of motor control. 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language chi ; eng
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subjects BASIC ELECTRIC ELEMENTS
CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS
CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRICITY
GENERATION
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
title Motor stalling heating control method, controller assembly and electric vehicle
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