Electric automobile torque vector control method based on hub motor temperature management

The invention provides an electric vehicle torque vector control method based on hub motor temperature management, which comprises the following steps: S1, acquiring the current real-time temperature of each hub motor, and calculating the allowable output maximum power of each hub motor; s2, accordi...

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Hauptverfasser:	CHEN YONG, NIU MINGKUI, ZHONG BINGLONG, LUO LI, YU YANG, JIN QIQIAN, XU ZHENGYUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES PERFORMING OPERATIONS TRANSPORTING VEHICLES IN GENERAL
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creator	CHEN YONG NIU MINGKUI ZHONG BINGLONG LUO LI YU YANG JIN QIQIAN XU ZHENGYUN
description	The invention provides an electric vehicle torque vector control method based on hub motor temperature management, which comprises the following steps: S1, acquiring the current real-time temperature of each hub motor, and calculating the allowable output maximum power of each hub motor; s2, according to the obtained output power, calculating output torque corresponding to a front shaft and a rear shaft; s3, calculating distribution torque of left and right wheels of a front axle and distribution torque of left and right wheels of a rear axle according to vehicle driving conditions; s4, calculating a left wheel power-assisted steering distribution torque and a right wheel power-assisted steering distribution torque; and S5, calculating the output torque of each wheel according to the distribution torque of each wheel calculated in the steps S2, S3 and S4 and the steering condition of current vehicle driving. According to the invention, better high-speed driving stability is obtained while the steering perform
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According to the invention, better high-speed driving stability is obtained while the steering perform</description><language>chi ; eng</language><subject>ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES ; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL ; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES ; PERFORMING OPERATIONS ; TRANSPORTING ; VEHICLES IN GENERAL</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&date=20240927&DB=EPODOC&CC=CN&NR=118700856A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25543,76294</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20240927&DB=EPODOC&CC=CN&NR=118700856A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>CHEN YONG</creatorcontrib><creatorcontrib>NIU MINGKUI</creatorcontrib><creatorcontrib>ZHONG BINGLONG</creatorcontrib><creatorcontrib>LUO LI</creatorcontrib><creatorcontrib>YU YANG</creatorcontrib><creatorcontrib>JIN QIQIAN</creatorcontrib><creatorcontrib>XU ZHENGYUN</creatorcontrib><title>Electric automobile torque vector control method based on hub motor temperature management</title><description>The invention provides an electric vehicle torque vector control method based on hub motor temperature management, which comprises the following steps: S1, acquiring the current real-time temperature of each hub motor, and calculating the allowable output maximum power of each hub motor; s2, according to the obtained output power, calculating output torque corresponding to a front shaft and a rear shaft; s3, calculating distribution torque of left and right wheels of a front axle and distribution torque of left and right wheels of a rear axle according to vehicle driving conditions; s4, calculating a left wheel power-assisted steering distribution torque and a right wheel power-assisted steering distribution torque; and S5, calculating the output torque of each wheel according to the distribution torque of each wheel calculated in the steps S2, S3 and S4 and the steering condition of current vehicle driving. 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subjects	ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES PERFORMING OPERATIONS TRANSPORTING VEHICLES IN GENERAL
title	Electric automobile torque vector control method based on hub motor temperature management
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