Motor heating method and device, motor controller, electric vehicle and storage medium
The invention discloses a motor heating method and device, a motor controller, an electric automobile and a storage medium, and relates to the technical field of electric automobiles, the method is applied to the motor controller, and the method comprises the steps of obtaining a motor heating instr...
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| creator | YAN LEYANG LIU LIBO JIN XIAOLONG |
| description | The invention discloses a motor heating method and device, a motor controller, an electric automobile and a storage medium, and relates to the technical field of electric automobiles, the method is applied to the motor controller, and the method comprises the steps of obtaining a motor heating instruction; obtaining a target high-frequency rotating current vector according to the motor heating instruction, wherein the target high-frequency rotating current vector comprises a target current amplitude and a target rotating frequency; and controlling the motor to work in an out-of-step operation mode according to the target high-frequency rotating current vector so as to generate motor loss which comprises copper loss and iron loss. The problem that in the prior art, motor heating is unbalanced in three-phase winding heating, and the motor performance is affected is solved, and the effect of improving the efficiency of heating the power battery through motor heating in the electric automobile is achieved.
本发明公开了 |
| format | Patent |
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本发明公开了</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>2023</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=20230602&DB=EPODOC&CC=CN&NR=116208048A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25544,76293</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20230602&DB=EPODOC&CC=CN&NR=116208048A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>YAN LEYANG</creatorcontrib><creatorcontrib>LIU LIBO</creatorcontrib><creatorcontrib>JIN XIAOLONG</creatorcontrib><title>Motor heating method and device, motor controller, electric vehicle and storage medium</title><description>The invention discloses a motor heating method and device, a motor controller, an electric automobile and a storage medium, and relates to the technical field of electric automobiles, the method is applied to the motor controller, and the method comprises the steps of obtaining a motor heating instruction; obtaining a target high-frequency rotating current vector according to the motor heating instruction, wherein the target high-frequency rotating current vector comprises a target current amplitude and a target rotating frequency; and controlling the motor to work in an out-of-step operation mode according to the target high-frequency rotating current vector so as to generate motor loss which comprises copper loss and iron loss. The problem that in the prior art, motor heating is unbalanced in three-phase winding heating, and the motor performance is affected is solved, and the effect of improving the efficiency of heating the power battery through motor heating in the electric automobile is achieved.
本发明公开了</description><subject>BASIC ELECTRIC ELEMENTS</subject><subject>CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS</subject><subject>CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS</subject><subject>CONVERSION OR DISTRIBUTION OF ELECTRIC POWER</subject><subject>ELECTRICITY</subject><subject>GENERATION</subject><subject>PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2023</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNzL0KwjAUhuEuDqLew3Gv0KpIVymKi07iWsLJZxPIT0mOvX5L8QKc3uXhXRave5SYyECJDT15iImaVNCkMVpGSX4GHIOk6BxSSXBgSZZphLHsMPM8KdVjOmj78eti8VYuY_PrqtheL8_2tsMQO-RBMQKkax91fdpXTXVszod_zBf6ZDlP</recordid><startdate>20230602</startdate><enddate>20230602</enddate><creator>YAN LEYANG</creator><creator>LIU LIBO</creator><creator>JIN XIAOLONG</creator><scope>EVB</scope></search><sort><creationdate>20230602</creationdate><title>Motor heating method and device, motor controller, electric vehicle and storage medium</title><author>YAN LEYANG ; LIU LIBO ; JIN XIAOLONG</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN116208048A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2023</creationdate><topic>BASIC ELECTRIC ELEMENTS</topic><topic>CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS</topic><topic>CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS</topic><topic>CONVERSION OR DISTRIBUTION OF ELECTRIC POWER</topic><topic>ELECTRICITY</topic><topic>GENERATION</topic><topic>PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY</topic><toplevel>online_resources</toplevel><creatorcontrib>YAN LEYANG</creatorcontrib><creatorcontrib>LIU LIBO</creatorcontrib><creatorcontrib>JIN XIAOLONG</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>YAN LEYANG</au><au>LIU LIBO</au><au>JIN XIAOLONG</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Motor heating method and device, motor controller, electric vehicle and storage medium</title><date>2023-06-02</date><risdate>2023</risdate><abstract>The invention discloses a motor heating method and device, a motor controller, an electric automobile and a storage medium, and relates to the technical field of electric automobiles, the method is applied to the motor controller, and the method comprises the steps of obtaining a motor heating instruction; obtaining a target high-frequency rotating current vector according to the motor heating instruction, wherein the target high-frequency rotating current vector comprises a target current amplitude and a target rotating frequency; and controlling the motor to work in an out-of-step operation mode according to the target high-frequency rotating current vector so as to generate motor loss which comprises copper loss and iron loss. The problem that in the prior art, motor heating is unbalanced in three-phase winding heating, and the motor performance is affected is solved, and the effect of improving the efficiency of heating the power battery through motor heating in the electric automobile is achieved.
本发明公开了</abstract><oa>free_for_read</oa></addata></record> |
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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 heating method and device, motor controller, electric vehicle and storage medium |
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