{"id":360568,"date":"2024-04-04T22:21:18","date_gmt":"2024-04-04T22:21:18","guid":{"rendered":"\/forum\/forums\/topic\/negative-force-in-the-translational-motion-of-the-bldc-motor\/"},"modified":"2024-04-04T22:58:01","modified_gmt":"2024-04-04T22:58:01","slug":"negative-force-in-the-translational-motion-of-the-bldc-motor","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/negative-force-in-the-translational-motion-of-the-bldc-motor\/","title":{"rendered":"Negative force in the translational motion of the BLDC motor"},"content":{"rendered":"<p>Hello.<br \/>I have designed a BLDC motor (PCB motor) in 2D space and excited it with chopped current control excitation circuit. When the motor works at its nominal operating point, negative force is obtained, which is not desirable. Is there a solution to achieve positive force?<\/p>\n<p>Thanks.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" title=\"BLDC-motor \" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/04\/04-04-2024-1712270981-PCB motor.png\" alt=\"this is what I designed. \" width=\"883\" height=\"255\"><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" title=\"Force\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/04\/04-04-2024-1712271206-Force_x.png\" alt=\"result of simulation\" width=\"759\" height=\"327\"><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/04\/04-04-2024-1712271286-Speed.png\" alt=\"Constant Speed\" width=\"774\" height=\"334\"><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" title=\"Phase Current\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/04\/04-04-2024-1712271343-Current_Phase.png\" alt=\"Current of Simulation\" width=\"763\" height=\"329\"><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/04\/04-04-2024-1712271433-Excited_Circuit.png\" alt=\"excited circuit\" width=\"753\" height=\"353\"><\/p>\n","protected":false},"template":"","class_list":["post-360568","topic","type-topic","status-closed","hentry","topic-tag-AnsysMaxwellelectronics-1","topic-tag-bldc-motor"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello.I have designed a BLDC motor (PCB motor) in 2D space and excited it with chopped current control excitation circuit. 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