{"id":14138,"date":"2016-05-26T21:31:43","date_gmt":"2016-05-26T21:31:43","guid":{"rendered":"http:\/\/www.iacdrive.com\/2016\/05\/26\/motor-output-torque-in-rotation-speed-frequency-changes\/"},"modified":"2016-05-26T21:31:43","modified_gmt":"2016-05-26T21:31:43","slug":"motor-output-torque-in-rotation-speed-frequency-changes","status":"publish","type":"post","link":"http:\/\/iacdrive.com\/?p=14138","title":{"rendered":"Motor output torque in rotation speed (frequency) changes"},"content":{"rendered":"<p>Frequency power: power supplied by the power grid (commercial power).<br \/>\nStart-up current: frequency inverter output current in motor starts.<\/p>\n<p>The motor starting torque and maximum torque by frequency inverter driving is less than direct frequency power driving.<br \/>\nMotor accelerates in constant frequency power supply has high impact, which can be reduced by using frequency inverter. Because there is a big starting current in motor acceleration if it&#8217;s powered by constant frequency power supply; when using frequency inverter, the inverter output voltage and frequency is increased gradually, so the motor starting current and impact is much lower.<\/p>\n<p>Generally, the motor torque is decreased with frequency decreases (speed reduction). By using <a href=\"http:\/\/www.iacdrive.com\">vector control frequency inverter<\/a>, to improve output torque during motor running in low speed, and even output sufficient torque at motor low speed zones.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Frequency power: power supplied by the power grid (commercial power).<br \/>\nStart-up current: frequency inverter output current in motor starts.<\/p>\n<p>The motor starting torque and maximum torque by frequency inverter driving is less than direct frequency power driving.<br \/>\nMotor accelerates in constant frequency power supply has high impact, which can be reduced by using frequency inverter. Because there is a big starting current in motor acceleration if it&#8217;s powered by constant frequency power supply; when using frequency inverter, the inverter output voltage and frequency is increased gradually, so the motor starting current and impact is much lower.<\/p>\n<p>Generally, the motor torque is decreased with frequency decreases (speed reduction). By using <a href=\"http:\/\/www.iacdrive.com\">vector control frequency inverter<\/a>, to improve output torque during motor running in low speed, and even output sufficient torque at motor low speed zones.<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[67],"tags":[],"class_list":["post-14138","post","type-post","status-publish","format-standard","hentry","category-iacdrive_blog"],"_links":{"self":[{"href":"http:\/\/iacdrive.com\/index.php?rest_route=\/wp\/v2\/posts\/14138","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/iacdrive.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/iacdrive.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"http:\/\/iacdrive.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=14138"}],"version-history":[{"count":0,"href":"http:\/\/iacdrive.com\/index.php?rest_route=\/wp\/v2\/posts\/14138\/revisions"}],"wp:attachment":[{"href":"http:\/\/iacdrive.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=14138"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/iacdrive.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=14138"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/iacdrive.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=14138"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}