{"id":94452,"date":"2019-08-05T09:03:07","date_gmt":"2019-08-05T16:03:07","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2019\/08\/polyphase-system"},"modified":"2019-08-05T09:03:07","modified_gmt":"2019-08-05T16:03:07","slug":"polyphase-system","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2019\/08\/polyphase-system","title":{"rendered":"Polyphase system"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/polyphase-system3.jpg\"><\/a><\/p>\n<p>A <b>polyphase system<\/b> is a means of <a href=\"https:\/\/en.wikipedia.org\/wiki\/Electric_power_distribution\" title=\"Electric power distribution\">distributing<\/a> <a href=\"https:\/\/en.wikipedia.org\/wiki\/Alternating_current\" title=\"Alternating current\">alternating-current<\/a> <a href=\"https:\/\/en.wikipedia.org\/wiki\/Electric_power\" title=\"Electric power\">electrical power<\/a> where the power transfer is constant during each electrical cycle. Polyphase systems have three or more energized <a href=\"https:\/\/en.wikipedia.org\/wiki\/Electrical_conductor\" title=\"Electrical conductor\">electrical conductors<\/a> carrying alternating currents with a defined phase angle between the voltage waves in each conductor; for three-phase voltage, the phase angle is 120\u00b0 or ~2.09 radians. Polyphase systems are particularly useful for transmitting power to <a href=\"https:\/\/en.wikipedia.org\/wiki\/Electric_motor\" title=\"Electric motor\">electric motors<\/a> which rely on alternating current to rotate. The most common example is the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Three-phase_electric_power\" title=\"Three-phase electric power\">three-phase power<\/a> system used for industrial applications and for <a href=\"https:\/\/en.wikipedia.org\/wiki\/Power_transmission\" title=\"Power transmission\">power transmission<\/a>. Compared to a single-phase, two-wire system, a three-phase three-wire system transmits three times as much power for the same conductor size and voltage.<\/p>\n<p>Systems with more than three phases are often used for rectifier and power conversion systems, and have been studied for power transmission.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A polyphase system is a means of distributing alternating-current electrical power where the power transfer is constant during each electrical cycle. Polyphase systems have three or more energized electrical conductors carrying alternating currents with a defined phase angle between the voltage waves in each conductor; for three-phase voltage, the phase angle is 120\u00b0 or ~2.09 [\u2026]<\/p>\n","protected":false},"author":513,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1497],"tags":[],"class_list":["post-94452","post","type-post","status-publish","format-standard","hentry","category-energy"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/94452","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/513"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=94452"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/94452\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=94452"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=94452"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=94452"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}