{"id":345127,"date":"2024-01-17T13:18:02","date_gmt":"2024-01-17T13:18:02","guid":{"rendered":"\/forum\/forums\/topic\/induced-voltage-2\/"},"modified":"2024-01-17T13:18:02","modified_gmt":"2024-01-17T13:18:02","slug":"induced-voltage-2","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/induced-voltage-2\/","title":{"rendered":"Induced voltage"},"content":{"rendered":"<p>Hi,<\/p>\n<p>I am trying to simulate a PMSM motor with currents. I give my current excitation for 3 phases as below:<\/p>\n<p>Phase A: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)-120deg)<\/p>\n<p>Phase B: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)-0deg)<\/p>\n<p>Phase C: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)+120deg)<\/p>\n<ol>\n<li>In the beginning I dont give any alignment angle in the rotation of rotor and the induced voltgae and the currents align but not perfectly. Is there a need to have alignement angle always as I believe I dont need here as I get the max torque?<\/li>\n<li>Then I take the alignment angle from no load analysis, where the Phase A flux linkage has negative maximum and at the same time the back-emf for phase A is zero. But after putting the alignment angle, I dont get the max. torque and something seems incorrect as induced voltage (voltage on load) can never be less than the back-emf. I am not sure what I am doing wrong?<\/li>\n<li>Also, since induced voltage is back-emf + voltage due to flux linking the coils, will the induced voltage and three phase currents will always be in perfect alignment?<\/li>\n<\/ol>\n<p>I am a little confused. Some help in this regard is very much appreciated. Thank you very much.<\/p>\n<p>Best regards,<\/p>\n<p>Ruchika<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"template":"","class_list":["post-345127","topic","type-topic","status-closed","hentry","topic-tag-InducedVoltage-1"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hi,I am trying to simulate a PMSM motor with currents. I give my current excitation for 3 phases as below:Phase A: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)-120deg)Phase B: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)-0deg)Phase C: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)+120deg)In the beginning I dont give any alignment angle in the rotation of rotor and the induced voltgae and the currents align but not perfectly. Is there a need to\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/induced-voltage-2\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ansys Learning Forum | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Induced voltage | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hi,I am trying to simulate a PMSM motor with currents. I give my current excitation for 3 phases as below:Phase A: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)-120deg)Phase B: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)-0deg)Phase C: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)+120deg)In the beginning I dont give any alignment angle in the rotation of rotor and the induced voltgae and the currents align but not perfectly. Is there a need to\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/induced-voltage-2\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-01-17T13:18:02+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-01-17T13:18:02+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Induced voltage | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Hi,I am trying to simulate a PMSM motor with currents. I give my current excitation for 3 phases as below:Phase A: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)-120deg)Phase B: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)-0deg)Phase C: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)+120deg)In the beginning I dont give any alignment angle in the rotation of rotor and the induced voltgae and the currents align but not perfectly. Is there a need to\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/induced-voltage-2\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"position\":2,\"name\":\"Topics\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/InducedVoltage-1\\\/#listItem\",\"name\":\"Induced-Voltage\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/InducedVoltage-1\\\/#listItem\",\"position\":3,\"name\":\"Induced-Voltage\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/InducedVoltage-1\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/induced-voltage-2\\\/#listItem\",\"name\":\"Induced voltage\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/induced-voltage-2\\\/#listItem\",\"position\":4,\"name\":\"Induced voltage\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/InducedVoltage-1\\\/#listItem\",\"name\":\"Induced-Voltage\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#organization\",\"name\":\"Ansys Learning Forum\",\"description\":\"Ansys Innovation Space\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/induced-voltage-2\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/induced-voltage-2\\\/\",\"name\":\"Induced voltage | Ansys Learning Forum\",\"description\":\"Hi,I am trying to simulate a PMSM motor with currents. I give my current excitation for 3 phases as below:Phase A: Ipeak*sin(((pi*(Mechanical_speed\\\/1rpm*NumPoles)\\\/60)*time)-120deg)Phase B: Ipeak*sin(((pi*(Mechanical_speed\\\/1rpm*NumPoles)\\\/60)*time)-0deg)Phase C: Ipeak*sin(((pi*(Mechanical_speed\\\/1rpm*NumPoles)\\\/60)*time)+120deg)In the beginning I dont give any alignment angle in the rotation of rotor and the induced voltgae and the currents align but not perfectly. Is there a need to\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/induced-voltage-2\\\/#breadcrumblist\"},\"datePublished\":\"2024-01-17T13:18:02+00:00\",\"dateModified\":\"2024-01-17T13:18:02+00:00\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/\",\"name\":\"Ansys Learning Forum\",\"description\":\"Ansys Innovation Space\",\"inLanguage\":\"en-US\",\"publisher\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#organization\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"Induced voltage | Ansys Learning Forum","description":"Hi,I am trying to simulate a PMSM motor with currents. I give my current excitation for 3 phases as below:Phase A: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)-120deg)Phase B: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)-0deg)Phase C: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)+120deg)In the beginning I dont give any alignment angle in the rotation of rotor and the induced voltgae and the currents align but not perfectly. Is there a need to","canonical_url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/induced-voltage-2\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/induced-voltage-2\/#breadcrumblist","itemListElement":[{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum#listItem","position":1,"name":"Home","item":"https:\/\/innovationspace.ansys.com\/forum","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/topics\/#listItem","name":"Topics"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/topics\/#listItem","position":2,"name":"Topics","item":"https:\/\/innovationspace.ansys.com\/forum\/topics\/","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/InducedVoltage-1\/#listItem","name":"Induced-Voltage"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/InducedVoltage-1\/#listItem","position":3,"name":"Induced-Voltage","item":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/InducedVoltage-1\/","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/induced-voltage-2\/#listItem","name":"Induced voltage"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/topics\/#listItem","name":"Topics"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/induced-voltage-2\/#listItem","position":4,"name":"Induced voltage","previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/InducedVoltage-1\/#listItem","name":"Induced-Voltage"}}]},{"@type":"Organization","@id":"https:\/\/innovationspace.ansys.com\/forum\/#organization","name":"Ansys Learning Forum","description":"Ansys Innovation Space","url":"https:\/\/innovationspace.ansys.com\/forum\/"},{"@type":"WebPage","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/induced-voltage-2\/#webpage","url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/induced-voltage-2\/","name":"Induced voltage | Ansys Learning Forum","description":"Hi,I am trying to simulate a PMSM motor with currents. I give my current excitation for 3 phases as below:Phase A: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)-120deg)Phase B: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)-0deg)Phase C: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)+120deg)In the beginning I dont give any alignment angle in the rotation of rotor and the induced voltgae and the currents align but not perfectly. Is there a need to","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#website"},"breadcrumb":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/induced-voltage-2\/#breadcrumblist"},"datePublished":"2024-01-17T13:18:02+00:00","dateModified":"2024-01-17T13:18:02+00:00"},{"@type":"WebSite","@id":"https:\/\/innovationspace.ansys.com\/forum\/#website","url":"https:\/\/innovationspace.ansys.com\/forum\/","name":"Ansys Learning Forum","description":"Ansys Innovation Space","inLanguage":"en-US","publisher":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#organization"}}]},"og:locale":"en_US","og:site_name":"Ansys Learning Forum | Ansys Innovation Space","og:type":"article","og:title":"Induced voltage | Ansys Learning Forum","og:description":"Hi,I am trying to simulate a PMSM motor with currents. I give my current excitation for 3 phases as below:Phase A: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)-120deg)Phase B: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)-0deg)Phase C: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)+120deg)In the beginning I dont give any alignment angle in the rotation of rotor and the induced voltgae and the currents align but not perfectly. Is there a need to","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/induced-voltage-2\/","article:published_time":"2024-01-17T13:18:02+00:00","article:modified_time":"2024-01-17T13:18:02+00:00","twitter:card":"summary_large_image","twitter:title":"Induced voltage | Ansys Learning Forum","twitter:description":"Hi,I am trying to simulate a PMSM motor with currents. I give my current excitation for 3 phases as below:Phase A: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)-120deg)Phase B: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)-0deg)Phase C: Ipeak*sin(((pi*(Mechanical_speed\/1rpm*NumPoles)\/60)*time)+120deg)In the beginning I dont give any alignment angle in the rotation of rotor and the induced voltgae and the currents align but not perfectly. Is there a need to"},"aioseo_meta_data":{"post_id":"345127","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"content","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":true,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"limit_modified_date":false,"created":"2024-10-28 17:04:44","updated":"2024-10-28 17:04:44","ai":null,"breadcrumb_settings":null,"seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\/topics\/\" title=\"Topics\">Topics<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/InducedVoltage-1\/\" title=\"Induced-Voltage\">Induced-Voltage<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tInduced voltage\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/innovationspace.ansys.com\/forum"},{"label":"Topics","link":"https:\/\/innovationspace.ansys.com\/forum\/topics\/"},{"label":"Induced-Voltage","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/InducedVoltage-1\/"},{"label":"Induced voltage","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/induced-voltage-2\/"}],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["55822","602"],"_bbp_author_ip":["23.52.43.16"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["541"],"_bbp_topic_status":["unanswered"],"_bbp_topic_id":["345127"],"_bbp_forum_id":["27793"],"_bbp_engagement":["602","55822"],"_bbp_voice_count":["2"],"_bbp_reply_count":["6"],"_bbp_last_reply_id":["346422"],"_bbp_last_active_id":["346422"],"_bbp_last_active_time":["2024-01-24 18:49:10"]},"test":"rusimulti-wing-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/345127","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/345127\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=345127"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}