{"id":4949,"date":"2025-06-10T17:03:53","date_gmt":"2025-06-10T11:33:53","guid":{"rendered":"https:\/\/study.madeeasy.in\/?p=4949"},"modified":"2025-07-26T15:28:55","modified_gmt":"2025-07-26T09:58:55","slug":"mckee-investigation","status":"publish","type":"post","link":"https:\/\/www.madeeasy.in\/study\/me\/machine-design\/mckee-investigation","title":{"rendered":"MCKEE Investigation"},"content":{"rendered":"<p style=\"text-align: justify;\">It is done for hydro-dynamic bearing.<\/p>\n<p style=\"text-align: justify;\">Transition Graph From Thin Film to Thick Film<\/p>\n<p style=\"text-align: justify;\">Bearing characteristic number = \u03bcN\/p, it is dimensionless.<\/p>\n<p style=\"text-align: justify;\">Here, P = Unit bearing pressure<\/p>\n<p style=\"text-align: justify;\">\u03bc = Absolute viscosity<br \/>\nN = Speed (RPM)<br \/>\nAt point C, <a href=\"https:\/\/study.madeeasy.in\/ce\/fluid-mechanics\/viscosity\/\" target=\"_blank\" rel=\"noopener\">viscosity<\/a> is minimum.<\/p>\n<ul>\n<li style=\"text-align: justify;\">The value of bearing characteristic number corresponding to minimum value of <a href=\"https:\/\/study.madeeasy.in\/me\/strength-of-materials\/coefficient-of-friction\/\" target=\"_blank\" rel=\"noopener\">coefficient of friction<\/a> is called <a href=\"https:\/\/study.madeeasy.in\/me\/machine-design\/bearing-material-properties\/\" target=\"_blank\" rel=\"noopener\">bearing<\/a> modulus (K).<\/li>\n<li style=\"text-align: justify;\">Bearing should not be operated near critical value of \u2018k\u2019 because slight drop in the speed, or increase in load<br \/>\nresults in boundary lubrication.<br \/>\nIdeally it should be 5 K , but for impact fluctuating load it is 15 K.<\/li>\n<\/ul>\n<p style=\"text-align: center;\"><a class=\"btn btn-danger\" role=\"button\" href=\"https:\/\/study.madeeasy.in\/me\/machine-design\/type-of-rolling-contact-bearing\/\" target=\"_blank\" rel=\"noopener\">&lt;&lt; Previous<\/a> | <a class=\"btn btn-success\" role=\"button\" href=\"https:\/\/study.madeeasy.in\/me\/machine-design\/bearing-material-properties\/\" target=\"_blank\" rel=\"noopener\"> Next &gt;&gt;<\/a><br \/>\n<strong> Must Read: <\/strong> <a href=\"https:\/\/study.madeeasy.in\/me\/machine-design\/strength-of-welded-joints\/\" target=\"_blank\" rel=\"noopener\"><strong>What is Machine Design?<\/strong><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>It is done for hydro-dynamic bearing. Transition Graph From Thin Film to Thick Film Bearing characteristic number = \u03bcN\/p, it<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1543,10],"tags":[1576,1575],"class_list":["post-4949","post","type-post","status-publish","format-standard","hentry","category-machine-design","category-me","tag-bearing-modulus","tag-coefficient-of-friction"],"_links":{"self":[{"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/posts\/4949","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/comments?post=4949"}],"version-history":[{"count":0,"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/posts\/4949\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/media?parent=4949"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/categories?post=4949"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/tags?post=4949"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}