{"id":791,"date":"2019-01-17T21:43:27","date_gmt":"2019-01-17T21:43:27","guid":{"rendered":"http:\/\/johnbrear-plantintegrity.com\/?page_id=791"},"modified":"2019-01-18T00:22:32","modified_gmt":"2019-01-18T00:22:32","slug":"life-assessment-for-cyclic-operation","status":"publish","type":"page","link":"https:\/\/johnbrear-plantintegrity.com\/?page_id=791","title":{"rendered":"Life assessment for cyclic operation"},"content":{"rendered":"<p><strong>Plant:<\/strong><\/p>\r\n<ul>\r\n    <li>A 250MW combined-cycle plant in the UK<\/li>\r\n<\/ul>\r\n<p><strong>Objective:<\/strong><\/p>\r\n<ul>\r\n    <li>Assess the effects of changing from base load to cyclic operation<\/li>\r\n    <li>Optimise plant operation<\/li>\r\n    <li>Identify any necessary engineering or operational changes, with particular attention to condensate problems<\/li>\r\n<\/ul>\r\n<p><strong>Solution:<\/strong><\/p>\r\n<ul>\r\n    <li>Identification of critical components<\/li>\r\n    <li>Inspection and condition assessment<\/li>\r\n    <li>On-line monitoring of operational conditions, with periodic off-line analysis<\/li>\r\n    <li>Inverse design stress, creep and fatigue analysis, refined by finite element stress analysis where necessary<\/li>\r\n<\/ul>\r\n<p><strong>Benefits:<\/strong><\/p>\r\n<ul>\r\n    <li>Critical components identified, and monitoring programmes established<\/li>\r\n    <li>Particular trouble spots identified<\/li>\r\n    <li>Current condition of critical components demonstrated to be satisfactory<\/li>\r\n    <li>Typical operational transients identified and analysed<\/li>\r\n    <li>Component lives calculated, and refined by FEA as appropriate<\/li>\r\n    <li>Design and operational factors relating to vent and drain function, condensate formation during purge cycles and start-up\/shut-down procedures identified and modifications proposed<br \/>\r\n    <\/li>\r\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Plant: A 250MW combined-cycle plant in the UK Objective: Assess the effects of changing from base load to cyclic operation Optimise plant operation Identify any necessary engineering or operational changes, with particular attention to condensate problems Solution: Identification of critical components Inspection and condition assessment On-line monitoring of operational conditions, with periodic off-line analysis Inverse &hellip; <a href=\"https:\/\/johnbrear-plantintegrity.com\/?page_id=791\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Life assessment for cyclic operation<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":171,"menu_order":5,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-791","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=\/wp\/v2\/pages\/791","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=791"}],"version-history":[{"count":1,"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=\/wp\/v2\/pages\/791\/revisions"}],"predecessor-version":[{"id":792,"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=\/wp\/v2\/pages\/791\/revisions\/792"}],"up":[{"embeddable":true,"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=\/wp\/v2\/pages\/171"}],"wp:attachment":[{"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=791"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}