{"id":880,"date":"2019-01-19T22:55:52","date_gmt":"2019-01-19T22:55:52","guid":{"rendered":"http:\/\/johnbrear-plantintegrity.com\/?page_id=880"},"modified":"2019-01-21T00:48:09","modified_gmt":"2019-01-21T00:48:09","slug":"a-refinery-wide-risk-based-inspection-and-life-assessment","status":"publish","type":"page","link":"https:\/\/johnbrear-plantintegrity.com\/?page_id=880","title":{"rendered":"A refinery-wide risk-based inspection and life assessment"},"content":{"rendered":"<p><strong>Plant:<\/strong><\/p>\r\n<ul>\r\n    <li>A refinery in the far-east, dating from the 1940s<\/li>\r\n    <li>Many significant changes through its life<\/li>\r\n    <li>Currently operating at 115% of design capacity<\/li>\r\n    <li>Major components have 50,000 - 250,000h service<\/li>\r\n<\/ul>\r\n<p><strong>Objective:<\/strong><\/p>\r\n<ul>\r\n    <li>To provide a <a href=\"http:\/\/johnbrear-plantintegrity.com\/?page_id=432\">Phase 1<\/a> combined remaining life study and risk based inspection and maintenance plan<\/li>\r\n    <li>To provide a basis for life extension<\/li>\r\n<\/ul>\r\n<p><strong>Scope:<\/strong><\/p>\r\n<ul>\r\n    <li>Six units, in the hydroskimming and hydrocracking complexes and the services sector<\/li>\r\n<\/ul>\r\n<figure id=\"attachment_885\" aria-describedby=\"caption-attachment-885\" style=\"width: 400px\" class=\"wp-caption alignright\"><img fetchpriority=\"high\" decoding=\"async\" src=\"http:\/\/johnbrear-plantintegrity.com\/wp-content\/uploads\/2019\/01\/RW-RBI-1.png\" alt=\"\" width=\"400\" height=\"360\" class=\"size-full wp-image-885\" \/><figcaption id=\"caption-attachment-885\" class=\"wp-caption-text\">Level 1 risk based analysis of plant items in the Catalytic Reformer unit.<\/figcaption><\/figure>\r\n<p><strong>Approach:<\/strong><\/p>\r\n<ul>\r\n    <li>A check-list Level-1 RBI method, based on an early draft of API 581, simplified to suit the client's budget<\/li>\r\n    <li>Reliance on the experience of the assessment team<\/li>\r\n    <li>Phase 1 life assessment, based on design and historical data, for all high risk component types<\/li>\r\n<\/ul>\r\n<p><strong>Results:<\/strong><\/p>\r\n<ul>\r\n    <li>Components categorised into 5 risk levels<\/li>\r\n    <li>Only the CRU reactors identified as very-high risk in the Level 1 RBI - reduced on the basis of HTHA study, creep life calculations and defect assessment.<\/li>\r\n    <li>Typically 5-8 high risk component types identified in each unit<\/li>\r\n<\/ul>\r\n<figure id=\"attachment_889\" aria-describedby=\"caption-attachment-889\" style=\"width: 400px\" class=\"wp-caption alignright\"><img decoding=\"async\" src=\"http:\/\/johnbrear-plantintegrity.com\/wp-content\/uploads\/2019\/01\/RW-RBI-2.png\" alt=\"\" width=\"400\" height=\"144\" class=\"size-full wp-image-889\" srcset=\"https:\/\/johnbrear-plantintegrity.com\/wp-content\/uploads\/2019\/01\/RW-RBI-2.png 656w, https:\/\/johnbrear-plantintegrity.com\/wp-content\/uploads\/2019\/01\/RW-RBI-2-300x107.png 300w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><figcaption id=\"caption-attachment-889\" class=\"wp-caption-text\">Level 1 risk matrix for plant items in the Catalytic Reformer unit.<\/figcaption><\/figure>\r\n<p><strong>Benefits:<\/strong><\/p>\r\n<ul>\r\n    <li>Qualitative prioritisation of component types according to risk level<\/li>\r\n    <li>Life management plan developed for all high risk component types<\/li>\r\n    <li>Inspection plan developed for all component types, covering scope, frequency, type of inspection and estimated budget<\/li>\r\n<\/ul>\r\n<p><strong>Published:<\/strong><\/p>\r\n<p>Brear, J.M. and Williamson, J,<br \/>\r\n\u201cManaging the life of high temperature refinery plant - the interaction between risk based inspection and remaining life assessment\u201d<br \/>\r\nERA Conf \u2018Engineering Asset Management for Utilities, Industry and Commerce\u2019, London, October 1998.  Paper 7.4<\/p>","protected":false},"excerpt":{"rendered":"<p>Plant: A refinery in the far-east, dating from the 1940s Many significant changes through its life Currently operating at 115% of design capacity Major components have 50,000 &#8211; 250,000h service Objective: To provide a Phase 1 combined remaining life study and risk based inspection and maintenance plan To provide a basis for life extension Scope: &hellip; <a href=\"https:\/\/johnbrear-plantintegrity.com\/?page_id=880\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">A refinery-wide risk-based inspection and life assessment<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":165,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-880","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=\/wp\/v2\/pages\/880","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=880"}],"version-history":[{"count":12,"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=\/wp\/v2\/pages\/880\/revisions"}],"predecessor-version":[{"id":894,"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=\/wp\/v2\/pages\/880\/revisions\/894"}],"up":[{"embeddable":true,"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=\/wp\/v2\/pages\/165"}],"wp:attachment":[{"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=880"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}