{"id":697,"date":"2019-01-14T16:18:05","date_gmt":"2019-01-14T16:18:05","guid":{"rendered":"http:\/\/johnbrear-plantintegrity.com\/?page_id=697"},"modified":"2019-01-14T21:47:57","modified_gmt":"2019-01-14T21:47:57","slug":"fibre-optic-monitoring-of-steam-pipework-temperatures","status":"publish","type":"page","link":"https:\/\/johnbrear-plantintegrity.com\/?page_id=697","title":{"rendered":"Fibre-optic monitoring of steam pipework temperatures"},"content":{"rendered":"<p><strong>Component:<\/strong><\/p>\r\n<ul>\r\n    <li>High pressure steam Y-piece, operating at 535\u00b0C, on a 314MW unit<\/li>\r\n<\/ul>\r\n<p><strong>Objective<\/strong>:<\/p>\r\n<ul>\r\n    <li>Proving of an on-line monitoring system using optical fibre temperature sensors, at a field demonstration<\/li>\r\n<\/ul>\r\n<figure id=\"attachment_702\" aria-describedby=\"caption-attachment-702\" style=\"width: 410px\" class=\"wp-caption alignright\"><img fetchpriority=\"high\" decoding=\"async\" src=\"http:\/\/johnbrear-plantintegrity.com\/wp-content\/uploads\/2019\/01\/Y-fo.jpg\" alt=\"\" width=\"410\" height=\"280\" class=\"size-full wp-image-702\" srcset=\"https:\/\/johnbrear-plantintegrity.com\/wp-content\/uploads\/2019\/01\/Y-fo.jpg 614w, https:\/\/johnbrear-plantintegrity.com\/wp-content\/uploads\/2019\/01\/Y-fo-300x205.jpg 300w\" sizes=\"(max-width: 410px) 100vw, 410px\" \/><figcaption id=\"caption-attachment-702\" class=\"wp-caption-text\">Y-piece with fibre-optic temperature sensor<\/figcaption><\/figure>\r\n<p><strong>Approach: <\/strong><\/p>\r\n<ul>\r\n    <li>Optical fibre system and replacement insulation system produced in advance of plant shutdown<\/li>\r\n    <li>Development of software to calculate creep and thermal fatigue damage on-line in real time<\/li>\r\n<\/ul>\r\n<p><strong>Results: <\/strong><\/p>\r\n<ul>\r\n    <li>Installation completed and tested within shutdown timescales<\/li>\r\n    <li>Successful monitoring of start-up and steady state operation<\/li>\r\n<\/ul>\r\n<p><strong>Benefits:<\/strong><\/p>\r\n<ul>\r\n    <li>Distributed temperature monitors can be cost-effectively installed<\/li>\r\n    <li>Installation can be achieved in normal shutdown timescales<\/li>\r\n    <li>Real-time life monitoring can be achieved<\/li>\r\n    <li>Operators can evaluate mode of operation and the resulting damage<\/li>\r\n    <li>Life extension programmes can be undertaken<\/li>\r\n<\/ul>\r\n","protected":false},"excerpt":{"rendered":"<p>Component: High pressure steam Y-piece, operating at 535\u00b0C, on a 314MW unit Objective: Proving of an on-line monitoring system using optical fibre temperature sensors, at a field demonstration Approach: Optical fibre system and replacement insulation system produced in advance of plant shutdown Development of software to calculate creep and thermal fatigue damage on-line in real &hellip; <a href=\"https:\/\/johnbrear-plantintegrity.com\/?page_id=697\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Fibre-optic monitoring of steam pipework temperatures<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":167,"menu_order":3,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-697","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=\/wp\/v2\/pages\/697","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=697"}],"version-history":[{"count":8,"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=\/wp\/v2\/pages\/697\/revisions"}],"predecessor-version":[{"id":699,"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=\/wp\/v2\/pages\/697\/revisions\/699"}],"up":[{"embeddable":true,"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=\/wp\/v2\/pages\/167"}],"wp:attachment":[{"href":"https:\/\/johnbrear-plantintegrity.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=697"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}