{"id":616047,"date":"2019-05-07T09:26:10","date_gmt":"2019-05-07T13:26:10","guid":{"rendered":"https:\/\/ntrs.nasa.gov\/search.jsp?R=20190004990"},"modified":"2019-05-07T09:26:10","modified_gmt":"2019-05-07T13:26:10","slug":"dgen-aeropropulsion-research-turbofan-dart-core-combustor-noise-infinite-tube-probe-itp-transfer-function","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=616047","title":{"rendered":"DGEN Aeropropulsion Research Turbofan (DART) Core\/Combustor-Noise Infinite-Tube-Probe (ITP) Transfer Function"},"content":{"rendered":"<p>Abstract: Direct measurements of turbofan engine core unsteady pressure is complicated by the extreme thermal environment within the engine, preventing currently available transducers from operating. It is necessary to use a remote measurement configuration such as an infinite-tube-probe (ITP) configuration in which the transducer is teed into a line pneumatically coupled with the location of interest and the other end of the ITP contains an &#8220;infinite&#8221; waveguide designed to prevent any reflections. Thi&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Abstract: Direct measurements of turbofan engine core unsteady pressure is complicated by the extreme thermal environment within the engine, preventing currently available transducers from operating. It is necessary to use a remote measurement configur&#8230;<\/p>\n","protected":false},"author":60,"featured_media":615444,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-616047","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/616047","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/users\/60"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=616047"}],"version-history":[{"count":1,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/616047\/revisions"}],"predecessor-version":[{"id":616048,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/616047\/revisions\/616048"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/media\/615444"}],"wp:attachment":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=616047"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=616047"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=616047"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}