{"id":195679,"date":"2008-06-22T07:33:00","date_gmt":"2008-06-22T12:33:00","guid":{"rendered":"https:\/\/www.panix.com\/~msaroff\/40years\/2008\/06\/22\/new-developments-in-darpa-hypersonics-research\/"},"modified":"2008-06-22T07:33:00","modified_gmt":"2008-06-22T12:33:00","slug":"new-developments-in-darpa-hypersonics-research","status":"publish","type":"post","link":"https:\/\/www.panix.com\/~msaroff\/40years\/2008\/06\/22\/new-developments-in-darpa-hypersonics-research\/","title":{"rendered":"New Developments in DARPA Hypersonics Research"},"content":{"rendered":"<p>DARPA has now revealed one of its hypersonic research programs,the <a href=\"http:\/\/www.aviationweek.com\/aw\/blogs\/defense\/index.jsp?plckController=Blog&amp;plckScript=blogScript&amp;plckElementId=blogDest&amp;plckBlogPage=BlogViewPost&amp;plckPostId=Blog%3A27ec4a53-dcc8-42d0-bd3a-01329aef79a7Post%3A6adbffb4-6533-460f-b531-62f7dd64ea61\">Vulcan engine<\/a>.<\/p>\n<p>The test vehicle, see below, is about the size of the Have Blue stealth prototype (smaller than a F-5)<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/img103.imageshack.us\/img103\/8538\/eb6b86b2a2b64b348a05ac9mu9.jpg\" \/><br \/>As shown in the slide, this would  use conventional fuels.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/img103.imageshack.us\/img103\/9571\/063d4d09eb064de1a1d6e2cqr8.jpg\" \/><br \/>There would be a common inlet and exhaust nozzle with the flow path varying depending on speed and altitude.  A turbojet would be used for takeoff and low speed, and as speeds increased, the inlet air would be diverted to a pulsed combustion ram\/scram jet type system.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/img103.imageshack.us\/img103\/1996\/479d2040d89344cea48c640uy0.jpg\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>DARPA has now revealed one of its hypersonic research programs,the Vulcan engine. The test vehicle, see below, is about the size of the Have Blue stealth prototype (smaller than a F-5) As shown in the slide, this would use conventional fuels. There would be a common inlet and exhaust nozzle with the flow path varying &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1007,1025],"tags":[],"class_list":["post-195679","post","type-post","status-publish","format-standard","hentry","category-aviation","category-technology"],"_links":{"self":[{"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/posts\/195679"}],"collection":[{"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/comments?post=195679"}],"version-history":[{"count":0,"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/posts\/195679\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/media?parent=195679"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/categories?post=195679"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/tags?post=195679"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}