{"id":187105,"date":"2013-06-15T21:45:00","date_gmt":"2013-06-16T02:45:00","guid":{"rendered":"https:\/\/www.panix.com\/~msaroff\/40years\/2013\/06\/15\/ok-im-impressed-with-this-vid-of-the-pak-fa\/"},"modified":"2013-06-15T21:45:00","modified_gmt":"2013-06-16T02:45:00","slug":"ok-im-impressed-with-this-vid-of-the-pak-fa","status":"publish","type":"post","link":"https:\/\/www.panix.com\/~msaroff\/40years\/2013\/06\/15\/ok-im-impressed-with-this-vid-of-the-pak-fa\/","title":{"rendered":"OK, I&#8217;m Impressed With this Vid of the PAK-FA"},"content":{"rendered":"<p>Here is a video of the Russian PAK-FA in flight test.<\/p>\n<p>It appears to be in a flat spin that it recovers from fairly easily.<\/p>\n<p><iframe loading=\"lazy\" allowfullscreen=\"\" frameborder=\"0\" height=\"281\" src=\"http:\/\/www.youtube.com\/embed\/IfG0dr8cPRU\" width=\"500\"><\/iframe><\/p>\n<p>It looks like the &#8220;stinger&#8221; between the engines has been slightly modified, probably to accommodate an anti-spin chute. <\/p>\n<p>I think that this video highlights a difference between Russian and US philosophies on stealthy airframes.<\/p>\n<p>Specifically, the US focuses a lot more on the stealth aspects, while the Russians are more focused on outright aerodynamic performance.<\/p>\n<p>An example of this is the cooling arrangements.<\/p>\n<p>The US F-22 and F-35 are constructed much like thermos bottles, with the cooling being accomplished by dumping heat the fuel before it is burnt.<\/p>\n<p>It makes for an airframe free of radar reflectors that might be created by cooling scoops, but it also means that about 10% of the fuel on an aircraft is unusable, because it needs to stay on the aircraft as a heat sink.<\/p>\n<p>By the comparison, the PAK-FA prototypes (This may change with the final model) seem to have a fair numbers of inlets and exhausts.<\/p>\n<p>I am not sure how this will all play out, though I think that the Russian aircraft will be easier for a low tech military to maintain, though that has been the case since WWII. <\/p>\n<p>H\/t <a href=\"http:\/\/www.flightglobal.com\/blogs\/the-dewline\/2013\/06\/sukhoi-paf-fa-spin-recovery-fo.html\">The DEW Line<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Here is a video of the Russian PAK-FA in flight test. It appears to be in a flat spin that it recovers from fairly easily. It looks like the &#8220;stinger&#8221; between the engines has been slightly modified, probably to accommodate an anti-spin chute. I think that this video highlights a difference between Russian and US &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1007,1006,1027],"tags":[],"class_list":["post-187105","post","type-post","status-publish","format-standard","hentry","category-aviation","category-military","category-video"],"_links":{"self":[{"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/posts\/187105"}],"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=187105"}],"version-history":[{"count":0,"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/posts\/187105\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/media?parent=187105"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/categories?post=187105"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/tags?post=187105"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}