{"id":192151,"date":"2009-05-05T05:05:00","date_gmt":"2009-05-05T10:05:00","guid":{"rendered":"https:\/\/www.panix.com\/~msaroff\/40years\/2009\/05\/05\/airbus-boeing-open-rotor-ideas-diverge\/"},"modified":"2009-05-05T05:05:00","modified_gmt":"2009-05-05T10:05:00","slug":"airbus-boeing-open-rotor-ideas-diverge","status":"publish","type":"post","link":"https:\/\/www.panix.com\/~msaroff\/40years\/2009\/05\/05\/airbus-boeing-open-rotor-ideas-diverge\/","title":{"rendered":"Airbus, Boeing Open Rotor Ideas Diverge"},"content":{"rendered":"<p><img decoding=\"async\" src=\"http:\/\/img98.imageshack.us\/img98\/8701\/aw050420091806l6636198.jpg\" style=\"margin: 0px 0px 10px 10px; float: right; cursor: pointer;\"; width=\"375\" \/>It appears that both while Boeing and Airbus are looking at &#8220;open rotor technology:, they are <a href=\"http:\/\/www.aviationweek.com\/publication\/awst\/loggedin\/AvnowStoryDisplay.do?fromChannel=awst&amp;pubKey=awst&amp;channel=awst&amp;issueDate=2009-05-04&amp;story=xml\/awst_xml\/2009\/05\/04\/AW_05_04_2009_p37-136894.xml\">moving in different directions<\/a> (<span style=\"font-style:italic;\">paid subscription required<\/span>), with Boeing focusing on an on-wing tractor propeller, and Airbus looking at a fuselage mounted pusher propeller. (shown)<\/p>\n<p>Seeing as how air flows the same way on both sides of the Atlantic, the questions is what the differences are in their requirements.<\/p>\n<p>Based on my rather uneducated gut, my guess is that a pusher system, at least one with a the tails arranged as shown would be quieter, because the tail structure masks the prop noise to a degree, and that the tractor propeller on the wing would be more efficient, because the it would be in less turbulent air.<\/p>\n<p>Additionally, the airflow over the wing from the puller props might marginally improve short field performance.<\/p>\n<p>Any thoughts?<\/p>\n","protected":false},"excerpt":{"rendered":"<p>It appears that both while Boeing and Airbus are looking at &#8220;open rotor technology:, they are moving in different directions (paid subscription required), with Boeing focusing on an on-wing tractor propeller, and Airbus looking at a fuselage mounted pusher propeller. (shown) Seeing as how air flows the same way on both sides of the Atlantic, &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-192151","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\/192151"}],"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=192151"}],"version-history":[{"count":0,"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/posts\/192151\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/media?parent=192151"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/categories?post=192151"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/tags?post=192151"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}