{"id":350,"date":"2022-08-17T23:11:50","date_gmt":"2022-08-17T23:11:50","guid":{"rendered":"https:\/\/agileaircraft.com\/?p=350"},"modified":"2024-01-01T01:12:19","modified_gmt":"2024-01-01T01:12:19","slug":"first-test-of-5-bladed-variable-pitch-rotor","status":"publish","type":"post","link":"https:\/\/agileaircraft.com\/?p=350","title":{"rendered":"First test of 5-bladed variable-pitch rotor"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/agileaircraft.com\/wp-content\/uploads\/2022\/08\/IMG-2199-1024x1024.jpg\" alt=\"\" class=\"wp-image-351\" srcset=\"https:\/\/agileaircraft.com\/wp-content\/uploads\/2022\/08\/IMG-2199-1024x1024.jpg 1024w, https:\/\/agileaircraft.com\/wp-content\/uploads\/2022\/08\/IMG-2199-300x300.jpg 300w, https:\/\/agileaircraft.com\/wp-content\/uploads\/2022\/08\/IMG-2199-150x150.jpg 150w, https:\/\/agileaircraft.com\/wp-content\/uploads\/2022\/08\/IMG-2199-768x768.jpg 768w, https:\/\/agileaircraft.com\/wp-content\/uploads\/2022\/08\/IMG-2199-1536x1536.jpg 1536w, https:\/\/agileaircraft.com\/wp-content\/uploads\/2022\/08\/IMG-2199-2048x2048.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Ready for first test mounted on measurement rig<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">See a video of this test at <a href=\"https:\/\/www.instagram.com\/agileaircraft\/\">https:\/\/www.instagram.com\/agileaircraft\/<\/a><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"724\" height=\"1024\" src=\"https:\/\/agileaircraft.com\/wp-content\/uploads\/2022\/08\/Performance_16Aug22-724x1024.png\" alt=\"\" class=\"wp-image-352\" srcset=\"https:\/\/agileaircraft.com\/wp-content\/uploads\/2022\/08\/Performance_16Aug22-724x1024.png 724w, https:\/\/agileaircraft.com\/wp-content\/uploads\/2022\/08\/Performance_16Aug22-212x300.png 212w, https:\/\/agileaircraft.com\/wp-content\/uploads\/2022\/08\/Performance_16Aug22.png 744w\" sizes=\"auto, (max-width: 724px) 100vw, 724px\" \/><figcaption class=\"wp-element-caption\">Test range limited by maximum 190 watts from battery.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The advantages of this design are<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1)&nbsp;<a href=\"https:\/\/agileaircraft.com\/?page_id=145\"><strong>Extremely quick response<\/strong><\/a>. A conventional drone must spin each rotor faster to get more lift, for example to counter a random wind gust.<br>A drone or aircraft with far quicker response could be used in new ways, such as very close to structures in windy conditions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2) <strong><a href=\"https:\/\/agileaircraft.com\/?page_id=475\" title=\"\">Low vibration in forward flight<\/a><\/strong>. Each lift-rotor blade generates more lift when advancing than when retreating, but in a 5-bladed design, the forces cancel.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3) <strong><a href=\"https:\/\/agileaircraft.com\/?page_id=25#noise\" title=\"\">Low noise<\/a><\/strong>. For the same lift and diameter, 5-blades run slower and consequently&nbsp;<a href=\"https:\/\/agileaircraft.com\/?page_id=25#noise\">quieter<\/a>&nbsp;than 2-blades.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4) <strong>Auto-rotation by default<\/strong>. For safety and simplicity, the default blade pitch is negative when not powered. The blade pitch range is readily adjustable to suit application requirements.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>See a video of this test at https:\/\/www.instagram.com\/agileaircraft\/ The advantages of this design are 1)&nbsp;Extremely quick response. A conventional drone must spin each rotor faster to get more lift, for example to counter a random wind gust.A drone or aircraft with far quicker response could be used in new ways, such as very close to [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-350","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/agileaircraft.com\/index.php?rest_route=\/wp\/v2\/posts\/350","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agileaircraft.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agileaircraft.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agileaircraft.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agileaircraft.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=350"}],"version-history":[{"count":7,"href":"https:\/\/agileaircraft.com\/index.php?rest_route=\/wp\/v2\/posts\/350\/revisions"}],"predecessor-version":[{"id":497,"href":"https:\/\/agileaircraft.com\/index.php?rest_route=\/wp\/v2\/posts\/350\/revisions\/497"}],"wp:attachment":[{"href":"https:\/\/agileaircraft.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=350"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agileaircraft.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=350"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agileaircraft.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=350"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}