{"id":8907,"date":"2020-05-08T14:54:26","date_gmt":"2020-05-08T12:54:26","guid":{"rendered":"https:\/\/jonker-sailplanes.com\/?p=8907"},"modified":"2025-07-25T15:00:16","modified_gmt":"2025-07-25T13:00:16","slug":"why-you-should-avoid-too-large-winglets-from-our-aerodynamic-chief-engineer-johan-bosman","status":"publish","type":"post","link":"https:\/\/jonker-sailplanes.com\/de\/why-you-should-avoid-too-large-winglets-from-our-aerodynamic-chief-engineer-johan-bosman\/","title":{"rendered":"Why you should avoid too large winglets &#8211; from our Aerodynamic Chief Engineer Johan Bosman"},"content":{"rendered":"<p class=\"wp-block-paragraph\">The image shows a flow field around a wing tip without a\u00a0<a href=\"https:\/\/web.facebook.com\/hashtag\/winglet?__eep__=6&amp;source=feed_text&amp;epa=HASHTAG&amp;__xts__%5B0%5D=68.ARCm5KZevXm6rW_XWzhOMNUsaZYuokMOdewAjFkTgrZGFTbcVfeYCNx9_mc87M9Yy4J_S0o32YwNXHGSGYJ7aEuTEjjz9X07G7cBqTWAplVs5RpsP2rJhKdbquSAdWvOohL36Di9ck4AgI-_wlsaqt9JlScipSmIy6UqkzIR9LK7QEayfuOv6dHzQuIs2dhDdm9oX2GbQ8Bn2AIJyCvFsVhCscE1bV4XN2urQ-B9N1PGE6JtEGqq1l3s6u9nYrJWHy9VjnN6qolTfGNHllNkk7TOxpfcHS8tnbSvPu1kzVzZoJKKeiA5f8a4tRt3iqUW7uM1pAJudTlg0g_MzDef&amp;__tn__=%2ANK-R\">#winglet<\/a>. More precisely, it shows the extent of positive inflow angles at the tip region. The addition of a winglet would utilize this flow field and increase performance, only if it is inside the boundary of positive inflow angles. At higher flight speeds, the positive-inflow-angle flow field becomes smaller and areas of the winglet outside would have little benefit and creates additional drag. So that is why folks, you should avoid too large winglets !!\u00a0<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/scontent.fpry1-1.fna.fbcdn.net\/v\/t1.0-0\/s526x296\/90528979_10157271851980669_1711910291295436800_n.png?_nc_cat=111&amp;_nc_sid=8024bb&amp;_nc_eui2=AeGQcZhNzv9TlN8HhoEHY_VCo7owV_O7l_OjujBX87uX87Dl1qsBm66GuwvEjUo253w&amp;_nc_ohc=rqoItCoCdwIAX9AgG5T&amp;_nc_pt=5&amp;_nc_ht=scontent.fpry1-1.fna&amp;oh=160fb15cacf525647da7adfa53e4242d&amp;oe=5EDB52E7\" alt=\"Image may contain: text\"\/><\/figure><\/div>","protected":false},"excerpt":{"rendered":"<p>The image shows a flow field around a wing tip without a\u00a0#winglet. More precisely, it shows the extent of positive inflow angles at the tip region. The addition of a winglet would utilize this flow field and increase performance, only if it is inside the boundary of positive inflow angles. At higher flight speeds, the positive-inflow-angle flow field becomes smaller and areas of the winglet outside would have little benefit and creates additional drag. So that is why folks, you should avoid too large winglets !!\u00a0<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[319],"tags":[],"class_list":["post-8907","post","type-post","status-publish","format-standard","hentry","category-tech-talks"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.0.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"The image shows a flow field around a wing tip without a #winglet. More precisely, it shows the extent of positive inflow angles at the tip region. The addition of a winglet would utilize this flow field and increase performance, only if it is inside the boundary of positive inflow angles. At higher flight speeds, the\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"jon1q2w3e\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/jonker-sailplanes.com\/de\/why-you-should-avoid-too-large-winglets-from-our-aerodynamic-chief-engineer-johan-bosman\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.0.1\" \/>\n\t\t<meta property=\"og:locale\" content=\"de_DE\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Jonker Sailplanes |\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Why you should avoid too large winglets \u2013 from our Aerodynamic Chief Engineer Johan Bosman | Jonker Sailplanes\" \/>\n\t\t<meta property=\"og:description\" content=\"The image shows a flow field around a wing tip without a #winglet. More precisely, it shows the extent of positive inflow angles at the tip region. The addition of a winglet would utilize this flow field and increase performance, only if it is inside the boundary of positive inflow angles. At higher flight speeds, the\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/jonker-sailplanes.com\/de\/why-you-should-avoid-too-large-winglets-from-our-aerodynamic-chief-engineer-johan-bosman\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2020-05-08T12:54:26+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2025-07-25T13:00:16+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Why you should avoid too large winglets \u2013 from our Aerodynamic Chief Engineer Johan Bosman | Jonker Sailplanes\" \/>\n\t\t<meta name=\"twitter:description\" content=\"The image shows a flow field around a wing tip without a #winglet. More precisely, it shows the extent of positive inflow angles at the tip region. The addition of a winglet would utilize this flow field and increase performance, only if it is inside the boundary of positive inflow angles. 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