{"id":682902,"date":"2024-11-23T20:27:26","date_gmt":"2024-11-23T19:27:26","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=682902"},"modified":"2024-11-23T20:27:26","modified_gmt":"2024-11-23T19:27:26","slug":"anh-huong-cua-nhiet-do-len-hieu-suat-cua-may-bay-khong-nguoi-lai","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/anh-huong-cua-nhiet-do-len-hieu-suat-cua-may-bay-khong-nguoi-lai\/","title":{"rendered":"\u1ea2nh h\u01b0\u1edfng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 l\u00ean hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y bay kh\u00f4ng ng\u01b0\u1eddi l\u00e1i"},"content":{"rendered":"<p class=\"sidekick\">T\u00ecm hi\u1ec3u \u1ea2nh h\u01b0\u1edfng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 l\u00ean hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y bay kh\u00f4ng ng\u01b0\u1eddi l\u00e1i, gi\u00fap n\u00e2ng cao hi\u1ec3u bi\u1ebft v\u1ec1 \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt nhi\u1ec7t trong c\u00f4ng ngh\u1ec7 hi\u1ec7n \u0111\u1ea1i.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/anh_huong_cua_nhiet_do_len_hieu_suat_cua_may_bay_khong_nguoi_lai.png\" alt=\"\u1ea2nh h\u01b0\u1edfng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 l\u00ean hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y bay kh\u00f4ng ng\u01b0\u1eddi l\u00e1i\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\u1ea2nh h\u01b0\u1edfng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 l\u00ean hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y bay kh\u00f4ng ng\u01b0\u1eddi l\u00e1i<\/h2>\n<p>M\u00e1y bay kh\u00f4ng ng\u01b0\u1eddi l\u00e1i (UAV) ng\u00e0y c\u00e0ng tr\u1edf n\u00ean quan tr\u1ecdng trong nhi\u1ec1u l\u0129nh v\u1ef1c nh\u01b0 qu\u00e2n s\u1ef1, n\u00f4ng nghi\u1ec7p, gi\u00e1m s\u00e1t v\u00e0 giao h\u00e0ng. Hi\u1ec7u su\u1ea5t c\u1ee7a UAV ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1, trong \u0111\u00f3 nhi\u1ec7t \u0111\u1ed9 l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng. H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u c\u00e1ch th\u1ee9c nhi\u1ec7t \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a UAV.<\/p>\n<h2>1. \u1ea2nh h\u01b0\u1edfng l\u00ean \u0111\u1ed9ng c\u01a1<\/h2>\n<p>\u0110\u1ed9ng c\u01a1 c\u1ee7a UAV, bao g\u1ed3m \u0111\u1ed9ng c\u01a1 \u0111\u1ed1t trong v\u00e0 \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n, b\u1ecb \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 b\u1edfi nhi\u1ec7t \u0111\u1ed9.<\/p>\n<p><u1><\/p>\n<li><strong>\u0110\u1ed9ng c\u01a1 \u0111\u1ed1t trong:<\/strong> \u1ede nhi\u1ec7t \u0111\u1ed9 cao, kh\u00f4ng kh\u00ed \u00edt \u0111\u1eadm \u0111\u1eb7c h\u01a1n, l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng oxy v\u00e0o \u0111\u1ed9ng c\u01a1, d\u1eabn \u0111\u1ebfn gi\u1ea3m c\u00f4ng su\u1ea5t. C\u00f4ng th\u1ee9c t\u00ednh m\u1ed1i quan h\u1ec7 n\u00e0y l\u00e0:<\/li>\n<p><\/u1><\/p>\n<p>\\(P \\propto \\frac{m_{oxy}}{V}\\), trong \u0111\u00f3:<br \/>\n  \\(P\\) l\u00e0 c\u00f4ng su\u1ea5t,<br \/>\n  \\(m_{oxy}\\) l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng oxy,<br \/>\n  \\(V\\) l\u00e0 th\u1ec3 t\u00edch.<\/p>\n<p><u1><\/p>\n<li><strong>\u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n:<\/strong> Nhi\u1ec7t \u0111\u1ed9 t\u0103ng cao c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t c\u1ee7a pin v\u00e0 \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n do t\u0103ng tr\u1edf kh\u00e1ng n\u1ed9i c\u1ee7a pin v\u00e0 t\u0103ng \u0111\u1ed9 d\u1eabn nhi\u1ec7t c\u1ee7a cu\u1ed9n d\u00e2y \u0111\u1ed9ng c\u01a1.<\/li>\n<p><\/u1> <\/p>\n<h2>2. \u1ea2nh h\u01b0\u1edfng l\u00ean c\u00e1nh v\u00e0 th\u00e2n m\u00e1y bay<\/h2>\n<p>C\u00e1nh v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn kh\u00e1c c\u1ee7a UAV c\u0169ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng.<\/p>\n<p><u1><\/p>\n<li><strong>\u0110\u1ed9 n\u1ed5i c\u1ee7a c\u00e1nh:<\/strong> \u1ede nhi\u1ec7t \u0111\u1ed9 cao, kh\u00ed quy\u1ec3n tr\u1edf n\u00ean lo\u00e3ng h\u01a1n, l\u00e0m gi\u1ea3m l\u1ef1c n\u00e2ng (\\(L\\)) t\u1ea1o ra b\u1edfi c\u00e1nh. C\u00f4ng th\u1ee9c l\u1ef1c n\u00e2ng c\u00f3 d\u1ea1ng:\n<p>  \\(L \\propto \\rho \\cdot v^{2} \\cdot A \\cdot C_L\\), trong \u0111\u00f3:<br \/>\n  \\(\\rho\\) l\u00e0 m\u1eadt \u0111\u1ed9 kh\u00f4ng kh\u00ed,<br \/>\n  \\(v\\) l\u00e0 v\u1eadn t\u1ed1c,<br \/>\n  \\(A\\) l\u00e0 di\u1ec7n t\u00edch c\u00e1nh,<br \/>\n  \\(C_L\\) l\u00e0 h\u1ec7 s\u1ed1 l\u1ef1c n\u00e2ng.<\/li>\n<p><\/u1> <\/p>\n<p><u1><\/p>\n<li><strong>V\u1eadt li\u1ec7u:<\/strong> Nhi\u1ec7t \u0111\u1ed9 cao c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a v\u1eadt li\u1ec7u l\u00e0m c\u00e1nh v\u00e0 th\u00e2n m\u00e1y bay, l\u00e0m gi\u1ea3m \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ef1c c\u1ee7a ch\u00fang.<\/li>\n<p><\/u1><\/p>\n<h2>3. \u1ea2nh h\u01b0\u1edfng l\u00ean h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n<\/h2>\n<p>Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n v\u00e0 \u0111i\u1ec7n t\u1eed c\u1ee7a UAV.<\/p>\n<p><u1><\/p>\n<li><strong>\u1ee8ng su\u1ea5t nhi\u1ec7t:<\/strong> S\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 c\u00f3 th\u1ec3 g\u00e2y ra \u1ee9ng su\u1ea5t nhi\u1ec7t trong c\u00e1c m\u1ea1ch \u0111i\u1ec7n t\u1eed, l\u00e0m gi\u1ea3m \u0111\u1ed9 tin c\u1eady v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a ch\u00fang.<\/li>\n<li><strong>Pin:<\/strong> Hi\u1ec7u su\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a pin gi\u1ea3m khi nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao ho\u1eb7c qu\u00e1 th\u1ea5p. Pin lithium-ion, lo\u1ea1i ph\u1ed5 bi\u1ebfn cho UAV, ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 nh\u1ea5t \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng (kho\u1ea3ng 25\u00b0C).<\/li>\n<p><\/u1><\/p>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>Hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y bay kh\u00f4ng ng\u01b0\u1eddi l\u00e1i ch\u1ecbu \u1ea3nh h\u01b0\u1edfng l\u1edbn t\u1eeb nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng. C\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 \u0111\u1ed9ng c\u01a1, c\u00e1nh v\u00e0 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ec1u c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng khi nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao ho\u1eb7c qu\u00e1 th\u1ea5p. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u, vi\u1ec7c theo d\u00f5i v\u00e0 qu\u1ea3n l\u00fd nhi\u1ec7t \u0111\u1ed9 l\u00e0 r\u1ea5t quan tr\u1ecdng khi v\u1eadn h\u00e0nh UAV.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u \u1ea2nh h\u01b0\u1edfng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 l\u00ean hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y bay kh\u00f4ng ng\u01b0\u1eddi l\u00e1i, gi\u00fap n\u00e2ng cao hi\u1ec3u bi\u1ebft v\u1ec1 \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt nhi\u1ec7t trong c\u00f4ng ngh\u1ec7 hi\u1ec7n \u0111\u1ea1i.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[132],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u1ea2nh h\u01b0\u1edfng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 l\u00ean hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y bay kh\u00f4ng ng\u01b0\u1eddi l\u00e1i<\/title>\n<meta name=\"description\" content=\"T\u00ecm hi\u1ec3u \u1ea2nh h\u01b0\u1edfng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 l\u00ean hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y bay kh\u00f4ng ng\u01b0\u1eddi l\u00e1i, gi\u00fap n\u00e2ng cao hi\u1ec3u bi\u1ebft v\u1ec1 \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt nhi\u1ec7t trong c\u00f4ng ngh\u1ec7 hi\u1ec7n \u0111\u1ea1i.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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