{"id":3160,"date":"2026-07-29T13:42:32","date_gmt":"2026-07-29T05:42:32","guid":{"rendered":"https:\/\/midradar.com\/?post_type=news&p=3160"},"modified":"2026-08-04T09:40:15","modified_gmt":"2026-08-04T01:40:15","slug":"how-to-select-a-pan-tilt-unit-for-long-range-eo-ir-and-radar-cued-tracking-2","status":"publish","type":"news","link":"https:\/\/midradar.com\/vi\/news\/how-to-select-a-pan-tilt-unit-for-long-range-eo-ir-and-radar-cued-tracking-2\/","title":{"rendered":"C\u00e1ch Ch\u1ecdn \u0110\u01a1n V\u1ecb Pan-Tilt cho EO\/IR T\u1ea7m Xa v\u00e0 Theo D\u00f5i D\u1ef1a tr\u00ean Radar"},"content":{"rendered":"

L\u1ef1a ch\u1ecdn k\u1ef9 thu\u1eadt d\u1ef1a tr\u00ean \u0111\u1ed9ng l\u1ef1c t\u1ea3i tr\u1ecdng, \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u01b0\u1eddng nh\u00ecn, t\u1ea3i gi\u00f3, t\u00edch h\u1ee3p v\u00e0 th\u1eed nghi\u1ec7m ch\u1ea5p nh\u1eadn<\/p>\n

A \u0111\u01a1n v\u1ecb pan-tilt (PTU)<\/a> cho gi\u00e1m s\u00e1t t\u1ea7m xa kh\u00f4ng n\u00ean \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn ch\u1ec9 theo tr\u1ecdng l\u01b0\u1ee3ng t\u1ea3i tr\u1ecdng. Quy\u1ebft \u0111\u1ecbnh \u0111\u1ea7y \u0111\u1ee7 ph\u1ee5 thu\u1ed9c v\u00e0o h\u00ecnh h\u1ecdc t\u1ea3i tr\u1ecdng, t\u00e2m tr\u1ecdng l\u1ef1c, m\u00f4 men qu\u00e1n t\u00ednh, di\u1ec7n t\u00edch ch\u1ecbu gi\u00f3, h\u1ed3 s\u01a1 chuy\u1ec3n \u0111\u1ed9ng, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh \u0111\u01b0\u1eddng ng\u1eafm, giao di\u1ec7n, \u0111\u1ed9 c\u1ee9ng l\u1eafp \u0111\u1eb7t v\u00e0 b\u1eb1ng ch\u1ee9ng nghi\u1ec7m thu c\u1ea7n thi\u1ebft cho h\u1ec7 th\u1ed1ng \u0111\u00e3 l\u1eafp \u0111\u1eb7t.<\/p>\n

S\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng khi PTU mang camera \u00e1nh s\u00e1ng nh\u00ecn th\u1ea5y c\u00f3 ti\u00eau c\u1ef1 d\u00e0i, camera nhi\u1ec7t, m\u00e1y \u0111o xa laser ho\u1eb7c v\u1ecf \u0111a c\u1ea3m bi\u1ebfn, ho\u1eb7c khi t\u1ecda \u0111\u1ed9 radar<\/a> \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 d\u1eabn h\u01b0\u1edbng camera. Trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f3, c\u00e1c sai s\u1ed1 nh\u1ecf v\u1ec1 c\u01a1 kh\u00ed, hi\u1ec7u chu\u1ea9n v\u00e0 th\u1eddi gian c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh sai l\u1ec7ch l\u1edbn t\u1ea1i m\u1ee5c ti\u00eau.<\/p>\n

V\u00ec v\u1eady m\u1ee5c ti\u00eau kh\u00f4ng ph\u1ea3i l\u00e0 t\u00ecm n\u1ec1n t\u1ea3ng nhanh nh\u1ea5t ho\u1eb7c c\u00f3 t\u1ea3i tr\u1ecdng l\u1edbn nh\u1ea5t. M\u1ee5c ti\u00eau l\u00e0 ch\u1ee9ng minh c\u1ee5m \u0111\u00e3 l\u1eafp \u0111\u1eb7t c\u00f3 th\u1ec3 di chuy\u1ec3n, \u1ed5n \u0111\u1ecbnh, tr\u1ecf h\u01b0\u1edbng v\u00e0 b\u00e1m theo t\u1ea3i tr\u1ecdng th\u1ef1c trong sai s\u1ed1 \u0111\u01b0\u1eddng ng\u1eafm y\u00eau c\u1ea7u, d\u01b0\u1edbi \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng v\u00e0 chu k\u1ef3 l\u00e0m vi\u1ec7c \u0111\u00e3 ch\u1ec9 \u0111\u1ecbnh.<\/p>\n\n\n\n
Tr\u1ea3 l\u1eddi nhanh: B\u1eaft \u0111\u1ea7u v\u1edbi tr\u01b0\u1eddng h\u1ee3p t\u1ea3i tr\u1ecdng to\u00e0n ph\u1ea7n. Sau \u0111\u00f3 x\u00e1c \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng chuy\u1ec3n \u0111\u1ed9ng, \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ecbnh h\u01b0\u1edbng v\u00e0 theo d\u00f5i, \u0111i\u1ec1u ki\u1ec7n gi\u00f3 v\u00e0 c\u1ea5u tr\u00fac, giao di\u1ec7n v\u00e0 \u0111\u1ed3ng b\u1ed9 th\u1eddi gian, v\u00e0 b\u1eb1ng ch\u1ee9ng FAT\/SAT. Ch\u1ec9 so s\u00e1nh c\u00e1c h\u1ecd PTU sau khi nh\u1eefng y\u00eau c\u1ea7u \u0111\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh.<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

1. B\u1eaft \u0111\u1ea7u v\u1edbi tr\u01b0\u1eddng h\u1ee3p t\u1ea3i tr\u1ecdng \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a t\u1ea3i tr\u1ecdng<\/h2>\n

Tr\u1ecdng l\u01b0\u1ee3ng t\u1ea3i ch\u1ec9 l\u00e0 \u0111\u1ea7u v\u00e0o \u0111\u1ea7u ti\u00ean. Hai c\u1ee5m c\u00f3 c\u00f9ng kh\u1ed1i l\u01b0\u1ee3ng c\u00f3 th\u1ec3 t\u1ea1o ra m\u00f4-men xo\u1eafn, qu\u00e1n t\u00ednh, gi\u00f3 v\u00e0 y\u00eau c\u1ea7u kho\u1ea3ng c\u00e1ch kh\u00e1c nhau r\u1ea5t nhi\u1ec1u. Nh\u00e0 cung c\u1ea5p c\u1ea7n c\u1ea5u h\u00ecnh l\u1eafp \u0111\u1eb7t ho\u00e0n ch\u1ec9nh, bao g\u1ed3m gi\u00e1 \u0111\u1ee1, v\u1ecf, v\u00f2ng c\u00e1p, \u0111\u00e8n chi\u1ebfu s\u00e1ng, m\u00f4-\u0111un laser v\u00e0 b\u1ea5t k\u1ef3 v\u1eadt n\u00e0o di chuy\u1ec3n c\u00f9ng v\u1edbi t\u1ea3i.<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
Nh\u1eadp tr\u01b0\u1eddng h\u1ee3p t\u1ea3i<\/strong><\/td>\nNh\u1eefng g\u00ec nh\u00e0 cung c\u1ea5p c\u1ea7n<\/strong><\/td>\n<\/tr>\n
Kh\u1ed1i l\u01b0\u1ee3ng<\/td>\nT\u1ed5ng kh\u1ed1i l\u01b0\u1ee3ng l\u1eafp \u0111\u1eb7t, bao g\u1ed3m camera, \u1ed1ng k\u00ednh, m\u00f4-\u0111un nhi\u1ec7t, laser, v\u1ecf, gi\u00e1 \u0111\u1ee1, v\u00f2ng c\u00e1p v\u00e0 c\u00e1c ph\u1ee5 ki\u1ec7n.<\/td>\n<\/tr>\n
Tr\u1ecdng t\u00e2m<\/td>\nT\u1ecda \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u1ed1i so v\u1edbi c\u00e1c tr\u1ee5c pan v\u00e0 tilt trong m\u1ecdi c\u1ea5u h\u00ecnh t\u1ea3i tr\u1ecdng li\u00ean quan.<\/td>\n<\/tr>\n
K\u00edch th\u01b0\u1edbc v\u00e0 phong b\u00ec<\/td>\nK\u00edch th\u01b0\u1edbc b\u00ean ngo\u00e0i, ph\u1ea7n m\u1edf r\u1ed9ng \u1ed1ng k\u00ednh, kho\u1ea3ng tr\u1ed1ng d\u1ecbch v\u1ee5, ph\u1ea1m vi di chuy\u1ec3n v\u00e0 c\u00e1c \u0111i\u1ec3m va ch\u1ea1m c\u00f3 th\u1ec3 x\u1ea3y ra.<\/td>\n<\/tr>\n
M\u00f4men qu\u00e1n t\u00ednh<\/td>\nQu\u00e1n t\u00ednh \u0111\u01b0\u1ee3c \u0111o ho\u1eb7c t\u00ednh to\u00e1n quanh c\u1ea3 hai tr\u1ee5c, ho\u1eb7c d\u1eef li\u1ec7u CAD \u0111\u1ee7 \u0111\u1ec3 nh\u00e0 cung c\u1ea5p c\u00f3 th\u1ec3 t\u00ednh to\u00e1n n\u00f3.<\/td>\n<\/tr>\n
Di\u1ec7n t\u00edch gi\u00f3 d\u1ef1 ki\u1ebfn<\/td>\nKhu v\u1ef1c ph\u00eda tr\u01b0\u1edbc v\u00e0 b\u00ean t\u1ea1i c\u00e1c g\u00f3c ph\u01b0\u01a1ng v\u1ecb v\u00e0 cao \u0111\u1ed9 ti\u00eau bi\u1ec3u, bao g\u1ed3m c\u1ea3 v\u1ecf b\u1ecdc v\u00e0 t\u1ea5m ch\u1eafn n\u1eafng.<\/td>\n<\/tr>\n
L\u1ef1c c\u00e1p v\u00e0 \u1ed1ng<\/td>\n\u0110\u1ecbnh tuy\u1ebfn, b\u00e1n k\u00ednh u\u1ed1n, xo\u1eafn, l\u1ef1c c\u1ea3n, v\u1ecb tr\u00ed \u0111\u1ea7u n\u1ed1i v\u00e0 c\u00e1c y\u00eau c\u1ea7u v\u1ec1 quay li\u00ean t\u1ee5c.<\/td>\n<\/tr>\n
Giao di\u1ec7n l\u1eafp \u0111\u1eb7t<\/td>\nM\u1eabu bu l\u00f4ng, h\u00ecnh h\u1ecdc b\u1ed9 chuy\u1ec3n \u0111\u1ed5i, \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 ph\u1eb3ng, h\u01b0\u1edbng l\u1eafp \u0111\u1eb7t v\u00e0 c\u1ea5u tr\u00fac c\u00f3 s\u1eb5n.<\/td>\n<\/tr>\n
Thay \u0111\u1ed5i c\u1ea5u h\u00ecnh<\/td>\nDi chuy\u1ec3n \u1ed1ng k\u00ednh, thay \u0111\u1ed5i b\u1ed9 l\u1ecdc, c\u00e1c ph\u1ea7n c\u00f3 th\u1ec3 thu v\u00e0o, ph\u1ee5 ki\u1ec7n di \u0111\u1ed9ng ho\u1eb7c k\u1ebft h\u1ee3p c\u1ea3m bi\u1ebfn thay th\u1ebf.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

M\u1ed9t y\u00eau c\u1ea7u b\u00e1o gi\u00e1 nghi\u00eam t\u00fac n\u00ean bao g\u1ed3m m\u00f4 h\u00ecnh CAD c\u1ee7a t\u1ea3i tr\u1ecdng ho\u1eb7c b\u1ea3n v\u1ebd c\u00f3 k\u00edch th\u01b0\u1edbc h\u1ed7 tr\u1ee3 t\u00ednh to\u00e1n tr\u01b0\u1eddng h\u1ee3p t\u1ea3i. M\u1ed9t tuy\u00ean b\u1ed1 nh\u01b0 \u201ctr\u1ecdng l\u01b0\u1ee3ng camera: 30 kg\u201d l\u00e0 kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t k\u1ef9 thu\u1eadt.<\/p>\n

2. Tr\u1ecdng t\u00e2m x\u00e1c \u0111\u1ecbnh momen xo\u1eafn li\u00ean t\u1ee5c<\/h2>\n

Khi tr\u1ecdng t\u00e2m c\u1ee7a t\u1ea3i tr\u1ecdng l\u1ec7ch so v\u1edbi tr\u1ee5c nghi\u00eang, tr\u1ecdng l\u1ef1c t\u1ea1o ra m\u1ed9t m\u00f4-men b\u1ea5t c\u00e2n b\u1eb1ng li\u00ean t\u1ee5c. \u0110\u1ed9ng c\u01a1, h\u1ed9p s\u1ed1, v\u00f2ng bi v\u00e0 c\u1ea5u tr\u00fac ph\u1ea3i ch\u1ecbu t\u1ea3i n\u00e0y tr\u01b0\u1edbc khi t\u00ednh \u0111\u1ebfn gia t\u1ed1c, ma s\u00e1t ho\u1eb7c gi\u00f3.<\/p>\n\n\n\n
T\u00ednh to\u00e1n b\u1eadc nh\u1ea5t minh h\u1ecda: M\u00f4 men m\u1ea5t c\u00e2n b\u1eb1ng T = kh\u1ed1i l\u01b0\u1ee3ng t\u1ea3i tr\u1ecdng m x gia t\u1ed1c tr\u1ecdng tr\u01b0\u1eddng g x \u0111\u1ed9 l\u1ec7ch t\u00e2m tr\u1ecdng t\u00e2m d. \u0110\u1ed1i v\u1edbi t\u1ea3i tr\u1ecdng 30 kg v\u1edbi \u0111\u1ed9 l\u1ec7ch 0,30 m, T x\u1ea5p x\u1ec9 30 x 9,81 x 0,30 = 88 N\u00b7m. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt s\u1ea3n ph\u1ea9m v\u00e0 kh\u00f4ng bao g\u1ed3m ma s\u00e1t, gia t\u1ed1c, gi\u00f3 ho\u1eb7c bi\u00ean \u0111\u1ed9 k\u1ef9 thu\u1eadt.<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\"\"

C\u00e1ch Ch\u1ecdn \u0110\u01a1n V\u1ecb Pan-Tilt cho EO\/IR T\u1ea7m Xa v\u00e0 Theo D\u00f5i D\u1ef1a tr\u00ean Radar<\/p><\/div>\n

\u0110\u1ed1i tr\u1ecdng c\u00f3 th\u1ec3 gi\u1ea3m t\u1ea3i truy\u1ec1n \u0111\u1ed9ng li\u00ean t\u1ee5c, c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng \u0111i\u1ec1u khi\u1ec3n \u1edf t\u1ed1c \u0111\u1ed9 th\u1ea5p v\u00e0 duy tr\u00ec d\u1ef1 ph\u00f2ng nhi\u1ec7t. Tuy nhi\u00ean, ph\u01b0\u01a1ng ph\u00e1p c\u00e2n b\u1eb1ng v\u1eabn ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra tr\u00ean to\u00e0n b\u1ed9 h\u00e0nh tr\u00ecnh nghi\u00eang y\u00eau c\u1ea7u, khi \u1ed1ng k\u00ednh m\u1edf r\u1ed9ng v\u00e0 trong ph\u1ea1m vi b\u1ea3o tr\u00ec. \u0110\u1ed1i tr\u1ecdng gi\u00fap c\u00e2n b\u1eb1ng nh\u01b0ng g\u00e2y c\u1ea3n tr\u1edf ho\u1eb7c l\u00e0m t\u0103ng qu\u00e1n t\u00ednh qu\u00e1 m\u1ee9c kh\u00f4ng ph\u1ea3i l\u00e0 gi\u1ea3i ph\u00e1p ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c.<\/p>\n

3. M\u00f4men qu\u00e1n t\u00ednh ki\u1ec3m so\u00e1t gia t\u1ed1c v\u00e0 d\u1eebng l\u1ea1i<\/h2>\n

M\u00f4men qu\u00e1n t\u00ednh m\u00f4 t\u1ea3 m\u1ee9c \u0111\u1ed9 m\u00e0 t\u1ea3i tr\u1ecdng ch\u1ed1ng l\u1ea1i gia t\u1ed1c g\u00f3c. Kh\u1ed1i l\u01b0\u1ee3ng \u0111\u1eb7t c\u00e1ch xa tr\u1ee5c quay g\u00f3p ph\u1ea7n kh\u00f4ng t\u01b0\u01a1ng x\u1ee9ng, \u0111\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao m\u1ed9t v\u1ecf d\u00e0i c\u00f3 th\u1ec3 kh\u00f3 t\u0103ng t\u1ed1c v\u00e0 \u1ed5n \u0111\u1ecbnh h\u01a1n so v\u1edbi m\u1ed9t t\u1ea3i tr\u1ecdng g\u1ecdn nh\u1eb9 c\u00f9ng tr\u1ecdng l\u01b0\u1ee3ng.<\/p>\n\n\n\n
M\u1ed1i quan h\u1ec7 \u0111\u1ed9ng h\u1ecdc: M\u00f4men gia t\u1ed1c = m\u00f4men qu\u00e1n t\u00ednh x gia t\u1ed1c g\u00f3c. M\u00f4men d\u1eabn \u0111\u1ed9ng c\u1ea7n thi\u1ebft c\u0169ng bao g\u1ed3m s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng, ma s\u00e1t, nhi\u1ec5u \u0111\u1ed9ng gi\u00f3 v\u00e0 m\u1ed9t bi\u00ean k\u1ef9 thu\u1eadt \u0111\u00e3 x\u00e1c \u0111\u1ecbnh.<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Bi\u1ec7n ph\u00e1p mua s\u1eafm h\u1eefu \u00edch kh\u00f4ng ph\u1ea3i l\u00e0 t\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a khi kh\u00f4ng t\u1ea3i. \u0110\u00f3 l\u00e0 th\u1eddi gian c\u1ea7n thi\u1ebft \u0111\u1ec3 di chuy\u1ec3n qua m\u1ed9t g\u00f3c \u0111\u1ea1i di\u1ec7n v\u1edbi t\u1ea3i th\u1ef1c t\u1ebf ho\u1eb7c t\u01b0\u01a1ng \u0111\u01b0\u01a1ng \u0111\u1ed9ng h\u1ecdc v\u00e0 sau \u0111\u00f3 duy tr\u00ec trong ph\u1ea1m vi sai s\u1ed1 \u0111\u1ecbnh v\u1ecb ch\u1ec9 \u0111\u1ecbnh m\u00e0 kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 m\u1ee9c qu\u00e1 \u0111\u1ed9, dao \u0111\u1ed9ng ho\u1eb7c gi\u1ea3m c\u00f4ng su\u1ea5t do nhi\u1ec7t.<\/p>\n

4. T\u1ed1c \u0111\u1ed9 quay t\u1ed1i \u0111a kh\u00f4ng ph\u1ea3n \u00e1nh ch\u1ea5t l\u01b0\u1ee3ng theo d\u00f5i<\/h2>\n

M\u1ed9t PTU c\u00f3 th\u1ec3 quay nhanh nh\u01b0ng v\u1eabn th\u1ef1c hi\u1ec7n k\u00e9m khi theo d\u00f5i m\u1ee5c ti\u00eau ch\u1eadm, xa ho\u1eb7c \u0111ang c\u01a1 \u0111\u1ed9ng. T\u1ed1c \u0111\u1ed9, gia t\u1ed1c, \u0111\u1ed9 m\u01b0\u1ee3t khi t\u1ed1c \u0111\u1ed9 th\u1ea5p v\u00e0 h\u00e0nh vi \u1ed5n \u0111\u1ecbnh n\u00ean \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh v\u00e0 ki\u1ec3m tra ri\u00eang bi\u1ec7t.<\/p>\n\n\n\n\n\n\n\n\n\n\n\n
Tham s\u1ed1<\/strong><\/td>\nT\u1ea1i sao \u0111i\u1ec1u \u0111\u00f3 quan tr\u1ecdng<\/strong><\/td>\n<\/tr>\n
T\u1ed1c \u0111\u1ed9 quay t\u1ed1i \u0111a<\/td>\nTh\u1eddi gian t\u00e1i \u0111\u1ecbnh v\u1ecb t\u1ed5ng; n\u00f3 kh\u00f4ng ch\u1ee9ng minh \u0111\u01b0\u1ee3c s\u1ef1 \u1ed5n \u0111\u1ecbnh, m\u01b0\u1ee3t m\u00e0 hay \u0111\u1ed9 ch\u00ednh x\u00e1c theo d\u00f5i.<\/td>\n<\/tr>\n
T\u1ed1c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh t\u1ed1i thi\u1ec3u<\/td>\nKh\u1ea3 n\u0103ng theo d\u00f5i chuy\u1ec3n \u0111\u1ed9ng g\u00f3c ch\u1eadm m\u00e0 kh\u00f4ng b\u1ecb tr\u01b0\u1ee3t-gi\u1eadt, nh\u1ea3y, dao \u0111\u1ed9ng ho\u1eb7c nhi\u1ec5u h\u00ecnh \u1ea3nh nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c.<\/td>\n<\/tr>\n
\u0110\u1ed9 ph\u00e2n gi\u1ea3i t\u1ed1c \u0111\u1ed9<\/td>\nB\u1ed9 \u0111i\u1ec1u khi\u1ec3n c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 g\u00f3c m\u1ee5c ti\u00eau m\u1ed9t c\u00e1ch tinh t\u1ebf \u0111\u1ebfn m\u1ee9c n\u00e0o.<\/td>\n<\/tr>\n
Gia t\u1ed1c v\u00e0 gi\u1ea3m t\u1ed1c<\/td>\nH\u1ed3 s\u01a1 chuy\u1ec3n \u0111\u1ed9ng \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n, m\u00f4-men xo\u1eafn c\u1ef1c \u0111\u1ea1i, r\u1ee7i ro v\u01b0\u1ee3t qu\u00e1 v\u00e0 k\u00edch th\u00edch k\u1ebft c\u1ea5u.<\/td>\n<\/tr>\n
Th\u1eddi gian \u1ed5n \u0111\u1ecbnh<\/td>\nTh\u1eddi gian t\u1eeb khi k\u1ebft th\u00fac l\u1ec7nh ho\u1eb7c chuy\u1ec3n \u0111\u1ed9ng cho \u0111\u1ebfn khi \u0111\u01b0\u1eddng nh\u00ecn v\u1eabn n\u1eb1m trong gi\u1edbi h\u1ea1n sai s\u1ed1 x\u00e1c \u0111\u1ecbnh.<\/td>\n<\/tr>\n
Chu k\u1ef3 l\u00e0m vi\u1ec7c<\/td>\nM\u00f4 h\u00ecnh v\u1eadn h\u00e0nh \u0111\u01b0\u1ee3c ph\u00e9p, \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng, gi\u1edbi h\u1ea1n chuy\u1ec3n \u0111\u1ed9ng li\u00ean t\u1ee5c v\u00e0 gi\u1ea3m c\u00f4ng su\u1ea5t nhi\u1ec7t.<\/td>\n<\/tr>\n
H\u00e0nh vi \u0111\u1ea3o ng\u01b0\u1ee3c<\/td>\n\u0110\u1ed9 tr\u1ec5 ph\u1ea3n h\u1ed3i, v\u00f9ng ch\u1ebft v\u00e0 l\u1ed7i t\u1ea1m th\u1eddi khi thay \u0111\u1ed5i h\u01b0\u1edbng.<\/td>\n<\/tr>\n
Y\u00eau c\u1ea7u ki\u1ec3m tra ng\u01b0\u1eddi mua: Y\u00eau c\u1ea7u ki\u1ec3m tra di chuy\u1ec3n-v\u00e0-\u0111\u1eb7t b\u1eb1ng c\u00e1c g\u00f3c \u0111\u1ea1i di\u1ec7n, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n s\u1ea3n xu\u1ea5t v\u00e0 t\u1ea3i th\u1ef1c t\u1ebf ho\u1eb7c t\u01b0\u01a1ng \u0111\u01b0\u01a1ng \u0111\u1ed9ng. X\u00e1c \u0111\u1ecbnh b\u0103ng sai s\u1ed1, th\u1eddi gian gi\u1eef v\u00e0 tr\u1ea1ng th\u00e1i nhi\u1ec7t tr\u01b0\u1edbc khi ki\u1ec3m tra.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

5. C\u00e1c Thu\u1eadt Ng\u1eef \u0110\u1ed9 Ch\u00ednh X\u00e1c PTU \u0110\u01b0\u1ee3c \u0110\u1ecbnh Ngh\u0129a: \u0110\u1ed9 Ph\u00e2n Gi\u1ea3i vs Kh\u1ea3 N\u0103ng L\u1eb7p L\u1ea1i vs \u0110\u1ed9 Ch\u00ednh X\u00e1c Ch\u1ec9 \u0110i\u1ec3m<\/h2>\n

Nh\u1eefng thu\u1eadt ng\u1eef n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng thay th\u1ebf cho nhau, nh\u01b0ng ch\u00fang \u0111o c\u00e1c thu\u1ed9c t\u00ednh kh\u00e1c nhau. M\u1ed9t b\u01b0\u1edbc l\u1ec7nh nh\u1ecf ho\u1eb7c s\u1ed1 \u0111\u1ebfm b\u1ed9 m\u00e3 h\u00f3a kh\u00f4ng ch\u1ee9ng t\u1ecf r\u1eb1ng \u0111\u01b0\u1eddng truy\u1ec1n quang s\u1ebd \u0111\u1ea1t \u0111\u1ebfn h\u01b0\u1edbng \u0111\u01b0\u1ee3c l\u1ec7nh ch\u00ednh x\u00e1c, li\u00ean t\u1ee5c ho\u1eb7c kh\u00f4ng b\u1ecb rung.<\/p>\n\n\n\n\n\n\n\n\n\n\n
thu\u1eadt ng\u1eef \u0111\u1ed9 ch\u00ednh x\u00e1c PTU<\/strong><\/td>\n\u0110\u1ecbnh ngh\u0129a<\/strong><\/td>\n<\/tr>\n
Gi\u1ea3i quy\u1ebft l\u1ec7nh<\/td>\nB\u01b0\u1edbc t\u0103ng v\u1ecb tr\u00ed nh\u1ecf nh\u1ea5t m\u00e0 b\u1ed9 \u0111i\u1ec1u khi\u1ec3n c\u00f3 th\u1ec3 y\u00eau c\u1ea7u ho\u1eb7c bi\u1ec3u di\u1ec5n.<\/td>\n<\/tr>\n
\u0110\u1ed9 ph\u00e2n gi\u1ea3i b\u1ed9 m\u00e3 h\u00f3a<\/td>\nB\u01b0\u1edbc t\u0103ng v\u1ecb tr\u00ed nh\u1ecf nh\u1ea5t \u0111\u01b0\u1ee3c \u0111o b\u1edfi thi\u1ebft b\u1ecb ph\u1ea3n h\u1ed3i.<\/td>\n<\/tr>\n
\u0110\u1ed9 ch\u00ednh x\u00e1c ch\u1ec9 tuy\u1ec7t \u0111\u1ed1i<\/td>\nS\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa \u0111\u01b0\u1eddng nh\u00ecn \u0111\u01b0\u1ee3c ch\u1ec9 huy v\u00e0 \u0111\u01b0\u1eddng nh\u00ecn th\u1ef1c t\u1ebf tr\u00ean to\u00e0n b\u1ed9 ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng.<\/td>\n<\/tr>\n
T\u00ednh l\u1eb7p l\u1ea1i<\/td>\nKh\u1ea3 n\u0103ng quay tr\u1edf l\u1ea1i c\u00f9ng m\u1ed9t \u0111\u01b0\u1eddng nh\u00ecn d\u01b0\u1edbi c\u00e1c h\u01b0\u1edbng d\u1eabn, t\u1ea3i tr\u1ecdng v\u00e0 \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng \u0111\u00e3 n\u00eau.<\/td>\n<\/tr>\n
\u0110\u1ed9 gi\u1eadt ng\u01b0\u1ee3c \/ kho\u1ea3ng ch\u1ebft<\/td>\nKho\u1ea3ng th\u1eddi gian m\u1ea5t chuy\u1ec3n \u0111\u1ed9ng ho\u1eb7c \u0111\u1ea3o ng\u01b0\u1ee3c l\u1ec7nh g\u00e2y ra b\u1edfi h\u1ec7 truy\u1ec1n \u0111\u1ed9ng, \u0111\u1ed9 m\u1ec1m d\u1ebbo ho\u1eb7c logic \u0111i\u1ec1u khi\u1ec3n.<\/td>\n<\/tr>\n
B\u0103ng \u1ed5n \u0111\u1ecbnh<\/td>\nSai s\u1ed1 ch\u1ec9 residual cho ph\u00e9p sau m\u1ed9t chuy\u1ec3n \u0111\u1ed9ng v\u00e0 th\u1eddi gian m\u00e0 n\u00f3 ph\u1ea3i duy tr\u00ec b\u00ean trong d\u1ea3i.<\/td>\n<\/tr>\n
Rung l\u1eafc theo \u0111\u01b0\u1eddng ng\u1eafm<\/td>\nChuy\u1ec3n \u0111\u1ed9ng g\u00f3c ho\u1eb7c h\u00ecnh \u1ea3nh ng\u1eafn h\u1ea1n khi \u0111\u1ee9ng y\u00ean ho\u1eb7c theo d\u00f5i.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

M\u1ed9t h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 qu\u1ea3ng c\u00e1o \u0111\u1ed9 ph\u00e2n gi\u1ea3i encoder r\u1ea5t cao nh\u01b0ng v\u1eabn c\u00f3 \u0111\u1ed9 ch\u00ednh x\u00e1c tr\u1ecf tuy\u1ec7t \u0111\u1ed1i k\u00e9m do sai s\u1ed1 h\u1ed9p s\u1ed1, dung sai l\u1eafp r\u00e1p, \u0111\u1ed9 v\u00f5ng c\u1ed9t, l\u1ec7ch boresight ho\u1eb7c tr\u00f4i nhi\u1ec7t. Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ph\u1ea3i n\u00eau k\u1ebft qu\u1ea3 h\u1ec7 th\u1ed1ng c\u1ea7n \u0111\u1ea1t v\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u1eed cho t\u1eebng thu\u1eadt ng\u1eef.<\/p>\n

\"\"

C\u00e1ch Ch\u1ecdn \u0110\u01a1n V\u1ecb Pan-Tilt cho EO\/IR T\u1ea7m Xa v\u00e0 Theo D\u00f5i D\u1ef1a tr\u00ean Radar<\/p><\/div>\n

6. Quang h\u1ecdc t\u1ea7m xa ph\u00f3ng \u0111\u1ea1i l\u1ed7i c\u01a1 h\u1ecdc v\u00e0 hi\u1ec7u chu\u1ea9n<\/h2>\n

Ti\u00eau c\u1ef1 d\u00e0i l\u00e0m h\u1eb9p tr\u01b0\u1eddng nh\u00ecn. \u0110i\u1ec1u n\u00e0y c\u1ea3i thi\u1ec7n chi ti\u1ebft m\u1ee5c ti\u00eau, nh\u01b0ng c\u0169ng l\u00e0m sai s\u1ed1 \u0111\u01b0\u1eddng ng\u1eafm, rung \u0111\u1ed9ng k\u1ebft c\u1ea5u v\u00e0 \u0111\u1ed9 r\u01a1 tr\u1edf n\u00ean d\u1ec5 th\u1ea5y h\u01a1n. M\u1ed9t ch\u1ec9 th\u1ecb radar \u0111\u1eb7t m\u1ee5c ti\u00eau trong tr\u01b0\u1eddng nh\u00ecn r\u1ed9ng c\u00f3 th\u1ec3 m\u1ea5t m\u1ee5c ti\u00eau ho\u00e0n to\u00e0n sau khi camera chuy\u1ec3n sang tr\u01b0\u1eddng nh\u00ecn h\u1eb9p.<\/p>\n

H\u00e3y li\u00ean k\u1ebft y\u00eau c\u1ea7u quang h\u1ecdc v\u1edbi y\u00eau c\u1ea7u PTU b\u1eb1ng c\u00e1ch x\u00e1c \u0111\u1ecbnh:<\/p>\n