Nyob rau hauv lub davhlau ya nyob twg, lub tis swept tso cai rau siab dua tus lej Mach ntau duatus tis ncaj ntawm qhov sib xws ntawm Chord thiab Camber. Qhov no ua rau lub ntsiab kom zoo dua ntawm tis sweep uas yog ncua qhov pib ntawm nthwv dej luag. Ib tug swept tis yog optimized rau kev kub ceev davhlau.
swept tis ua dab tsi?
Forward-swept tis ua ib lub dav hlau nyuaj rau ya, tab sis qhov zoo yog feem ntau nqes mus rau manoeuvrability. Lawv tswj cov huab cua hla ntawm lawv qhov chaw ntawm cov kaum sab xis nce siab dua li cov dav hlau qub, uas txhais tau hais tias lub qhov ntswg tuaj yeem taw tes siab dua yam tsis muaj lub dav hlau nkag mus rau hauv qhov chaw txaus ntshai.
Puas swept tis ruaj khov dua?
Wing cheb yuav pab txhawb nqa kev ruaj ntseg sab nraud raws li daim duab 146 qhia. Thaum lub dav hlau swept tis yog sidelipping, lub tis mus rau lub sidelip yuav muaj ib tug ntau dua tshaj tawm ib txwm mus rau lub tis tus thawj ntug tshaj lub tis deb ntawm lub sidelip.
Vim li cas lub dav hlau tis ya rov qab?
Rov qab cheb ua rau cov lus qhia kom txo lawv lub kaum sab xis ntawm kev tawm tsam thaum lawv khoov, txo lawv txoj kev nqa thiab txo cov nyhuv. … Lub kaum sab xis cheb sib txawv ntawm 0 rau lub dav hlau ncaj nraim, mus txog 45 degrees lossis ntau dua rau cov neeg tua rog thiab lwm yam kev kub ceev.
Vim li cas lub dav hlau tis tig rov qab?
Tam sim no yuav luag txhua lub dav hlau dav hlau yog kaum sab nraub qaum. … Qhov no supersonic ceev ua rau tsim cov kev poob siab saum lub dav hlau tis. Shockwavesbreaks lub airflow saum aircraft tis. Yog li es tsis txhob txav mus rau hauv cov kev taw qhia ntawm cov duab ntawm lub tis airflow mus ncaj nraim ua rau kev tsim cov cab.
