Forward-swept tis ua rau lub dav hlau nyuaj rau ya, tab sis qhov zoo yog qhov tseem ceeb down 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.
Qhov zoo ntawm swept tis yog dab tsi?
Nyob rau hauv lub davhlau ya nyob twg, lub tis swept tso cai rau tus lej Critical Mach ntau dua li lub 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 optimised rau kev kub ceev davhlau.
Vim li cas pem hauv ntej swept tis yog phem?
Ib qho ntawm qhov tsis zoo ntawm cov tis pem hauv ntej yog qhov muaj feem cuam tshuam ntawm kev sib txawv, qhov tshwm sim ntawm kev nqa lub zog rau pem hauv ntej swept tis twisting lub taub upwards nyob rau hauv nce nce.
Dab tsi yog qhov tsis zoo ntawm tus swept tis?
Tus tis swept kuj muaj ob peb yam teeb meem ntxiv. Ib qho yog tias rau txhua qhov ntev ntawm tis, qhov tseeb ncua ntawm lub ntsis-rau-ntsia yog luv dua tib lub tis uas tsis swept. Tsis tshua muaj kev sib raug zoo nrog cov nam piv, qhov ncua sij hawm piv rau chord, yog li tus swept tis ib txwm muaj ntau dua ntawm qhov qis dua.
Thaum twg los tom ntej swept tis invented?
In 1936, German aerodynamicist thawj zaug tsim lub dav hlau nrog nwstis swept rau pem hauv ntej, tab sis tsis muaj leej twg tsim ib qho qauv tiag tiag thaum lub sijhawm. Thaum Ntiaj Teb Tsov Rog II, cov neeg German thaum kawg tau sim cov dav hlau zoo li no. Lub tuam txhab Messerschmitt tau tsim lub tailless Me 163B los tshawb txog tus tsim.
