Qhov kev tshawb nrhiav rau cov tsheb sib zog thiab ua tau zoo dua tau ua rau muaj kev siv cov khoom siv hnyav ntxiv hauv cov tsheb sib tw. Cov ntaub ntawv no tsis tsuas yog txo qhov hnyav tag nrho ntawm lub tsheb tab sis kuj pab txhawb kev txhim kho roj efficiency thiab txo qis emissions.
Ib qho ntawm cov khoom siv hnyav tshaj plaws hauv cov ntoo khaub lig yog aluminium. Aluminium alloys muab qhov hnyav txo qhov hnyav piv rau cov tsoos hlau, thaum tuav lub zog txaus thiab kav ntev. Kev siv cov txhuas hauv cov ntoo khaub lig tau dhau los ua neeg nyiam nyob rau xyoo tas los no, vim tias cov txheej txheem tsim khoom tau txhim kho thiab cov nqi tau dhau los ua kev sib tw.
High-strength steel alloys kuj tau dav siv nyob rau hauv automotive crossmembers. Cov ntaub ntawv no muaj qhov sib npaug ntawm qhov hnyav thiab lub zog, ua rau lawv tsim nyog rau cov ntawv thov uas muaj kev thauj khoom siab thiab kev ntxhov siab. Advanced steel alloys nrog txhim kho formability thiab corrosion kuj yog tshwj xeeb tshaj yog pab tau nyob rau hauv crossmember tsim.
Cov ntaub ntawv sib xyaw, xws li carbon fiber-reinforced yas (CFRP), kuj tau txais kev nyiam nyob rau hauv cov ntawv sau npe. CFRP muaj qhov tshwj xeeb lub zog-rau-qhov hnyav piv, ua rau nws yog qhov kev xaiv zoo tshaj plaws rau kev txo qhov hnyav. Txawm li cas los xij, tus nqi siab thiab kev tsim khoom tsis yooj yim ntawm cov ntaub ntawv sib xyaw tau ua rau muaj kev cuam tshuam rau lawv txoj kev siv dav dav.
Kev xaiv cov khoom siv sib sib zog nqus rau cov neeg sib tw yuav tsum tau ua tib zoo tshuaj xyuas ntawm lawv cov khoom siv kho tshuab, kev tsim ua tau zoo, thiab kev siv nyiaj zoo. Cov neeg tsim qauv tseem yuav tsum xav txog qhov sib haum ntawm cov ntaub ntawv no nrog rau lwm cov khoom thiab cov qauv tsheb tag nrho.
Hauv kev xaus, kev siv cov khoom siv sib sib zog nqus hauv tsheb sib tsoo yog ib qho tseem ceeb ntawm kev tsim tsheb. Nws pab txo qhov hnyav, txhim kho roj efficiency, thiab txo qis emissions, thaum tswj kev nyab xeeb thiab kev ua haujlwm ntawm lub tsheb. Raws li kev siv thev naus laus zis txuas ntxiv mus, peb cia siab tias yuav pom cov ntaub ntawv tshiab dua tshiab tau siv hauv kev tsim qauv crossmember.