Nyob rau hauv dav hlau dabtsi yog khoov lub sij hawm txhais tau hais tias lub phaj khoov nyob rau hauv nws tus kheej lub dav hlau xws li ib tug shear phab ntsa nrog kab rov tav thiab ntsug quab yuam uas yog siv rau nws lub dav hlau thiab yog li tsim nyob rau hauv lub dav hlau khoov lub sij hawm. … Tawm ntawm lub dav hlau khoov lub sijhawm yog cov uas tshwm sim los ntawm kev tawm ntawm lub dav hlau rog xws li building slab.
Qhov twg tawm ntawm lub dav hlau deformation?
Warpage yog qhov tawm ntawm lub dav hlau khoov thiab deformation ntawm pob. Warpage vim cov txheej txheem encapsulation tuaj yeem ua rau muaj teeb meem kev ntseeg siab xws li delamination thiab tuag tawg [16].
dav hlau dabtsi yog khoov hauv beam?
Lub beam muaj axis ntawm symmetry nyob rau hauv lub dav hlau ntawm dabtsi yog khoov. Lub proportions ntawm lub beam yog xws li hais tias nws yuav poob los ntawm dabtsi yog khoov es tsis yog los ntawm crushing, wrinkling los yog sideways buckling. Hla ntu ntawm cov nqaj nyob hauv dav hlau thaum khoov.
Yuav ua li cas yog lub dav hlau thauj khoom?
Thaum lub thav duab infilled tau raug rau hauv lub dav hlau thauj khoom, cov tswvcuab thiab cov infills cuam tshuam los tsim kev sib xyaw ua haujlwm rau lub nra, cov tswvcuab deforming feem ntau yog dabtsi yog khoov thiab axial stresses thiab infills los ntawm lub dav hlau shear thiab direct stresses.
Yuav ua li cas hauv dav hlau shear txhais li cas?
: lub dav hlau lossis lwm qhov chaw raws li cov pob zeb tawg los ntawm kev ntxhov siab.
