Eriri ndozin'ụdị mbufe ọkụ nwere ike kewaa ọtụtụ ihe, nnyefe ọkụ ọkụ na-ebugharị silous, ikuku n'ime condo okpomọkụ nke eriri ahụ siri ike, ebe nnyefe ọkụ na-enweghị atụ nke ikuku siri ike. Nnukwu njupụta na ọnọdụ okpomọkụ nwere mmekọrịta mmekọrịta kwadoro, dị elu okpomọkụ, ala dị elu na-abawanye nke ikpe ahụ, oke nke radieshon ọkụ na-abawanye. Maka ngwaahịa eriri nri, na-abụkarị n'okpuru 0.25G / cm ', enwere ike ịhụ oghere dị elu, enwere ike ịhụ ụzọ gas, ya mere na-enweghị nsogbu nke eriri ahụ dị obere.
Ọ bụrụ na site na echiche nke nnukwu njupụta pere mpe, ihe ọkụkụ bụ nnukwu ihe dị ukwuu bụ nnukwu ihe na-eme ka ọ dị obere; Nke a ekwentikwa na ọnọdụ n'ezie, dị ka ọdịnaya slag slag dị iche, ọ bụrụgodị na ọnụ ọgụgụ buru ibu dị iche, yabụ na ebe nzuzo na-adịghị iche, yabụ na a ga-enwe ọdịiche na nkụda mmụọ. Agbanyeghị, enwere ike ichikota okwu nkwubi okwu dika ndi a.
1. Ihe mkpuchi ikuku nkeeriri dị mmaIbelata na mmụba nke njupụta, ma mgbe njupụta na-erute otu ụdị, ihe mgbochi na-enweghị ebelata ma nwee ọchịchọ ijikwa nwayọ.
2 Ibe njupụta dabara na oke ikuku na-abawanye na-abawanye ụba.
3. Maka otu njupụta ahụ, ihe mkpuchi ikuku dịgasị iche na pores.
(1) PORE SOLE 0.1MM.
0c banye = 0.0244W / (m. K) 100c mgbe λ = 0.031W / (m. K)
(2) oghere 2mm.
Na 0c = 0.031W / (m, k) λ = 0. 0512W / (m.) Na 100c. K)
Poro dayameta nke 1mm, okpomọkụ ahụ na-ebili site na 0C ruo 500c, uru ọkpụrụkpụ ya na-abawanye 5.3 ugboro; Poro dayameta nke 5mm, ọnọdụ okpomọkụ ahụ na-ebili site na 0c ruo 500c, uru ya na-abawanye ụba 11.7 ugboro. Ya mere, pores na eriri ndoputa, nke pere mpe buru oke ibu, na ihe omume ikuku na-abawanye.
Oge Post: Novolu 26-2024