Nnyefe ọkụ nke mkpuchi mkpuchi mkpuchi na-ekpo ọkụ na-ekpo ọkụ n'oge a na-edozi ahụ

Ihe mkpuchi alumini na-ekpo ọkụ na-ekpo ọkụ bụ otu n'ime ụzọ kachasị dị irè nke nchebe elu maka nchara ma jiri nwayọọ nwayọọ na-ewu ewu. Ọ bụ ezie na ọsọ na-adọta bụ otu n'ime ihe ndị dị mkpa iji chịkwaa mkpuchi mkpuchi nke ngwaahịa alumini, Otú ọ dị, e nwere akwụkwọ ole na ole na mgbakọ na mwepụ ịmegharị ọsọ ọsọ n'oge usoro ntinye ọkụ. Iji kọwaa njikọ dị n'etiti ọsọ ịdọrọ, mkpuchi mkpuchi na oge siri ike, a na-enyocha ụkpụrụ nke oke na okpomọkụ n'oge usoro alumini na-enyocha akwụkwọ a. Ụdị mgbakọ na mwepụ dabere na nha Navier-Stokes na nyocha nnyefe okpomọkụ. A na-eme nnwale ndị a na-eji ngwa eji eme onwe ha iji kwado ụdị mgbakọ na mwepụ. Kpọmkwem, aluminom gbazee na-ọcha na 730 ℃. A na-eji usoro Cook-Norteman mee ihe maka nhazi nke efere ígwè Q235.

A na-edobe okpomọkụ nke itinye alumini na-ekpo ọkụ ka ọ bụrụ 690 na ℃ ka atọrọ oge ntinye nri ka ọ bụrụ 3 min. A na-eji moto dị ugbu a nke nwere mgbanwe na-enweghị stepless iji dozie ọsọ ịdọrọ. A na-edekọ mgbanwe okpomọkụ nke mkpuchi ahụ site na temometa infrared, a na-atụlekwa mkpuchi mkpuchi site na iji nyocha ihe oyiyi. The validate nnwale pụta na-egosi na mkpuchi ọkpụrụkpụ bụ nhata na square mgbọrọgwụ nke ịdọrọ ọsọ maka Q235 ígwè efere, na na e nwere linear mmekọrịta n'etiti mkpuchi ọkpụrụkpụ na solidification oge mgbe Anam Udeme ọsọ bụ ala karịa 0.11 m / s. Amụma nke ihe atụ a na-atụ aro dabara nke ọma na nyocha nyocha nke mkpuchi mkpuchi.

1 Okwu Mmalite

Igwe na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ na-eguzogide corrosion na-achọsi ike ma e jiri ya tụnyere ígwè galvanizing na-ekpo ọkụ. Ụkpụrụ nke ikpo ọkụ na-ekpo ọkụ na-ekpo ọkụ bụ na a na-etinye efere ígwè ndị a kpụchara akpụ n'ime aluminom a wụrụ awụ n'otu oge okpomọkụ maka oge kwesịrị ekwesị. Aluminom atọm na-agbasa ma meghachi omume na atom Iron iji mepụta mkpuchi ngwakọta nke Fe-Al compound na aluminom alloy nke nwere ike njikọ siri ike na matriks iji meju ihe achọrọ nke ichebe na ime ka elu ya sie ike. Na nkenke, ihe nchara na-ekpo ọkụ na-ekpo ọkụ bụ ụdị ihe eji eme ihe na-emepụta ihe na-emepụta ihe na nke dị ala. Ugbu a, ndị dị otú ahụ usoro dị ka Sendzimir, Non-oxidizing mbenata, Non-oxidizing na Cook-Norteman na-na-emekarị n'ọrụ maka na-ekpo ọkụ itinye aluminium, site na nke nnukwu-ọnụ ọgụgụ mmepụta nwere ike ghọtara n'ihi na ha elu arụmọrụ nke mmepụta, kwụsiri ike àgwà nke ngwaahịa na obere. mmetọ. N'ime teknụzụ anọ ahụ, Sendzimir, Mbelata na-adịghị oxidizing na enweghị oxidizing bụ usoro mgbagwoju anya, akụrụngwa dị oke ọnụ na ọnụ ahịa dị elu. Ugbu a, a na-eji usoro Cook-Norteman eme ihe n'ọtụtụ ebe n'ihi uru nke usoro mgbanwe, ọnụ ala dị ala na enyi na gburugburu ebe obibi.

Maka usoro alumini na-ekpo ọkụ na-ekpo ọkụ, mkpuchi mkpuchi bụ ihe dị mkpa iji nyochaa àgwà mkpuchi ma na-arụ ọrụ dị mkpa n'ịchọpụta njirimara nke mkpuchi. Otu esi ejikwa mkpuchi mkpuchi n'oge usoro ntinye ọkụ na-ekpo ọkụ ka a na-ewere dị ka ihe dị mkpa n'ịkwado àgwà mkpuchi dị mma. Dị ka anyị maralarị, enwere njikọ njikọ chiri anya n'etiti mkpuchi mkpuchi, ịdọrọ ọsọ na oge siri ike. Ya mere, iji chịkwaa usoro ntinye ọkụ na-ekpo ọkụ ma mee ka mma mkpuchi dị mma, ọ dị mkpa ịmepụta ihe nlereanya mgbakọ na mwepụ nke nwere ike ịkọwa njikọ a. N'akwụkwọ a, usoro mgbakọ na mwepụ nke mkpuchi ọkpụrụkpụ na ịdọrọ ọsọ sitere na nha Navier-Stokes. A na-enyocha nnyefe okpomọkụ n'oge mkpuchi siri ike, na mmekọrịta nke mkpuchi mkpuchi na oge siri ike na-eguzobe. A na-eji ngwá ọrụ ejiri aka ya mee nnwale nke ikpo ọkụ na-ekpo ọkụ aluminizing Q235 efere ígwè dabere na usoro Cook-Norteman. A na-atụle ezigbo okpomọkụ na mkpuchi mkpuchi ya. A na-egosipụta ma gosipụta usoro ọmụmụ ihe site na nnwale ndị ahụ.

2 Ụdị mgbakọ na mwepụ

2.2 Ntugharị ọkụ n'oge siri ike nke mkpuchi ebe ọ bụ na mkpuchi aluminom dị oke mkpa, enwere ike iwere ya dị ka parallel mmiri na-eru na ewepụghị elu nke plated iberibe. Mgbe ahụ enwere ike nyochaa ya site na ntụzịaka x. E gosipụtara eserese schematic nke mkpuchi-substrate na Fig. 2 na nkesa okpomọkụ na-egosi na 3.
Maka nkọwa zuru oke, biko kpọtụrụ anyị.