ultrasonic ọka ukpụhọde ke aluminum alloys
Nkọwa:
Ngwá ọrụ nhazi ọka ultrasonic's isi ọrụ na usoro nke aluminum gbazee ọgwụgwọ bụ: refining metal grains, homogenizing alloy mejupụtara, budata mma ike na ike ọgwụgwụ na-eguzogide nke nkedo ihe, melite keukwu Njirimara nke ihe, mbenata ojiji nke ọka refiners na mbenata ụgwọ.
1. Mwepụ nsonye nke ultrasonic
Ọ na-esiri ike maka ngwọta ígwè ka ọ na-ese n'elu obere ntinye.Naanị mgbe ha gbakọtara ka ha nwere ike feli elu.Mgbe ọgwụgwọ ultrasonic nke ngwọta aluminom, obere ntinye nwere ike ịkwado na ikpokọta.Site na onye na-anụcha ọka, nnukwu ihe ntinye ihe na-ese n'elu iji wepụ adịghị ọcha.
2. Ultrasonic degassing
mgbe a na-ewebata vibration na-agbanwe n'ime ígwè a wụrụ awụ, a na-ahụ ihe ngosi cavitation, nke bụ n'ihi oghere a na-emepụta mgbe a na-agbaji usoro mmiri mmiri na-aga n'ihu, ya mere gas na-agbaze na mmiri mmiri na-etinye uche na ebe ndị ọzọ.N'ihi ụda na-agbanwe agbanwe nke ultrasonic, a na-emepụta isi afụ ahụ ma na-eto eto na-aga n'ihu ruo mgbe enwere ike ịpụ ya na ígwè a wụrụ awụ.
3. Mmetụta ultrasonic ebili mmiri na àgwà nkedo ẹmbrayo
Mgbe ejiri usoro siri ike nke ultrasonic vibration na-emepụta ihe nkedo, ebili mmiri ultrasonic ga-emepụta ụda ụda ọzọ nke ọkọlọtọ wee mepụta jet.N'ihi mmetụta na-adịghị ahụkebe, ndị ọrụ ibe ga-emepụta ụda ụda na ụda ụda micro, ebe okwu ultrasonic efu ga-emepụta jet dị elu na interface n'etiti siri ike na mmiri mmiri.Mmetụta ndị a niile nwere ike igbutu ma bibie dendrites, Ebe ọ bụla enwere ụda ụda n'ime mmiri mmiri, ọ na-ekere òkè.N'iji mmetụta cavitation na usoro a, ọ nwere ike ime ka usoro ahụ dị ọcha, mee ka ihe ndị ahụ dị ọcha na homogenize usoro ahụ.Na mgbakwunye na mmetụta arụ ọrụ kpatara site na ịma jijiji na-ebibi dendrites, ọrụ ọzọ dị mkpa nke ultrasonic vibration solidification bụ iji melite mma supercooling nke mmiri mmiri metal.A na-ebelata radius oghere dị egwu.Ya mere, ọnụọgụ nucleation na-abawanye ma na-anụcha ọka.
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