Kedu ihe ndị nwere conductivity thermal ka mma?

1. Thermal griiz

griiz silicone nke na-eduzi thermally bụ ihe eji eduzi thermally ugbu a.Ọ bụ ihe dị ka ester nke e mepụtara site na usoro pụrụ iche nke nwere mmanụ silicone dị ka akụrụngwa na ihe ndị na-ejuputa dị ka ndị na-ekpo ọkụ.Ihe ahụ nwere ụfọdụ viscosity na enweghị ọka doro anya.Na-arụ ọrụ okpomọkụ nke thermal conductive silicone griiz bụ n'ozuzu -50°C ruo 220°C. Ọ nwere ezigbo conductivity thermal, elu okpomọkụ na-eguzogide, ịka nká na àgwà mgbochi mmiri.N'oge usoro ikpo ọkụ nke ngwaọrụ ahụ, mgbe a kpochara ya na steeti ụfọdụ, griiz silicone nke na-eme ka ọ dị ọkụ ga-egosi ọnọdụ nke ọkara mmiri mmiri, na-ejuputa ọdịiche dị n'etiti CPU na ikpo ọkụ ọkụ, na-eme ka ha abụọ na-ejikọta ọnụ, si otú ahụ. na-eme ka nchịkwa okpomọkụ dịkwuo elu.

2. Thermal silica gel

A na-emekwa gel silica na-ekpo ọkụ site n'ịgbakwụnye ụfọdụ akụrụngwa kemịkalụ na mmanụ silicone na nhazi ya na kemịkal.Agbanyeghị, n'adịghị ka griiz silicone thermal, enwere ụfọdụ ihe viscous na akụrụngwa kemịkalụ agbakwunyere na ya, yabụ silicone thermal agwụla nwere ụfọdụ ike nrapado.Akụkụ kasịnụ nke silicone na-eduzi okpomọkụ bụ na ọ na-esi ike mgbe ọ gbasiri ike, na conductivity ya dị ntakịrị ala karịa nke griiz silicone na-ekpo ọkụ.PS.Silicone na-eduzi okpomọkụ dị mfe "ịrapara" ngwaọrụ na ikpo ọkụ (ihe mere na ọ naghị atụ aro ka a na-eji ya na CPU), ya mere, a ga-ahọrọ gasị silicone kwesịrị ekwesị dị ka usoro ngwaahịa na àgwà nkwụsị ọkụ.

3. Thermally conductive silicone mpempe akwụkwọ

Soft silicone thermal ikpuchi gaskets nwere ezigbo thermal conductivity na elu-ọkwa voltaji na-eguzogide mkpuchi.The thermal conductivity nke gaskets nke Aochuan mepụtara sitere na 1 ruo 8W/mK, na ọnụ ahịa nguzogide voltaji kachasị elu dị n'elu 10Kv.Ọ bụ ihe na-anọchi anya ngwaahịa na-agbanwe mmanụ griiz silicone thermal conductive.Ihe n'onwe ya nwere mgbanwe ụfọdụ, nke dabara nke ọma n'etiti ngwaọrụ ike na mpempe akwụkwọ aluminom na-ekpo ọkụ ma ọ bụ shea igwe, ka o wee nweta ihe kacha mma na-eduzi okpomọkụ na ikpo ọkụ ọkụ.Ọ na-emezu ihe ndị a chọrọ ugbu a nke ụlọ ọrụ eletrọnịkị maka ihe ndị na-ekpo ọkụ.Ọ bụ n'ọnọdụ okpomọkụ na-eduzi silicon Grease thermal paste bụ ngwaahịa kacha mma maka ọnụọgụ abụọ.Enwere ike ịkpụ ụdị ngwaahịa a ma ọ bụrụ na ọ chọrọ, nke na-eme ka mmepụta ihe na-arụ ọrụ na-akpaghị aka na nhazi ngwaahịa.

Ọkpụrụkpụ nke mkpuchi mkpuchi silicone dị iche site na 0.5mm ruo 10mm.A na-emepụta ya nke ọma maka atụmatụ nhazi nke iji oghere na-ebufe okpomọkụ.Ọ nwere ike mejupụta oghere ahụ, mejupụta nnyefe ọkụ n'etiti akụkụ ọkụ na akụkụ nke ikpo ọkụ, ma na-arụkwa ọrụ nke ịmịnye ujo, mkpuchi na mkpuchi., nwere ike izute imewe chọrọ nke miniaturization na ultra-thinning nke na-elekọta mmadụ akụrụngwa.Ọ bụ ihe ọhụrụ nwere nnukwu nrụpụta na ojiji.Ọkụ na-ere ọkụ na arụmọrụ ọkụ na-emezu ihe achọrọ nke UL 94V-0, wee zute asambodo nchekwa gburugburu EU SGS.

4. Sịntetik graphite flakes

Ụdị usoro ikpo ọkụ a dị ụkọ, a na-ejikarị ya eme ihe na ụfọdụ ihe na-emepụta obere okpomọkụ.Ọ na-anakwere ihe mejupụtara graphite, mgbe ụfọdụ ọgwụgwọ kemịkalụ, ọ nwere mmetụta na-eduzi okpomọkụ dị mma, ọ dịkwa mma maka sistemụ ikpo ọkụ nke ibe eletrọnịkị, CPU na ngwaahịa ndị ọzọ.N'ime ndị na-arụ ọrụ Intel boxed P4 nke mbụ, ihe etinyere na ala nke radiator bụ pad thermal graphite nke akpọrọ M751."Wepụ" CPU na ntọala ya.Na mgbakwunye na mgbasa ozi na-ekpo ọkụ na-ekpo ọkụ nke a kpọtụrụ aha n'elu, aluminom foil okpomọkụ na-eduzi gaskets, mgbanwe mgbanwe okpomọkụ na-eduzi gaskets (gbakwunyere ihe nkiri nchebe), wdg bụkwa ndị na-eduzi mgbasa ozi na-ekpo ọkụ, ma ngwaahịa ndị a dị ụkọ n'ahịa. .