Two-phase immersion type heat dissipation fin composite structure

Abstract

A two-phase immersion type heat dissipation fin composite structure is provided. The two-phase immersion type heat dissipation fin composite structure includes a heat dissipation base layer, a bubble activation layer, and a fin structure. The fin structure and the bubble activation layer are both formed on the heat dissipation base layer, or the fin structure is formed on the bubble activation layer. The bubble activation layer is immersed in a two-phase coolant for increasing an amount of bubbles that is generated.

What is claimed is: 
     
         1 . A two-phase immersion type heat dissipation fin composite structure, comprising:
 a heat dissipation base layer;   a bubble activation layer immersed in a two-phase coolant for increasing an amount of bubbles that is generated; and   a fin structure;   wherein the fin structure and the bubble activation layer are formed on the heat dissipation base layer.   
     
     
         2 . The two-phase immersion type heat dissipation fin composite structure according to  claim 1 , wherein the bubble activation layer is a porous metal sintered layer formed on the heat dissipation base layer by sintering of metal powder, and the bubble activation layer is in contact with the fin structure. 
     
     
         3 . The two-phase immersion type heat dissipation fin composite structure according to  claim 1 , wherein the bubble activation layer is a porous metal sprayed layer formed by spraying solid phase metal powder onto the heat dissipation base layer, and the bubble activation layer is in contact with the fin structure. 
     
     
         4 . The two-phase immersion type heat dissipation fin composite structure according to  claim 1 , wherein the bubble activation layer is a porous metal sintered layer formed on the heat dissipation base layer by sintering of metal powder, and the bubble activation layer is not in contact with the fin structure. 
     
     
         5 . The two-phase immersion type heat dissipation fin composite structure according to  claim 1 , wherein the bubble activation layer is a porous metal sprayed layer formed by spraying solid phase metal powder onto the heat dissipation base layer, and the bubble activation layer is not in contact with the fin structure. 
     
     
         6 . A two-phase immersion type heat dissipation fin composite structure, comprising:
 a heat dissipation base layer;   a bubble activation layer immersed in a two-phase coolant for increasing an amount of bubbles that is generated; and   a fin structure;   wherein the bubble activation layer is formed on the heat dissipation base layer, and the fin structure is formed on the bubble activation layer.   
     
     
         7 . The two-phase immersion type heat dissipation fin composite structure according to  claim 6 , wherein the bubble activation layer is a porous metal sintered layer formed on the heat dissipation base layer by sintering of metal powder. 
     
     
         8 . The two-phase immersion type heat dissipation fin composite structure according to  claim 6 , wherein the bubble activation layer is a porous metal sprayed layer formed by spraying solid phase metal powder onto the heat dissipation base layer. 
     
     
         9 . The two-phase immersion type heat dissipation fin composite structure according to  claim 6 , wherein the bubble activation layer is a porous metal sintered layer formed on the heat dissipation base layer by sintering of metal powder, and the bubble activation layer covers the fin structure. 
     
     
         10 . The two-phase immersion type heat dissipation fin composite structure according to  claim 6 , wherein the bubble activation layer is a porous metal sprayed layer formed by spraying solid phase metal powder onto the heat dissipation base layer, and the bubble activation layer covers the fin structure.