22.Feb.2011 [parameters] Surface-Structure-System

There are many kinds of sponge in this world, their appearance is different with each other, but all sorts of sponge has similar operation system which can assist them to manipulate water environment, especially, water flow speed. Such operation system represent by double skin structure of sponge which can be considered as a kind of filter device. The device constitute in porous structure and cavity structure, these two organizations combine with each other and influence mutually. The porous structure as start, also end points, of cavity structure can open and close in certain proportion based upon surrounding water situation.

Process Structure

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