本文的目的在以數值方法研究雙材質熱挫屈式微閥的進口壓力以及微閥開口大小等不同的條件對微流道中的流體的流量產生之影響。藉由數值方法的準確性與便利性，建立起一個模擬微閥之中壓差與流量的函數關係。並對入口速度做不同的設定，藉著模擬結果來判斷在一定的壓差下，入口的速度分布對流量產生多大的影響。
未來，使用者可以經由使用這個模組來得知微閥中的流場分布情形。這對於設計微閥以及微流道的人而言，可指出設計的方向，亦可在短時間內得知其設計的結果，相信這個模組對於縮短設計時間有所助益。

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