In the paper, the Galerkin penalty finite element method was applied to simulate the flows in the emitter.

该文采用加罚有限元方法对滴头内流动进行数值模拟，详细分析了“迷宫式”滴头在不同流量时的流动特性。

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First, the penalty finite element balance equation for quasi-static problem is obtained by the application of Galerkin weighted residual method and the introduction of penalty parameter.

首先，采用伽辽金加权余量法推导有限元平衡方程，利用罚方法得到求解拟静态问题的罚有限元公式。

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