Based on the concept of flow energy loss of fluid in a shrinkage and expansion pipe,and flow resistance coefficients,the paper describes the cause of one way flow of the piezoelectric valveless diffuser/nozzle based fluid pump in valveless state,and also analyses the pump flow.
借助流阻系数 ,具体分析了压电锥形流管无阀泵在无阀状态下 ,产生单向流动的原因 ,并解析了泵流量。
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