因此本课题研究存在气泡和气穴时无阀微泵的动态特性是十分必要的。
Therefore, it is necessary to study the dynamic characteristics of valve-less micropump accompanying gas bubbles and cavitation.
目前己研制出多种类型的微型泵，而其中无阀微泵因其结构简单等优点成为近年来的研究热点。
Various types of micropumps have been developed, especially valveless micropumps with simple structure attract much more attention and have become focus of research in recent years.
研究结果为压电驱动无阀微泵的研究和设计提供了参考数据，对于微泵系统的研究和应用具有一定的理论价值。
Research results provide a theoretical basis for the piezoelectric-driven valveless micro-pump structure design and have important reference value for the rationalization of the design of micro-pump.
无阀压电微泵的理论分析、样机制备及其性能测试。
Piezoelectric valveless micro-pump theoretical analysis, prototype preparation and its performance are studied.
介绍了无阀型微泵的特点及其工作原理；
The operating principle and flow characteristic of micro valveless pump were introduced.
本文的研究重点是压电双晶梁微驱动器和无阀压电微泵。
In this dissertation, only the piezoelectric bimorph micro-actuator and valveless piezoelectric micro pump are introduced.
采用微型压力传感器测试了无阀压电微泵泵腔的压力脉动，并与仿真结果进行比较。
Experiments of the valveless micropump are carried out, including static and dynamic characteristic tests and the results are compared with the simulation results.
采用微型压力传感器测试了无阀压电微泵泵腔的压力脉动，并与仿真结果进行比较。
Experiments of the valveless micropump are carried out, including static and dynamic characteristic tests and the results are compared with the simulation results.
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