首先介绍了基于磁流体微泵的工作原理,并且根据Navier-Stokes公式推导出了磁流体在梯度磁场中所产生的驱动力大小。然后,回顾了磁流体微泵的发展历程,对各阶段磁流体微泵的产生进行了研究,梳理出了各磁流体微泵的发展脉络,并且详细描述了各微泵的结构特点以及优缺点。最后,简单展望了磁流体微泵的发展趋势,指出磁流体微泵发展中存在的问题,例如磁流体的制备、磁流体微致动理论体系不完善和新型磁流体微泵的设计等,并针对这些问题提出了有效的解决方案。 Firstly, the working principle of the micro-pump based on the magnetic fluid is introduced. According to the Navier-Stokes formula, the driving force generated by the magnetic fluid in the gradient magnetic field is deduced. Then, the development course of the MHD micro-pump is reviewed, and the development of MHD micro-pump in each stage is studied. The developing course of each MHD micro-pump is summarized, and the structure, advantages and disadvantages of each micro-pump are described in detail . Finally, the development trend of the MHD micro-pump is briefly presented, and the problems in the development of the MHD micro-pump are pointed out, such as the preparation of the MHF, the imperfect theoretical system of the MHF and the design of the MHF micro-pump An effective solution to these problems is proposed.