【摘要】 介绍了国内外高导热纳米流体的制备方法与稳定性研究，归纳了一步法与两步法制备纳米流体的工艺流程与技术优劣，分析总结了采用添加表面活性剂、表面改性技术、调控溶液p H以及超声振动等方式来提高纳米流体稳定性的技术特点、作用机理以及适用场景，对纳米流体今后的研究方向做出展望。更多还原

【Abstract】 The preparation methods and stability studies of high thermal conductivity nanofluid at home and abroad were introduced, the advantages and disadvantages of one-step and two-step nanofluid preparation processes were summarized, and the technical characteristics, mechanisms and scenarios of using surfactants, surface modification techniques, solution pH regulation, and ultrasonic vibration to improve the stability of the nanofluid were analyzed and summarized, an outlook of the future direction of the research on nanofluid was given.更多还原