聚四氟乙烯对风电叶片聚氨酯涂层耐磨与耐雨蚀性能影响及损伤机制研究

郑子龙, 孙海静, 薛伟海, 陈国亮, 周欣, 王进军, 段德莉, 孙杰

Effects and Damage Mechanisms of Polytetrafluoroethylene on Wear and Rain Erosion Resistance of Polyurethane Coatings for Wind Turbine Blades

ZHENG Zilong, SUN Haijing, XUE Weihai, CHEN Guoliang, ZHOU Xin, WANG Jinjun, DUAN Deli, SUN Jie

图9 不同PTFE含量的PU涂层在不同管道压力下雾化冲蚀30 min后的表面形貌

Fig.9 Surface morphologies of PU coatings containing 0 (a), 1% (b), 2% (c), 3% (d) and 5% (e) PTFE after atomization erosion for 30 min at pipeline pressures of 8.3 MPa (a1-e1) and 10.3 MPa (a2-e2)