钛合金表面高太阳吸收比膜层结构及热控性能研究  

Research on Structure and Thermal Control Performance of Coating with High Solar Absorbance on Titanium Alloy Surface

作　　者：鞠鹏飞 吴超 苏培博 姚忠平[2] 牛翱翔 

机构地区：[1]上海航天设备制造总厂,上海200245 [2]哈尔滨工业大学化工学院,黑龙江哈尔滨150001

出　　处：《上海航天》2016年第2期78-81,共4页Aerospace Shanghai

摘　　要：用微弧氧化工艺在钛合金表面制备陶瓷膜层,研究了不同无机盐添加剂对膜层热控性能的影响,确定了钴盐、镍盐和铁盐多种无机盐复合微弧氧化工艺。研究了钨酸钠浓度和微弧氧化时间对膜层厚度、粗糙度、结构及热控性能的影响。在钛合金表面制备了太阳吸收率为0.93、发射率0.88的微弧氧化膜层。The chinaware coating was manufactured on titanium alloy surface by microarc oxidation technique in this paper.The influence of cobalt salt,nickel salt,salt and various inorganic salt additive on the performance of the thermo control for the film was studied.The microarc oxidation techniques were determined.The influences of the concentration of sodium tungstate and the microarc oxidation time on the film thickness,roughness,structure and thermo control performance were discussed.The coating on titanium alloy surface with the performance of solar absorb 0.93 and emissivity 0.88 was manufactured.

关 键 词：钛合金 陶瓷膜层 高太阳吸收率 发射率 热控性能 微弧氧化 氧化时间 钨酸钠浓度 

分 类 号：TG174.4[金属学及工艺—金属表面处理] O435.1[金属学及工艺—金属学]