用于热流测量的空腔绝对辐射计研究

Study on Cavity Absolute Radiometer for Heat Flux Measurement

辐射热流传感器在航空、航天及军事领域应用广泛,其中空腔绝对辐射计作为热流标准器具有多方面的优势。介绍了空腔绝对辐射计的研究背景、研制意义、测量原理、结构形式及组成部分的功能构成,提出了空腔绝对辐射计的测试方法,对测量结果进行了验证,所研制的空腔绝对辐射计可满足热流校准工作需求。

The cavity absolute radiometer is widely used as heat flow standard in aerospace and military fields.The research background,measurement principle,development significance,structure and the functional composition of cavity absolute radiometer for heat flux measure are introduced.The test method for cavity absolute radiometer is proposed and measurement results are verified,which shows that the developed cavity absolute radiometer could meet the demand of heat flow calibration.