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工业辐射温度计的辐射源尺寸效应(SSE)测量 被引量:4

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摘要 本文给出了直接法测量工业用辐射温度计SSE的计算公式和SSE对测温结果影响的修正公式。建立直接法测量系统,对几种不同型号的被测辐射温度计的测量结果表明,SSE整体上随辐射源尺寸的增大而增加。但在源尺寸较小时SSE变化率较大,随着源尺寸的增大,SSE的变化率逐渐较小,趋于平缓。辐射温度计的校准应尽量选择与测温对象尺寸相近的辐射源直径。否则,精密测温应用需考虑SSE修正。
出处 《计量技术》 2010年第9期6-9,共4页 Measurement Technique
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参考文献10

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共引文献19

同被引文献49

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