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hang kong hong wai ce wen yi shi ce xing neng chu bu fen xi
Pages: 28-41+56
Year: Issue:  1
Journal: Ocean Technology

Abstract: 本文以 HWL2型航空红外测温仪近几年实测数据为依据,讨论了仪器的稳定性,测量精度和分辨率,以及海上使用结果,得出如下结论。(1)仪器采用基准黑体比较的直腔恒温型结构,有效地克服环境温度影响,仪器在-10℃—+40℃环境下工作时,仪器漂移为±0.2℃(中误差)。(2)仪器稳定性达到0.2℃/6小时。(3)仪器分辨率为0.1℃。(4)仪器在空中检测与室内标定无明显差别。(5)测量精度:a、室内达到±0.3℃。b、在300米高度以下,无云雾影响时,不用修正可达到±0.5℃。c、用对比法修正实测精度为±0.3℃。
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