# 我们身边的STEM 04：干湿球温度计及露点温度中马格努斯公式的应用

in cn-stem •  9 months ago  (edited)

A叫做干湿表系数，可近似等于6.2×10的-4次方;
P可由实际气压仪测得;

Magnus 公式：

T是温度，单位是℃；

（Dp在-45°C至60°C范围内适用）

RH=10%, T=25°C时， Dew point = -8.77°C
RH=90%, T=50°C时，Dew point = 47.90°C

[Sonntag90] Sonntag D.: Important New Values of the Physical Constants of 1986, Vapour Pressure Formulations based on the IST-90 and Psychrometer Formulae; Z. Meteorol., 70 (5), pp. 340-344, 1990.

[Hardy98] Hardy B., Thunder Scientific Corporation, Albuquerque, NM, USA The proceedings of the Third international Symposium on Humidity & Moisture, Teddington, London, England, April 1998.

，谢谢啦~

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·  9 months ago

This post has been voted on by the SteemSTEM curation team and voting trail in collaboration with @curie.

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·  9 months ago

Thanks！ witness vote all done~~

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·  9 months ago

👍。雖然知道大爺分析的很仔細，但是卡卡還是鴨子聽雷響😁

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·  9 months ago

😄！不是你的問題，問題是在卡卡自己的腦袋裡。

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·  9 months ago

👍！雖然文字是多了一點，但是分析的很清楚。簡單易用的說詞，只是卡卡自己對數學的解說是頭暈暈☁的😁😁

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