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Citation: Zhibin Tao, Shuyong Zhang. 开尔文公式计算蒸气冷凝与液体沸腾温度的误差及其分析[J]. University Chemistry, ;2021, 36(2): 200203. doi: 10.3866/PKU.DXHX202002037 shu

开尔文公式计算蒸气冷凝与液体沸腾温度的误差及其分析

Zhibin Tao ,
Shuyong Zhang ^,

School of Chemistry and Chemical Engineering, Shandong University, Jinan 250100, China

Corresponding author: Shuyong Zhang, syzhang@sdu.edu.cn
Received Date: 20 February 2020

讨论了利用开尔文公式计算液体沸腾与蒸气冷凝温度时的误差。指出这些误差是由于没有考虑温度变化对弯曲液面蒸气压和水平液面蒸气压之比等因素的影响，以及没有注意开尔文公式对小气泡的适用性导致的。指出了改善结果的方法，并进一步明确了开尔文公式的适用范围。
- Kelvin equation,
- Curved surface,
- Vapor pressure,
- Boiling,
- Condensing
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