R410A热力性质的拟合计算

Refrigeration & Air Conditioning(2012)

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Abstract
采用拟合关联式简便计算方法,对制冷剂R22主要替代工质之一的R410A的热力性质在饱和温度-40~60℃,过热度0~60℃范围内进行了拟合,并分析了误差。结果表明:采用该方法得到的拟合模型与参考数据源相比,在保证物性计算速度和稳定性的前提下,精度满足工程计算所需的要求,适用于系统的仿真和优化计算以及过程的实时控制。
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Key words
R410A,saturation,thermal properties,overheating,refrigerant,fitting calculation
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