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首页> 外文期刊>International Journal of Refrigeration >Performance of mixture refrigerant R152a/R125/R32 in domestic air-conditioner
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Performance of mixture refrigerant R152a/R125/R32 in domestic air-conditioner

机译:家用空调中混合制冷剂R152a / R125 / R32的性能

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This work reports a ternary blend R152a/R125/R32 with a mass ratio of 48/18/34 as a potential alternative to R22. A computer code has been developed with NIST REFPROP 7.0 for the comparative analysis of thermophysical properties and refrigerant performance of this new mixture and of R22. A drop-in test of this new mixture was performed in a domestic air-conditioner originally designed for R22. Both the calculation and experimental results showed that this new mixture could be regarded as a most likely drop-in substitute for R22 in many applications. The flammability of this ternary blend was also studied with an explosion apparatus to prove that it could be used safely. Besides, simulation of the refrigerant cycle leakage showed that the variation of composition due to leakage was so little that there is no much performance degradation.
机译:这项工作报告了质量比为48/18/34的三元混合物R152a / R125 / R32,可以作为R22的潜在替代品。使用NIST REFPROP 7.0开发了计算机代码,用于比较分析这种新混合物和R22的热物理性质和制冷剂性能。在最初为R22设计的家用空调中对这种新混合物进行了直接测试。计算和实验结果均表明,在许多应用中,这种新混合物可被视为R22的最有可能的替代品。还使用爆炸仪研究了这种三元混合物的可燃性,以证明可以安全使用。此外,对制冷剂循环泄漏的模拟表明,由于泄漏引起的成分变化很小,因此性能没有太大下降。

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