首页> 外文期刊>Journal of Chemical and Engineering Data: the ACS Journal for Data >VaporLiquid Equilibrium for the Binary Systems 1,1,2,3,3,3-Hexafluoro-1-propene (R1216)+2,3,3,3-Tetrafluoroprop-1-ene (R1234yf) and 1,1,2,3,3,3-Hexafluoro-1-propene (R1216) + trans-1,3,3,3-Tetrafluoropropene (R1234ze(E))
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VaporLiquid Equilibrium for the Binary Systems 1,1,2,3,3,3-Hexafluoro-1-propene (R1216)+2,3,3,3-Tetrafluoroprop-1-ene (R1234yf) and 1,1,2,3,3,3-Hexafluoro-1-propene (R1216) + trans-1,3,3,3-Tetrafluoropropene (R1234ze(E))

机译:用于二元体系的蒸气水平平衡1,1,2,3,3,3-六氟-1-丙烯(R1216)+ 2,3,3,3-四氟丙烯-1-ENE(R1234YF)和1,1,2, 3,3,3-六氟-1-丙烯(R1216)+反式1,3,3,3-四氟丙烯(R1234ZE(E))

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摘要

The vaporliquid equilibrium (VLE) for the binary systems 1,1,2,3,3,3-hexafluoro-1-propene (R1216) + 2,3,3,3-tetrafluoroprop-1-ene (R1234yf) and 1,1,2,3,3,3-hexafluoro-1-propene (R1216) + trans-1,3,3,3-tetrafluoropropene (R1234ze(E)) have been investigated from 283.43 to 323.32 K and 283.28 to 323.16 K, respectively. The experimental apparatus was a recirculation system with a liquid phase pump to accelerate the VLE process. The PengRobinson equation of state combined with MathiasCopeman alpha function, modified HuronVidal mixing rule, and nonrandom two-liquid activity coefficient model was employed to correlate the VLE data. The correlated results showed good agreement with the experimental results for the two mixtures. The average absolute relative deviation of pressure (AARDp) and average absolute deviation of vapor composition (AADy) were 0.32% and 0.003 for R1216 + R1234yf, and 0.21% and 0.004 for R1216 + R1234ze(E), respectively. The experimental and correlated results showed that there was a positive azeotrope for the system R1216 + R1234yf over all tested temperatures.
机译:用于二元体系的蒸气水平平衡(VLE)1,1,2,3,3,3-六氟-1-丙烯(R1216)+ 2,3,3,3-四氟丙烯-1-ENE(R1234YF)和1, 1,2,3,3,3-六氟-1-丙烯(R1216)+反式-1,3,3,3-四氟丙烯(R1234ze(e))已研究283.43至323.32 k和283.28至323.16 k,分别。实验装置是具有液相泵的再循环系统,以加速VLE过程。采用MathiaScopeman Alpha功能的Pengrobinson方程,改性急流混合规则和非谐波二液活动系数模型与VLE数据相关联。相关结果表明,两种混合物的实验结果表明了良好的一致性。对于R1216 + R1234YF的蒸气组合物(AAdP)的平均绝对相对偏差和蒸气组合物(Aady)的平均绝对偏差为0.32%和0.003,分别为R1216 + R1234(E)的0.21%和0.004。实验性和相关结果表明,在所有测试的温度下,系统R1216 + R1234YF存在阳性共沸物。

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    Zhejiang Univ Key Lab Refrigerat &

    Cryogen Technol Zhejiang Pro Inst Refrigerat &

    Cryogen Hangzhou 310027 Peoples R China;

    Zhejiang Univ Key Lab Refrigerat &

    Cryogen Technol Zhejiang Pro Inst Refrigerat &

    Cryogen Hangzhou 310027 Peoples R China;

    Zhejiang Res Inst Chem Ind State Key Lab Fluorine Greenhouse Gases Replaceme Hangzhou 310023 Peoples R China;

    Zhejiang Res Inst Chem Ind State Key Lab Fluorine Greenhouse Gases Replaceme Hangzhou 310023 Peoples R China;

    Zhejiang Univ Key Lab Refrigerat &

    Cryogen Technol Zhejiang Pro Inst Refrigerat &

    Cryogen Hangzhou 310027 Peoples R China;

    Zhejiang Univ Key Lab Refrigerat &

    Cryogen Technol Zhejiang Pro Inst Refrigerat &

    Cryogen Hangzhou 310027 Peoples R China;

    Zhejiang Univ Key Lab Refrigerat &

    Cryogen Technol Zhejiang Pro Inst Refrigerat &

    Cryogen Hangzhou 310027 Peoples R China;

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