| LKP方程在天然气相平衡计算中的应用 |
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| 引用本文： | 杨帆,陈保东.LKP方程在天然气相平衡计算中的应用[J].节能技术,2011,29(6):502-505. |
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| 作者姓名： | 杨帆 陈保东 |
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| 作者单位： | 1. 中国石油大学(华东)储建学院,山东青岛 266555;辽宁石油化工大学石工学院,辽宁抚顺113001
2. 辽宁石油化工大学石工学院,辽宁抚顺,113001 |
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| 基金项目： | 辽宁省教育厅重点实验室项目(LS2010097) |
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| 摘 要： | 由于液化天然气(LNG)所具有的低温特性,其在储运中必然会发生相态的变化.目前,对于天然气相平衡的计算大多应用状态方程法,采用P-R方程和SRK方程进行计算.本文采用了LKP方程进行了气液相平衡的计算,通过与实验值的对比表明:应用LKP状态方程用于天然气及混合制冷剂的相平衡计算具有较好的精度,能够满足进一步天然气热物性...
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| 关 键 词： | 天然气(NG) 液化流程 相平衡计算 LKP状态方程 P-R方程 |
The Application Research of Lee-kesker State Equation in Natural Gas Phase Equilibrium |
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| YANG Fan,CHEN Bao-dong.The Application Research of Lee-kesker State Equation in Natural Gas Phase Equilibrium[J].Energy Conservation Technology,2011,29(6):502-505. |
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| Authors: | YANG Fan CHEN Bao-dong |
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| Affiliation: | YANG Fan1,2,CHEN Bao-dong2(1.College of Pipeline and Civil Engineering,China University of Petroleum'Qingdao 266555,China,2.College of Petroleum Engineering,Liaoning Petro & Chemical University,fushun 113001,China) |
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| Abstract: | LNG(Liquefied Natural Gas)can transform phases during storage and transportation because of low-temperature characteristics.Nowadays,the method of state equation is adopted widely to calculate natural gas phase equilibrium.The state equations are usually P-R and SRK state equations.In this article,LKP state equation was selected to calculate the phase equilibrium of natural gas.The results contrasted with experiment indicated:LKP state equation has accurate results in calculating natural gas and mixture ref... |
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| Keywords: | naturalgas liquefied process flow calculation of phase equilibrium LKP state equation P-R state equation |
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