Abstract
According to the vapor liquid equilibrium (VLE) data at normal temperature for systems containing N2, CH4 and CO2, a modified Peng-Robinson equation of state was proposed to correlate and predict the VLE for these systems, the average percentage deviation of pressure is 0.76%, and the average absolute deviation of vapor compositions is 0.0018 (mole fraction). Experimental determination of flash evaporation for the CO2-reservoir gas was made in the temperature range from 292 to 299 K by a static apparatus, and the flash evaporation was also simulated by the MPR model. The results of the simulation compared well with the experimental data.
Original language | English |
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Pages (from-to) | 304-308 |
Number of pages | 5 |
Journal | Gao Xiao Hua Xue Gong Cheng Xue Bao/Journal of Chemical Engineering of Chinese Universities |
Volume | 7 |
Issue number | 4 |
State | Published - Dec 1993 |