| 1. | A rigorous thermodynamic model which can be used in simulation of hydrogen isotope - separation by cryogenic distillation is then obtained
可作为低温精馏分离氢同位素的一个严格的热力学模型。 |
| 2. | Oxygen is produced by an air separation unit ( asu ) through liquefaction of atmospheric air and separation of the oxygen by continuous cryogenic distillation
氧的生产使用空气分离装置（ asu ） ，通过大气的液化和连续低温蒸馏分离出氧。 |
| 3. | 2 . the rigorous thermodynamic model has been applied to study the characteristics of cryogenic distillation column having feedback stream with hydrogen isotope system in steady state
2 、应用严格的热力学模型研究了带有侧线循环及平衡反应装置的氢同位素低温精馏塔的稳态分离特性。 |
| 4. | The process flows designed for the separation of coal seam gas ( coal mine methane , cmm ) by cryogenic distillation are described and the influences of various technological conditions on the separation process are also discussed
摘要叙述了采用低温法分离煤层气( cmm )的工艺流程，并讨论了工艺条件对分离过程的影响。 |
| 5. | A side stream is recycled to the external feed stream of the column through an equilibrator as an internal feed stream . the simulation results indicate effects on the characteristics of cryogenic distillation column . consideration is given to the behavior and characteristics of the set of ordinary differential equations
3 、分析了浓度极稀物系动态精馏模型的特点，建立了此类物系动态模型的求解策略，通过对模型中状态变量的转换，使原本刚性较强的微分方程组转化为一非刚性的常微分方程组。 |
