The optimization of sinpec changling co . ' s methanol synthesis process , which using coking dry gas as feedstock , is described 摘要介绍了中国石化股份公司长岭分公司焦化干气制甲醇工艺技术的优化应用情况。
There are many factors that affect methanol synthesis , among which temperature and pressure have the greatest effect on the increase in co and co2 conversion 摘要影响甲醇合成的因素很多，其中温度和压力对提高co 、 co2转化率影响最大。
The three - phase slurry - bed technology for the liquid - phase methanol synthesis is a new productive technology which converts synthesis - gas into methanol by taking three - phase slurry reactor 液相法三相淤浆床甲醇合成技术是一种使用三相淤浆床反应器将合成气转化为甲醇的生产新技术。
Polygeneration system is a complex , high efficient and environmentally friendly system with the chemical fuel and power productions . methanol synthesis and power generation are the typical sections to form the simplest cogeneration system 多联产是复杂的、高效环保的化工能源系统，以甲醇合成和发电为代表的联产是最典型的多联产系统。
These results can be used as a reference for optimization of polygeneration systems . the syngas generated from coal needs shifting reaction to adjust h2 / co ratio to fit the methanol synthesis requirement 由煤制得的合成气经过变换反应达到满足甲醇合成要求的氢碳比，这一过程消耗了能量但提高了甲醇产率，在不同的甲醇产率下多联产系统的效率随之改变。
Through using novel reforming catalysts and methanol synthesis catalyst , optimizing operation process , supplying the desorbed gas of psa unit to reformer , etc . , the methanol synthesis process has been improved 通过使用新的转化催化剂及甲醇合成催化剂，优化运行工艺，在转化炉入口添加变压吸附装置解吸气等措施，使焦化干气制甲醇工艺技术得到进一步提高。
The shifting reaction consumed energy but increased the methanol synthesis ratio and the system efficiency . the energy method was used to analyse the effect of methanol synthesis ratio on system efficiency to show the advantages of polygeneration system 本文以能量分析的结果来说明多联产系统效率随甲醇合成产率(以接近平衡态的程度表示)的变化规律，指出了变换反应在能量利用和环境保护上的合理性。
In line with the characteristics of methanol synthesis , an axial - radial methanol synthesis reactor is developed on the basis of the organic combination of thermodynamics and kinetics , and its use under various pressure levels and in various regions gives satisfactory results 根据甲醇合成的特点，将热力学和动力学有机结合起来所开发的轴径向甲醇合成反应器，在不同压力等级和领域中应用，均取得了令人满意的效果。
Comparing to the traditional production technology , the new methanol synthesis process has many advantages which are as follows , high conversion of synthesis - gas per pass , high methanol concentration at reactor exit , isothermal temperature in slurry bed , easy temperature control , simple heat exchanging , excellent technology economy characters and so on . so it becomes a new technology for methanol production that has great industry application 与传统生产工艺相比，三相淤浆床甲醇合成工艺具有单程转化率高，出口甲醇质量分数高；床层等温，反应条件优良；温度易于控制，换热简单；生产的技术经济指标优良等特点，因此成为一种应用前景非常广阔的新兴甲醇生产新技术1 。
Furthermore , the exergy analysis considered both the physical exergy and the chemical exergy were used to analyse the chemical synthesis and the power generation . the results when methanol synthesis ratio was 0 . 9 to the equilibrium state were compared with the separate electrical and chemical systems and showed that polygeneration was 3 . 5 % more efficient and less polluted 由于多联产系统耦合了化工和发电的过程，本文在采用火用分析的方法时，分别考虑了物理火用和化学火用，计算结果将联产和分产进行了比较，得出在甲醇合成产率达到0 . 9时，联产效率较分产高3 . 5 % 。
