Developing multiple production system in coal chemical industry by lurgi gasification technology 利用鲁奇技术发展煤化工多联产系统续
Index system on pollutant discharge for energy utilization systems was analyzed . the models make the calculation of pollutant discharge about power and heat easier 并对能源利用系统的污染物排放指标体系展开了研究，建立热机热电联产系统的污染物排放评价指标体系。
In the cogeneration system , heat and power affect each other , heating - pump heating ( air conditioning ) system can not satisfy the peak load very well 热电联产系统热电相互牵连，热泵供暖（空调）系统不容易很好地满足尖峰负荷，锅炉供暖系统供热中天然气燃料构成的成本过高。
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。
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。
Then , the different affecting factors are analyzed . at last , the circumstances that how the factors affect diesel - engine two - source heating ( air conditioning ) system , diesel - engine cogeneration system , heating - pump heating system are compared 本文首先研究了整个系统的可行性、供暖成本，然后对各种影响因素进行了分析，最后比较了各种因素对内燃机双源供暖系统、内燃机热电联产系统、热泵供暖系统的影响。
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 % 。
Thermodynamic methods were used to optimize gasifier , shift reaction and co2 removal , and methanol synthesis processes . polygeneration is a promising system to make the best use of thermal energy with different qualities to achieve high environmental and economic benefits 本文以热力学方法研究了多联产系统的热效率和火用损失，对气化炉、水煤气变换和脱碳以及甲醇合成等单元作了优化分析，指出了多联产系统在能量利用方面的合理性，对其环境效益和经济效益的综合评估方法进行了初步探索。
The proportion of natural gas in consumption of energy is constantly rising . gas turbine and engine cogeneration is one of the rational ways in utilization of natural gas . using index system evaluating thermodynamic performance of energy utilization systems on the basis of electricity , the allocation models of the fuel consumption for the gas turbine and engine chp plant were deduced 本文根据以电量为基准的热力性能评价思想，研究燃机热电联产煤耗分摊问题，并给出了燃机燃气蒸汽联合循环热电联产、燃机简单循环热电联产系统的电、热两种产品生产的煤耗分摊模型。
