REN Jian;LI Dapeng;LI Qiming;WANG Ningbo;WANG Yongjuan;YAO Xiaohong;WANG Wei;YANG Fan;DANG Yu;Engineering Research Center for High-efficiency Utilization of Fossil Hydrocarbon Resource of Petroleum and Chemical Industry;Hydrocarbon High-efficiency Utilization Technology Research Center of Shaanxi Yanchang Petroleum (Group) Corp.,Ltd.;Huaneng Clean Energy Research Institute Co.,Ltd.;State Key Laboratory of Coal-based Clean Energy;To analyse the general advantages of the novel CCSI based coal-fuel-electric-power-chemical poly-generation mode in contrast to regular coal-fired power utility,assessment of economic & environmental advantages with respect to such kind of new coal utilization pattern was performed.The results demonstrate that,as for the subcritical coal-fired boiler upgrade mode,the overall revenue and coal value appreciation rate are 1 589.41-1 622.41 yuan,354.12%-363.60%,respectively,particularly,the profit appreciation rate increases from 4.87%-13.26% to 171.92%-182.43%.In the case of combining gas turbine power generation with CCSI process,the overall revenue,coal value appreciation rate,profit appreciation rate are 1 867.92-1 955.49 yuan,433.69%-458.71%,232.48%-245.45%,respectively.Moreover,the pollutant emission performance assessment reveales that,compared with conventional subcritical coal-fired power utility,as for the CCSI-subcritical coal-fired boiler upgrade mode,annual coal consumption can be reduced by 10 488-59 016 t/a,the annual environment cost can be cut to less than 1.386 6 million yuan from 4.624 3-6.361 7 million yuan.Compared with conventional ultra supercritical coalfired power utility,in the case of CCSI-combining gas turbine power generation process,the annual coal consumption can be reduced by about 98 952-143 664 t/a,and the annual environment cost can be cut to less than 0.343 9 million yuan.
2018 04 v.24;No.116 [Abstract][OnlineView][HTML全文][Download 1244K]