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Technical Economic Evaluation of Electrical Boarding Bridge Substitution Scheme in Gansu Province

SONG Dong;HE Yongxiu;School of Economics and Management,North China Electric Power University;  
In order to meet the needs of electrical substitution,new alternative forms of electric power is studied which can promote the renewable energy power consumption in Gansu Province.The boarding electrical substitution scheme is designed in Gansu Province.The electric alternative space of electrical boarding substitution of main airports in Gansu Province is calculated.The operating costs of GPU and APU are compared and analyzed.The impact sensitivity analysis is made for the relevant factors on two devices ' operating cost difference.It is shown that the GPU equipment has obvious economical advantage compared with APU equipment of conventional aircrafts.
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