港口船用岸电经济效益及投资模式

港口船用岸电系统对社会环境、船舶方、港口方等三方均有效益，但对于投资方运营效益无法覆盖巨额的初期投资。基于港口船用岸电系统的投资，通过财务内部收益率法和盈亏平衡法，计算收费标准；以收费标准为基础，分析港口船用岸电系统的投资模式，说明现阶段推动港口船用岸电系统改造具有现实可行性。

Economic efficiency and investment mode of shore-to-ship power supply in port

The system of shore-to-ship power supply for vessels in port has outstanding social benefits for the social environment,ship-owner,port.But it cannot cover the large-scale investments for the investor.Based on the investment of shore-to-ship power supply,the article uses financial internal rate of return method and break-even analysis to calculate the charge standard,furthermore,analyses the investment mode of shore-to-ship power supply for vessel in port to explain the feasibility of the system reformation of on-shore power for vessels in port at the present stage.