某万吨级铜矿扩建工程方案优选

Scheme Optimization and Selection of A certain 10 kt Copper Mine Expansion Project

针对某万吨级铜矿扩建工程,提出6种可行性方案进行初选,优选出3种方案进行详细的技术经济比较。根据方案比选的基本方法和资金的时间价值原理,在方案经营期相同的前提下,利用费用现值法(Present Value Cost)对3种优选方案进行投资经营费用比较,根据费用现值法的比选原则得出最佳开采方案。

Six feasibility schemes are put forward for preliminary selection in a certain 10 kt copper mine expansion project, among which, 3 schemes are selected for detailed technical and economic comparison. According to the basic method of scheme comparison and the principle of time value of fund, under the premise of the same operation period, the method of present value cost is used for comparison of investment and operating cost in the 3 preferred schemes, the optimum mining scheme is obtained according to the selection and comparison principle of method of present value cost.