中文说明：benders是求解MILP问题的有效方法，在电力系统规划和运行中具有非常重要的作用，当用CPLEX无法求解时，可以考虑用本算法求解；算法内有详细说明，具体操作需要自己琢磨。
English Description：
Benders is an effective method to solve MILP problem, which plays a very important role in power system planning and operation. When it can not be solved by CPLEX, this algorithm can be considered; there are detailed instructions in the algorithm, and the specific operation needs to be considered.