基于差分算法的反渗透海水淡化优化调度

以系统运行费用为目标的反渗透海水淡化优化调度是一类带有约束的非线性优化问题。针对这一问题,提出一种改进的差分进化算法。该算法对基本差分进化算法中的变异因子和交叉因子进行改进;定义约束违反度函数,将约束优化问题转化为无约束的优化问题。以24小时为一个周期,通过改进的差分进化算法对系统模型进行优化调度。仿真结果表明,改进的算法可以对机组进行优化操作,有效的降低了系统的生产成本。

OptimaI ScheduIing AIgorithm Based on DifferentiaI Reverse Osmosis DesaIination

Running costs of the system as the goal of reverse osmosis desalination optimal scheduling is a kind of nonlinear optimization problem with constraints.To solve this problem,this paper proposes an improved differential evolution algorithm.The algorithm for the basic differential evolution algorithm variability factor and crossover factor improvement,and defined constraint violation function,the constrained optimization problem into unconstrained optimization problems.For a period of 24 hours,through improved differential evolution algorithm to optimize the scheduling system model.