采用统一时间离散化方法,用改进的差分进化算法求解带有限中间存储的连续生产过程和间歇生产过程混合的化工生产调度问题.提出随机产生符合容量约束的任务队列组成染色体的新的编码方式,采用块交叉和块变异进化操作.为了提高算法全局收敛能力,该文对算法的选择操作进行了改进,并通过Logisic混沌映射方法获得交叉算子CR的取值.最后,通过化工算例仿真来说明模型和算法的有效性. A uniform time discretization method is used to solve the problem of chemical production scheduling with a mixture of continuous production process and intermittent production process with limited intermediate storage by using the improved differential evolution algorithm.The new encoding method is proposed to randomly generate chromosomes with task queues that meet the capacity constraints, In order to improve the global convergence ability of the algorithm, this paper improves the selection operation of the algorithm and obtains the value of crossover operator CR by Logisic chaos mapping method.Finally, through the chemical example simulation Explain the validity of the model and algorithm.