设置安全库存可以有效管理供应链的不确定性,提高服务水平,降低缺货风险。本文基于可信性理论,研究了当需求为模糊变量,提前期分别为固定值和模糊变量时,节点企业安全库存量的确定问题。通过实际算例,分析了模糊环境下提前期对安全库存量的影响。
Appropriate safety stock could ensure desired service level while bringing relatively low inventory cost. Based on credibility theory, this paper focuses to determine safety stock under fuzzy environment while defines demand a fuzzy variable and lead time either crisp or fuzzy. And through a specific example, the impact of fuzzy uncertainty on safety stock is analyzed.