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单部件劣化系统的维修成本优化研究

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摘要 本文针对如何优化单部件系统维修成本的问题,用Gamma过程描述系统的劣化过程,建立维修优化模型,以寻找最优的维修策略,进而定量优化维修成本。假设预防维修时间和故障后维修时间服从一般分布,考虑检测成本、维修成本和停工损失,在此基础上,利用更新过程理论,求出系统平均维修成本率的表达式,以系统平均维修成本率最大为决策目标,实现检测间隔期和预防维修阈值的同时优化。最后,通过算例说明了模型的可行性。
作者 秦春青
机构地区 中南大学商学院
出处 《商业会计》 2015年第7期60-62,共3页 Commercial Accounting
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