《生产运作管理》第九章 库存管理

Operations Management Chapter g Inventory 第九章库存管理 uestc liulei

uestc liulei Inventory 第九章 库存管理 Operations Management Chapter 9

What is Inventory 库存:为了满足未来需要而暂时闲置的资源。 为什么要持有库存? 引国 uestc liulei

uestc liulei What is Inventory 库存 ：为了满足未来需要而暂时闲置的资源。 为什么要持有库存？

nventory category库存种类 单周期库存、多周期需求的库存 Single period Multiple periods 周转库存、安全库存、调节库存。 Cycle Safety Seasonal Inventory 相关性需求库存、独立性需求库存 Dependent and Independent Inventory P/N1001 N1002 uestc liulei

uestc liulei Inventory category 库存种类 单周期库存、多周期需求的库存 Single period & Multiple periods 周转库存、安全库存、调节库存 Cycle & Safety & Seasonal Inventory 相关性需求库存、独立性需求库存 Dependent and Independent Inventory Bicycle(1) P/N 1000 Handle Bars (1) P/N 1001 Frame Assembly (1) P/N 1002 Wheels (2) P/N 1003 Frame (1) P/N 1004

Replenishment Policies 库存补充策略 o Periodic Review Model 周期性检查模型 Continuous Review Model 连续性检查模型 閨閨 uestc liulei

uestc liulei Replenishment Policies 库存补充策略 Periodic Review Model 周期性检查模型 Continuous Review Model 连续性检查模型

Replenishment Policies 库存补充策略 像1 (Q, R) strategy (R, S)strategy (T s)strategy (T,R, S)strategy !国 uestc liulei

uestc liulei Replenishment Policies 库存补充策略 (Q,R) strategy (R,S) strategy (T,S) strategy (T,R,S) strategy

The Content of Inventory Management 库存管理的内容 Deci How much to reoder? When to reoder? uestc liulei

uestc liulei The Content of Inventory Management 库存管理的内容 How much to reoder? When to reoder? Decide

库存成本 Inventory Cost 19 库存持有成本 Inventory Holding Cost Cost of capital obsolescence cost Handling cost Occupancy cost Miscellaneous 订货成本 Order Cost Buyer time Transportation costs Receiving costs uestc liulei

uestc liulei 库存成本 Inventory Cost 库存持有成本 Inventory Holding Cost ◼ Cost of capital ◼ Obsolescence cost ◼ Handling cost ◼ Occupancy cost ◼ Miscellaneous 订货成本 Order Cost ◼ Buyer time ◼ Transportation costs ◼ Receiving costs

North East In USA ACME Warehouse I 口, New Jersey paramus HIIIH Chicago Warehouse 2 Massachusetts newton About 1500 different products About 10000 accounts uestc liulei

uestc liulei ACME About 1500 different products About 10000 accounts Warehouse 1 Warehouse 2 New Jersey Paramus Massachusetts Newton Chicago North East In USA

ACME Warehouse 2 Product A .l Massachusetts Newton (O,R)strategy Demand, R= 39.3 per week Unit cost, C=2.7 Holding cost, h=10% Fixed cost, S=S60/order Lead time L= 1 week How much to order uestc liulei

uestc liulei ACME Product A Warehouse 2 Massachusetts Newton Demand, R = 39.3 per week Unit cost, C = 2.7 Holding cost, h = 10% Fixed cost, S = $60/order Lead time, L = 1 week How much to order ? (Q,R) strategy

经济订货批量模型(EOQ) R:单位时间的需求量 s:订货成本(元次) cOS C:采购成本(元件) h:库存保管费率 H:单位产品的年库存保管费 QH/2 Q:订货批量 T:订货的时间间隔 RS/Q Q uestc liulei

uestc liulei 经济订货批量模型 (EOQ) R:单位时间的需求量 S:订货成本（元/次） C:采购成本（元/件） h: 库存保管费率 H:单位产品的年库存保管费 Q:订货批量 T: 订货的时间间隔 Total inventory cost cost Q* QH/2 RS/Q