供應(yīng)鏈管理(第13講-1)(存儲(chǔ)版)
【正文】 lychain efficiency. Summary ? This chapter addressed inventories and inventory management. ? Many panies seek to improve their inventory turnover levels, or the number of times that inventory is sold in a 1year period. ? When deciding what levels of inventories to maintain, panies try to minimize the costs associated with both too much and too little inventory. ?The chapter also addressed when to order, as well as how much to order。 Justin Time (JIT) Approach。 actually achieving it can be quite difficult because of tradeoffs that are involved. Managing the tradeoff is important to maintain service levels. 910 Inventory Classifications ?It’s important to know the key classifications of inventory because the classification influences the way that inventory is managed. ?Inventory is most frequently classified as ― ― Psychic stock 。 buying eggs every 14 days. ?Pipeline, or intransit, stock is inventory that is en route between various nodes (., fixed facilities such as a plant, warehouse, store) in a logistics system. ― ― eggs in transit between the retail store and your kitchen. ?Speculative stock refers to inventory that is held for several reasons, including seasonal demand, projected price increases, and potential shortages of product. ― ― Spring Festival, tends to cause an increase in demand for eggs. 917 InventoryRelated Costs ?Inventoryrelated costs are most frequently classified as ― ― Inventory carrying (holding) costs。 reorder points signify stock levels at which a new order should be placed. With respect to how much to order, the economic order quantity (E) minimizes ordering costs and inventory carrying costs. ?Contemporary approaches to managing inventory ― ABC analysis, the JIT approach, and VMI ― were discussed. 演講完畢，謝謝觀看！ 。 Fixed order interval system (Page 276 ) ?Reorder point (ROP) (Page 276 ) ROP = DD x RC under certainty ROP = (DD x RC) + SS under uncertainty Where DD = daily demand RC = length of replenishment cycle SS = safety stock 928 How Much to Reorder ?The typical inventory order size problem, referred to as the economic order quantity (EOQ), deals with calculating the proper order
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