而JIT则基本上是一种生产控制方法即管理的控制职能;MRPII在哲理上强调集成,在手段中重视计划;JIT在哲理上强调改善,在手段上重视控制;MRPⅡ的弱点是车间执行的控制,而这正是JIT的强处;MRPⅡ的强处是中、长期全面的计划,而这正是JIT的弱点。
ERP使用現代化資訊工具如GUI,RDBMS,4GL,OpenSystem,和Client/Server。MRP,MRPII,ERPERP的歷史-史前時代 1744年世上最早材料表(BillofMaterial,BOM)。 1880年最早的完整生產控制系統。 1915年F.W.Harris提出經濟訂購量(EconomicOrderQuantity,EOQ)。 1934年R.H.Wilson發展出再訂購點技術(Re-OrderPoint,ROP)。 1942...
The first MRP systems ofinventory managementevolved in the 1940s and 1950s, using mainframe computers to extrapolate information from a bill of materials for a specific finished product into a production and purchasing plan. MRP systems expanded to include information feedback loops so that production...
(3)库存交易(Inventory Transaction) 料品在各库房的出(领料、成品出货)、入(验收、成品入库)情况称作[库存交易]或[库存异动],而一个[交易]就是料品进入或移出某库房的[记录]。 以信息职能的角度而言,有关库房和料品的数据是存放在主档(master file)内的,而库存交易(异动)的各项数据则存放在交易档(...
An MRP system uses several inputs to gather production planning data, such as the product’s bill of materials, master production schedule, production inventory levels and other data sources to calculate what materials are required and when. ...
Download MRP vs ERP whitepaper By Jacob Vasanth MRP/ERP solutions specialist Jacob has over a decade of experience in guiding SMBs, midmarket, and enterprise companies, in diverse geographical locations and industries, through digital transformations. He has a passion for assisting customers in overc...
A dedicated inventory management software or a broader manufacturing Enterprise Resource Planning or ERP system might be needed. Some of the popular types of inventory management that can be applied to increase efficiency in distinct use cases include Just-in-Time (JIT), Materials Requirement Planning...