Introduction to Operations Management Definition Production is the

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Introduction to Operations Management

Introduction to Operations Management

Definition Production is the creation of goods and services. Operation management is the set

Definition Production is the creation of goods and services. Operation management is the set of activities that creates goods and services by transforming inputs into outputs.

作業管理的意義 Operation management can be defined as the design operation and control of system

作業管理的意義 Operation management can be defined as the design operation and control of system for the manufacturing and distribution of product.

生產系統分類 依產品生產策略 Make-To-Stock: Make finished products to stock Assemble-To-Order: Assemble finished products to order

生產系統分類 依產品生產策略 Make-To-Stock: Make finished products to stock Assemble-To-Order: Assemble finished products to order (maintain an inventory of components subassemblies, and options) Make-To-Order: Customer design and make finish products to order (maintain a stock of commonly used material)

生產系統分類 依 Process Continuous Process 連續製程 專用機少樣多量 Repetitive Production 專線生產 Make-To-Stock Assemble-To-Order Batch Processing

生產系統分類 依 Process Continuous Process 連續製程 專用機少樣多量 Repetitive Production 專線生產 Make-To-Stock Assemble-To-Order Batch Processing 批量生產 產品式佈置 Job Shop Project 零 廠生產 專案式生產 量少樣多 Make-To-Order 功能式或固定式 佈置

Key Decisions of Operations Managers n What resources/what amounts n When Needed/scheduled/ordered n Where

Key Decisions of Operations Managers n What resources/what amounts n When Needed/scheduled/ordered n Where Work to be done n How Designed n Who To do the work

生產計劃與管制架構圖  Forecasting Production Planning Resource Requirement Planning Master Production Schedule Rough-Cut Capacity Planning Material

生產計劃與管制架構圖  Forecasting Production Planning Resource Requirement Planning Master Production Schedule Rough-Cut Capacity Planning Material Requirement Planning Capacity Requirement Planning Purchase Planning Production Activity & Control Input/Output Control

Historical Evolution of Operations Management n n Industrial revolution (1770’s) Scientific management (1911) n

Historical Evolution of Operations Management n n Industrial revolution (1770’s) Scientific management (1911) n n n Mass production Interchangeable parts Division of labor Human relations movement (1920 -60) Decision models (1915, 1960 -70’s) Influence of Japanese manufacturers

Trends in Business n Major trends n n n The Internet, e-commerce, e-business Management

Trends in Business n Major trends n n n The Internet, e-commerce, e-business Management technology Globalization Management of supply chains Agility