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Operations Management Operations and Productivity 作業與生產力 Chapter 1 Operations Management 生産作業管理 Operations and Productivity 作業與生產力 Chapter 1.

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Presentation on theme: "Operations Management Operations and Productivity 作業與生產力 Chapter 1 Operations Management 生産作業管理 Operations and Productivity 作業與生產力 Chapter 1."— Presentation transcript:

1 Operations Management Operations and Productivity 作業與生產力 Chapter 1 Operations Management 生産作業管理 Operations and Productivity 作業與生產力 Chapter 1

2 Outline ( 大綱 )  PROFILE: HARD ROCK CAFE  WHAT IS OPERATIONS MANAGEMENT? 什麼是作業管理 ? ORGANIZING TO PRODUCE GOODS AND SERVICES 生産商品與服務  WHY STUDY OM? 爲何要學習作業管理  WHAT OPERATIONS MANAGERS DO 作業管理人員的工作內容  How This Book Is Organized ( 本書的組織 )  WHERE ARE THE OM JOBS? 作業管理的演進

3 Outline - Continued  THE HERITAGE OF OPERATIONS MANAGEMENT  OPERATIONS IN THE SERVICE SECTOR 服務領域的作業  Differences between Goods and Services  Growth of Services  Service Pay  EXCITING NEW TRENDS IN OPERATIONS MANAGEMENT 作業管理的新趨勢

4 Outline - Continued  THE PRODUCTIVITY CHALLENGE 提升生産能力的挑戰  Productivity Measurement  Productivity Variables  Productivity and the Service Sector  THE CHALLENGE OF SOCIAL RESPONSIBILITY 社會的責任的挑戰

5 Learning Objectives When you complete this chapter, you should be able to : Identify or Define :  Production and productivity  Operations Management (OM)  What operations managers do  Services

6 Learning Objectives - Continued When you complete this chapter, you should be able to : Describe or Explain :  A brief history of operations management  Career opportunities in operations management  The future of the discipline  Measuring productivity

7 The Hard Rock Cafe  First opened in 1971  Now – 110 restaurants in over 40 countries  Rock music memorabilia  Creates value in the form of good food and entertainment  3,500 + custom meals per day  How does an item get on the menu?  Role of the Operations Manager

8 What Is Operations Management? Production is the creation of goods and services Operations management is the set of activities that creates value in the form of goods and services by transforming inputs into outputs

9 Organizing to Produce Goods and Services

10  Essential functions:  Marketing – generates demand  Operations –creates the product  Finance/accounting – tracks organizational performance, pays bills, collects money

11 Organizational Functions  Marketing  Gets customers  Operations  creates product or service  Finance/Accounting  Obtains funds  Tracks money © 1995 Corel Corp.

12 Sample Organization Chart s

13 Functions - Bank Operations Finance/ Accounting Marketing Check Clearing Teller Scheduling Transactions Processing Security Commercial Bank © 1984-1994 T/Maker Co.

14 Functions - Airline Operations Finance/ Accounting Marketing Ground Support Flight Operations Facility Maintenance Catering Airline © 1984-1994 T/Maker Co.

15 Functions - Manufacturer Operations Finance/ Accounting Marketing Production Control Manufacturing Quality Control Purchasing Manufacturing

16 Organizational Charts Commercial Bank Operations Teller Scheduling Check Clearing Transactions processing Facilities design/layout Vault operations Maintenance Security Finance Investments Security Real Estate Accounting Auditing Marketing Loans Commercial Industrial Financial Personal Mortgage Trust Department

17 Organizational Charts Airline Operations Ground support equipment Maintenance Ground Operations Facility maintenance Catering Flight Operations Crew scheduling Flying Communications Dispatching Management science Finance & Accounting Accounting Payables Receivables General Ledger Finance Cash control International exchange rates Marketing Traffic administration Reservations Schedules Tariffs (pricing) Sales Advertising

18 Organizational Charts Manufacturing Operations Facilities: Construction:maintenance Production & inventory control Scheduling: materials control Supply-chain management Manufacturing Tooling, fabrication,assembly Design Product development and design Detailed product specifications Industrial engineering Efficient use of machines, space, and personnel Process analysis Development and installation of production tools and equipment Finance & Accounting Disbursements/credits Receivables Payables General ledger Funds Management Money market International exchange Capital requirements Stock issue Bond issues and recall Marketing Sales promotions Advertising Sales Market research

19 Why Study OM?

20  OM is one of three major functions ( marketing, finance, and operations ) of any organization.  We want ( and need ) to know how goods and services are produced.  We want to understand what operations managers do.  OM is such a costly part of an organization.

21 Options for Increasing Contribution

22 What Operations Managers Do Plan - Organize - Staff - Lead - Control

23 Ten Critical Decisions  Service, product design……………..  Quality management…………………  Process, capacity design…………..  Location …………….…………………  Layout design ………………………..  Human resources, job design……..  Supply-chain management…………  Inventory management …………….  Scheduling ……………………………  Maintenance …………………………. Ch. 5 Ch. 6, 6S Ch. 7, 7S Ch. 8 Ch. 9 Ch. 10, 10S Ch. 11,11s Ch. 12, 14, 16 Ch. 3, 13, 15 Ch. 17

24 The Critical Decisions  Quality management  Who is responsible for quality?  How do we define quality?  Service and product design  What product or service should we offer?  How should we design these products and services?

25 The Critical Decisions - Continued  Process and capacity design  What processes will these products require and in what order?  What equipment and technology is necessary for these processes?  Location  Where should we put the facility  On what criteria should we base this location decision?

26 The Critical Decisions - Continued  Layout design  How should we arrange the facility?  How large a facility is required?  Human resources and job design  How do we provide a reasonable work environment?  How much can we expect our employees to produce?

27 The Critical Decisions - Continued  Supply chain management  Should we make or buy this item?  Who are our good suppliers and how many should we have?  Inventory, material requirements planning,  How much inventory of each item should we have?  When do we re-order?

28 The Critical Decisions - Continued  Intermediate, short term, and project scheduling  Is subcontracting production a good idea?  Are we better off keeping people on the payroll during slowdowns?  Maintenance  Who is responsible for maintenance?  When do we do maintenance?

29 Where are the OM Jobs

30

31 Where Are the OM Jobs?  Technology/methods  Facilities/space utilization  Strategic issues  Response time  People/team development  Customer service  Quality  Cost reduction  Inventory reduction  Productivity improvement

32 The Heritage of Operations Management

33 Significant Events in Operations Management

34 The Heritage of Operations Management Division of labor (Adam Smith 1776 and Charles Babbage 1852) Standardized parts (Whitney 1800) Scientific Management (Taylor 1881) Coordinated assembly line (Ford/Sorenson/Avery 1913) Gantt charts (Gantt 1916) Motion study (Frank and Lillian Gilbreth 1922 Quality control (Shewhart 1924; Deming 1950) Computer (Atanasoff 1938) CPM/PERT (DuPont 1957)

35 The Heritage of Operations Management - Continued Material requirements planning (Orlicky 1960) Computer aided design (CAD 1970) Flexible manufacturing system (FMS 1975) Baldrige Quality Awards (1980) Computer integrated manufacturing (1990) Globalization(1992) Internet (1995)

36 Eli Whitney  Born 1765; died 1825  In 1798, received government contract to make 10,000 muskets  Showed that machine tools could make standardized parts to exact specifications  Musket parts could be used in any musket © 1995 Corel Corp.

37 Frederick W. Taylor  Born 1856; died 1915  Known as ‘father of scientific management’( 科學管理之父 )  In 1881, as chief engineer for Midvale Steel, studied how tasks were done  Began first motion & time studies  Created efficiency principles © 1995 Corel Corp.

38 Taylor: Management Should Take More Responsibility for  Matching employees to right job  Providing the proper training  Providing proper work methods and tools  Establishing legitimate incentives for work to be accomplished

39 Frank & Lillian Gilbreth  Frank (1868-1924); Lillian (1878-1972)  Husband-and-wife engineering team  Further developed work measurement methods  Applied efficiency methods to their home & 12 children!  (Book & Movie: “Cheaper by the Dozen,” book: “Bells on Their Toes”) © 1995 Corel Corp.

40  Born 1863; died 1947  In 1903, created Ford Motor Company  In 1913, first used moving assembly line to make Model T  Unfinished product moved by conveyor past work station  Paid workers very well for 1911 ($5/day!) Henry Ford ‘ ‘ Make them all alike !’ © 1995 Corel Corp.

41 W. Edwards Deming  Born 1900; died 1993  Engineer & physicist  Credited with teaching Japan quality control methods in post-WW2  Used statistics to analyze process  His methods involve workers in decisions

42 Contributions From  Human factors  Industrial engineering  Management science  Biological science  Physical sciences  Information science

43 Significant Events in OM  Division of labor (Smith, 1776)  Standardized parts (Whitney, 1800)  Scientific management (Taylor, 1881)  Coordinated assembly line (Ford 1913)  Gantt charts (Gantt, 1916)  Motion study (the Gilbreths, 1922)  Quality control (Shewhart, 1924) pp. 9

44 Significant Events - Continued  CPM/PERT (Dupont, 1957)  MRP (Orlicky, 1960)  CAD  Flexible manufacturing systems (FMS)  Manufacturing automation protocol (MAP)  Computer integrated manufacturing (CIM)

45 New Challenges in OM  Local or national focus  Batch shipments  Low bid purchasing  Lengthy product development  Standard products  Job specialization  Global focus  Just-in-time  Supply chain partnering  Rapid product development, alliances  Mass customization  Empowered employees, teams FromTo From To pp. 16

46 Operations in the Service Sector

47 Characteristics of Goods  Tangible product  Consistent product definition  Production usually separate from consumption  Can be inventoried  Low customer interaction © 1995 Corel Corp.

48 Characteristics of Service  Intangible product  Produced & consumed at same time  Often unique  High customer interaction  Inconsistent product definition  Often knowledge-based  Frequently dispersed © 1995 Corel Corp.

49 Service Economies Proportion of Employment in the Service Sector

50 Goods Versus Services  Can be resold  Can be inventoried  Some aspects of quality measurable  Selling is distinct from production  Reselling unusual  Difficult to inventory  Quality difficult to measure  Selling is part of service GoodsService Goods Service pp. 12

51 Goods Versus Services - Continued  Product is transportable  Site of facility important for cost  Often easy to automate  Revenue generated primarily from tangible product  Provider, not product is transportable  Site of facility important for customer contact  Often difficult to automate  Revenue generated primarily from intangible service. GoodsService Goods Service pp. 12

52 Goods Contain Services / Services Contain Goods 0 2550 75 100 2550 75 100 Automobile Computer Installed Carpeting Fast-food Meal Restaurant Meal Auto Repair Hospital Care Advertising Agency Investment Management Consulting Service Counseling Percent of Product that is a Good Percent of Product that is a Service pp. 13

53 Organizations in Each Sector – Table 1.4 Service SectorExample% of all Jobs Professional services, education, legal, medical New York City PS108, Notre Dame University, San Diego Zoo 24.3 Trade (retail, wholesale) Walgreen’s, Wal-Mart, Nordstroms20.6 Utilities, transportation Pacific Gas & Electric, American Airlines, Santa Fe R.R, Roadway Express 7.2 pp. 15

54 Organizations in Each Sector – Table 1.4 Service SectorExample% of all Jobs Business & Repair Services Snelling & Snelling, Waste Management, Pitney-Bowes 7.1 Finance, Insurance, Real Estate Citicorp, American Express, Prudential, Aetna, Trammel Crow 6.5 Food, Lodging, Entertainment McDonald’s, Hard Rock Café, Motel 6, Hilton Hotels, Walt Disney Paramount Pictures 5.2 Public AdministrationU.S., State of Alabama, Cook County 4.5

55 Organizations in Each Sector – Table 1.4 Manufacturing Sector Example% of all Jobs GeneralGeneral Electric, Ford, U.S. Steel, Intel 14.8 ConstructionBechtel, McDermott7.0 AgricultureKing Ranch2.4 MiningHomestake Mining0.4

56 Organizations in Each Sector – Table 1.4 Summary Sector% of all Jobs Service75.4% Manufacturing24.6%

57 1850 75 1900 25 50 75 200040 50 60 70 1970 75 80 85 90 95 2000 Percent United States Canada France Italy Britain Japan W Germany 1970 2000 Services Industry Farming 250 200 150 100 50 0 80 %70 60 50 40 30 20 10 0 U.S. Employment, % ShareServices as a Percent of GDP U.S. Exports of Services In Billions of Dollars Year 2000 data is estimated Development of the Service Economy pp. 14

58 Exciting New Challenges in Operations Management 作業管理的新趨勢 pp. 14-15

59 Changing Challenges for the Operations Manager pp. 15

60 Changing Challenges for the Operations Manager

61 The Productivity Challenge 提升生産力的挑戰

62 The Economic System Transforms Inputs to Outputs The economic system transforms inputs to outputs at about an annual 2.5% increase in productivity (capital 38% of 2.5%), labor (10% of 2.5%), management (52% of 2.5%) Land, Labor, Capital, Management Goods and Services Feedback loop InputsProcessOutputs pp. 17

63 Typical Impact of Quality Improvement ( 品質改進的典型的衝擊 ) Parts per man hour 95 100 105 110 115 Year AYear BYear C Cost per unit decreased $1.50 $1.75 $2.00 $2.25 Year AYear BYear C Average worker's annual cash compensation increased 24000 25000 26000 27000 Year AYear BYear C As productivity improved Costs were pared Wages increased

64  Measure of process improvement  Represents output relative to input  Only through productivity increases can our standard of living improve Productivity ( 生産力衡量 ) ProductivityProductivity Units produced Input used == pp. 19

65 Multi-Product Productivity Productivity = Output Labor + material + energy + capital + miscellaneous pp. 19

66 Measurement Problems 生産力變數  Quality ( 品質 )may change while the quantity of inputs and outputs remains constant  External elements ( 外部因素 )may cause an increase or decrease in productivity  Precise units ( 衡量的精確性 )of measure may be lacking pp. 20

67 Productivity Variables  Labor( 勞工 ) - contributes about 10% of the annual increase  Capital ( 資金 )- contributes about 32% of the annual increase  Management ( 管理 )- contributes about 52% of the annual increase pp. 21

68 Key Variables for Improved Labor Productivity  Basic education appropriate for the labor force  Diet of the labor force  Social overhead that makes labor available  Maintaining and enhancing skills in the midst of rapidly changing technology and knowledge

69 Jobs in the U.S

70 Comparison of Productivity

71 Investment and Productivity in Selected Nations

72 Service Productivity  Typically labor intensive  Frequently individually processed  Often an intellectual task performed by professionals  Often difficult to mechanize  Often difficult to evaluate for quality

73 The Challenge of Social Responsibility Increasing emphasis on business and social responsibility


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