sixsigma(推薦ppt57)(編輯修改稿)
2025-03-07 11:52 本頁面
【文章內容簡介】 c limits” Quality Target Defects: 308,000 per million opportunitiesQuality SigmaAcceptable windowor “Spec limits” Quality Target Defects: per million opportunitiesWhy is Six Sigma so much better?n 20,000 lost articles of mail per hourn 200,000 wrong drug prescriptions/yearn No electricity for almost 7 hours/monthn Seven articles lost per hourn 68 wrong prescriptions/yearn One hour without electricity every 34 years99% Good ( ) % Good (6 )Why is Six Sigma so much better? Capability 67,000 dpmo Historical standard Capability 6,200 dpmo Current standard Capability dpmo New standardGE’s quality goaln GE 1996: n 35,000 dpmon % good resultsn GE 2023: 6n dpmon % good resultsn The challenge is enormous, but so is the opportunityWhy does GE need a quality initiative?Costof poorquality30%25%15%10% 5% 0%20% % of salesDefects per million 233 6,210 66,807 308,537 Sigma 6 5 4 3 2Quality levelAve. US pany。GE ‘96Worldclass panyHow GE is doing Six Sigman Decision to have a panywide quality initiative made at the topn Set “stretch” goal: 6 by year 2023n Chose “Six Sigma” approach and toolsetn Created Six Sigma anization in each businessAchieving GE’s quality goal: The Six Sigma approachn Quantitative, datadriven methodology, based on statistics, process understanding and process controln Applicable to manufacturing, services and business transactionsn Uses trained teamsn Five phases for process improvement Define – Measure – Analyze – Improve – ControlAchieving GE’s quality goal: The Six Sigma approachn Uses trained teamsn Champions: business leaders, provide resources and support Six Sigma implementationn Master Black Belts: experts, train and mentor Black Belts/Green Beltsn Black Belts: lead Six Sigma project teamsn Green Belts: carry out Six Sigma projectsChaoTon SuGE Companyn Champion 負責管理階層，不全面參與，但承擔成敗。n Master Black Belt 是全職指導者，有一身的技術、教學和領導能力。n Black Belt 負責領導團隊，是專職的品質主管，著重關鍵流程，必須向 Champion呈報成果。n Green Belt 只是部分參與計劃，仍要從事本身的工作。ChaoTon SuOptional structureA BOversee/GuideProject(s)ImprovementTeam ImprovementTeamBlackBelt orGreen BeltGreen Beltor TeamLeaderMasterBlack Belt Black BeltSponsor/Champion MasterBlack BeltSponsor/ChampionCoach/SupportProject LeaderLead Projectto SuccessAnalyze andImplementImprovementSix Sigma definitionsn CTQ“CriticaltoQuality” characteristic: customer performance requirements for a product or servicen Opportunity
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