theory of constraints metec online约束理论流星体在线.ppt

《theory of constraints metec online约束理论流星体在线.ppt》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、DealingwithProductionBottlenecksMini-caseBeSureToReviewNotesAreaAndRelatedWordDocumentForwardtoInstructorsDPJohnson,2005DealingwithProductionBottlenecksMini-caseTheconceptsandapproachappliedintheseexamplescomefromthebook“TheGoal”byEliGoldratt.Thisbookisrequiredreadin

2、gforanyoneinterestedinmanufacturing,productionoperationsandproductivityimprovementTheGoalEverysystemwasbuiltforapurposeMustdefinethesystem’sglobalgoalActionsofanddecisionaboutsubsystemsmustbejudgedonimpacttowardstheglobalgoalFrom“TheGoal”byEliGoldrattConstraintsAnythingt

3、hatlimitsasystemfromachievinghigherperformancevsitsgoalCriticalConstraintTheactiveconstraintTheonethatiscurrentlylimitingthesystemFrom“TheGoal”byEliGoldrattFlowandConstraints200225220400500250300500350250250250250300600#’sareMaximumProductionRatesInUnits/HourFlowandConst

4、raints300300300400500300300500100035027527527525030060050%/50%Split#’sareMaximumProductionRatesInUnits/ShiftFiveStepsIdentifytheSystem’sConstraintsDecidehowtoexploitthesystem’sconstraintsSubordinateeverythingelsetotheabovedecisionElevatethesystem’sconstraintsIfintheprevi

5、ousstepsaconstrainthasbeenbroken,gobacktostep1From“TheGoal”byEliGoldrattIdentifytheSystem’sConstraintsPrioritizebyimpactonthegoal–otherwisetoomuchtriviaSpecificallyidentifytheactiveconstraintFindanumericcapacityvalueifpossibleFrom“TheGoal”byEliGoldrattDecidehowtoexploitt

6、hesystem’sconstraintsFindwaystomaximizeoutputofbottlenecks–akaactiveconstraintsFindwaystooffloadandmaximizeeffectivenessofthisresourceFrom“TheGoal”byEliGoldrattSubordinateeverythingelsetotheabovedecisionPrioritiesfor___________________________Doyouneedtorunotherresources

7、atfullcapacity?Elevatethesystem’sconstraintsCanyou…Increasethecapacityofthebottleneck?Speedup?Addmoreavailabletime?Reducesetuptimeandotherdowntime?Cuttheconstraintresourceoutofsomeprocesses?Usealternateresources?ImprovetheeffectivenessInspectionpriortobottleneck?Canwebre

8、aktheconstraint?Ifinthepreviousstepsaconstrainthasbeenbroken,gobacktostep1Onceyoubreakthecritical/activ