Factory Physics Principles Law (Little's Law): WIP=THxCT Law (Best-Case Performance): The minimum... more Factory Physics Principles Law (Little's Law): WIP=THxCT Law (Best-Case Performance): The minimum cycle time for a given WIP level w is given by CTbest = { ~ rb The maximum throughputfor a given WIP level w is given by { ~ ifw:::: Wo TH best = To rb otherwise Law (Worst-Case Performance): The worst-case cycle time for a given WIP level w is given by CTworst = wTo The worst-case throughput for a given WIP level w is given by 1 THworst =-To Definition (Practical Worst-Case Performance): The practical worst-case (PWC) cycle time for a given WIP level w is given by w-1 CTpwe = To+-rb The PWC throughput for a given WIP level w is given by w THpwe = rb Wo+w-1 Law (Labor Capacity): The maximum capacity ofa line staffed by n cross-trained operators with identical work rates is n TH max =-To
Factory Physics Principles Law (Little's Law): WIP=THxCT Law (Best-Case Performance): The minimum... more Factory Physics Principles Law (Little's Law): WIP=THxCT Law (Best-Case Performance): The minimum cycle time for a given WIP level w is given by CTbest = { ~ rb The maximum throughputfor a given WIP level w is given by { ~ ifw:::: Wo TH best = To rb otherwise Law (Worst-Case Performance): The worst-case cycle time for a given WIP level w is given by CTworst = wTo The worst-case throughput for a given WIP level w is given by 1 THworst =-To Definition (Practical Worst-Case Performance): The practical worst-case (PWC) cycle time for a given WIP level w is given by w-1 CTpwe = To+-rb The PWC throughput for a given WIP level w is given by w THpwe = rb Wo+w-1 Law (Labor Capacity): The maximum capacity ofa line staffed by n cross-trained operators with identical work rates is n TH max =-To
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