Transcription of Ensuring Reliability in Lean New Product …
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Ensuring Reliability in Lean New Product …
Ensuring Reliability in LeanNew Product DevelopmentJohn J. Paschkewitz, , CREO verview Introduction and Definitions Part 1: lean Product Development lean vs. Traditional Product Development Key Elements of lean NPD Customer Defines Value Front Loaded and Knowledge Based Eliminate Redesign Waste Reliability Requirements Part 2: Reliability Elements of lean NPD lean FMEA and DRBFM Critical Characteristics DFR and Physics of Failure Accelerated Testing to Failure Failure Analysis and Knowledge CaptureDefinitions Robustness performance is less sensitive tosources of variability (Ability to perform inunexpectedly severe environments) Reliability probability that Product will performintended function for specified duration underexpected operating conditions Durability Product has acceptable useful lifewithout significant deterioration Quality Product delivers specified performancenew and each time it is usedPart 1:Introduction to lean New ProductDevelopmentOld Approach to Quality & Reliability Traditional companies(not yet on lean journey) Make all design decisions affecting quality andreliability at the individual design engineer level Pay little attention to historical failures Assume that the ownership for quality and reliabilitybelongs to groups named quality and Reliability Assume thatdesign does not significantly affectquality and Reliability , that quality and reliabilityfailures are caused by manufacturing and suppliersTypical Processes Staged Development
Definitions • Robustness – performance is less sensitive to sources of variability (Ability to perform in unexpectedly severe environments) • Reliability – probability that product …
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