By Joseph H. Saleh
A subject in engineering layout is a system's layout lifetime. This publication offers a systemic qualitative and quantitative method of those difficulties addressing, first, the technicality of sturdiness, moment, the marginal rate of sturdiness, and, 3rd, the sturdiness selection challenge for complicated platforms with community externalities (competition and marketplace uncertainty) and obsolescence (technology evolution). additionally addressed is the expanding pressure among the layout lifetimes of complicated structures and the shortening time scales linked to the obsolescence of the know-how. The e-book ends with a dialogue of flexibleness in approach layout. Dr. Joseph H. Saleh is an Assistant Professor of Aerospace Engineering on the Georgia Institute of expertise. He bought his Ph.D. from the dept of Aeronautics and Astronautics at MIT and served because the govt Director for the Ford-MIT Alliance. His examine specializes in problems with layout lifetime and the way to embed flexibility within the layout of advanced engineering platforms typically and in aerospace procedure specifically. Dr. Saleh is the writer or co-author of fifty technical courses and the recipient of various awards for his educating and learn contributions. He served as a technical advisor to NASA's Jet Propulsion Laboratory and has collaborated on examine initiatives with numerous aerospace businesses.
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Extra info for Analyses for Durability and System Design Lifetime: A Multidisciplinary Approach (Cambridge Aerospace Series)
41 P1: IBE 9780521867894c03 42 CUFX200/Saleh 978 0 521 86789 4 September 28, 2007 20:54 A Brief History of Economic Thought on Durability to efficient or competitive behavior. “The durable goods monopolist produces less than the efficient producer in every period; but more than the pre-committed monopolist” (Kahn, 1986).
This proved to be a major flaw. Coase (1972) introduced a necessary difference between monopolist renters and sellers. The difference is related to the consumers’ rational expectation of monopolists’ incentive to overproduce or not and of how that behavior affects the future value of the goods (rented or purchased). , overproducing), or whether these losses are borne by the consumer. ” Bulow (1982) put it more forcefully by stating, “if a seller over-produces, the losses are suffered by old purchasers in whose welfare the seller has no direct interest.
This risk is heightened for manufacturers of less reliable systems. In other words, manufacturers who do not have a track record of designing reliable systems should carefully consider before engaging in “design lifetime extension behavior” to differentiate their systems from the competition’s. This risk should be weighed against, or can be mitigated by, the service contract advantage discussed above. The third implication in choosing extended durability is that manufacturers may choose increased durability as a strategic deterrent or barrier to entry of potential competitors.
Analyses for Durability and System Design Lifetime: A Multidisciplinary Approach (Cambridge Aerospace Series) by Joseph H. Saleh