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Just-in-Time (JIT) Just-in-Time (JIT)
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Often mistakenly thought of as just being “zero inventory” systems or “stockless” production systems; while reduction of inventor is one major aspect, it is not the only focus. A comprehensive philosophy that advocates elimination of waste, simplification of operations, continuous improvement, customer orientation, and employee
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involvement.
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Inventory” Just-in-Time (JIT)
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Formulated on the premise that, although inventory can serve some very useful functions, it can also be a detriment to efficient operations. The big focus of JIT systems, since too much of it can hide underlying problems.
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Movement of the Boat Just-in-Time (JIT)
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Continuously improving operations. In the classic JIT analogy, it represents the flow of operations.
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Water Level Rocks
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In the classic JIT analogy, it represents the impediments to the smooth flow of operations (problems lurking below the surface). In the classic JIT analogy, it represents the inventory level.
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Inventory Level Inventory Level
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As long as it’s high enough, it doesn’t matter what the impediments are (i.e. if there’s a wheel axel defect, you can just pull out another one, BUT you are ignoring the underlying To find and fix underlying problems, you must reduce ____, but not so much as to impede production.
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problem).
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Just-in-Time (JIT) Impediments
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If you lower the water level to expose problems, you must reduce ____ and start the process again. Suggest that lowering the level of inventory in a system will reduce the inventory investment and perhaps more importantly, expose problems.
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Manufacturing Setup Cost Economically Justify
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We cannot simply lower lot sizes to lower inventory because of EOQ, and must make some changes that will ____ reductions in order size. The parameter of the EOQ that can be altered to economically justify lower lot sizes.
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Manufacturing Setup Cost Ordering Cost (S)
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i.e. manufacturing setup cost The cost is typically related to the amount of time it takes to perform the setup; the longer the time, the more the cost of the workers involved in performing the setup and the greater the
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disruption to operations.
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Process Just-in-Time
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Begins at examining setup procedures, doing whatever can be done to make the process more streamlined and less time consuming. Setup procedures must be thoroughly examined to determine whether they can be streamlined; any unnecessary steps and wasted effort must be removed; design it as quick and efficient as
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possible.
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Workers Equipment
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Existing production tools must be examined to determine whether it is conductive to frequent, rapid changeovers; may be necessary to replace them with
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This note was uploaded on 09/08/2011 for the course MAN 3520 taught by Professor Stephengoodman during the Spring '10 term at University of Central Florida.

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Exam2 - FC2 - The flashcards are formatted for printing....

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