HW 1 - Homework Assignment#1 DSC 335 Fall 2011 Due date Oct...

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1 Homework Assignment #1 DSC 335, Fall 2011 Due date : Oct. 25 th , Tuesday. Policy : You may work in group of up to four students. Your homework group need not be the same as your course activity group. Each homework group hands in one copy. 1. (Estimating capacity requirement) The Southeast Manufacturing Company is producing two types of products: A and B. Both of these products are produced at the same workstation, called the Automatic Lathe. It works 250 days per year with two 8-hour shifts and desires a 25 percent capacity cushion. Demand forecasts for the next year and other production-related information are provided in the following table: Product A Product B Demand forecast (units/yr) 4,000 12,000 Batch size (units/batch) 80 150 Processing time (hr/unit) 2.5 2.0 Setup time (hr/batch) 18 24 1) What’s the number of automatic lathes required to meet the demand for both products? 2. (Continue from Problem 1.) Suppose the company has 12 automatic lathes, and financial constraints prevent buying new machines for the next year. Consider the following alternatives: 2) The company can increase the batch size of product B to reduce the number of setups. What is the minimum batch size of product B that leads to a capacity requirement of 12
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  • Fall '10
  • TolgaAydinliyim
  • Probability theory, Exponential distribution, Queueing theory, Submarine sandwich, capacity rate, Wally

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HW 1 - Homework Assignment#1 DSC 335 Fall 2011 Due date Oct...

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