ProblemStatementNew

ProblemStatementNew - P ROBLEM STATEMENT By: Prof: Wilmer...

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PROBLEM STATEMENT By: Prof: Wilmer Arellano Fall 2011
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Overview Prescribing the Design Process Problem Definition The Designer-Client-User Triangle The Client’s Need The Client Interview Need Analysis Example Problem Statement
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References Excerpts from the book “Engineering Design, a Project Based Introduction”, second edition by Clive I. Dym and Patrick Little. J ohn Wiley and Sons, Inc. ISBN 0-471-25687-0 Karl T. Ulrich and Steven D.Eppinger. (2000). Product Design and Development. Second Edition. McGraw-Hill: New York
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Problem Definition Input: client’s Need Statement Tas ks : Talk with the Client, (interview) Some Potential Us ers (Survey), Conduct your own Brains torming Ses s ions Output: Revis ed Problem Statement Refined Objectives Cons traints
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http://web.mit.edu/invent/iow/ediso n.html “On J une 1st of that year, Edison was granted his first patent (#90,646), for an electric voting machine. But no one wanted to use the machine, and Edison resolved never again to invent what would not sell. “
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Need Analysis ( The Designer-Client-User Triangle) There are three parties involved in a design effort and we will us e three different tools for each party to gather the information: The Client, who has objectives that the designer must clarify We get information from the client by means of interviews The Us er, who has his own requirements We get information from the us ers by means of Surveys or Focus Groups The Des igner, who must develop specifications such that something can be built to satisfy
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Need Analysis ( The Client’s Need) Client Statements usually have limitations because they often: contain errors, show biases, or imply solutions. “FIU College of Engineering needs to reconfigure the intersection (Bias, the problem could be timing of the signals instead of reconfiguration) of Flagler Boulevard (Error) and 107th Avenue so students can cross the road.”
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Need Analysis ( The Client’s Need) Cus tomer: “We want a rear door installed on the aircraft we are ordering” (Implied Solution) Design, test, and get FHA (Functional Hazard Assessment) approval for a new tail section with a door in order to make sale.
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Obtaining the Object Attributes and Lists of Objectives We will use a method based on
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This document was uploaded on 12/28/2011.

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ProblemStatementNew - P ROBLEM STATEMENT By: Prof: Wilmer...

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