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Chapter 2: Need Identification, Problem Definition and Planning - Coggle…
Chapter 2:
Need Identification, Problem Definition and Planning
1. IDENTIFYING CUSTOMER NEED
Problem Definition: Start of the Conceptual Design Process
Define problem
Gather information
Concept generation
Evaluation concept
Product architecture
Configuration design
Parametric design
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Engineer &
Businessman
Always wanted to find out the information's related to the customer.
Customer
2 Types
Internal Customer (Inside the company)
External Customer (Outside of the company)
Preliminary Research on Customer Needs
The research on customer needs for a particular product
Marketing specialist - Focus on the buyer of the product and similar products
Designers - Focus on needs that are unmet in the marketplace
Gathering Information from Customers
Interviews with the customers
Focus groups
Customer complaints
Warranty data
Customer survey
2. CUSTOMER REQUIREMENT
Human needs motivate individual in general (Hierarchy)
Physiological need
Safety and security needs
Social needs
Psychological needs
Self-fulfillment need
Design Point
Performance: what the design should do when it is completed and in operation
Time: dimension includes all time aspects of the design.
Cost: monetary aspects of the design.
Quality: complex characteristic with many aspects and definitions
Kano : 4 levels
Executers
Spoken
Unspoken
Exciters.
Gathering Information on
Existing Products
(How)
Conducting firsthand observation (product dissection)
Reading product and technical
Applying the principals of physics and engineering sciences to the task
Product Dissection
• Discover the operational requirements of the product.
• Examine how the product performs its functions.
• Determine the relationship between parts of the product.
• Determine the manufacturing and assembly processes used to produce the product.
Product and Technical Literature
Consumer Product Literature
Internet Shopping Sites
Technical Literature
Patent Literature
3. Product Design Specification
Description of a Product
Design Parameters
Design Variable
Constraints
Resistance to Benchmark
Arrogance
Impatience
Fear of being perceived as copiers
Benchmarking
Determine features, functions
Determine functions that are:
• Increase the costs of the product
Establish metrics
Evaluate the product
Generate a benchmarking report
Recommended Section
Performance
Economy
Target production cost
Problem Definition
• Objectives
Goals
4. Planning the Design Process: Team Behavior
Effective Team Members
Contribute the idea
Be a good listener
Give and receive useful feedback
Effective Team
Respect, collaboration, and open-mindedness
Team members communicate readily
Team Leader
convenes and chairs the team meetings
He or she guides and manages the day-to-day activity of the team
Team Dynamics
Orientation (forming)
Dissatisfactions (storming)
Resolution (norming)
Production (performing)
Termination (adjourning)
Effective Team Meetings
requires planning.
Must have written agenda
Problem-Solving Tool
Problem definition
Cause finding
Solution finding and implementation
How-how diagram
Force field analysis
Gathering Data
Analyzing Data
Brainstorming
Affinity diagram
Gantt Chart
Gantt charts are planning charts used to schedule resources and allocate time