P19046: The Overcomer
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Systems Design

Table of Contents

Team Vision for System-Level Design Phase

Goals Accomplishments Future Tasks
  • Functional Decomposition
  • Morphological Chart
  • Concept Generation
  • Initial Feasibility Analysis
  • Mockups & Prototypes
  • System Architecture
  • All tasks completed (are subject to revisions)
  • Continued benchmarking
  • Identified key functions and developed concepts that fulfilled them
  • Prototyping, Engineering Analysis, Simulation
  • Feasibility: Prototyping, Analysis, Simulation
  • Drawings, Schematics, Flow Charts, Simulations
  • Bill of Material (BOM)
  • Test Plans
  • Design and Flowcharts

Functional Decomposition

Functional Decomposition

Functional Decomposition

A live Functional Decomposition document can be found here.

Inputs and Sources

  1. Engineering Requirements
  2. Customer Requirements
  3. House of Quality
  4. | Phase I Benchmarking Data

Transformation Diagram

Transformation Diagram

Transformation Diagram

Selection Criteria

Selection Criteria Relevant Cust. Req. Relevant Eng. Req.
  1. Safe for user to catch
  2. Safe for user to launch
  3. Launches ball accurately (accurate= far enough)
  4. User can aim device
  5. Doesn't require user to apply a lot of force (aka easy to use)
  6. Easy positioning of ball from catch to launch
  7. Ability to vary force
  8. Easily attached (or integrates) with mobility aid
  1. CR4, CR7
  2. CR4, CR13, CR14
  3. No CR's
  4. CR7, CR8, CR10, CR12, CR14
  5. CR10, CR12, CR18
  6. CR8
  7. CR9, CR10, CR18
  8. CR1, CR2, CR3, CR4, CR5, CR6, CR13
  1. ER19, ER25, ER38
  2. ER12, ER13, ER14, ER15, ER17, ER18, ER25, ER27, ER30, ER31, ER37
  3. ER12, ER13, ER14, ER15, ER16, ER18, ER27, ER30, ER37
  4. ER8, ER9, ER11, ER16, ER17
  5. ER8, ER9, ER11, ER27, ER31
  6. ER36
  7. ER8, ER9, ER11, ER27, ER31
  8. ER1, ER2, ER3, ER4, ER5, ER6, ER7, ER8, ER9, ER10, ER32, ER35

Benchmarking

Systems Design Benchmark

Systems Design Benchmark

Inputs and Source
  1. PRP
  2. Problem Statement
  3. Function Decomposition
  4. Prior MSD EDGE sites (1) (2)
  5. Customer's Input
  6. Vendors and users of existing or similar solutions (Phase I) (Phase II)
  7. Literature search
  8. Friends and associates

A live version of phase II benchmarking can be found here

Morphological Chart

Morphological Chart

Morphological Chart

Inputs and Source

  1. Project Objectives.
  2. Engineering Requirements
  3. Function Decomposition.
  4. Concept Development.
  5. Benchmarking criteria.
  6. System Architecture.

A live version of morphological Chart can be found here

Concept Development and Concept Selection

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Input and Source
  1. Function Decomposition
  2. Results of Benchmarking
  3. Analysis and prototyping

Concept Selection

Concept Screening Matrix

Concept Screening Matrix

CAD Concept Screening Matrix

CAD Concept Screening Matrix

A live version of concept screening matrix can be found here

Standards document can be found here

Feasibility: Prototyping, Analysis, Simulation

Spring Launcher Concept Analysis

Spring Launcher Concept Analysis

Energy Requirements for Various Ball Types at 40ft Range

Energy Requirements for Various Ball Types at 40ft Range

Inputs and Source

  1. Engineering Requirements
  2. Concept Selection

Systems Architecture

Function Tree

Function Tree

Subsystems Interface

Catcher:

Cannon:

Attachment to Mobility Aid:

Systems Constraints

Inputs and Source

  1. Engineering Requirements
  2. Functional Decomposition.
  3. Concept Development.

Test Plan

Test Plan

Test Plan

A live version of test plan can be found here

Risk Assessment

Risk Assessment Graph

Risk Assessment Graph

Eliminated Risks

Eliminated Risks

A live version of risk assessment can be found here

Design Review Materials

Include links to:

Plans for next phase

Team Efficiency from Phase II

Phase 2 Team Efficiency

Phase 2 Team Efficiency

Project Plan for Phase 3

Project Plan for Phase 3

PRT Diagram Outlining Key Drivers

PRT Diagram Outlining Key Drivers

A live version of the project plan and team efficiency can be found here

The Three Week Plan document can be found here


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