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BRIAN CHURCH ANTHONY SALMIN TYLER BREITUNG ROSS BLUTH MICHAEL OPLINGER STEPHEN MROZ P15318: Gaseous Mass Flow Rate Controller Week 3 Problem Definition Review - 9/11/14
B R I A N C H U R C H
A N T H O N Y S A L M I N
T Y L E R B R E I T U N G
R O S S B L U T H
M I C H A E L O P L I N G E R
S T E P H E N M R O Z
P15318: Gaseous Mass Flow Rate Controller
Week 3 Problem Definition Review - 9/11/14
P15318 Introduction
Member Role
Brian Church Co-Team Leader
Anthony Salmin Co-Team Leader
Tyler Breitung Mechanical Engineer
Ross Bluth Electrical Engineer
Michael Oplinger Mechanical Engineer
Stephen Mroz Electrical Engineer
Week 3 Problem Definition Review - 9/11/14
Agenda
Project Background
Problem Statement
Use Scenarios
Customer Requirements
Engineering Requirements
Draft of Project Plan
Top 5 Concerns with the Project
Week 3 Problem Definition Review - 9/11/14
Project Motivation
Increases in oil prices
Increasing environmental concerns
Discovery of natural gas sources create the opportunity for an alternative fuel source
Week 3 Problem Definition Review - 9/11/14
Pros Cons
Cheaper
Cleaner Burning
Energy Security in USA
Less Energy Density
Lack of Infrastructure
Fracking Concerns
Pros and Cons of CNG (vs. Gasoline)
Week 3 Problem Definition Review - 9/11/14
Week 3 Problem Definition Review - 9/11/14
Project Objective
Develop a Gaseous Mass Flow Rate Controller (GMFRC) that can deliver a precise amount of CNG for use in an internal combustion engine
Design a distribution plate for a means of mixing the CNG with air
Week 3 Problem Definition Review - 9/11/14
Definition: Gaseous Mass Flow Rate Controller
A device that can precisely regulate and control flow rates of various gases
Example: Regulator on a Gas Stove
Week 3 Problem Definition Review - 9/11/14
How will this CNG system work?
Week 3 Problem Definition Review - 9/11/14
Air intake
Intake manifold Throttle body
Fuel injector
Problem Statement: Current Design
Dynamic Range of Flow of 100:1
Flow Rate Accuracy of ±1%
No means of Flow Rate Control
Not ready for use in an Automotive Environment
Week 3 Problem Definition Review - 9/11/14
Problem Statement: Desired State
Increase the flow rate accuracy to ±0.5%
A Distribution Plate for mixing CNG and Air
Smaller and Lighter than Current Prototype
A Proportional-Integral-Derivative (PID) Actuator Control Algorithm to Increase Flow Rate Accuracy
Week 3 Problem Definition Review - 9/11/14
Problem Statement: Project Deliverables
Fully operational Prototype that can be Tested and Verified with Compressed Air
Complete Technical Design Documentation
Comprehensive System Operation Instruction Manual
Technical Competitive Analysis
Documentation of Failure Modes
Demonstration at Imagine RIT
Week 3 Problem Definition Review - 9/11/14
Problem Statement: Constraints
Low Cost
Small and Lightweight
Design for Manufacturability
Electrical/Mechanical Packaging for an Automotive Environment
Week 3 Problem Definition Review - 9/11/14
Who are the Stakeholders?
Alphacon LLC – Dr. Roman Press
MSD Team – P15318
MSD Guide – Edward Hanzlik
Natural Gas and Oil Industries
Automotive Industry
Automobile Drivers
RIT
EPA
Week 3 Problem Definition Review - 9/11/14
What are Some Use Scenarios?
Installation and Purchase of GMFRC
Engine Operation
Non-Automotive Applications
Testing of GMFRC
Week 3 Problem Definition Review - 9/11/14
Use Scenario Example
Week 3 Problem Definition Review - 9/11/14
Customer Requirements
Week 3 Problem Definition Review - 9/11/14
Engineering Requirements
Week 3 Problem Definition Review - 9/11/14
House of Quality
Week 3 Problem Definition Review - 9/11/14
Draft Project Plan
Week 3 Problem Definition Review - 9/11/14
Top 5 Concerns with the Project
Obtaining the necessary flow control accuracy and
repeatability with our budget
Finding test equipment that is accurate enough to
verify our requirements
Designing safety features
Limited Contact with Original Customer
Learning and implementing CFD analysis
Week 3 Problem Definition Review - 9/11/14
Sources
http://www.afdc.energy.gov/fuels/natural_gas_benefits.html
http://www.cngnow.com/average-cng-prices/pages/default.aspx
https://www.google.com/search?
Week 3 Problem Definition Review - 9/11/14
Questions?
Week 3 Problem Definition Review - 9/11/14
