Green Engineering

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Green Engineering
Examples of Teaching Green Engineering in
Engineering Courses
UT-Chattanooga Rowan University Manhattan
College University of Connecticut
University of Nevada, Reno University of
Toledo
Jim Henry C. Stewart Slater Robert P Hesketh
Ann Marie Flynn Luke E Achenie Wallace B
Whiting Martin Abraham
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Green Engineering

• Examples of Teaching
• Green Engineering
• in Engineering Courses

Username guest Password guest
http//www.rowan.edu/ greenengineering Free,
Web-based resources
3
Green Engineering

• Definitions Scope
• Principle 1 nonhazardous
• Principle 2 prevent waste.
• Principle 3 minimize energy consumption and
  materials
• Principle 4 maximize efficiency
• Principle 5 output pulled
• Principle 6 complexity viewed as
  investment
• Principle 7 durability a design goal
• Principle 8 unnecessary capacity a design
  flaw
• Principle 9 Material diversity be minimized
• Principle 10 integration energy and
  material
• Principle 11 Products designed for
  afterlife
• Principle 12 inputs renewable

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Green Engineering

• Support from
• US Environmental Protection Agency,
• Office of Prevention, Pesticides, and Toxic
  Substances

Work of others D. T. Allen D. R Shonnard
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Green Engineering

• All the problems have a little story to keep the
  students interest

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Green Engineering

• Freshman/General Engineering Course Material
• Principles of Chemical Processes
• Materials Science
• Separations Processes
• Design
• Life Cycle Assessment
• System Dynamics and Control
• Heat Transfer
• Chemical Engineering Thermodynamics
• Transport Phenomena

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Green Engineering

• Freshman/General Engineering Course Material
• Principles of Chemical Processes
• Materials Science
• Separations Processes
• Design
• Life Cycle Assessment
• System Dynamics and Control
• Heat Transfer
• Chemical Engineering Thermodynamics
• Transport Phenomena

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Freshman/General Engineering Course Material

• Green engineering topics covered in the module
• Unit conversions typically used in GE
  calculations
• Typical methods for representing the
  concentration of pollutants in air and water
• Data analysis of GE problems
• Uncertainty in GE calculations (significant
  figures)

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Freshman/General Engineering Course Material

• Green engineering topics covered in the module
• Methods used to determine a chemicals
  environmental fate and toxicity
• Critical thinking for life cycle assessment of
  different materials
• Impact of engineering decisions on a population
  of people

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Green Engineering

• Freshman/General Engineering Course Material
• Principles of Chemical Processes
• Materials Science
• Separations Processes
• Design
• Life Cycle Assessment
• System Dynamics and Control
• Heat Transfer
• Chemical Engineering Thermodynamics
• Transport Phenomena

Problems for use along with Materials Science
and Engineering an Introduction by Callister
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Green Engineering

• Freshman/General Engineering Course Material
• Principles of Chemical Processes
• Materials Science
• Separations Processes
• Design
• Life Cycle Assessment
• System Dynamics and Control
• Heat Transfer
• Chemical Engineering Thermodynamics
• Transport Phenomena

Four examples of student work on design projects
that address GE topics including sustainable
engineering and design for recycling/reuse
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Green Engineering

• Freshman/General Engineering Course Material
• Principles of Chemical Processes
• Materials Science
• Separations Processes
• Design
• Life Cycle Assessment
• System Dynamics and Control
• Heat Transfer
• Chemical Engineering Thermodynamics
• Transport Phenomena

Problems, modules and projects including several
that address GE topics and design for
recycling/reuse
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Green Engineering

• Freshman/General Engineering Course Material
• Principles of Chemical Processes
• Materials Science
• Separations Processes
• Design
• Life Cycle Assessment
• System Dynamics and Control
• Heat Transfer
• Chemical Engineering Thermodynamics
• Transport Phenomena

Aligned with Texts Smith and Corripio Seborg,
Edgar and Mellichamp
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System Dynamics and Control

• Transient material balance Oil level in a tank
• Real life spillage event

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System Dynamics and Control

• Plant assignments -- Real operating GE plants
• System identification
• Steady-state operating curve
• Step response
• Frequency response
• Controller Design
• PID controllers
• Plant troubleshooting

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System Dynamics and Control

• Real operating pilot plants
• Paint-Spray Booth Air Filtering
• Aerator Mixer at a waste water treatment plant
• Filter Wash at a waste water treatment plant
• Pilot plants operated remotely via the Web
• Analysis done locally by students

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System Dynamics and Control
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System Dynamics and Control
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System Dynamics and Control

• Trouble Shooting
• Unstable Flow Controller in a GE Application

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System Dynamics and Control

• Trouble Shooting
• Unstable Flow Controller in a GE Application

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Green Engineering

• Freshman/General Engineering Course Material
• Principles of Chemical Processes
• Materials Science
• Separations Processes
• Design
• Life Cycle Assessment
• System Dynamics and Control
• Heat Transfer
• Chemical Engineering Thermodynamics
• Transport Phenomena

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Heat Transfer
Heat Transfer
24 problems to complement different topics in
13 chapters of Incorpera DeWitt
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Heat Transfer
Heat Transfer

• Some of the Green Engineering Topics Covered
• Melting and Boiling Points, Partitioning
  Coefficients, Henrys Law, TLVs and PELs
• Health Hazards and Hazard Assessment Associated
  with Chemical Exposure
• Pollution Prevention Concepts and Terminology,
  Energy Conservation Techniques
• Environmental Cause and Effect of Global Warming,
  Ozone Depletion
• The Roles and Responsibilities of the Chemical
  Engineers to their Colleagues, their Employers,
  and to the Protection of the Environment

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Heat Transfer
Heat Transfer
Heated Swimming Pool
Heat Transfer Concepts Students are required to
calculate heat loss from heated swimming pool
GE Concepts Students are required to determine
the optimum time of day to turn on heater to
decrease heat loss and energy usage
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Heat Transfer
Heat Transfer
Ecuador Pipeline
Heat Transfer Concepts Students are required to
calculate insulation thickness for heated
transfer line
GE Concepts Students are required to evaluate
impact of building pipeline through rainforest
and areas that sustain many earthquakes,
landslides and soil shifting
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Heat Transfer
Heat Transfer
Replacement Windows
Heat Transfer Concepts Students are required to
compare rate of heat transfer through standard
double pane windows to argon-filled windows
GE Concepts Students are required to complete a
life-cycle study on the windows using a 25 year
mortgage as basis
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Heat Transfer
Heat Transfer
Ive had 3 students independently approach me to
find out how they can pursue GE further (2 men, 1
woman)
They also happen to be 3 of the best students in
the class. --Ann Marie Flynn
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Green Engineering

• Examples of Teaching Green Engineering in
  Engineering Courses

Username guest Password guest
http//www.rowan.edu/ greenengineering Free,
Web-based resources
29
Green Engineering

• All the problems have a little story to keep the
  students interest

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(No Transcript)
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Green Engineering

• Freshman/General Engineering Course Material
• Principles of Chemical Processes
• Materials Science
• Separations Processes
• Design
• Life Cycle Assessment
• System Dynamics and Control
• Heat Transfer
• Chemical Engineering Thermodynamics
• Transport Phenomena

Aligned with Text Sandler with references
to Elliott and Lira Smith, van Ness, and
Abbott
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Green Engineering

• Freshman/General Engineering Course Material
• Principles of Chemical Processes
• Materials Science
• Separations Processes
• Design
• Life Cycle Assessment
• System Dynamics and Control
• Heat Transfer
• Chemical Engineering Thermodynamics
• Transport Phenomena

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Green Engineering

• Freshman/General Engineering Course Material
• Principles of Chemical Processes
• Materials Science
• Separations Processes
• Design
• Life Cycle Assessment
• System Dynamics and Control
• Heat Transfer
• Chemical Engineering Thermodynamics
• Transport Phenomena

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Green Engineering

• Freshman/General Engineering Course Material
• Principles of Chemical Processes
• Materials Science
• Separations Processes
• Design
• Life Cycle Assessment
• System Dynamics and Control
• Heat Transfer
• Chemical Engineering Thermodynamics
• Transport Phenomena

Aligned with Texts Felder and Rousseau
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Green Engineering

• Freshman/General Engineering Course Material
• Principles of Chemical Processes
• Materials Science
• Separations Processes
• Design
• Life Cycle Assessment
• System Dynamics and Control
• Heat Transfer
• Chemical Engineering Thermodynamics
• Transport Phenomena

Aligned with Texts Felder and Rousseau
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Material and Energy balances

• Green engineering topics covered in the module
• Unit conversions typically used in GE process
  calculations
• Typical methods of representing concentration of
  pollutants in a process
• Balances on recycle operations in GE processes
• Representation and calculation of pollutant
  volatility using vapor pressure
• Use of various equations of state in GE design
  calculations for gas systems

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Material and Energy balances

• Green engineering topics covered in the module
• Recovery of energy in a process energy
  integration
• Energy use in green chemistry reactions,
  combustion processes
• Mixing of solution issues in GE
• Industrial case studies of GE manufacturing
  processes
• Representation of mass and energy flows for
  transient processes with GE significance

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Green Engineering

• Freshman/General Engineering Course Material
• Principles of Chemical Processes
• Materials Science
• Separations Processes
• Design
• Life Cycle Assessment
• System Dynamics and Control
• Heat Transfer
• Chemical Engineering Thermodynamics
• Transport Phenomena

Aligned with Various Texts
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Separations Processes

• Equilibrium Staged Operations
• Distillation
• Absorption
• Extraction
• Stripping
• Washing
• Leaching

• Rate Controlled Operations
• Reverse osmosis
• Gas permeation
• Adsorption
• Ultrafiltration
• Crystallization

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Separations Processes

• Green engineering topics covered in this module
• Mass and energy balances on column
• Mass Integration
• Heat Integration
• Solvent selection
• Better understanding of the economic and
  environmental reasons for recycling

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Separations Processes

• Green engineering topics covered in this module
• Introduces concepts of regulations and government
  controls on emission levels
• Process optimization and innovation
• Predicting the environmental impacts of the
  operation

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Green Engineering

• Freshman/General Engineering Course Material
• Principles of Chemical Processes
• Materials Science
• Separations Processes
• Design
• Life Cycle Assessment
• System Dynamics and Control
• Heat Transfer
• Chemical Engineering Thermodynamics
• Transport Phenomena

Aligned with Text Sandler with references
to Elliott and Lira Smith, van Ness, and
Abbott
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Chemical Engineering Thermodynamics

• Types of Problems
• Thought Questions
• to use as triggers for class discussion
• Traditional Problems
• to use as normal homework or example problems
• Extended Problems
• to use as group assignments or in graduate
  courses
• Existing Problems
• Thermo Textbooks(w/page references in Instructor
  Guide)
• Allen and Shonnard, Green Engineering(w/page
  references in Instructor Guide)

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Chemical Engineering Thermodynamics

• Thermophysical Properties
• Group-Contribution and Bond-Contribution
  Techniques
• Vapor pressure, Aqueous Henrys Constant, etc.
• Analogs to UNIFAC and Corresponding States
• Uncertainty Analysis
• Green Chemistry
• Refrigerant Selection
• Thermophysical Properties
• Environmental Properties
• Efficiencies
• CO2 Sequestration vs. Overall Efficiency

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Chemical Engineering Thermodynamics

• Phase Equilibrium for Environmental Fate
• VLE
• VOCs
• Henrys Law
• LLE
• MTBE to groundwater
• Risk Shifting and Unintended Consequences
• Global Warming
• CO2 Solubility in Seawater
• Stability of CO2 Seawater Sink
• Reaction Equilibrium
• NOx Formation vs. Combustion Temperature