ENGR131_FA10_Carnes_03a

ENGR131_FA10_Carnes_03a - 3A 1 Section 015 Prof. Carnes GTA...

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Unformatted text preview: 3A 1 Section 015 Prof. Carnes GTA Leyla Yamin Class 3a B061 Seating Chart 3 1 2 3 4 5 Front of room Entrance 1 2 3 4 5 11 12 13 14 15 11 12 13 14 15 21 22 23 24 25 21 22 23 24 25 6 7 8 9 10 6 7 8 9 10 16 17 18 19 20 16 17 18 19 20 26 27 28 29 30 26 27 28 29 30 Today’s learning objectives At the end of the class today, you will be able to: Career Define sustainability in two ways Define the ideas of footprint, life cycle analysis, and systems design Modeling Complete a Graedel analysis and justify calculation Read a McKinsey curve Design Describe why sustainable designs are part of good engineering 1. Describe three considerations for gathering information 2. List and apply three criteria for evaluating the trustworthiness of information resources 3. List and gather necessary elements of a citation 4 Sustainability & Engineering Individually, 5 min: What does “sustainability” mean to you? What is the relevance of “sustainability” to engineers? 5 What is sustainability? A Definition Gro Harlem Brundtland (1987): (Former Prime Minister of Norway, Female) Sustainable development meets the needs of the present without compromising the ability of future generations to meet their own needs. 6 What is sustainability? Intergenerational equity (equity over time) 7 What is sustainability? Intergenerational equity (equity over time) Consumption rates that match biospheric production rates (renewability) 8 What is sustainability? Intergenerational equity (equity over time) Consumption rates that match biospheric production rates (renewability) Consumption rates that do not exhaust resources for a definable timescale “far” in the future (like, 50 years – Graedel) 9 What is sustainability? Triple Bottom Line Prosperity Planet People • Healthy Community • Quality of life • Well being of Human Society • Economic Prosperity and Continuity • Affordability • Environmental Protection • Resource Conservation 10 Why sustainability? Designing for increasingly limited and expensive resources: • petrochemicals • water • nonrenewable materials 11 Why sustainability in engineering? Designing for limited petrochemicals 12 13 petroleum coal natural gas Nuclear Biomass Hydroelectric Energy Sources 14 15 16 Population Energy Use Red = United States Blue = Rest of world Why sustainability? 17 Tools for thinking Footprint Life Cycle Analysis (LCA) Systems design Skills: Graedel Analysis McKinsey Curve Analysis 18 19 What is your footprint? Individual activity: Go to the website below – “play the game” http://www.footprintnetwork.org/en/index.php/ Experiment with changing some of your behaviors – what is the impact?...
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This note was uploaded on 05/24/2011 for the course ENGR 131 taught by Professor Purzer during the Fall '10 term at Purdue.

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ENGR131_FA10_Carnes_03a - 3A 1 Section 015 Prof. Carnes GTA...

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