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Green Design AIU Apprenticeship Summary

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Green Design AIU Apprenticeship Summary. Day 1 - Life cycle thinking. Day 2 - Life cycle numerics. Day 3 - Energy & electricity. Day 4 - Water. Day 5 - Green ... – PowerPoint PPT presentation

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Title: Green Design AIU Apprenticeship Summary


1
Green Design AIU Apprenticeship Summary
  • Day 1 - Life cycle thinking
  • Day 2 - Life cycle numerics
  • Day 3 - Energy electricity
  • Day 4 - Water
  • Day 5 - Green structures

2
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3
Bob Barker The Barker Beauties
4
Bob Barker The Barker Beauties
5
Bob, Rod, Beauties Part II
6
Bob, Rod, Beauties Part II
7
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8
Contestants Alley
  • 4 people
  • 2 from each team
  • Bidding on 2 items
  • 1 bid from each team for each item
  • Winner
  • Closest to price without going over
  • Can have 1 bid

9
Come on Down!!
10
The first item up for bid . . .
  • A New Washing Machine!

11
Whirlpool Top Loading Washer
  • Surgilator agitator, so your entire load gets
    thoroughly cleaned
  • 5 automatic cycles, 5 temperature options, and 2
    water level selections give you the power to
    choose ideal garment care settings
  • SpillGuard top makes for hassle-free cleanup
  • Sound insulation package absorbs sound inside the
    washer to reduce unnecessary racket
  • Porcelain drum interior is built to hold heavy
    duty loads for the duration
  • Designed to match Whirlpool dryer models

12
The second item up for bid . . .
  • A New Washing Machine!

13
Whirlpool Front Loading Washer
  • ENERGY STAR compliant
  • AccuWash temperature control system
  • Catalyst cleaning action with
  • 8 automatic cycles, 4 speeds and 3 temperature
    selections
  • Add-A-Garment
  • 3-tray detergent, bleach and fabric softener
    dispenser accepts liquid in the pre-wash
  • Quiet Wash Plus noise reduction system
  • Delay wash feature
  • Child lock helps keep little hands safe
  • Stainless-steel wash basket
  • 3.3 ft3

14
? Top Loading Washer
And the Actual Retail Price Is . . . .
Front Loading ? Washer
15
? Top Loading Washer
16
? Top Loading Washer
300
17
? Top Loading
300
Front Loading ? Washer
18
? Top Loading
300
Front Loading ?
1,000
19
Which Washer to Buy?
  • Cost
  • Often single attribute that dominates
  • Influenced by manufacturers claims ?
  • What else should you consider?

20
Washer Water Use
21
Dont Pour on the Floor!
  • 2 contestants
  • How much water does a washer use per load?
  • Top loading washer
  • Front loading washer
  • Pour into container until you reach correct
    amount
  • Each cup 2 gallons
  • Winner is closest without going over

22
? Top Loading
Team A
How many gallons of water per load ???
Front Loading ?
Team B
23
Who is Closest?
24
? Top Loading
And the answer is . . .
Front Loading ?
25
? Top Loading
How many gallons of water per load ???
26
? Top Loading
37 gallons
How many gallons of water per load ???
27
? Top Loading
37 gallons
How many gallons of water per load ???
Front Loading ?
28
? Top Loading
37 gallons
How many gallons of water per load ???
Front Loading ?
19 gallons
29
Which Washer to Buy?
  • Cost
  • Manufacturers claims ?
  • Water Consumption
  • Cost of water
  • 0.007 / gallon
  • Volume consumed
  • Implications for energy use
  • Heating water

30
Electricity
31
Its Electric (Boogie Woogie Woogie)
  • 2 contestants
  • How much does electricity cost?
  • Put generation types in order from highest to
    lowest cost
  • Once ordered, estimate price of high and low type
  • /kWh
  • kWh 1 kW 1 hr

32
Rank from Highest to Lowest Price
  • Coal
  • Hydro
  • Nuclear
  • Natural Gas
  • Wind
  • Solar

33
Rank from Highest to Lowest Price
  • Coal
  • Hydro
  • Nuclear
  • Natural Gas
  • Wind
  • Solar

Average U.S. Electricity Price 7.32 /kWh
34
And the answer is . . .
35
Answer
  • Solar
  • Nuclear
  • Wind
  • Natural Gas
  • Coal
  • Hydro

36
Answer
/ kWh
25.00 13.50 6.00 5.50 4.50 1.25
  • Solar
  • Nuclear
  • Wind
  • Natural Gas
  • Coal
  • Hydro

37
Electricity Discussion
  • Externalities factoring into cost
  • Transmission
  • Infrastructure
  • Fuel
  • Average cost to produce 7.32 /kWh
  • Average cost to buy 5.5 /kWh
  • Top loading washer uses 1.36 kWh / cycle
  • Emissions

38
Emissions from Electricity Generation
39
Mission Emissions
  • 2 contestants
  • How much CO2 do the various generation types
    produce?
  • Put them in order from highest to lowest CO2
    emissions
  • Once ordered, give emission of high and low type
  • Tons of CO2 / GWh

40
Rank from Highest to Lowest Emissions
  • Coal
  • Hydro
  • Nuclear
  • Natural Gas
  • Wind
  • Solar

41
Rank from Highest to Lowest Emissions
  • Coal
  • Hydro
  • Nuclear
  • Natural Gas
  • Wind
  • Solar
  • Average 450 tons CO2/GWh
  • (0.9 lbs CO2/kWh)

42
Answer
  • Coal
  • Natural Gas
  • Solar
  • Wind
  • Hydro
  • Nuclear

43
Answer (tons CO2 / GWh)
  • Coal 1,100 tons/GWh
  • Natural Gas 440 tons/GWh
  • Solar 100 tons/GWh
  • Wind 100 tons/GWh
  • Hydro 10 tons/GWh
  • Nuclear 0 tons/GWh

Solar and Wind assumes backup by Natural Gas for
20
44
Other Air Emissions
Bergerson, J. and Lave, L. Carnegie Mellon
University, 2002
45
Not all pollutants are equal…
Matthews, S. and Lave, L. Carnegie Mellon
University, 2000
46
Emissions Costing Discussion
  • Sometimes its good to look at emissions
    separately
  • Can match health effects to emissions
  • Valuation of externalities
  • Gets everything into the same unit
  • Easy way to compare
  • Monetizing externalities
  • Difficult
  • Can be controversial

47
Which Washer to Buy?
  • Cost
  • Manufacturers claims
  • Water
  • Electricity / Energy
  • Cost
  • To run machine heat water
  • Amount consumed
  • Emissions
  • Who pays for it?
  • Other issues?

48
Contestants Alley
  • 2 contestants
  • Bidding on 2 items
  • 1 bid from each team for each item
  • Winner
  • Closest to price without going over
  • Can have 1 bid

49
Contestants Alley
  • Rebid on washers
  • Consider life cycle costs

50
? Top Loading Washer
Front Loading ? Washer
51
Important Considerations
  • Assuming usage by a family of 4
  • Washer lifetime (DOE)
  • 12 years
  • Loads of laundry per week?
  • 8 for top loader
  • 4 for front loader
  • Include
  • Retail price of washer
  • Cost of water
  • Cost of electricity
  • Cost of CO2 emissions

52
? Top Loading Washer
And the Actual Life Cycle Cost Is . . . .
Front Loading ? Washer
53
? Top Loading Washer
54
? Top Loading Washer
2,005
55
? Top Loading
2,005
Front Loading ? Washer
56
? Top Loading
2,005
Front Loading ?
1,415
57
Life Cycle Cost Breakdown
58
Which Washer to Buy?
  • Initial Cost
  • Manufacturers claims
  • Water
  • Electricity / Energy
  • Social Cost
  • Decision-making must consider many things
  • Life cycle perspective involves tradeoffs
  • Upfront vs. long term resource usage

59
Showcase Showdown!
60
Showcase Showdown Rules
  • Two showcases
  • Showcase 1 Team B
  • Showcase 2 Team A
  • How to formulate your bid
  • Closest bidder wins

61
Showcase Layout
  • Two showcases
  • Showcase 1 Team B
  • Showcase 2 Team A
  • Two bids
  • Annual cost
  • CO2 emissions (lbs)

62
Showcase 1
63
Showcase 1 Casey
64
Showcase 1 Casey
65
Showcase 1 Casey
66
Showcase 1 Casey
67
Showcase 1 Casey
68
Showcase 2
69
Showcase 1 Jamie
70
Showcase 1 Jamie
71
Showcase 1 Jamie
72
Showcase 1 Jamie
73
Showcase 1 Jamie
74
Showcase Summary
75
How to Bid
  • Estimate annual living expenses
  • Estimate annual transport expenses
  • Estimate associated CO2 emissions for both

76
Important Considerations
  • Estimate annual living expenses
  • Assume house is owned
  • Electricity
  • Natural Gas
  • Estimate annual transport expenses
  • Personal vehicle
  • Fuel cost
  • Vehicle cost
  • Insurance
  • Maintenance
  • Bus
  • Fare
  • Estimate associated CO2 emissions for both

77
Showcase Bid
  • Annual cost and CO2 (lbs) estimate

78
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79
Showcase Bid
  • Annual cost and CO2 (lbs) estimate

80
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81
Showcase Bid
  • Annual cost and CO2 (lbs) estimate

82
Annual Usage Breakdown
83
Annual Cost Breakdown
84
Annual CO2 Emissions Breakdown (lbs)
85
Discussion
  • What other lifestyle choices might affect your
    economic and environmental impacts?

86
Discussion
  • What other lifestyle choices might affect your
    economic and environmental impacts?
  • Diet
  • Vegetarian?
  • Local?
  • Organic?
  • Non-work transport
  • Leisure activities
  • Where you shop
  • Online vs. in store

87
Thanks for playing!
88
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89
What next?
  • What is your role in green design?
  • Career as engineer/researcher/policy maker?
  • Everyday life
  • Many complex problems to solve
  • Nanotechnology, genetically modified organisms,
    cloning, biowarfare
  • Technology, economics, policy, social
    perspectives, cultural differences
  • Essential to consider entire life cycle
  • Resources materials, water, energy
  • Impacts environment, health

90
What next?
  • Answer four questions
  • Encourage classmates and teachers to apply to
    next years program
  • Fill out the evaluation form they send you in the
    mail.
  • Thanks for coming!

91
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92
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