Transcript Document 7917924

General Motors
in partnership with
MichCon & Detroit Edison
Sustainable Generation
UD Lab School and College School
Group:
The Presentation
General Motors
in partnership with
MichCon & Detroit Edison
– UD Lab School and College School – new building
– Renewable energy
•Technologies
•Costs
•Policies
– Partnerships
– Conclusion
Our Clients and Task
General Motors
in partnership with
MichCon & Detroit Edison
Building Details
General Motors
in partnership with
MichCon & Detroit Edison
Building Details
• 40,000 square feet
• 17,700 ft2 vacant space
• 500 ft2 lobby addition
• $4.2 m
General Motors
in partnership with
MichCon & Detroit Edison
Energy Needs
Electricity
– 18,200 sq. ft
– 145,600 kWh/yr
– ~60% of energy demand
– $16,000/yr
DoE: http://apps1.eere.energy.gov/states/electricity.cfm/state=DE
General Motors
in partnership with
MichCon & Detroit Edison
Incentives
State Incentives
– Technology and Demonstration Program
– Research and Development Grants
– Green Energy Program
Federal Incentive
- Solar energy rebate
- Fuel cell rebate
General Motors
in partnership with
MichCon & Detroit Edison
Fuel Cell
General Motors
in partnership with
MichCon & Detroit Edison
– Need at least a 16.6 kW fuel cell
– Install a 20 kW system
•Utilize net metering
http://nanopedia.case.edu/NWPage.php?page=fuel.cells
Fuel Cell Cost Comparison
General Motors
in partnership with
MichCon & Detroit Edison
Using Solid Oxide Fuel Cell with Different Fuel Sources
Air Liquide
Truck
Air Liquide
Delivery
Grid Electricity
Solar
Natural Gas
Total Capital Costs ($)
141,980
61,780
111,980
1,092,400
14,480
Cost of kWh ($/kWh)
1.36
1.36
0.41
0.04
0.15
Payback period = 106.5 years
Wind
General Motors
in partnership with
MichCon & Detroit Edison
Solar
General Motors
in partnership with
MichCon & Detroit Edison
Solar
- 145,600 kWh/yr
- ~400 kWh/day
-100 kW array
General Motors
in partnership with
MichCon & Detroit Edison
Solar
size (kW)
General Motors
in partnership with
MichCon & Detroit Edison
size (sq. ft)
100
cost ($8/W)
10,018
Generation (kWh/yr)
148,555
801,440
El. Bill ($/mo.)
State refund
250,000
saving/mo. ($)
0
1,362
Federal Refund
240,432
Savings/yr ($)
16,341
total cost ($)
311,008
Solar
General Motors
in partnership with
MichCon & Detroit Edison
size (kW)
size (sq. ft)
cost ($8/W)
State refund
Federal Refund
total cost ($)
100
10,018
801,440
250,000
240,432
311,008
63
6,255
500,400
250,000
150,120
100,280
Generation (kWh/yr)
El. Bill ($/mo.)
saving/mo. ($)
Savings/yr ($)
148,555
0
1,362
16,341
92,921
483
852
10,221
Solar
General Motors
in partnership with
MichCon & Detroit Edison
size (kW)
size (sq. ft)
cost ($8/W)
State refund
Federal Refund
total cost ($)
100
10,018
801,440
250,000
240,432
311,008
63
62,550
500,400
250,000
150,120
100,280
Generation (kWh/yr)
El. Bill ($/mo.)
saving/mo. ($)
Savings/yr ($)
payback (yr)
148,555
0
1,362
16,341
19.0
92,921
483
852
10,221
9.8
Solar
100 kW array
General Motors
in partnership with
MichCon & Detroit Edison
63 kW array
Geothermal
General Motors
in partnership with
MichCon & Detroit Edison
40% of Energy Needs = 100,000 kWh = $8235/year
For a 27 ton system:
5 kW solid oxide fuel cell for backup
- $67,500
- Cost = $18,000
- estimated 30-60% energy savings1
- Incentives = $14,400
- Total Cost = $4,000
For all energy needs
cost
($8/W)
Federal
Refund
with
incentive ($)
60%
68
6808
544640
250000
163,392
131,248
198,748
182,548
30%
118
11802
944160
250000
283,248
410,912
478,412
462,212
Generation (kWh/yr)
El. Bill ($/mo.)
saving/mo. ($)
total cost ($)
total w/geo
($)
size (kW)
energy saved
size (sq. ft)
State
refund
energy saved
Savings/yr ($)
payback (yr)
60%
101,017
0
917
11,000
16.6
30%
175,295
0
1604
19,250
24.0
1http://apps1.eere.energy.gov/consumer/your_home/space_heating_cooling/index.cfm/mytopic=12670
Solar/Geothermal
118 kW array
General Motors
in partnership with
MichCon & Detroit Edison
68 kW array
Partnerships
General Motors
in partnership with
MichCon & Detroit Edison
Partnerships
General Motors
in partnership with
MichCon & Detroit Edison
Partnerships - Engineering
Piezoelectric devices1:
• perambulation
• sitting/standing
Piezoelectric devices2:
• Merry-go-round
• swing set
• zip line
1http://web.mit.edu/newsoffice/2007/crowdfarm-0725.html
2http://www.empowerplaygrounds.org/main/index.php?option=com_myblog&Itemid=83
General Motors
in partnership with
MichCon & Detroit Edison
Partnerships - IGERT
General Motors
in partnership with
MichCon & Detroit Edison
Partnerships – Cooperative Extension
General Motors
in partnership with
MichCon & Detroit Edison
Partnerships - UD
General Motors
in partnership with
MichCon & Detroit Edison
UD’s Path to Prominence
“Today, we are setting out on a new path designed to
engage closely with the critical issues of our day, to
increase the global impact of the University, and to raise
its prominence in the world…our destination remains
constant: to fulfill the mission of the University and to be
recognized around the world as one of the great public
institutions of higher education in America. ”
President Harker
Conclusions
co2 (lbs.)
BAU
General Motors
in partnership with
MichCon & Detroit Edison
initial cost (million $)
Payback (yrs)
356,993
4.2
0
100% Solar/NG
67,647
4.51
19
63% Solar/NG
169,263
4.3
9.8
Solar/Geothermal High
0
4.38
16.6
Solar/Geothermal Low
0
4.66
24
289,346
4.25
6.2
Geothermal Only
-Energy and Environmental Education
-Partnerships
-Path to Prominence
-Only economic barriers
-Sustainable generation for the sustainable generation
Thank you!
General Motors
in partnership with
MichCon & Detroit Edison
Questions?
Fuel Cell – H2 Delivery
General Motors
in partnership with
MichCon & Detroit Edison
Using Fuel Cells with Hydrogen from Air Liquide
Capital Costs
PEMFC
Own
Truck
MCFC
Delivered
Own Truck
SOFC
Delivered
Own Truck
Delivered
Storage ($)
252,000
90,000
255,000
95,000
255,000
95,000
Fuel Cell ($)
110,000
110,000
100,000
100,000
72,400
72,400
Total Capital ($)
362,000
200,000
355,000
195,000
327,400
167,400
With Incentive ($)
151,000
70,000
147,500
67,500
141,980
61,780
6,261
3,494
3,494
Yearly Costs
Fuel Cell Main Cost ($/year)
Cost of Delivery ($)
4,805
250
4,805
unknown
6,261
250
unknown
250
unknown
Cost of hydrogen ($)
291,229
291,229
203,183
203,183
194,153
194,153
Total Cost ($/year)
296,284
296,034
209,694
209,444
197,897
197,647
2.03
2.03
1.44
1.44
1.36
1.36
Cost of kWh ($/kWh)
Fuel Cell - Grid
General Motors
in partnership with
MichCon & Detroit Edison
Using Fuel Cells with Hydrogen from Grid Electrolysis
Capital Costs
PEMFC
MCFC
SOFC
Electrolyzer ($)
195,000
195,000
195,000
Fuel Cell ($)
110,000
100,000
72,400
Total Capital ($)
305,000
295,000
267,400
With Incentive ($)
122,500
117,500
111,980
4,805
4,805
6,261
Cost of Electricity ($)
80,088
55,875
53,392
Total Cost ($/year)
84,893
60,680
59,653
0.58
0.42
0.41
Yearly Costs
Fuel Cell Main Cost ($/year)
Cost of kWh ($/kWh)
Fuel Cell – CH4
General Motors
in partnership with
MichCon & Detroit Edison
Using Fuel Cells with Natural Gas
Capital Costs
MCFC
SOFC
Total Capital ($)
100,000
72,400
Fuel Cell ($)
100,000
72,400
20,000
14,480
4,805
6,261
Natural Gas Cost ($/year)
16,179
15,460
Total Cost ($/year)
20,984
21,721
0.14
0.15
With Incentive ($)
Yearly Costs
Fuel Cell Main Cost ($/year)
Cost of kWh ($/kWh)
Fuel Cell Cost Comparisons
General Motors
in partnership with
MichCon & Detroit Edison
Using Fuel Cells with Hydrogen from Solar Electrolysis
Capital Costs
PEMFC
MCFC
SOFC
Electrolyzer ($)
780,000
780,000
780,000
Solar Array ($)
1,100,000
1,100,000
1,100,000
110,000
100,000
72,400
Total Capital ($)
1,990,000
1,980,000
1,952,400
With Incentives ($)
1,130,000
1,120,000
1,092,400
Fuel Cell ($)
Yearly Costs
Fuel Cell Main Cost ($/year)
4,805
4,805
6,261
Total Cost ($/year)
4,805
4,805
6,261
0.03
0.03
0.04
Cost of kWh ($/kWh)