Alaska PCE Community Energy Use: the big picture
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2011 Rural Energy Conference - Juneau Steve Colt UAA Institute of Social and Economic Research www.iser.uaa.alaska.edu [email protected] Alaska PCE Community Energy Use: the big picture Efficie ncy
description
2011 Rural Energy Conference - Juneau Steve Colt UAA Institute of Social and Economic Research www.iser.uaa.alaska.edu [email protected]. Alaska PCE Community Energy Use: the big picture. Efficiency. Primary energy consumption per Alaskan barrels oil per person per year. - PowerPoint PPT Presentation
Transcript of Alaska PCE Community Energy Use: the big picture
2011 Rural Energy Conference - JuneauSteve Colt
UAA Institute of Social and Economic Researchwww.iser.uaa.alaska.edu
Alaska PCE Community Energy Use: the big pictureEfficienc
y
Primary energy consumption per Alaskan
barrels oil per person per yearPrimary Energy Inputs per Alaskan
-10203040506070
Alaska GasNetwork
PCEplaces
Other
Bar
rels
of O
il pe
r Yea
r
Wood and allotherOther petroleum
Gasoline
Diesel
Hydro
Coal
Natural Gas
electricity
space heat
transportation
electricity
space heat
transportation
???or ???
What is the big picture: how much fuel is going to electricity, space heat, and transportation?
Why does it matter? Integrated Power-Energy-Storage-Usage Systems
Electricity:110 gal/person/yr residential + 237 gal/person/yr nonres
78,000 people in FY10 PCE communities
Kwinhagak photo S. Colt
Buildings
residential buildings: effect of HERP in PCE places
Pre sample 697Post sample 97
residential buildings
0500
1,0001,5002,0002,5003,0003,5004,000
0 500 1,000 1,500 2,000 2,500 3,000 3,500square feet
gal/house/yr vs square feet54 NW AK sf houses
average = 906
4,617
9,648
0
2,000
4,000
6,000
8,000
10,000
12,000
1 2
kWh
per y
r
kwh use in two “identical” residential buildings
1,200 Ft2 teacher housing units, North Slope region
nonresidential buildings
-
0.50
1.00
1.50
2.00
2.50
0 20,000 40,000 60,000 80,000 100,000
gallo
ns p
er sq
uare
ft
square feet
heating fuel gal/Ft2 vs. Ft2
trimmed sample of 87 nonresidential REALS buildings
avg = 0.82
y = 1317.1x-0.394
R² = 0.4514
-
200
400
600
800
1,000
1,200
1,400
0 100 200 300 400
gallo
ns p
er st
uden
t
number of students
Gallons per student vs. # of students
School heating fuel use
unweighted avg 337weighted avg 213
electricity38%
fuel oil62%
Share of primary energy going to nonresidential buildings as:
sample of 87 REALs buildings
trimmed sample of 87 nonresidential REALS buildings
0%10%20%30%40%50%60%70%80%90%
100%
0 500,000 1,000,000 1,500,000
fraction of primary energy that is electricity
Nonresidential Buildings:
Nonresidential heating fuel
trimmed sample of 73 mostly nonresidential REALS buildings
y = 0.0719x + 2153.6R² = 0.8074
n = 73
-
10,000
20,000
30,000
40,000
50,000
60,000
0 200,000 400,000 600,000 800,000
gallo
ns fu
el o
il
kWh
Oil gallons vs. kWh
Transportation
Summary of gallons per person per yr in PCE communities
Total 1,250 gallons per person per year
electricity
27%
space heat40%
transportation33%
Guesstimate from 2005:about 1,000 gallons/person/year
electricity 278
gal/person
community heat 105
small engine 163
large engine 78
home space/wtr heat 270
actually 345
Summary of gallons per person per yr in PCE communities
res elect, 110
non-res elect, 237
res heat, 277 non-res
heat, 239
snowmachine, 169
boat, 83
atv/truck, 76
nonres vehicles,
100 Total 1,250 gallons per person per year
Summary of gallons per person per yr in PCE communities
Total 1,250 gallons per person per year:716 residential (58%)526 nonres (42%)
res elect9%
res heat22%
res transpor
t27%
nonres elect19%
nonres heat19%
nonres trans4%
UAA Institute of Social and Economic Research (ISER)proud collaborator with
ACEPwww.iser.uaa.alaska.edu
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