1. Kane County Energy Plan Update
Strategies Presentation to the Energy and Environmental Committee of the Kane County Board
Lindy Wordlaw
CNT Energy
August 18, 2010

2. Goal for Today: Strategy Basics
Description of strategy
Expected annual energy/cost savings per unit
Feasibility at countywide implementation
Expected annual energy/cost savings countywide
Feedback and questions

3. Quick Recap
Energy Consumption in Kane County
2040 Energy Forecast

4. Kane County Energy Use (2008)
 Natural Gas
2008
Residential
181,639,334
C&I
158,437,043
Total
340,076,377

5. Kane County Energy Use (2008)
 Natural Gas
2008
Residential
181,639,334
C&I
158,437,043
Total
340,076,377
Electricity 
kWh
Residential
1,617,248,849
C&I
3,253,629,099
Total
4,870,877,948

6. Average account consumption
2008 Average Consumption/Cost1
Natural gas (in therms)
Electricity (in kWh)
Residential
1,107 ($1,124)
9,858 ($1,141)
C&I
10,941 ($14,237)2
87,266 ($8,295)2
1 Illinois Commerce Commission Electricity and Natural Gas Sales Statistics, 2008
2 Blended rate between Small and Large commercial rates

7. Forecast to 2040 – Business as usual
Residential
C&I
Electricity (kWh)
Gas (therms)
2008 consumption
1,617,248,849
181,639,334
3,253,629,099
158,437,043
Growth factor 1
0.49%
-0.57%
0.44%
0.24%
Projected 2040 consumption
1,889,025,035
151,285,016
3,747,267,064
170,904,954
1 From the 2010 EIA Annual Energy Outlook -

8. C&I Natural Gas Accounts
Projected Growth
2040
2008
Households
274,085 1
164,060 3
C&I Electric Accounts
62,288 2
37,284 4
C&I Natural Gas Accounts
34,596 2
14,481 5
Provided by Chicago Metropolitan Agency for Planning, GO TO 2040
Scaled based on current ratio of households and C&I accounts
U.S. Census Bureau, American Community Survey 2008
ComEd
Nicor

9. Types of Strategies Residential / Commercial & Industrial
Occupant energy use
Building energy use
Appliances and lighting
Renewable energy (energy generation)

10. Types of Strategies Residential / Commercial & Industrial
Occupant energy use
Building energy use
Appliances and lighting
Renewable energy (energy generation)
REMINDER:
Cost savings shown in 2009 prices (doesn’t account for price fluctuations)
Countywide shown in aggressive implementation scenario for the year 2040 (not cumulative savings over time)
Slide 10

11. Occupant Energy Use

12. Behavior Change (R) Heighten energy efficiency awareness
Simple EE things around the house

13. Behavior Change (R) Heighten energy efficiency awareness
Simple EE things around the house
Increase/Decrease thermostat temperatures
Reduce 6 light bulb hours/day
Replace a/c filter
Reduce phantom load
Slide 13

14. Behavior Change (R) Heighten energy efficiency awareness
Simple EE things around the house
Increase/Decrease thermostat temperatures
Reduce 6 light bulb hours/day
Replace a/c filter
Reduce phantom load
Strategy: Behavior Change (R)
Targeted Corridor: Urban Renaissance; Critical Growth
Per HH in 2040
Energy Savings
Cost Savings
Natural Gas (therms) 50
$34
Electricity (kWh)
674
$79
Total
$103
50% HH in 2040
6,808,271
$4,694,984
92,433,741
$10,823,991
$15,518,975
Slide 14

15. Behavior Change (C&I) Increase/Decrease thermostat temperatures
Additional thermostat setback during non-working hours
Strategy: Behavior Change (C&I)
Targeted Corridor: Urban Renaissance; Critical Growth
Per Acct in 2040
Energy Savings
Cost Savings
Natural Gas (therms)
677
$431
Electricity (kWh)
2060
$163
Total
$594
10% Acct in 2040
2,341,388
$1,492,752
12,834,318
$1,016,478
$2,509,230

16. Ceiling Fans (R) For use with air conditioning
Assumes 3% savings per thermostat degree increase
Assumes all housing units built since 1980 have fans
Not enough data to calculate for use with space heating

17. Ceiling Fans (R) For use with air conditioning
Assumes 3% savings per thermostat degree increase
Assumes all housing units built since 1980 have fans
Not enough data to calculate for use with space heating
Strategy: Ceiling Fans (R)
Targeted Corridor: Urban Renaissance; Critical Growth
Per HH in 2040
Energy Savings
Cost Savings
Natural Gas (therms) $0
Electricity (kWh) 66 $8
Total
30% HH in 2040
3,768,722
$441,317
Slide 17

18. Building Energy Use

19. Retrofitting Existing Buildings (R)
Whole-home approach
Assumes 30% energy savings, based on research/practice
Smaller implementation countywide assumed, due to cost
(But largest potential for energy savings)
Slide 19

20. Retrofitting Existing Buildings (R)
Whole-home approach
Assumes 30% energy savings, based on research/practice
Smaller implementation countywide assumed, due to cost
(But largest potential for energy savings)
Strategy: Retrofits (R)
Targeted Corridor: Urban Renaissance
Per HH in 2040
Energy Savings
Cost Savings
Natural Gas (therms)
166
$114
Electricity (kWh)
2,068
$203
Total
$317
6% HH in 2040
2,723,309
$1,877,994
34,001,889
$3,981,621
$5,859,615

21. Retrofitting Existing Buildings (C&I)
Whole-building approach
Assumes 30% energy savings, based on research/practice
Smaller implementation countywide assumed, due to cost
Funding opportunities in both sectors
(But largest potential for energy savings)
Strategy: Retrofits (C&I)
Targeted Corridor: Urban Renaissance
Per Acct in 2040
Energy Savings
Cost Savings
Natural Gas (therms)
1,482
$945
Electricity (kWh)
18,048
$1,429
Total
$2,374
6% Acct in 2040
3,076,276
$1,961,280
67,450,807
$5,342,104
$7,303,384

22. About Energy Codes
State adopted mandatory energy codes: IECC (International Energy Conservation Code)
Commercial and residential
Applies to
-New construction
-Renovation
-Additions

23. About Energy Codes
State adopted mandatory energy codes: IECC (International Energy Conservation Code)
Commercial and residential
Applies to
-New construction
-Renovation
-Additions
Does not apply to
-Historic buildings
-Buildings not covered by code
-buildings not using electricity/fossil fuels for comfort conditioning

24. About Energy Codes
State adopted mandatory energy codes: IECC (International Energy Conservation Code)
Commercial and residential
Applies to
-New construction
-Renovation
-Additions
Does not apply to
-Historic buildings
-Buildings not covered by code
-buildings not using electricity/fossil fuels for comfort conditioning
All municipalities must comply (no home rule) and/or can enact strong codes

25. About Energy Codes Are municipalities in Kane County aware?
Have they adopted the new code?
Potential training/enforcement issues

26. About Energy Codes
Estimated energy savings: 15% (Higher when going from no code at all)
Strategy: Energy Code (R)
Targeted Corridor: Urban Renaissance; Critical Growth
Per HH in 2040
Energy Savings
Cost Savings
Natural Gas (therms) 83
$57
Electricity (kWh)
1,034
$121
Total
$178
100% HH in 2040
9,110,070
$6,282,304
113,743,845
$13,319,404
$19,601,709

27. About Energy Codes
Estimated energy savings: 15% (Higher when going from no code at all)
Strategy: Energy Code (R)
Targeted Corridor: Urban Renaissance; Critical Growth
Per HH in 2040
Energy Savings
Cost Savings
Natural Gas (therms) 83
$57
Electricity (kWh)
1,034
$121
Total
$178
100% HH in 2040
9,110,070
$6,282,304
113,743,845
$13,319,404
$19,601,709
Strategy: Energy Code (C&I)
Targeted Corridor: Urban Renaissance; Critical Growth
Per Acct in 2040
Energy Savings
Cost Savings
Natural Gas (therms)
741
$472
Electricity (kWh)
9,024
$715
Total
$1,187
100% Acct in 2040
18,527,964
$11,812,503
225,636,096
$17,870,379
$29,682,882

28. Green Building for New Construction (R)
Green Building (e.g. LEED) = sustainable building approach
Energy savings + water + materials + air quality, etc…
Assumes 30% energy savings
Trends show commercial sector as lead, then residential

29. Green Building for New Construction (R)
Green Building (e.g. LEED) = sustainable building approach
Energy savings + water + materials + air quality, etc…
Assumes 30% energy savings
Trends show commercial sector as lead, then residential
Strategy: Green Building (R)
Targeted Corridor: Critical Growth
Per HH in 2040
Energy Savings
Cost Savings
Natural Gas (therms)
166
$114
Electricity (kWh)
2,068
$242
Total
$356
15% HH in 2040
2,733,021
$1,884,691
34,123,154
$3,995,821
$5,880,513
Slide 29

30. Green Building for New Construction (C&I)
Assumed much higher percentage for countywide implementation based on national trends
Strategy: Green Building (C&I)
Targeted Corridor: Critical Growth
Per Acct in 2040
Energy Savings
Cost Savings
Natural Gas (therms)
1,482
$945
Electricity (kWh)
18,048
$1,429
Total
$2,374
100% Acct in 2040
37,055,928
$23,625,007
451,272,192
$35,740,758
$59,365,765
Aurora Police Department
Gail Borden Public Library, Elgin

31. Appliances and Lighting

32. Window Air Conditioner Replacement (R)
Assumes housing built before 1980 doesn’t have central air (approximately 91,000 housing units)
Best strategies nationwide focus on replacement, not just providing efficient window air conditioners
Utility programs
Strategy: Window A/C Replacement (R)
Targeted Corridor: Urban Renaissance
Per HH in 2040
Energy Savings
Cost Savings
Natural Gas (therms) $0
Electricity (kWh)
221
$26
Total
10% HH in 2040
2,028,360
$237,521

33. Central Air Conditioner Replacement (R)
Replacement occurs only when previous system fails (lifespan years)
Success increases over time through education + government requirements (e.g SEER)
Utility programs
Slide 33

34. Central Air Conditioner Replacement (R)
Replacement occurs only when previous system fails (lifespan years)
Success increases over time through education + government requirements (e.g SEER)
Utility programs
Assumes housing built after 1980 does have central air
Assumes replacement with
14.5 SEER (versus current standard)
Strategy: Central A/C Replacement (R)
Targeted Corridor: Urban Renaissance; Critical Growth
Per HH in 2040
Energy Savings
Cost Savings
Natural Gas (therms) $0
Electricity (kWh)
467
$55
Total
10% HH in 2040
8,866,929
$1,038,317
Slide 34

35. Refrigerator Replacement (R)
Many homes have second refrigerators; target removal
Best strategies nationwide focus on removal of old refrigerators (e.g. avoid the “beer fridge” effect)
Upgrade occurs only when previous refrigerator fails
Utility programs

36. Refrigerator Replacement (R)
Many homes have second refrigerators; target removal
Best strategies nationwide focus on removal of old refrigerators (e.g. avoid the “beer fridge” effect)
Upgrade occurs only when previous refrigerator fails
Utility programs
Strategy: Refrigerator Replacement (R)
Targeted Corridor: Urban Renaissance; Critical Growth
Per HH in 2040
Energy Savings
Cost Savings
Natural Gas (therms) $0
Electricity (kWh)
500
$59
Total
10% HH in 2040
13,704,250
$1,604,768
Slide 36

37. Refrigerator Replacement (R)
Many homes have second refrigerators; target removal
Best strategies nationwide focus on removal of old refrigerators (e.g. avoid the “beer fridge” effect)
Upgrade occurs only when previous refrigerator fails
Utility programs
Strategy: Refrigerator Replacement (R)
Targeted Corridor: Urban Renaissance; Critical Growth
Per HH in 2040
Energy Savings
Cost Savings
Natural Gas (therms) $0
Electricity (kWh)
500
$59
Total
10% HH in 2040
13,704,250
$1,604,768
Slide 37
FridgeHenge, public art in Santa Fe, NM

38. About Street Lights (C&I)
Huge savings potential for municipalities
Efficient lights: Induction; LED
Ownership issues (ComEd vs. Municipality)
Billed by assumed daylight hours, and type of light/fixture
Strategy assumptions:
-155 watt light replaced with 55 watt induction light
-10 hour/day burn time
Strategy: Street Light Replacement (C&I)
Targeted Corridor: Urban Renaissance; Critical Growth
Per 100 Lights
Energy Savings
Cost Savings
Natural Gas (therms) $0
Electricity (kWh)
43,800
$3,964
Total
Over 20 Yrs. (Expected Lifetime of Lights)
876,000
$79,278
Per Municipality

39. About Traffic Lights (C&I)
Huge savings potential for municipalities (lights are on 24/7)
Light Emitting Diode (LED) use 80-90% less energy
Assumption: 150 watt light replaced by 25 watt light
Expected lifetime 5-7 years vs. months
Elgin replaced nearly all of their intersections
Strategy: Traffic Light Replacement (C&I)
Targeted Corridor: Urban Renaissance; Critical Growth
Per Traffic Light
Energy Consumption
Cost
STANDARD 8-LIGHT INTERSECTION
10,512 kWh
$951
LED 8-LIGHT INTERSECTION
1,752 kWh
$159
Over 5 Yrs.
52,560 kWh
$4,757
8,760
$793
One Intersection!

40. Renewable Energy

41. On-site Renewable Energy (R)
Renewable energy uses sources other than fossil fuels
Most viable in Illinois is wind and solar
Renewable Energy Portfolio establishes legal requirements for electric utilities
Assumptions: electricity; very low implementation due to cost (cheaper at time of construction)

42. On-site Renewable Energy (R)
Renewable energy uses sources other than fossil fuels
Most viable in Illinois is wind and solar
Renewable Energy Portfolio establishes legal requirements for electric utilities
Assumptions: electricity; very low implementation due to cost (cheaper at time of construction)
Assumptions: generates enough electricity to supply HH needs
Strategy: On-site Renewable Energy (R)
Targeted Corridor: Urban Renaissance; Critical Growth
Per HH in 2040
Energy Savings
Cost Savings
Natural Gas (therms) $0
Electricity (kWh)
6,892
$807
Total
3% HH in 2040
56,669,815
$6,636,035

43. On-site Renewable Energy (R)
Renewable energy uses sources other than fossil fuels
Most viable in Illinois is wind and solar
Renewable Energy Portfolio establishes legal requirements for electric utilities
Assumptions: electricity; very low implementation due to cost (cheaper at time of construction)
Assumptions: generates enough electricity to supply HH needs
Should strongly encourage connecting to the grid
Strategy: On-site Renewable Energy (R)
Targeted Corridor: Urban Renaissance; Critical Growth
Per HH in 2040
Energy Savings
Cost Savings
Natural Gas (therms) $0
Electricity (kWh)
6,892
$807
Total
3% HH in 2040
56,669,815
$6,636,035

44. On-site Renewable Energy (C&I)
Assumptions: electricity; more viable for C&I sector than residential
Assumptions: generates enough electricity to supply approximately half of the average business needs
Strategy: On-site Renewable Energy (C&I)
Targeted Corridor: Urban Renaissance; Critical Growth
Per Acct in 2040
Energy Savings
Cost Savings
Natural Gas (therms) $0
Electricity (kWh)
30,080
$2,382
Total
30% Acct in 2040
562,086,912
$44,517,283

45. Distributed Generation and Combined Heat & Power (C&I)
What are they?

46. Distributed Generation and Combined Heat & Power (C&I)
What are they? Any technology that produces power outside of the utility grid.
Here in Kane County:
Sherman Hospital, Elgin
Fox Metro Water Reclamation District, Aurora

47. Distributed Generation

48. Combined Heat and Power

49. Distributed Generation and Combined Heat & Power (C&I)
Additional benefits beyond renewable capabilities and decreasing reliance on fossil fuels:
-Reliability
-Security
-Decrease in “line losses”
Strategy: DG /CHP (C&I)
Targeted Corridor: Urban Renaissance; Critical Growth
Per Acct in 2040
Energy Savings
Cost Savings
Natural Gas (therms)
TBD
Electricity (kWh)
Total
TBD% Acct in 2040

50. Based on a mix of these strategies
What’s Next
1) Set of 2040 Energy Forecasts
Business As Usual
Aggressive (aggressive action towards increasing energy efficiency)
Moderate (moderate action towards increasing energy efficiency)
Conservative (Conservative, limited action towards increasing energy efficiency)
Based on a mix of these strategies

51. Followed by
Draft/Final Plan Writing
County workshop

52. Questions Are there other strategies we should be addressing?
Questions on any calculations or assumptions?
Additional feedback?

53. Thank you! Lindy Wordlaw, Senior Planner lindy@cntenergy.org
(773)
Kimberly Loewen, Planner
(773)
Larry Kotewa, Engineer
(773)
Jessica Spanier, Data Analyst
(773)