Bill Bass shows off his home that is powered by clean, solar electricity. This presentation was given December 4, 2009 at the Solar Energy Focus Conference: Fall 2009 hosted by the Maryland, DC, Virginia Solar Energy Industries Association (MDV-SEIA) in Gaithersburg, MD. To learn more please visit: www.mdvseia.camp7.org

1. BASS RESIDENCE SOLAR PV PROJECT
Mears Creek Farm – Calvert County, MD
10.08 KW grid tied system with battery backup
Installed and engineered by Aurora Energy, Inc.,
Columbia, MD

2. PROBLEM: House is not suited for a PV array.
•Roofs are not facing due south;
•House is designated as a contributing structure in an historic district;
•Solar panels are not aesthetically compatible with an historic house.

3. SOLUTION: Relocate a Tobacco Barn to the site to serve as a PV platform
• Barn can be placed facing due south for optimal orientation;
• No shading issue;
• South side of roof is not visible from the historic house.

4. SYSTEM DIAGRAM

5. THE INSTALLATION OF THE PANEL
SUPPORT SYSTEM BEGINS

6. PANEL INSTALLATION BEGINS

7. PANEL INSTALLATION COMPLETED

8. INSTALLATION OF PV INVERTERS

9. A SUNNY DAY IN LATE JANUARY

10. HOUSE EQUIPTMENT:
BACK-UP PANEL, TWO 5 KW BATTERY INVERTERS,
& BATTERY BANK

11. 15 YEAR INCOME PROJECTION
YEAR $/MWh Calculated Energy SREC Annual Accumulated
(Projected) MWh Savings Income Income Earnings
2009 $150.00 10 $1,500.00 $2,800.00 $4,300.00 $4,300.00
2010 $135.00 13 $1,755.00 $3,640.00 $5,395.00 $9,695.00
2011 $145.00 12 $1,740.00 $2,940.00 $4,680.00 $14,375.00
2012 $150.00 13 $1,950.00 $3,185.00 $5,135.00 $19,510.00
2013 $155.00 12 $1,860.00 $2,520.00 $4,380.00 $23,890.00
2014 $160.00 13 $2,080.00 $2,730.00 $4,810.00 $28,700.00
2015 $160.00 12 $1,920.00 $2,100.00 $4,020.00 $32,720.00
2016 $165.00 13 $2,145.00 $2,275.00 $4,420.00 $37,140.00
2017 $170.00 12 $2,040.00 $1,680.00 $3,720.00 $40,860.00
2018 $170.00 13 $2,210.00 $1,820.00 $4,030.00 $44,890.00
2019 $175.00 13 $2,275.00 $1,365.00 $3,640.00 $48,530.00
2020 $180.00 12 $2,160.00 $1,260.00 $3,420.00 $51,950.00
2021 $185.00 13 $2,405.00 $910.00 $3,315.00 $55,265.00
2022 $190.00 12 $2,280.00 $840.00 $3,120.00 $58,385.00
2023 $200.00 13 $2,600.00 $455.00 $3,055.00 $61,440.00

12. Produced by: Margaret S. Bass & William H. Bass
7th Grade - Oyster-Adams Bilingual School
Washington, D.C