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IGSHPA Technical Conference & Expo October 29–30 2007 Jim Bose OSU/IGSHPA High Performance Housing and Energy Rating Discussions on Appraisers, Evaluators and Other Participants 2:10 – 2:30 PM Oklahoma City

800 Sq Ft $1.63 / Sq Ft / Yr

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IGSHPA Technical Conference & Expo October 29–30 2007 Jim Bose OSU/IGSHPA High Performance Housing and Energy Rating Discussions on Appraisers, Evaluators and Other Participants 2:10 – 2:30 PM Oklahoma City. Annual Utility Costs/Consumption. 1960. Conventional (gas & Electric). 73 kWh/m 2 /yr. - PowerPoint PPT Presentation

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Page 1: 800 Sq Ft   $1.63 / Sq Ft / Yr

IGSHPA Technical Conference & Expo October 29–30 2007

Jim Bose OSU/IGSHPA

High Performance Housing and Energy Rating

Discussions on Appraisers, Evaluators and Other Participants

2:10 – 2:30 PM Oklahoma City

                       

       

Page 2: 800 Sq Ft   $1.63 / Sq Ft / Yr

800 Sq Ft $1.63 / Sq Ft / Yr 1665 Sq Ft $0.55 / Sq Ft / Yr

3400 Sq Ft $0.47/ Sq Ft / Yr 5400 Sq Ft $0.62 / Sq Ft / Yr

Annual Utility Costs/Consumption

Conventional (gas & Electric) 73 kWh/m73 kWh/m22/yr/yr

72 kWh/m72 kWh/m22/yr/yr 113 kWh/m113 kWh/m22/yr/yr

1960

Page 3: 800 Sq Ft   $1.63 / Sq Ft / Yr

Construction Date

Building Size

Sq Ft – M2

Total Utilities

$/Sq Ft/Yr – kWh/m2/yr

1 1960 ST 800 - 74 1.63 - ?

2 1974 KG 1322 - 123 1.27 - ?

3 1973 LE 1850 - 172 1.04 - ?Conversion to GSHP 2006

1850 - 172 0.64 - ?

4 2001 JB 5746 - 534 0.62 - 113

5 2002 RD 3400 - 316 0.47 - 72

6 2003 LM 1665 - 154 0.55 - 73

Utility Costs of Conventional and GSHP

Page 4: 800 Sq Ft   $1.63 / Sq Ft / Yr

ConventionalConventional Variable Air Volume (VAV) Building Variable Air Volume (VAV) Building15,000 Sq. Ft.15,000 Sq. Ft.

1.32 $ / sf / yr1.32 $ / sf / yr

Page 5: 800 Sq Ft   $1.63 / Sq Ft / Yr

Geothermal BuildingGeothermal Building20,000 Sq. Ft.20,000 Sq. Ft.

0.55 $ / sf / yr0.55 $ / sf / yr

Page 6: 800 Sq Ft   $1.63 / Sq Ft / Yr

Dallas / Ft. Worth Area: 301,000 sq ftDallas / Ft. Worth Area: 301,000 sq ft

Annual Cost: $0.60 / Sq Ft Annual Cost: $0.60 / Sq Ft

donpenn.comdonpenn.com

Page 7: 800 Sq Ft   $1.63 / Sq Ft / Yr

GEO

4 - Pipe

4 – Pipe

Thermal Storage

Installation Costs for Centennial – $6.8 Million

Installation Costs for Wakeland - $6.7 Million

Don Penn

Page 8: 800 Sq Ft   $1.63 / Sq Ft / Yr

ConventionalConventional Variable Air Volume (VAV) Building Variable Air Volume (VAV) Building15,000 Sq. Ft.15,000 Sq. Ft.

1.32 $ / sf / yr1.32 $ / sf / yr

Page 9: 800 Sq Ft   $1.63 / Sq Ft / Yr

Geothermal BuildingGeothermal Building20,000 Sq. Ft.20,000 Sq. Ft.

0.55 $ / sf / yr0.55 $ / sf / yr

Page 10: 800 Sq Ft   $1.63 / Sq Ft / Yr