A tale of two buildings
Download
1 / 17

A tale of two buildings - PowerPoint PPT Presentation


  • 169 Views
  • Updated On :

A Tale of Two Buildings Geothermal Technologies Workshops Redwood Falls, MN Mar 17-18, 2008 Sioux Falls, SD Mar 20-21, 2008 Westminster, CO June 10-11, 2008 Everett, WA Aug 11-12, 2008 Guy Nelson, Team Leader Utility Geothermal Working Group Palo Alto, CA Oklahoma City, OK

Related searches for A tale of two buildings

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about 'A tale of two buildings' - ostinmannual


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
A tale of two buildings l.jpg
A Tale of Two Buildings

Geothermal Technologies Workshops

Redwood Falls, MN Mar 17-18, 2008

Sioux Falls, SD Mar 20-21, 2008

Westminster, CO June 10-11, 2008

Everett, WA Aug 11-12, 2008

Guy Nelson, Team Leader

Utility Geothermal Working Group


Slide2 l.jpg

PROJECT RESULTS FROM:

A “side by side” Comparison of a Ground Source Heat Pump System vs. Conventional HVAC System between two “identical” buildings.


Testimony of a building owner l.jpg
Testimony of a Building Owner

“We have always dealt with hassles short term.

What is valued now is looking at the long term hassle of the decisions we make with a short term attitude.”

Brion McDonald, President, Universal Building Systems


Oklahoma city buildings l.jpg
Oklahoma City Buildings

Conventional 15,000 sq ft

GHP 20,000 sq ft

Conventional Roof Top VAV Building Built in 1987

GHP Building Built in 1997

40 boreholes drilled 250 feet deep on 20 foot centers and 3/4 inch PE pipe

16 Ceiling Mounted Units





Ok buildings kwh electricity consumption l.jpg
OK BuildingskWh Electricity Consumption



2183 and 2185 park blvd buildings l.jpg
2183 and 2185 Park Blvd Buildings

  • Two Stories

  • 10,000 sq ft each

  • Built in the 1960s




Ghp non energy benefits l.jpg
GHP Non-Energy Benefits

  • Space Requirements

  • Noise

  • Maintenance

  • Ambient Conditions

  • Bigger than a bread box


Ghp capacity benefits l.jpg
GHP Capacity Benefits

Assumption – 1/2 kW per home peak capacity savings from a 3 ton GHP system

Wholesale Capacity Cost - $ 10 per kW month

20 year system life

Net Present Value ??????????


Ghp capacity benefits net present value l.jpg
GHP Capacity Benefits Net Present Value

  • 3% - $ 1788

  • 5% - $ 1400

  • 7% - $ 1272


Us epa data l.jpg
US EPA Data

  • A typical 3-ton (10.5kW) residential GHP system produces an average of about one pound less CO2 per hour of use than a conventional system

  • 100,000 homes converted to GHPs would reduce annual CO2 emissions by 125,000 tons per year

  • 1.25 tons/yr per home

    http://www.nd.gov/dcs/energy/pubs/renewable/geoben.pdf


Contact information l.jpg
Contact Information

Guy Nelson, UGWG Team Leader

541-994-4670

[email protected]


ad