Sunday, December 11, 2011

LEED Certification

Potential Location of House:  7000 Lookout Rd., Boulder, CO 80301





The value of points comes to a total of 67.5, which reaches of the Gold LEED Certification level after performing the house size adjustment.

The approximate price of installing LEED certified objects/products is shown in the Table below. These prices are compared to prices of average products.

   

The price difference is about $13,980. This price difference does not account for the geothermal system installed. Although this is a big difference in price, the LEED certified home can and will significantly reduce the amount of Btu/h needed contributing to lower price in time.

An analysis was also conducted on the comparison of carbon footprints for an LEED house to that of an average house. 




System Analysis

Choosing a geothermal pump:

Ingram’s 3 ton 2 stage Geothermal and Cooling Heat Pump:






Solving for pipe length:



Calculating the work and cost of the compressor pump:



Calculating the work and cost of circulation pump:






Choosing Circulation Pump:



Cost Analysis: