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MVP House in Montana

MVP House in Montana. Energy Savings and Costs March 2 nd , 2009 Regional Technical Forum. Previously Approved Specifications. Previously Approved Specifications (continued). Reminder: Specs were approved at the January 6, 2009 RTF meeting. Energy Savings Method and Assumptions.

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MVP House in Montana

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  1. MVP House in Montana Energy Savings and Costs March 2nd, 2009 Regional Technical Forum

  2. Previously Approved Specifications

  3. Previously Approved Specifications(continued) Reminder: Specs were approved at the January 6, 2009 RTF meeting

  4. Energy Savings Method and Assumptions • Method: SEEM Runs • SEEM Input Assumptions:

  5. Energy Savings Assumptions (cont) • Dishwasher (31 kWh/year) • Baseline = 2010 Fed Min Std (355 kWh/yr; 6.5 gal/cycle)* • Upgrade = 2009 Energy STAR Std (324 kWh/yr; 5.8 gal/cycle)** • Included Water/Wastewater Plant Energy Savings • DHW • Gross Savings modified by: • Space Heat Interaction - based on foundation-type-specific heating system efficiency • Space Cool Interaction based - on average estimated cooling efficiency • *6th Plan assumes baseline is 348 kWh/yr, with a reverse engineered water use of 5.3 gal/cycle. • ** Standard goes into effect August 11th, 2009.

  6. Cost Assumptions

  7. Measure Life Inputs • Shell and HVAC measure savings are combined, so used a “melded” value of 45 years. • Single family new construction shell measures are typically 70 years • HVAC measures are typically 20 years

  8. Results

  9. Results

  10. Results

  11. Results

  12. El Fin • Questions? • Recommended Changes? • RTF approval of energy savings and costs for MVP House in Montana? • Next steps • BPA to review and approve savings and costs and decide willingness to pay • Add MVP House in MT measures to the PTR • (April): Review baseline for OR, WA, ID; then develop savings and costs.

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