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Residential TDV HVAC Progress

Residential TDV HVAC Progress. Bruce Wilcox Berkeley Solar Group for Pacific Gas & Electric Co. Codes & Standards Program. Residential TDV Progress. FSEC 3.0 Duct Simulations Duct Efficiency Simulation Model Hourly Residential Cooling Model Implemented for Review Excel Spreadsheet

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Residential TDV HVAC Progress

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  1. Residential TDV HVAC Progress Bruce Wilcox Berkeley Solar Group forPacific Gas & Electric Co.Codes & Standards Program

  2. Residential TDV Progress • FSEC 3.0 Duct Simulations • Duct Efficiency Simulation Model • Hourly Residential Cooling Model • Implemented for Review • Excel Spreadsheet • Micropas Hourly Output File

  3. FSEC 3.0 Duct Simulations • Detailed State of the art calculations for ducts in attic used by ASHRAE TC6.3 • Using ASHRAE Prototype House • Simulating CEC duct/Attic Cases • Simulations Fresno, Palm Springs, Oakland, San Diego, Pasadena, Riverside, Sacramento

  4. Simulation Results

  5. Duct Efficiency Simulation Model

  6. Simulation Results

  7. Model Accuracy

  8. Hourly Residential Cooling Simulation • Start with Micropas Hourly results • Adjust hourly for • Duct Efficiency • EER Impact of Outdoor Temperature • EER Impact of Part Load • Apply TDV Energy Prices

  9. Cooling Model

  10. Cooling Model

  11. Cooling Model

  12. Future Model Work • Review of current Model • Other model additions • Radiant Barriers • Heating Ducts • Heat Pumps • Domestic Hot Water • Integrate into Micropas and CALRES

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