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VAV minimum flow set points
NC-2009 EAp2:Minimum Energy Performanceposted by Victoria Watson on
Hi, Appendix G3.1.3.13 says "Minimum volume setpoints for VAV reheat boxes shall be 2.15 L/s·m2 of floor area served or the minimum ventilation rate, whichever is larger" When you have a HVAC sys
Baseline Fan Power: PFP and AHU Pressure Rises
NC-2009 EAp2:Minimum Energy Performanceposted by Rodrigo Perez on
We’re working on a 20 stories building that is seeking LEED NC v3 certification. This building considers ASHRAE’s #8 HVAC baseline system: VAV w/ PFP boxes.
Baseline Envelope NonResi/Resi U-Values
NC-2009 EAp2:Minimum Energy Performanceposted by Emir Pekdemir on
Our project is a multi-family residential project (8 stories) and we have modeled the baseline roof as a Residential, Insulation Above Deck U-Value per Table 5.5-1. We have received a LEED Review
Space Heating in Table EAp2-5
NC-2009 EAp2:Minimum Energy Performanceposted by Robert Robison on
We have a building that is using both natural gas and electricity for heating. Table EAp2-5 only seems to give me the option for one type of space heating energy source.
System fan power - Baseline - Continuation
NC-2009 EAp2:Minimum Energy Performanceposted by Luana Bertoletti on
Hi Marcus, I don't know what happened in the discussion "System fan power - Baseline". I can't post anymore... In my software, I give as an input the baseline design supply fan airflow rate.
Modeling a Commercial Kitchen
NC-2009 EAp2:Minimum Energy Performanceposted by September Silvers on
Hi, I am trying to model a dining facility and am finding it difficult to determine the best way to include the energy associated with the kitchen equipment.
Lighting Power Density Using The Building Area Method
NC-2009 EAp2:Minimum Energy Performanceposted by Curtis Clark on
How do you apply Building Area Method (ASHRAE Table 9.5.1) to a higher education building that has five building area types? 1. School/University 2. Dining: Cafeteria/Fast Food 3. Office 4. Police/
Is kitchen hood exhaust process energy?
NC-2009 EAp2:Minimum Energy Performanceposted by Haojie Wang on
We have a culinary school with many kitchen hood exhaust, I wonder if the hood exhaust fan can be considered as process energy instead of regulated fan energy. Thanks!
We are working on a stadium
NC-2009 EAp2:Minimum Energy Performanceposted by Carolina Vergnano on
We are working on a stadium Project, where the item 9.4.1.1 (Automatic Lighting Shutoff) of ASHRAE 90.1-2007 is being complied for most of the areas, which represents more than 90% of the project a
Gas Instantaneous Water Heater
NC-2009 EAp2:Minimum Energy Performanceposted by Nicolas Martinez Ochoa on
Hello, I’m working in an office building in Bogotá, Colombia. The building has 11 gas instantaneous water heaters, with 48 kW capacity each.