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Exterior Radiant Heaters
NC-2009 EAp2:Minimum Energy Performanceposted by Seth Penchansky on
We are considering LEED certification for a four season golf range hitting facility that will have hitting areas with overhead radiant heaters and indoor conditioned areas as well.
Garage Lighting LPDs
NC-2009 EAp2:Minimum Energy Performanceposted by Joseph Snider on
ASHRAE lists .2 w/sf for garage spaces in Space by Space, and .3 w/sf in Building Area method.
Energy Modeling
NC-2009 EAp2:Minimum Energy Performanceposted by Muzammal Abbas LEED AP (BD+C) on
Hi everyone, I am doing energy modeling for my project in Pakistan and i want to need some clarification and help from seniors: 1) Is it true that for baseline and proposed case HVAC system shoul
Base case system for high equipment loads spaces
NC-2009 EAp2:Minimum Energy Performanceposted by Nandana Kumar on
The project is a 67000 sqft, six floored building. There are rooms with high equipment loads of greater than 20W/sft . The total area of these type of rooms adds up to 14,000 sqft.
Hotel key tag system
NC-2009 EAp2:Minimum Energy Performanceposted by Nandana Kumar on
We are working on a hotel project. The guest rooms have a key tag system where the lights and AC switches off as soon as the guest removes the key from the key slot.
Fan cycling in System 1/2
NC-2009 EAp2:Minimum Energy Performanceposted by Haojie Wang on
I have a question about fan cycling for system 1 in residential units. G3.1.2.4 says fan should be on whenever space is occupied. Does this applies to residential units?
90.1 - Air-side Economizer & Humidity Requirements
NC-2009 EAp2:Minimum Energy Performanceposted by Charles Daze on
I have a 90.1 App G. interpretation question. G3.1.2.6 requires economizers in certain climates. The only exceptions are for gas-phase air cleaning and supermarket open refrigerated cases.
System type for Retail space
NC-2009 EAp2:Minimum Energy Performanceposted by Erika Duran on
I'm modeling a residential building with water to air heat pumps in all apartments.
Hot Water and Chilled Water Primary- Secondary Pumping
NC-2009 EAp2:Minimum Energy Performanceposted by ESD Engineer on
My project has Primary chilled water pumping and multiple distribution pumps after the heat exchange serving various AHU/RTU cooling coils.