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Modeling PCW Heat Rejection for DES vs. System 5 (DX Cooling)
NC-2009 EAc1:Optimize energy performanceposted by Evelyn Dicks, EI, CxA on
I am working on a building that supplies process cooling water (PCW) to lab spaces. The PCW rejects its heat through a heat exchanger to the chilled water system from a district energy plant.
EApc95 - Alternative Energy Performance Metric questions
NC-2009 EAc1:Optimize energy performanceposted by Jamy Bacchus on
This pilot credit includes a XL file with tables B through H to calculate savings in terms of GHGs, site energy, source energy, energy cost, peak demand and "if available": TDV and Primary Energy F
Home Automation in Multifamily High Rise Residential Project
NC-2009 EAc1:Optimize energy performanceposted by Omer Moltay on
Dear All, Would it be possible to claim EAc1 credits for local automation in dwelling units to achieve the following: (1) Automatic shut down of lighting and HVAC units when there is no occupancy
Return plenums should be used in the baseline model?
NC-2009 EAc1:Optimize energy performanceposted by Rosana Correa on
Hello, If in the proposed building there are plenums specified as return air path in the HVAC system, should I use them or ignore them in the baseline model? Thank you,
Blower Door Test in NC?
NC-2009 EAc1:Optimize energy performanceposted by Ian Johnson on
I'm working on a renovation of an existing building pursuing LEED NC. The clients would like to perform a blower door test prior to drywall installation to improve the building's thermal envelope.
U-value unheated/heated slab-on-grade floor
NC-2009 EAc1:Optimize energy performanceposted by Francesco Passerini on
Hello. In the building which I’m modeling there is an underground floor whose slab-on-grade floor can be considered as divided in three parts: one part (wellness) is heated with heated floor, anoth
USGBC Approved equivalent standards
NC-2009 EAc1:Optimize energy performanceposted by Mike D on
The guide allows to use a USGBC approved equivalent standard for projects outside the US. Where can this list of approved standards be found?
How to calculate / consider Elevators Energy consumption?
NC-2009 EAc1:Optimize energy performanceposted by Marcio Alberto Casado Pereira on
Is there any reference available to learn how to calculate and /or consider elevators energy consumption for both baseline and proposed models?