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Glossary
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Nadir
Conceptually, the nadir is the point opposite the zenith.
Net load coefficient (NLC)
Defined
as the total load coefficient (TLC) minus the load coefficient for the solar
wall.
I-P
units: Btu/°F•day
Net reference load (Qnet)
Defined
as the building load, exclusive of losses through the solar wall, over a
period of time. The net reference load is the product of the net load
coefficient (NLC) and the relevant number of degree-days (DD).
I-P
units: Btu
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