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class NRELZNEReady2017 < ASHRAE901
# @!group elevators
# Determines the percentage of the elevator cab lighting that is incandescent.
# The remainder is assumed to be LED.
# Defaults to 0% incandescent (100% LED), representing newer elevators.
#
# @param model [OpenStudio::Model::Model] OpenStudio model object
# @return [Double] incandescent lighting percentage
def model_elevator_lighting_pct_incandescent(model)
pct_incandescent = 0.0 # 100% LED
return pct_incandescent
end
# Determines the power of the elevator ventilation fan.
# Same as 90.1-2013, which has a requirement for ventilation fan efficiency.
#
# @param model [OpenStudio::Model::Model] OpenStudio model object
# @param vent_rate_cfm [Double] the ventilation rate in ft^3/min
# @return [Double] the ventilation fan power in watts
def model_elevator_fan_pwr(model, vent_rate_cfm)
vent_pwr_per_flow_w_per_cfm = 0.33
vent_pwr_w = vent_pwr_per_flow_w_per_cfm * vent_rate_cfm
# addendum 90.1-2007 aj has requirement on efficiency
vent_pwr_w = vent_pwr_w * 0.29 / 0.70
return vent_pwr_w
end
end
Version data entries
19 entries across 19 versions & 1 rubygems