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class ASHRAE9012013 < 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. 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. # 90.1-2013 has a requirement # for ventilation fan efficiency. # @return [Double] the ventilaton fan power (W) 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
29 entries across 29 versions & 1 rubygems