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class NRELZNEReady2017 < ASHRAE901
# @!group AirTerminalSingleDuctVAVReheat
# Specifies the minimum damper position for VAV dampers.
# For terminals with hot water heat and DDC, the minimum is 20%, otherwise the minimum is 30%.
#
# @param air_terminal_single_duct_vav_reheat [OpenStudio::Model::AirTerminalSingleDuctVAVReheat] the air terminal object
# @param has_ddc [Bool] whether or not there is DDC control of the VAV terminal in question
# @return [Double] minimum damper position
def air_terminal_single_duct_vav_reheat_minimum_damper_position(air_terminal_single_duct_vav_reheat, has_ddc = true)
min_damper_position = nil
case air_terminal_single_duct_vav_reheat_reheat_type(air_terminal_single_duct_vav_reheat)
when 'HotWater'
min_damper_position = if has_ddc
0.2
else
0.3
end
when 'Electricity', 'NaturalGas'
min_damper_position = 0.3
end
return min_damper_position
end
end
Version data entries
12 entries across 12 versions & 1 rubygems