Question-and-Answer Resource for the Building Energy Modeling Community
 | 1 | initial version |
It fails here: https://github.com/NREL/openstudio-standards/blob/18e3a888f58191a8dcd75a9749f639a4619340b6/lib/openstudio-standards/prototypes/ashrae_90_1/ashrae_90_1_2016/ashrae_90_1_2016.PumpVariableSpeed.rb#L138
threshold is nil, most likely. Check the run log for openstudio.ashrae_90_1_2016.PumpVariableSpeed you'll likely find a warn message that explains a bit more what's happening, eg this one https://github.com/NREL/openstudio-standards/blob/18e3a888f58191a8dcd75a9749f639a4619340b6/lib/openstudio-standards/prototypes/ashrae_90_1/ashrae_90_1_2016/ashrae_90_1_2016.PumpVariableSpeed.rb#L79
