Fix #6050 - Do not pass Fan MinAirMassFlowRate to the outlet node's M…

…assFlowRateMin
NREL · Dec 1, 2020 · d45e74f · d45e74f · nrel-bot-3 · Dec 1, 2020
1 parent a8d6314
commit d45e74f
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/EnergyPlus/Fans.cc b/src/EnergyPlus/Fans.cc
@@ -1107,7 +1107,10 @@ namespace Fans {
 
             // Init the Node Control variables
             Node(OutNode).MassFlowRateMax = Fan(FanNum).MaxAirMassFlowRate;
-            Node(OutNode).MassFlowRateMin = Fan(FanNum).MinAirMassFlowRate;
+            // According to the IO Ref guide:
+            // "Note that this field is only used to calculate the fan power.
+            // This field does not enforce the system air flow rate during simulation"
+            // Node(OutNode).MassFlowRateMin = Fan(FanNum).MinAirMassFlowRate;
 
             // Initialize all report variables to a known state at beginning of simulation
             Fan(FanNum).FanPower = 0.0;