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Fix #6050 - Return Fan:VariableVolume Fan Power Minimum Flow Fraction should not impose air loop flow #8401

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merged 3 commits into from
Dec 11, 2020
Merged

Fix #6050 - Return Fan:VariableVolume Fan Power Minimum Flow Fraction should not impose air loop flow #8401

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a8d6314
Add a test for #6050
jmarrec Nov 27, 2020
89b2d4f
Fix #6050 - Do not pass Fan MinAirMassFlowRate (Fan Power Minimum Air…
jmarrec Nov 27, 2020
f99ad62
Merge branch 'develop' into 6050_ReturnFan_MinFlowFrac
mitchute Dec 11, 2020
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5 changes: 4 additions & 1 deletion src/EnergyPlus/Fans.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -1105,7 +1105,10 @@ 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;
Comment on lines +1108 to +1111
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Fix is here.


// Initialize all report variables to a known state at beginning of simulation
Fan(FanNum).FanPower = 0.0;
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