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Additional Terminal Unit Sizing Issues #6481

Closed
8 of 11 tasks
mjwitte opened this issue Feb 18, 2018 · 1 comment
Closed
8 of 11 tasks

Additional Terminal Unit Sizing Issues #6481

mjwitte opened this issue Feb 18, 2018 · 1 comment
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PriorityHigh This defect or feature has been declared high priority

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@mjwitte
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mjwitte commented Feb 18, 2018

Issue overview

Followup terminal unit sizing issue from #6338.

  ** Warning ** Unable to find a unit conversion from Coil Entering Air Humidity Ratio at Ideal Loads Peak [kg-H2O/kg-DryAir] into IP units
+   **   ~~~   ** Applying default conversion factor of 1.0
+   ** Warning ** Unable to find a unit conversion from Outdoor Air Humidity Ratio at Ideal Loads Peak [kg-H2O/kg-DryAir] into IP units
+   **   ~~~   ** Applying default conversion factor of 1.0
+   ** Warning ** Unable to find a unit conversion from Zone Air Humidity Ratio at Ideal Loads Peak [kg-H2O/kg-DryAir] into IP units
+   **   ~~~   ** Applying default conversion factor of 1.0
+   ** Warning ** Unable to find a unit conversion from Plant Design Fluid Temperature Difference [Delta C] into IP units

These have been addressed in bb00e38 by switching to existing units strings, e.g. KGWATER/KGDRYAIR, but we might prefer to add some new units strings instead.

5ZoneDDCycOnAny and many others
+   ** Severe  ** MyPlantSizingIndex: Could not find HOT WATER LOOP in Sizing:Plant objects.
+   **   ~~~   ** ...reference Component Type="hot water coil", Name="SPACE1-1 ZONE COIL".

UnitarySystem_WaterCoils_wMultiSpeedFan
+   ** Warning ** In calculating the design coil UA for Coil:Cooling:Water CW COOLING COIL
+   **   ~~~   ** no apparatus dew-point can be found for the initial entering and leaving conditions;
+   **   ~~~   ** the coil outlet design conditions will be changed to correct the problem.

VSHeatPumpWaterHeater
+   ** Warning ** WetBulb not converged after 101 iterations(PsyTwbFnTdbWPb)
+   **   ~~~   **  Routine=ReportCoilSelection::doFinalProcessingOfCoilData,

  • Coil locations are not being found now

  • Need unit tests for both Std 62 and coil sizing report.

Details

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  • Platform (Operating system, version)
  • Version of EnergyPlus (if using an intermediate build, include SHA)
  • Unmethours link or helpdesk ticket number

Checklist

Add to this list or remove from it as applicable. This is a simple templated set of guidelines.

  • Defect file added (list location of defect file here)
  • Ticket added to Pivotal for defect (development team task)
  • Pull request created (the pull request will have additional tasks related to reviewing changes that fix this defect)
@Myoldmopar
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Closed now that #6338 and #6500 are both in.

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