Program Version,EnergyPlus, Version 23.2.0-7636e6b3e9, YMD=2025.07.13 23:30, ************* Beginning Zone Sizing Calculations ** Warning ** CheckUsedConstructions: There are 1 nominally unused constructions in input. ** ~~~ ** Each Unused construction is shown. ************* Construction=GSA ************* Beginning System Sizing Calculations ************* Beginning Plant Sizing Calculations ************* SizeHVACSingleDuct: Potential issue with equipment sizing for AirTerminal:SingleDuct:VAV:Reheat = "CORE_BOTTOM VAV BOX COMPONENT". ** ~~~ ** User-Specified Minimum Cooling Air Flow Fraction of 0.30000 ** ~~~ ** differs from Design Size Minimum Cooling Air Flow Fraction of 0.22572 ** ~~~ ** This may, or may not, indicate mismatched component sizes. ** ~~~ ** Verify that the value entered is intended and is consistent with other components. ************* SizeHVACSingleDuct: Potential issue with equipment sizing for AirTerminal:SingleDuct:VAV:Reheat = "CORE_MID VAV BOX COMPONENT". ** ~~~ ** User-Specified Minimum Cooling Air Flow Fraction of 0.30000 ** ~~~ ** differs from Design Size Minimum Cooling Air Flow Fraction of 0.22761 ** ~~~ ** This may, or may not, indicate mismatched component sizes. ** ~~~ ** Verify that the value entered is intended and is consistent with other components. ************* SizeHVACSingleDuct: Potential issue with equipment sizing for AirTerminal:SingleDuct:VAV:Reheat = "CORE_TOP VAV BOX COMPONENT". ** ~~~ ** User-Specified Minimum Cooling Air Flow Fraction of 0.30000 ** ~~~ ** differs from Design Size Minimum Cooling Air Flow Fraction of 0.23214 ** ~~~ ** This may, or may not, indicate mismatched component sizes. ** ~~~ ** Verify that the value entered is intended and is consistent with other components. ************* SizeHVACSingleDuct: Potential issue with equipment sizing for AirTerminal:SingleDuct:VAV:Reheat = "PERIMETER_BOT_ZN_1 VAV BOX COMPONENT". ** ~~~ ** User-Specified Minimum Cooling Air Flow Fraction of 0.30000 ** ~~~ ** differs from Design Size Minimum Cooling Air Flow Fraction of 0.20000 ** ~~~ ** This may, or may not, indicate mismatched component sizes. ** ~~~ ** Verify that the value entered is intended and is consistent with other components. ************* SizeHVACSingleDuct: Potential issue with equipment sizing for AirTerminal:SingleDuct:VAV:Reheat = "PERIMETER_BOT_ZN_2 VAV BOX COMPONENT". ** ~~~ ** User-Specified Minimum Cooling Air Flow Fraction of 0.30000 ** ~~~ ** differs from Design Size Minimum Cooling Air Flow Fraction of 0.20000 ** ~~~ ** This may, or may not, indicate mismatched component sizes. ** ~~~ ** Verify that the value entered is intended and is consistent with other components. ************* SizeHVACSingleDuct: Potential issue with equipment sizing for AirTerminal:SingleDuct:VAV:Reheat = "PERIMETER_BOT_ZN_3 VAV BOX COMPONENT". ** ~~~ ** User-Specified Minimum Cooling Air Flow Fraction of 0.30000 ** ~~~ ** differs from Design Size Minimum Cooling Air Flow Fraction of 0.22198 ** ~~~ ** This may, or may not, indicate mismatched component sizes. ** ~~~ ** Verify that the value entered is intended and is consistent with other components. ************* SizeHVACSingleDuct: Potential issue with equipment sizing for AirTerminal:SingleDuct:VAV:Reheat = "PERIMETER_BOT_ZN_4 VAV BOX COMPONENT". ** ~~~ ** User-Specified Minimum Cooling Air Flow Fraction of 0.30000 ** ~~~ ** differs from Design Size Minimum Cooling Air Flow Fraction of 0.20000 ** ~~~ ** This may, or may not, indicate mismatched component sizes. ** ~~~ ** Verify that the value entered is intended and is consistent with other components. ************* SizeHVACSingleDuct: Potential issue with equipment sizing for AirTerminal:SingleDuct:VAV:Reheat = "PERIMETER_MID_ZN_1 VAV BOX COMPONENT". ** ~~~ ** User-Specified Minimum Cooling Air Flow Fraction of 0.30000 ** ~~~ ** differs from Design Size Minimum Cooling Air Flow Fraction of 0.20000 ** ~~~ ** This may, or may not, indicate mismatched component sizes. ** ~~~ ** Verify that the value entered is intended and is consistent with other components. ************* SizeHVACSingleDuct: Potential issue with equipment sizing for AirTerminal:SingleDuct:VAV:Reheat = "PERIMETER_MID_ZN_2 VAV BOX COMPONENT". ** ~~~ ** User-Specified Minimum Cooling Air Flow Fraction of 0.30000 ** ~~~ ** differs from Design Size Minimum Cooling Air Flow Fraction of 0.20000 ** ~~~ ** This may, or may not, indicate mismatched component sizes. ** ~~~ ** Verify that the value entered is intended and is consistent with other components. ************* SizeHVACSingleDuct: Potential issue with equipment sizing for AirTerminal:SingleDuct:VAV:Reheat = "PERIMETER_MID_ZN_3 VAV BOX COMPONENT". ** ~~~ ** User-Specified Minimum Cooling Air Flow Fraction of 0.30000 ** ~~~ ** differs from Design Size Minimum Cooling Air Flow Fraction of 0.20000 ** ~~~ ** This may, or may not, indicate mismatched component sizes. ** ~~~ ** Verify that the value entered is intended and is consistent with other components. ************* SizeHVACSingleDuct: Potential issue with equipment sizing for AirTerminal:SingleDuct:VAV:Reheat = "PERIMETER_MID_ZN_4 VAV BOX COMPONENT". ** ~~~ ** User-Specified Minimum Cooling Air Flow Fraction of 0.30000 ** ~~~ ** differs from Design Size Minimum Cooling Air Flow Fraction of 0.20000 ** ~~~ ** This may, or may not, indicate mismatched component sizes. ** ~~~ ** Verify that the value entered is intended and is consistent with other components. ************* SizeHVACSingleDuct: Potential issue with equipment sizing for AirTerminal:SingleDuct:VAV:Reheat = "PERIMETER_TOP_ZN_1 VAV BOX COMPONENT". ** ~~~ ** User-Specified Minimum Cooling Air Flow Fraction of 0.30000 ** ~~~ ** differs from Design Size Minimum Cooling Air Flow Fraction of 0.20000 ** ~~~ ** This may, or may not, indicate mismatched component sizes. ** ~~~ ** Verify that the value entered is intended and is consistent with other components. ************* SizeHVACSingleDuct: Potential issue with equipment sizing for AirTerminal:SingleDuct:VAV:Reheat = "PERIMETER_TOP_ZN_2 VAV BOX COMPONENT". ** ~~~ ** User-Specified Minimum Cooling Air Flow Fraction of 0.30000 ** ~~~ ** differs from Design Size Minimum Cooling Air Flow Fraction of 0.20000 ** ~~~ ** This may, or may not, indicate mismatched component sizes. ** ~~~ ** Verify that the value entered is intended and is consistent with other components. ************* SizeHVACSingleDuct: Potential issue with equipment sizing for AirTerminal:SingleDuct:VAV:Reheat = "PERIMETER_TOP_ZN_3 VAV BOX COMPONENT". ** ~~~ ** User-Specified Minimum Cooling Air Flow Fraction of 0.30000 ** ~~~ ** differs from Design Size Minimum Cooling Air Flow Fraction of 0.20000 ** ~~~ ** This may, or may not, indicate mismatched component sizes. ** ~~~ ** Verify that the value entered is intended and is consistent with other components. ************* SizeHVACSingleDuct: Potential issue with equipment sizing for AirTerminal:SingleDuct:VAV:Reheat = "PERIMETER_TOP_ZN_4 VAV BOX COMPONENT". ** ~~~ ** User-Specified Minimum Cooling Air Flow Fraction of 0.30000 ** ~~~ ** differs from Design Size Minimum Cooling Air Flow Fraction of 0.20000 ** ~~~ ** This may, or may not, indicate mismatched component sizes. ** ~~~ ** Verify that the value entered is intended and is consistent with other components. ** Warning ** Output:Meter: invalid Key Name="INTERIOREQUIPMENT:NATURALGAS" - not found. ************* Testing Individual Branch Integrity ************* All Branches passed integrity testing ************* Testing Individual Supply Air Path Integrity ************* All Supply Air Paths passed integrity testing ************* Testing Individual Return Air Path Integrity ************* All Return Air Paths passed integrity testing ************* No node connection errors were found. ************* Beginning Simulation ** Warning ** Processing Monthly Tabular Reports: Variable names not valid for this simulation ** ~~~ ** ..Variables not valid for this simulation will have "[Invalid/Undefined]" in the Units Column of the Table Report. ** Warning ** In Output:Table:Monthly 'COMPONENTS OF PEAK ELECTRICAL DEMAND' invalid Variable or Meter Name 'HEATREJECTION:ELECTRICITY' ** Warning ** In Output:Table:Monthly 'COMPONENTS OF PEAK ELECTRICAL DEMAND' invalid Variable or Meter Name 'EXTERIOREQUIPMENT:ELECTRICITY' ** Warning ** In Output:Table:Monthly 'COMPONENTS OF PEAK ELECTRICAL DEMAND' invalid Variable or Meter Name 'HUMIDIFICATION:ELECTRICITY' ** Warning ** In Output:Table:Monthly 'COMPONENTS OF PEAK ELECTRICAL DEMAND' invalid Variable or Meter Name 'HEATRECOVERY:ELECTRICITY' ** Warning ** In Output:Table:Monthly 'COMPONENTS OF PEAK ELECTRICAL DEMAND' invalid Variable or Meter Name 'WATERSYSTEMS:ELECTRICITY' ** Warning ** In Output:Table:Monthly 'COMPONENTS OF PEAK ELECTRICAL DEMAND' invalid Variable or Meter Name 'REFRIGERATION:ELECTRICITY' ** Warning ** In Output:Table:Monthly 'COMPONENTS OF PEAK ELECTRICAL DEMAND' invalid Variable or Meter Name 'GENERATORS:ELECTRICITY' ** Warning ** In Output:Table:Monthly 'COMPONENTS OF PEAK ELECTRICAL DEMAND' invalid Variable or Meter Name 'ELECTRICITYPRODUCED:FACILITY' ** Warning ** In Output:Table:Monthly 'COMPONENTS OF PEAK ELECTRICAL DEMAND' invalid Variable or Meter Name 'HEATREJECTION:ELECTRICITY' ** ~~~ ** ..i.e., Variable name=Meter:HEATREJECTION:ELECTRICITY not valid for this simulation. ** Warning ** In Output:Table:Monthly 'COMPONENTS OF PEAK ELECTRICAL DEMAND' invalid Variable or Meter Name 'EXTERIOREQUIPMENT:ELECTRICITY' ** ~~~ ** ..i.e., Variable name=Meter:EXTERIOREQUIPMENT:ELECTRICITY not valid for this simulation. ** Warning ** In Output:Table:Monthly 'COMPONENTS OF PEAK ELECTRICAL DEMAND' invalid Variable or Meter Name 'HUMIDIFICATION:ELECTRICITY' ** ~~~ ** ..i.e., Variable name=Meter:HUMIDIFICATION:ELECTRICITY not valid for this simulation. ** Warning ** In Output:Table:Monthly 'COMPONENTS OF PEAK ELECTRICAL DEMAND' invalid Variable or Meter Name 'HEATRECOVERY:ELECTRICITY' ** ~~~ ** ..i.e., Variable name=Meter:HEATRECOVERY:ELECTRICITY not valid for this simulation. ** Warning ** In Output:Table:Monthly 'COMPONENTS OF PEAK ELECTRICAL DEMAND' invalid Variable or Meter Name 'WATERSYSTEMS:ELECTRICITY' ** ~~~ ** ..i.e., Variable name=Meter:WATERSYSTEMS:ELECTRICITY not valid for this simulation. ** Warning ** In Output:Table:Monthly 'COMPONENTS OF PEAK ELECTRICAL DEMAND' invalid Variable or Meter Name 'REFRIGERATION:ELECTRICITY' ** ~~~ ** ..i.e., Variable name=Meter:REFRIGERATION:ELECTRICITY not valid for this simulation. ** Warning ** In Output:Table:Monthly 'COMPONENTS OF PEAK ELECTRICAL DEMAND' invalid Variable or Meter Name 'GENERATORS:ELECTRICITY' ** ~~~ ** ..i.e., Variable name=Meter:GENERATORS:ELECTRICITY not valid for this simulation. ** Warning ** In Output:Table:Monthly 'COMPONENTS OF PEAK ELECTRICAL DEMAND' invalid Variable or Meter Name 'ELECTRICITYPRODUCED:FACILITY' ** ~~~ ** ..i.e., Variable name=Meter:ELECTRICITYPRODUCED:FACILITY not valid for this simulation. ** Warning ** In Output:Table:Monthly 'BOILER PART LOAD PERFORMANCE' invalid Variable or Meter Name 'BOILER PART LOAD RATIO' ** Warning ** In Output:Table:Monthly 'BOILER PART LOAD PERFORMANCE' invalid Variable or Meter Name 'BOILER PART LOAD RATIO' ** Warning ** WetBulb not converged after 101 iterations(PsyTwbFnTdbWPb) ** ~~~ ** Routine=Unknown, Environment=ANNUAL, at Simulation time=01/26 14:00 - 14:10 ** ~~~ ** Input Temperature = 6.24 ** ~~~ ** Input Humidity Ratio= 1.340980E-003 ** ~~~ ** Input Pressure = 99016.62 ** ~~~ ** Resultant Temperature= 5.80E-002 ** Warning ** SimHVAC: Maximum iterations (25) exceeded for all HVAC loops, at ANNUAL, 02/15 10:55 - 11:00 ** ~~~ ** The solution for one or more of the Air Loop HVAC systems did not appear to converge ** ~~~ ** Air System Named = VAV_2 did not converge for energy ** ~~~ ** Check values should be zero. Most Recent values listed first. ** ~~~ ** Demand-to-Supply interface energy check value iteration history trace: 15.239551,52.206778,178.877932,246.324260,15.239551,52.206778,178.877932,246.324260,15.239551,52.206778, ** ~~~ ** Supply-to-demand interface deck 1 energy check value iteration history trace: -23.639464,-80.836802,-275.168773,378.765533,-23.639464,-80.836802,-275.168773,378.765533,-23.639464,-80.836802, ** ~~~ ** Node named CORE_MID VAV BOX OUTLET NODE NAME shows oscillating humidity ratio across iterations with a repeated value of 1.589425E-003 ** ~~~ ** Node named CORE_MID VAV BOX OUTLET NODE NAME humidity ratio [kg-water/kg-dryair] iteration history trace (most recent first): 1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003, ** ~~~ ** Node named CORE_MID VAV BOX OUTLET NODE NAME shows oscillating temperatures across iterations with a repeated value of 12.700296 ** ~~~ ** Node named CORE_MID VAV BOX OUTLET NODE NAME temperature [C] iteration history trace (most recent first): 12.700296,12.727771,12.700296,12.727771,12.700296,12.727771,12.700296,12.727771,12.700296,12.727771, ** ~~~ ** Node named PERIMETER_MID_ZN_1 VAV BOX OUTLET NODE NAME shows oscillating humidity ratio across iterations with a repeated value of 1.589425E-003 ** ~~~ ** Node named PERIMETER_MID_ZN_1 VAV BOX OUTLET NODE NAME humidity ratio [kg-water/kg-dryair] iteration history trace (most recent first): 1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003, ** ~~~ ** Node named PERIMETER_MID_ZN_1 VAV BOX OUTLET NODE NAME shows oscillating mass flow rate across iterations with a repeated value of 1.257376 ** ~~~ ** Node named PERIMETER_MID_ZN_1 VAV BOX OUTLET NODE NAME mass flow rate [kg/s] iteration history trace (most recent first): 1.257376,1.260432,1.257376,1.260432,1.257376,1.260432,1.257376,1.260432,1.257376,1.260432, ** ~~~ ** Node named PERIMETER_MID_ZN_1 VAV BOX OUTLET NODE NAME shows oscillating temperatures across iterations with a repeated value of 12.700296 ** ~~~ ** Node named PERIMETER_MID_ZN_1 VAV BOX OUTLET NODE NAME temperature [C] iteration history trace (most recent first): 12.700296,12.727771,12.700296,12.727771,12.700296,12.727771,12.700296,12.727771,12.700296,12.727771, ** ~~~ ** Node named PERIMETER_MID_ZN_2 VAV BOX OUTLET NODE NAME shows oscillating humidity ratio across iterations with a repeated value of 1.589425E-003 ** ~~~ ** Node named PERIMETER_MID_ZN_2 VAV BOX OUTLET NODE NAME humidity ratio [kg-water/kg-dryair] iteration history trace (most recent first): 1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003, ** ~~~ ** Node named PERIMETER_MID_ZN_3 VAV BOX OUTLET NODE NAME shows oscillating humidity ratio across iterations with a repeated value of 1.589425E-003 ** ~~~ ** Node named PERIMETER_MID_ZN_3 VAV BOX OUTLET NODE NAME humidity ratio [kg-water/kg-dryair] iteration history trace (most recent first): 1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003, ** ~~~ ** Node named PERIMETER_MID_ZN_3 VAV BOX OUTLET NODE NAME shows oscillating temperatures across iterations with a repeated value of 28.352790 ** ~~~ ** Node named PERIMETER_MID_ZN_3 VAV BOX OUTLET NODE NAME temperature [C] iteration history trace (most recent first): 28.352790,28.352766,28.352790,28.352766,28.352790,28.352766,28.352790,28.352766,28.352790,28.352766, ** ~~~ ** Node named PERIMETER_MID_ZN_4 VAV BOX OUTLET NODE NAME shows oscillating humidity ratio across iterations with a repeated value of 1.589425E-003 ** ~~~ ** Node named PERIMETER_MID_ZN_4 VAV BOX OUTLET NODE NAME humidity ratio [kg-water/kg-dryair] iteration history trace (most recent first): 1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003,1.589425E-003,1.590154E-003, ** ~~~ ** Node named PERIMETER_MID_ZN_4 VAV BOX OUTLET NODE NAME shows oscillating temperatures across iterations with a repeated value of 23.302399 ** ~~~ ** Node named PERIMETER_MID_ZN_4 VAV BOX OUTLET NODE NAME temperature [C] iteration history trace (most recent first): 23.302399,23.302387,23.302399,23.302387,23.302399,23.302387,23.302399,23.302387,23.302399,23.302387, ************* Simulation Error Summary ************* ** Warning ** The following Report Variables were requested but not generated -- check.rdd file ** ~~~ ** Either the IDF did not contain these elements, the variable name is misspelled, ** ~~~ ** or the requested variable is an advanced output which requires Output : Diagnostics, DisplayAdvancedReportVariables; ************* Key=*, VarName=BOILER NATURALGAS ENERGY, Frequency=Hourly ************* Key=*, VarName=BOILER INLET TEMPERATURE, Frequency=Hourly ************* Key=*, VarName=BOILER OUTLET TEMPERATURE, Frequency=Hourly ************* Key=*, VarName=BOILER PART LOAD RATIO, Frequency=Hourly ************* ************* ===== Recurring Error Summary ===== ************* The following recurring error messages occurred. ************* ************* ** Warning ** WetBulb not converged after max iterations(PsyTwbFnTdbWPb) ************* ** ~~~ ** This error occurred 1 total times; ************* ** ~~~ ** during Warmup 0 times; ************* ** ~~~ ** during Sizing 0 times. ************* ************* ************* ===== Final Error Summary ===== ************* The following error categories occurred. Consider correcting or noting. ************* Nominally Unused Constructions ************* ..The nominally unused constructions warning is provided to alert you to potential conditions that can cause ************* ..extra time during simulation. Each construction is calculated by the algorithm indicated in the HeatBalanceAlgorithm ************* ..object. You may remove the constructions indicated (when you use the DisplayExtraWarnings option). ************* ************* EnergyPlus Warmup Error Summary. During Warmup: 0 Warning; 0 Severe Errors. ************* EnergyPlus Sizing Error Summary. During Sizing: 1 Warning; 0 Severe Errors. ************* EnergyPlus Completed Successfully-- 24 Warning; 0 Severe Errors; Elapsed Time=00hr 00min 13.83sec