@Myoldmopar Myoldmopar released this Sep 26, 2017 · 2570 commits to develop since this release

Assets 10

EnergyPlus 8.8.0

The U.S. Department of Energy (DOE) has released EnergyPlus version 8.8.0. There were many bug fixes and prominent new features this release. The full changelog for this release cycle is listed below. For more information about EnergyPlus, please visit www.energyplus.net.

Platforms

  • Windows 7, 8 & 10: 32 and 64-bit versions
  • Linux (Ubuntu 14.04 and compatible) 64 bit versions; (RHEL-compatible versions may be available via Helpdesk)
  • Mac OSX 10.9 64 bit versions
  • EnergyPlus v8.8.0 has been developed and tested on all of these platforms

Changelog for EnergyPlus 8.8.0-94fe00376f

Consists of pull requests merged in since the last release - starting with SHA 78a111d

New Features

  • #5923 : Add tabular reporting capabilities inspired by Checksum report
  • #6087 : Enhanced Phase Change Material Simulation
  • #6103 : Enhance Proportional Demand Control Ventilation (DCV)
  • #6104 : Allow multiple solvers to find a root in HVAC system simulations
  • #6108 : Allow up to 10 speeds in UnitarySystemPerformance:Multispeed
  • #6114 : Glazing enhancements - input glazing properties as a function of incident angle
  • #6134 : Allow Min/Max Temperature control variable for OAReset SetPointManager
  • #6150 : Update LEED Summary Report
  • #6158 : Add user input for DX cooling coil low ambient temp cutout
  • #6179 : Add option to AvailabilityManager:NightCycle to run just until the zone temperature recovers #6151
  • #6188 : Enable Building Rotation, Movement, and a Water Boundary Condition
  • #6210 : Allow AirloopHVAC:ReturnPlenum to be used with Ideal Loads Air System
  • #6223 : Add DesignSpecification:OutdoorAir field and control to terminal units and fix DOA airflow distribution to ZoneHVAC units
  • #6227 : Improving Building Energy Simulation in an Urban Context
  • #6245 : Improved Airflow Calculations for BSDF window types
  • #6248 : Add air terminal unit sizing option, allow air loops with no return path, and partially allow multiple air loops serving the same zone
  • #6252 : Add a new field of Per Person Ventilation Rate Mode to AirTerminal:SingleDuct:Uncontrolled and AirTerminal:SingleDuct:Mixer
  • #6272 : Allow Multiple Air Loops to One Thermal Zone - Part 2 and Fix Zone Air Mass Balance
  • #6291 : IDF Editor - add new Duplicate Object and Change function and support new units
  • #6335 : Use local nodes for air flow network calculation

Performance Enhancements

  • #6083 : Only perform CTF calculations for constructions used by surfaces with CTF heat balance algorithm
  • #6253 : Move function calls with static arguments out of loops

Defects Repaired

  • #5723 : Variable speed coils can have higher flow rate than Packaged Terminal unit and fan
  • #5771 : Fixes inconsistent inlet and outlet air flow rates for FanCoil, Series PIU, EvapCooler, and HPWH
  • #5851 : Water heating coils do not honor system sizing input for heating capacity #5803
  • #6048 : DX coil calculation of bypass factor should use volume converted to standard mass
  • #6049 : Change reheat coil sizing to use air terminal unit air flow rate to size the water coil UA value.
  • #6056 : Add fixes to zone volume calcs including for non-convex zones
  • #6079 : PTAC hot water heating coil undersized for ventilation load
  • #6089 : Change HW coil UA sizing to use UA = 1 when loads are very small
  • #6090 : Adds SHA to the docs
  • #6096 : Fix integer division and duct radiative resistance calculations for AFN duct radiation object
  • #6101 : Refix new error message for Output:Table:Monthly and Annual don't have proper order for aggregation types
  • #6107 : Correct poor operation of water coils in UnitarySystems using set point control
  • #6116 : Correct surface convection calculation with AirRef = ZoneSupplyAirTemp and zero supply air flow in Window modules
  • #6120 : Fixed PTAC heating control problem when no heating load (issue #6095)
  • #6121 : Test that DX coil performance curves are near 1.0 at rated condition and VRF coils use terminal unit flow rate for sizing
  • #6123 : ZoneHVAC:Baseboard:RadiantConvective:Electric user-specified and design sizes are reporting the same value #5890
  • #6124 : Invalid Severe with CoolingTower:TwoSpeed when low speed autocalculated #5863
  • #6125 : Issue a severe error without AirflowNetwork model inputs when RoomAirModelType is AirflowNetwork
  • #6126 : Fix seemingly random sizing results problem related to AirloopHVAC:UnitarySystem with Fan:SystemModel
  • #6127 : Sizing:System with FlowPerCoolingCapacity and CoolingDesignCapacity not working as expected
  • #6133 : Corrected exhaust mass flow handling in CorrectZoneHumRat
  • #6137 : Fix four pipe beam crash when system sizing is off
  • #6139 : Fixed SolarCollector:UnglazedTranspired reporting for leaving air temperature when no flow
  • #6140 : Fix and clarify VAV minimum flow sizing, especially when VRP calculations adjust the min flow
  • #6142 : Fixed PlantLoop function IsNodeOnSetPtManager to allow any type of setpoint manager with common pipe
  • #6145 : DX coil system and unitary system with 100% OA coil mode and variable speed DX coils throws severe errors #6040
  • #6147 : Addressed missing component sizing output row in SQL database
  • #6162 : Fix EMS actuators for Zone Temperature Control
  • #6174 : Report an output variable of Surface Construction Index Output Variable
  • #6177 : Issue warnings for unbalanced outdoor and exhaust airflows in ZoneHVAC:OutdoorAirUnit
  • #6178 : Fix Advanced Single-Sided Natural Ventilation
  • #6181 : Cooling Panel UA Calculation Bug for Large Capacity/Low Water Flow Rate
  • #6184 : EarthTube Humidity Ratio Not Tracked Properly in Zone Moisture Balance
  • #6185 : Earth Tube One Per Zone Limit Error
  • #6191 : Fixed slat angle control and slat angle reporting issues for VB in equivalent layer window model
  • #6197 : Improved control of outdoor air system water coils
  • #6203 : Improve ZoneHVAC:UnitHeater operation when using multiple HVAC in the same zone
  • #6213 : Removed minimum limits of the minimum OA DB Temp for compressor operation input field #6190
  • #6216 : Fixed failing EnergyPlus unit test on develop #6215
  • #6217 : Pool Plant Loop Index Not Set for Second and Subsequent Pools in Input File
  • #6223 : Add DesignSpecification:OutdoorAir field and control to terminal units and fix DOA airflow distribution to ZoneHVAC units
  • #6226 : Calculated system load and single duct zone HVAC equipment load calculation uses different cp air values
  • #6232 : VRF fluid temperature control model crashes when using the Fan:SystemModel
  • #6235 : Fatal for High Cond Material for Finite Diff
  • #6236 : Correct IDD units on Maximum Operation Pressure field for Boiler:Steam
  • #6238 : Correct some IDD/IDF issues
  • #6239 : Low Temperature Radiant Water Systems Autosize Tube Length Correction
  • #6240 : Fix unexpected operation of AirloopHVAC:UnitarySystem fan when only one coil is present
  • #6245 : Improved Airflow Calculations for BSDF window types
  • #6249 : Minor improvements to Kiva functionality
  • #6262 : Improve Zone Warmup Convergence Test for Small Zone Loads
  • #6272 : Allow Multiple Air Loops to One Thermal Zone - Part 2 and Fix Zone Air Mass Balance
  • #6277 : Negative Heating Problem for Radiant-Convective Electric Baseboard
  • #6280 : AirloopHVAC:UnitarySystem fails sizing when Coil:Cooling:DX:MultiSpeed is used
  • #6281 : Move ResetNodeData to resolve reverse DD issue for IT equipment model and cleanup on 5ZoneCAV_MaxTemp
  • #6283 : PV Zone Multiplier Fix
  • #6284 : Correct max iteration problem with Coil:Heating:Gas:MultiStage when used in AirloopHVAC:UnitarySystem
  • #6285 : Thermostatic fan control for series fan-powered induction units - and stabilize night cycle manager during warmup
  • #6286 : Fix missing IT equip and other gains in zone component load summary, room air models, and zone gain outputs
  • #6288 : Fix transition extensible object array bounds crash
  • #6291 : IDF Editor - add new Duplicate Object and Change function and support new units
  • #6295 : Fix EAp2-4/5 table to use individual peak demands instead of part of building peak demand
  • #6299 : Change fatal error to warning message when negative zone volume
  • #6300 : Correction of Engineering Reference Figure 9.1
  • #6302 : Enhancement of Condensation Control Documentation for Low Temperature Radiant Systems
  • #6303 : Fix extra output variables in ESO/SQL when monthly tabular reports ask for same
  • #6308 : Update DX Coil warning messages, coil bypass factor functions, and rated SHR documentation
  • #6310 : Fix confusing PropyleneGlycol spelling in docs and warning message
  • #6311 : Add warning when resource in LifeCycleCost:UsePriceEscalation has no cost
  • #6312 : Fix basement zone z-origin in RefBldgLargeOffice* files
  • #6316 : Fix severe errors and some warnings in IDF files
  • #6317 : Thermal Comfort Model Documentation Corrections
  • #6318 : Major Cleanup of Baseboard Section of Engineering Reference
  • #6319 : Address ARM compilation error
  • #6334 : Fix crash when zero heat or cool load with AirLoopComponentLoadSummary report
  • #6339 : Increased number of exchange variables
  • #6342 : VRF using Fan:SystemModel fan shows full air flow rate when system is scheduled off or no load is present

Under the Hood Restructuring

  • #6157 : Output units refactoring
  • #6212 : ObjexxFCL 4.2 Upgrade