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13197
questions
Tagged
148
views
no
answers
1
vote
2025-11-26 12:33:48 -0600
Aaron Boranian
Fluid Cooler / Refrigeration Condenser Loop Turns Off Mid-Year in EnergyPlus (with persistent “No Cooling Water Flow” warnings)
openstudio
energyplus
fluid-cooler
warning
condenser-loop
86
views
no
answers
no
votes
2025-11-26 12:27:15 -0600
Aaron Boranian
AHU & TFA Modeling in DesignBuilder – Coil Availability and Setpoint Manager Query
supply-temperature
ahu
setpoint-manager
designbuilder
hvac-control
138
views
no
answers
no
votes
2025-11-26 05:33:08 -0600
BeckeRachel
How does E+ determine the win pressure coefficients on surface facing an internal yard within the building? [closed]
natural-ventilation
energyplus
pressure
airflow-network
100
views
no
answers
no
votes
2025-11-26 16:24:52 -0600
sandip_mep
constant indoor humidity ratio
dehumidification
energy-balance
energyplus
relative-humidity
hvac-control
102
views
no
answers
no
votes
2025-12-02 17:01:46 -0600
sandip_mep
Steady flow of Outdoor Fresh Air
outdoor-air
energyplus
natural-ventilation
mechanical-ventilation
93
views
no
answers
1
vote
2025-12-03 17:07:03 -0600
RaeN
Issues Running “Create ASHRAE 90.1-2019 PRM Model” measure in OpenStudio
openstudio
openstudio-standards
ashrae-90.1
performance-rating-method
openstudio-sdk
373
views
no
answers
no
votes
2025-12-06 11:54:04 -0600
RobinCris
Run idf file from console [closed]
idf-file
energyplus-cli
energyplus
ep-launch
output
158
views
no
answers
3
votes
2025-12-09 02:15:11 -0600
Lyse_F
Unstable behavior of RadiantConvective Baseboard Heaters with an air-water heat pump
baseboard-heater
heat-pump
plant-loop
energyplus
hvac-control
103
views
no
answers
no
votes
2025-12-10 08:05:18 -0600
Hevar
EnergyPlus Load Conversion issue when switching from System:Unitary to System:UnitarySystem
hvac-template
power
unitary-system
heating-system
energyplus
115
views
no
answers
2
votes
2025-12-12 09:05:26 -0600
getEPW
Recent geolocation based EPW files
energyplus
weather-data
solar
wind
epw-file
213
views
no
answers
no
votes
2025-12-15 11:23:58 -0600
Mouuna
ashrae 90.1 2010 spaces types and templates in openstudio 1.10.0
ashrae-90.1
openstudio
openstudio-application
library
calibration
170
views
no
answers
1
vote
2025-12-22 13:44:54 -0600
Aaron Boranian
Coil:Heating:DX:SingleSpeed output mismatch query
heating-coil
energyplus
ems-control
output-variable
defrost
278
views
no
answers
no
votes
2025-12-19 03:57:19 -0600
Lauracusu
How can I find the values of the endogenous variables that make up the cooling demand?
energyplus
openstudio
119
views
no
answers
1
vote
2025-12-26 01:27:25 -0600
hasibi
How do I optimize in JE+EA based on an objective which is normalized by a changing Area value?
jeplus+ea
optimization
geometry
48
views
no
answers
1
vote
2025-12-27 07:58:11 -0600
lorenzo.masotti
Errno::EINVAL: Invalid argument - Revit
revit
openstudio
openstudio-measure
ruby
gems
38
views
no
answers
no
votes
2026-01-05 11:43:00 -0600
Eric
Changeover Bypass System with Airside Economizer [closed]
energyplus
economizer
air-loop
bypass
62
views
no
answers
no
votes
2026-01-05 11:44:18 -0600
Eric
Changeover Bypass System with Airside Economizer
energyplus
economizer
air-loop
bypass
38
views
no
answers
no
votes
2026-01-06 02:24:39 -0600
Jack Lee
Set constant radiation heat transfer coefficient
energyplus
radiation
coefficient
heat-transfer
72
views
no
answers
no
votes
2026-01-06 10:27:21 -0600
Mariha
Shading surfaces and radiation in EnergyPlus
shading
radiation
solar-radiation
long-wave-radiation
energyplus
37
views
no
answers
1
vote
2026-01-08 04:56:06 -0600
grandux
Is It Possible to Implement RH-Based Cool–Reheat Control for VRF Terminals Using EMS in OpenStudio?
openstudio
vrf
energyplus
ems-control
hvac-control
86
views
no
answers
no
votes
2026-01-07 16:32:32 -0600
DWhitsett
App for displaying illuminance maps?
daylighting
illuminance-map
visualization
61
views
no
answers
1
vote
2026-01-08 06:12:14 -0600
Emanuela
Major operative temperature difference between EP 2023.2 and 2025.2
version-conversion
energyplus
operative-temperature
36
views
no
answers
1
vote
2026-01-12 11:48:21 -0600
Aaron Boranian
Open Studio - "Heating coil air heating energy" error
openstudio
openstudio-application
energyplus
severe-error
output-meter
19
views
no
answers
no
votes
2026-01-11 15:21:25 -0600
sandip_mep
OpenStudio version 3.9 Radiance Scene Rendering
radiance
daylight-metrics
rendering
openstudio
87
views
no
answers
no
votes
2026-01-13 09:30:21 -0600
Abir Ahsan
Calling lookup tables from the EMS
ems
lookup-table
energyplus
ems-control
888
views
1
answer
5
votes
2014-09-03 14:02:01 -0600
Michael Wetter
Modelica solver efficiency compared to predictor/corrector
modelica
simulation-time
energyplus
4k
views
1
answer
13
votes
2014-09-05 02:44:48 -0600
Julien Marrec
When calibrating an energy model, what are the typical metrics to show proper calibration.
calibration
3k
views
1
answer
5
votes
2014-09-11 15:36:47 -0600
Ralph Muehleisen
Calculating 3D Thermal Bridges
thermal-bridge
envelope
therm
1k
views
1
answer
3
votes
2014-09-18 04:50:46 -0600
Julien Marrec
Modelling of roof top solar photovoltaic plant in eQUEST
equest
battery
photovoltaic
881
views
1
answer
1
vote
2014-09-18 11:56:16 -0600
macumber
Is there a way to run multiple versions of OpenStudio without having to re-scan for EnergyPlus?
openstudio
energyplus
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