First time here? Check out the
Help
page!
Question-and-Answer Resource for the Building Energy Modeling Community
Get started with the Help page
Hi there! Please sign in
help
tags
users
badges
ALL
UNANSWERED
Ask Your Question
RSS
Sort by »
date
activity
answers
votes ▼
13300
questions
Tagged
837
views
no
answers
no
votes
2025-12-06 11:54:04 -0500
RobinCris
Run idf file from console [closed]
idf-file
energyplus-cli
energyplus
ep-launch
output
913
views
1
answer
no
votes
2025-12-08 07:12:47 -0500
Julien Marrec
running idf against energyplus.exe
idf-file
energyplus-cli
energyplus
ep-launch
output
199
views
no
answers
no
votes
2025-12-10 08:05:18 -0500
Hevar
EnergyPlus Load Conversion issue when switching from System:Unitary to System:UnitarySystem
hvac-template
power
unitary-system
heating-system
energyplus
648
views
no
answers
no
votes
2025-12-15 11:23:58 -0500
Mouuna
ashrae 90.1 2010 spaces types and templates in openstudio 1.10.0
ashrae-90.1
openstudio
openstudio-application
library
calibration
924
views
no
answers
no
votes
2025-12-19 03:57:19 -0500
Lauracusu
How can I find the values of the endogenous variables that make up the cooling demand?
energyplus
openstudio
231
views
1
answer
no
votes
2026-01-05 08:54:40 -0500
Luís Filipe Sousa
DesignBuilder Result viewer with tm54 data doesn't launch
designbuilder-results-viewer
designbuilder
results
141
views
no
answers
no
votes
2026-01-05 11:43:00 -0500
Eric
Changeover Bypass System with Airside Economizer [closed]
energyplus
economizer
air-loop
bypass
166
views
no
answers
no
votes
2026-01-05 11:44:18 -0500
Eric
Changeover Bypass System with Airside Economizer
energyplus
economizer
air-loop
bypass
151
views
no
answers
no
votes
2026-01-06 02:24:39 -0500
Jack Lee
Set constant radiation heat transfer coefficient
energyplus
radiation
coefficient
heat-transfer
423
views
no
answers
no
votes
2026-01-06 10:27:21 -0500
Mariha
Shading surfaces and radiation in EnergyPlus
shading
radiation
solar-radiation
long-wave-radiation
energyplus
241
views
1
answer
no
votes
2026-01-07 10:41:44 -0500
shorowit
OpenStudio Radiance Measure
radiance
openstudio
error
177
views
no
answers
no
votes
2026-01-07 16:32:32 -0500
DWhitsett
App for displaying illuminance maps?
daylighting
illuminance-map
visualization
238
views
1
answer
no
votes
2026-01-13 08:52:45 -0500
Drew Morrison
Sketchbox EEM Results
sketchbox
results
127
views
no
answers
no
votes
2026-01-11 15:21:25 -0500
sandip_mep
OpenStudio version 3.9 Radiance Scene Rendering
radiance
daylight-metrics
rendering
openstudio
380
views
1
answer
no
votes
2026-02-09 16:10:55 -0500
ericmartinpe
Calling lookup tables from the EMS
ems
lookup-table
energyplus
ems-control
512
views
1
answer
no
votes
2026-01-13 14:46:53 -0500
Abir Ahsan
FANS Internal Gains
gain
energyplus
openstudio
electrical
equipment
368
views
1
answer
no
votes
2026-10-06 06:40:15 -0500
JasonGlazer
Need help with Energyplus MCP server
energyplus
energyplus-mcp
error
189
views
no
answers
no
votes
2026-01-21 16:00:28 -0500
Abir Ahsan
Adding duct leakage losses on predicted zone heating load
duct
leakage
ems-control
zone-load
397
views
2
answers
no
votes
2026-02-09 10:08:21 -0500
Aaron Boranian
secondary windows
openstudio
interior-window
openstudio-application
fenestration
261
views
1
answer
no
votes
2026-02-12 07:40:40 -0500
rraustad
EnergyPlus-Outdoor Fresh Air
ventilation
outdoor-air
airloophvac
energyplus
openstudio-application
434
views
1
answer
no
votes
2026-03-09 14:18:54 -0500
Denis Bourgeois
WWR and Shading in EnergyPlus
wwr
external-shading
energyplus
207
views
1
answer
no
votes
2026-03-14 04:57:06 -0500
zgagdfd
Error of Chiller:Electric:EIR
openstudio-application
energyplus
severe-error
water-cooled-chiller
173
views
no
answers
no
votes
2026-03-19 03:11:14 -0500
jdmarrufo
output values of Buildings.Fluid.HeatExchangers.WetCoilEffectivenessNTU
coil
modelica
modelica-buildings-library
output
252
views
1
answer
no
votes
2026-06-15 05:46:30 -0500
josepsolebonet@telefonica.net
best folder for storing measures
openstudio
apply-measure
openstudio-measure
openstudio-application
242
views
1
answer
no
votes
2026-04-01 18:22:27 -0500
rraustad
Help needed: CheckingEnergyPlus model for major setup errors in one-zone VRF
energyplus
idf-file
vrf
254
views
no
answers
no
votes
2026-04-17 12:36:55 -0500
Lissette97
Understading step size (Δ) in Morris Method /jEPlus
morris
method
jeplus
140
views
no
answers
no
votes
2026-04-21 05:59:27 -0500
AYORASA10406
Modelling residential air‑source heat pump in DesignBuilder/EnergyPlus: system setup, performance curves, and validation against field data. [closed]
air-source-heat-pump
energyplus
designbuilder
residential
609
views
no
answers
no
votes
2026-05-19 04:33:05 -0500
Nasrin
Modelling dehumidification with Simple HVAC in DesignBuilder for a hot-humid climate
designbuilder
simple-hvac
humidity-control
dehumidification
307
views
1
answer
no
votes
2026-07-14 06:57:41 -0500
JasonGlazer
I have one unit of split system ac(inverter type), since there's no specific for that system in e+, could i do VRF as alternative for it like modifying the VRF system of having 1 terminal supplying 1 thermal zone?
vrf
energyplus
split-system
249
views
2
answers
no
votes
2026-06-16 09:32:15 -0500
ericmartinpe
Biological Plant Simulation
co2
dehumidification
horticulture
« previous
1
...
440
441
442
443
444
next page »
Contributors
Tags
energyplus
×17
openstudio
×7
openstudio-application
×5
designbuilder
×3
idf-file
×3
output
×3
air-loop
×2
bypass
×2
dehumidification
×2
economizer
×2
ems-control
×2
energyplus-cli
×2
ep-launch
×2
error
×2
radiance
×2
radiation
×2
results
×2
vrf
×2
airloophvac
×1
air-source-heat-pump
×1
apply-measure
×1
ashrae-90.1
×1
calibration
×1
co2
×1
coefficient
×1
coil
×1
daylighting
×1
daylight-metrics
×1
designbuilder-results-viewer
×1
duct
×1
electrical
×1
ems
×1
energyplus-mcp
×1
equipment
×1
external-shading
×1
fenestration
×1
gain
×1
heating-system
×1
heat-transfer
×1
horticulture
×1
humidity-control
×1
hvac-template
×1
illuminance-map
×1
interior-window
×1
jeplus
×1
leakage
×1
library
×1
long-wave-radiation
×1
lookup-table
×1
method
×1
Site design and logo: Copyright © 2015 Big Ladder Software LLC. All rights reserved.
The
Unmet Hours
and
Big Ladder
names and logos are trademarks of Big Ladder Software LLC.
User contributions licensed under the
Creative Commons Attribution Share Alike 3.0 License
.
Powered by
Please note: Unmet Hours requires javascript to work properly, please enable javascript in your browser,
here is how
dummy
×