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
13267
questions
Tagged
225
views
1
answer
1
vote
2025-10-24 13:39:27 -0500
Greg Collins
EnergyPlus ** Warning ** GetVertices: Floor is upside down! Tilt angle=[0.0], should be near 180
cbecc
energyplus
sdd-xml
geometry
warning
207
views
1
answer
no
votes
2025-10-24 06:37:20 -0500
mdedoes
detailed hvac system for the baseline model in design builder?
designbuilder
leed
baseline
hvac-diagram
ashrae-90.1
1k
views
2
answers
3
votes
2025-10-24 03:40:40 -0500
Anurag_G
Operation of Parallel Fan-Powered VAV during cooling
energyplus
ashrae-90.1
appendix-g
fan-powered-vav
315
views
1
answer
no
votes
2025-10-21 11:33:48 -0500
nmoore
Negative cooling load
openstudio
cooling-load
openstudio-hpxml
271
views
no
answers
no
votes
2025-10-20 16:03:30 -0500
Behnam
Is it possible to implement a specific Nusselt number and friction factor for flat plate solar collector object in EnergyPlus?
solar-collector
energyplus
measured-data
181
views
no
answers
no
votes
2025-10-20 06:52:03 -0500
Evelia124
detailed hvac system for the baseline model in design builder? [closed]
designbuilder
leed
baseline
hvac-diagram
ashrae-90.1
70
views
no
answers
no
votes
2025-10-20 06:52:02 -0500
Evelia124
detailed hvac system for the baseline model in deisgn builder? [closed]
designbuilder
leed
baseline
hvac-diagram
ashrae-90.1
305
views
1
answer
1
vote
2025-10-17 22:56:38 -0500
sandip_mep
Is it possible to maintain constant relative humidity year-round in a zone (EnergyPlus/OpenStudio)
energyplus
humidity-control
hvac-control
299
views
1
answer
1
vote
2025-10-17 12:20:42 -0500
Neal Kruis
Questions about buildings without foundations
energyplus
ground-temperature
kiva
ground-heat-transfer
325
views
1
answer
1
vote
2025-10-17 02:36:50 -0500
jordibrunet
Dehumidifying not working - Open studio help?
openstudio
openstudio-application
dehumidification
humidity-control
hvac-control
253
views
1
answer
2
votes
2025-10-16 11:32:49 -0500
DariusLuo
Openstudio application 1.10 failed to start the measure manager
openstudio
openstudio-application
measure
243
views
no
answers
no
votes
2025-10-16 09:21:04 -0500
BShah
OpenStudio Stopped working
openstudio
openstudio-application
measure
application-error
1k
views
no
answers
no
votes
2025-10-15 18:01:35 -0500
BShah
OS V1.09 and V1.10 do not open for me as of Oct 10, 2025 [closed]
openstudio
openstudio-application
measure
application-error
296
views
1
answer
1
vote
2025-10-15 08:25:38 -0500
Greg Estep
Negative Interzone Floor Zone Component Load Summary Results
energyplus
zone-component-load-summary
summary-report
heat-transfer
252
views
1
answer
1
vote
2025-10-15 04:51:41 -0500
Luís Filipe Sousa
How to solve “Component disconnected” error in DesignBuilder for Fan Coil Unit and Zone Group?
designbuilder
hvac
fcu
error
hvac-diagram
250
views
no
answers
1
vote
2025-10-14 15:03:44 -0500
EIA-RosalieD
EnergyPlus .idf Version Updater to 24.2
energyplus
version
idf-version-updater
doe-prototype-buildings
residential-prototypes
324
views
1
answer
2
votes
2025-10-12 16:37:44 -0500
Jamie Sullivan
SIMULATE WIND AIR EXTRACTOR - AIR EXTRACTOR - EXHAUST FAN?
energyplus
airflow-network
exhaust-fan
92
views
no
answers
1
vote
2025-10-11 08:22:57 -0500
viktor-ktorvi
Eplus simulation noisy time series data issue
energyplus
output-variable
timestep
commercial-prototype-building
441
views
2
answers
1
vote
2025-10-09 07:44:09 -0500
rraustad
Coil cooling rate results higher than autosize values
cooling-capacity
unitary-system
energyplus
design-day
autosizing
80
views
no
answers
no
votes
2025-10-07 00:12:03 -0500
Lissette97
Optimizing thermal comfort in JePlus+EA [closed]
thermal-comfort
jeplus+ea
optimization
energyplus
ppd
227
views
no
answers
1
vote
2025-10-06 18:33:02 -0500
eduardagch
Modeling local evaporative coler/humidifier in thermal zone (No HVAC connection)
energyplus
humidifier
evaporative-cooling
humidity-control
zone-hvac
161
views
no
answers
no
votes
2025-10-06 15:54:52 -0500
Twose10
Different Zone Sizing Results with Different ZoneHVAC Equipment
energyplus
autosizing
sizing
zone-sizing
85
views
no
answers
no
votes
2025-10-06 15:53:21 -0500
Twose10
Diferent ZoneHVAC -> Different Zone Sensible Heating [closed]
energyplus
autosizing
sizing
zone-sizing
234
views
1
answer
no
votes
2025-10-06 13:57:11 -0500
Ahmed El Attar
I lose my imported file when I open studio in Sketchup
autocad
import
jpeg-file
openstudio-sketchup-plugin
sketchup
365
views
1
answer
1
vote
2025-10-05 06:55:43 -0500
Greg Estep
Setpoint Manager on the demand side of the hot water loop in DesignBuilder
designbuilder
setpoint-manager
hot-water-loop
outdoor-temperature
hvac-control
127
views
no
answers
no
votes
2025-10-03 10:21:15 -0500
moezzi614@gmail.com
Fans - LEED reports
leed
office
fan
report
designbuilder
110
views
no
answers
no
votes
2025-10-03 10:20:09 -0500
Aaron Boranian
Refrigeration water cooled condenser [deleted]
refrigeration
energyplus
plant-loop
hvac-control
heat-recovery
283
views
1
answer
1
vote
2025-10-02 03:28:50 -0500
Luís Filipe Sousa
How to connect Zone Water-to-Air Heat Pump to individual zones instead of a Zone Group in DesignBuilder?
zone
water-to-air
heat-pump
designbuilder
zone-hvac
863
views
no
answers
1
vote
2025-09-30 16:22:14 -0500
periggy
EMS for Changing Wall Conductivity: Incompatible CTF terms
ems
insulation
energyplus
ems-control
construction
601
views
no
answers
1
vote
2025-09-25 16:09:41 -0500
jaksaaa555
How to represent a tree shading properly
shading-control
shading
tree
sketchup-shading
energyplus
« previous
1
...
5
6
7
8
9
...
443
next page »
Contributors
Tags
energyplus
×17
designbuilder
×7
openstudio
×5
ashrae-90.1
×4
hvac-control
×4
hvac-diagram
×4
leed
×4
openstudio-application
×4
autosizing
×3
baseline
×3
humidity-control
×3
measure
×3
application-error
×2
sizing
×2
zone-hvac
×2
zone-sizing
×2
airflow-network
×1
appendix-g
×1
autocad
×1
cbecc
×1
commercial-prototype-building
×1
construction
×1
cooling-capacity
×1
cooling-load
×1
dehumidification
×1
design-day
×1
doe-prototype-buildings
×1
ems
×1
ems-control
×1
error
×1
evaporative-cooling
×1
exhaust-fan
×1
fan
×1
fan-powered-vav
×1
fcu
×1
geometry
×1
ground-heat-transfer
×1
ground-temperature
×1
heat-pump
×1
heat-recovery
×1
heat-transfer
×1
hot-water-loop
×1
humidifier
×1
hvac
×1
idf-version-updater
×1
import
×1
insulation
×1
jeplus+ea
×1
jpeg-file
×1
kiva
×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
×
.jpg "dradair")
