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
13129
questions
Tagged
327
views
no
answers
no
votes
2025-07-24 09:49:43 -0600
Sarmouk
Unable to add Measures to PAT
pat
measures
error
openstudio-pat
131
views
no
answers
1
vote
2025-07-24 11:12:12 -0600
drulff
Severe Error - Node Names conflict with User-Defined Component (using 2 Plant connections in AirTerminal:SingleDuct:UserDefined)
energyplus
nodes
user-defined-component
plant-connection
terminal-unit
299
views
1
answer
3
votes
2025-07-25 11:21:45 -0500
Greg Estep
How to apply PV generated electricity to one of multiple electricity tariffs?
designbuilder
energyplus
custom
output-meter
photovoltaic
130
views
no
answers
no
votes
2025-07-25 11:22:34 -0500
edixon16
Cooling Coil Condensate Collection - results don't appear for Coil:Cooling:DX:TwoSpeed component in EnergyPlus
condensate
collection
dx-coil
output
energyplus
202
views
1
answer
2
votes
2025-07-26 15:18:15 -0600
shorowit
Are there Workflows or In-Depth Whitepapers on Modeling Air-to-Water Heat Pumps for Radiant Floor/ceiling/panel heating/cooling in EnergyPlus 25.1?
low-temperature-radiant
hydronic
energyplus
air-to-water-heat-pump
plant-loop
174
views
no
answers
no
votes
2025-07-28 04:11:28 -0600
Behnam
PID Controller Using Python EnergyPlus API for HVACs
control
python-plugin
hvac
energyplus
ems-control
1k
views
2
answers
5
votes
2025-07-28 04:49:11 -0600
Ski90Moo
How do I add a previously simulated building load (CHW and HW) to another building which contains the central plant?
openstudio
plant-loop
energyplus
co-simulation
load-profile
781
views
1
answer
1
vote
2025-07-28 08:10:39 -0600
Ben Heymer
How to model a courtyard in the design tab of Sketchbox
sketchbox
geometry
242
views
1
answer
1
vote
2025-07-28 11:24:16 -0600
floen
Where does expandobjects.exe save its temporary files? (Parallel EnergyPlus simulations are crashing)
energyplus-cli
parallelization
expandobjects
energyplus
batch-run
2k
views
2
answers
1
vote
2025-07-28 18:42:34 -0600
Ruralist
Root Directory to OpenStudio
openstudio
openstudio-application
sketchup
installation
253
views
no
answers
1
vote
2025-07-28 22:47:18 -0600
karman
air to air transfer between PAU and AHU (OpenStudio)
air-loop
air-mixing
air-handling-unit
heat-recovery
openstudio
197
views
1
answer
2
votes
2025-07-31 14:47:28 -0600
Yapan
ResStock Multifamily Building Simulation Details
resstock
openstudio-hpxml
multifamily
183
views
no
answers
1
vote
2025-08-01 06:11:47 -0500
August
dehumidification cooling energy + air reheating energy in designbuilder simple hvac
designbuilder
dehumidification
reheat
output-report
218
views
no
answers
3
votes
2025-08-01 14:11:35 -0600
JasonGlazer
Looking for Prototype Fitness Center/Gym/Recreational Building Model
energyplus
openstudio
prototype
210
views
1
answer
no
votes
2025-08-05 05:41:56 -0600
yavi
OpenStudio app 1.10 doesn't open on windows 11
openstudio-application
installation
ms-windows
442
views
1
answer
no
votes
2025-08-05 06:04:12 -0600
yavi
Open studio download problem.
hvac
openstudio-application
installation
295
views
no
answers
no
votes
2025-08-05 06:13:46 -0600
AY_AY
DesignBuilder IDF rotation error
designbuilder
idf
orientation
energyplus
140
views
no
answers
no
votes
2025-08-05 14:42:12 -0600
Sarmouk
How to couple Openstudio with Contam ?
contam
openstudio
co-simulation
energyplus
275
views
no
answers
no
votes
2025-08-06 08:41:27 -0600
mostafashawky11
unlicensed design builder openning error
designbuilder
installation
382
views
no
answers
no
votes
2025-08-06 09:57:41 -0600
Aaron Boranian
HVAC System Configuration with Heat Recovery in OpenStudio
openstudio-application
hvac
chiller
ahu
thermal-zone
420
views
2
answers
no
votes
2025-08-06 10:00:54 -0600
Aaron Boranian
Visualizing photovoltaic storage charge and discharge cycles
designbuilder-results-viewer
photovoltaic
storage
designbuilder
output-variable
461
views
1
answer
no
votes
2025-08-06 19:03:50 -0600
Greg Estep
Is it possible to use ZoneMixing between non-adjacent zones?
energyplus
zone-mixing
air-flow
537
views
no
answers
1
vote
2025-08-07 03:23:48 -0600
Jroberts
Using the ASTMC1340 convection algorithm in E+
convection
convection-algorithm
convection-coefficient
vented-cavity
energyplus
450
views
no
answers
no
votes
2025-08-07 05:51:22 -0600
Venu
In EnergyPlus, Is there a way to create a EnerygyManagementSystem:Actuator for the Object Coil:Heating:Electric with control type set to Nominal capacity. [closed]
energyplus
ems
actuator
ems-control
heating-coil
540
views
1
answer
no
votes
2025-08-07 20:17:53 -0600
Greg Estep
In ENrgyPlus, Is there a way to create EnergyManagementSystem:Actuator with Actuated component type Coil:Heating:Electric and control type as Nominal capacity?
energyplus
ems
actuator
ems-control
heating-coil
766
views
1
answer
1
vote
2025-08-08 11:59:22 -0600
Hans
Two Speed DX Cooling Coil Causes Air Loop Details to be Skipped?
openstudio
dx-coil
openstudio-results
openstudio-application
reporting-measure
577
views
no
answers
1
vote
2025-08-09 10:26:46 -0600
wentao
How to combine trnsys and energyplus through python? [closed]
python-plugin
energyplus
trnsys
co-simulation
166
views
no
answers
3
votes
2025-08-11 03:55:51 -0600
Keigo
Cooling Tower Fan Power Adjustment Curve
energyplus
cooling-tower
performance-curve
performance-data
461
views
no
answers
3
votes
2025-08-13 03:23:00 -0600
Keigo
Performance Curves for HeatExchanger:AirToAir:SensibleAndLatent
energyplus
heat-exchanger
performance-curve
documentation
performance-data
438
views
1
answer
no
votes
2025-08-13 10:01:16 -0600
Aaron Boranian
Simulated Indoor Temperatures are too High - DesignBuilder
designbuilder
calibration
indoor-temperature
zone-temperature
« previous
1
...
432
433
434
435
436
...
438
next page »
Training Workshops
Contributors
Tags
energyplus
×17
designbuilder
×6
openstudio
×6
openstudio-application
×5
installation
×4
co-simulation
×3
ems-control
×3
hvac
×3
actuator
×2
dx-coil
×2
ems
×2
heating-coil
×2
performance-curve
×2
performance-data
×2
photovoltaic
×2
plant-loop
×2
python-plugin
×2
ahu
×1
air-flow
×1
air-handling-unit
×1
air-loop
×1
air-mixing
×1
air-to-water-heat-pump
×1
batch-run
×1
calibration
×1
chiller
×1
collection
×1
condensate
×1
contam
×1
control
×1
convection
×1
convection-algorithm
×1
convection-coefficient
×1
cooling-tower
×1
custom
×1
dehumidification
×1
designbuilder-results-viewer
×1
documentation
×1
energyplus-cli
×1
error
×1
expandobjects
×1
geometry
×1
heat-exchanger
×1
heat-recovery
×1
hydronic
×1
idf
×1
indoor-temperature
×1
load-profile
×1
low-temperature-radiant
×1
measures
×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
×