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
13266
questions
Tagged
48
views
no
answers
no
votes
2026-05-31 10:06:20 -0500
mdkashfin
Biological Plant Simulation
co2
dehumidification
horticulture
45
views
no
answers
1
vote
2026-05-29 10:42:37 -0500
AnaeGrant
How to convert from CTF to HAMT
hamt
cft
conversion
bio-materials
moisture
50
views
no
answers
no
votes
2026-05-28 17:47:45 -0500
Nick1234
Not enough heat during Night Cycle
openstudio
night-cycle
fan
269
views
1
answer
3
votes
2026-05-27 20:53:50 -0500
Keigo
How to model Night Purge
energyplus
availability-manager
bug-report
161
views
2
answers
1
vote
2026-05-26 17:11:12 -0500
kflemin
OpenStudio BCL down?
bcl
openstudio-application
51
views
no
answers
no
votes
2026-05-26 15:08:39 -0500
MKMKMK
Water Cooled Jacket Equipment
jacket
water-coil
75
views
no
answers
1
vote
2026-05-26 07:30:36 -0500
cloudbase9
cathedral roof modeling in floorspace.js
floorspace.js
cathedral
roof
geometry
attic
47
views
no
answers
no
votes
2026-05-24 20:18:59 -0500
21-1-01562
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
266
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
115
views
1
answer
2
votes
2026-05-18 16:39:37 -0500
rraustad
Inadequate Dehumidification Issue with Custom DOAS + VRF System Under 2090 Future Climate (OpenStudio)
openstudio-application
doas
hvac
energyplus
humidity-control
39
views
no
answers
no
votes
2026-05-13 14:16:58 -0500
cory fulton
why are the main air handler heating coils zero capacity in the DOE commercial prototype model for outpatient healthcare [closed]
doe-prototype-buildings
vav-system
heating-coil
1k
views
no
answers
1
vote
2026-05-13 14:12:46 -0500
cory fulton
why are the main air handler heating coils zero capacity in the DOE commercial prototype model for outpatient healthcare
doe-prototype-buildings
hot-water-coils
vav-system
881
views
2
answers
5
votes
2026-05-11 09:00:39 -0500
qirachel
Horizontal ground heat exchanger
openstudio
ground-source-heat-pump
ground-temperature
openstudio-application
437
views
1
answer
2
votes
2026-05-04 05:04:13 -0500
PmP
OpenStudio / EnergyPlus Support for Refrigeration Heat Reclaim from Transcritical Gas Coolers
openstudio
energyplus
refrigeration
desuperheater
transcritical
804
views
1
answer
11
votes
2026-05-02 02:26:53 -0500
kwalkerman
How many building energy modelers are there?
bem-community
407
views
1
answer
2
votes
2026-05-01 09:48:11 -0500
Denis Bourgeois
CashFlow chapter in OpenStudio Report doesn't appear
output-report
reports
cashflow
lifecyclecost
93
views
no
answers
1
vote
2026-04-28 15:34:33 -0500
dradair
CFD geometry creation
cfd
geometry
revit
import
export
259
views
4
answers
4
votes
2026-04-22 08:43:45 -0500
kbharathk
Location of Preheat coil
ashrae-90.1
appendix-g
heating-coil
80
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
127
views
no
answers
1
vote
2026-04-17 17:06:28 -0500
RCulham
How to you set up DHW loops with indirect storage tanks?
openstudio
service-hot-water
plant-loop
indirect-heating
openstudio-application
194
views
no
answers
no
votes
2026-04-17 12:36:55 -0500
Lissette97
Understading step size (Δ) in Morris Method /jEPlus
morris
method
jeplus
127
views
no
answers
1
vote
2026-04-17 05:34:47 -0500
fcegnam
Openstudio 3.10 installation issues
openstudio-3.10
673
views
2
answers
3
votes
2026-04-16 12:43:07 -0500
BrianLBall
EMS built-in variable Year is not constant
energyplus
ems
please-use-existing-tags
103
views
1
answer
1
vote
2026-04-13 19:21:22 -0500
shorowit
Weather file not running in BEopt
beopt
weather-file
epw-file
77
views
no
answers
1
vote
2026-04-13 09:39:33 -0500
Aaron Boranian
recording energy usage for SHW in energy+
shw
service-hot-water
energyplus
output-meter
119
views
1
answer
1
vote
2026-04-13 09:19:19 -0500
Annie Marston
Radiator and NV - heating suddenly stops mid year E+
radiator
energyplus
heating
shutdown
1k
views
1
answer
13
votes
2026-04-13 07:47:25 -0500
Annie Marston
Modeling Displacement Ventilation in OpenStudio or EnergyPlus, High Energy Consumption
displacement-ventilation
energyplus
147
views
1
answer
1
vote
2026-04-09 12:13:37 -0500
Annie Marston
Availability Schedule Name for zonehvac:baseboard
baseboard-heater
hvac-control
energyplus
boiler
availability-schedule
645
views
1
answer
1
vote
2026-04-06 22:58:10 -0500
Ski90Moo
What depth does the Site:GroundTemperature:Undisturbed:KusudaAchenbach object assume is being considered?
energyplus
ground-heat-transfer
ground-temperature
ground-source-heat-pump
139
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
1
2
3
4
5
...
443
next page »
Sponsor
Contributors
Tags
energyplus
×12
openstudio
×4
openstudio-application
×4
dehumidification
×2
designbuilder
×2
doe-prototype-buildings
×2
geometry
×2
ground-source-heat-pump
×2
ground-temperature
×2
heating-coil
×2
humidity-control
×2
service-hot-water
×2
vav-system
×2
vrf
×2
air-source-heat-pump
×1
appendix-g
×1
ashrae-90.1
×1
attic
×1
availability-manager
×1
availability-schedule
×1
baseboard-heater
×1
bcl
×1
bem-community
×1
beopt
×1
bio-materials
×1
boiler
×1
bug-report
×1
cashflow
×1
cathedral
×1
cfd
×1
cft
×1
co2
×1
conversion
×1
desuperheater
×1
displacement-ventilation
×1
doas
×1
ems
×1
epw-file
×1
export
×1
fan
×1
floorspace.js
×1
ground-heat-transfer
×1
hamt
×1
heating
×1
horticulture
×1
hot-water-coils
×1
hvac
×1
hvac-control
×1
idf-file
×1
import
×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")
