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 ▲
3559
questions
Tagged
120
views
no
answers
no
votes
2025-03-31 11:08:28 -0500
alireza
how to fix static hourly airflow rate in zonal variable data?
airflow
airflow-network
energyplus
control-zone
output-variable
661
views
no
answers
no
votes
2025-04-01 14:42:38 -0500
Aaron Boranian
CSV Schedule Objects Not Displaying in Model Library Despite Correct Relative Paths
schedules
csv-file
openstudio
openstudio-application
import
161
views
no
answers
no
votes
2025-04-04 09:57:55 -0500
Hugo Segura
Hi, I'm new to Pat OpenStudio. I'm unable to get values in the Summary Table. Could you help me find the problem?
openstudio-pat
summary
pat
2k
views
no
answers
no
votes
2025-04-07 09:42:21 -0500
Aaron Boranian
Hey folks, I ran into this error while using the CreateDOEPrototypeBuilding measure in OpenStudio . How to solve this problem?
apply-measure
building-envelope
commercial-prototype-building
openstudio
openstudio-standards
72
views
no
answers
no
votes
2025-04-07 09:41:02 -0500
Aaron Boranian
negative coil bypass factor ?
energyplus
severe-error
vrf
71
views
no
answers
no
votes
2025-04-07 09:41:37 -0500
KLim
Gas-fired Coil vs Hot Water Coil
heating-coil
hot-water-loop
boiler
92
views
no
answers
no
votes
2025-04-10 15:11:08 -0500
mj
OpenStudio - How do I reset the origin of the grid in 3D view?
openstudio
openstudio-application
geometry
102
views
no
answers
no
votes
2025-04-11 04:25:22 -0500
Novak Popovic
Separate houses- EnergyPlus
energyplus
sketchup
multi-building
residential-modeling
77
views
no
answers
no
votes
2025-04-13 21:32:01 -0500
antonszilasi
Open Studio water heater direct query failing.
openstudio
water-heater
openstudio-application
dhw
energyplus
99
views
no
answers
no
votes
2025-04-15 10:00:22 -0500
Aaron Boranian
geometric error updating from v. 8.5 to 9.6
geometry
energyplus
idf-version-updater
warning
353
views
no
answers
no
votes
2025-04-17 17:19:20 -0500
IanVG
Trace 3D Plus Schedule Recommendations
trane-trace
schedules
occupancy
design-day
energyplus
107
views
no
answers
no
votes
2025-04-18 15:18:24 -0500
myg7499
Cannot see Floorspacejs
floorspace.js
openstudio
openstudio-application
geometry
198
views
no
answers
no
votes
2025-04-24 14:43:53 -0500
Denis Bourgeois
Heating and cooling load in a baseline model (DesignBuilder)
designbuilder
hvac
ashrae-90.1
baseline
unmet-hours
291
views
no
answers
no
votes
2025-04-28 05:46:41 -0500
Anurag_G
Modelling core and shell zones under tenant for LEED
designbuilder
leed
ashrae-90.1
baseline
246
views
no
answers
no
votes
2025-05-02 17:00:38 -0500
Aaron Boranian
BEopt v3.0.1.0 - Error: "Cannot find corresponding design option in design" during Detailed Report generation
beopt
report
summary-report
application-error
bug-report
114
views
no
answers
no
votes
2025-05-07 11:43:59 -0500
m19
Openstudio fault creation
openstudio
hvac
openstudio-application
operational-fault
openstudio-measure
155
views
no
answers
no
votes
2025-05-08 12:18:59 -0500
PB
Create or modify a Design Day File
design-day
openstudio
energyplus
weather-file
103
views
no
answers
no
votes
2025-05-09 08:17:33 -0500
Alex89
Whats a realistic powerusage for Fans in PTAC Cooling
energyplus
openstudio
cooling
ptac
fan
603
views
no
answers
no
votes
2025-05-12 07:46:52 -0500
Alex89
OpenStudio Error when using Low Temp Radiant Var Flow- HVAC system, possible bug?
openstudio
bug-report
low-temperature-radiant
energyplus
idf-editor
233
views
no
answers
no
votes
2025-05-15 07:06:43 -0500
Aaron Boranian
Chilled Water Storage Tank errors in DOE Medium Office Building?
doe-prototype-buildings
energyplus
thermal-energy-storage
chilled-water-loop
commercial-reference-building
86
views
no
answers
no
votes
2025-05-18 10:06:19 -0500
ssjjjyyy
Cooling Energy Increase after Reducing Nominal Lighting Power
energyplus
internal-load
lighting
cooling-load
openstudio
139
views
no
answers
no
votes
2025-05-21 13:42:16 -0500
annieliesemari
HVAC Setup Help with Air Loop
airloophvac
energyplus
187
views
no
answers
no
votes
2025-05-22 13:31:55 -0500
Aaron Boranian
Does "Mechanically Ventilated" in DesignBuilder Account for Fan Energy Like "Cooled & Mechanically Ventilated"?
designbuilder
energyplus
mechanical-ventilation
output-report
118
views
no
answers
no
votes
2025-05-28 05:14:06 -0500
Lilia
Delay in the blind angle action and the retreived illuminance value
blind
illuminance
shading-control
energyplus
python-ems
168
views
no
answers
no
votes
2025-05-28 05:17:22 -0500
Lilia
How to dertermine the most effective slat angles of the blinds
venetian-blind
glare
energyplus
shading-control
python-ems
192
views
no
answers
no
votes
2025-06-03 09:12:30 -0500
Anurag_G
Cooling Design Simulation – Does Running with Only Sensible Load (Default Option) Affect Results?
designbuilder
cooling-design
design-day
115
views
no
answers
no
votes
2025-06-04 09:56:23 -0500
Oussama
Fatal Error when running the simulation in Open Studio
application-error
fatal
117
views
no
answers
no
votes
2025-06-05 11:18:48 -0500
MatteoMerli
Group control in WindowShadingControl with OnIfHighSolarOnWindow
energyplus
shading-control
shading
control
solar-radiation
81
views
no
answers
no
votes
2025-06-05 15:23:04 -0500
annieliesemari
Modelica DHC Errors When Adding My Own Data
modelica-buildings-library
dymola
modelica
dhc
ets
102
views
no
answers
no
votes
2025-06-05 18:02:44 -0500
leilapsd
co-simulation between ENVI-met and Energyplus
co-simulation
energy-consumption
energyplus
grasshopper
ems-control
« previous
1
...
32
33
34
35
36
...
119
next page »
Training Workshops
Contributors
Tags
energyplus
×17
openstudio
×10
openstudio-application
×5
designbuilder
×4
design-day
×3
geometry
×3
shading-control
×3
application-error
×2
ashrae-90.1
×2
baseline
×2
bug-report
×2
hvac
×2
python-ems
×2
schedules
×2
airflow
×1
airflow-network
×1
airloophvac
×1
apply-measure
×1
beopt
×1
blind
×1
boiler
×1
building-envelope
×1
chilled-water-loop
×1
commercial-prototype-building
×1
commercial-reference-building
×1
control
×1
control-zone
×1
cooling
×1
cooling-design
×1
cooling-load
×1
co-simulation
×1
csv-file
×1
dhc
×1
dhw
×1
doe-prototype-buildings
×1
dymola
×1
ems-control
×1
energy-consumption
×1
ets
×1
fan
×1
fatal
×1
floorspace.js
×1
glare
×1
grasshopper
×1
heating-coil
×1
hot-water-loop
×1
idf-editor
×1
idf-version-updater
×1
illuminance
×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
×
