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 »
relevance
date
activity
answers ▼
votes
251
questions
Tagged
5k
views
5
answers
7
votes
2022-06-07 10:13:38 -0600
obuchely
Thermal Load too low in the OpenStudio / EnergyPlus
openstudio
ideal-loads-air-system
cooling-load
heating-load
energyplus
1k
views
5
answers
3
votes
2015-02-13 11:18:35 -0600
Krishnan
Openstudio Run Time
energyplus
openstudio
simulation-time
1k
views
3
answers
1
vote
2023-11-30 01:59:52 -0600
Keigo
Condenser water flow rate with EMS: EnergyPlus
condenser-loop
energyplus
pump
1k
views
3
answers
1
vote
2016-05-19 10:44:47 -0600
rkbest
3242 Severe errors - Controller error for controller=cooling water coil
energyplus
error
hvac-control
chiller
thermal-energy-storage
485
views
3
answers
2
votes
2014-12-08 13:53:18 -0600
Wero
Has anyone had any trouble running the EnergyPlus reference building models provided on the DOE website?
energyplus
commercial-reference-building
998
views
3
answers
2
votes
2019-07-23 14:51:28 -0600
mdahlhausen
What are the reasons for abnormally long simulation time?
energyplus
simulation-time
designbuilder
1k
views
3
answers
2
votes
2016-11-23 10:22:13 -0600
aparker
PROBLEM WITH TOLERANCE
energyplus
openstudio
convergence
1k
views
3
answers
7
votes
2015-03-03 13:16:40 -0600
JasonGlazer
When there's a gap in the Run Period, does EnergyPlus reinitialize the simulation?
energyplus
run-period
cbecc-com
2k
views
3
answers
2
votes
2016-12-29 18:42:48 -0600
Joe Huang
Fatal error because of the .epw file
openstudio
weather-file
elements
error
660
views
3
answers
2
votes
2020-06-09 17:35:38 -0600
Jyothis
How to use BEopt idf output in E+?
beopt
energyplus
idf-file
619
views
2
answers
1
vote
2020-02-08 09:53:53 -0600
Jim Dirkes
PTHP Template: how to fix this warning: Full load outlet air dry-bulb temperature < 2C"
pthp
energyplus
hvac-template
674
views
2
answers
4
votes
2018-02-21 09:44:14 -0600
Gio
resolving "Plant temperatures are getting far too cold"
energyplus
absorption-chiller
2k
views
2
answers
4
votes
2015-08-12 16:31:57 -0600
Annie Marston
Severe Error Temperature out of bounds
error
energyplus
14k
views
2
answers
7
votes
2023-05-19 12:21:08 -0600
rraustad
negative coil bypass factor calculated
energyplus
system-sizing
dx-coil
warning
cooling-coil
1k
views
2
answers
6
votes
2020-06-20 22:56:10 -0600
haoran ning
EnergyPlus executable file generated from source code doesn't work
energyplus
ms-windows
ms-visual-studio
1k
views
2
answers
6
votes
2020-02-06 14:02:23 -0600
rafael.alonso
E+ Fatal error: Convergence error in SolveForWindowTemperatures
energyplus
airflow-network
error
natural-ventilation
convergence
386
views
2
answers
3
votes
2020-04-28 00:47:03 -0600
timotius.kelvin
Initial value of "zone mean temperature"
zone-temperature
energyplus
586
views
2
answers
2
votes
2023-03-29 07:58:30 -0600
Zakaria
Air-Chiller temperature setpoint
energyplus
air-chiller
setpoint
thermostat
refrigeration
687
views
2
answers
2
votes
2018-03-16 09:17:05 -0600
Molly Curtz
What does the EnergyPlus warning "Inside surface heat balance did not converge" mean?
energyplus
error
convergence
heat-balance
352
views
2
answers
2
votes
2025-05-12 20:19:53 -0600
Jamie Sullivan
EnergyPlus ground domain - Slab-ON-grade with vertical perimeter insulation
energyplus
designbuilder
ground-heat-transfer
ground
945
views
2
answers
5
votes
2016-07-20 09:47:17 -0600
Julien Marrec
Simulation time explodes with AirLoopHVAC:UnitarySystem
energyplus
unitary-system
simulation-time
1k
views
2
answers
3
votes
2017-02-21 05:06:10 -0600
Julien Marrec
Anyone facing problem in simulating Prototype Building Models?
energyplus
commercial-reference-building
594
views
2
answers
4
votes
2020-05-22 09:50:01 -0600
TheEnergyTutor
OpenStudio : Morning Warmup
warmup
openstudio
672
views
2
answers
3
votes
2019-08-20 12:57:05 -0600
Aaron Boranian
How to develop an EMS program to control the water flow rate of a low temperature radiant system?
energyplus
ems
low-temperature-radiant
1k
views
2
answers
4
votes
2015-03-12 09:08:48 -0600
Archmage
Change Initial Condition
energyplus
963
views
2
answers
2
votes
2023-08-01 11:06:30 -0600
samaneh.fakouriyan
"Unanticipated combination of heating and cooling loads"
energyplus
dual-setpoint
openstudio
severe-error
thermostat
4k
views
2
answers
3
votes
2019-02-21 09:47:18 -0600
dhollman
Error: "Process exited with a non-zero exit code of: 1"
openstudio-measure
occupant-behavior
energyplus
981
views
2
answers
no
votes
2023-04-26 14:46:05 -0600
rraustad
Inconsistent crash without error log
energyplus
crash
application-error
1k
views
2
answers
1
vote
2015-01-06 09:13:27 -0600
Kyle Benne
Problems with HVAC System
openstudio
mechanical-ventilation
error
trouble-shooting
918
views
2
answers
6
votes
2016-04-08 07:38:32 -0600
BL
Simulation failed when building has a glassdoor
openstudio
error
door
1
2
3
4
5
...
9
next page »
Training Workshops
Contributors
Tags
energyplus
×26
openstudio
×8
error
×7
convergence
×3
simulation-time
×3
commercial-reference-building
×2
designbuilder
×2
thermostat
×2
absorption-chiller
×1
air-chiller
×1
airflow-network
×1
application-error
×1
beopt
×1
cbecc-com
×1
chiller
×1
condenser-loop
×1
cooling-coil
×1
cooling-load
×1
crash
×1
door
×1
dual-setpoint
×1
dx-coil
×1
elements
×1
ems
×1
ground
×1
ground-heat-transfer
×1
heat-balance
×1
heating-load
×1
hvac-control
×1
hvac-template
×1
ideal-loads-air-system
×1
idf-file
×1
low-temperature-radiant
×1
mechanical-ventilation
×1
ms-visual-studio
×1
ms-windows
×1
natural-ventilation
×1
occupant-behavior
×1
openstudio-measure
×1
pthp
×1
pump
×1
refrigeration
×1
run-period
×1
setpoint
×1
severe-error
×1
system-sizing
×1
thermal-energy-storage
×1
trouble-shooting
×1
unitary-system
×1
warmup
×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
×