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
12581
questions
Tagged
723
views
1
answer
1
vote
2023-04-30 20:10:37 -0600
Greg Estep
How to model and size ASHP and GSHP HVAC system in DesignBuilder?
hvac
dhw
ground-source-heat-pump
air-source-heat-pump
designbuilder
154
views
1
answer
1
vote
2023-04-26 03:28:08 -0600
budich
This sub surface was not in the same plane as its base surface.
subsurface
geometry
window
energyplus
error
149
views
1
answer
no
votes
2023-04-26 11:52:05 -0600
Rafael
How update multiple IDF files with Version Updater - Version 0.16?
energyplus
idf-version-updater
idf-file
91
views
1
answer
no
votes
2023-04-26 19:44:23 -0600
Krensmeyer
What is the procedure for installing and using OpenStudio?
openstudio-application
installation
242
views
1
answer
1
vote
2023-04-28 05:11:36 -0600
budich
Check convexity, surface is non-convex? interzone surface area and same number of layers
convexity
interzone-wall
layers
energyplus
warning
241
views
1
answer
1
vote
2023-04-30 20:30:23 -0600
Greg Estep
Calculating Infiltration Reliably
infiltration
energyplus
honeybee
grasshopper
leakage
86
views
1
answer
1
vote
2023-04-28 09:17:23 -0600
budich
negative zone volume and Total wall area by ASHRAE 90.1 definition
zone
volume
wall
energyplus
warning
48
views
1
answer
1
vote
2023-05-29 04:22:24 -0600
Keigo
Is it possible to control the angle of light shelf?
energyplus
light-shelf
shading
geometry
89
views
1
answer
1
vote
2023-05-08 10:30:38 -0600
grid_designer
Text based control algorithim for modelica
modelica-buildings-library
modelica
open-modelica
79
views
1
answer
2
votes
2023-05-06 08:31:52 -0600
mapascual
OS:FuelFactors not translated to FuelFactors in idf file
openstudio-sdk
openstudio-measure
source-energy
energyplus
357
views
1
answer
1
vote
2023-05-04 14:10:18 -0600
Greg Estep
Water to Air heat pump COP Curves
air-water-heat-pump
ground-source-heat-pump
bcl
openstudio
performance-curve
101
views
1
answer
2
votes
2023-05-28 05:37:59 -0600
sz1980
Python API error handling (to stderr)
python
energyplus
energyplus-api
error
96
views
1
answer
no
votes
2023-05-04 12:41:04 -0600
rraustad
[EnergyPlus] ThermostatSetpoint:DualHeatingCooling
energyplus
dual-thermostat
dual-setpoint
ptac
167
views
1
answer
2
votes
2023-06-23 04:45:11 -0600
Julien Marrec
Why does an orange bar appear near Preview OSM and my editor tab in geometry does not have a map?
geometry
floorspace.js
openstudio
application-error
openstudio-application
103
views
1
answer
1
vote
2023-05-07 14:32:55 -0600
Denis Bourgeois
EnergyPlus Starting coordinate setup for adiabatic ceiling and floor
adiabatic
heat-transfer
energyplus
severe-error
161
views
1
answer
2
votes
2023-05-08 10:22:49 -0600
shorowit
Additional HPWH sizes in BEopt
beopt
hpwh
heat-pump-water-heater
retrofit
volume
94
views
1
answer
no
votes
2023-05-05 19:22:28 -0600
Greg Estep
What is the output variable for Electricity Usage in kWh or kW?
energyplus
zone-hvac
ptac
output-variable
electricity
118
views
1
answer
1
vote
2023-05-13 22:27:53 -0600
matbla
Dilemma combining AirflowNetwork with a zone plenum in EnergyPlus IDF?
energyplus
plenum
airflow-network
air-loop
136
views
1
answer
no
votes
2023-05-07 06:34:40 -0600
Qamar
Ground source heat pump system operation
energyplus
heat-pump
hvac-control
ground-source-heat-pump
air-loop
278
views
1
answer
1
vote
2023-05-23 00:11:04 -0600
matbla
Creating a MVHR system for residential application
designbuilder
air-distribution
hvac-control
air-loop
heat-recovery
101
views
1
answer
1
vote
2023-05-10 05:25:04 -0600
Julien Marrec
Short question about buffer tank
openstudio
openstudio-application
storage-tank
plant-loop
210
views
1
answer
1
vote
2023-05-13 22:44:35 -0600
matbla
Long waiting time when openning eso file in Designbuilder Result Viewer
designbuilder
eso-file
designbuilder-results-viewer
141
views
1
answer
no
votes
2023-05-11 15:04:42 -0600
ericmartinpe
Window type AC in openstudio
openstudio
openstudio-application
zone-hvac
window-air-conditioner
132
views
1
answer
1
vote
2023-05-11 09:57:11 -0600
FinMilliner
How to add a preheat coil before heat exchanger?
energyplus
heat-exchanger
heat-recovery
outdoor-air
269
views
1
answer
2
votes
2023-05-31 08:45:52 -0600
dpud12
Heat Pump & Supplemental Coil Sizing and Control in ResStock
openstudio
resstock
heat-pump
air-source-heat-pump
hvac-control
542
views
1
answer
1
vote
2023-05-25 11:18:03 -0600
ericmartinpe
Modeling Ceiling fan or circulation fan in Designbuilder or EnergyPlus
energyplus
designbuilder
ceiling-fan
natural-ventilation
mechanical-ventilation
200
views
1
answer
2
votes
2023-05-23 13:55:47 -0600
LeSUTHU
EnergyPlus Python API, actuate a handle for each timestep
energyplus
energyplus-api
python
actuator
93
views
1
answer
no
votes
2023-05-29 03:42:56 -0600
Keigo
thermal zone design for VRF HVAC
vrf
zoning
energyplus
99
views
1
answer
no
votes
2023-05-15 09:25:40 -0600
Keigo
window control using Airflow network in Energy Plus
energyplus
natural-ventilation
window
operable-window
airflow-network
270
views
1
answer
2
votes
2023-05-19 16:02:01 -0600
ericmartinpe
EnergyPlus - Static Pressure Reset
energyplus
openstudio
duct
air-distribution
hvac-control
« previous
1
...
333
334
335
336
337
...
420
next page »
Training Workshops
Careers
Contributors
Tags
energyplus
×19
openstudio
×6
designbuilder
×4
hvac-control
×4
openstudio-application
×4
air-loop
×3
geometry
×3
ground-source-heat-pump
×3
air-distribution
×2
airflow-network
×2
air-source-heat-pump
×2
energyplus-api
×2
error
×2
heat-pump
×2
heat-recovery
×2
natural-ventilation
×2
ptac
×2
python
×2
volume
×2
warning
×2
window
×2
zone-hvac
×2
actuator
×1
adiabatic
×1
air-water-heat-pump
×1
application-error
×1
bcl
×1
beopt
×1
ceiling-fan
×1
convexity
×1
designbuilder-results-viewer
×1
dhw
×1
dual-setpoint
×1
dual-thermostat
×1
duct
×1
electricity
×1
eso-file
×1
floorspace.js
×1
grasshopper
×1
heat-exchanger
×1
heat-pump-water-heater
×1
heat-transfer
×1
honeybee
×1
hpwh
×1
hvac
×1
idf-file
×1
idf-version-updater
×1
infiltration
×1
installation
×1
interzone-wall
×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
×