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
48
questions
Tagged
937
views
no
answers
no
votes
2025-08-26 10:32:14 -0600
Rht
Different cooling loads between conventional HVAC and geothermal HVAC?
air-conditioner
cooling-load
184
views
1
answer
1
vote
2025-06-05 15:12:52 -0600
Greg Estep
How to pinpoint what causes "Plant Temperature Too Hot During Warmup" Error?
ground-source-heat-pump
plant-loop
error
air-to-water-heat-pump
600
views
1
answer
1
vote
2025-02-08 15:35:28 -0600
Greg Estep
How can I model an air to water multipurpose heat pump in DesignBuilder??
designbuilder
ground-source-heat-pump
plant-loop
detailed-hvac
98
views
no
answers
no
votes
2025-02-06 07:21:10 -0600
KamyR
How can I model a Multipurpose air to water heat pump in DesignBuilder? [closed]
designbuilder
ground-source-heat-pump
plant-loop
detailed-hvac
115
views
no
answers
no
votes
2024-12-20 14:28:41 -0600
tarun.arasu
Interpreting Urbanopt-Modelica Simulation Results and Understanding the Time Range
urbanopt
district-heating
geothermal
modelica
modelica-buildings-library
401
views
2
answers
1
vote
2024-06-20 17:00:37 -0600
DW
Tighter homes use more energy?
beopt
infiltration
129
views
no
answers
1
vote
2024-05-01 12:29:39 -0600
Greg Estep
mixed water loop flow issues
designbuilder
geothermal
dual-setpoint
energyplus
hvac-control
122
views
no
answers
no
votes
2023-08-21 06:25:42 -0600
Pablocm
No demand for heating and cooling in radiant floor systems
openstudio
radiant-heating
heating-load
radiant-cooling
cooling-load
590
views
no
answers
no
votes
2023-08-14 00:23:29 -0600
Eric K
Energy Plus(Trace 3D Plus) Ground Source Heat Pump
ground-source-heat-pump
geothermal
gshp
leed
trane-trace
46
views
no
answers
no
votes
2023-08-03 10:49:50 -0600
Gerhard
Buildings.Fluid.Geothermal.Borefields implement serial connection
buildings
geothermal
124
views
1
answer
2
votes
2023-06-28 16:06:47 -0600
shorowit
BEopt ground source loop type: Open or closed?
beopt
gshp
227
views
1
answer
1
vote
2023-05-30 13:23:38 -0600
Julien Marrec
Why measures are not applied to the model in openstudio?
cogeneration
openstudio
energyplus
error
120
views
no
answers
no
votes
2023-05-22 05:00:54 -0600
Alosius Thomas
How to model geothermal heatpump in openstudio
geothermal
heat-pump
openstudio
energyplus
176
views
no
answers
no
votes
2023-05-04 07:22:36 -0600
Aaron Boranian
Invalid partition location in domain
openstudio
openstudio-application
geothermal
severe-error
ground-source-heat-pump
181
views
no
answers
1
vote
2023-04-26 14:03:40 -0600
Abarker
HeatPump:PlantLoop:EIR objects not operating with geo connection
water-to-water-heat-pump
geothermal
plant-loop
hvac-control
257
views
1
answer
no
votes
2023-04-18 11:19:47 -0600
Greg Estep
Vertical BHE effect on heat pump system efficiency
energyplus
ground-source-heat-pump
electrical-consumption
425
views
2
answers
no
votes
2023-04-17 10:11:32 -0600
Denis Bourgeois
Some beginner's doubts
openstudio
openstudio-application
warning
schedule
170
views
no
answers
no
votes
2023-04-17 09:25:37 -0600
Aaron Boranian
Severe error in component name and component type
openstudio
openstudio-application
radiant-heating
severe-error
513
views
no
answers
1
vote
2023-03-09 16:46:57 -0600
Fatma O
Modelling geothermal and VRF in EnergyPlus
geothermal
energyplus
vrf
ground-source-heat-pump
1k
views
1
answer
1
vote
2023-03-01 21:31:51 -0600
raghad
2-pipe fan coil system with dedicated outdoor system for ventilation and a vertical geothermal source
fcu
equest
doas
energy-recovery-ventilator
ground-source-heat-pump
451
views
2
answers
no
votes
2022-12-22 01:42:03 -0600
Raph_B_Qc
Modelica District Heating Heat Pump
modelica-buildings-library
modelica
district-heating
condenser-loop
heat-pump
368
views
no
answers
no
votes
2022-05-16 12:09:23 -0600
fboomax
Carrier HAP 5.11 - terminal heating coil load
carrier-hap
heating-load
terminal-heating-load
heating-coil
114
views
no
answers
no
votes
2022-01-10 19:14:10 -0600
nickf
REOpt: Expose the Geothermal Heat Pumps in reopt_assumptions JSON
reopt
urbanopt
ground-source-heat-pump
319
views
1
answer
4
votes
2021-06-11 09:11:03 -0600
njharvey1994
Open Loop Ground Source Heat Pump in E+
energyplus
ground-source-heat-pump
166
views
no
answers
1
vote
2021-04-29 10:18:13 -0600
njharvey1994
Combination Geothermal and Solar Thermal Heating System
energyplus
ground-source-heat-pump
solar-thermal
172
views
no
answers
2
votes
2021-03-19 15:27:57 -0600
Jim Dirkes
Meaning of G-function data sets (Ln + G-function)
energyplus
g-function
ground-source-heat-pump
157
views
no
answers
1
vote
2020-12-24 01:17:01 -0600
Siva
Modeling Radiant with Geothermal in energy plus [closed]
energyplus
radiant-cooling
ground-source-heat-pump
271
views
1
answer
1
vote
2020-12-21 21:08:30 -0600
aalhaq
Should I consider the heading of ‘Source Energy’ or ‘Site Energy’ and what sub-heading should I consider for the ‘hourly heating’ and ‘hourly cooling’ loads calculation?
beopt
output-report
output-variable
load-profile
ground-source-heat-pump
629
views
1
answer
1
vote
2020-07-14 17:08:18 -0600
xchen
central heat pump heating and cooling energy all 0
openstudio
energyplus
chiller-heater
690
views
no
answers
1
vote
2020-01-14 13:56:29 -0600
rezaei2
Energy plus: Different heating,and cooling loads only by changing the HVAC systems
energyplus
heating-load
cooling-load
1
2
next page »
Training Workshops
Contributors
Tags
ground-source-heat-pump
×14
energyplus
×11
geothermal
×8
openstudio
×7
plant-loop
×4
beopt
×3
cooling-load
×3
designbuilder
×3
heating-load
×3
openstudio-application
×3
detailed-hvac
×2
district-heating
×2
error
×2
gshp
×2
heat-pump
×2
hvac-control
×2
modelica
×2
modelica-buildings-library
×2
radiant-cooling
×2
radiant-heating
×2
severe-error
×2
urbanopt
×2
air-conditioner
×1
air-to-water-heat-pump
×1
buildings
×1
carrier-hap
×1
chiller-heater
×1
cogeneration
×1
condenser-loop
×1
doas
×1
dual-setpoint
×1
electrical-consumption
×1
energy-recovery-ventilator
×1
equest
×1
fcu
×1
g-function
×1
heating-coil
×1
infiltration
×1
leed
×1
load-profile
×1
output-report
×1
output-variable
×1
reopt
×1
schedule
×1
solar-thermal
×1
terminal-heating-load
×1
trane-trace
×1
vrf
×1
warning
×1
water-to-water-heat-pump
×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
×
