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
88
questions
Tagged
unmet-hours
×
749
views
no
answers
no
votes
2025-08-22 05:57:43 -0600
nathali107
Unmet hours too high (3500 hrs)
vrf
equest
unmet-hours
180
views
no
answers
1
vote
2025-05-08 11:21:09 -0600
dradair
PVVT Heating Airflow modulation
equest
air-flow
unmet-hours
374
views
no
answers
no
votes
2025-04-24 14:43:53 -0600
Denis Bourgeois
Heating and cooling load in a baseline model (DesignBuilder)
designbuilder
hvac
ashrae-90.1
baseline
unmet-hours
356
views
1
answer
1
vote
2025-03-24 11:47:28 -0600
ryunnniii
How to calculate EnergyPlus 'Time setpoint not met during occupied heating/cooling'?
unmet-hours
energyplus
summary-report
182
views
no
answers
1
vote
2025-03-13 06:14:37 -0600
Giovanni Miracco
DesignBuilder ASHP with radiant surface - does not maintain the indoor setpoint in winter
ashp
designbuilder
radiant-heating
air-to-water-heat-pump
unmet-hours
275
views
1
answer
no
votes
2024-11-18 04:56:58 -0600
Jim Dirkes
Can somebody please help me with too many unmet hours issue in my model
unmet-hours
baseline
designbuilder
ashrae-90.1
555
views
1
answer
1
vote
2024-09-25 08:41:02 -0600
Aaron Boranian
Error after applying UnmetLoadHoursTroubleshooting Measure
openstudio
reporting-measure
unmet-hours
error
515
views
1
answer
no
votes
2024-05-06 15:23:52 -0600
Craig Simmons
Why is my During Heating unmet hours measurement much higher than my During Occupied Heating unmet measurement?
output-report
unmet-hours
openstudio-application
supply-temperature
energyplus
286
views
1
answer
2
votes
2024-04-16 03:02:19 -0600
Julien Marrec
Is there a reason why I have unmet hours when I have ideal air loads and mostly everything is autosized?
output-report
unmet-hours
energyplus
openstudio-results
1k
views
no
answers
no
votes
2024-04-02 04:25:45 -0600
Keigo
How to Go back through the history of all my Votes on UnmetHours
website
unmet-hours
2k
views
1
answer
4
votes
2023-11-10 12:26:16 -0600
Yueyue_Zhou
How does "Temperature Difference Between Cutout And Setpoint" affect Unmet Hours?
energyplus
thermostat
unmet-hours
ashrae-90.1
1k
views
1
answer
no
votes
2023-10-25 16:52:18 -0600
Greg Collins
Modeling FCUs with VAV in EnergyPro 9
energypro
unmet-hours
title-24
fan-coil-unit
vav-system
387
views
no
answers
no
votes
2023-10-13 15:01:03 -0600
raheel
How to meet criteria for unmet hours? How can I reduce the Baseline System capacity?
baseline
capacity
unmet-hours
hvac
energyplus
464
views
1
answer
no
votes
2023-10-10 18:33:59 -0600
Neil Bulger
Reducing heating unmet load hours in EnergyPro
energypro
unmet-hours
heating
compliance
fan-coil-unit
2k
views
1
answer
2
votes
2023-03-28 23:37:54 -0600
Keigo
Unmet hours according Ashrae 90.1/2010
ashrae-90.1
unmet-hours
101
views
no
answers
no
votes
2023-03-13 12:31:57 -0600
Udara Sachinthana
Occupancy schedule for adaptive thermal comfort
energyplus
adaptive
thermal-comfort
unmet-hours
summary-report
124
views
no
answers
no
votes
2023-01-10 03:10:12 -0600
Tony Karlsson
Energyplus temperature goes down on nights and weekends
energyplus
openstudio
bcvtb
thermostat
unmet-hours
139
views
no
answers
no
votes
2022-11-30 10:51:14 -0600
Qamar
What can cause high number of heating hours Time setpoint not met?
unmet-hours
energyplus
thermostat
setpoint
621
views
2
answers
no
votes
2022-11-06 11:11:24 -0600
egillmor
How to model System 8 ASHRAE 90.1 - 2016 baseline
ashrae-90.1
appendix-g
unmet-hours
openstudio
openstudio-application
1k
views
3
answers
1
vote
2022-04-11 10:59:15 -0600
Greg Collins
IES VE Unmet Hours Setpoints
ies-ve
unmet-hours
setpoint
147
views
no
answers
no
votes
2022-01-19 00:25:28 -0600
Lee Gyoung
Radiant unmet hour
unmet-hours
radiant-heating
openstudio
openstudio-application
energyplus
284
views
no
answers
1
vote
2022-01-17 17:03:16 -0600
saahir.ga
VRF is unable to meet heating demand
vrf
hvac
unmet-hours
openstudio
openstudio-application
260
views
1
answer
2
votes
2022-01-07 11:41:59 -0600
shorowit
Beopt Heat/Cool Unmet Hours
beopt
unmet-hours
autosizing
421
views
no
answers
1
vote
2022-01-06 21:17:05 -0600
mcsmuts
Top of Slab Insulation In BEOpt Retrofit Energy Model DRAMATICALLY Increasing Loads Not Met?!!!
beopt
unmet-hours
construction
403
views
1
answer
1
vote
2021-12-24 06:37:12 -0600
udhai27
equest-vav system with no heating-error unmet hours 7169
equest
unmet-hours
vav
warning
925
views
no
answers
no
votes
2021-11-19 16:48:01 -0600
Jacob
PTAC with hot water Baseboards Openstudio
ptac
openstudio
openstudio-application
baseboard-heater
unmet-hours
1k
views
2
answers
2
votes
2021-08-07 12:12:20 -0600
Melina
thermal discomfort
energyplus
unmet-hours
1k
views
no
answers
2
votes
2021-08-05 16:00:16 -0600
Forever_Student
BEOpt: Cooling Load Hours not Met
beopt
unmet-hours
403
views
2
answers
1
vote
2021-07-26 13:33:26 -0600
sashadf1
Forcing an upgrade to have zero unmet hours
resstock
parametric-analysis
openstudio-pat
unmet-hours
331
views
1
answer
2
votes
2021-07-07 05:35:53 -0600
Javed
GSHP Unable to provide Heat Rejection enough capacity in E+
unmet-hours
energyplus
plant-loop
ground-source-heat-pump
1
2
3
next page »
Training Workshops
Contributors
Tags
unmet-hours
×30
energyplus
×11
openstudio
×6
ashrae-90.1
×5
openstudio-application
×5
baseline
×3
beopt
×3
designbuilder
×3
equest
×3
hvac
×3
thermostat
×3
energypro
×2
fan-coil-unit
×2
output-report
×2
radiant-heating
×2
setpoint
×2
summary-report
×2
vrf
×2
adaptive
×1
air-flow
×1
air-to-water-heat-pump
×1
appendix-g
×1
ashp
×1
autosizing
×1
baseboard-heater
×1
bcvtb
×1
capacity
×1
compliance
×1
construction
×1
error
×1
ground-source-heat-pump
×1
heating
×1
ies-ve
×1
openstudio-pat
×1
openstudio-results
×1
parametric-analysis
×1
plant-loop
×1
ptac
×1
reporting-measure
×1
resstock
×1
supply-temperature
×1
thermal-comfort
×1
title-24
×1
vav
×1
vav-system
×1
warning
×1
website
×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
×