Unmet Hours

956

views

2

answers

4

votes

2025-06-23 04:07:06 -0500 Keigo

Chiller performance curve adjustment for ASHRAE90.1 Baseline case

655

views

1

answer

1

vote

2025-04-25 06:17:46 -0500 Denis Bourgeois

I have a query regarding the energy modelling approach for a data hall.

461

views

no

answers

no

votes

2024-01-23 14:10:27 -0500 willyJohan

Removing fan energy from rated COP

2k

views

1

answer

4

votes

2023-11-10 12:26:16 -0500 Yueyue_Zhou

How does "Temperature Difference Between Cutout And Setpoint" affect Unmet Hours?

795

views

1

answer

5

votes

2023-10-31 23:07:13 -0500 Keigo

Escalator Schedule

305

views

no

answers

2

votes

2023-09-16 10:06:52 -0500 Keigo

ASHRAE 90.1 Appendix G - System Fan Power Distribution

841

views

2

answers

4

votes

2023-05-23 00:12:10 -0500 Keigo

Number of Cooling Towers for ASHRAE90.1 Baseline

196

views

no

answers

2

votes

2023-03-28 06:39:08 -0500 Keigo

ASHRAE90.1 AppendixG: All conditioned spaces in the proposed design shall be simulated as being both heated and cooled even if no heating or cooling system is to be installed.

151

views

no

answers

no

votes

2023-01-22 03:33:05 -0500 Kagami

About DOE's prototype models

105

views

no

answers

no

votes

2022-12-19 22:01:20 -0500 Kagami

ASHRAE90.1 2019 AppendixG Baseline Model Sample Files

2k

views

1

answer

3

votes

2022-10-02 06:39:51 -0500 Keigo

How to model Adiabatic Humidifier

151

views

no

answers

1

vote

2022-10-02 05:45:50 -0500 Keigo

Pump Impeller Efficiency

135

views

1

answer

1

vote

2022-05-14 22:40:12 -0500 ShaymaaSK

Can Energyplus be used to conduct energy audits?

91

views

no

answers

1

vote

2021-09-16 18:47:27 -0500 fahadnajed

Are EnergyPlus defaults number in HVACTemplate references to ASHRAE standards?

1k

views

1

answer

1

vote

2021-08-24 23:38:21 -0500 Keigo

What is the ventilation fan standard for unconditioned zones according to ASHRAE 90.1?

1k

views

1

answer

2

votes

2021-08-24 03:53:03 -0500 Keigo

Operation of Parallel Fan-Powered VAV during cooling

72k

views

1

answer

2

votes

2021-08-23 18:25:05 -0500 ashopinion

Requirements for DCV in ASHRAE 90.1 baseline model

279

views

no

answers

3

votes

2021-08-20 05:09:15 -0500 Keigo

Any measure to specify System Outdoor Airflow Rate?

1k

views

1

answer

4

votes

2021-08-09 20:14:34 -0500 Keigo

How to input cooling tower efficiency for baseline model as specified in ASHRAE 90.1

572

views

2

answers

6

votes

2021-08-09 09:53:27 -0500 Keigo

Unreasonable "Sizing Runs" requirement in ASHRAE 90.1-2019

718

views

1

answer

1

vote

2021-08-01 19:21:55 -0500 Jim Dirkes

Fan Power Limitation Pressure Drop Adjustment for "fully ducted" return or exhaust system in ASHRAE 90.1

5k

views

1

answer

3

votes

2021-07-29 21:25:55 -0500 Keigo

Infiltration in accordance with ASHRAE 90.1-2013, 2016 and 2019

234

views

2

answers

1

vote

2021-06-18 07:52:11 -0500 lklawrie

Daylight Saving Time setting based on ASHRAE 90.1 Appendix G

7k

views

2

answers

6

votes

2021-06-17 20:56:23 -0500 Keigo

What is the basis for Air Film Resistances used to calculate U-Factor with Film?

85

views

no

answers

1

vote

2021-03-11 12:52:14 -0500 willyJohan

How is maximum damper leakage modeled in commercial prototypes

161

views

no

answers

2

votes

2021-03-04 10:16:14 -0500 willyJohan

System Node Pressure Question

14k

views

no

answers

1

vote

2021-02-26 19:11:47 -0500 willyJohan

how to determine enthalpy recovery ratio

467

views

1

answer

1

vote

2021-01-14 20:03:44 -0500 willyJohan

How Are Prototype Cooling Coil Efficiencies Determined?

428

views

1

answer

3

votes

2020-12-03 03:22:52 -0500 Julien Marrec

Integrated Part Load Value (IPLV) calculated is not at the AHRI test condition!

188

views

no

answers

8

votes

2020-09-28 07:16:35 -0500 energy-modeling

41 questions

Chiller performance curve adjustment for ASHRAE90.1 Baseline case

I have a query regarding the energy modelling approach for a data hall.

Removing fan energy from rated COP

How does "Temperature Difference Between Cutout And Setpoint" affect Unmet Hours?

Escalator Schedule

ASHRAE 90.1 Appendix G - System Fan Power Distribution

Number of Cooling Towers for ASHRAE90.1 Baseline

ASHRAE90.1 AppendixG: All conditioned spaces in the proposed design shall be simulated as being both heated and cooled even if no heating or cooling system is to be installed.

About DOE's prototype models

ASHRAE90.1 2019 AppendixG Baseline Model Sample Files

How to model Adiabatic Humidifier

Pump Impeller Efficiency

Can Energyplus be used to conduct energy audits?

Are EnergyPlus defaults number in HVACTemplate references to ASHRAE standards?

What is the ventilation fan standard for unconditioned zones according to ASHRAE 90.1?

Operation of Parallel Fan-Powered VAV during cooling

Requirements for DCV in ASHRAE 90.1 baseline model

Any measure to specify System Outdoor Airflow Rate?

How to input cooling tower efficiency for baseline model as specified in ASHRAE 90.1

Unreasonable "Sizing Runs" requirement in ASHRAE 90.1-2019

Fan Power Limitation Pressure Drop Adjustment for "fully ducted" return or exhaust system in ASHRAE 90.1

Infiltration in accordance with ASHRAE 90.1-2013, 2016 and 2019

Daylight Saving Time setting based on ASHRAE 90.1 Appendix G

What is the basis for Air Film Resistances used to calculate U-Factor with Film?

How is maximum damper leakage modeled in commercial prototypes

System Node Pressure Question

how to determine enthalpy recovery ratio

How Are Prototype Cooling Coil Efficiencies Determined?

Integrated Part Load Value (IPLV) calculated is not at the AHRI test condition!

Differences in OpenStudio prototype vs EnergyPlus Prototype

Training Workshops

Contributors

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