Unmet Hours

1k

views

2

answers

2

votes

2025-10-24 03:40:40 -0600 Anurag_G

Operation of Parallel Fan-Powered VAV during cooling

1k

views

2

answers

4

votes

2025-06-23 04:07:06 -0600 Keigo

Chiller performance curve adjustment for ASHRAE90.1 Baseline case

699

views

1

answer

1

vote

2025-04-25 06:17:46 -0600 Denis Bourgeois

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

492

views

no

answers

no

votes

2024-01-23 14:10:27 -0600 willyJohan

Removing fan energy from rated COP

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?

855

views

1

answer

5

votes

2023-10-31 23:07:13 -0600 Keigo

Escalator Schedule

344

views

no

answers

3

votes

2023-09-16 10:06:52 -0600 Keigo

ASHRAE 90.1 Appendix G - System Fan Power Distribution

930

views

2

answers

4

votes

2023-05-23 00:12:10 -0600 Keigo

Number of Cooling Towers for ASHRAE90.1 Baseline

215

views

no

answers

2

votes

2023-03-28 06:39:08 -0600 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.

171

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no

answers

no

votes

2023-01-22 03:33:05 -0600 Kagami

About DOE's prototype models

131

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no

answers

no

votes

2022-12-19 22:01:20 -0600 Kagami

ASHRAE90.1 2019 AppendixG Baseline Model Sample Files

2k

views

1

answer

3

votes

2022-10-02 06:39:51 -0600 Keigo

How to model Adiabatic Humidifier

170

views

no

answers

1

vote

2022-10-02 05:45:50 -0600 Keigo

Pump Impeller Efficiency

147

views

1

answer

1

vote

2022-05-14 22:40:12 -0600 ShaymaaSK

Can Energyplus be used to conduct energy audits?

99

views

no

answers

1

vote

2021-09-16 18:47:27 -0600 fahadnajed

Are EnergyPlus defaults number in HVACTemplate references to ASHRAE standards?

1k

views

1

answer

1

vote

2021-08-24 23:38:21 -0600 Keigo

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

72k

views

1

answer

2

votes

2021-08-23 18:25:05 -0600 ashopinion

Requirements for DCV in ASHRAE 90.1 baseline model

296

views

no

answers

3

votes

2021-08-20 05:09:15 -0600 Keigo

Any measure to specify System Outdoor Airflow Rate?

1k

views

1

answer

4

votes

2021-08-09 20:14:34 -0600 Keigo

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

639

views

2

answers

6

votes

2021-08-09 09:53:27 -0600 Keigo

Unreasonable "Sizing Runs" requirement in ASHRAE 90.1-2019

764

views

1

answer

1

vote

2021-08-01 19:21:55 -0600 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 -0600 Keigo

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

260

views

2

answers

1

vote

2021-06-18 07:52:11 -0600 lklawrie

Daylight Saving Time setting based on ASHRAE 90.1 Appendix G

7k

views

2

answers

6

votes

2021-06-17 20:56:23 -0600 Keigo

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

95

views

no

answers

1

vote

2021-03-11 12:52:14 -0600 willyJohan

How is maximum damper leakage modeled in commercial prototypes

171

views

no

answers

2

votes

2021-03-04 10:16:14 -0600 willyJohan

System Node Pressure Question

14k

views

no

answers

1

vote

2021-02-26 19:11:47 -0600 willyJohan

how to determine enthalpy recovery ratio

489

views

1

answer

1

vote

2021-01-14 20:03:44 -0600 willyJohan

How Are Prototype Cooling Coil Efficiencies Determined?

452

views

1

answer

3

votes

2020-12-03 03:22:52 -0600 Julien Marrec

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

228

views

no

answers

8

votes

2020-09-28 07:16:35 -0600 energy-modeling

41 questions

Operation of Parallel Fan-Powered VAV during cooling

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?

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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