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Air Curtains in ASHRAE/IES Standard 90.1-2019

NC-v4 EAp2:Minimum energy performance
posted by  Nima Soltani  on 

Recent ASHRAE/IES Standard 90.1-2019 Updates include the possibility of installing an air curtain system instead of installing a Vestibule / Revolving Door Entrance.

5
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Marcus Sheffer
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4461 thumbs up
Wed Nov 23, 2022, 1:52 am

Exhaust energy recovery units

NC-v4 EAp2:Minimum energy performance
posted by  Samer Hassanie  on 

Hi,

We have been getting the following comment from several reviewers:

1
Fri Dec 16, 2022, 1:32 pm
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ASHRAE 90.1 - 2010 Appendix G3.1.1 exception (d) applies to my project

NC-v4 EAp2:Minimum energy performance
posted by  Prabin Parajuli  on 

I am guessing this is going to be a utilization schedule. What would it look like?

1
Fri Dec 16, 2022, 12:54 pm
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Stairwell Lighting zone

NC-v4 EAp2:Minimum energy performance
posted by  Agnieszka Rylska  on 

According to ASHRAE 90.1, section 9.4.1.6 „g.

14
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Sara BENLOUBA
Green building manager
Confidential
LEEDuser Basic Member
13 thumbs up
Wed Oct 12, 2022, 3:15 pm

Distribution center, unconditioned space

NC-v4 EAp2:Minimum energy performance
posted by  santiago sanchez  on 

Good afternoon all,

4
Fri Oct 7, 2022, 9:20 pm

Non-predominant condition on multifamily building

NC-v4 EAp2:Minimum energy performance
posted by  Nicolas Martinez Ochoa  on 

Hello everyone,

3
Fri Oct 7, 2022, 9:15 pm
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Selection of baseline system type for industrial object - Number of floors Vs area

NC-v4 EAp2:Minimum energy performance
posted by  Anna Korinkova  on 

Hello everyone,

6
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Marcus Sheffer
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4461 thumbs up
Tue Oct 4, 2022, 9:46 pm
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DES modeling Path 2 or Path 3 under Campus Approach

NC-v4 EAp2:Minimum energy performance
posted by  Anna Korinkova  on 

Hello everyone, 

2
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Marcus Sheffer
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4461 thumbs up
Thu Sep 22, 2022, 6:17 pm
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Hot Gas Reheat

NC-v4 EAp2:Minimum energy performance
posted by  Nicolas Martinez Ochoa  on 

Hello everyone,

We are working on a project with dehumidification, which has a hot gas reheat to decrease the heating load after the cooling stage. 

1
Mon Sep 19, 2022, 11:16 pm

Hotel guestroom lighting power modeling

NC-v4 EAp2:Minimum energy performance
posted by  Camilo Velez  on 

Good afternoon all,

4
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Marcus Sheffer
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4461 thumbs up
Thu Sep 15, 2022, 10:35 pm