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Task lighting control

NC-v4 EAp2:Minimum energy performance
posted by  Ricardo Sá  on 

Hi,

1
Thu Dec 7, 2017, 3:47 pm
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Municipal Exterior Lighting included in LEED Boundary

NC-v4 EAp2:Minimum energy performance
posted by  Ricardo Sá  on 

Hi,

 

1
Wed Nov 15, 2017, 2:18 pm

Difference in hours of operation

NC-v4 EAp2:Minimum energy performance
posted by  Charalampos Giannikopoulos  on 

When applying daylight sensors in a project the amount of EFLH between proposed and baseline model will differ since the power of lighting is reduced.

1
Tue Nov 14, 2017, 4:34 pm
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Lighting power for outdoor bar

NC-v4 EAp2:Minimum energy performance
posted by  Saif Abdulameer  on 

Hi,

2
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Marcus Sheffer
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4460 thumbs up
Tue Nov 7, 2017, 8:10 pm
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Automatically controlled blinds modeling

NC-v4 EAp2:Minimum energy performance
posted by  Ricardo Sá  on 

Hi,

 

1
Mon Oct 30, 2017, 8:09 pm
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Minimum efficiencies for VRF with heat pump system

NC-v4 EAp2:Minimum energy performance
posted by  Instra Ingenieros  on 

Hi there, I have a question regarding VRF efficiencies. We have an office building that have VRF with heat pump systems that provide cooling and heating.

1
Thu Oct 26, 2017, 6:15 pm
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Modifying Existing HVAC System as Part of Addition

NC-v4 EAp2:Minimum energy performance
posted by  Eric Krieg  on 

Hello,

3
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Eric Krieg
SmithGroupJJR
LEEDuser Premium Member
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Tue Oct 24, 2017, 2:49 pm

How to model glycol used for freeze protection in hydronic systems, i.e., not ice storage?

NC-v4 EAp2:Minimum energy performance
posted by  Jamy Bacchus  on 

If a proposed chiller (or boiler) meets the Tables 6.8.1A-J in 2007 or 2010, when tested with water at AHRI conditions but is designed to be used with glycol for freeze protection, then its actual

1
Wed Oct 25, 2017, 8:08 pm
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Option 3 - Core Performance Guide???

NC-v4 EAp2:Minimum energy performance
posted by  Erica Downs  on 

The prescriptive path under Option 3 still references the "Advanced Buildings Core Performance Guide".  However, this guide has been "sunset" by NBI and no longer exists.  Typic

6
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Marcus Sheffer
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4460 thumbs up
Tue Oct 10, 2017, 7:45 pm

Cogeneration / Combined Heat and Power - Electricity Lead

NC-v4 EAp2:Minimum energy performance
posted by  Victoria Watson  on 

Hi all, does anyone have any reference to USGBC guidance or experience in modeling CHP when it is electricity lead not thermal lead? 

1
Mon Oct 16, 2017, 8:40 pm