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4
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Sun Jun 29, 2025, 3:19 pm

VRV that controls laboratory ambient temperature should be classified as HVAC system or process

NC-v4 EAp2:Minimum energy performance
posted by  SOLON YANG  on 

I encountered this situation when building the energy model: the laboratory's ambient temperature control was provided by VRV, which was closed, mainly for equipment testing, and the personnel

7
Delta Electronics
LEEDuser Basic Member
0 thumbs up
Fri Jul 20, 2018, 2:51 pm

Spaces that are not in scope

NC-v4 EAp2:Minimum energy performance
posted by  Edgar Arevalo  on 

I am currently working on an energy model for a major renovation project under LEED BD+C.  There are two major spaces (both lunch rooms) that are not going to be served by the new HVAC sy

1
Thu Jul 19, 2018, 8:32 pm

No cooling in majority of spaces

NC-v4 EAp2:Minimum energy performance
posted by  Luis Andrade  on 

Hi everyone!

I'm modeling a building that does not have any cooling system in the majority of spaces (just in some office spaces). All occupiable spaces are heated and ventilated.

6
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Tue Jul 17, 2018, 5:26 pm

Performance Output does not generate Total Energy Cost %

NC-v4 EAp2:Minimum energy performance
posted by  susan eguia  on 

Hi,

Under Performance Output1 TAB of this form, we cannot get the "Total Energy Cost" percentage. Do we need to complete it and/or provide information for the following:

7
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LEED Coordinator/Construction Administrator/Business Development
Building Solutions Group, Inc.
LEEDuser Basic Member
47 thumbs up
Mon Jul 16, 2018, 1:56 pm

Alternative method to comply with Parking Garage Lighting Control Requirement (ASHRAE 90.1)

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

According to ASHRAE Standard 90.1-2010 <mandatory prescription 9.4.1.3 Parking Garage Lighting Control>, “lighting shall be controlled by one or more devices that automatically reduce lightin

3
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Sun Jul 15, 2018, 8:34 am

Garage Demand Control Ventilation

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

If attempting to make use of LI 10371 for garage demand control ventilation how should the proposed model be differentiated from baseline to take advantage of CO sensors?

3
Fri Jul 13, 2018, 4:15 pm
1
Mon Jul 9, 2018, 2:02 pm
2
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Thu Jul 5, 2018, 7:16 pm
1
Fri Jul 13, 2018, 3:05 pm