Post a question or comment
Credit Filters
Optimize energy performance
Filter by location
Forum
Topic
Replies
Recent

renewable energy sold to the grid

NC-v4 EAc2:Optimize energy performance
posted by  Francesco Passerini  on 

In order to calculated the points relative to NC-v4 EAc2 - Optimize energy performance shall the produced electric energy from a renewable source that is sold to the national gri

3
Mon Feb 12, 2018, 8:01 pm

Elevators

NC-v4 EAc2:Optimize energy performance
posted by  John McCullough  on 

I have managed to create a rather impressive energy reduction between the baseline and proposed elevators.

2
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4461 thumbs up
Fri Jan 5, 2018, 3:13 pm
4
Tue Jan 2, 2018, 6:28 pm

EAc1 baseline and proposed systems

NC-v4 EAc2:Optimize energy performance
posted by  John McCullough  on 

The problem I am having is that I have to select a system for the baseline model which is System 7 VAV with Reheat, based on the advise of ASHRAE Table G3.1.1A , however the proposed system for the

1
Thu Dec 21, 2017, 4:14 pm
1
Fri Nov 10, 2017, 6:35 pm

LEED v4 projects that demonstrate compliance using ASHRAE 90.1-2013

NC-v4 EAc2:Optimize energy performance
posted by  Vina Vales  on 

Is there a different Table 1: ASHRAE 90.1-2013 Appendix G percentage Improvement that we can use for those projects under LEED v4 but using ASHRAE 90.1-2013?

If so, please forward.

1
Fri Oct 6, 2017, 2:52 pm

Energy Star appliances in LEED v4

NC-v4 EAc2:Optimize energy performance
posted by  Eesmyal Santos-Brault  on 

Is there a CIR on modeling energy star appliances in LEED v4? Can we claim energy savings for using energy star appliances in LEED v4?

1
Sat Sep 9, 2017, 5:39 pm

New and Renovation: How to Determine Points from Table 1

NC-v4 EAc2:Optimize energy performance
posted by  James Keohane  on 

I am working on a project that is approx. 24,600sf which includes 11,600s.f. of major renovation with 13,000s.f new construction.

1
Fri May 26, 2017, 1:46 pm

DEMAND RESPONSE energy modeling

NC-v4 EAc2:Optimize energy performance
posted by   Habitech Distretto Tecnologico Trentino  on 

How is it possible to take advantage of energy use reduction due to DR systems in EAp2-EAc1 energy modeling? Is there any reference guide or document as those for the "key cards" for example?

1
Tue May 27, 2014, 4:19 pm

ASHRAE Advanced Energy Design Guide - Option 2

NC-v4 EAc2:Optimize energy performance
posted by  Aaron Wascher  on 

Does anyone know if this applies to new construction only or do renovated spaces need to be upgraded to meet this? My project is 17% new/83% renovation.

1
Mon Oct 5, 2015, 10:00 pm