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Thu Feb 8, 2018, 3:04 pm

Minimum 18% energy saving after April 2016 - Scoring

NC-2009 EAc1:Optimize energy performance
posted by  Eric Claycamp  on 

My project will likely reach 20% to 23% Energy Savings. Does this mean I can only score the points after I meet the minimum? In other words is a 20 percent reduction only one credit point?

3
Thu Dec 28, 2017, 4:02 pm

Energy modeling- DOAS units with reactivation air

NC-2009 EAc1:Optimize energy performance
posted by  Matt Hollenbeck  on 

I have an HVAC system that will use a DOAS unit to supply neutral temperature air in a humid climate (climate zone 2).  The proposed DOAS unit utilizes a dessicant wheel with reactivation

3
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4461 thumbs up
Sat Dec 9, 2017, 7:31 pm

Office Building with Data Center

NC-2009 EAc1:Optimize energy performance
posted by  Lise Dannesboe  on 

I have a possible case with a office building that also contains a large Data Center.

5
Delta Electronics
LEEDuser Basic Member
0 thumbs up
Mon Nov 27, 2017, 2:36 pm

Energy Saving from Process Boiler

NC-2009 EAc1:Optimize energy performance
posted by  sompoche sirichote  on 

Our project is an existing manufacturing project and we have 1 existing steam boiler and will install 1 new.

3
Thu Oct 12, 2017, 9:51 am

Modeling PCW Heat Rejection for DES vs. System 5 (DX Cooling)

NC-2009 EAc1:Optimize energy performance
posted by  Evelyn Dicks, EI, CxA  on 

I am working on a building that supplies process cooling water (PCW) to lab spaces. The PCW rejects its heat through a heat exchanger to the chilled water system from a district energy plant.

1
Thu Sep 8, 2011, 2:54 pm

EApc95 - Alternative Energy Performance Metric questions

NC-2009 EAc1:Optimize energy performance
posted by  Jamy Bacchus  on 

This pilot credit includes a XL file with tables B through H to calculate savings in terms of GHGs, site energy, source energy, energy cost, peak demand and "if available": TDV and Primary Energy F

1
Tue Nov 22, 2016, 6:15 pm

Home Automation in Multifamily High Rise Residential Project

NC-2009 EAc1:Optimize energy performance
posted by  Omer Moltay  on 

Dear All, Would it be possible to claim EAc1 credits for local automation in dwelling units to achieve the following: (1) Automatic shut down of lighting and HVAC units when there is no occupancy

1
Mon Jan 16, 2012, 3:05 pm

Return plenums should be used in the baseline model?

NC-2009 EAc1:Optimize energy performance
posted by  Rosana Correa  on 

Hello, If in the proposed building there are plenums specified as return air path in the HVAC system, should I use them or ignore them in the baseline model? Thank you,

1
Tue Aug 20, 2013, 2:40 pm

Blower Door Test in NC?

NC-2009 EAc1:Optimize energy performance
posted by  Ian Johnson  on 

I'm working on a renovation of an existing building pursuing LEED NC. The clients would like to perform a blower door test prior to drywall installation to improve the building's thermal envelope.

1
Wed Mar 21, 2012, 6:58 pm