Log in
Forum » NC-2009 EAp2
Topic

Air Economizer Requirement

NC-2009 EAp2: Minimum Energy Performance
posted by Rock Ridolfi on Feb 19, 2015, 10:10 pm

The owner would like to eliminate economizers on a few of the air handlers. Project is located in...

Last reply: Marcus Sheffer, Feb 20, 2015, 9:26 am

Exterior Lighting not yet designed

NC-2009 EAp2: Minimum Energy Performance
posted by Maya Karkour on Feb 20, 2015, 7:28 am

Dear All,

I am modeling a project which still has no exterior lighting design (the owner will decide on this when the building is almost complete).

In the preliminary design review...

Last reply: Marcus Sheffer, Feb 20, 2015, 9:17 am

Actual building floor area and modeled floor area

NC-2009 EAp2: Minimum Energy Performance
posted by Haojie Wang on Feb 18, 2015, 10:27 am

I wonder if there is a rule on how much the difference between the actual and modeled floor area can be in LEED. Thanks

Last reply: Francesco Passerini, Feb 20, 2015, 5:07 am

Baseline Lighting Power for a Major Renovation

NC-2009 EAp2: Minimum Energy Performance
posted by Curtis Clark on Feb 13, 2015, 11:04 am

We are replacing the mechanical system, updating the plumbing system and insulating the building envelope for an existing office building. The minimum requirements for LEED is GOLD certified....

Last reply: Marcus Sheffer, Feb 13, 2015, 8:25 pm

Process refrigeration

NC-2009 EAp2: Minimum Energy Performance
posted by André Harms on Feb 12, 2015, 2:02 am

Hello.
Apologies for posting on two credits but Scott Bowman rightfully suggested I re-post here.
Regarding an ice cream manufacturing facility where we are managing the...

Last reply: Marcus Sheffer, Feb 13, 2015, 4:34 pm

Existing building renovation- unknown existing envelope

NC-2009 EAp2: Minimum Energy Performance
posted by Ron Dean on Feb 11, 2015, 6:01 pm

Hi,
To do the baseline model envelope I believe I should use the existing one (previous to any alteration). However, they have already demolished the walls/windows so I don't know what was...

Last reply: Marcus Sheffer, Feb 11, 2015, 6:25 pm

Advanced Buildings™ Core Performance™ Guide for residential

NC-2009 EAp2: Minimum Energy Performance
posted by Lise Dannesboe on Feb 1, 2015, 12:08 am

Hi!
Am I right that there is no prescriptive option available for residential multiunit buildings of more than 4 floors?
I understand that the Advanced Buildings™ Core Performance™...

Last reply: Marcus Sheffer, Feb 1, 2015, 5:10 pm

Modeling Water-source Variable Refrigerant Volume Systems

NC-2009 EAp2: Minimum Energy Performance
posted by Eric Webber on Jan 12, 2015, 5:20 pm

Hey everyone,

I have a question about the best software choice and modeling strategy for water-source VRV (or VRF) systems.

Our proposed design will use a water-source variable...

Last reply: Anthony Hardman, Jan 30, 2015, 10:59 am

All electric Residential Building

NC-2009 EAp2: Minimum Energy Performance
posted by Emmanuel Pauwels on Jan 30, 2015, 4:53 am

Hi,
we are working on a residential project. The heating source of the project would be electric, so the baseline system should be System 2, Packaged terminal heat pump.
On the other...

Last reply: Anthony Hardman, Jan 30, 2015, 10:30 am

Floor slab on grade

NC-2009 EAp2: Minimum Energy Performance
posted by Vassil Vassilev on Jan 26, 2015, 9:10 am

Greetings,
There is an issue on applying F factor about which I'd appreciate some assistance.
The F factor in general refers to the floor slab edge insulation. Its value depends also...

Last reply: Jean Marais, Jan 27, 2015, 3:22 am