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G3.1.2.9 and Miscellaneous Exhaust Fan Power

NC-2009 EAp2:Minimum Energy Performance
posted by  Matt Edwards  on 

Section G3.1.2.9 says that baseline "system fan electrical power for supply, return, exhaust, and relief (excluding power to fan-powered VAV boxes) shall be calculated" using the formulas given.

3
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Thu Oct 18, 2012, 3:25 pm

Industrial machines are considered process energy?

NC-2009 EAp2:Minimum Energy Performance
posted by  Marcio Alberto Casado Pereira  on 

We are working to certify and industrial plant and we are not sure whether the energy consumption from the machinery used for product manufacturing should be included in the energy modeling.

5
LEED Fellow 2011, Principal
Kath Williams + Associates
LEEDuser Premium Member
103 thumbs up
Tue Oct 16, 2012, 9:17 pm

Modelling of Zone Equipment

NC-2009 EAp2:Minimum Energy Performance
posted by  Jean Marais  on 

I have 222 thermal zones. This is a standard size project.

5
Mon Oct 15, 2012, 6:38 pm

HVAC System and Area

NC-2009 EAp2:Minimum Energy Performance
posted by  April Ambrose  on 

I have a school that is approximately 180,000 sqft. I'm able to take exceptions for a large gym that is approximately 40,000 sqft and use PSZ in this area.

3
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Mechanical Engineer
SNC-Lavalin Project Services Inc.
LEEDuser Basic Member
0 thumbs up
Mon Oct 8, 2012, 2:50 pm

Non-Predominant Spaces

NC-2009 EAp2:Minimum Energy Performance
posted by  Wes Lawson  on 

We are modeling a building that is separated into three different spaces. These spaces have differing functions, schedules and systems.

7
Default Avatar
Mechanical Engineer
SNC-Lavalin Project Services Inc.
LEEDuser Basic Member
0 thumbs up
Thu Oct 4, 2012, 1:43 pm

Modelling Naturally ventilated Parking

NC-2009 EAp2:Minimum Energy Performance
posted by  Maya Karkour  on 

Dear all, Will a project get credit for having naturally ventilated parking?

8
Partner
Flick Engineering Professionals
LEEDuser Premium Member
33 thumbs up
Mon Oct 1, 2012, 3:18 pm

U-values soil and vegetation

NC-2009 EAp2:Minimum Energy Performance
posted by  John Covello  on 

Hello, We are working with and energy modeling software that does not have U-values for a soil or vegetated roof. Is there an official list (database) like ASHRAE LEED uses?

2
Representative
Vermont House of Representatives
LEEDuser Expert
7780 thumbs up
Fri Sep 28, 2012, 7:18 pm

HVAC System Baseline modeling

NC-2009 EAp2:Minimum Energy Performance
posted by  Henrique Mendes  on 

I´m not sure if we have modeled the HVAC baseline system correctly. We are in a climate zone 2a (São Paulo - Brazil).

3
Mr.
Green Domus | Desenvolvimento Sustentável
LEEDuser Basic Member
13 thumbs up
Tue Sep 25, 2012, 6:29 pm

Appendix G - Number and type of chillers

NC-2009 EAp2:Minimum Energy Performance
posted by  Luana Bertoletti  on 

Hi! I have a doubt related to Appendix G, concerning the number and type of chillers and I think you may help me. In item G.3.1.3.7, it is specified that the number and type of chiller for the ba

5
Thu Sep 20, 2012, 3:39 pm

Conditioned spaces - Heated & Cooled??

NC-2009 EAp2:Minimum Energy Performance
posted by  Maya Karkour  on 

Dear all, Appendix G states the following: "All conditioned spaces in the proposed design shall be simulated as being both heated and cooled even if no heating or cooling system is to be installe

2
b.i.g. Bechtold DesignBuilder Expert
LEEDuser Basic Member
581 thumbs up
Tue Sep 18, 2012, 3:27 pm