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minimum air flowrates in Baseline Case

NC-2009 EAp2:Minimum Energy Performance
posted by  Charline SEYTIER  on 

Hi, We are in the process of responding to the comments we received from the reviewers on the energy model of one of our project performed with eQuest. The reviewer is asking us to provide an inpu

2
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Building Systems Commissioning Engineer
Empirical Engineering, LLC
LEEDuser Basic Member
14 thumbs up
Wed Feb 26, 2014, 6:37 pm

HVAC baseline system

NC-2009 EAp2:Minimum Energy Performance
posted by  Gabriela Crespo  on 

Dear all, I have a question regarding an HVAC baseline model for systems 7 and 8. We have a project located in a very arid zone, where water is very limited.

3
b.i.g. Bechtold DesignBuilder Expert
LEEDuser Basic Member
581 thumbs up
Wed Feb 26, 2014, 3:30 pm

Modelling Baseline Envelope for Existing + Additions

NC-2009 EAp2:Minimum Energy Performance
posted by  Zonda E. Team  on 

Dear forum users, I have modelled a project following Appendix G.

3
Mon Feb 24, 2014, 11:28 am

Costs for on-site renewable energy

NC-2009 EAp2:Minimum Energy Performance
posted by  Kai Andrade  on 

It is required to factor in the initial equipment installation costs when calculating the annual cost for on-site renewable energy for a proposed building?

4
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7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Thu Feb 20, 2014, 2:56 am

Toilet Light Shut-Off

NC-2009 EAp2:Minimum Energy Performance
posted by  Marina Andrade  on 

Hi, bathrooms can have a manual shutdown device for lighting? It is mandatory that all toilets automatically switch off the lighting? Thanks

3
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7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Mon Feb 17, 2014, 5:33 pm

Buildings with special cooling coditions - Baseline

NC-2009 EAp2:Minimum Energy Performance
posted by  Alex Parella  on 

How could we find a baseline model for an intensely refrigerated building, such as skate / ski indoor pavilion? Does ASHRAE provide with some guide-lines or should we "build" our own baseline, modi

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Architect_LEED AP
LEEDuser Basic Member
6 thumbs up
Fri Feb 14, 2014, 5:59 pm

Do I model part-load curve for the DES default efficiency?

NC-2009 EAp2:Minimum Energy Performance
posted by  X. Chen  on 

The DES guideline (2010) allows us to model DES cooling plant with a COP of 4.4, which includes cooling towers and primary pumps.

2
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7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Tue Feb 11, 2014, 1:55 pm

Existing Building Envelope Wall

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

Project background: The project owner has purchased an unconditioned warehouse with the intent to convert it 100% into a school.

2
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Mon Feb 10, 2014, 10:23 pm

pipe insulation

NC-2009 EAp2:Minimum Energy Performance
posted by  Francesco Passerini  on 

If I model a hydronic HVAC plant shall I consider in the proposed model the heat losses through the pipes? And in the baseline model?

2
b.i.g. Bechtold DesignBuilder Expert
LEEDuser Basic Member
581 thumbs up
Mon Feb 10, 2014, 2:38 pm

Eap2. Fan Power Limitation Pressure Drop Adjustments.

NC-2009 EAp2:Minimum Energy Performance
posted by  Carlos Vazquez  on 

We are in process of submitting for certification a health care out patient clinic. The proposed buiding has air handling units are chilled water cooled with many devices.

2
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7group / Energy Opportunities
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4454 thumbs up
Mon Feb 10, 2014, 9:23 am