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EAc1 Space Cooling and Heating

NC-2009 EAc1:Optimize Energy Performance
posted by  Mark Rawson  on 

Hello, When I generate the EAc1 Summary Report in HAP I have a negative percent savings in space cooling and heating in the performance rating table.

1
Fri Jul 7, 2017, 2:12 pm

shgc Values

NC-2009 EAc1:Optimize Energy Performance
posted by  TOMAS URIBE  on 

Hello Marcus. The fenestration supplier of a project gave us SHGC values from a simulation. We would like to know if it is acceptable for LEED simulation.

1
Wed Feb 12, 2014, 8:02 pm

Efficiency curve

NC-2009 EAc1:Optimize Energy Performance
posted by  Francesco Passerini  on 

The efficiency of the boiler that I’m modeling has to respect Table 6.8.1F of ASHRAE 90.1:2007.

1
Mon Aug 13, 2012, 2:50 pm
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Wed Jul 28, 2010, 12:38 pm
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Thu Oct 21, 2010, 6:48 pm

Appendix G - Baseline Building Rotations

NC-2009 EAc1:Optimize Energy Performance
posted by  Kalyan Nishtala  on 

Hi All, Are baseline building rotations necessary for a new building that is connected to an existing building. Note that the new building is being modeled as a stand alone.

1
Mon Nov 19, 2012, 5:31 pm

Process Load

NC-2009 EAc1:Optimize Energy Performance
posted by  Muzammal Abbas  on 

Dear all, We are doing a factory project in pakistan, which have a 1200 kw process machinery load, after energy modeling without process load we are saving 55 % from baseline but after adding proce

1
Tue Aug 18, 2015, 1:10 pm

Weighted average for new construction + major renovation?

NC-2009 EAc1:Optimize Energy Performance
posted by  Bethany Beers  on 

We are performing a review of an energy model for a project that is a major remodel of an existing space with addition of new square footage.

1
Tue May 31, 2011, 2:05 pm

How to get the benefit of automatic shading control device

NC-2009 EAc1:Optimize Energy Performance
posted by  Yusuf Turab  on 

We are using Visual DOE 4.2 software for energy modeling and we are doing one LEED NC project, the project team is planning to do the automatic sensor control window shading device, and how to take

1
Fri Jul 1, 2016, 2:14 pm

Baseline HVAC Equip Vs. Proposed HVAC Equip

NC-2009 EAc1:Optimize Energy Performance
posted by  Greengrade User  on 

Question: Does the HVAC system for the baseline have to be the same type as the proposed design HVAC equipment? (ie.

1
Thu Sep 8, 2011, 2:42 pm