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Baseline HVAC DCV Sequence

NC-2009 EAp2:Minimum energy performance
posted by  Cory Duggin  on 

When the baseline system is required to have DCV, how should it be controlled. I'm not aware of any sections that details how the controls should work when it is implemented for the baseline.

1
Fri Dec 11, 2015, 3:39 pm

Ventilation and Energy Efficiency

NC-2009 EAp2:Minimum energy performance
posted by  Keerthi Ratnayake  on 

Hi, We are designing a building for tropical climate condition and thinking of having natural ventilation and mechanical ventilation only. i.e.

1
Tue Sep 17, 2013, 1:31 pm

Baseline for Ventilation Fan unconditioned space?

NC-2009 EAp2:Minimum energy performance
posted by  Zonda E. Team  on 

What is the baseline for a ventilation fan providing outdoor air to an unconditioned space?

1
Wed Jun 11, 2014, 1:01 pm

Parallel PIU fan energy

NC-2009 EAp2:Minimum energy performance
posted by  Magda Aghababyan  on 

My baseline is under system 6 in which the parallel PIU fans has to be introduced for each zones.

1
Fri Jun 20, 2014, 2:39 pm

Separated Baselines for Residential and Non-residential Portions

NC-2009 EAp2:Minimum energy performance
posted by  Wenguang Wang  on 

We have a hotel development project in China seeking for the LEED-NC v2009 certification. We are now facing a problem of setting the baseline case for the energy model.

1
Wed Apr 13, 2011, 12:27 pm

ASHRAE 90.1 - Section 8 Voltage Drop

NC-2009 EAp2:Minimum energy performance
posted by  Carolina Vergnano  on 

In the section 8.4 Feeder conductors shall be sized for a maximum voltage drop of 2% at design loadand branch circuit condutors shall be sized for a maximum voltage drop of 3% at design load. I'm

1
Wed Jun 29, 2011, 3:18 pm

Base case and proposed case modeling

NC-2009 EAp2:Minimum energy performance
posted by  CONSTANZA CATTAN  on 

At he moment, we are modeling a buried building with a green roof (as part of the energy efficiency strategy) according to the appendix G of the ASHRAE standard 90.1 (2007) The question regards the

1
Wed Oct 30, 2013, 11:08 pm

Vestibules

NC-2009 EAp2:Minimum energy performance
posted by  Viktor Reutherborg  on 

I'm working on a big building, mostly office but not exclusively, in Stockholm, Sweden. I'm currently working on a restaurant on the ground floor with an entrance from outside.

1
Fri Aug 15, 2014, 2:29 pm

HVAC System Type for Cold Storage Room

NC-2009 EAp2:Minimum energy performance
posted by  Santiago Rodriguez  on 

Dear Forum, I have the following issue: For the Certification of a Restaurant, there is an inside area that corresponds to cold storage rooms.

1
Wed Sep 12, 2012, 1:43 pm

Future Process Loads

NC-2009 EAp2:Minimum energy performance
posted by  Victoria Watson  on 

Hi, I am working on a hangar project.

1
Wed Jan 4, 2017, 4:58 pm