Log in
Forum » NC-2009 EAp2
Loading...
Topic

Energy modeling, Chiller at AHRI conditions

NC-2009 EAp2: Minimum Energy Performance
posted by Santiago Sánchez Sánchez on Mar 10, 2020, 1:17 pm

Hi,

I’m modeling a building which has water-cooled chillers.

It comes down that the provider has sent us the chiller specs, and the chiller efficiency was tested at no AHRI...

Last reply: Tyler Thumma, Mar 25, 2020, 3:15 pm

Baseline Chillers

NC-2009 EAp2: Minimum Energy Performance
posted by Santiago Sánchez Sánchez on Mar 12, 2020, 4:27 pm

Greetings,

We are working on a large project which has 10 customized Chillers each chiller over 2,000 tons.

When I model the baseline, the total cooling capacity is...

Last reply: Marcus Sheffer, Mar 13, 2020, 10:26 am

90.1 Mandatory Provisions

NC-2009 EAp2: Minimum Energy Performance
posted by Charles Daze on Oct 20, 2015, 12:47 pm

Does Appendix G or LEED modeling protocol require the baseline building be modeled with all of the mandatory provisions of Section 6.4? And if so where is this stated?

Appendix G implies...

Last reply: Gustavo De las Heras Izquierdo, Feb 19, 2020, 3:41 pm

Mandatory provisions ASHRAE 90.1.2007- International projects

NC-2009 EAp2: Minimum Energy Performance
posted by Elodie DUMAS on Feb 5, 2013, 3:58 am

Dear all,

My question concerns the issue “EA prerequisite 2-Minimum Energy Performance”, especially the following requirements :
“Compliance with the mandatory provisions (Sections...

Last reply: Sara YOUSSOUFI, Feb 5, 2020, 12:23 pm

Software limitations

NC-2009 EAp2: Minimum Energy Performance
posted by Nicolas Martinez Ochoa on Jan 22, 2020, 10:04 am

Hello

I have issues simulating a water cooled coil (software limitations), and so I’m trying to simulate an equivalent thermodynamically system. I want to know if this methodology is valid...

Last reply: Nicolas Martinez Ochoa, Jan 24, 2020, 11:10 am

Baseline hot water generation

NC-2009 EAp2: Minimum Energy Performance
posted by Ciaran McCabe on Mar 2, 2016, 6:48 am

The Design Preliminary Review has been completed on one of my projects and we have one query from EAp2 which appears unclear. It states that ‘heating equipment should be heat pumps in both...

Last reply: Eva Denton, Jan 9, 2020, 6:10 am

Modeling Evaporative cooling systems (ambiator)

NC-2009 EAp2: Minimum Energy Performance
posted by Visu Boj on Sep 29, 2015, 3:26 am

Hi all,
Iam modelling ambiator for a factory building in India. My baseline system is Packaged...

Last reply: Marcus Sheffer, Dec 22, 2019, 5:24 pm

CO2-eq emissions reduction

NC-2009 EAp2: Minimum Energy Performance
posted by Omar ElRawy on Apr 16, 2014, 4:43 am

Dear all,
Iam working on an international project and I can find my country and all countries in the list of Energy Star target finder, so I wonder why projects outside the US...

Last reply: Waleed AlGhamdi, Dec 13, 2019, 6:16 pm

ASHRAE Mandatory Provisions for Building Envelope

NC-2009 EAp2: Minimum Energy Performance
posted by Rouba Nassar on Mar 30, 2010, 6:07 pm

Hi,

We are a UK-based consultancy, working on LEED for a mall, and we have a bit of trouble interpreting some of the terminologies & requirements of ASHRAE Tables 5.5 for Building...

Last reply: Gustavo De las Heras Izquierdo, Dec 3, 2019, 6:04 am

Plug loads for server rooms

NC-2009 EAp2: Minimum Energy Performance
posted by MARCIO OROFINO on Apr 22, 2015, 4:39 pm

Hi.
I am working for this project - a small one-floor office building, which has a 14 m2 server room. The project for the server room has not been developed yet - there will be a specific...

Last reply: NANDA GOWRI, Nov 27, 2019, 8:55 pm