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Baseline HVAC system and envelope for hospital patient rooms

NC-2009 EAp2: Minimum Energy Performance
posted by Mark Benson on Nov 30, 2011, 2:49 pm

I'm not sure of the Baseline envelope and HVAC system to use in hospital patient rooms. For one, Section 3.2 defines "residential" as including patient rooms in hospitals. If you believe this,...

Last reply: Marcus Sheffer, Dec 1, 2011, 1:48 pm

Existing Building undergoing major renovation

NC-2009 EAp2: Minimum Energy Performance
posted by thomas beal on Nov 30, 2011, 4:13 pm

ASHRAE 90.1 states that existing buildings shall be modeled as is before renovations. Currently the building has all of the window openings boarded up. I'm thinking that the best scenario would...

Last reply: Marcus Sheffer, Nov 30, 2011, 5:32 pm

LEED NC rating for Non AC buildings

NC-2009 EAp2: Minimum Energy Performance
posted by Sundararaj Subburaman on Nov 18, 2011, 5:03 am

is on you to show that what you propose is better than standard practice. As Marcus noted, this has been addressed multiple times in this forum. Please read through some of the previous postings. Log...

Last reply: Marcus Sheffer, Nov 28, 2011, 2:41 pm

Including Mezzanines in the Energy Model

NC-2009 EAp2: Minimum Energy Performance
posted by Kellie Hollenbeck on Oct 13, 2011, 11:50 am

We are clear that for the total Gross Floor Area we have to include mezzanines. The project mezzanines are open to the floor below and are not used as...

Last reply: Christopher Schaffner, Nov 28, 2011, 11:54 am

Target Finder

NC-2009 EAp2: Minimum Energy Performance
posted by TEY SIUNG on Nov 25, 2011, 3:03 am

We are building a Hotel in Doha, Qatar. We are try to apply for LEED certified. While I start , I meet a Target Finder problem. This Target Finder only design for US climate. No international...

Last reply: Christopher Schaffner, Nov 28, 2011, 11:48 am

EAp2- Design and Buildt Contract

NC-2009 EAp2: Minimum Energy Performance
posted by André Knutsson on Nov 21, 2011, 8:01 am

Consto have a Design and Buildt Contract with the project owner. The Architects contracts is a part of the contract. His role in the project is design and drawing. Building physics is managed...

Last reply: André Knutsson, Nov 24, 2011, 1:20 am

UNUSUAL AND UNIQUE PROCESS LOAD

NC-2009 EAp2: Minimum Energy Performance
posted by Vindio Corro on Nov 15, 2011, 1:51 pm

We are working in a Project which is a unique green energy research facility (the second to be built in the World), and must receive the LEED Silver standard complying with the South Carolina...

Last reply: Marcus Sheffer, Nov 15, 2011, 2:25 pm

Unmet hours

NC-2009 EAp2: Minimum Energy Performance
posted by Sundararaj Subburaman on Nov 11, 2011, 3:38 am

Dear All,

I am working on a project where the base case is packaged single zone and proposed case has split units. The unmet hours in proposed case is less than 300hours in each zone. But...

Last reply: Christopher Schaffner, Nov 11, 2011, 2:22 pm

Both electric heat pump and district energy, what system?

NC-2009 EAp2: Minimum Energy Performance
posted by Emma Eliasson on Nov 2, 2011, 3:43 am

I have a multifamily building which is supplied with heat from both an electric heat pump and district energy. How do I choose between system 1 and 2? Which rules do apply? The relation between...

Last reply: Marcus Sheffer, Nov 7, 2011, 2:14 pm

Modeling DOAS System efficiencies

NC-2009 EAp2: Minimum Energy Performance
posted by Brandon Frey on Nov 1, 2011, 3:33 pm

I am modeling a geothermal heat pump system with a geothermal heat pump DOAS unit. The DOAS unit will be connected to the geothermal loop and will only provide 75 degree outside air to each heat...

Last reply: Christopher Schaffner, Nov 1, 2011, 5:31 pm