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System 7- Constant Volume- 24/7 spaces

NC-2009 EAc1: Optimize Energy Performance
posted by Victoria Watson on Jun 25, 2014, 10:53 am

Hi,

I am classifying my 24/7 elec/comms rooms under G3.1.1 Exception b and therefore modeling them with System 3 - Constant volume packaged roof top air conditioner.

My question is...

Last reply: Marcus Sheffer, Nov 4, 2014, 9:54 am

Microturbines and gas rates for energy modeling

NC-2009 EAc1: Optimize Energy Performance
posted by Sherman Aronson on Oct 29, 2014, 9:55 am

For a high rise project the client is considering investing in micro-turbines to generate electrical power on site from natural gas. The utility company will provide the fuel at a reduced cost to...

Last reply: Sherman Aronson, Nov 3, 2014, 8:51 am

Modeling Laboratory Systems

NC-2009 EAc1: Optimize Energy Performance
posted by Victoria Watson on Oct 22, 2014, 7:15 pm

Hi, I am starting work on a laboratory building and have been looking at the standards to see how they apply. The project will use both an ASHRAE 90.1 2007 and 2010 baseline building (one of...

Last reply: Julia Weatherby, Oct 23, 2014, 7:44 am

percentage of vertical fenestration

NC-2009 EAc1: Optimize Energy Performance
posted by Francesco Passerini on Oct 16, 2014, 4:14 am

I have a doubt concerning the percentage of vertical fenestration I have to consider for Table G3.1 5.c.
Let me give you an example. A squared building has four facades, all with the same...

Last reply: Marcus Sheffer, Oct 22, 2014, 10:43 pm

How to model thermal breaks correctly?

NC-2009 EAc1: Optimize Energy Performance
posted by Saju Varghese on Oct 21, 2014, 5:28 pm

I have a question, we have received a comment from a LEED reviewer requesting for the following information:

"Table 1.4 of the template appears to indicate that all the...

Last reply: Marcus Sheffer, Oct 22, 2014, 10:42 pm

DES Option 2- Clarification

NC-2009 EAc1: Optimize Energy Performance
posted by FABIO VIERO on Sep 10, 2014, 11:44 am

Hi, we are working on a LEED NC 2009 project consisting of an office building, where the thermal energy (heating via hot water) is generated and distributed by means of a municipal grid (about 40...

Last reply: Marcus Sheffer, Oct 20, 2014, 11:37 am

Major renovation energy model

NC-2009 EAc1: Optimize Energy Performance
posted by Ron Dean on Oct 7, 2014, 11:05 am

I am working on the energy model of an renovated building, where only the...

Last reply: Marcus Sheffer, Oct 7, 2014, 11:14 am

Status of covered outside space and Energy Modeling

NC-2009 EAc1: Optimize Energy Performance
posted by Amanda Johnson on Sep 15, 2014, 12:26 pm

Hello,
We are working on a mixed use project with a glass-covered outdoors space that fills the void between 3 different buildings (hotels, conference and restaurant). The space will be...

Last reply: Amanda Johnson, Sep 18, 2014, 11:31 am

Seeking feedback for denied credit

NC-2009 EAc1: Optimize Energy Performance
posted by Brian Harris on Sep 16, 2014, 1:21 pm

Please see below for comments from USGBC relative to our design submittal for Portland Fire & Rescue Station 21 (1000020729).

We've sent inquires to USGBC several times with no...

Last reply: Marcus Sheffer, Sep 17, 2014, 9:59 am

Solar Water Heater Savings Calculation

NC-2009 EAc1: Optimize Energy Performance
posted by Jimmy Sparkman on Sep 8, 2014, 4:43 pm

I need to document, through LEED NC 2009, my energy savings through the use of a solar water heater. I'm not certain if there is a savings estimating spreadsheet out there for use or not. If so...

Last reply: Marcus Sheffer, Sep 9, 2014, 11:21 am