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Can COMcheck be used for EAc2 compliance?

NC-v4 EAc2: Optimize Energy Performance
posted by Aditya Potipireddi on May 13, 2020, 1:35 pm

Hello All,

I have an architect telling me that a project in Miami, FL used COMcheck to show compliance with EA Credit Optimize Energy Performance. Is this possible? I would assume no,...

Last reply: Christopher Schaffner, May 13, 2020, 4:27 pm

Round off in % of saving

NC-v4 EAc2: Optimize Energy Performance
posted by SAMY Chamy on Mar 17, 2018, 5:20 am

Dear All:-

it our industrial project we have energy cost saving of 37.8%  can we take it as 38% to get more points because i need 15 points in energy to get correct ratings 

...

Last reply: Maria Grimm, Apr 20, 2020, 8:24 pm

Lab Exhaust Fan Power- ASHRAE 2013

NC-v4 EAc2: Optimize Energy Performance
posted by Pooja Sannamani on Mar 30, 2020, 8:01 pm

Hi,

I am working on a laboratory project and we are using ASHRAE 90.1 2013 for the energy credit.  In 2013 it states the baseline lab exhaust shall be modeled as constant horsepower...

Last reply: Tyler Thumma, Apr 15, 2020, 1:16 pm

Points in Addition to Renewable Energy Production?

NC-v4 EAc2: Optimize Energy Performance
posted by Dianne Herrin on Mar 16, 2017, 2:17 pm

Hi - Our solar PV system is adding two points to our "optimize energy performance" category due to the cost offset. Can I also claim additional points for...

Last reply: Stephanie Graham, Mar 16, 2020, 1:29 pm

Energy Model Room category for server room relevant in baseline building

NC-v4 EAc2: Optimize Energy Performance
posted by Benjamin Weise on Mar 6, 2020, 6:08 am

We're modelling an office building (space by space method) with a relatively big server room (50kW). We couldn't find a room type that corresponds to a server room and are wondering whether it'll...

Last reply: Benjamin Weise, Mar 10, 2020, 10:59 am

Question on Table 6.5.3.1.1B of ASHRAE 90.1-2010- How is prssure drop of the Air Heat recovery system of the base calculated?

NC-v4 EAc2: Optimize Energy Performance
posted by Stephan Zweig on Feb 5, 2020, 4:47 am

Please give me a feedback if I have calculated right the Fan Power of the baseline building. Note that my baseline building requires an air heat recovery system (based on ASHRAE 90.1-2010) and...

Last reply: Tyler Thumma, Feb 18, 2020, 9:53 am

Control of Energy Recovery System in the Baseline Building: Is an Economizer required or not?

NC-v4 EAc2: Optimize Energy Performance
posted by Stephan Zweig on Feb 5, 2020, 4:42 am

Dear Leed users,

Baseline building based on ASHRAE 90.1-2010:

  1. In my case based on paragraph G3.1.2.11 and in accordance with Section 6.5.6.1 due to the climate zone and the %...

Last reply: Konstantina Kalliakoudi, Feb 18, 2020, 2:27 am

Baseline for Manufacturing facility energy usage...

NC-v4 EAc2: Optimize Energy Performance
posted by Rick Alfandre on Feb 10, 2020, 2:15 pm

We are dealing with a manufacturing facility that has energy intensive process loads.   Is there a standard way to establish a base case for manufacturing process loads?   

How does one...

Last reply: Marcus Sheffer, Feb 14, 2020, 12:23 pm

Fire Station Baseline System

NC-v4 EAc2: Optimize Energy Performance
posted by Jennifer Luce on Jan 29, 2020, 3:55 pm

I understand fire station has residential spaces.  Under 90.1, it requires residential to use PTAC #1 for system type.  Due to having gas available, is it correct to model the baseline system...

Last reply: Marcus Sheffer, Feb 5, 2020, 2:46 pm

Question on Table 6.5.3.1.1B of ASHRAE 90.1-2010- How is prssure drop of the Air Heat recovery syste,

NC-v4 EAc2: Optimize Energy Performance
posted by Stephan Zweig on Feb 5, 2020, 4:45 am