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Principal Heating source

NC-2009 EAc1: Optimize Energy Performance
posted by Rahula Attalage on Feb 3, 2018, 2:26 am

Dear All,

I am in the process of making a NC submittal for an industrial facility. The energy supply system is based on Gas Engine Elect  Generators and their waste heat is used to run the...

Last reply: Marcus Sheffer, Feb 8, 2018, 10:04 am

Minimum 18% energy saving after April 2016- Scoring

NC-2009 EAc1: Optimize Energy Performance
posted by Eric Claycamp on Nov 21, 2017, 11:47 am

My project will likely reach 20% to 23% Energy Savings. Does this mean I can only score the points after I meet the minimum? In other words is a 20 percent reduction only one credit point? Or is...

Last reply: Marcus Sheffer, Dec 28, 2017, 11:02 am

Energy modeling- DOAS units with reactivation air

NC-2009 EAc1: Optimize Energy Performance
posted by Matt Hollenbeck on Dec 7, 2017, 10:14 am

them for help. There is also a Trace Users discussion forum at onebuilding.org where you can post questions. In general if the software you are using cannot explicity and directly model something...

Last reply: Marcus Sheffer, Dec 9, 2017, 2:31 pm

Office Building with Data Center

NC-2009 EAc1: Optimize Energy Performance
posted by Lise Dannesboe on Oct 3, 2012, 7:31 am

I have a possible case with a office building that also contains a large Data Center. The data center is only 2 % of the square meters, but accounts for about 85 % of the preliminary assumed...

Last reply: Tristan Roberts, Nov 27, 2017, 9:36 am

Energy Saving from Process Boiler

NC-2009 EAc1: Optimize Energy Performance
posted by sompoche sirichote on Sep 14, 2017, 5:14 am

Our project is an existing manufacturing project and we have 1 existing steam boiler and will install 1 new.

Both steam boilers will supply steam for process equipment only not for space...

Last reply: kapil Bhati, Oct 12, 2017, 5:51 am

Orientation for existing building energy simulation

NC-2009 EAc1: Optimize Energy Performance
posted by Mark JIN on Aug 1, 2017, 6:12 am

Hello,

I'm doing a factory project in Bangkok now. A new production building will be built adjacent to an existing production building. And renovation work will also be conducted on the...

Last reply: Marcus Sheffer, Aug 1, 2017, 11:28 am

EAc1 Space Cooling and Heating

NC-2009 EAc1: Optimize Energy Performance
posted by Mark Rawson on Jul 6, 2017, 7:27 pm

on their forum by email (hap-users@lists.onebuilding.org). Good luck Log in or register to post comments ...

Last reply: Khaled Fouda, Jul 7, 2017, 10:12 am

ASHRAE 90.1-2015 to 2007 equivalency table

NC-2009 EAc1: Optimize Energy Performance
posted by Luis Huertas on May 18, 2017, 1:31 pm

We are working on a project that is using ASHRAE 90.1-2015 version and we are looking for a table listing the equivalency of points similar to the one done for the 2010 version? Any resources...

Last reply: Billy Condor, Jun 16, 2017, 5:23 pm

DES with CHP, electric and absorption chillers and boilers

NC-2009 EAc1: Optimize Energy Performance
posted by Ricardo Sá on May 16, 2017, 10:51 am

A building pursuing LEED 2009 NC certification will be located in a campus with a District Energy System (...

Last reply: Marcus Sheffer, May 26, 2017, 11:22 am

Baseline System 2

NC-2009 EAc1: Optimize Energy Performance
posted by SSN Energy Model on Apr 16, 2017, 2:02 am

As per Table 6.8.1D, I observed the following
EER = 12.3-(0.213*Cap/1000) EER
Also, Cap means the rated cooling capacity of the product in...

Last reply: Marcus Sheffer, Apr 21, 2017, 10:48 am