Log in
Forum » NC-2009 EAc1
Topic

German Energy Saving Law Certificate as Submittal

NC-2009 EAc1: Optimize Energy Performance
posted by Dandan Li on Aug 26, 2016, 11:52 am

Hello all,
We have a LEED v2009 C&S project in Germany now. LEED asks for energy simulation according to ASHRAE Standard for the Prerequisite Minimum Energy Performance and Credit...

Last reply: Marcus Sheffer, Nov 27, 2023, 11:40 am

Modeling a District Energy Plant

NC-2009 EAc1: Optimize Energy Performance
posted by Jason Files on Sep 23, 2010, 3:27 pm

Hi. We are applying for LEED certification for a building housing a Central Utility Plant (CUP) which supplies district energy to a hospital campus. I'm using Trane TRACE to model the CUP...

Last reply: Cory Duggin, Mar 14, 2023, 11:47 am

Update energy model on construction phase review

NC-2009 EAc1: Optimize Energy Performance
posted by Vanessa Montezuma Ramos on Aug 23, 2022, 8:53 pm

Hi everyone. We have a LEEDv3 building that has suffered many updates in the past years. One of these changes refers to alternative energy sources: we are installing solar panels on the roof. The...

Last reply: Marcus Sheffer, Aug 24, 2022, 11:35 am

Baseline Case Chiller Selection: Type and number of chiller

NC-2009 EAc1: Optimize Energy Performance
posted by Manikandan S on Mar 19, 2018, 7:41 am

LEEDuser Expert 5796 thumbs up June 3, 2021- 11:06 am Since your question is unrelated to the original question in this thread please resubmit your question as a separate forum discussion post. That way...

Last reply: Marcus Sheffer, Jun 3, 2021, 11:06 am

LEED and ASHRAE Requirements for an Existing Building Model

NC-2009 EAc1: Optimize Energy Performance
posted by Tom Nichols on May 7, 2011, 8:51 am

We are modeling a new building for EAc1. There is a small existing building attached to this new building. It is less than 9% of the area of the two buildings combined. Part of the interior...

Last reply: Marcus Sheffer, Apr 20, 2021, 4:45 pm

Holes and vents modelling in Baseline

NC-2009 EAc1: Optimize Energy Performance
posted by Santiago Zarate on Dec 15, 2020, 11:38 am

We are certifying a project located in a city in Colombia with a tropical climate with average temperatures above 23°C all year round. The project takes advantage of this temperature and only...

Natural Ventilation: LEED Energy modeling

NC-2009 EAc1: Optimize Energy Performance
posted by Sadaf Alam on Jul 19, 2019, 11:27 am

Dear all,

We have an office building which is predominantly cooled by natural ventilation. Natural ventilation is being controlled by the operable windows through BMS. We are doing the...

Last reply: Tyler Thumma, Sep 12, 2019, 4:32 pm

Gas Fired Generators for Backup/Emergency

NC-2009 EAc1: Optimize Energy Performance
posted by Fatou Jabbie, | Technology | Design and Engineering Plan Reviews | Energy Code Compliance | Sustainability | LEED AP BD+C on Jun 26, 2019, 1:05 pm

Hello,

 I'd like advice on how to model high pressure gas to fuel three 300 kW backup generators. There is also subsequently piping in natural gas from the local utility used as fuel for...

Last reply: Marcus Sheffer, Jun 27, 2019, 1:21 pm

EWH ASHRAE Compliance

NC-2009 EAc1: Optimize Energy Performance
posted by Osama Touni on Mar 24, 2019, 6:09 am

Hi 

Regarding Electric water Heater, is there any equation to calculate the EWH energy factor to compare the result with the equation of ASHRAE 90.1-2007...EFmin = 0.97* − (0.00132 × V...

Last reply: Marcus Sheffer, Mar 26, 2019, 9:56 am

Slab-on-grade Vs Slab-below-grade

NC-2009 EAc1: Optimize Energy Performance
posted by Anna Korinkova on May 17, 2018, 8:11 am

We have an office building project with garages going 4 storeys underground. The building foundation slab is about 16m deep. Should this slab still be considered for 'slab-on-grade' (even if it...

Last reply: Marcus Sheffer, Oct 9, 2018, 3:51 pm