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Fluid integrated economizer for system 11

NC-v4.1 EAp2: Minimum Energy Performance
posted by Narguess Kh on Jun 29, 2021, 6:37 am

I am working on a data center which is located in climatic zone 4A. considering the size of computer rooms in this development, System type 11 should be used in computer rooms.

Based on...

Last reply: Tyler Thumma, Aug 3, 2021, 12:53 pm

Enclosed Garage Ventilation

NC-v4.1 EAp2: Minimum Energy Performance
posted by Ying Lindsey on May 28, 2021, 3:12 pm

How to simulate the baseline enclosed parking garage with exhaust air fan and makeup air fan in the example below?

Example: The designed enclosed parking garage is 10,000 square feet with...

Last reply: Tyler Thumma, Jul 15, 2021, 1:07 pm

Ratio Windows/Wall in baseline model Table G1.1.1-1

NC-v4.1 EAp2: Minimum Energy Performance
posted by Marc Maso on Jun 23, 2021, 12:10 pm

Dear Srs, I hace a question about the ratio windows/walls in leed v4.1. Is for a building with two differents uses: 3.117 m2 of office and 13.472m2 of warehouse.

When we had modeled the...

Last reply: Marcus Sheffer, Jun 23, 2021, 2:38 pm

Energy Model Points clarification using ASHRAE 90.1.2013

NC-v4.1 EAp2: Minimum Energy Performance
posted by Swaminathan S on Jun 8, 2021, 1:07 pm

Greetings to All,

Hope all are safe.

We are doing the energy model for office building in which electrical energy only used.

We know that, achieving the energy savings under...

Last reply: Marcus Sheffer, Jun 8, 2021, 1:55 pm

LEED v4.1 vs LEED v4- relevant loss of points

NC-v4.1 EAp2: Minimum Energy Performance
posted by Ricardo Sá on Mar 4, 2020, 9:42 am

Hi,

we are currently working in a LEED certification of a new office building, and considering the upgrade to LEED v4.1.

In what relates with energy performance we...

Last reply: Randy Scott, May 17, 2021, 6:30 pm

Historic Buildings outside US + Requirements for Historic Buildings

NC-v4.1 EAp2: Minimum Energy Performance
posted by Isabel Santos on May 13, 2021, 8:07 am

According to 4.2.1.3, existing buildings must comply with Sections 5, 6, 7, 8, 9 and 10, or 11 or Appendix G. Although, based on exception 4.2.1.3, historic buildings do not require to comply...

Last reply: Marcus Sheffer, May 14, 2021, 2:40 pm

ASHRAE 90.1 2016- Mandatory Provisions- Workers` Accommodation Building

NC-v4.1 EAp2: Minimum Energy Performance
posted by Amgad Khattab on May 3, 2021, 5:56 pm

We have a Workers` accomdination building which mainly comprimes of 3 floors and each floor has 32 room. Each room has 2 single bedrooms. Whie checking complying with ASHRAE 90.1 2016 - Mandatory...

Last reply: Marcus Sheffer, May 3, 2021, 6:45 pm

Elevators in the Proposed

NC-v4.1 EAp2: Minimum Energy Performance
posted by Isabel Santos on Feb 26, 2021, 2:59 pm

I am currently computing the elevators' energy consumption in the baseline according to Table G3.1, section 16. After assessing the total peak elevator motor power per car, as Design Builder (...

Last reply: Marcus Sheffer, Mar 3, 2021, 10:55 am

Fan power

NC-v4.1 EAp2: Minimum Energy Performance
posted by Samer Hassanie on Feb 2, 2021, 6:38 am

According to ASHRAE std. 90.1 2010, appendix G, section G3.1.2.9.1/ ASHRAE std. 90.1 2016, appendix G, section G3.1.2.8.1:
“If return or relief fans are specified in the proposed design,...

Last reply: Tyler Thumma, Feb 11, 2021, 2:32 pm

Thermal Blocks

NC-v4.1 EAp2: Minimum Energy Performance
posted by Davide Liviero on Dec 10, 2020, 5:28 am

Hello everyone,

I am modelling a 3-floor office building. Each floor is mainly occupied by open offices, which face all 4 sides. Also, each floor has its own...

Last reply: Marcus Sheffer, Dec 14, 2020, 5:18 pm