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Request for Resource on Standard EUI by Climate Zone and Building Typology

NC-v4 EAp2: Minimum Energy Performance
posted by Anurag Ghosh on Apr 11, 2025, 6:27 am

Hello everyone,

I’m looking for a reliable website or resource that provides standard or benchmark Energy Use Intensity (EUI) values categorized by climate zones and building typologies (e...

Last reply: Jamy Bacchus, Apr 14, 2025, 12:45 pm

ASHRAE 62.1 & ASHRAE 170

NC-v4 EAp2: Minimum Energy Performance
posted by Dave Hubka on Apr 10, 2025, 12:07 pm

Hello, 

My project is pursing v4 Healthcare certification, but posting to the NC forum. 

LEED for Healthcare requires the 'hospital rooms' adhere to the ventilation requirements of...

Last reply: Dave Hubka, Apr 10, 2025, 1:13 pm

Clarification on Baseline Equipment Efficiency Tables for Systems 2, 4, and 6 (ASHRAE 90.1-2010)

NC-v4 EAp2: Minimum Energy Performance
posted by Anurag Ghosh on Apr 8, 2025, 3:51 am

forum guidance, the applicable efficiency table is Table 6.8.1A of ASHRAE 90.1-2010. However, Table 6.8.1A lists multiple equipment types — air-cooled, water-cooled, evaporatively cooled, etc. Could...

Last reply: Marcus Sheffer, Apr 9, 2025, 10:58 am

VRF Performance Curve Set

NC-v4 EAp2: Minimum Energy Performance
posted by Junaid Mujahid on Jan 31, 2025, 12:20 am

Hi Everyone,

This may not be the right place to post software-related questions. But, I wanted to know whether LEED has anything to say about selecting the Performance Curve Set if that...

Last reply: Anurag Ghosh, Apr 9, 2025, 2:37 am

Calculating Baseline Fan Power and CFM?

NC-v4 EAp2: Minimum Energy Performance
posted by Rajat Wadhwa on Sep 15, 2023, 4:57 pm

community forum, GitHub repository, or knowledge base where users share such scripts or approaches for LEED modeling automation? Also, are there any best practices or common pitfalls to keep in mind when...

Last reply: Anurag Ghosh, Apr 5, 2025, 10:20 am

Option 1, Path 3. Streamlined DES Modeling

NC-v4 EAp2: Minimum Energy Performance
posted by Nasim Mirian on Oct 10, 2019, 12:07 pm

Hi,

I am trying to submit for LEED v4 for a campus building which is served by the campus central plant.we are taking Option 1, Path 3. Streamlined...

Last reply: Tyler Thumma, Apr 3, 2025, 12:45 pm

Process Chiller in a Lab Building: 90.1-2019 Baseline vs. Proposed

NC-v4 EAp2: Minimum Energy Performance
posted by Kristy M. Walson on Mar 19, 2025, 6:16 pm

We're working on a 35,000 SF lab building on a campus district cooling loop. The baseline system type is #5, so there's no chilled water in the baseline. The project overcoming the process heat...

Last reply: Marcus Sheffer, Mar 28, 2025, 10:41 am

Cooling Efficiency of packaged units larger than 60 tons

NC-v4 EAp2: Minimum Energy Performance
posted by Dave Hubka on Feb 18, 2025, 8:02 am

https://www.ahrinet.org/system/files/2023-06/ANSI_AHRI_Standard_340-360-... I have this question into GBCI, manufacturers, HVAC designers, HVAC contractors, and energy modelers. Will post response(s) and solutions to this forum as they are received.  When units get this big...

Last reply: Dave Hubka, Mar 14, 2025, 12:42 pm

Regd. pressure drop adjustments in baseline fan power calculator

NC-v4 EAp2: Minimum Energy Performance
posted by Anurag Ghosh on Mar 8, 2025, 1:01 am

Hello All,

I will generally put this question to Marcus. We generally use 7group's baseline fan power calculator to account for fan power and pressure rise accordingly. Now, I have some...

Last reply: Tyler Thumma, Mar 13, 2025, 8:36 am

Regd. Primary Secondary Pump Arrangement in PRM Baseline System 8 Modelling

NC-v4 EAp2: Minimum Energy Performance
posted by Anurag Ghosh on Mar 5, 2025, 7:57 am

Hello All,

Can someone clarify whether we need to have a primary secondary arrangement for pumps in chilled water as well as condenser water loops. I am not getting a clarity of this...

Last reply: Tyler Thumma, Mar 13, 2025, 8:33 am