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modeling baseline Service Water heater per ASHRAE 90.1 2016 table G3.1.1-2

NC-v4.1 EAp2: Minimum Energy Performance
posted by John on Feb 3, 2025, 9:09 am

Hi,

I am working on a 6-floor residential building with two non-residential floors. For proposed case, the building uses two water heaters, one is a heat pump, connected to a geothermal...

Last reply: Shun McMillian, Apr 4, 2025, 8:58 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

ASHRAE 90.1-2016 & BPF

NC-v4.1 EAp2: Minimum Energy Performance
posted by Charalampos Giannikopoulos on Feb 17, 2025, 10:29 am

The use of the Building Performance Factor (BPF) dramatically enhances the baseline performance of a building by artificially adjusting and reducing the baseline unregulated energy cost. This...

Last reply: Anurag Ghosh, Apr 5, 2025, 10:38 pm

Prescriptive Compliance- Documentation?

CI-v4.1 EAp2: Minimum Energy Performance
posted by Edgar Arevalo on Oct 3, 2023, 3:00 pm

So how should one pursue the prescriptive method for this prerequisite?  In the sample form, it says to provide documentation demonstrating compliance with ASHRAE 90.1-2016, Sections 5 though 9...

Last reply: Marcus Sheffer, Apr 6, 2025, 2:24 pm

Submitting Minimum Energy Performance Data for Multiple Buildings in LEED Campus Group Approach

CS-v4 EAp2: Minimum Energy Performance
posted by Alvaro Twose on Nov 12, 2024, 7:25 am

Hello LEED colleagues,

I'm working on a Core & Shell project with multiple buildings under LEED Campus following the Group Approach. I've encountered a challenge when submitting the...

Last reply: Marcus Sheffer, Apr 6, 2025, 2:30 pm

Modelling energy savings for interior equipment especially lifts/elevators

NC-v4 EAc2: Optimize Energy Performance
posted by Anurag Ghosh on Apr 4, 2025, 4:06 am

Hi everyone,

I’m working on an energy model based on ASHRAE 90.1-2010 Appendix G and have a query regarding elevators and lifts. Since ASHRAE 90.1 treats elevators as non-regulated loads,...

Last reply: Marcus Sheffer, Apr 6, 2025, 3:13 pm

Internal Connectivity of a 3ha ND project. How to calculate?

ND-v4 NPDp3: Connected and open community
posted by Marine Petrosyan on Apr 5, 2025, 12:15 pm

Hi, All!
 

Dear Community, 

One of my current projects has a 3hectare territory (more than 5acre), and with all its characteristics goes under LEED ND (it has a "City-in-a-...

Last reply: Marine Petrosyan, Apr 7, 2025, 4:17 am

Open-grid pavement system- is gravel inside the openings compliant?

NC-v4 SSc5: Heat Island Reduction
posted by Aleksandra Prawda on Jul 29, 2020, 8:14 am

Hi all,

In my projects in Poland usually when we aim to achieve heat island option 1. points with non-roof "open-grid pavement" strategy we mean permeable grass pavers, just like the ones...

Last reply: Dave Hubka, Apr 7, 2025, 10:45 am

Visitability requirements for multiunit redsidential towers with several stories?

ND-v4 NPDc11: Visitability and universal design
posted by Marine Petrosyan on Apr 7, 2025, 4:23 am

Hi, All!

The "Visitability and Universal Design" credit states three types of dwelling units for projects with new DUs - detached single, attached single, buildings with 2 or 3 DUs. The...

Last reply: Eliot Allen, Apr 7, 2025, 12:00 pm

Helpful links to complete Site Assessment worksheet

NC-v4.1 SSc1: Site assessment
posted by Micah McLain on Jun 28, 2024, 12:11 pm

Which websites do you all use to complete your Site Assessment worksheets for US-based projects? For instance, I use https://msc.fema.gov/portal/...

Last reply: Emily Purcell, Apr 7, 2025, 2:39 pm