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Justification of usign the 9.6.2 Additional Power lighting in the Baseline Model

NC-v4.1 EAp2: Minimum Energy Performance
posted by Marc Maso on Jun 19, 2023, 12:22 pm

some post in this forum where the additional power has been defined as process load. For example:  https://leeduser.buildinggreen.com/forum/additional-interior-lighting-power-1 We use this assumption...

Last reply: Marcus Sheffer, Jun 22, 2023, 10:56 am

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: Mark Terpstra, May 31, 2023, 4:40 pm

ASHRAE 90.1-2016 Appendix G- Baseline Building Vertical Fenestration

NC-v4.1 EAp2: Minimum Energy Performance
posted by Mark Terpstra on May 31, 2023, 1:39 pm

Under ASHRAE 90.1-2010, if the fenestration area was less than 40%, the baseline had to match the proposed model for fenestration area. Now in ASHRAE 90.1-2016, there is a table published for the...

Last reply: Marcus Sheffer, May 31, 2023, 2:21 pm

Chilled Water for Process Cooling

NC-v4.1 EAp2: Minimum Energy Performance
posted by Antonio Cajas on Apr 10, 2023, 8:32 pm

Hello everyone,

I have a project for a warehouse, in which there are areas for storage and manufacturing of plastics. For the air conditioning system, two water cooled chillers are used....

Last reply: Marcus Sheffer, Apr 11, 2023, 10:15 am

Offsite Renewables contributing to the energy model

NC-v4.1 EAp2: Minimum Energy Performance
posted by Dave Hubka on May 21, 2019, 2:04 pm

Looks like we might begin to be able to claim offsite...

Last reply: Marcus Sheffer, Mar 6, 2023, 2:56 pm

Lighting Power Density in LEED v4.1 MEPC Calculator

NC-v4.1 EAp2: Minimum Energy Performance
posted by Gopinath Vasu on Nov 18, 2022, 1:47 am

Hi,

I have a question in LEED v4.1 Minimum Energy Performance Calculator. 

The "6a_Lighting Counts tab" takes the input of Occupancy sensor type in the proposed design for each...

Last reply: Tyler Thumma, Dec 16, 2022, 9:49 am

Elevator

NC-v4.1 EAp2: Minimum Energy Performance
posted by Davide Liviero on Jun 23, 2020, 11:23 am

Hello everyone,

I am trying to model the elevator in a 4 storey office building usign Design Builder v4.7 (bought in 2016). As far as I understood, with the latest LEED version elevators...

Last reply: Marcus Sheffer, Dec 15, 2022, 9:52 am

ASHRAE 90.1 Space by Space Method- Office, Enclosed or Open Plan

NC-v4.1 EAp2: Minimum Energy Performance
posted by Chenlu Li on Nov 30, 2022, 7:36 am

Hi all,

I have been working on the LEED energy model for an office building. There are different sizes of the offices in the building. It would be appreciated that anyone can let...

Last reply: Chenlu Li, Dec 14, 2022, 10:59 am

Minimum Energy Performance

NC-v4.1 EAp2: Minimum Energy Performance
posted by Ayman Raouf on Nov 13, 2021, 12:21 am

I am having difficulty understanding the modelling requirements for this prerequisite. 

Option 1 Whole Bulding Energy Simulation requires an energy simulation model to be done. It states...

Last reply: Marcus Sheffer, Dec 5, 2022, 4:21 pm

Submitting ASHRAE 90.1-2019 model in lieu of 2016- LI 10500

NC-v4.1 EAp2: Minimum Energy Performance
posted by Brightworks Sustainability on Aug 15, 2022, 5:56 pm

Good afternoon,

We’re working with a Multifamily building that’s pursuing compliance with LEED V4.1. According to LI 10500 a project may apply ASHRAE 90.1-2019 Appendix G in lieu of ASHRAE...

Last reply: Marcus Sheffer, Dec 5, 2022, 4:10 pm