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Required documentation for WEc3 Option 1 Cooling Tower Cycles of Concentration

NC-v4.1 WEc3:Optimize Process Water Use
posted by  Mark Benson  on 

For Option 1 Cooling Tower Cycles of Concentration, in addition to filling out the Potable water analysis table and uploading "a narrative describing the methodology that was used to conduct the po

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No Cooling Tower

NC-v4.1 WEc3:Optimize Process Water Use
posted by  Azra   on 

Hello,

we are working on numerous projects which do not include a cooling tower nor evaporative condensers. 

5
Practice Leader - Sustainability
EUA
LEEDuser Expert
510 thumbs up
Tue Dec 19, 2023, 1:21 pm

Optimize Process Water Use, Option 2 with ASHRAE 90.1 2010 model?

NC-v4.1 WEc3:Optimize Process Water Use
posted by  Deb Favaretto  on 

We are submitting a LEED v4 BD+C NC project with LEED v4.1 upgrades on a credit-by-credit basis. Minimum and Optimize Energy Performance have remained v4.

3
www.afogreenbuild.com
Green Building Consultant
LEEDuser Premium Member
249 thumbs up
Tue Dec 19, 2023, 1:06 pm

"No cooling tower" option removed

NC-v4.1 WEc3:Optimize Process Water Use
posted by  Paula Melton  on 

It appears that Option 2, "No Cooling Tower," has been removed from this credit with addendum #10002465.

9
Sustainability Manager
Burns & McDonnell
LEEDuser Basic Member
24 thumbs up
Wed Jun 14, 2023, 10:24 am

Option 1 - what is the minimum number of cycles

NC-v4.1 WEc3:Optimize Process Water Use
posted by  Gustavo De las Heras Izquierdo  on 

Hello,

Let's say that my project has a bad quality of potable water, and the concentration levels are the same as Table 2. Therefore, the maximum number of cycles would be "1 cycle".

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Option 1 - what is the maximum number of cycles

NC-v4.1 WEc3:Optimize Process Water Use
posted by  Michael   on 

The guideline said to maximize the number of cycles by not exceeding the maximum concentration level. However, it's unclear what is the maximum cycle numbers that LEED is looking for.

1
Tue Jun 28, 2022, 4:53 pm

The project is the central energy plant

NC-v4.1 WEc3:Optimize Process Water Use
posted by  Stephanie Graham  on 

Our project is a LEED v4/v4.1BD+C new central cooling plant which uses geothermal for cooling on a university campus.  Besides the plant, the building has office areas for the operators o

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