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Hybrid recooler

NC-v4 WEc3: Cooling tower water use
posted by Florian Schmidtchen on Aug 8, 2017, 6:05 am

Dear all,

Our MEP Engineer wants to implement a dual recooling system/the hybrid recooler of the series KAVH. For our building type and the location in Germany with strong temperature...

Last reply: Petra Holoubkova, Apr 28, 2020, 4:04 am

Master Site: Substitution credit from LEED v4 to LEED v4.1

NC-v4 WEc3: Cooling tower water use
posted by Mario Angelo Pinoli on Dec 17, 2019, 11:22 am

Hi everyone, 

we registered a project as a Master Site in LEED v4 version and we would like to replace the WEc3 credit with the same credit of the LEED v4.1 version.

The credit can'...

Last reply: David Hubka, Dec 17, 2019, 4:35 pm

Timing of water testing

NC-v4 WEc3: Cooling tower water use
posted by matt kaye on Dec 9, 2019, 8:15 am

Do you test the potable water anytime? or should the testing of the water be done after cooling tower start up process?

City Potable Water Analysis Reports

NC-v4 WEc3: Cooling tower water use
posted by Saif Abdulameer on Apr 11, 2018, 10:54 am

Can I use the potable water analysis reports from the city utility to calculate the cycles?

Last reply: Rebecca Aarons-Sydnor, Oct 30, 2019, 9:44 am

Cooling tower cycles

NC-v4 WEc3: Cooling tower water use
posted by Manuel Martin Delgado on Mar 30, 2016, 7:30 am

Hi,

I am a bit confused with the credit requirements for achieving 1 point.
We have already the make-up water parameters and we have calculated the cycles of concentration for each...

Last reply: Zeynep Cakir, Sep 12, 2019, 6:24 am

Filtering Water in Cooling Tower Basin opposed to Filtering Makeup Water

NC-v4 WEc3: Cooling tower water use
posted by Alyssa Faircloth on Aug 28, 2019, 12:12 pm

Our project is an apartment building with retail and utilizes its own chiller plant with cooling towers. We would like to reduce water loss through blowdown by treating the water in the cooling...

If treatment is used, cycles may exceed the number of cycles i the Table

NC-v4 WEc3: Cooling tower water use
posted by Sue Bryant on Jun 25, 2019, 3:52 pm

The FORM in LOL next to the Table: Potable water analysis, says that if treatment is used, cycles may exceed the number of cycles in the Table. 

What does this mean? If treatment is used,...

Clarifications on No Cooling Tower Credit.

NC-v4 WEc3: Cooling tower water use
posted by Priya Venkat on Mar 18, 2019, 11:18 am

Hi,

In one of the projects, there are no cooling tower. There are no AC Spaces in our project, and hence for the energy simulations ASHRAE 90.1 2010 Appendix G Space System 10 is selected...

Last reply: Bipin Karki, May 14, 2019, 3:11 pm

No Cooling Tower, has to be large building and non-residential?

NC-v4 WEc3: Cooling tower water use
posted by Maria Porter on Apr 24, 2019, 8:20 am

Hi,

If our project(s) have No cooling tower and no district cooling, can we not take the credit based on that our buildings are too small and that they are residential (nursing homes)? Is...

Last reply: Maria Porter, Apr 26, 2019, 3:54 am

100% nonportable water for cooling tower

NC-v4 WEc3: Cooling tower water use
posted by Thomas Tran on Feb 13, 2019, 4:08 am

Hi,

LEED reference document says in the Required document Table (page 309):

- Nonportable water analysis (if use 100% nonportable water) -------------------------------------- 2...