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water cooled chilller

NC-2009 EAp2: Minimum Energy Performance
posted by sherif el adly on Dec 1, 2016, 11:53 am

Hi Marcus

The building size is mandating to model the baseline with a water cooled chiller and I will compare the baseline with the design which is using HVAC that is (air cooled chiller...

Last reply: Marcus Sheffer, Dec 1, 2016, 12:40 pm

modeling with air cooled chiller

NC-2009 EAp2: Minimum Energy Performance
posted by sherif el adly on Nov 29, 2016, 10:11 am

the building size is mandating to model the baseline with a water cooled chiller and I will compare the baseline with the design which is using HVAC that is (air cooled chiller + ice storage +...

Concrete as Temp barriers

NC-2009 MRc2: Construction Waste Management
posted by Ahmad Gabir on Nov 29, 2016, 8:44 am

Hi , We are working on Mega project is Saudi Arabia where we are using the concrete waste to build Safety road/excavation barriers which will be used on site during construction instead of...

Last reply: Saud Abdul Rasheed, Nov 29, 2016, 9:05 am

LEED NCv 2009 Multi-Family Residential: Apartment

NC-2009 EAp2: Minimum Energy Performance
posted by junaid naseer on Nov 21, 2016, 3:52 pm

Hi All,

I have seen this point tackled in many comments earlier but we still have some doubts. We have a residential building of 16 floors which sits on a podium of 3 floors. Our issues...

Last reply: Marcus Sheffer, Nov 22, 2016, 12:36 pm

Chilled water flow and pipe sizes

CI-2009 EAc1.3: Optimize energy performance - HVAC
posted by Jayakumar Pamuri on Oct 25, 2016, 1:34 am

Hi All, I am here to post my query about chilled water system,flow and pipe sizes.

As everybody know chilled water flow is 1.5 usgpm/tr when chiller is selected at delt T 16°F & 2.4...

Last reply: Bazeeth Ahamed K M, Oct 26, 2016, 3:10 am

water cooled chillers

NC-2009 EAp2: Minimum Energy Performance
posted by sherif el adly on Oct 23, 2016, 3:50 pm

Hi Marcus,
I am working on a project in KSA of about 404330ft2.
According to that area and with reference to ASHREA appendix G, a water cooled chiller should be considered in baseline...

Last reply: Marcus Sheffer, Oct 23, 2016, 3:51 pm

Satisfaction rating

EBOM-2009 IEQc2.1: Occupant comfort - occupant survey
posted by Fareed Alghimlas on Aug 29, 2016, 4:20 am

Is it acceptable to resort to a 5 point scale on the comfort survey instead of the 7 point?
If the ultimate intention is to provide corrective action when a certain portion, overall, of the...

Last reply: Trista Brown, Oct 5, 2016, 1:22 pm

Survey Participants

EBOM-2009 IEQc2.1: Occupant comfort - occupant survey
posted by Fareed Alghimlas on Aug 29, 2016, 4:17 am

We’re working towards the certification of a large office building, where a good portion of the (FTEs) are subcontractors who spend time (minimum 40hrs/week) in the building but don’t necessarily...

Last reply: Trista Brown, Oct 5, 2016, 1:17 pm

A material with zero VOC content

NC-2009 IEQc4.1: Low-emitting materials - adhesives and sealants
posted by dia2000@gmail.com dia2000@gmail.com on Aug 23, 2016, 8:05 am

Hello,
We are submitting data about certain materials that has "zero"...

Last reply: dia2000@gmail.com dia2000@gmail.com, Sep 7, 2016, 5:19 pm

EAc1 points using DES Option 1 + A lot of Renewables

NC-2009 EAc1: Optimize Energy Performance
posted by Reniel Barroso on Aug 11, 2016, 1:54 am

Marcus Sheffer LEED Fellow 7group / Energy Opportunities LEEDuser Expert 5796 thumbs up August 31, 2016- 11:45 am Answered in the EAp2 forum. Log in or register to post comments ...

Last reply: Marcus Sheffer, Aug 31, 2016, 11:45 am