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In- or exclude energy use of servers (tenants) in C&S for a datacenter

CS-v4 EAc2: Optimize Energy Performance
posted by Janine van den Kerkhof on Feb 17, 2022, 8:01 am

We are targeting LEED certification for a new Datacenter. Since there are no tenant agreements yet, we using the Core & Shell scheme. 

Although we are modelling the heat loads of the...

Last reply: Marcus Sheffer, Feb 17, 2022, 5:46 pm

Mass Floor vs. Slab below grade for CSv4- Prescriptive Approach

CS-v4 EAc2: Optimize Energy Performance
posted by Kena David on Jul 14, 2020, 2:18 pm

We are pursuing CSv4 for a project and using the prescriptive approach for Optimize Energy Performance. I need clarification on the AEDG Table definitions for 'Mass Floors' and 'Slabs-Unheated...

Last reply: Marcus Sheffer, Jul 14, 2020, 2:52 pm

Exemplary Performance

CS-v4 EAc2: Optimize Energy Performance
posted by Maria Porter on Nov 29, 2019, 6:21 am

Is the Exemplary Performance threshold 54 % for CS as well (like NC?) The leap seems bigger for CS project than for NC Projects, based on that the table ends on 47 % for CS and 50 % for NC, both...

Last reply: Maria Porter, Dec 2, 2019, 9:21 am

Tenant Lease Agreement- Lighting

CS-v4 EAc2: Optimize Energy Performance
posted by Ciaran McCabe on Apr 10, 2019, 10:46 am

Hi,

For a LEED V4 Shell and Core building, where the lighting has already been installed as part of the Landlord works (and modelled accordingly using the ASHRAE 90.1 methodology), is...

Last reply: Marcus Sheffer, Apr 10, 2019, 11:33 am

Large Office building

CS-v4 EAc2: Optimize Energy Performance
posted by Nasim Mirian on Nov 28, 2018, 2:32 pm

Our team is working on a large commercial building (13 level of parking+2 levels of lobby+ 37 levels of office space) C&S LEED v4 model. we are using IES VE for the modeling. The model is...

Last reply: Marcus Sheffer, Nov 28, 2018, 4:46 pm

Purchased chilled water modelling but pursuing cooling tower use credits

CS-v4 EAc2: Optimize Energy Performance
posted by Nuttanee Vongveeranonchai on Oct 24, 2018, 11:29 pm

Dear All,

My project is a part of a big master development, but is planning to have its own certification. This condition allows us purchasing chilled water from the master site. So, we...

Last reply: Marcus Sheffer, Oct 26, 2018, 12:18 pm

Other Legally Binding Documents to address Local Code in Tenant Spaces

CS-v4 EAc2: Optimize Energy Performance
posted by Teresa Stern on Aug 20, 2018, 3:43 pm

Hi, I'm working on a CS project in WA state, which has an energy code more stringent than the ASHRAE baseline. With v2009, we were able to utilize the better lighting performance of local code as...

Last reply: Marcus Sheffer, Aug 20, 2018, 4:41 pm

Lease language

CS-v4 EAc2: Optimize Energy Performance
posted by MKK LEED on May 5, 2017, 10:27 am

WE have a core and shell building, the owner signed one tenant without lease language. Can we include the lease language for the rest, just not that one?
Code here is IECC2015 which is...

Last reply: Teresa Stern, Aug 20, 2018, 3:11 pm

Baseline Heat Rejection System 7

CS-v4 EAc2: Optimize Energy Performance
posted by Ciaran McCabe on Jul 19, 2018, 6:24 am

Hi I am using Baseline system 7 and I notice that the heat rejection energy is higher than expected.   

ASHRAE 90.1 2010 SI edition states "The heat rejection device shall be an axial fan...

Last reply: Marcus Sheffer, Jul 20, 2018, 4:05 pm

ASHRAE 90.1-2010 Baseline Fan Power Calculator

CS-v4 EAc2: Optimize Energy Performance
posted by Ciaran McCabe on Mar 27, 2018, 5:37 am

Hi,

As anyone got a Baseline Fan Power Calculator for ASHRAE 90.1 2010 like what was available for 90.1 - 2007 created by the 7 group ? 

Last reply: Ciaran McCabe, Apr 4, 2018, 10:28 am