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C&S office now with Upgraded Core and Shell Services in Tenancies

CS-v4 EAp2: Minimum Energy Performance
posted by James Duggan on Feb 8, 2018, 9:57 am

Hi, I'm working on an office C&S project.  Up until recently the MEP strategy was natural ventilation of all tenancies and for this reason the tenancy was envisaged to be modelled that way....

Purchased Chilled Water in System 3, Different cooling energy types

CS-v4 EAp2: Minimum Energy Performance
posted by Martin K on Jan 29, 2018, 10:46 am

Hi all,

I need help with these three questions:

Case 1) when a proposed building is supplied with purchased chilled water, but a VRV system serving a server rooms is supplied with...

Last reply: Marcus Sheffer, Feb 5, 2018, 1:59 pm

Modeling Mechanical Systems for Core Areas

CS-v4 EAp2: Minimum Energy Performance
posted by Chris Hammett on Jan 29, 2018, 5:00 pm

I am working on a project that includes some limited core areas such as lobby, electrical rooms, restrooms, etc. and spaces allocated for future tenants. The HVAC systems are being designed under...

Last reply: Marcus Sheffer, Feb 5, 2018, 1:48 pm

Modelling Fan Coil Units in Tenant Areas with no Lease Agreements

CS-v4 EAp2: Minimum Energy Performance
posted by Michael Hammond on Oct 6, 2017, 10:13 am

I’m working on a LEED v4 C&S office building and there are no tenant lease agreements associated with the tenant area mechanical systems (Client does not want to impose any restrictions on...

Last reply: Marcus Sheffer, Oct 25, 2017, 4:14 pm

LEED CS V4 Design of Snow park

CS-v4 EAp2: Minimum Energy Performance
posted by Shahana Sayed on Oct 16, 2017, 7:55 am

What should be the EAp2 baseline consideration for snow park/ski park within a mall in UAE.

Last reply: Marcus Sheffer, Oct 18, 2017, 10:31 am

Ireland Climate Zone

CS-v4 EAp2: Minimum Energy Performance
posted by James Duggan on Jul 20, 2017, 5:03 am

Hi all,
Is Ireland...

Last reply: Marcus Sheffer, Jul 20, 2017, 10:06 am

Minimum Energy Performance Calculator v04

CS-v4 EAp2: Minimum Energy Performance
posted by Martin K on Jul 18, 2017, 8:38 am

Hi all,

I have a problem with Minimum Energy Performance Calculator for v4. I need to choose the...

Last reply: Marcus Sheffer, Jul 18, 2017, 10:18 am

UNITS FOR SIMULTANEOUS&INDEPENDENT PRODUCTION OF HOT&COLD Water

CS-v4 EAp2: Minimum Energy Performance
posted by Giuseppina Amorusi on Jun 30, 2017, 5:39 am

Marcus Sheffer LEED Fellow 7group / Energy Opportunities LEEDuser Expert 5903 thumbs up June 30, 2017- 9:57 am This is probably not the best place to ask software specific questions about how to model something. You can try BLDG-SIM at onebuilding.org or some of the other discussion forums or the Energy Plus help desk. If the software can't model your system directly then you would need to employ a work around. If you do so for LEED you must follow the exceptional calculation method and ideally base your work around on something that has been published. Often manufacturers of equipment...

Last reply: Marcus Sheffer, Jun 30, 2017, 9:57 am

EAP2_Humidification Modeling

CS-v4 EAp2: Minimum Energy Performance
posted by Giuseppina Amorusi on Jun 30, 2017, 3:55 am

Hi all,
I need to model water humidification section of air handling unit.
The software I was using is Design Builder + Energy Plus, that don't have the possibility to insert a water...

Last reply: Marcus Sheffer, Jun 30, 2017, 9:53 am

Purchased energy rate

CS-v4 EAp2: Minimum Energy Performance
posted by Shenhao Li on Jun 18, 2017, 11:41 am

Hi all,

We have a LEED v4 CS project which use purchased chilled water and purchased heat. According to ASHRAE 90.1-2010 G2.4 "Annual energy costs shall be determined using either actual...

Last reply: Marcus Sheffer, Jun 19, 2017, 9:28 am