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Exterior rooftop lighting power allowance

CS-v4 EAp2: Minimum Energy Performance
posted by Juan Carlos Sanabria Fallas on Apr 4, 2019, 11:13 am

Hi all,

I'm currently working in a project pursuing LEED certification (Core & Shell).
For exterior lighting power allowance purposes, I'm not sure of the type of space that I...

Last reply: Michelle Christopher, Jan 12, 2021, 9:50 am

LEED CS: EAP2 x EQp1- Missing Base Building Ventilation

CS-v4 EAp2: Minimum Energy Performance
posted by Levi Jimenez on Oct 19, 2020, 7:57 pm

Our building is an amenities building with food service, gymnasium, clicinal spaces, etc. but as a Core & Shell, only includes exhaust and a split unit for the restrooms.  There is no...

Last reply: Tyler Thumma, Dec 2, 2020, 11:14 am

Appendix G exceptions applicable to C&S?

CS-v4 EAp2: Minimum Energy Performance
posted by RDK E&S on Oct 13, 2020, 1:48 pm

Hello, 

We have a C&S project - combination of office and lab. Appendix G requires an exception for labs, however, due to the C&S project type we are currently not modeling any...

Last reply: Marcus Sheffer, Oct 14, 2020, 9:35 am

Ventilation of parking garages

CS-v4 EAp2: Minimum Energy Performance
posted by Sarah Leenknegt on Mar 11, 2019, 7:51 am

Hi

We are modelling an office building in Switzerland with LEED v4 Core and Shell and have a question regarding the required ventilation rate for parking garages. According to ASHRAE 62.1...

Last reply: Tyler Thumma, Aug 21, 2020, 11:38 am

Tenant lighting savings with local code (T24) requirements

CS-v4 EAp2: Minimum Energy Performance
posted by Maria Grimm on May 27, 2019, 11:15 pm

Is it possible to claim tenant lighting savings due to local code requirements, without a signed tenant lease agreement? I'm working on a project in California and the LPDs in the tenant office...

Last reply: Tyler Thumma, Aug 21, 2020, 11:26 am

Automatic Daylighting Controls for Primary Sidelighted Areas in Core and Shell project

CS-v4 EAp2: Minimum Energy Performance
posted by Tien Duong on Aug 10, 2020, 6:58 am

Dear All,

According to ASHRAE 90.1 section 9.4 mandatory requirement, the primary sidelighted area shall be separately controlled by at least one multilevel photocontrol, but in CS project...

Last reply: Norbert Szircsak, Aug 10, 2020, 9:03 am

European ACP Dimming

CS-v4 EAp2: Minimum Energy Performance
posted by Przemysław Rejczak on Jul 16, 2020, 6:36 am

Dear Everyone,

We model building under Core and Shell certification, however during the LEED certification process tenant has designed interriors and now we plan to include interriors in...

Last reply: Marcus Sheffer, Jul 28, 2020, 11:24 am

Vegetated external shades

CS-v4 EAp2: Minimum Energy Performance
posted by Maria Grimm on Jul 8, 2020, 6:03 pm

I am working on a project that is designing external vegetated shades/screens. For local code compliance, we are not allowed to include the vegetated shades in our energy model. Are we allowed to...

Last reply: Maria Grimm, Jul 10, 2020, 2:10 pm

Energy saving of solar domestic hot water system

CS-v4 EAp2: Minimum Energy Performance
posted by Yuguang Shang on Apr 27, 2020, 6:21 am

Hi all

In my project, solar photovoltaic panels are used to preheat domestic hot water, which is then heated by gas-fired boiler to the set temperature.However, solar photovoltaic panels...

PROJECTION FACTORS FOR VERTICAL FINS

CS-v4 EAp2: Minimum Energy Performance
posted by Fotis Kotsopoulos on Mar 26, 2020, 1:04 pm

Dear all,

Is it possible to correlate vertical fins with projection factors shown in table 5.5.4.4.1 ASHRAE 90.1-2010?

FK 

Last reply: Tyler Thumma, Apr 15, 2020, 1:22 pm