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Compliance to ASHRAE 90.1-2010- Dimming Lights

CS-v4 EAp2: Minimum Energy Performance
posted by Summer on Aug 14, 2019, 1:03 am

I'm working on an office project located at the top of a 3-level podium and has a 4-level basement parking. The parking slots are not solely for the office tower (office towers are the ones that...

Last reply: Marcus Sheffer, Sep 3, 2019, 3:57 pm

Baseline Modeling

CS-v4 EAp2: Minimum Energy Performance
posted by Pan Pan on Jul 28, 2019, 1:11 am

Hi! According to appendix G if the system is 5 to 10, each floor must be modelled with a separate HVAC. Can I apply for exception, separate hvac system, if in a certain floor there are spaces...

Last reply: Marcus Sheffer, Sep 3, 2019, 2:36 pm

Core Shell Daylighting

CS-v4 EAp2: Minimum Energy Performance
posted by Lorey Flick on Jun 12, 2019, 10:40 am

Lorey Flick Partner Flick Engineering Professionals LEEDuser Premium Member 38 thumbs up June 12, 2019- 10:46 am Please disregard the last 3 paragraphs- I copied from a previous forum as I wrote my question...Another question- How do you edit after you post??  Log in or register to post comments Marcus Sheffer LEED Fellow 7group / Energy Opportunities LEEDuser Expert 5903 thumbs up June 12, 2019- 2:43 pm In v4 daylighting for the perimeter spaces is required by 90.1-2010. No daylight can't be excluded from spaces where it is required. If you wish to claim savings for daylighting in tenant spaces you will need...

Last reply: Marcus Sheffer, Jun 18, 2019, 5:42 pm

Core & Shell Data Center (saving from IT load in tenant spaces)

CS-v4 EAp2: Minimum Energy Performance
posted by Yoyo Shek on May 6, 2019, 4:04 am

Hi All,

We are having a data center project that all data halls will be rented out (i.e. All IT equipment will be supplied by the tenant after the building completion, however the HVAC...

Last reply: Marcus Sheffer, May 28, 2019, 12:11 pm

DES- Option 1, Path 1. ASHRAE 90.1–2010, Appendix G of LEED v4 BD+C

CS-v4 EAp2: Minimum Energy Performance
posted by Amal Venugopal on May 16, 2019, 7:43 am

Hi,

Greetings!

I am doing the Energy Model for G+10 Floors Office building. The total conditioned area is 575,000 Sq ft. The project is connected with District Cooling Plant and I...

Last reply: Marcus Sheffer, May 16, 2019, 8:58 am

Fresh air for toilet vestibule according to ASHRAE 62.1-2010 LEEDv4

CS-v4 EAp2: Minimum Energy Performance
posted by Przemysław Rejczak on Apr 8, 2019, 7:17 am

Dear Everyone

I am writing regarding to fresh air requirements for Baseline Case. According to new ASHRAE 90.1-2010 requirement it should be modeled according to rating authority or...

Last reply: Marcus Sheffer, Apr 10, 2019, 3:37 pm

Lighting Power Modeling for Core and Shell Building

CS-v4 EAp2: Minimum Energy Performance
posted by Saif Alsaeed on Apr 10, 2019, 10:50 am

Hi,

I am trying to model the lighting power for a core and shell office building, the lighting is designed for the core spaces such as main lobby, restrooms and BOH, but the tenant spaces...

Last reply: Saif Alsaeed, Apr 10, 2019, 1:14 pm

Tenant lighting savings without layout

CS-v4 EAp2: Minimum Energy Performance
posted by Przemysław Rejczak on Mar 28, 2019, 11:06 am

Dear Everyone,

Generaly for CS project we model tenant spaces as unfinnished and we use perimeter/core zonning method.

We are in the middle of creating one project where tenant...

Last reply: Marcus Sheffer, Mar 29, 2019, 8:51 am

Lighting power in tenant spaces

CS-v4 EAp2: Minimum Energy Performance
posted by Matt Edwards on Mar 11, 2019, 2:19 pm

We have a question about the baseline and proposed lighting for tenant spaces, and more specifically how to input those in the LEED v4 Minimum Energy Performance Calculator v05 spreadsheet.

...

Last reply: Marcus Sheffer, Mar 28, 2019, 1:12 pm

Semi-heated vs. conditioned

CS-v4 EAp2: Minimum Energy Performance
posted by Sarah Leenknegt on Mar 11, 2019, 10:18 am

Hi

I am again and again confused by the definitions in ASHRAE 90.1 of semi-heated and conditioned, particularly in connection to our typical projects. We have climate zone 4 or 5 and...

Last reply: Marcus Sheffer, Mar 18, 2019, 3:41 pm