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Pumps in LEED Energy Models

CI-v4 EAc2: Optimize Energy Performance
posted by Ciaran McCabe on Aug 13, 2019, 1:48 pm

Hi, Is there a list of the pumps that's should be included in the Proposed Ashrae 90.1 LEED energy model. For example should cold or hot water pressurisation pumps be included? These are not...

Last reply: Marcus Sheffer, Aug 13, 2019, 8:08 pm

LEED v4 CI EAb Opt. Energy Perf.: Option 2: AEDG Maximum Project Size requirements

CI-v4 EAc2: Optimize Energy Performance
posted by Kristen Callori on Aug 9, 2019, 3:03 pm

Our project is an existing 300,000 sf Office building. Our client is both the new owner and will be the sole tenant. No changes will be made to the Mechanical other than the distribution (New...

Last reply: Marcus Sheffer, Aug 9, 2019, 4:53 pm

2016 T24 energy code- v4_Minimum Energy Performance Calculator_v05- how much of this needs to be completed

CI-v4 EAc2: Optimize Energy Performance
posted by Kevin Gilleran on May 20, 2019, 8:44 pm

Hi,

I am modeling a tenant improvement with an existing shell, new lighting and HVAC. The report is showing 16.5% savings with no renewables and 31% with renewables. I have just filled out...

Building Envelope: does this requirement apply only for new envelope, or for existing also?

CI-v4 EAc2: Optimize Energy Performance
posted by Micaela Smulevich on May 2, 2019, 1:51 pm

We are working on a CI v4 project, that is three stories high. Client is looking into replacing some of the exterior windows. Not all windows would be in the scope of work. Our team needs an...

Last reply: Marcus Sheffer, May 2, 2019, 6:59 pm

Energy Modelling- Baseline water-cooled chiller's COP, adjusted to local outdoor conditions in lieu of AHRI conditions?

CI-v4 EAc2: Optimize Energy Performance
posted by Andrew Xiao Junzhao on Mar 12, 2019, 4:51 am

Dear LEED APs,

I have a LEED CI v4 project in Taipei, Taiwan, which require whole building energy modelling. Couple of questions I hope to seek clarity:

Question 1:

...

Last reply: Marcus Sheffer, Mar 18, 2019, 3:46 pm

ENERGY STAR Equipment and Appliances Policy

CI-v4 EAc2: Optimize Energy Performance
posted by Saurabh Shrestha on Jan 23, 2019, 8:30 pm

I am working on a project where the ownership has a policy that requires 100% of equipment and appliances to be ENERGY STAR-rated. However, for this particular project, the equipment and...

Last reply: Marcus Sheffer, Jan 24, 2019, 11:12 am

Modelling outdoor air flow rate in baseline energy model- ASHRAE 62.1 and Local Code

CI-v4 EAc2: Optimize Energy Performance
posted by Ciaran McCabe on Jan 17, 2019, 2:54 pm

Hi all,

In the open plan office areas we followed the local code (CIBSE – guidance documents) which exceeds ASHRAE 62.1 (+30%) significantly, and in all other areas we followed ASHRAE 62.1...

Last reply: Marcus Sheffer, Jan 17, 2019, 3:10 pm

Energy Model Scope for CI Project with independent HVAC system

CI-v4 EAc2: Optimize Energy Performance
posted by Marie Garcia on Oct 9, 2018, 5:07 am

hi Marcus / hi everyone,

We have a LEED CI project that is part of a 4 storey commercial building. Only portion of the Ground Floor will be part of the LEED CI project. Each tenant space...

Last reply: Marie Garcia, Oct 10, 2018, 11:37 pm

HVAC Equipment Efficiency

CI-v4 EAc2: Optimize Energy Performance
posted by Jonathan Koh on Oct 9, 2018, 9:25 am

Hi, my building has a single tenant and we are going for LEED ID+C. The building is served by a water-cooled chiller plant and chilled water fan coil units. Looking at the ADEG for climate zone 1...

Last reply: Marcus Sheffer, Oct 10, 2018, 11:05 am

HAVC zoning and controls

CI-v4 EAc2: Optimize Energy Performance
posted by Amy L on Jul 17, 2018, 3:45 am

If it comes from another credit please post you question under that forum. Log in or register to post comments Amy L LEEDuser Basic Member July 17, 2018- 10:35 pm Hi Marcus, the statement comes from...

Last reply: Marcus Sheffer, Aug 8, 2018, 12:16 pm