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Parametric Rotation Runs for Baseline model of Existing Building

NC-v4 EAp2: Minimum Energy Performance
posted by Edgar Arevalo on Jun 6, 2017, 1:31 pm

Since the energy model is based off of an existing building. Do I still need to perform parametric rotational runs (0 deg, 90 deg, 180 deg, and 270 deg) for a baseline model based on the...

Last reply: Marcus Sheffer, Jun 6, 2017, 3:55 pm

Climate Zone for Morocco

NC-v4 EAp2: Minimum Energy Performance
posted by Jean-Baptiste SARFATI on May 31, 2017, 4:05 am

Hi,

I'm working on a pre-assessment for a project in Morocco and would like to see the minimum wall insulation.
I checked in ASHRAE 90.1-2010 but Morocco is not listed in Table B3...

Last reply: Jean-Baptiste SARFATI, May 31, 2017, 8:54 am

Waste Heat from Landfill Gas Plant

NC-v4 EAp2: Minimum Energy Performance
posted by Aaron Luthien on May 10, 2017, 11:10 am

Hello all,

We have an office project which utilizes waste heat from the neighbor landfill gas plant. The plant and office is owned by the same company. The plant produces electricity from...

Last reply: Aaron Luthien, May 26, 2017, 10:48 am

Proposed Case-Process Load

NC-v4 EAp2: Minimum Energy Performance
posted by Muzammal Abbas LEED AP (BD+C) on May 24, 2017, 8:54 am

Hi,

Is there any limitations in LEED V4 regarding...

Last reply: Marcus Sheffer, May 24, 2017, 12:24 pm

Minimum Energy Performance

NC-v4 EAp2: Minimum Energy Performance
posted by Alexandra Mazzoni on May 23, 2017, 9:18 am

Hello,
I have a question regarding equivalent standards : Is there an USGBC approved equivalent standard for projects located in France ?

Many thanks in advance for your assistance...

Last reply: Marcus Sheffer, May 24, 2017, 12:09 pm

Existing Equipment

NC-v4 EAp2: Minimum Energy Performance
posted by Francesco Passerini on May 9, 2017, 10:15 am

The 90.1-2010 User's Manual states:
"In some cases, a complete HVAC system already exists (...) the proposed building and baseline building models are the same and are based on the existing...

Last reply: Marcus Sheffer, May 10, 2017, 9:26 am

Account for local and utility central energy plants

NC-v4 EAp2: Minimum Energy Performance
posted by S. Sachs on Apr 26, 2017, 6:40 pm

We are building an addition to an existing building that has a central plant that is outside of our LEED boundary. However, we also have a contract to improve the performance of the central plant...

Last reply: Marcus Sheffer, Apr 26, 2017, 6:49 pm

Sea Water Cooled Chiller Modeling

NC-v4 EAp2: Minimum Energy Performance
posted by Sefa Sahin on Apr 26, 2017, 7:53 am

Marcus Sheffer LEED Fellow 7group / Energy Opportunities LEEDuser Expert 5916 thumbs up April 26, 2017- 9:45 am I think this would be possible with some type of water cooled condenser. Without going into the program and trying to figure it out I can't give you a step-by-step set of instructions. For LEED if it can't be modeled directly a work around would be required. If it is required make sure to follow G2.5 and provide a thorough narrative describing the work around. You might also consider posting your question on the eQUEST users forum at onebuilding.org. Someone there would be more likely...

Last reply: Marcus Sheffer, Apr 26, 2017, 9:45 am

Demolished and rebuilt envelope

NC-v4 EAp2: Minimum Energy Performance
posted by Francesco Passerini on Apr 15, 2017, 6:26 am

If the envelope is demolished and then rebuilt with the same shape does Table G3.1 part 5., baseline, point f apply? It states: "For existing building envelopes, the baseline building design...

Last reply: Marcus Sheffer, Apr 17, 2017, 10:25 am

Treatment of District or Campus Thermal Energy in LEED v4

NC-v4 EAp2: Minimum Energy Performance
posted by Francesco Passerini on Mar 7, 2017, 7:30 am

Can the document "Treatment of District or Campus Thermal Energy in LEED V2 and LEED 2009 – Design & Construction" be used also for LEED v.4? Any news about an updated version of that...

Last reply: Marcus Sheffer, Apr 17, 2017, 10:24 am