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Climate Data for Energy model-which year to use?NC-v4 EAc2: Optimize Energy Performanceposted by Stephan Zweig on Jul 29, 2020, 4:03 am
Dear Leed Users, For the location of the project I have found a lot of years of climate data? At the beginning I had only the year 1979, but now I found the years from 2009 -2019. Which... Last reply: Marcus Sheffer, Jul 29, 2020, 9:34 am |
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Min outside air requirements for unoccupied spaces/buildings- energy modelingNC-v4 EAc2: Optimize Energy Performanceposted by Pooja Sannamani on Jun 9, 2020, 5:30 pm
Hi all, We have an unoccupied building (sub station) that has corridors, toilet etc for very occasional maintenance occupancy. The makeup air unit/DOAS system provides enough OA to... Last reply: Tyler Thumma, Jun 10, 2020, 3:12 pm |
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IES thermal block and baseline model with system 6NC-v4 EAc2: Optimize Energy Performanceposted by Ying Lindsey on Jan 27, 2020, 8:30 pm
Dear all, Last reply: , May 28, 2020, 5:41 pm |
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Process HVAC modeling approachNC-v4 EAc2: Optimize Energy Performanceposted by Pooja Sannamani on May 27, 2020, 2:56 pm
Hi, we are consisering options for our high process load building in meeting the minimum requirements of the energy credit. We have spaces that have a high heat load, and non-mechanical... Last reply: Cam Fitzgerald, May 28, 2020, 8:58 am |
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Economizer for VRF and other systems as per ASHRAE 90.1-2010 requirementNC-v4 EAc2: Optimize Energy Performanceposted by Micaela Smulevich on May 12, 2020, 2:58 pm
when working With Roof Tops machines and commercial split system or water chiller with air handling units I consider the economizer is required as per ASHRAE section 6.5.1, is this correct? ... Last reply: Marcus Sheffer, May 14, 2020, 12:49 pm |
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Can COMcheck be used for EAc2 compliance?NC-v4 EAc2: Optimize Energy Performanceposted by Aditya Potipireddi on May 13, 2020, 1:35 pm
Hello All, I have an architect telling me that a project in Miami, FL used COMcheck to show compliance with EA Credit Optimize Energy Performance. Is this possible? I would assume no,... Last reply: Christopher Schaffner, May 13, 2020, 4:27 pm |
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Round off in % of savingNC-v4 EAc2: Optimize Energy Performanceposted by SAMY Chamy on Mar 17, 2018, 5:20 am
Dear All:- it our industrial project we have energy cost saving of 37.8% can we take it as 38% to get more points because i need 15 points in energy to get correct ratings ...Last reply: Maria Grimm, Apr 20, 2020, 8:24 pm |
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Lab Exhaust Fan Power- ASHRAE 2013NC-v4 EAc2: Optimize Energy Performanceposted by Pooja Sannamani on Mar 30, 2020, 8:01 pm
Hi, I am working on a laboratory project and we are using ASHRAE 90.1 2013 for the energy credit. In 2013 it states the baseline lab exhaust shall be modeled as constant horsepower... Last reply: Tyler Thumma, Apr 15, 2020, 1:16 pm |
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Points in Addition to Renewable Energy Production?NC-v4 EAc2: Optimize Energy Performanceposted by Dianne Herrin on Mar 16, 2017, 2:17 pm
Hi - Our solar PV system is adding two points to our "optimize energy performance" category due to the cost offset. Can I also claim additional points for... Last reply: Stephanie Graham, Mar 16, 2020, 1:29 pm |
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Energy Model Room category for server room relevant in baseline buildingNC-v4 EAc2: Optimize Energy Performanceposted by Benjamin Weise on Mar 6, 2020, 6:08 am
We're modelling an office building (space by space method) with a relatively big server room (50kW). We couldn't find a room type that corresponds to a server room and are wondering whether it'll... Last reply: Benjamin Weise, Mar 10, 2020, 10:59 am |