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How to model HVAC system in Baseline model for Group approach ProjectNC-2009 EAp2: Minimum Energy Performanceposted by soham babu on Aug 8, 2018, 5:52 am
Hi All, I am modeling a "Group Project" which as 4(A,B,C & D) Building in LEED boundary, Building-A is "Treatment area" (Nonresidential), Building-B&C is Leaving units(Residential... Last reply: Marcus Sheffer, Aug 8, 2018, 11:40 am |
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Multifamily BuildingNC-2009 EAp2: Minimum Energy Performanceposted by Gustav Alfaro on Aug 6, 2018, 6:38 pm
Hi to all, This multyfamily building has 10 floors and 4 residential apartments per floor. For each apartment, there is only air-conditioning units in the living room, but no air-... Last reply: Gustav Alfaro, Aug 8, 2018, 11:38 am |
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Existing BuildingsNC-2009 EAp2: Minimum Energy Performanceposted by David Tratt on Mar 19, 2014, 3:46 pm
Do I understand correctly from 90.1 Table G3.1 item 5f for baseline building that I can input the existing envelope conditions in the baseline model in lieu of the 90.1 minimum envelope... Last reply: Marcus Sheffer, Jul 29, 2018, 2:39 pm |
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ASHRAE 90.1-minimum COP applies to old existing air conditioners?NC-2009 EAp2: Minimum Energy Performanceposted by Hieu Huynh on Jul 4, 2018, 12:09 am
Hi LEED experts, My project is a new construction dorm and building developer are requesting apartment owners to buy new efficient air conditioners that meets minimum COP as ASHRAE 90.1 ... Last reply: Marcus Sheffer, Jul 5, 2018, 11:58 am |
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Pumps: Balancing Report HPs vs DesignNC-2009 EAp2: Minimum Energy Performanceposted by Gaston Viau on May 18, 2018, 8:18 am
Hi there Can we use our pumps Balancing/Start Up Report Hp's rather than the Design? Or does LEED/Ashrae require us to model at design conditions (since Balancing/Start Up Report are ... Last reply: Gaston Viau, Jun 20, 2018, 4:16 pm |
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Assigning two ac systems to a single zoneNC-2009 EAp2: Minimum Energy Performanceposted by Madushan Samarakoon on Jun 7, 2018, 11:22 am
I am working with shopping mall project. each shop has equipped with FCU units for air conditioning while separate treated fresh air... Last reply: Madushan Samarakoon , Jun 12, 2018, 2:44 am |
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Energy savings from Battery StorageNC-2009 EAp2: Minimum Energy Performanceposted by Vinay Shekar on Jun 8, 2018, 3:00 pm
Hello, I have a project which is looking into Battery storage as a means to save $ by discharging the batteries during the... Last reply: Marcus Sheffer, Jun 8, 2018, 3:20 pm |
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Modeling Heat Recovering Chillers for the BaselineNC-2009 EAp2: Minimum Energy Performanceposted by Paula Hernandez on Jun 5, 2018, 1:36 pm
Hello, I want to know which the energy savings are comparing a Heat Recovery Air Cooled Chiller in the Proposed Building versus it´s equivalent in the Baseline Building. The... Last reply: Paula Hernandez, Jun 6, 2018, 7:00 am |
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Process LoadsNC-2009 EAp2: Minimum Energy Performanceposted by Paula Hernandez on May 28, 2018, 1:58 pm
Hello, I am modeling a winery and some of the chillers participate only to chilled and heat wine tanks. We are documenting everything to get the credit for usind these very... Last reply: Paula Hernandez, Jun 5, 2018, 1:38 pm |
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Design ChangesNC-2009 EAp2: Minimum Energy Performanceposted by PAWAN DAHIWAL on Jun 2, 2018, 3:07 am
I believe, In any case the proposed building can not be 100% as per design. There will be always variation regarding HVAC equipment selection (e.g. head change wrt actual site installation... Last reply: Marcus Sheffer, Jun 4, 2018, 11:54 am |