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Baseline fan motor efficiencyNC-v4 EAp2: Minimum Energy Performanceposted by Simon Dellacher on Aug 20, 2020, 4:25 am
System fan power is calculated per ASHRAE 90.1-2010 Appendix G3.1.2.10, where for the systems 3 through 8 fan motor efficiency is part of the formula. The standard says "Fan Motor Efficiency= the... Last reply: Simon Dellacher, Aug 31, 2020, 4:18 am |
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Reg: Data Center Start Up IT Load Energy ModelNC-v4 EAp2: Minimum Energy Performanceposted by Rajesh Balachander on Aug 13, 2020, 11:34 pm
Hi I was filling up the minimum energy performance calculator (Choosing a DC). The final performance output sheets asks me to fill in the start up IT load energy consumption for both the... |
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Baseline HVAC system for existing buildingNC-v4 EAp2: Minimum Energy Performanceposted by Ying Lindsey on Aug 7, 2020, 4:54 pm
Dear All, I am working on a project which has two parts, A & B. Part A is an existing building with a new fenestration system and piping system, but all other systems are existing.... Last reply: Marcus Sheffer, Aug 11, 2020, 9:38 am |
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ASHRAE 90.1-2013 or ASHRAE 90.1-2010?NC-v4 EAp2: Minimum Energy Performanceposted by Abhinay Sharma on Aug 5, 2020, 4:48 pm
Hello, Our project is going for LEED v4 BD+C: NC so the energy model is based on ASHRAE 90.1-2010 in which the baseline HVAC system type is based on the proposed heating fuel type. However... Last reply: Marcus Sheffer, Aug 5, 2020, 4:59 pm |
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Test temperature tolerances for unmet load hoursNC-v4 EAp2: Minimum Energy Performanceposted by Nikos Tsitsikas on Jul 28, 2020, 10:47 am
Hi all, I was wondering if I could pick someone's brains regarding the unmet hours test when running an energy model for ASHRAE 90.1 App. G compliance. So far we have been sticking... Last reply: Marcus Sheffer, Aug 3, 2020, 9:04 am |
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Automatic daylight responsive controls for sidelighting AHSRAE 90.1NC-v4 EAp2: Minimum Energy Performanceposted by Tien Duong on Jul 29, 2020, 5:32 am
Hi All, In term of mandatory of ASHRAE 90.1, The lighting in the sidelighting must use photocontrols to change the general lighting level in the primary sidelighted area to reduce the... Last reply: Tien Duong, Jul 29, 2020, 6:54 pm |
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Energy Model guideline for laboratory building- LEED v4 BD+CNC-v4 EAp2: Minimum Energy Performanceposted by Amal Venugopal on Jul 29, 2020, 6:53 am
Hi All, Is there any ASHRAE 90.1.2010 Appendix G Energy Model guideline for laboratory building? Thanks.. Last reply: Marcus Sheffer, Jul 29, 2020, 9:36 am |
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How to achieve minimum savings in energy consumption in a naturally ventilated project with high miscellaneous loads?NC-v4 EAp2: Minimum Energy Performanceposted by Jose Antonio Kovacevic on Jul 27, 2020, 4:31 pm
We are currently working on a naturally ventilated project located in Lima, Peru and we are having problems achieving the minimum 5% saving in energy consumption for the energy prerequisite. The... Last reply: Marcus Sheffer, Jul 28, 2020, 1:05 pm |
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USGBC Alternative Energy Code ChecklistNC-v4 EAp2: Minimum Energy Performanceposted by Judhajit Chakraborty on Jul 21, 2020, 12:50 pm
Hello, I have a question regarding an elusive USGBC document regarding a "mandatory checklist for USGBC approved alternative energy code" and is mentioned in some of its articles regarding... Last reply: Judhajit Chakraborty, Jul 22, 2020, 1:30 pm |
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DES Proposed Case Default EfficienciesNC-v4 EAp2: Minimum Energy Performanceposted by Ricardo Sá on Jul 10, 2020, 10:10 am
Dear All, Last reply: Marcus Sheffer, Jul 10, 2020, 12:57 pm |