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Reg: Data Center Start Up IT Load Energy Model

NC-v4 EAp2: Minimum Energy Performance
posted 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...

Baseline HVAC system for existing building

NC-v4 EAp2: Minimum Energy Performance
posted 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

Test temperature tolerances for unmet load hours

NC-v4 EAp2: Minimum Energy Performance
posted 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

Automatic daylight responsive controls for sidelighting AHSRAE 90.1

NC-v4 EAp2: Minimum Energy Performance
posted 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

Energy Model guideline for laboratory building- LEED v4 BD+C

NC-v4 EAp2: Minimum Energy Performance
posted 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

How to achieve minimum savings in energy consumption in a naturally ventilated project with high miscellaneous loads?

NC-v4 EAp2: Minimum Energy Performance
posted 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

USGBC Alternative Energy Code Checklist

NC-v4 EAp2: Minimum Energy Performance
posted 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

DES Proposed Case Default Efficiencies

NC-v4 EAp2: Minimum Energy Performance
posted by Ricardo Sá on Jul 10, 2020, 10:10 am

Dear All,

 
According to the section “Further Explanation” of the LEED Web guide, projects that are served by district energy systems (...

Last reply: Marcus Sheffer, Jul 10, 2020, 12:57 pm

NC / CS Mix

NC-v4 EAp2: Minimum Energy Performance
posted by Maria Grimm on Jul 9, 2020, 6:43 pm

Question regarding a project that is registered as NC. The project is a approximately 70% residential (NC) and 30% core & shell office. When calculating the energy credit - is there a way we...

Last reply: Marcus Sheffer, Jul 10, 2020, 12:54 pm

90.1 2010 User's Manual versus the Standard

NC-v4 EAp2: Minimum Energy Performance
posted by Dave Hubka on Jul 1, 2020, 8:24 am

I assume the Standard must be followed when the User’s Manual contradicts it.

90.1 – 2010, Standard

9.4.1.3 (b)           “….reduce lighting power of each luminaire by a...

Last reply: Dave Hubka, Jul 2, 2020, 10:04 am