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Blower Door Test in NC?

NC-2009 EAc1: Optimize Energy Performance
posted by Ian Johnson on Mar 21, 2012, 1:58 pm

I'm working on a renovation of an existing building pursuing LEED NC. The clients would like to perform a blower door test prior to drywall installation to improve the building's thermal envelope...

Last reply: Marcus Sheffer, Mar 21, 2012, 2:58 pm

EAc1 weather data

NC-2009 EAc1: Optimize Energy Performance
posted by Francesco Passerini on Mar 19, 2012, 5:19 am

Hello everybody!
For the climate data I wonder whether the utilization of the software Meteonorm, or of similar software, could be a valid solution for LEED. Here you can find a guide to...

New vs. Existing Building Renovation

NC-2009 EAc1: Optimize Energy Performance
posted by Keith Amann on Mar 6, 2012, 3:42 pm

What is the threshold or level of renovation performed on a given project to make the jump from existing building to new? ASHRAE defines an existing building as "a building or portion thereof...

Last reply: Curt Pascoe, Mar 15, 2012, 4:53 pm

Question About UPS and Power Supply Efficiency

NC-2009 EAc1: Optimize Energy Performance
posted by Ricardo Marques on Mar 12, 2012, 7:02 am

HI!
I would like to take a question about data center's based on Ashrae 90.1 2007 for Leed 2009.
In Appendix G "Performance Rating Method", in...

ASHRAE 90.1 2007 Humidification system

NC-2009 EAc1: Optimize Energy Performance
posted by Ricardo Marques on Mar 5, 2012, 5:52 pm

Hi!

In Ashrae 90.1 2007 appendix G, in baseline simulation, what is the system type for humidification? (If the proposed building has humidification)

Many thanks

Ricardo

Last reply: Marcus Sheffer, Mar 7, 2012, 12:12 pm

Kitchen Hood Exhaust and Make-up Air

NC-2009 EAc1: Optimize Energy Performance
posted by Cory Duggin on Mar 6, 2012, 11:28 am

What is the correct way to account for kitchen hood exhaust and the consequential 100% OA makeup energy? This is a commercial kitchen and serving area in a hospital. Thanks in advance.

Last reply: Marcus Sheffer, Mar 7, 2012, 11:28 am

Fan Power Calculation

NC-2009 EAc1: Optimize Energy Performance
posted by Smart Green on Mar 3, 2012, 1:19 pm

In base case, how to calculate bhp/cfm value for AHUs if we know flow (in CFM) & cooling capacity (btu/h) details? In Design Case, if we know CFM & Power (normal - in kW), how to...

Last reply: Marcus Sheffer, Mar 7, 2012, 11:14 am

ASHRAE 90.1 2007- Evaporative humidifier/ cooler

NC-2009 EAc1: Optimize Energy Performance
posted by Ricardo Marques on Mar 5, 2012, 5:33 pm

Dears Sirs,

In ASHRAE 90.1 2007 APPENDIX G, in baseline simulation, when I should use evaporative humidifier/cooler?

Many Thanks

Ricardo

Last reply: Marcus Sheffer, Mar 6, 2012, 10:24 am

Buildings with Non-Standard Space Temp/Humidity Conditions

NC-2009 EAc1: Optimize Energy Performance
posted by Evelyn Dicks, EI, CxA on Feb 28, 2012, 6:04 pm

I am working on an archive library that requires 50F and 35% RH indoor space conditions. The HVAC system in the proposed design is quite complex to maintain these conditions and includes a...

Last reply: Marcus Sheffer, Mar 1, 2012, 8:12 am

Energy Modeling with California T24-2008

NC-2009 EAc1: Optimize Energy Performance
posted by eileen hughes on Feb 21, 2012, 2:40 pm

Will the...

Last reply: Marcus Sheffer, Feb 21, 2012, 3:11 pm