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Virtual DES Energy Rates

NC-v4 EAp2: Minimum Energy Performance
posted by Todd Tewksbury on Jun 22, 2017, 1:52 pm

When modeling district cooling and heating systems using Option 1, Path 1: ASHRAE 90.1-2010 Appendix G, the LEED Reference Guide instructs the following:
"If tariffs or rates are not...

Last reply: , Jan 6, 2023, 10:23 am

Clean room ventilation and systems- Process Load

NC-v4 EAp2: Minimum Energy Performance
posted by Luis Andrade on Dec 7, 2022, 11:43 am

Hi all,

I've been searching around the Q&A's given about the ventilation of laboratory / manufacturing spaces. However I am still not sure on how to address some issues. As such,...

Last reply: tan guan han, Dec 20, 2022, 9:18 am

Proposed interior lighting power allowance

NC-v4 EAp2: Minimum Energy Performance
posted by Ricardo Sá on Dec 15, 2022, 10:26 am

Hello,

we’re currently involved in the LEED Certification of a new building to be built in Portugal. In what relates with energy performance, we have a doubt related with proposed interior...

Last reply: Marcus Sheffer, Dec 16, 2022, 11:28 am

Clean Room HVAC as process load?

NC-v4 EAp2: Minimum Energy Performance
posted by Maria Papiez on Apr 1, 2022, 1:21 pm

We are working on a project that includes spaces used to manufacture healthcare instrumentation in a clean room environment.  The client’s Engineering Standards as well as ISO 14644-1 Standard...

Last reply: Tyler Thumma, Dec 16, 2022, 10:19 am

Voltage Drop // mandatory provisions ASHRAE 90.1- 2010- ADDENDA 10218

NC-v4 EAp2: Minimum Energy Performance
posted by Sara BENLOUBA on Nov 22, 2022, 8:41 am

Hello everybody,

We are working on a project under LEED V4 certification.

ABOUT PREREQUISITE “MINIMUM ENERGY PERFORMANCE” , we must comply with the ASHRAE mandatory provisions and...

Last reply: Tyler Thumma, Dec 16, 2022, 10:13 am

ASHRAE 90.1 Section 6.5.3

NC-v4 EAp2: Minimum Energy Performance
posted by Michael Abramson on Nov 16, 2022, 4:13 pm

Good afternoon all,

Going over the 6.5.3 fan power limitation and...

Last reply: Tyler Thumma, Dec 16, 2022, 9:52 am

Exhaust energy recovery units

NC-v4 EAp2: Minimum Energy Performance
posted by Samer Hassanie on Nov 18, 2022, 10:26 am

Hi,

We have been getting the following comment from several reviewers:

"It is not clear if the preheat controls have been modeled as required by section G3.1.2.3. Note that the...

Last reply: Tyler Thumma, Dec 16, 2022, 8:32 am

ASHRAE 90.1- 2010 Appendix G3.1.1 exception (d) applies to my project

NC-v4 EAp2: Minimum Energy Performance
posted by Prabin Parajuli on Nov 7, 2022, 4:53 pm

I am guessing this is going to be a utilization schedule. What would it look like?

For reference, ASHRAE 90.1 - 2010 Appendix G3.1.1 exception (d) - For kitchens with a total exhaust hood...

Last reply: Tyler Thumma, Dec 16, 2022, 7:54 am

Partial use of Plant equipment for LEED certification

NC-v4 EAp2: Minimum Energy Performance
posted by Vassil Vassilev on Nov 3, 2022, 10:08 am

Greetings,

The project we are modeling consists of two building attached tightly one to the other (wall to wall). The HVAC project has been developing  these two building by applying one...

Last reply: Tyler Thumma, Dec 16, 2022, 7:50 am

"external" process energy for airports- jet bridges, ground power units, andpreconditioned air units

NC-v4 EAp2: Minimum Energy Performance
posted by Moses Chong on Nov 15, 2022, 1:22 pm

Hello,

I'm working on an airport project expansion project. The LEED coach told us that we have to include the airplane jet bridges, ground power units (GPU) and preconditioned air units (...

Last reply: Jamy Bacchus, Dec 6, 2022, 12:19 pm