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Performance requirements for Water Heating Equipment

NC-2009 EAp2: Minimum Energy Performance
posted by V. Miller on Jun 14, 2010, 4:09 am

Performance requirements for Water Heating Equipment

I am trying to calculate Water Heating Equipment, it looks like that I should have the EF, Et and SL as per description below the table...

Last reply: , Dec 1, 2022, 12:21 pm

Common corridors in residential building

NC-2009 EAp2: Minimum Energy Performance
posted by Panupant Phapant on Jul 14, 2016, 10:31 pm

Hi Marcus,

My current project is a 40-story hotel building, which has 35 residential levels and 5 non-residential public-space levels. On the residential levels, the common corridors are...

Last reply: Santiago Avila, Jul 26, 2022, 8:17 pm

Energy consumption associated to Data Center, UPS and cooling systems in LEED CS

NC-2009 EAp2: Minimum Energy Performance
posted by F. Borja López Calle on Dec 1, 2021, 7:33 am

We are participating in LEED CS v2009 certification in an office building.

This project consists of changing the HVAC system in the building.

During the remodeling, this building...

Last reply: Marcus Sheffer, Dec 1, 2021, 1:34 pm

LEED V3 EAp2 Minimum Energy Performance: Exterior Lighting power prerequisite

NC-2009 EAp2: Minimum Energy Performance
posted by Tomasz Kolsicki on Jul 23, 2021, 5:41 am

Hello,

I am currently answering review comments from certification unit for C&S office buiilding. We are struggling with exterior lighting issue, because proposed external lighting...

Last reply: Marcus Sheffer, Aug 3, 2021, 9:50 am

Modeling Energy Recovery Wheel

NC-2009 EAp2: Minimum Energy Performance
posted by PAULA HERNANDEZ on Feb 8, 2021, 6:39 am

Hi, I am modeling a building that uses an energy recovery wheel for energy savings.
1)For the Proposed Building:
- The device has two fans, one for the injection of outdoor air into...

Last reply: PAULA HERNANDEZ, Feb 12, 2021, 8:04 am

DES rates

NC-2009 EAp2: Minimum Energy Performance
posted by Nikos Tsitsikas on Dec 15, 2020, 10:02 am

Hi all,

We are working on a project that is being served by a...

Last reply: Tyler Thumma, Feb 5, 2021, 1:01 pm

Reneable Energy

NC-2009 EAp2: Minimum Energy Performance
posted by Vassil Vassilev on Nov 26, 2020, 11:18 am

Greetings,

Regarding Renewable Energy Production for LEED certification and also for LEED Zero certification, there is an issue which is kind of not clear to me.

It is related to...

Last reply: Vassil Vassilev, Nov 27, 2020, 1:37 pm

Baseline for natural ventilation

NC-2009 EAp2: Minimum Energy Performance
posted by Vassil Vassilev on Nov 6, 2020, 8:47 am

Greetings,

In the project we are modeling, there are rooms with natural ventilation, the airflow of which has been entered as ventilation air.

For the Baseline we’ve entered the...

Last reply: Tyler Thumma, Nov 12, 2020, 1:59 pm

Simulating Electrical System as back up for Solar Hot Water System

NC-2009 EAp2: Minimum Energy Performance
posted by Achelles DSouza on Nov 11, 2020, 4:22 am

I am simulating a hotel building. Domestic hot water requirement will be contributed by solar powered calorifier. Electric hot water system will be provided for back up. Is it fine if I neglect...

Last reply: Achelles DSouza, Nov 11, 2020, 10:59 pm

Humidification in AHUs

NC-2009 EAp2: Minimum Energy Performance
posted by Davide Liviero on Nov 10, 2020, 5:38 am

Dear all,

I am modelling a hospital which has humidification within the AHUs. The required steam is produced using natural gas, which means I need an Exceptional Calculation because the...

Last reply: Marcus Sheffer, Nov 11, 2020, 7:44 pm