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Existing building renovation - unknown existing envelope

NC-2009 EAp2:Minimum Energy Performance
posted by  Ron Dean  on 

Hi, To do the baseline model envelope I believe I should use the existing one (previous to any alteration).

1
Wed Feb 11, 2015, 11:25 pm

Battery Storage

posted by  Annette Bellafiore  on 
1
Mon Jan 10, 2011, 11:42 pm

Balancing Devices to meet ASHRAE 90.1 Mandatory Requirements

NC-2009 EAp2:Minimum Energy Performance
posted by  Jorge Torres-Coto  on 

We have a project that is an industrial facility, it shares the CHW distribution piping between the comfort system and the process system. We are informing the CxTeam that it is required to have b

1
Mon Nov 30, 2015, 3:56 pm

Commercial Interior; EAc1.3

NC-2009 EAp2:Minimum Energy Performance
posted by  Vassil Vassilev  on 

Hi Marcus, Could you please advice me about the following situation: Regarding Option 1 of credit EAc1.3 of CI, the reviewers are requesting an extra CO2 sensor to be added for the densely occupied

1
Tue Aug 16, 2016, 4:02 pm

Unmet Loads Hours

NC-2009 EAp2:Minimum Energy Performance
posted by  VICTOR MORENO  on 

Hello, i have a question about Unmet Loads Hours. This value is (Time Setpoint Not Met During Occupied Heating + Time Setpoint Not Met During Occupied Cooling) or (Time Setpoint Not Met During Hea

1
Sun Jan 20, 2013, 7:54 pm

Group Approach for EAp2 & EAc1 certification

NC-2009 EAp2:Minimum Energy Performance
posted by  soham babu  on 

The question is related to Group Approach when we input two building details in minimum energy performance calculator, out of two building one of the building will not achieve the energy cost savin

1
Thu Aug 31, 2017, 3:23 pm

presence sensors

NC-2009 EAp2:Minimum Energy Performance
posted by  Francesco Passerini  on 

In a building that I’m going to model presence sensors are installed in all the internal spaces. It is an education center.

1
Fri May 23, 2014, 5:06 pm

Clarification on minimum energy savings and EA credit 1

NC-2009 EAp2:Minimum Energy Performance
posted by  Joanne Haye  on 

I have a Client that is considering LEED certification, we have done a preliminary energy model, we show a 24% savings off the baseline.

1
Fri Feb 11, 2011, 9:46 pm

100% outdoor air indirect evaporative cooling system

NC-2009 EAp2:Minimum Energy Performance
posted by  BEE Incorporations  on 

Hi everybody, The project is a garment factory. We are modeling a 100% outdoor air IEC system for the proposed case. And the system 8 (VAV with PFP Boxes) is modeled in the baseline case.

1
Mon Dec 28, 2015, 10:13 am

EnergyPro printout vs EAp2-Section 1.4 Tables

NC-2009 EAp2:Minimum Energy Performance
posted by  Robert Robison  on 

Is it really necessary to fill out the EAp2-Section 1.4 Tables spreadsheet when it looks to me like EnergyPro provides all the same data in the exact same format?

1
Fri May 25, 2012, 3:17 pm