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Spreadsheet for Data Centers

NC-2009 EAc1:Optimize Energy Performance
posted by  Ricardo Marques  on 

Hi, I can´t find the spreadsheet “A Data Center Power Train 1-150170-11A”. I want the latest version the spreadsheet available.

3
Thu Oct 4, 2012, 2:43 pm

Central Plant Chilled Water + Onsite electric HW boiler

NC-2009 EAc1:Optimize Energy Performance
posted by  Ramana Koti  on 

Dear all, I'm modeling an all electric university building that is 32,000 sf/5 floors with chilled water from a central plant and hot water from an onsite electric boiler.

2
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Tue Sep 25, 2012, 3:37 pm

Residential and nonresidential spaces in the same building

NC-2009 EAc1:Optimize Energy Performance
posted by  Francesco Passerini  on 

I’m modelling a hotel in which three floors are occupied by rooms (residential, tot.

5
Wed Sep 19, 2012, 1:10 pm

Modeling radiant heating/cooling systems

NC-2009 EAc1:Optimize Energy Performance
posted by  Petra Hajná  on 

Hi everybody. I'm working on a project in Central Europe and our team suggests implementing thermal active concrete structure to our design (heating/cooling pipes are integrated into a loadbearing

2
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Wed Sep 19, 2012, 8:22 am

District Heating and Cooling Distribution Problems

NC-2009 EAc1:Optimize Energy Performance
posted by  Dawn Kowalik  on 

The project is such that it consists of two major renovations of two college buildings and the construction of a new link between them. The energy model is just of ONE building.

5
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Administrative Assistant
Bergmann Associates
LEEDuser Basic Member
5 thumbs up
Tue Sep 18, 2012, 9:15 pm

Contradiction: Energy Modeling Area and certification fee area

NC-2009 EAc1:Optimize Energy Performance
posted by  Diaa Madkour  on 

Hi all, we have a contradiction here between gross floor area of the energy modeling and the PIF2, in PIF2 we calculated the gross floor area as stated in GBCI : """ Project square footage for cer

4
Integrated Design & LEED Specialist
SERA Architects
LEEDuser Expert
1361 thumbs up
Fri Sep 7, 2012, 1:50 pm

Proposed model, CAV system without cooling system

NC-2009 EAc1:Optimize Energy Performance
posted by  Francesco Passerini  on 

In the proposed building that I’m modeling there is a CAV system without cooling system (in the AHU a water coil is heated by hot water). How shall I model the cooling system?

3
Wed Sep 5, 2012, 4:19 pm

System type for process heat exchanger

NC-2009 EAc1:Optimize Energy Performance
posted by  David Weigel, PE  on 

Hi Group, I searched posts and couldn't find anything like this that has already been answered. I have a proposed 2000+ ton chilled water system in a building, which will be modeled as system 7 i

2
LEED Fellow
7group / Energy Opportunities
LEEDuser Expert
4454 thumbs up
Mon Aug 27, 2012, 7:44 pm

Modeling a Natural Ventilation Building

NC-2009 EAc1:Optimize Energy Performance
posted by  Carolina Vergnano  on 

Hi, I'm working in a project that has 4 conditioned office rooms, which are enclosed by walls, and a café (adjacent to the office) that is natural ventilated.

5
Thu Aug 23, 2012, 6:46 pm

Air recirculation and outdoor air

NC-2009 EAc1:Optimize Energy Performance
posted by  Francesco Passerini  on 

I have some doubts concerning air loops of the baseline model, system 5 (Packaged VAV with Reheat). Paragraph G3.1.3.13 “VAV Flow Minimum Flow Setpoints” states: “Minimum volume setpoints for VAV r

5
Fri Aug 17, 2012, 6:42 pm