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Option 1- Equipment Efficiency

CI-2009 EAc1.3: Optimize energy performance - HVAC
posted by Nancy Henderson on Oct 21, 2010, 6:53 pm

We have a new build out of a small office in an existing industrial building. We will be adding new package roof top units with DX cooling and gas heat to condition the office space. We are...

Last reply: Paul Conrad, Oct 22, 2010, 9:58 am

Baseline design by Appendix G

CI-2009 EAc1.3: Optimize energy performance - HVAC
posted by Evgenia Gorbachinsky on Sep 28, 2010, 4:31 pm

I am doing energy model for LEED for Interiors 2009.
We work on a project that occupies 2 floors of a 7-story building. The
building has already got LEED for Core and Shell . Energy...

Last reply: Evgenia Gorbachinsky, Oct 20, 2010, 8:50 am

VRV system how to take 5 point for equipment efficiency

CI-2009 EAc1.3: Optimize energy performance - HVAC
posted by Xiao Sailing on Oct 8, 2010, 10:31 pm

I am working on a small office space. I am trying to get 5 points for equipment efficiency. And the AC、Fresh air system is VRV(variable refrigerant volume),The ac outdoor unit cooling capacity...

Last reply: Paul Conrad, Oct 13, 2010, 11:05 am

ASHRAE Interactive Forms for LEED Template

CI-2009 EAc1.3: Optimize energy performance - HVAC
posted by Jonathon Pfantz on Sep 16, 2010, 1:00 pm

Has anybody else had any problems using the ASHRAE 90.1-2007 Interactive Forms required for this credit when pursuing the building simulation option? The lighting form, for example, will not...

Last reply: Paul Conrad, Sep 21, 2010, 10:10 am

Water Source Heat Pumps

CI-2009 EAc1.3: Optimize energy performance - HVAC
posted by Jonathon Pfantz on Sep 8, 2010, 11:16 am

I have a small project where the existing system in a 10 story building is a water source heat pump system. From what I gather, this type of system is not very friendly towards achieving LEED CI...

Last reply: Paul Conrad, Sep 8, 2010, 11:27 am

Non-occupied Spaces

CI-2009 EAc1.3: Optimize energy performance - HVAC
posted by James Del Monaco on Aug 24, 2010, 6:42 pm

I'm working on a TI project where the tenant occupies 2 floors of an 8-story office building. I have an overhead...

Last reply: Paul Conrad, Aug 25, 2010, 9:55 am

Applicability of CPG sections 2.9 and 3.10

CI-2009 EAc1.3: Optimize energy performance - HVAC
posted by Clark Denson on Feb 26, 2010, 10:08 am

Like Heather's question above, what if the equipment to be installed is less than 5 hp AND doesn't fall under the HVAC equipment categories listed in section 2.9 of the CPG, such as Variable...

Last reply: John Bauer, Jul 30, 2010, 2:53 pm

Clean room project

CI-2009 EAc1.3: Optimize energy performance - HVAC
posted by javier bolanos zeledon on Jul 30, 2010, 12:13 am

How can I model a clean room project where there is a lot of non process load in the HVAC. Can I assume HVAC as process load since it is not just for human comfort and is also for having the...

Last reply: Paul Conrad, Jul 30, 2010, 12:28 pm

HVAC system Modulation

CI-2009 EAc1.3: Optimize energy performance - HVAC
posted by Pierre Dammous on Apr 30, 2010, 11:37 am

Considering a multi-zoning office with separate constant volume systems and zone control on every solar exposure, private office & special occupancies; can modulation of HVAC system in...

Last reply: amy amster, Jul 8, 2010, 9:13 pm

Base line consideration

CI-2009 EAc1.3: Optimize energy performance - HVAC
posted by Pierre Dammous on Apr 30, 2010, 10:24 am

What should we consider as baseline if we are replacing some of the HVAC equipments?

Last reply: Erik Dyrr, May 5, 2010, 6:05 pm