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Existing HVAC within a New HVAC System

CI-2009 EAp2: Minimum Energy Performance
posted by Nelina Loiselle on Sep 27, 2012, 3:46 pm

I am working on a tenant space in which the HVAC system is going to be completely redone except for one existing HP unit. Does this existing HP unit have to be replaced to meet ASHRAE standards...

Last reply: Christopher Schaffner, Nov 30, 2012, 3:40 pm

Ballast power

CI-2009 EAp2: Minimum Energy Performance
posted by Julio Alvarado on Nov 28, 2012, 6:57 pm

Hello, We are doing a CI-Retai. It is 5,814.13ft2 bank branch located in a mall. We used the whole builing method and got a review comment indicating that we need to recalculate the installed...

Last reply: Marcus Sheffer, Nov 28, 2012, 9:23 pm

Gross SF Option

CI-2009 EAp2: Minimum Energy Performance
posted by Sheela I on Nov 27, 2012, 11:31 am

Our LEED project boundary includes 20,000 RSF in total . And the core building spaces where no alterations is being done are 1500 SF with in the leed project boundary. Do we use 20,000 RSF for...

Fabric alterations.

CI-2009 EAp2: Minimum Energy Performance
posted by Graham Langton on Nov 20, 2012, 11:28 am

Hi all,

First post!! Here goes. Regarding complience with section 5.5 of ashrae 90.1 using the prescriptive path. Although not stated directly does the following in section 5.2 apply? - "...

Last reply: Marcus Sheffer, Nov 21, 2012, 11:04 am

AIR ECONOMIZERS AND SERVER ROOMS

CI-2009 EAp2: Minimum Energy Performance
posted by TOMAS URIBE on Nov 19, 2012, 11:07 am

Hello everyone,

I’m working on a Commercial Interior Project following the simulation´s path, in section 11.3.2 item e, says: “Budget Building system listed in table 11.3.2A shall have...

Last reply: Marcus Sheffer, Nov 19, 2012, 1:48 pm

Complicated HVAC situation in a CI 2009 project.

CI-2009 EAp2: Minimum Energy Performance
posted by Susan Di Giulio on Oct 27, 2012, 3:25 am

We are working on a CI project which occupies portions of four floors in a University Medical Research Building. The LEED project is being undertaken by a medical research group leasing space...

EA Cr 1.3 and District Thermal Energy

CI-2009 EAp2: Minimum Energy Performance
posted by M.S. Chan on Oct 19, 2012, 4:08 pm

Expert 5796 thumbs up October 23, 2012- 10:48 am This forum is for EAp2 not EAc1.3. Appendix G is allowed under EAc1.3 but it is not allowed under EAp2 as far as I can tell. Section 11 is used...

Last reply: Marcus Sheffer, Oct 23, 2012, 10:48 am

Using Heat Pump for Domestic Water Heating

CI-2009 EAp2: Minimum Energy Performance
posted by M.S. Chan on Oct 19, 2012, 3:16 pm

Sheffer LEED Fellow 7group / Energy Opportunities LEEDuser Expert 5796 thumbs up October 23, 2012- 10:42 am This forum is for EAp2 not EAc1.3. Appendix G is allowed under EAc1.3 but it is not allowed under...

Last reply: Marcus Sheffer, Oct 23, 2012, 10:42 am

ENERGY COST BUDGET METHOD, ENVELOPE

CI-2009 EAp2: Minimum Energy Performance
posted by TOMAS URIBE on Aug 14, 2012, 11:24 am

Greetings.
I am working on a Commercial interior project pursuing the EAP2, and I chose the section 11 as an alternative to prescriptive approach, but, i am a little bit confused about...

Last reply: Marcus Sheffer, Oct 19, 2012, 3:48 pm

Compliance?

CI-2009 EAp2: Minimum Energy Performance
posted by Alex AC on Oct 12, 2012, 1:48 pm

or more of the prescriptive requirements in 90.1 associated with the tenant scope of work. The baseline selection is outlined in Section 11. How to model it is a very difficult question to answer in a forum...

Last reply: Marcus Sheffer, Oct 18, 2012, 5:11 pm