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Spring and Fall Conditions on the Thermal Comfort Tool

CI-2009 IEQc7.1: Thermal comfort - design
posted by Logan Dorrell on Oct 15, 2015, 7:17 pm

What are we supposed to submit for the "Spring" and "Fall" conditions for the Thermal Comfort Tool for Upload IEQc7.1-2?

We have design setpoints for cooling and heating and easily...

Last reply: Logan Dorrell, Jan 26, 2016, 1:52 pm

ASHRAE vs. ISO/EN

CI-2009 IEQc7.1: Thermal comfort - design
posted by Jens Apel on Apr 3, 2014, 9:03 am

I am happy that LEED is accepting ISO 7730 and EN 15251 as alternative to ASHRAE 55. My problem is that there are no single requirements in these standards but examples / recommendations for...

Last reply: Christopher Schaffner, Dec 31, 2015, 5:31 pm

LEED Online IEQc7.1-2

CI-2009 IEQc7.1: Thermal comfort - design
posted by Kasandra Martin on Dec 13, 2013, 12:21 pm

It asks to upload--"Upload IEQc7.1-2. Provide supporting documentation. This may include ASHRAE Thermal Comfort Tool results and/or a copy of Figure 5.2.1.1 of
ASHRAE Standard 55 indicating...

Last reply: Christopher Schaffner, Dec 31, 2015, 5:27 pm

New Review Comment

CI-2009 IEQc7.1: Thermal comfort - design
posted by Aaron Luthien on Sep 2, 2014, 12:57 pm

Usually we have fulfilled this credit by using pyschometric charts provided by Climate Consultant software. I documented temperature and humidity ratios together with metabolic rates. This time...

Last reply: Christopher Schaffner, Dec 31, 2015, 5:24 pm

..outdoor temperature exceeds design

CI-2009 IEQc7.1: Thermal comfort - design
posted by Walt Sparling on Aug 18, 2010, 9:47 pm

I am having a tough time seeing how to get this question completed. The 7.1 form, is asking for:
"Hours per typical year that outdoor temperature exceeds design conditions".
...

Last reply: George Zhou, Jan 20, 2014, 1:51 pm

Elevated Air Speed

CI-2009 IEQc7.1: Thermal comfort - design
posted by Natalie Terrill on May 13, 2011, 10:23 am

Anybody else having a problem with elevated air speed (over 40 fpm)? I have a commerical office building with ceiling diffusers with 60 fpm and the credit has been audited for elevated air speed...

Last reply: Marco Barrera, Mar 22, 2013, 11:53 am

Psychrometric Chart Comfort = 90% comfortable hours

CI-2009 IEQc7.1: Thermal comfort - design
posted by Michael Smithing on Jul 16, 2012, 10:52 am

Does this credit require 100% comfortable hours (for 90% of the people PMV) or is there some flexibility?

Also - any idea what to do if we can't find an EPW file for Lusaka, Zambia?

Last reply: Christopher Schaffner, Nov 25, 2012, 10:11 am

ASHRAE Standard 55-2012 Comfort Model

CI-2009 IEQc7.1: Thermal comfort - design
posted by John Kitsalis on Aug 16, 2012, 4:40 pm

I am using the program above to document IEQc7.1 There is an option for me to calculate the MRT for an individual room. In the project I am working on, I have multiple rooms. Do I have to...

Last reply: Dylan Connelly, Aug 23, 2012, 11:55 am

Thermal Comfort calculations- without simulation

CI-2009 IEQc7.1: Thermal comfort - design
posted by Edwin Wealend on Jul 30, 2012, 7:10 am

Does anyone know of approved methods to prove this credit without completing a full energy model to simulate indoor conditions, in particular radiant heat?

It seems a Psychrometric chart...

Last reply: Dylan Connelly, Jul 31, 2012, 11:47 am

Do we need a computer

CI-2009 IEQc7.1: Thermal comfort - design
posted by Maggie Sarhadi on Jul 10, 2012, 6:43 pm

Do we need a computer software to calculate the PMV/ for EQ7.1

Last reply: Dylan Connelly, Jul 31, 2012, 11:43 am