[TRNSYS-users] Question about dehumidification

David BRADLEY d.bradley at tess-inc.com
Tue Apr 21 06:38:54 PDT 2015


Sylvie,
   It is in Loads and Stuctures (TESS): Latent Load Calculator: Type2280
Kind regards,
  David



On 4/21/2015 8:19 AM, sylvie laldje wrote:
> Hello David,
>
> thank's for your answer.
> can you give me the name of this component please?
>
> Best regards,
> Sylvie Laldje
>
> 2015-04-20 17:40 GMT+02:00 David BRADLEY <d.bradley at tess-inc.com 
> <mailto:d.bradley at tess-inc.com>>:
>
>     Laldje,
>       You can set a dehumidification (and humidification) set point in
>     TRNBuild and Type56 will calculate the latent energy
>     removal/addition required to meet that setpoint. I'm afraid I do
>     not know whether the treatment is adiabatic or not. In my
>     experience you have to be a little careful with this because the
>     dehumidification/humidification can occur without either sensible
>     heating or cooling occurring. However, more often in an actual
>     building, what we really care about is a temperature set point and
>     some latent cooling occurs as a result of cooling down the air
>     that is used to provide the sensible cooling. If this is your case
>     then there is a component in the TESS Loads and Structures library
>     that gives an empirical estimate of the latent cooling that occurs
>     as a consequence of providing sensible cooling. We use that model
>     in order to estimate a total cooling load for building spaces.
>     kind regards,
>      David
>
>
>
>     On 4/20/2015 4:45 AM, sylvie laldje wrote:
>>     Dear all,
>>
>>     I would like  simulate dehumidification air in a building.
>>     Could you give me some ideas please?
>>     I heard that Trnsys considers the treatment of humidity but only
>>     adiabatically, is that true?
>>
>>     Thank you
>>     Laldje
>>
>>
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>
>     -- 
>     ***************************
>     David BRADLEY
>     Principal
>     Thermal Energy Systems Specialists, LLC
>     22 North Carroll Street - suite 370
>     Madison, WI  53703 USA
>
>     P:+1.608.274.2577  <tel:%2B1.608.274.2577>
>     F:+1.608.278.1475  <tel:%2B1.608.278.1475>
>     d.bradley at tess-inc.com  <mailto:d.bradley at tess-inc.com>
>
>     http://www.tess-inc.com
>     http://www.trnsys.com
>
>

-- 
***************************
David BRADLEY
Principal
Thermal Energy Systems Specialists, LLC
22 North Carroll Street - suite 370
Madison, WI  53703 USA

P:+1.608.274.2577
F:+1.608.278.1475
d.bradley at tess-inc.com

http://www.tess-inc.com
http://www.trnsys.com

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