[TRNSYS-users] Changing the role of a standard component

papia sultana papia_s at hotmail.com
Sun Mar 25 18:32:37 PDT 2007


Dear Diego,
Thanx for your interest.
In my problem, I am using 'type 14 h' to read a variable cooling load (let's 
say within 0 to 24 hr). Next, I am linking this to a 'type 91' HE through an 
appropriate equation 'equa' (needed to convert the unit). For the HE of 
'type 91', I would like to link the 'cooling load' in terms of 'heat 
transfer rate' in the input list. So that new input list could be: heat 
transfer rate, hot side flow rate, cold side inlet temp, cold side flow 
rate. The output list may remain same or could cut down one/ two. My point 
is, how could I modify the component 'type 91' to cop with variable load?

best regards
Papia




>From: "Diego A. Arias" <daarias at wisc.edu>
>To: papia sultana <papia_s at hotmail.com>
>CC: trnsys-users at engr.wisc.edu
>Subject: Re: [TRNSYS-users]  Changing the role of a standard component
>Date: Fri, 23 Mar 2007 09:35:30 -0500
>
>Dear Papia,
>
>Changing a component is more than changing the proforma.  You need to 
>change the mathematical formulation, which is done in a Fortran compiler.
>If you need to modify a standard component, please feel free to send me a 
>more detailed description of what you need and I may be able to help you.
>Best regards,
>
>Diego
>
>
>papia sultana wrote:
>>Dear TRNSYS users,
>>
>>I have just started to use TRNSYS for centralized cooling system and I am 
>>just a novice. I would like to know If I change any of the output variable 
>>to an input variable or vice-versa to a component, do I need to generate 
>>new component?  If not, I am not able to change any of the variable 
>>properties from the Proforma dialogue box even after saving the changes?
>>
>>btw I will highly appreciate If any body like to share a basic central 
>>cooling model with me.
>>
>>Best regards
>>Papia
>>
>>
>
>
>--
>Diego A. Arias
>TRNSYS Coordinator
>Solar Energy Laboratory
>University of Wisconsin - Madison
>1500 Engineering Drive
>Madison, WI 53706

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