[TRNSYS-users] dynamicdata function

[Diego A. Arias]

Amandine,
Ups, sorry for my previous email. Dave, thanks for giving us the correct 
answer.

Diego

David Bradley wrote:
> Amandine,
>   This is a common error. The format of the data file read by 
> DynamicData is:
>
> Values of X3
> Values of X2
> Values of X1
> Data
>
> what you used is:
>
> Values of X1
> Values of X2
> Values of X3
> Data
>
> I think you need to rearrange your call to DynamicData so that it 
> reads (changes are noted in bold):
>
>         X(1) = *THW_IN
> *        X(2) = TCW_IN
>         X(3) = *TCHW_T1
> *        CALL DYNAMICDATA(LU_S1,NX,NVAL,NY,X,Y,INFO,*10)
>         CALL LINKCK('TYPE807','DYNAMICDATA',1,807)
> 10      IF (ErrorFound()) RETURN 1
>          FNCAP=Y(1)
>          FNCOP=Y(2)
>
> Kind regards,
>  David
>
>
>
> At 08:26 6/13/2006, Amandine LE DENN wrote:
>> Dear users,
>>  
>> a DynamicData procedure is included in Type107 code and it seems a 
>> bit different that what's described in Trnsys Programmers guide. In a 
>> handmade Type, I try to read my own file but DynamicData always give 
>> me the wrong solution.
>>  
>> the code is the following:
>> C  GET THE PERFORMANCE DATA FROM THE S1 DATA FILE: FRACTION OF DESIGN 
>> CHILLED WATER CAPACITY
>> C  AND FRACTION OF DESIGN COP ARE FUNCTION OF INLET HOT WATER 
>> TEMPERATURE, INLET COOLING
>> C  WATER TEMPERATURE AND OUTLET CHILLED WATER TEMPERATURE LEVEL
>>
>>   NVAL=3
>>   NY=2
>>   NX(1)=5
>>   NX(2)=3
>>   NX(3)=5
>>   X(1)=TCHW_T1
>>   X(2)=TCW_IN
>>   X(3)=THW_IN
>>   CALL DYNAMICDATA(LU_S1,NX,NVAL,NY,X,Y,INFO,*10)
>>   CALL LINKCK('TYPE807','DYNAMICDATA',1,807)
>> 10   IF (ErrorFound()) RETURN 1
>>   FNCAP=Y(1)
>>   FNCOP=Y(2)
>>  
>> and data file is (separation = tab):
>>  
>> 5.5 6 7 8 9 !Chilled Water Temperature output at previous timestep   
>> 24 29.5 31   !Entering Cooling Water Temperature   
>> 75 80 85 88 95 !Inlet Hot Water Temperature   
>> 0.87671 0.88571  ! Fraction of design capacity and design COP at    
>> 5.5 24 75
>> 0.98630 0.88571  ! Fraction of design capacity and design COP at    
>> 5.5 24 80
>> y1  y2    ! Fraction of design capacity and design COP at    5.5 24 85
>> etc...
>>  
>>  
>> Can someone detect the problem..?
>>  
>> thank you for your help,
>>  
>> Amandine LE DENN
>> _______________________________________________
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>> TRNSYS-users at engr.wisc.edu
>> https://www.cae.wisc.edu/mailman/listinfo/trnsys-users
>
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