Hans ... It could help if you include the models ... I (or someone else) can

then try and debug that

Krishnan

On Wed, Jan 6, 2010 at 10:27 AM, <[email protected]> wrote:

> Hi,
>
> I am new to ASCEND, so please excuse if this question is a bit dumb.
>
> I am trying to implement a model where I have a stream model, and a
> set of additional equations, some of which include the vapor pressure
> explictly.
>
> I am, however, unable to get the values of the vapor pressure from the
> model. When I load it into the graphical interface, I can see the
> values for component i in the tree as
>
> L_stream.phase[L_stream.pd.reference_phase].pure[i].VP
>
> If I try to access them in the same way in my model I get an error
> that this value does not exist. I suppose that this is because of the
> hierarchy of the objects, and the stream only knows that what he has
> there is a phase_partial, which does not have a VP variable, but I am
> actually using a derived class.
>
> My question: Is there an easy way to extract the value for the vapor
> pressures from a stream?
>
> Thanks!
>
> Hans
>
>
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