Welcome to the RAS Solution Forums HEC-RAS Help computational level output

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  • #5680
    simone minesso
    Participant

    Hi everybody,
    I’m performing an unsteady flow calculation about the motion of a dambreak wave in a channel.
    The channel is very short, just 4 meters long and at the end of it there’s reflection condition (closed section).
    I’ve ran the simulation with the smallest time (1minute) I can choose from the “hydrograph output interval” option, but it was too long to get the wave dynamic. So as it written in the manual I have marked the “computational level output” label, that it refers to a computational time of 1sec.
    After the simulation is ran by selecting the “unsteady flow spatial plot” or the “unsteady flow time series plot” options from the view menu of the main hec window, I should get all the data I need, but these two options remain gray-out. In the manual I didn’t find any explanation about it.
    What problem could be and how can I solve it?

    thanks in advance

    #9084
    Anonymous
    Guest

    Perhaps the ouput is not turned on for the sections of interest. This is done at the Unsteady Flow Analysis window – Stage and Flow Output Location. I think that the default here is no output and the computational level output uses this to prepare the detailed info. So, the sections for output need to be selected first.

    #9085
    simone minesso
    Participant

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    Date: Tue, 27 Jan 2015 17:41:35 +0100
    Message-ID:
    Subject: Re: computational level output
    From: Simone Minesso
    To: “MichaelG [via HEC-RAS Help]”
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    –001a11c23c8e9742fc050da4edea
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    Unfortunately it’s not about that problem. I have alredy chosen and set the
    stage and flow output location.

    2015-01-27 16:59 GMT+01:00 MichaelG [via HEC-RAS Help] < [email protected]>:

    > Perhaps the ouput is not turned on for the sections of interest. This is
    > done at the Unsteady Flow Analysis window – Stage and Flow Output Locatio=
    n.
    > I think that the default here is no output and the computational level
    > output uses this to prepare the detailed info. So, the sections for outpu=
    t
    > need to be selected first.
    >
    > ——————————
    > If you reply to this email, your message will be added to the discussion
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    Unfortunately it's not about that problem. I have alre=
    dy chosen and set the stage and flow output location.

    2015-01-27 16:59 GMT+01:00 Michae=
    lG [via HEC-RAS Help] <[email protected]=
    bble.com
    >
    :

    in:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">

    Perhaps the ouput is not turned on for the sections of interest. This is d=
    one at the Unsteady Flow Analysis window – Stage and Flow Output Location. =
    I think that the default here is no output and the computational level outp=
    ut uses this to prepare the detailed info. So, the sections for output need=
    to be selected first.

    =09
    =09
    =09


    If you reply to this email, your message =
    will be added to the discussion below:

    http://hec-ras-help.1091112.n5.n=
    abble.com/computational-level-output-tp1249p1252.html


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    To unsubscribe from computational level output, click here.
    NAML

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