[Paraview] Transient point data analysis

ramaya ramaya at femagsoft.com
Tue Mar 5 09:53:24 EST 2013


Sorry forgot to attach the image.
On 03/05/2013 03:51 PM, ramaya wrote:
> Hi David,
>  The other possible solution is I can perform a linear translation of 
> the y-coordinates of all the files t=1 to N. And then use the absolute 
> location function. Do you know how can perform that linear translation 
> in y-coordinates seamlessly?
>
> thanks
>
>
> On 03/05/2013 03:04 PM, David E DeMarle wrote:
>> Selections don't have that capability directly. The nearest selection 
>> types are select by ID or select by absolute location, neither of 
>> which will track the relative location.
>>
>> You will have to come up with some pipeline involving a clip filter, 
>> perhaps within a programmable filter, that will cut out the offset 
>> and then select on that.
>>
>> David E DeMarle
>> Kitware, Inc.
>> R&D Engineer
>> 21 Corporate Drive
>> Clifton Park, NY 12065-8662
>> Phone: 518-881-4909
>>
>>
>> On Tue, Mar 5, 2013 at 8:52 AM, ramaya <ramaya at femagsoft.com 
>> <mailto:ramaya at femagsoft.com>> wrote:
>>
>>     Hi David,
>>      Thanks for the reply. Selecting a nodal points does not really
>>     help.  Please refer to the attached image. The body is evolving
>>     with time and assume the rectangle represents the mesh and the
>>     dot is the point I would like to follow i.e., the evolution of
>>     the field variable at dot position with respect to time.
>>     Selecting the node does not help because the mesh is deforming
>>     and the nodal coordinate distance is increasing. I need some tool
>>     that keeps a constant distance from the top of the body.
>>
>>     Thanks
>>
>>
>>
>>
>>     On 03/05/2013 12:53 PM, David E DeMarle wrote:
>>>     You need to make sure it is an ID type selection, and not a
>>>     location type selection. Then plot selection will plot that
>>>     particular point or cell's values regardless of where it is in
>>>     space.
>>>
>>>     To demonstrate:
>>>     Sources->Time Source Example(X Amplitude = 2)
>>>     "Select Points On" (a opposed to Select Points Through which
>>>     will generate one of the location type selections) and grab a
>>>     corner.
>>>     Plot Selection Over Time.
>>>
>>>
>>>     David E DeMarle
>>>     Kitware, Inc.
>>>     R&D Engineer
>>>     21 Corporate Drive
>>>     Clifton Park, NY 12065-8662
>>>     Phone: 518-881-4909 <tel:518-881-4909>
>>>
>>>
>>>     On Tue, Mar 5, 2013 at 5:49 AM, ramaya <ramaya at femagsoft.com
>>>     <mailto:ramaya at femagsoft.com>> wrote:
>>>
>>>         Dear All,
>>>         I have a transient simulation results written to individual
>>>         files. I would like to see the evolution of T(temperature)
>>>         with respect to t (time) at a point attached to the body.
>>>         The body moves with respect to time. I tried Plot over line,
>>>         plot over selection etc gives the plot at a fixed
>>>         coordinates but my points have moved from the initial file.
>>>         I am looking for something like evolution of T on the
>>>         material coordinates.
>>>         At step 0 : My point is at (x, y)
>>>         At step 1: My point is at (x,y+deltay1)
>>>         At step 3 My point is at (x,y+deltay2)
>>>
>>>         Please provide me some guidance.
>>>
>>>         Thanks
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>>
>>
>

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