Fwd: [fluka-discuss]: geometry access in source.f
Sent from my iPhone
Begin forwarded message:
> From: Vittorio Boccone <dr.vittorio.boccone_at_ieee.org>
> Date: 04 dicembre 2014 08:29:14 CET
> To: Clay Lindsay <claylindsay_at_gmail.com>
> Subject: Re: [fluka-discuss]: geometry access in source.f
>
> Hi Clay,
> depending on which is the actual movement speed and the amount of steps you want to reproduce in your simulation it might be useful instead to run several simulation with different densities and positions and the merge the data together using the relevant weight.
>
> This is particularly interesting in case of evolving systems.This methods has been applied, for example, to simulate the effects of beam penetration on targets and collimators by soft-coupling FLUKA with finite element codes.
>
> Flair already allows you introduce variables and formula in the FLUKA files and to generate and run set of 'child jobs' with different variable values.
>
> Variable are converted to numbers before running.
>
> Best, V
> Sent from my iPhone
>
>> On 04/dic/2014, at 00:28, Clay Lindsay <claylindsay_at_gmail.com> wrote:
>>
>> Hello Fluka users,
>>
>> I'm interested in simulating a moving component by changing geometry
>> in a source routine. I saw another post referring to 'RSTBDY' or
>> 'SETBDY' routines for this purpose. While this achieves the goal
>> nicely, it would be convenient to be able to access a body's
>> parameters inside the source routine. Does there exist a 'GETBDY'
>> routine which returns the whats of an existing body? This way I can
>> define a body in an input file, get those parameters in the source
>> routine, and move the body based on pre-input position. Is there a
>> place I could find documentation on these types of routines?
>>
>> Another way to do this would be the use of the transform directives.
>> If it was possible to modify transform directives in source, it would
>> be easy to achieve the desired motion without directly managing
>> bodies. Are transforms (ROT-DEFIni) directives pre-computed, or can
>> they change in source?
>>
>> Also I'm interested in changing materials in source. Is it possible
>> to change a region's material, or a material's density? This would be
>> useful in modifying input based on a metrics like energy deposition
>> (eg. changing a gas density depending on local energy deposition).
>>
>> Thanks for you help,
>>
>> Clay Lindsay
>>
Received on Thu Dec 04 2014 - 10:19:21 CET
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