Re: Neutron simulation problems

From: Denis Pantel <pantel_at_ies.univ-montp2.fr>
Date: Thu, 05 Jan 2012 10:21:21 +0100

Dear Fluka users,

Happy new year.

After some other tests, I have been able to have some error reports.

Traceback (most recent call last):
    File "/usr/local/flair/tkFlair.py", line 866, in __call__
    File "/usr/local/flair/RunFrame.py", line 1205, in killRun
    File "/usr/local/flair/tkFlair.py", line 1679, in askyesno
    File "/usr/lib/python2.7/lib-tk/tkMessageBox.py", line 95, in askquestion
    File "/usr/lib/python2.7/lib-tk/tkMessageBox.py", line 72, in _show
    File "/usr/lib/python2.7/lib-tk/tkCommonDialog.py", line 48, in show
TclError: couldn't read file "/usr/share/tk8.5/msgbox.tcl": I/O error

I really do not understand this.
I am using Fluka by virtualbox on Fedora 15. My computer is a Core i3 (2
threads for virtualbox) ah 2Go of RAM for VirtualBox.

Regards,
Denis Pantel

-------- Message original --------
Sujet: Re: Neutron simulation problems
Date : Wed, 21 Dec 2011 17:21:04 +0100
De : Denis Pantel <pantel_at_ies.univ-montp2.fr>
Pour : fluka-discuss_at_fluka.org

Sorry, this is my inp file. I have tried some changes but nothing worked

TITLE
Proton in the silicon diode
BEAM -0.05 0.0 0.0
1.0NEUTRON
BEAMPOS 0.0 0.0 -1. 0.0
*SOURCE
GEOBEGIN
COMBNAME
      0 0
RPP BH -5.0 5.0 -5.0 5.0 -5.0 5.0
RPP VA -4.0 4.0 -4.0 4.0 -4.0 4.0
ZCC Diode 0.0 0.0 1.2
XYP planbas -75.0E-4
XYP planhaut 75.0E-4
XYP elhaut 75.15E-4
XYP elbas -75020.8E-7
END
Blckhole 5 +BH -VA
Vacarund 5 | +VA -Diode
                 | +VA -elhaut
                 | +VA +elbas
Target 5 +Diode +planhaut -planbas
ElectrAl 5 +Diode +elhaut -planhaut
ElectrAu 5 +Diode -elbas +planbas
END
GEOEND
ASSIGNMA BLCKHOLE Blckhole
ASSIGNMA VACUUM Vacarund
ASSIGNMA SILICON Target
ASSIGNMA ALUMINUM ElectrAl
ASSIGNMA GOLD ElectrAu
EVENTDAT 22.
Energie
*DETECT 0.0 0.0015 0.1 1.
TargetDetect
SCORE ENERGY BEAMPART
USRBIN 10. PROTON -21. 1.2 1.2
75.0E-4Edeposit
USRBIN -1.2 -1.2 -75.0E-4 200. 300. 300.&
*USRTRACK PROTON -41. Target 1. 1500.Trac
*USRTRACK 0.1 0.0015&
RANDOMIZ 1.
START 1500000.0 0.0
STOP

Le 21/12/2011 16:32, Sébastien Wurth a écrit :
> Bonjour Denis,
>
> Without your input file, it is hard to tell what's wrong, could be a
> geometry issue.
> It is always interesting to reproduce the crash/problem in order to
> understand it.
>
> Best regards.
> Sebastien.
>
> Le 21/12/2011 15:25, Denis Pantel wrote:
>> Dear Fluka Team,
>>
>> I am trying to perform neutron simulations in silicon.
>> I am using the fluka iso in virtualisation with VirtualBox configured to
>> use Fedora.
>>
>> My problem is that when I try to simulate, using flair, more than 1
>> million neutrons, Fluka stops and delete all my file (.inp, .flair, .41,
>> ....)
>>
>> I have tried on another computer, and have the same problem.
>>
>> If I use the command lines to perform the simulations,I still have
>> problems, there is an error during the 1 cycle.
>>
>> How can I fix this problem ?
>> Is there's a "forced mode" for neutron interactions ? Because I need
>> just 10 000 interactions.
>>
>> Regards
>>
>>>
>
>
>

-- 
Denis Pantel
PhD student
IES, UMR 5214 UM2-CNRS
Université Montpellier 2
Place Eugene Bataillon
Batiment 21, Case Courrier 83
34095 Montpellier CEDEX 05 - FRANCE.
Tel: +33 4 67 14 38 25
Fax: +33 4 67 14 38 10
Received on Thu Jan 05 2012 - 11:37:00 CET

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