pysph-users

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This is the mailing list for users of PySPH, the Python-based framework for Smoothed Particle Hydrodynamics simulations.

Please post your questions here. Please try to check the archives before you post though. Thank you!

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Chaitanya Kesanapalli, … Luca Maggioni7

Jul 23

Installing PySPH Error: Failed building wheel for cyarray

Hi guys, I tried to follow your procedure, but it does not work. I get the following error when I try

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Installing PySPH Error: Failed building wheel for cyarray

Hi guys, I tried to follow your procedure, but it does not work. I get the following error when I try

Jul 23

Daniel Cordier, Prabhu Ramachandran2

Jun 20

PySPH with MPI - example

Hi everyone, Sorry I have been swamped to look into this. Are you doing pure MPI or are you doing a

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PySPH with MPI - example

Hi everyone, Sorry I have been swamped to look into this. Are you doing pure MPI or are you doing a

Jun 20

Igor Tavares, … Prabhu Ramachandran8

Jun 20

HOW TO INSTALL PYSPH ON MY WINDOWS 10

Hi, This looks like a Qt installation issue, I am not sure. You can try with the latest PyQt5 version

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HOW TO INSTALL PYSPH ON MY WINDOWS 10

Hi, This looks like a Qt installation issue, I am not sure. You can try with the latest PyQt5 version

Jun 20

Riana Hary RANJALAHY ANDRIAMANANA

May 27

'Error compiling Cython file' when running SWE 'Okushiri_tsunami' with OpenMP

Hello PySPH-users, the error happens when running 'Okushiri tsunami' example (SWE) with

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'Error compiling Cython file' when running SWE 'Okushiri_tsunami' with OpenMP

Hello PySPH-users, the error happens when running 'Okushiri tsunami' example (SWE) with

May 27

Riana Hary RANJALAHY ANDRIAMANANA

May 24

Problem running pysph test and pysph examples

Hello PySPH-users, I was able to install 'pysph 1.0b2.dev0' but 1) running 'pysph test

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Problem running pysph test and pysph examples

Hello PySPH-users, I was able to install 'pysph 1.0b2.dev0' but 1) running 'pysph test

May 24

Bastien Bodin

Apr 11

MPI parallelization vs number of particles

Hi everyone, When I try to run a dam break simulation with about 2000,000 particles on 32 cores, I

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MPI parallelization vs number of particles

Hi everyone, When I try to run a dam break simulation with about 2000,000 particles on 32 cores, I

Apr 11

Bastien Bodin2

Apr 10

Problem with Inlet and MPI

Hi everyone, After some tests, by trying to run the "flow_past_cylinder_2d" either on my

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Problem with Inlet and MPI

Hi everyone, After some tests, by trying to run the "flow_past_cylinder_2d" either on my

Apr 10

alom...@gmail.com

Mar 22

Kernel Gradient Correction Not Effecting Following Equations

Hello everyone, Whenever I try using the kernel gradient correction equations from the reference

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Kernel Gradient Correction Not Effecting Following Equations

Hello everyone, Whenever I try using the kernel gradient correction equations from the reference

Mar 22

Jun Li

Jan 3

Solid mechanics boundary conditions

Hi everyone, I am trying to run some statics SPH cases. I went through the tutorials and want to find

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Solid mechanics boundary conditions

Hi everyone, I am trying to run some statics SPH cases. I went through the tutorials and want to find

Jan 3

Andy, Prabhu Ramachandran3

12/24/23

Early Termination of Simulations

Hi Andy, The wcsph scheme blows up at that time (as implemented and setup, it may need some tweaking

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Early Termination of Simulations

Hi Andy, The wcsph scheme blows up at that time (as implemented and setup, it may need some tweaking

12/24/23

Maximilian Nast, A Dinesh4

12/5/23

Problems writing a Heat Transfer Equation

Great, congrats. Sent from Outlook for iOS From: 'Maximilian Nast' via pysph-users <pysph-

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Problems writing a Heat Transfer Equation

Great, congrats. Sent from Outlook for iOS From: 'Maximilian Nast' via pysph-users <pysph-

12/5/23

Blair Geng, Prabhu Ramachandran4

11/28/23

Using PySPH with MPI

Hi Prabhu, Thanks for the clarification! You mentioned "distribute the particles". I'm

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Using PySPH with MPI

Hi Prabhu, Thanks for the clarification! You mentioned "distribute the particles". I'm

11/28/23

Stephan

11/15/23

Discussion: tensile instability or something else?

Dear PySPH community, I have encountered an instability during my simulations of which I'm not

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Discussion: tensile instability or something else?

Dear PySPH community, I have encountered an instability during my simulations of which I'm not

11/15/23

Bastien Bodin, Prabhu Ramachandran2

11/12/23

High resolution simulations - Disk usage problem

You can use hdf5 output and also turn on compression with -z. Another option is to carefully choose

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High resolution simulations - Disk usage problem

You can use hdf5 output and also turn on compression with -z. Another option is to carefully choose

11/12/23

Chaitanya Kesanapalli

10/20/23

How to use Latest SISPH in GPU

Hi Guys, I have been using SISPH of PySPH for some time from the https://gitlab.com/pypr/sisph

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How to use Latest SISPH in GPU

Hi Guys, I have been using SISPH of PySPH for some time from the https://gitlab.com/pypr/sisph

10/20/23

Doruk ISIK, … Prabhu Ramachandran8

9/21/23

Adami(2012) Solid wall treatment questions

Thank you for the clarification. So, in a given time step, the ghost velocities and pressures are

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Adami(2012) Solid wall treatment questions

Thank you for the clarification. So, in a given time step, the ghost velocities and pressures are

9/21/23

wenwang liao, Stephan3

8/23/23

The value of R2IJ may be treated as zero and make the result incorrect

Hi Stephan, Thanks for your advisable reply. regards, Wenwang 在2023年8月23日星期三 UTC+10 18:19:38<

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The value of R2IJ may be treated as zero and make the result incorrect

Hi Stephan, Thanks for your advisable reply. regards, Wenwang 在2023年8月23日星期三 UTC+10 18:19:38<

8/23/23

Kilver J Campos, Navaneet Villodi3

8/16/23

Why Integrator don't update positions?

Thank you, I just understand it. El miércoles, 16 de agosto de 2023 a las 13:44:18 UTC-4, naua...@

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Why Integrator don't update positions?

Thank you, I just understand it. El miércoles, 16 de agosto de 2023 a las 13:44:18 UTC-4, naua...@

8/16/23

Certa Christian, Prabhu Ramachandran3

6/14/23

Calculations performed in Loop()

Hello Prabhu, thank you for your answer. This helps me to understand how to write efficient equations

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Calculations performed in Loop()

Hello Prabhu, thank you for your answer. This helps me to understand how to write efficient equations

6/14/23

Igor Tavares, Prabhu Ramachandran2

6/14/23

LIST WITH THE MINIMUM POSITION OF EACH PARTICLE OF THE DAM BREAK

You can do this either as a post-processing task by processing the saved particle arrays or as a

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LIST WITH THE MINIMUM POSITION OF EACH PARTICLE OF THE DAM BREAK

You can do this either as a post-processing task by processing the saved particle arrays or as a

6/14/23

Igor Tavares, Prabhu Ramachandran2

6/14/23

HOW CAN I DISCOVERY THE PARTICLES' COORDINATES?

Each particle array has x, y, z attributes that specify this. You can access the particle arrays in

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HOW CAN I DISCOVERY THE PARTICLES' COORDINATES?

Each particle array has x, y, z attributes that specify this. You can access the particle arrays in

6/14/23

harich...@gmail.com

4/10/23

Poiseuille flow example code for larger reynolds number

I have edited the Poiseuille flow example code to create channel flow for Reynolds number 100, 500,

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Poiseuille flow example code for larger reynolds number

I have edited the Poiseuille flow example code to create channel flow for Reynolds number 100, 500,

4/10/23

Stephan

3/22/23

Possible bug in TVFScheme

Dear developers, I posted a new issue on GitHub: https://github.com/pypr/pysph/issues/375. I'm

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Possible bug in TVFScheme

Dear developers, I posted a new issue on GitHub: https://github.com/pypr/pysph/issues/375. I'm

3/22/23

Binghui Cui, Prabhu Ramachandran3

3/22/23

How to write the chech_time of the condtion in Group

Hi Prabhu, Thanks for your reply, I've made it Regards, Cui Binghui 在2023年3月22日星期三 UTC+8 17:05:52

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How to write the chech_time of the condtion in Group

Hi Prabhu, Thanks for your reply, I've made it Regards, Cui Binghui 在2023年3月22日星期三 UTC+8 17:05:52

3/22/23

Bastien Bodin, Prabhu Ramachandran2

3/22/23

Merging particles with a mass criterion

Hi Bastien, See our papers on the topic that both do splitting and merging of particles in parallel.

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Merging particles with a mass criterion

Hi Bastien, See our papers on the topic that both do splitting and merging of particles in parallel.

3/22/23

Igor Tavares, Navaneet Villodi2

3/13/23

INSTALLING PYSPH WITH UBUNTU 20.04 (LINUX)

You seem to be getting that error since you are directly installing pysph with pip. Some dependencies

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INSTALLING PYSPH WITH UBUNTU 20.04 (LINUX)

You seem to be getting that error since you are directly installing pysph with pip. Some dependencies

3/13/23

Kilver J Campos, Navaneet Villodi2

3/4/23

Oscilatory flows.

As I understand, you would like the inlet velocity and pressure to oscillate in time. I would suggest

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Oscilatory flows.

As I understand, you would like the inlet velocity and pressure to oscillate in time. I would suggest

3/4/23

Blair Geng, Navaneet Villodi2

3/4/23

Unable to use conda install

Hi It seems like the conda failures and conflicts are due to some packages you installed previously.

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Unable to use conda install

Hi It seems like the conda failures and conflicts are due to some packages you installed previously.

3/4/23

wenwang liao, Prabhu Ramachandran3

2/20/23

python stopped when running the dam_break example

Hi Prabhu, Thanks for your reply, I will try it. Regards, Wenwang 在2023年2月21日星期二 UTC+11 15:24:47<

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python stopped when running the dam_break example

Hi Prabhu, Thanks for your reply, I will try it. Regards, Wenwang 在2023年2月21日星期二 UTC+11 15:24:47<

2/20/23

Hari Sankar, … Prabhu Ramachandran5

2/1/23

Poiseuille flow

Thank you for your kind reply. I will look into it. On Thu, Feb 2, 2023 at 9:29 AM Prabhu

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Poiseuille flow

Thank you for your kind reply. I will look into it. On Thu, Feb 2, 2023 at 9:29 AM Prabhu

2/1/23