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-   -   DPM injection number tracked = 0 (https://www.cfd-online.com/Forums/fluent/249224-dpm-injection-number-tracked-0-a.html)

zhu-jsut April 27, 2023 07:56

DPM injection number tracked = 0
 
2 Attachment(s)
Hello, everyone

I am currently working on unsteady particle track with a transient flow. The nickel particles (density = 8900 kg/m3) can not be tracked, and the console shows:
"
Advancing DPM injections....
number tracked = 0, escpaed = 0....
"
https://www.cfd-online.com/Forums/at...1&d=1682595927

It's a 2D axisymmetric model with a minimum mesh size of 0.002m, 0.001s fixed time step. The particles are injected from the inlet, surface type, and the parameters were set as
https://www.cfd-online.com/Forums/at...1&d=1682596191
other parameters by default.

So, if anyone has ever encountered this problem, please tell me the possible reasons.

erphan July 25, 2023 17:18

Hi Zhu
maybe the problem is your particles are NOT located in your domain. usually, I faced to this error while using DPM, when my particles located out of the domain.


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