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Showing results 1 to 7 of 7 Search took 0.00 seconds. Search: Posts Made By: pianke

Forum: CONVERGE April 12, 2023, 07:49

Replies: 12 ignition failure Views: 889 Posted By pianke Thanks for your advice. The airflow movement is... Thanks for your advice. The airflow movement is something I didn't think of, probably because my cylinder model has no intake and exhaust passages, so the airflow movement is weak. Hence insufficient...

Forum: CONVERGE April 6, 2023, 06:11

Replies: 12 ignition failure Views: 889 Posted By pianke Hello Angela. Thanks for your advice. I ran a... Hello Angela. Thanks for your advice. I ran a case according to your suggestion. The base grid is 4mm, AMR is turned on, and the maximum encryption level is 2, which should be 1mm after conversion....

Forum: CONVERGE April 5, 2023, 09:07

Replies: 12 ignition failure Views: 889 Posted By pianke Hello Angela. Now I haven't injected hydrogen... Hello Angela. Now I haven't injected hydrogen into the cylinder, it's just methane burning. Since my model doesn't have an intake, my initial conditions are set to premixed methane, so I think my...

Forum: CONVERGE April 5, 2023, 04:32

Replies: 12 ignition failure Views: 889 Posted By pianke Thank you very much Angela, your advice was very... Thank you very much Angela, your advice was very useful. But after I used SAGE+ENERGY to ignite and burn, I encountered a problem. The flame of the SAGE model cannot spread to the entire cylinder,...

Forum: CONVERGE April 4, 2023, 10:47

Replies: 12 ignition failure Views: 889 Posted By pianke My base grid is 8mm, fixed embedding as shown in... My base grid is 8mm, fixed embedding as shown in the picture

Forum: CONVERGE April 4, 2023, 10:31

Replies: 12 ignition failure Views: 889 Posted By pianke Hello Angla. I've tried reducing the size,... Hello Angla. I've tried reducing the size, increasing the energy, and raising the equivalence ratio to 1. The specific settings are shown in the picture, but the ignition is still not successful.

Forum: CONVERGE March 29, 2023, 22:44

Replies: 12 ignition failure Views: 889 Posted By pianke ignition failure Dear sir, Recently I've had a problem with a hard ignition. In order to reduce the calculation time, I deleted the intake and exhaust ports of the engine, leaving only one cylinder. At the same...

Showing results 1 to 7 of 7

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