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Old   February 5, 2013, 17:07
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William
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I am modeling combustion in a heavy duty diesel engine with some set parameters to include in the setup. Where would I implement IMEP (indicated mean effective pressure) in the simulation setup? I have a value of 3.9 bars to set.
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Old   February 25, 2013, 08:51
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Cristiano
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Hi,
i'm not sure, but i Think you can insert this value in "solution inizialization".

Tell me if it works
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Old   February 25, 2013, 10:31
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William
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Thanks for your reply. I received done outside help and found that it is a calculated value.
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Old   February 25, 2013, 17:11
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wmoote how did you modelled internal combustion engine?would you send me informations in fluent please?
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Old   February 27, 2013, 11:06
Default Is this any help to answering your question cemilbercin?
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William
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Crank Shaft Speed(rpm): 1200
Starting Crank Angle: 195 (i.e. 165 degree before top dead center, which is set at 360)
Crank Period (deg): 360
Crank Angle Step Size (deg): 0.2
Piston Stroke(m): 0.1524
Connecting Rod Length(m): 0.3048

Injector position:

x: -1.5e-3 m
radius: 1.5e-3 m

Injection angle: 152 degree

start of injection: 5 degree before top dead center
during of injection: 10 degree
mass of injection: 7.65e-6 kg
temperature: 368 K
cone angle: 7.5 degree
mean droplet diameter: 1.96e-4 m
injection velocity: 200 m/s

Initial conditions:
temperature=320.15K
pressure: 1.92e5Pa - 101325pa (to get gauge pressure)
oxygen (O2) mass fraction: 0.233

Boundary conditions:
Piston temperature: 500 K
Cylinder wall temperature: 420 K
Cylinder head temperature: 470 K
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Old   February 27, 2013, 14:06
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thank you very much brother...are you student or engineer?ı have to improve my fluent ability so would you send me any fluent applications with picture or training videos?
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Old   February 28, 2013, 05:09
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Cristiano
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On https://support.ansys.com you can find everything
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Old   February 28, 2013, 17:19
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thank you very much brother wmoore16 and fluent 87...but how can I enroll or register in this site? https://support.ansys.com ı can not go in this forums...could you help me please?
ı should find fluent applications for booting my knowledges.thank you for yours all help.
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Old   March 1, 2013, 05:56
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Cristiano
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if you are student you can register yourself on
https://support.ansys.com/portal/sit...plate.REGISTER

also, if you are not student, apply on
https://support.ansys.com/portal/sit...late.REGISTER/

Anyway you need the customer code that you can find Ansys License Invoice (yours o your University).
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