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TOMMYFD

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Posts posted by TOMMYFD

  1. 18 minutes ago, Vaughan said:

    Fuel table specifies the Volumetric efficiency, volumetric efficiency is used to calculate mass of air entering engine, lambda target and stoichiometric ratio is used to calculate desired mass of fuel, desired mass of fuel is converted into an injection pulsewidth taking into account fuel density, injector flow rate at a specified pressure and the current differential pressure.

    if you have a specified flow rate at a particular differential pressure you can calculate the flow rate at a different differential pressure and the ECU does this calculation automatically when set up correctly.

    Shouldnt i be in closed loop lambda so the ECU can calculate the desired mass of fuel?

  2. Thanks I will try the accel fuel and see the difference.

    Something else I want to figure out is im out of injectors at 7700@84% duty cycle and I want to rev to 8400.

    Im in modelled mode with fp sensor fuel system type and im currently on 48 psi base pressure if I want to increase my base pressure to 56 psi the only thing I have to do is lean out my fuel map or should I change anything else in my settings?

  3. Hey guys got an issue and don't know if this is normal or if I have my staging ratio wrong.

    My afr's are good but when my secondaries kick in I lean for about 200 milliseconds then my afr's go back to normal is this normal or should i play around with my stagging ratio?

     

     

  4. Hey guys dont know what happened everything was working fine and today when i hooked up my laptop on the ecu my layout vanished and i cant find it anywhere. I have 6 layouts on the load layout tab but none of them seem to be the one I had. The real promblem is that my logging time plots on the other tabs are all white and before they where different colors and also on the y axis are only 1, 0.5, 0, -0.5, -1, and I cant see my logs.

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