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  1. Sonreir

    Calculating CFM from Throttle Position and Manifold Pressure

    Well... sort of... I'm not planning on running the throttle bodies in conjunction with the EX650 ECU (or even on the same bike). I'm just after the hardware. I was hoping to generate my own maps and so I need a better understanding of the math before I can do down that road. So my processor...
  2. Sonreir

    Calculating CFM from Throttle Position and Manifold Pressure

    Thanks for the link! Time for some algebra. Ideally, I'd like to know (or reasonably assume) the CFM actually ingested by the engine. How is it that CFM changes? My understanding is that in a closed system, only the air velocity would change and flow would remain the same (after taking into...
  3. Sonreir

    Calculating CFM from Throttle Position and Manifold Pressure

    Hey all, I'm a bit new to the game in the process of doing some research on fuel injection. I while away my working hours on software programming, but engines have always fascinated me and I like to tinker in my spare time. The problem I'm currently facing is that I'm unsure on how to...
  4. Sonreir

    Help with a basic query please

    Hey everyone. My first post, so a little about myself: I'm a recent American college grad working for a small software firm here in the UK. I'm new to mySQL as I was trained on Oracle8i in school. Anyway, as for my question: I've got two tables; products and suppliers. The supplier table...

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