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Injector Pulse Width Calculations - Looking for someone to check


ktm

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I am using the Wolf V500 EMS in my build. The Wolf system requires injector pulse width as an input versus load (as measured by MAP or TPS). I've developed a spreadsheet to calculate my injector pulses based on an AFR map for MAP load cycles and RPM. The spreadsheet also calculates duty cycle per RPM and load. I need someone to do a quick check on my injector pulse width calculations if possible.

 

I know that this is for the MS system, but the Other EMS forum is a little dead and I figured that the folks here may have a clue as to these calculations.

 

The RPM intervals and Load % in my spreadsheet are the Wolf standard intervals.

 

I calculated the pulse widths for maximum boost first, and then reduced the pulse width based on the density ratio for different load cycles.

 

Thanks.

Injector Pulse Width.zip

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