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Spreadsheets


We do a lot of number crunching here, and Microsoft Excel is the lazy engineers best friend. We write an Excel spreadsheet for just about anything we have to calculate more than once.

Since I don't want to be accused of laziness and selfishness I decided to make some of these spreadsheets available to the rest of you. There's not much here right now, but I will add more as time goes on.

If you left click the link, the spreadsheet will open in your browser. If you right click the link, and then choose "Save Target" from the list, the spreadsheet will be saved to your hard drive.

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Air Temperature Compensation Calculator This spreadsheet will calculate a proper air temperature compensation curve based on any zero correction point that you specify.

Injector Dynamics Sample This is a sample of the report that comes with our dynamic injector flowtesting. The zipped file includes a spreadsheet which contains the injector information, and a pdf file which explains the spreadsheet in great detail. Even if you are not in the market for fuel injector flow testing, we think you will find the text file instructive.

PBS Gear Selector This spreadsheet is helpful for choosing gearing in your PBS gearbox, especially if you have data acquisition in your car.

Acceleration Calculator This spreadsheet was donated by FD owner Adam Hammer. It calculates rate of acceleration including aero drag.

Damper Wheel Force This spreadsheet will convert the force/velocity data from your shock dyno to force/velocity at the wheel. This is very helpful when dealing with cars that have different front and rear motion ratios.

Static Weight Distribution Calculator This spreadsheet will calculate the effects of adding or removing weight in your race car. Left side, and rear percentages are calculated. What happens to your rear percentage when you burn 10 gallons of fuel? How would moving the battery from the drivers side under the hood, to the passengers side of the trunk affect your percentages? Download this spreadsheet and find out! Note the instructions tab at the bottom of the page.



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