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Greater than 100% IDC?

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Old 17 March 2004, 02:08 AM
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RT
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Default Greater than 100% IDC?

IDC strictly, should be measured in time - ie miliseconds.

But when IDC is expressed as a percentage, what is it a percentage of? ie what injector duration is considered to be 100% IDC?

Anyone know for sure?
Thanks.
Old 17 March 2004, 06:55 AM
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BarkingMad
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Actual time open/Available time (which varys according to engine speed) *100
Old 17 March 2004, 08:19 AM
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Whats "Available Time"?
The duration of the entire piston intake stroke?
Old 18 March 2004, 05:37 AM
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BarkingMad
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Yes... at 100% IDC or Available time

3000 rpm = 40 ms
3500 rpm = 34 ms
4000 rpm = 30 ms
4500 rpm = 27 ms
5000 rpm = 24 ms
5500 rpm = 22 ms
6000 rpm = 20 ms
6500 rpm = 18 ms
7000 rpm = 17 ms
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