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  1. #11
    THE AVERAGE USER
    Date Of Registration
    Oct 2012
    Messages
    322
    Citazione Originally Written by megamind Visualizza Messaggio
    The table here on the forum to me is the whole offset
    does not keep the rows and columns

    TABLE 16x20 grommet:
    Injector Duration Table
    x=mm3/str
    y=bar
    z=µsec.
    Ah here...want to know how to calculate the times for a IQ different from the one that you find in the bp...well, look at it ? a speech a p? complicated...why? you must take into account the pressure of the rail...I advise you to keep as much as possible and the bp of the original, where you need to go up with the amount? IQ see some of the other ecu's similar to yours, and copy all of the time...but if you have to calculate them....I can go to the formula that I use...explained in another forum (I can do it without breaking the rules?)

  2. #12
    THE AVERAGE USER
    Date Of Registration
    Jul 2012
    Messages
    193
    But the formula does not think is covered by a copyright...if you're afraid there are always the pm

  3. #13
    THE AVERAGE USER
    Date Of Registration
    Oct 2012
    Messages
    322
    hello...here is the formula that I use...Tinj=(IQ*(K)/√Prail

    as you can see, the times are related both to the rail pressure that the K-factor....of course the K te the revenues with inverse formula...

  4. #14
    THE AVERAGE USER
    Date Of Registration
    Jul 2012
    Messages
    193
    Citazione Originally Written by mariodarkblue Visualizza Messaggio
    hello...here is the formula that I use...Tinj=(IQ*(K)/√Prail

    as you can see, the times are related both to the rail pressure that the K-factor....of course the K te the revenues with inverse formula...
    Good' but I don't know' what' the factor k, where I go to extrapolate?

  5. #15
    THE AVERAGE USER
    Date Of Registration
    Oct 2012
    Messages
    322
    the K-factor ? a constant that makes revenue through inverse formula...for example...you're on the curve of the 1,400 bar...you know that for 80mm3 you need 1200us...you calculate the K of the curve...and then you will be? easy to calculate the new tinj given k, the pressure and the iq

  6. #16
    THE AVERAGE USER
    Date Of Registration
    Jul 2012
    Messages
    193
    I need an example prarico and real, I come back a little complex the explanation..
    maybe when you have the chance? to see the table I posted me a hand to recalculate the column.
    Thanks for the tips

  7. #17
    THE AVERAGE USER
    Date Of Registration
    Oct 2012
    Messages
    322
    Then..? simple and I don't need to see the table...
    For example, I have that:
    PRAIL 1400bar
    IQ 70mm3
    Tinj 1240us
    K= (√Prail * Tinj)/ IQ
    K=662.8
    I've calculated the K-factor for the curve ? 662.8...
    Now, to calculate the new tinj, user? that K...
    Suppose that you enter 80mm3 in bp
    Tinj=(IQ*(K)/√Prail = (80*662.8)/sqrt1400=53024/37.41=1417

    here

  8. #18
    BEGINNER
    Date Of Registration
    Feb 2014
    The resort
    Caserta
    Messages
    29
    Citazione Originally Written by mariodarkblue Visualizza Messaggio
    Then..? simple and I don't need to see the table...
    For example, I have that:
    PRAIL 1400bar
    IQ 70mm3
    Tinj 1240us
    K= (√Prail * Tinj)/ IQ
    K=662.8
    I've calculated the K-factor for the curve ? 662.8...
    Now, to calculate the new tinj, user? that K...
    Suppose that you enter 80mm3 in bp
    Tinj=(IQ*(K)/√Prail = (80*662.8)/sqrt1400=53024/37.41=1417

    here

    Sorry mariodarkblue, are ignorant of rimappature but I know I can do a bit of accounts and I have made many first to tell you that with your formula if you increase the 10% of the IQ, the increase of the time will be? always 10 %

  9. #19
    THE AVERAGE USER
    Date Of Registration
    Jul 2012
    Messages
    193
    Citazione Originally Written by CHIP TUNNING Visualizza Messaggio
    Sorry mariodarkblue, are ignorant of rimappature but I know I can do a bit of accounts and I have made many first to tell you that with your formula if you increase the 10% of the IQ, the increase of the time will be? always 10 %
    To me that doesn't add up. Practically you say that if you increase to a 10% IQ ricalcoleresti the whole column in the times by adding a 10%?
    But the column if you see the increases in data from the house does not correspond to a fixed percentage, but variable.

  10. #20
    THE ACTIVE USER L'avatar di munro
    Date Of Registration
    Oct 2012
    The resort
    EARTH
    Messages
    1,207
    sorry eh...but if the formula ? the one posted by mario I will go to impelagare with the percentage??
    A rider does not create queues even in the car...
    a automoblista create queues even on a motorcycle...

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