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Discussion: Maps Lambda EDC16

  1. #11
    THE AVERAGE USER
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    you have to see when it reads the value of afr, it will surely be blocked by some limiter. With 0.8, the dpf does not like so much

  2. #12
    THE AVERAGE USER
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    I don't think there are "limiters" in the classic sense of the term, but rather a "curious" interpretation of the values of lambda, my question was if it was possible to correlate them to the AFR "real" measured from the wideband, chesso', say, for example, add 0.2 to all that you see in the map, lambda and more or less get the actual . clearly if this "0.2" was written somewhere in the map you could be sure that that you do.

  3. #13
    THE ACTIVE USER L'avatar di munro
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    But there are also limiters lambda on edc16, on average, the high and fixed to the lambda of 1.25 to a low of 0.6..
    As far as the calculation can not calculate "apples and pears"
    The calculation is done in one unit of measure.. also calculates that the equivalence ratio of diesel in the edc16 and fixed 0,835 but there are maps that vary the amount of fuel as a function of the temperature of the same..
    Some are limiting as that is classic for the only iq are compensation to vary the temperature of diesel..

  4. #14
    THE ACTIVE USER L'avatar di munro
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    I forgot that the same principle applies to the air to be sucked in that tablet..
    He also wrote in the other post that are lambda simulate the ecu does not work in afr function in the strict sense of the term pair-quantity of diesel to the lambda are Of the maps of limitation-fix..

  5. #15
    THE AVERAGE USER
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    Citazione Originally Written by munro Visualizza Messaggio
    But there are also limiters lambda on edc16, on average, the high and fixed to the lambda of 1.25 to a low of 0.6..
    Perfect, then, however, the values that are normally found in the map are inside this limitation.
    from the comment of the overbooster, I thought he meant that "reality" low ones, would not have been actually used.

    Citazione Originally Written by munro Visualizza Messaggio
    but there are maps that vary the amount of fuel as a function of the temperature of the same..
    Some are limiting as that is classic for the only iq are compensation to vary the temperature of diesel..
    behold, these I just found, but if you say that there are, I trust, and I try best!

    Citazione Originally Written by munro Visualizza Messaggio
    ]
    He also wrote in the other post that are lambda simulate the ecu does not work in afr function in the strict sense of the term pair-quantity of diesel to the lambda are Of the maps of limitation-fix..
    this has left me puzzled.
    you may link to "post" you speak of?
    the ecu to limit always refers to the couple is a fact, but I don't understand what you mean by "limitation-fix".
    by the way I happen I do exactly the same function of the old maps fumes.
    if you lower all the values to the flue gas, if we lift not will never be more than a TOT.

    I thank you for the answers.

  6. #16
    THE ACTIVE USER L'avatar di munro
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    I talked about it here..
    Citazione Originally Written by munro Visualizza Messaggio
    The main difference lies in the way of how to work with the ECU..
    In edc15 all the calculation algorithm and as a function of the amount of diesel then the map smoke and seal in the primary consideration..
    In edc16 the processor based all the calculations in a function of torque..
    The maps lambda are simulated and taken into calculation by the processor for the most part for a matter relating to anti-pollution devices..
    In fact, when you delete the maf on these the ecu the processor continues to work, based on other maps..

  7. #17
    THE ACTIVE USER L'avatar di munro
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    What you say about lambda edc16, and this is just part of the amount of fuel injection of the final in these ecu and extrapolated crude from the map nm-iq, and subsequently "clean" from the map, lambda, and various limiters are scattered in the eprom after that, the ecu knows how long to hold open the injectors to inject X fuel

  8. #18
    THE AVERAGE USER
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    I know that we speak 2 different languages.

    From a former student of Computer science and Engineering, to hear talk of "crude" and "clean" in a microprocessor makes me cringe.

    the ecu works with logic, formulas and numbers, accurate at least up to the third decimal place XD

    The options are 2, you'll forgive me the bluntness, but are done so:
    1) you have the ideas a little confused
    2) don't want to say too much because we are in the section of those who should not know anything.

    prepondo for the second.
    I wish so much that to intervene in someone else's right to give their opinion, not because I do not trust your answers, only that they seem to me, at least, vague.

    Thanks again

  9. #19
    THE AVERAGE USER
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    Citazione Originally Written by lsdlsd88 Visualizza Messaggio
    prepondo for the second.
    seh yeah right 'night... I am inclined!

  10. #20
    THE AVERAGE USER
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    I enclose some screenshots, let me know if you clears your head, or if it confuses you even more...

    smoke1.jpg

    smoke2.jpg

    smoke3.jpg

    smoke4.jpg

    TL1.jpg

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