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mldc

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  1. Like
    mldc reacted to dx4picco in Fuel Cut Anti-Lag   
    aren't you mixing antilag and launch control?
     
    antilag is made to spool the turbo when being off throttle, with letting air pass combined with a late combustion to make more exhaust gas energy spooling the turbo. there would be no point doing a fuel cut in this strategy
  2. Like
    mldc got a reaction from dx4picco in Fuel Cut Anti-Lag   
    I think maybe on Launch Control is useful to have IgnCut+FuelCut strategy. Maybe it would help to raise a little bit of boost and then control the RPM range very precise without huge backfires.

    ALS is overrun boost control. Throttle closed, boost is maintained. 

    I've recently tuned Rallycross Supercar, Cosworth YB with G4+ Thunder.
    There is a fresh air ALS valve (Turbosmart ALV), which directly pushes air from intercooler pipe to the exhaust manifold.
    I've tried without ignition cut and also removed some fuel. No response from ALS was shown.
    After that I've added ignition cut and also lots of additional fuel.
    Of throttle boost maintained static what I wanted, and EGT dropped to 700-800C during ALS
    Extra fuel cools down the overall ALS system.

    If You have really huge exhaust temperature then lower Your ignition retard. This parameter rises stress on exhaust valves.
  3. Like
    mldc got a reaction from dx4picco in suggest PDM + Keypad   
    EcuMaster PMU16
    EcuMaster 12 button Can keyboard.
     
    Easy to send CAN messages from link to pmu because there is predefined streams.
    Easy to configure states from pmu to link.


  4. Thanks
    mldc got a reaction from Gsab in Water Pump PWM   
    Hello,
    Did some testing, results are below.
     
    Pump:
    Any pump CWA50, CWA200 or CWA400 would work with these settings.
    We use CWA200.
    Wiring:
    1 - wired 12V from the PMU16, 25A channel.
    2 - wired Aux high state signal.
    3 - wired to ecu signal gnd. 
    4 - simple chassis GND.
     
    ECU settings:


    50% on cranking is for waking up the pump.
    After that, You can use higher values then 50%.
    If your idle is lower then 1000 RPM, adjust the PWM table axis and values to suit your application.
    Results:

    Our race car working temperature is 70 C.
     
    In my case You can see that pump is working very slowly till 50 C. It's because I need to warm the coolant up as fast as I can.
    If You change Aux PWM table values, You could get more linear interpolation.
    Last chart shows how output current is ramping up as coolant temp warming up.
    p.s: I have wired coolant pressure sensor. On full power pump is making 0.7 bar of water pressure in the system.
     
    These settings are good starting point.


    Thank You.
  5. Like
    mldc got a reaction from Vaughan in Launch Control Speed Input 3D Table   
    Worked well. 
    Arming and disarming with DI1.
    Speed Lockout set to 1. (If i leave it on 0 - launch won't engage)
    Launch disarmed when DI1 goes off.
     
     
    White Ford Fiesta.
    RPM 6000
    1.6 bar in the intake on the start.

    Don't even need bangs to get these stunning results with Link.  
    Launch Control
  6. Thanks
    mldc got a reaction from Alan in Water Pump PWM   
    Hello,
    Did some testing, results are below.
     
    Pump:
    Any pump CWA50, CWA200 or CWA400 would work with these settings.
    We use CWA200.
    Wiring:
    1 - wired 12V from the PMU16, 25A channel.
    2 - wired Aux high state signal.
    3 - wired to ecu signal gnd. 
    4 - simple chassis GND.
     
    ECU settings:


    50% on cranking is for waking up the pump.
    After that, You can use higher values then 50%.
    If your idle is lower then 1000 RPM, adjust the PWM table axis and values to suit your application.
    Results:

    Our race car working temperature is 70 C.
     
    In my case You can see that pump is working very slowly till 50 C. It's because I need to warm the coolant up as fast as I can.
    If You change Aux PWM table values, You could get more linear interpolation.
    Last chart shows how output current is ramping up as coolant temp warming up.
    p.s: I have wired coolant pressure sensor. On full power pump is making 0.7 bar of water pressure in the system.
     
    These settings are good starting point.


    Thank You.
  7. Thanks
    mldc got a reaction from Confused in Water Pump PWM   
    Hello,
    Did some testing, results are below.
     
    Pump:
    Any pump CWA50, CWA200 or CWA400 would work with these settings.
    We use CWA200.
    Wiring:
    1 - wired 12V from the PMU16, 25A channel.
    2 - wired Aux high state signal.
    3 - wired to ecu signal gnd. 
    4 - simple chassis GND.
     
    ECU settings:


    50% on cranking is for waking up the pump.
    After that, You can use higher values then 50%.
    If your idle is lower then 1000 RPM, adjust the PWM table axis and values to suit your application.
    Results:

    Our race car working temperature is 70 C.
     
    In my case You can see that pump is working very slowly till 50 C. It's because I need to warm the coolant up as fast as I can.
    If You change Aux PWM table values, You could get more linear interpolation.
    Last chart shows how output current is ramping up as coolant temp warming up.
    p.s: I have wired coolant pressure sensor. On full power pump is making 0.7 bar of water pressure in the system.
     
    These settings are good starting point.


    Thank You.
  8. Thanks
    mldc got a reaction from dx4picco in Water Pump PWM   
    Hello,
    Did some testing, results are below.
     
    Pump:
    Any pump CWA50, CWA200 or CWA400 would work with these settings.
    We use CWA200.
    Wiring:
    1 - wired 12V from the PMU16, 25A channel.
    2 - wired Aux high state signal.
    3 - wired to ecu signal gnd. 
    4 - simple chassis GND.
     
    ECU settings:


    50% on cranking is for waking up the pump.
    After that, You can use higher values then 50%.
    If your idle is lower then 1000 RPM, adjust the PWM table axis and values to suit your application.
    Results:

    Our race car working temperature is 70 C.
     
    In my case You can see that pump is working very slowly till 50 C. It's because I need to warm the coolant up as fast as I can.
    If You change Aux PWM table values, You could get more linear interpolation.
    Last chart shows how output current is ramping up as coolant temp warming up.
    p.s: I have wired coolant pressure sensor. On full power pump is making 0.7 bar of water pressure in the system.
     
    These settings are good starting point.


    Thank You.
  9. Thanks
    mldc reacted to Confused in Water Pump PWM   
    I'm running a CWA50 in my car as a chargecooler pump, so the flow varies based on engine RPM and IAT.
    Here's my configuration:


     
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