Baldwin RF16 "Sharknose" Locomotive Stalled

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  • lvlender
    Active Member
    • Feb 2024
    • 158
    • Loudon, TN
    • english
    • MSOR

    #16
    Just for fun, I doubled the number of throttle steps on the CLW Balwin Sharknose loco. Resulted in much smoother throttle operation and ability to hold a given speed without as much (constant) throttle input. I'm sure there is a downside. Like I said, just a fun experiment.

    EngineControllers (
    Throttle ( 0 1 0.025 0
    NumNotches ( 17
    Notch ( 0 0 Dummy )
    Notch ( 0.0625 0 Dummy )
    Notch ( 0.125 0 Dummy )
    Notch ( 0.1875 0 Dummy )
    Notch ( 0.25 0 Dummy )
    Notch ( 0.3125 0 Dummy )
    Notch ( 0.375 0 Dummy )
    Notch ( 0.4375 0 Dummy )
    Notch ( 0.5 0 Dummy )
    Notch ( 0.5625 0 Dummy )
    Notch ( 0.625 0 Dummy )
    Notch ( 0.6875 0 Dummy )
    Notch ( 0.75 0 Dummy )
    Notch ( 0.8125 0 Dummy )
    Notch ( 0.875 0 Dummy )
    Notch ( 0.9375 0 Dummy )
    Notch ( 1 0 Dummy )
    ​

    Comment

    • R. Steele
      3500 Post Veteran

      • Feb 2013
      • 3928
      • known universe
      • ORTS

      #17
      Originally posted by lvlender
      I'm sure there is a downside. Like I said, just a fun experiment.
      Like I always say: It's your railroad, you can do what you like!
      Cheers, Gerry
      "A mind is like a parachute. It doesn't work if it is not open." Frank Zappa
      It's my railroad and I'll do what I want! Historically accurate attitude of US Railroad Barons.
      Forever, ridin' drag in railroad knowledge.
      Audi, Vide, Tace, Si Vis Vivere In Pace​

      https://www.trainsim.com/forums/filedata/fetch?filedataid=79656&type=medium​ https://www.trainsim.com/forums/filedata/fetch?filedataid=79654&type=small

      Comment

      • dcarleton
        1000 Post Veteran


        • Nov 2008
        • 1004
        • MSOR

        #18
        FYI, first generation Alcos used a 16 notch throttle with notches something like that.
        There's a prototype for everything!

        Comment

        • R. Steele
          3500 Post Veteran

          • Feb 2013
          • 3928
          • known universe
          • ORTS

          #19
          Originally posted by lvlender
          Just for fun, I doubled the number of throttle steps on the CLW Balwin Sharknose loco. Resulted in much smoother throttle operation and ability to hold a given speed without as much (constant) throttle input. I'm sure there is a downside. Like I said, just a fun experiment.

          EngineControllers (
          Throttle ( 0 1 0.025 0
          NumNotches ( 17
          ....
          ​
          The throttle acts pneumatically on the speed control shaft of the engine governor. It is advanced smoothly through an infinite number of positions, enabling the operator to handle a train more smoothly than with a notched throttle rendering stepped application of power. No transition is necessary.
          ​

          Copied this from an RF16A manual....I don't know how many throttle positions OR supports...so add as many as you like to make the throttle act smoothly --
          Cheers, Gerry
          "A mind is like a parachute. It doesn't work if it is not open." Frank Zappa
          It's my railroad and I'll do what I want! Historically accurate attitude of US Railroad Barons.
          Forever, ridin' drag in railroad knowledge.
          Audi, Vide, Tace, Si Vis Vivere In Pace​

          https://www.trainsim.com/forums/filedata/fetch?filedataid=79656&type=medium​ https://www.trainsim.com/forums/filedata/fetch?filedataid=79654&type=small

          Comment

          • oper190
            1000 Post Veteran



            • May 2010
            • 1498
            • Port Charlotte, FL
            • English
            • MSOR

            #20
            Since the Acela does not have notches on its throttle I'll try coping it's throttle data into the RF16 and see what happens.

            Okay RF16 works without notches:

            Throttle ( 0 1 0.025 0
            NumNotches ( 0 )
            ​
            Last edited by oper190; 06-06-2024, 10:01.
            Geary "Mr. Hart" Gerhardt - Owner and CEO of Hart Rail Lines, Hart Commuter Railways, and Hart Rail Cars. Also the defunct Hart Electric Transit.
            Its Your Train Sim World, sim as you please.

            Comment

            • lvlender
              Active Member
              • Feb 2024
              • 158
              • Loudon, TN
              • english
              • MSOR

              #21
              Originally posted by oper190
              Since the Acela does not have notches on its throttle I'll try coping it's throttle data into the RF16 and see what happens.

              Okay RF16 works without notches:

              Throttle ( 0 1 0.025 0
              NumNotches ( 0 )
              ​
              Tried out your throttle mod. Yes, it does give continuous control. The downside is that there is 100 keypresses needed to go from zero to 100% throttle. In my prior post (#16) I was using a 16 notch throttle, double the stock 8 notches. I doubled the notches again and went to 32 notch steps. That is about the max keystrokes I think may be reasonable. At 32 steps, the throttle is increasing/decreasing 3% for each keystroke. (Any more and I may be in danger of getting a callous on my index finger.)

              This has been a fun thread. Thanks to all who posted! 🙂

              EngineControllers (
              Throttle ( 0 1 0.025 0
              NumNotches ( 33
              Notch ( 0 0 Dummy )
              Notch ( 0.03125 0 Dummy )
              Notch ( 0.06250 0 Dummy )
              Notch ( 0.09375 0 Dummy )
              Notch ( 0.12500 0 Dummy )
              Notch ( 0.15625 0 Dummy )
              Notch ( 0.18750 0 Dummy )
              Notch ( 0.21875 0 Dummy )
              Notch ( 0.25000 0 Dummy )
              Notch ( 0.28125 0 Dummy )
              Notch ( 0.31250 0 Dummy )
              Notch ( 0.34375 0 Dummy )
              Notch ( 0.37500 0 Dummy )
              Notch ( 0.40625 0 Dummy )
              Notch ( 0.43750 0 Dummy )
              Notch ( 0.46875 0 Dummy )
              Notch ( 0.50000 0 Dummy )
              Notch ( 0.53125 0 Dummy )
              Notch ( 0.56250 0 Dummy )
              Notch ( 0.59375 0 Dummy )
              Notch ( 0.62500 0 Dummy )
              Notch ( 0.65625 0 Dummy )
              Notch ( 0.68750 0 Dummy )
              Notch ( 0.71875 0 Dummy )
              Notch ( 0.75000 0 Dummy )
              Notch ( 0.78125 0 Dummy )
              Notch ( 0.81250 0 Dummy )
              Notch ( 0.84375 0 Dummy )
              Notch ( 0.87500 0 Dummy )
              Notch ( 0.90625 0 Dummy )
              Notch ( 0.93750 0 Dummy )
              Notch ( 0.96875 0 Dummy )
              Notch ( 1.00000 0 Dummy )

              ​
              Attached Files

              Comment

              • Fish4890
                Senior Member

                • Jul 2018
                • 445
                • ENG
                • MSOR

                #22
                this was a fun thread indeed... thanks for the help as well
                Brandon Leister
                Leister Locomotive Works
                My PC--> CPU: Intel i5-11600K RAM: 32GB DDR4-3200 GPU: MSI VENTUS 2X OC 12GB RTX 3060

                Comment

                • oper190
                  1000 Post Veteran



                  • May 2010
                  • 1498
                  • Port Charlotte, FL
                  • English
                  • MSOR

                  #23
                  Originally posted by lvlender
                  The downside is that there is 100 keypresses needed to go from zero to 100% throttle.
                  Just need to keep holding the <D> or <A> keys down and it will continually throttle up and down to the desired percentage you want.
                  Geary "Mr. Hart" Gerhardt - Owner and CEO of Hart Rail Lines, Hart Commuter Railways, and Hart Rail Cars. Also the defunct Hart Electric Transit.
                  Its Your Train Sim World, sim as you please.

                  Comment

                  • oper190
                    1000 Post Veteran



                    • May 2010
                    • 1498
                    • Port Charlotte, FL
                    • English
                    • MSOR

                    #24
                    Just gave one of my RF16s a test run, and here is the correct Throttle data:

                    EngineControllers (
                    Throttle ( 0 1 0.025 0
                    NumNotches ( 1
                    Notch( 0 1 Dummy )
                    )
                    )


                    This will give a no notches throttle, just hold the <D> or <A> keys down to advance or retard the throttle to desired level.​
                    Disregard my post #20
                    Geary "Mr. Hart" Gerhardt - Owner and CEO of Hart Rail Lines, Hart Commuter Railways, and Hart Rail Cars. Also the defunct Hart Electric Transit.
                    Its Your Train Sim World, sim as you please.

                    Comment

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