[Date Prev][Date Next] [Chronological] [Thread] [Top]

Re: (erielack) Speed recorders



They are not speed recorders...They are axel generators...The GE wheel
slip detection system reads and compares the difference in generated
voltages, and when it exceeds a threshold indicates a slipping axel.

Gordon 

"Tupaczewski, Paul R (Paul)" wrote:
> 
> > Which axle (of the six) do you think recorded the highest
> > speed (Yuk, Yuk)??
> >
> > Does anyone know why 3317 is outfitted this way?
> >
> > Given GE's reputation for XR (i.e. extra reliability) at the
> > time, probably
> > all three were needed to keep the U-boat going.
> >
> > http://gelwood.railfan.net/loco/el3317blb.jpg
> 
> Those speed recorders on all the axles are a GE thing - they are part of the
> anti-wheelslip system. Look at any GE U-series diesel, and you'll see every
> end of every axle has a speed recorder on it.
> 
> 
> > Also note the PC SD #6207 coupled to SDP 45 #3635 at Kent, OH
> > during 11/72.
> > What arrangement was this due to?  Run through power?
> > Running off miles?
> > Etc.  Anyone know?
> >
> > http://gelwood.railfan.net/loco/el3635blb.jpg
> 
> This was about the time that EL was doing the PC run-throughs between Cedar
> Hill Yard in New Haven, CT and Port Jervis, NY. Undoubtedly, one was
> "trapped" in EL service and made its way out west before being returned to
> PC...
> 
>         - Paul

- -- 
To reply take the 33  from the address

------------------------------