I'm not sure whether to congratulate you or say that it's exactly what we've
come to expect ;^P
We all know you'll be in the sevens before long. Then you'll get the updated
battery pack and upgraded motors... Then the sixes... fives... 8^0
Keep up the great effort!
Lon Hull
Portland, OR
----- Original Message -----
From: "Steven Ciciora" <[email protected]>
To: "Electric Vehicle Discussion List" <[email protected]>
Sent: Thursday, September 27, 2007 7:45 PM
Subject: [EVDL] Birthday present for Bill Dube'
> The Killacycle Team had a great day at the track
> today. The Discovery Channel rented out Bandimere
> Speedway to film EVs against Gas vehicles. First run
> was not too bad; 8.844 at about 150 MPH (I think just
> under). We had a bit of trouble hooking up, so the
> 60' times suffered a little. Second run was a little
> better, but the 60' time was still 1.200 seconds.
> This one was a little quicker at 8.201 seconds at
> 154.69 MPH. I don't remember the exact sequence of
> events (we should check the log book) but we kept
> tweaking things a bit; turning up the ramp up rate,
> then turning it down, turning up the series amps, then
> turning them back down, etc. Next two runs we
> couldn't get the bike to hook up at all, so Scotty let
> off the launch button and coasted the rest of the way.
> Those two runs were around 13 seconds at about 100
> MPH. The other run, the back tire did a burnout for
> the first 60'. It didn't just spin the tire down the
> track, there was tire smoke for the first 60' or so!
> We have had the launch motor amps turned up to 2,000
> before, and still were not having issues like this.
> As we are running out of track time, we figured we
> only had one run left to give it our all, so back to
> the pits to cool the controller and for a good charge
> (MAN! that PFC-50 Rich lent us allowed us to charge at
> 25 amps and 400V! I don't think he's getting it
> back...) The battery pack was at about 50 deg. C; we
> would have liked 65 deg C, but that's what we had to
> work with). All set, we head to the starting line,
> and as fate would have it, the 3 phase power feed to
> the speedway lost a leg, and the timing lights went
> out. After some waiting, they got some generators
> out. While the score board at the end of the track
> wasn't lit, the timing tree and timing computers came
> back on line. But by this time, our battery pack had
> a chance to cool down a bit. Scotty decided to use
> the throttle this time. As soon as it took off, it
> looked FAST. You could tell it really hooked up this
> time. After the run, we were all standing around
> looking at the dead score board, waiting for the time
> to appear, when we realized that nothing would happen.
> But Susan, Scotty's Fiance was one step ahead of us;
> she was reading the time off the slip, and screamed
> "8.083!!" Our 60' time was still 1.215; if we could
> have gotten the traction under control, we would have
> been in the sevens... But then someone asked what the
> MPH was: 159.85 MPH! _So_ close! But by this time we
> were way past the track cutoff time and a dozen track
> Camaros were lined up to go. Derek Barger went and
> begged the track official to let us get one more run
> in, and got them to let us get one more shot at it.
> He jumped on his electric minibike, ran back to the
> pits and got him to run back to the starting line. No
> time for charging, no time for cooling the controller,
> all we did was check the tire pressure, and the track
> got the cars back out of the way. So on the last run,
> without a freshly charged pack, power still out to the
> score board, we had a very similar run. Scotty worked
> the throttle by hand, had similar traction issues, and
> the launch was good. What was the time? The TV
> producer was trying to create a bit of drama, so he
> read the times back to us a little at a time. End
> result: 8.083 seconds: well within 1% of the previous
> time! What was the finial MPH?
>
> 163 MPH.
>
> Yup, fun day at the track.
>
> - Steve and Derek
>
> (I hope I didn't screw up the facts too much; Derek
> and I are working on less than 4 hours of sleep, and
> it's been a long hard day keeping the bike ready for
> the next run)
>
>
>
> ____________________________________________________________________________________
> Need a vacation? Get great deals
> to amazing places on Yahoo! Travel.
> http://travel.yahoo.com/
>
> _______________________________________________
> For subscription options, see
> http://lists.sjsu.edu/mailman/listinfo/ev
_______________________________________________
For subscription options, see
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come to expect ;^P
We all know you'll be in the sevens before long. Then you'll get the updated
battery pack and upgraded motors... Then the sixes... fives... 8^0
Keep up the great effort!
Lon Hull
Portland, OR
----- Original Message -----
From: "Steven Ciciora" <[email protected]>
To: "Electric Vehicle Discussion List" <[email protected]>
Sent: Thursday, September 27, 2007 7:45 PM
Subject: [EVDL] Birthday present for Bill Dube'
> The Killacycle Team had a great day at the track
> today. The Discovery Channel rented out Bandimere
> Speedway to film EVs against Gas vehicles. First run
> was not too bad; 8.844 at about 150 MPH (I think just
> under). We had a bit of trouble hooking up, so the
> 60' times suffered a little. Second run was a little
> better, but the 60' time was still 1.200 seconds.
> This one was a little quicker at 8.201 seconds at
> 154.69 MPH. I don't remember the exact sequence of
> events (we should check the log book) but we kept
> tweaking things a bit; turning up the ramp up rate,
> then turning it down, turning up the series amps, then
> turning them back down, etc. Next two runs we
> couldn't get the bike to hook up at all, so Scotty let
> off the launch button and coasted the rest of the way.
> Those two runs were around 13 seconds at about 100
> MPH. The other run, the back tire did a burnout for
> the first 60'. It didn't just spin the tire down the
> track, there was tire smoke for the first 60' or so!
> We have had the launch motor amps turned up to 2,000
> before, and still were not having issues like this.
> As we are running out of track time, we figured we
> only had one run left to give it our all, so back to
> the pits to cool the controller and for a good charge
> (MAN! that PFC-50 Rich lent us allowed us to charge at
> 25 amps and 400V! I don't think he's getting it
> back...) The battery pack was at about 50 deg. C; we
> would have liked 65 deg C, but that's what we had to
> work with). All set, we head to the starting line,
> and as fate would have it, the 3 phase power feed to
> the speedway lost a leg, and the timing lights went
> out. After some waiting, they got some generators
> out. While the score board at the end of the track
> wasn't lit, the timing tree and timing computers came
> back on line. But by this time, our battery pack had
> a chance to cool down a bit. Scotty decided to use
> the throttle this time. As soon as it took off, it
> looked FAST. You could tell it really hooked up this
> time. After the run, we were all standing around
> looking at the dead score board, waiting for the time
> to appear, when we realized that nothing would happen.
> But Susan, Scotty's Fiance was one step ahead of us;
> she was reading the time off the slip, and screamed
> "8.083!!" Our 60' time was still 1.215; if we could
> have gotten the traction under control, we would have
> been in the sevens... But then someone asked what the
> MPH was: 159.85 MPH! _So_ close! But by this time we
> were way past the track cutoff time and a dozen track
> Camaros were lined up to go. Derek Barger went and
> begged the track official to let us get one more run
> in, and got them to let us get one more shot at it.
> He jumped on his electric minibike, ran back to the
> pits and got him to run back to the starting line. No
> time for charging, no time for cooling the controller,
> all we did was check the tire pressure, and the track
> got the cars back out of the way. So on the last run,
> without a freshly charged pack, power still out to the
> score board, we had a very similar run. Scotty worked
> the throttle by hand, had similar traction issues, and
> the launch was good. What was the time? The TV
> producer was trying to create a bit of drama, so he
> read the times back to us a little at a time. End
> result: 8.083 seconds: well within 1% of the previous
> time! What was the finial MPH?
>
> 163 MPH.
>
> Yup, fun day at the track.
>
> - Steve and Derek
>
> (I hope I didn't screw up the facts too much; Derek
> and I are working on less than 4 hours of sleep, and
> it's been a long hard day keeping the bike ready for
> the next run)
>
>
>
> ____________________________________________________________________________________
> Need a vacation? Get great deals
> to amazing places on Yahoo! Travel.
> http://travel.yahoo.com/
>
> _______________________________________________
> For subscription options, see
> http://lists.sjsu.edu/mailman/listinfo/ev
_______________________________________________
For subscription options, see
http://lists.sjsu.edu/mailman/listinfo/ev
