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Messages 81705 - 81734 of 84803   Oldest  |  < Older  |  Newer >  |  Newest
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81705
There's definitely a best speed for climbing a given hill where a balance is struck between a slow climb and longer duration vs. fast climb and shorter...
robbiehatfield
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May 1, 2009
11:59 am
81706
You may be right and what I said may be wrong? It's like never being able to achieve unity or over unity gain by going faster for less time with everything...
robbiehatfield
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May 1, 2009
2:38 pm
81707
If I have a crushing reply So we can all grade your reply from say 1 to 10 on how crushing it is with (10) being devastating and (1) being girlyman? Wouldn't...
evsolutions
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May 1, 2009
2:52 pm
81708
That's not exactly what we're talking about. The question is given the same hill, can less energy be used by going faster as going faster will mean more power,...
robbiehatfield
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May 1, 2009
3:00 pm
81709
Oh no! Robbie is starting to sound like Joshua. Actually the question is: Given a fixed amount of battery watt hours and leg watts, find the speed such that...
andrsnj1
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May 1, 2009
4:59 pm
81710
... My statement above was in response to your statement that riding faster up the mountain would use less energy overall. In a race I agree that you want to...
Bill Bushnell
wbushnel
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May 1, 2009
5:11 pm
81711
You're correct I didn't read all of the thread b4 replying. My guess is less battery discharge over a long distance is better than going like a bat out of hell...
evsolutions
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May 1, 2009
5:23 pm
81712
... Should read: Since your battery weight is fixed, then it's a matter of what discharge state will you target for the entire climb so that at the end of the...
Bill Bushnell
wbushnel
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May 1, 2009
5:26 pm
81713
Bite your tongue andrsnj1! I kind of took liberty with the thread submect with my *can you ever save energy by going faster up a hill with everything else...
robbiehatfield
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May 1, 2009
6:40 pm
81714
Yes, in my little scenario I created, I have to say that I don't think there is ever going to be a time where going faster up a hill with an ebike or any ev in...
robbiehatfield
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May 1, 2009
6:43 pm
81715
Not if you have a motor that is efficient at 400 to 1000 watts or more. A a little more wind drag won't hurt you that much. Won't your pedaling help? It sure...
bobdiode
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May 1, 2009
7:23 pm
81716
with over 200 miles of unused hiking trails 24/7 A 10 minute trip to the lake is nice. http://tinyurl.com/d82xks...
bobdiode
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May 1, 2009
7:24 pm
81717
... I apologize for replying again to my own post, but I thought about this some more. I think what I said isn't quite applicable to John's Mt. Washington...
Bill Bushnell
wbushnel
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May 2, 2009
4:50 am
81718
This site http://sportech.online.fr/spen_idx.html has some great calculators to understand the effects of slope, wind etc. on cycling power requirements....
Peter Mather
pmather003
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May 2, 2009
10:24 am
81719
Thanks for the link and everyone's advice. Since I did this climb last year and my goal was to beat the bicycle record, I "reversed engineered" my method. I...
andrsnj1
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May 2, 2009
5:01 pm
81720
... Peter: That's a nice calculator. Although you mentioned factoring in the ebike's efficiency, I think it's worth mentioning again as it's easy to forget to...
Bill Bushnell
wbushnel
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May 2, 2009
5:21 pm
81721
... So assuming the entire 350 watts from the hub motor 350/.8 gives the maximum amount of battery power required without pedaling or 437.5 Watts. ... Where...
John Clary
tx_opus_the_...
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May 2, 2009
5:41 pm
81722
... The calculator assumes that there is some loss between the pedals and the rear wheel. The one referenced earlier seems to ignore this or it throws it into...
Bill Bushnell
wbushnel
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May 2, 2009
6:41 pm
81723
A few things you can't do with a recumbent. Trail riding is one. http://www.youtube.com/watch?v=bKCG2KvWs98...
bobdiode
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May 3, 2009
3:53 am
81724
I took my safety E-Trike prototype to the North Carolina Triad Electric Vehicle Association meeting in Burlington, NC today to promote E-bikes. Bill Bucklen...
gerhardtdon
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May 3, 2009
3:56 am
81725
Are you using a BMX fork or a suspension fork? I wanted a suspension fork but it would do evil things to my tie rod. joshua goldberg evsolutions@... ...
evsolutions
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May 3, 2009
5:03 am
81726
http://nycewheels.com/commuter-check.html Across the nation, businesses and employees alike are taking advantage of a federal law designed to encourage the use...
flbeachbumus
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May 3, 2009
7:34 am
81727
Really!!! Hmmmmm..... I wonder what this is doing then. http://www.youtube.com/watch?v=Ekefr3xH3y8 Mike...
Mike
mikeroyusa
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May 3, 2009
12:39 pm
81728
I have a couple of questions: Who is Accor? Do you have a link to the government bill that authorizes the payments? How does NYCE Wheels manage to sell...
andrsnj1
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May 3, 2009
4:45 pm
81729
One is an easy answer. Just because it is Illegal to ride an e-bike does not mean it is Illegal to sell e-bikes. I once asked a Cop why it was Legal to serve...
evsolutions
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May 3, 2009
5:11 pm
81730
John: You're wise to be suspicious. My experience is that the bulk of these tax benefits for doing some good deed usually end up in the pockets of the...
Bill Bushnell
wbushnel
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May 3, 2009
5:41 pm
81731
Hi Joshua, I am using a Redline Monster Chromoly BMX 20" front fork with brake mounting studs. This heavy duty fork is set up for a large diameter 14 mm axle....
gerhardtdon
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May 3, 2009
6:44 pm
81732
My delta has a chrome BMX 20" fork, Crystalyte 5304, 12 ga spokes, 32mm wide rim and Maxxis Hookworm 1.95 tire. My 2 rear tires are 26" X 2.50 Maxxis. The...
evsolutions
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May 3, 2009
7:25 pm
81733
The Schwinn Tailwind E-Bike is on cover of Product Dasign & Development Magazine. The article claims a 6000 cycle battery cycle life with 82% of original...
gerhardtdon
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May 4, 2009
3:29 am
81734
Battery claim is definately open to challenge. There is no way they can prove that claim. It just isn't even possible to scientifically validate it. They...
Don Harmon
harmon_don
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May 4, 2009
3:44 am
Messages 81705 - 81734 of 84803   Oldest  |  < Older  |  Newer >  |  Newest
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