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THE Scooter Thread (merged)

What's on your mind?
General interest discussions, not necessarily related to depletion.

Re: Vectrix electric scooter video

Unread postby gnm » Tue 30 Oct 2007, 18:01:37

$this->bbcode_second_pass_quote('Mesuge', 'r')eading challenged? I'll give you the point with Altairnano company in particular, they are OEM only at the moment.

But you can order quality and real life tested chinese or south korean lithium-ion/polymer batteries at $0.3-0.6 per Wh with 1500-3000 deep cycles. You need at least cca 12-20kWh for small passenger car.


Um, yeah ok....
Well that gets you a battery anyways... Thats a long way from an EV. Do you have ANY idea how difficult it is to array/charge manage that kind of Li bank? I do. And let me tell you that one spendy charger... only you would have to engineer that yourself also.


$this->bbcode_second_pass_quote('Mesuge', '
')That makes economic sense right now if you need/expect to drive several hunderd thousands kms.. In case you are after longer shelf life and less miles driven get instead quality gel from some reputable us/german company or NiMh chemistry..
Pls. rather spend your energy on bashing the real culprits the oillies, bush crime family and others who pushed for delaying the return of electric car for ages..


I will bash the scum sucking oilys anytime you like. Bastards. Agree EV _could_ be here now.... But it isn't.

-G
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Re: Vectrix electric scooter video

Unread postby Rabbit » Tue 30 Oct 2007, 21:24:53

I few days ago I took 600 watt ebike for a 2 day test run. It actually worked ok. This one had a max speed of 16 mph with me riding it (230 lbs). It was able to get from to work and back (12 miles) on a single charge. This ebikes are as little as $600. This may be a transportation solution for some working poor.
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Re: Vectrix electric scooter video

Unread postby s0cks » Wed 31 Oct 2007, 04:42:24

$this->bbcode_second_pass_quote('Rabbit', 'I') few days ago I took 600 watt ebike for a 2 day test run. It actually worked ok. This one had a max speed of 16 mph with me riding it (230 lbs). It was able to get from to work and back (12 miles) on a single charge. This ebikes are as little as $600. This may be a transportation solution for some working poor.


I own a 500w ebike that I use to get to work and back every day (8miles). Its awesome, but people seem to think its something they can get on and let the motor do all the work. Yes you can but it deceives the point. If you cycle as you would normally, the motor allows you to go twice as quick and get to your destination twice as fast AND give you a workout. I have got over 30mph with pedalling+motor. Average speed is 20mph.

I love it. But I think a lot of lazy Americans won't be so interested when they sit their fat ass on it and only get 10mph. "Huh? I still gotta pedal? Rubbish!".
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Re: Vectrix electric scooter video

Unread postby MD » Wed 31 Oct 2007, 05:05:42

$this->bbcode_second_pass_quote('s0cks', '
')...but people seem to think its something they can get on and let the motor do all the work. Yes you can but it deceives the point. If you cycle as you would normally, the motor allows you to go twice as quick and get to your destination twice as fast AND give you a workout. I have got over 30mph with pedalling+motor.".


If you always pedal up to speed and then use the electric to maintain speed, you will attain maximum miles per charge. Using your hub motor to accelerate from standstill eats amp-hours very quickly.
Stop filling dumpsters, as much as you possibly can, and everything will get better.

Just think it through.
It's not hard to do.
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Re: Vectrix electric scooter video

Unread postby Rabbit » Wed 31 Oct 2007, 13:11:44

The model I tried did not have a usable peddle system and the pedals were not installed. I plan to check out another one soon that is more like a normal bike with an electric assist. That way I can add pedal power to the motor power for greater speed.
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Re: Looking for an electric scooter

Unread postby jedinvest » Wed 21 May 2008, 18:16:40

Would love to try out a vehicle such as this:

EV-X7

Could also be a good donor-mobile when up against all the SUVs on the road!
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Re: Looking for an electric scooter

Unread postby yesplease » Wed 21 May 2008, 23:14:46

$this->bbcode_second_pass_quote('roccman', 'I') am looking for an electric scooter that is built well...any input is appreciated.
Build it yourself and do it well. It'll be cheaper than something commercial and well as have characteristics suited to your tastes. :)
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Re: Looking for an electric scooter

Unread postby yesplease » Wed 21 May 2008, 23:15:00

$this->bbcode_second_pass_quote('JRP3', 'H')ow can a much lighter vehicle such as a scooter be less efficient than a heavier car?
By having the drag coefficient of a small car. In city, they tend to be more efficient for the average brakes/gas/brakes/gas driver, but on the highway above ~60mph ya might as well have a decently aero small car.$this->bbcode_second_pass_quote('JRP3', 'D')riving conditions are a concern, but I'd think a 2 wheel vehicle could be much more efficient than any car. You have much less rolling resistance with only 2 narrow tires, much less weight to move, and there is no reason you can't improve the aerodynamics of a 2 wheeler.
If the aero is improved, yes, but outside of Vetter's competitions there hasn't been much AFAIK.$this->bbcode_second_pass_quote('JRP3', 'A')ll my sportbikes had full fairings, which also helped protect you from weather to some degree. Without having to leave large openings to cool an ICE you could make the fairings very slippery.
A lot of sportbike fairings, unless designed properly, end up increasing reference area proportionally to the drop in drag coefficient, with certain notable exceptions.$this->bbcode_second_pass_quote('JRP3', 'S')ince the vehicle is so much lighter you don't need as many batteries, which makes more advanced, expensive battery technology feasible at a reasonable cost.
Only if they tend to do relatively slow city stuff.
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Re: Looking for an electric scooter

Unread postby JRP3 » Wed 21 May 2008, 23:39:19

$this->bbcode_second_pass_quote('', 'J')RP3 wrote:
Since the vehicle is so much lighter you don't need as many batteries, which makes more advanced, expensive battery technology feasible at a reasonable cost.
$this->bbcode_second_pass_quote('', '
')Only if they tend to do relatively slow city stuff.

Here's 30 miles on 6 12 volt 50 ah batteries.
Bike
I don't think you can do that in a car.
Blogging about EV's
http://ephase.blogspot.com/

Building the AMPhibian
http://amp-phibian.blogspot.com/

http://www.diyelectriccar.com/forums/
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Re: Looking for an electric scooter

Unread postby dunewalker » Wed 21 May 2008, 23:54:29

A friend of mine here has had one of these for a few years and really likes it. I tested it out once, it's cool:

http://www.egovehicles.com/

http://www.kk.org/cooltools/archives/002819.php
Last edited by dunewalker on Thu 22 May 2008, 00:00:38, edited 2 times in total.
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Re: Looking for an electric scooter

Unread postby Rabbit » Wed 21 May 2008, 23:56:14

One of the sites I maintain sells electric scooters. We did some numbers on what it cost to charge the scooters. A six hundred watt electric scooter can go about 25MPH. It costs 0.7 cents per mile in electricity. My Toyota Yaris gets 40 mpg and costs 10 cents per mile in gas.

Image

http://scootersnbikes.com/
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Re: Looking for an electric scooter

Unread postby mmasters » Thu 22 May 2008, 00:03:14

Roccman of the future

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Re: Looking for an electric scooter

Unread postby mmasters » Thu 22 May 2008, 00:14:19

More seriously if I were going to get one I think I would go for one of these:

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Re: Looking for an electric scooter

Unread postby yesplease » Thu 22 May 2008, 02:31:35

$this->bbcode_second_pass_quote('JRP3', '')$this->bbcode_second_pass_quote('', 'J')RP3 wrote:
Since the vehicle is so much lighter you don't need as many batteries, which makes more advanced, expensive battery technology feasible at a reasonable cost.
$this->bbcode_second_pass_quote('', '
')Only if they tend to do relatively slow city stuff.

Here's 30 miles on 6 12 volt 50 ah batteries.
Bike
I don't think you can do that in a car.
W/ a top speed of 53mph, I'm pretty sure that qualifies as only slow city stuff barring of course nice flat highways with little wind. ;) LRR tires aren't commonly available for motorcycles AFAIK and the drag coefficient, even with a sports bike, is in the .6+ range. So, even though it's ~1600lbs less than, for example, a efficient EV metro conversion, at 60mph it needs ~35% more power. Otoh, at 30mph the Metro needs ~35% more power, so it depends on what the driving is like. At city speeds of ~30mph, the bike is the clear winner, but at highway speeds of ~55mph+ the efficient car is. Admittedly due to having more available in terms of tire selection and easier aeromods. With aeromods the bike would probably be able to keep up at slower highway speeds, but aeromods on a bike are few and far between AFAIK, while otoh there's even a post in the forum w/ Basjoos' car in it IIRC.

$this->bbcode_second_pass_quote('Bill Ruzinsky', 'I') have been very satisfied with how it turned out. It's a lot of fun and truly makes a practical around town vehicle.
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Re: Looking for an electric scooter

Unread postby JRP3 » Thu 22 May 2008, 09:23:17

I don't know, I think there are aeromods available on a bike. Most fairings are designed to force air into and around the engine. Block off and smooth that front section and I would think you could make a large improvement. Make a nice smooth aero fairing from scratch and you might do even better.
My Seca Turbo and FJ1100 always got 40 + mpg, and that was often far beyond regular highway speeds :twisted: The only car I've ever had that could come close was an 89 Dodge Colt, obviously not driven anywhere near the speeds the bikes were.
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Re: Looking for an electric scooter

Unread postby BigTex » Thu 22 May 2008, 11:00:44

The E-Go2 is nice.

I think its top speed is 25 mph.

Google it, I don't have a link right now.
:)
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Re: Looking for an electric scooter

Unread postby Mesuge » Thu 22 May 2008, 13:30:46

Electric scooters> warning, e-scooters even from the better QaulityControl spectrum of chinese production often need some degree of aftersale user input! Namely, replacement of charging wires, or complete overhaul for single chargers per battery and other mech/elctronic tweaks etc. Even with the <20milion sales in China this is still experimental mode of transportation, mostly due to poor engineering and cheap production issues. Usually, the brochures and manual lack details/sincere info about range and operation discharge/charge recommendations to get the most life of it.

Obviously there are many user forums online, so the most plagued brands on the market could be avoided and exact repair solutions found..

In my view, either get a hightech electric (hybrid) bicycle with german/swiss powertrain, which will last a lifetime but expensive ~2-3k EUR. Or proceed with diy conversion based on small car, geo metro, fiat and such. The e-scooter is somehow in between and as such a big compromise..
DOOMerotron: at all-time high [8.3] out of 10..
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Re: Looking for an electric scooter

Unread postby yesplease » Thu 22 May 2008, 18:55:28

$this->bbcode_second_pass_quote('JRP3', 'I') don't know, I think there are aeromods available on a bike. Most fairings are designed to force air into and around the engine. Block off and smooth that front section and I would think you could make a large improvement. Make a nice smooth aero fairing from scratch and you might do even better.
My Seca Turbo and FJ1100 always got 40 + mpg, and that was often far beyond regular highway speeds :twisted: The only car I've ever had that could come close was an 89 Dodge Colt, obviously not driven anywhere near the speeds the bikes were.
From what I've seen, most of the aeromods on a bike either provide for comfort, or aid at high speeds in terms of handling/stability/downforce. Not to say aero EV motorcycles wouldn't see great efficiency.
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Re: Looking for an electric scooter

Unread postby hopethreat » Thu 22 May 2008, 19:11:37

we have a greenemotor scooter (donated to us) in the garage at my work...no one uses it though

www.greenemotor.com
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The truth about electric scooters

Unread postby heroineworshipper » Wed 28 May 2008, 21:49:40

In 2005, planned on buying a $160 Razor E300 for short trips when gas hit $3. At $160 it would recover its cost in 2000 miles. Now that E300 is $250 & gas is $4.25. It would still recover its cost in 2000 miles.

Unfortunately, it never happened. Personally saw someone trying to push an E300 across a street because it didn't have enough power. $1000 in LiPo batteries would solve that problem, but now the break even point is 8000 miles.

LiPo batteries, like the scooter, are rapidly going up in dollars per amp hour. No matter how expensive gas gets, the alternatives rise equally in price. The best alternative fuel: buy gas in Euros.

[edit - moved topic from Peak Oil Discussion to Open Discussion Forum - markl]
Last edited by Ferretlover on Mon 30 Mar 2009, 09:04:13, edited 1 time in total.
Reason: Merged with THE Scooter Thread.
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