Electric bike commu...
 

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[Closed] Electric bike commuting - am I mad/will this work?

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I've been thinking of doing this for a while. My commute is about 23 miles each way and not too hilly. I'd like to use the car less and increase fitness, at the moment I couldn't contemplate riding the whole distance so I thought about getting an electric kit for the old hard tail. Initially it would need to do most of the work/assisting, I'm hoping that as I get fitter this will decrease quite a lot. I expect that I can charge a battery at work so the range required should only be about one way's worth. Does anyone have experience of doing a similar thing? I'd also like the thing to reach a reasonable speed (appreciate theoretical max is 15 mph, not too fussed if it happened to go faster)and hopefully not too expensive. So it might be all a bit ambitious, but you never know...
Thoughts?


 
Posted : 09/01/2015 5:01 pm
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There's a bloke uses the busway in Cambridge with a Cannondale hard tail with a motor strapped to it. Goes a damn site more than 15mph too!

Everytime I see him I repeat that cheating isn't winning, but he's usually too far in the distance to hear me by then.


 
Posted : 09/01/2015 5:05 pm
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Is driving part way then leaving your car and riding the rest an option?


 
Posted : 09/01/2015 5:11 pm
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How many are you getting? 2?

http://singletrackmag.com/forum/topic/electric-bike-commuting-am-i-madwill-this-work-1

Being marginally more helpful, epicsteve +1 would be the way to go.


 
Posted : 09/01/2015 5:15 pm
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I will say that the more you are prepared to spend on a decent solution the better the experience will be.. Definitely recommend having a chat with the people over at [url= http://www.pedelecs.co.uk/forum/ ]Pedelecs forum[/url]

I have a kit for sale but it's basic (SLA batteries, freewheel, thumb throttle w/Cyclone motor) and only strictly legal for offroad/private roads


 
Posted : 09/01/2015 5:24 pm
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I think it could be a nice solution. No experience of the kits but my father had a kalkhoff which put together with a new frame for my wife. Excellent bit of kit but expensive.

Also look carefully at the specific kit/ bike you are interested. The Kalkhoff progressively gives you less assistance the faster you go - At about 13 mph it's expecting you to do 80+% of the work. Where is really excels is 'squashing' hills where your speed is low so it gives you a full 250Watts of assistance.

I can imagine they would be great for commuting, especially if you are not too fit, to allow you to get some exercise but still get there in a realistic time in a non sweaty state. They are incredibly popular on the continent for this reason.


 
Posted : 09/01/2015 5:34 pm
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I built an ebike last year to enable me to tow my disable lad now he's getting bigger.

I spent ages researching it and got far more information than I type here, but as straight answer, easily.

To give you some idea. I went for a Krampus as my starter bike, I thought a fat bike would be nice and stable and would offer me a bit of fun now and again. But I needed a 73mm Bob for the kit so went for the 29+ instead, turned out to be a great choice. I went for a mid motor system as I was towing I want to be able to use gears to help. In the end I went for BBS02 Banfag system with a 24ah (or something like that) battery that sits in a frame bag, tbh it all looks. Ice and stealth. One of the issues of aftermarket setups is they us a simpler cadence sensor to engage power (Hiabike etc that use the a mosh system us a torque sensor), the trouble with the cadence sensor is they over run a bit, which is fine in itself but can cause issues thug gears. Thus I went for a Navinci 360 CVT gear hub, which I found pretty ace in itself.

In the real world where I live (hilly Northwales) it will easily do 15mph and over 50 mile range. I hunt down roadies on the hills and their not happy when I fly past. That is on the legal road setting. In off-road setting round say Llandegla, it's flippin Awsome. I'm pretty confident (read sure as I've used Strava and then deleted it) I can easily beat the record up the big hill and I'm a 44 year old, 14 stone only what can be described as fittiish on a good day.

TBH I didn't plan to use it much, but it's addictive. I've taken to once a week riding from home to Llandegla round red and then home again, round trip about 45 miles and grin factor 10 and according to my heart monitor still burning a good few calories (you still pedal hard, you just get more out).

Everyone who has had ago (and I let everyone have a go), even the most sceptical, wants one.

Get one.


 
Posted : 09/01/2015 5:47 pm

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