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Search: Posts Made By: lyen
Showing results 1 to 50 of 126
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09-19-10, 01:46 AM
Replies: 2
Views: 914
Posted By lyen

You will get more people to help you on the forum...

You will get more people to help you on the forum below:
http://endless-sphere.com/forums/index.php
09-19-10, 01:42 AM
Replies: 7
Views: 2,410
Posted By lyen

Hi Paverman4u, You can find high voltage...

Hi Paverman4u,

You can find high voltage controllers from the link below:
http://endless-sphere.com/forums/viewforum.php?f=31

Regards,
Lyen
09-19-10, 01:40 AM
Replies: 1
Views: 957
Posted By lyen

Hi Carl, You can find the best controllers...

Hi Carl,

You can find the best controllers for your 9C motor from the link below:
http://endless-sphere.com/forums/viewforum.php?f=31

Regards,
Lyen
Forum: Folding Bikes
03-01-10, 10:01 AM
Replies: 14
Views: 2,952
Posted By lyen

The Cadenza is obviously not a bike that you want...

The Cadenza is obviously not a bike that you want to fold everyday. The main reason is because you have to remove the stem+handlebar by losing two bolts, then there are two bolts to fold the frame....
Forum: Folding Bikes
03-01-10, 12:29 AM
Replies: 14
Views: 2,952
Posted By lyen

I have got the exact same model but mine is 18"...

I have got the exact same model but mine is 18" frame. My experience with such purchase was I received my bike okay in the box except the grip had a ding on it. The catch I see from the ad mentioned...
Forum: Folding Bikes
03-01-10, 12:24 AM
Replies: 62
Views: 6,930
Posted By lyen

This is totally beautiful with the belt drive...

This is totally beautiful with the belt drive system! May I ask what is the characteristic like between the belt & the chain? What are the pros and cons you can think of? Thanks Thor!
02-15-10, 03:07 AM
Replies: 16
Views: 3,669
Posted By lyen

Let me know if you need any other help or parts...

Let me know if you need any other help or parts over at the ES forum. I will be more than happy to help you. :)
02-11-10, 02:34 AM
Replies: 16
Views: 3,669
Posted By lyen

Krussell, you might want to go here for help >...

Krussell, you might want to go here for help > http://endless-sphere.com/forums/
Forum: Folding Bikes
01-25-10, 07:34 AM
Replies: 30
Views: 2,810
Posted By lyen

I have got the exact problem on one of my very...

I have got the exact problem on one of my very old folding bike. What I did was to take that part to a local auto mechanic who work on mufflers and have him weld it back for me. So you might want to...
Forum: Commuting
01-25-10, 06:06 AM
Replies: 68
Views: 3,978
Posted By lyen

I park my electric bike in the living room due to...

I park my electric bike in the living room due to the heavy weight of the motor & battery in addition to the bike itself. See below:...
01-25-10, 05:50 AM
Replies: 10
Views: 1,988
Posted By lyen

The thing that you should focus is not only to...

The thing that you should focus is not only to find ways to lock your bike, but also to understand your area and the people surrounding it. Also, try not to leave it out of your eyesight whenever...
Forum: Folding Bikes
01-25-10, 05:20 AM
Replies: 31
Views: 1,989
Posted By lyen

I think another key factor when choosing a...

I think another key factor when choosing a folding bike is to find out what most people use in your area. It is because having the same type of bicycle is easily to get help, repair, as well as...
01-15-10, 04:35 AM
Replies: 7
Views: 1,706
Posted By lyen

The batteries normally last for years at reduced...

The batteries normally last for years at reduced capacity over a long period of time. What you should focus on is for buy yourself a better SLA battery charger with built-in battery desulfator. It...
01-15-10, 04:27 AM
Replies: 8
Views: 990
Posted By lyen

To get the actually mileage rating, you simply...

To get the actually mileage rating, you simply divide the number by divide or three. Then you can get the more realistic figure in cluding hills & stop & go traffic. :)
Forum: Folding Bikes
01-13-10, 03:24 AM
Replies: 31
Views: 1,989
Posted By lyen

I cannot believe you have not buy a Brompton when...

I cannot believe you have not buy a Brompton when you are in UK. Brompton is the folding bike legend in my opinion. Most people can to pretty much anything with it. :)
01-13-10, 03:12 AM
Replies: 32
Views: 13,161
Posted By lyen

I can go up to 34mph with a 48v Lifepo4 10Ah...

I can go up to 34mph with a 48v Lifepo4 10Ah battery to work but reduce to 25mph when busy traffic on the street.
01-13-10, 03:06 AM
Replies: 12
Views: 1,313
Posted By lyen

If weight & rolling resistance are not your...

If weight & rolling resistance are not your enemies, then go with a full suspension mountain bike. However, I preferred foldability, least rolling resistance, lightweight, and maximum power...
01-13-10, 03:01 AM
Replies: 21
Views: 1,575
Posted By lyen

I agreed that it is hard to find an ebike that...

I agreed that it is hard to find an ebike that meets your specfication & price because most sellers are not ebikers. Also, they simply follow what sells the most. I personally suggest you to build...
01-13-10, 02:55 AM
Replies: 8
Views: 990
Posted By lyen

I commute by ebike from San Francisco to Brisbane...

I commute by ebike from San Francisco to Brisbane for since 2007. I can confirm most hub motors may not be suitable in the hilly areas unless you pedal alone with it. I have multiple hub ebikes as...
Forum: Folding Bikes
01-08-10, 04:39 AM
Replies: 49
Views: 8,415
Posted By lyen

Gee, my eyes are sore after reading the whole...

Gee, my eyes are sore after reading the whole thread. I have a Brompton M5R & M3L and 5 other Dahons (Roo El, Helios SL, Speed Pro, Cadenza). All I can say is every single bike was created possibly...
Forum: Folding Bikes
12-23-09, 09:36 AM
Replies: 13
Views: 2,274
Posted By lyen

My M3L & M5R both are very comfortable to ride...

My M3L & M5R both are very comfortable to ride and slower pace due to higher rolling resistance on smaller wheels. I also tried long rides with my Dahon Speed Pro & Helios SL. The saddle on the Speed...
Forum: Folding Bikes
12-21-09, 07:20 AM
Replies: 8
Views: 1,496
Posted By lyen

Yes, it has already been done. See my Cadenza...

Yes, it has already been done. See my Cadenza with 700c and brakes modification on front and back below:

http://img689.imageshack.us/img689/9392/wholebike1.jpg...
Forum: Folding Bikes
11-19-09, 01:44 AM
Replies: 9
Views: 1,019
Posted By lyen

I have bookmarked Thorusa.com on all my computers...

I have bookmarked Thorusa.com on all my computers at home and at work in case I need parts for my Dahon bikes. :thumb:
11-19-09, 01:40 AM
Replies: 10
Views: 785
Posted By lyen

How about call it "One Human, One Machine, + One...

How about call it "One Human, One Machine, + One Motor" ? Or "Powered by human with help by machine and motor?"
08-04-09, 08:59 AM
Replies: 16
Views: 1,193
Posted By lyen

Please post pictures of how you measure the short...

Please post pictures of how you measure the short circuit issue from. This way, we can get better ideas and to give you a more accurate answer & solution. :)
08-04-09, 08:55 AM
Replies: 99
Views: 8,100
Posted By lyen

My "kit" is actually a better design because it...

My "kit" is actually a better design because it uses a more powerful brushless motor instead of the brushed motor. The gearbox design is also more robust. I have optimized my motor set to go up to...
08-04-09, 08:47 AM
Replies: 14
Views: 1,879
Posted By lyen

This is one of the electric bike typically used...

This is one of the electric bike typically used in China on public roads & streets. Most people in China use it as a scooter more than a bicycle. As for the battery, it will last for less than 20...
08-04-09, 08:40 AM
Replies: 2
Views: 678
Posted By lyen

Can you show us a sample of the wheel lock that...

Can you show us a sample of the wheel lock that you are talking about? Do you have pictures of it? Do you mean to lock the front wheel with an axle lock or an U-lock or chain lock? Please give us...
08-04-09, 08:26 AM
Replies: 10
Views: 3,622
Posted By lyen

I also have an A-Bike with a DC motor attached to...

I also have an A-Bike with a DC motor attached to the rear wheel and a 24V Li-Polymer battery attached to the saddle rails. The total weight is of the electricfied A-Bike is about the same weight as...
07-31-09, 08:23 PM
Replies: 3
Views: 1,161
Posted By lyen

This bike belongs to the electric bike thread....

This bike belongs to the electric bike thread. Please move it back. Thanks!

See below:
07-31-09, 12:48 PM
Replies: 99
Views: 8,100
Posted By lyen

Hello GeoKrpan, below are the answers to your...

Hello GeoKrpan, below are the answers to your questions:
1. The chain is not an ordinary bicycle chain. It is called #25 chain.
2. It has a freewheel and it is not the ones used on BMX bikes.
3....
07-31-09, 11:05 AM
Replies: 10
Views: 3,622
Posted By lyen

My hub motor is a custom made one which does not...

My hub motor is a custom made one which does not requires to replace and/or widen the fork. I personally do not like internal geared electric hub motor due to the longevity does not last as long as...
07-31-09, 10:54 AM
Replies: 3
Views: 1,161
Posted By lyen

I used to own the exact one you have got 2 years...

I used to own the exact one you have got 2 years ago. You can easily get 3 x 12v SLA batteries and a 36v charger on the internet. The bike can be easily fixed but the replacement for the batteries +...
07-30-09, 11:59 PM
Replies: 11
Views: 1,336
Posted By lyen

You are welcome! Actually, my handle is LYEN. It...

You are welcome! Actually, my handle is LYEN. It would be easier for me to login using lowercase only. You sure can replace the Nimh battery and also improvement the speed and/or range as well with...
07-30-09, 10:04 AM
Replies: 10
Views: 3,622
Posted By lyen

I am also working on a Brompton with front hub...

I am also working on a Brompton with front hub motor project. I can carry the whole bike (M3L) including the hub motor and battery with one arm. It weights in a little more than 40 lbs. I love it and...
07-30-09, 06:34 AM
Replies: 11
Views: 1,336
Posted By lyen

Hello Bay Area Biker! I might be able to help...

Hello Bay Area Biker! I might be able to help you. I live in the North Beach district in San Francisco and I am an ebike guru proficient in mechanical and electrical issue down to electric component...
07-30-09, 05:58 AM
Replies: 10
Views: 1,100
Posted By lyen

There is also liability issues and the speed...

There is also liability issues and the speed limit law which defeat your sports ebike market campaign prior your new start up company would ever exists. I am interested in partnership with you if you...
Forum: Folding Bikes
05-28-09, 12:21 AM
Replies: 146
Views: 20,422
Posted By lyen

I use the Brompton M5R for shopping locally since...

I use the Brompton M5R for shopping locally since the has got the rack. But at 30-31 lbs, it is quite heavy and the shifter is not as easy to shift as the M3L. I bought it because I was think the 5...
05-23-09, 09:20 PM
Replies: 15
Views: 3,628
Posted By lyen

How did you know I am one of those EndlessSphere...

How did you know I am one of those EndlessSphere guys? I am a friend of Keywin who built the Ecrazyman Shenzhen controllers. We have actually discussed about the Dewalt batteries & comparable LifePO4...
05-23-09, 09:07 PM
Replies: 15
Views: 3,628
Posted By lyen

Please see my other reply for your answers. The...

Please see my other reply for your answers. The definition of special circuits depend on your knowledge of electronics. To me, there is no complexity involve. You don't even have to open the battery...
05-23-09, 08:38 PM
Replies: 15
Views: 3,628
Posted By lyen

Thumbs up I am using only 4 packs in parallel at 33.75...

I am using only 4 packs in parallel at 33.75 volts. The power out of the four battery packs can easily be evenly distributed with a couple of tiny schottky diodes. I use the existing BMS from the...
05-23-09, 08:56 AM
Replies: 19
Views: 1,371
Posted By lyen

I do like the motor because of its lightweight &...

I do like the motor because of its lightweight & high torque design. However, it is lightweight because the nylon gears is being used instead of the steel gears. The gears were messed up due...
05-22-09, 11:56 PM
Replies: 15
Views: 3,628
Posted By lyen

Go with your current B&D packs. It should work...

Go with your current B&D packs. It should work fine. All you need to know is to discharge them properly & evenly. I am currently using the Dewalt DC9360 packs for over a year for 20 miles a day and...
Forum: Folding Bikes
05-22-09, 03:42 AM
Replies: 146
Views: 20,422
Posted By lyen

I'm also poised with my folders below: 1....

I'm also poised with my folders below:

1. 2007 Dahon Cadenza (highly modified with 700c wheels)
2. 2006 Dahon Speed Pro (Steel frame)
3. 2005 Dahon Helio SL (17 LBS)
4. 2002 Dahon Rool El (Yes,...
05-22-09, 03:29 AM
Replies: 19
Views: 1,371
Posted By lyen

Here's what happened inside the BaFang hub motor...

Here's what happened inside the BaFang hub motor with the gears stripped:

http://www.endless-sphere.com/forums/download/file.php?id=14801
...
05-21-09, 07:26 PM
Replies: 39
Views: 4,604
Posted By lyen

Wink The Bafang motor is a nice one if you do not mind...

The Bafang motor is a nice one if you do not mind the internal nylon gearing system & if you do not mind spinning a hub motor in the wheel.
05-21-09, 06:24 PM
Replies: 9
Views: 1,881
Posted By lyen

Yes, see the thread below: ...

Yes, see the thread below:
http://www.bikeforums.net/showthread.php?t=540475
05-21-09, 07:56 AM
Replies: 15
Views: 1,099
Posted By lyen

Nice mountain bike! I hate to see such one of the...

Nice mountain bike! I hate to see such one of the wheel out of the whole wheel-set being replaced with a hub motor that do not matches up however. :)
05-20-09, 11:32 PM
Replies: 3
Views: 1,786
Posted By lyen

I'm sure it will not work out for you. In fact, I...

I'm sure it will not work out for you. In fact, I have a two similar under powered kits I tried. The maxium speed for the kit you mentioned in 10mph. Therefore, it takes 1 hour & 36 minutes at least...
05-20-09, 07:11 PM
Replies: 5
Views: 1,263
Posted By lyen

See the tread below: ...

See the tread below:
http://www.bikeforums.net/showthread.php?t=540475
Showing results 1 to 50 of 126
 


 
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