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Search: Posts Made By: Tohot
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Forum: Electric Bikes
02-28-14, 09:33 AM
Replies: 46
Views: 7,903
Posted By Tohot

bump

bump
Forum: Electric Bikes
02-23-14, 12:12 PM
Replies: 46
Views: 7,903
Posted By Tohot

Greetings fellow BikeForum Members Some...

Greetings fellow BikeForum Members
Some questions again for 48V250W motor...
1.Could 17A limit on 48V/350W Controller burn my motor since the amp limit is 15A (if so how much seconds would it...
Forum: Electric Bikes
01-16-14, 05:50 AM
Replies: 46
Views: 7,903
Posted By Tohot

359834359835 Got it today,single 1000uF 63V...

359834359835
Got it today,single 1000uF 63V Capacitor :) ,i hope not re-pasting will not cause a problem
Forum: Electric Bikes
01-13-14, 05:25 PM
Replies: 46
Views: 7,903
Posted By Tohot

Will check when it arrives! will try some...

Will check when it arrives!
will try some hardcore cooling but later with 26 batteries,i would use small water balloons if in a need of protecting the cells
Forum: Electric Bikes
01-13-14, 11:04 AM
Replies: 46
Views: 7,903
Posted By Tohot

Thanks for explaining all that,from your friends...

Thanks for explaining all that,from your friends computer : D
Damn,you know a lot about this things :thumb:

Yes,I already bough the 16 amp controller
1. Tested my li-ion batteries and i guess...
Forum: Electric Bikes
01-12-14, 10:04 AM
Replies: 46
Views: 7,903
Posted By Tohot

okay , not to worry : )

okay , not to worry : )
Forum: Electric Bikes
01-11-14, 05:23 AM
Replies: 46
Views: 7,903
Posted By Tohot

? : D

? : D
Forum: Electric Bikes
01-09-14, 05:08 PM
Replies: 46
Views: 7,903
Posted By Tohot

1.) if i lock the throttle on lets say 50% is...

1.)
if i lock the throttle on lets say 50% is it possible that the engine will never pull more than 10 amps,(i wonder if locked throttle can be like a custom controller
2.)
Charging batteries:
I...
Forum: Electric Bikes
01-09-14, 10:09 AM
Replies: 46
Views: 7,903
Posted By Tohot

thank you i think i get it now so if battery has...

thank you i think i get it now so if battery has 10Ah and 4C its (10x4)Amps discharge for (10/(10x4))h

i have these 12 batteries 18650(GRADE A) so i think its 4 Amps max discharge...
Forum: Electric Bikes
01-09-14, 04:57 AM
Replies: 46
Views: 7,903
Posted By Tohot

can someone tell me the max discharge current of...

can someone tell me the max discharge current of li-ion 18540 3.7v battery,i searched but its hard to even find the max current and its not always the same value(is every li-ion same??),and how much...
Forum: Electric Bikes
01-08-14, 05:19 PM
Replies: 46
Views: 7,903
Posted By Tohot

Hi,long time no RE:D For now i got the...

Hi,long time no RE:D

For now i got the throttle and toshiba laptop batteries,they seem to have 2600 mAH as written :)
and those are 12 x 18650 3.7V Rechargeable Lithium Li-ion Batteries
and...
Forum: Electric Bikes
12-08-13, 05:49 PM
Replies: 46
Views: 7,903
Posted By Tohot

wow thanks that is a loooong post you should...

wow thanks that is a loooong post
you should check https://www.youtube.com/watch?v=Z-VLdE6RxYQ ,im planning to buy toshiba 11.1V 12 cells laptop batteries,they look like truth :) ,cheap light,high...
Forum: Electric Bikes
12-07-13, 05:10 PM
Replies: 46
Views: 7,903
Posted By Tohot

Bumping up

Bumping up
Forum: Electric Bikes
12-06-13, 05:02 PM
Replies: 46
Views: 7,903
Posted By Tohot

im sorry,will this work all together? ...

im sorry,will this work all together?
1.)Controller...
Forum: Electric Bikes
12-05-13, 10:35 AM
Replies: 46
Views: 7,903
Posted By Tohot

Good news for RPM on 16 batteries :),i will buy...

Good news for RPM on 16 batteries :),i will buy any battery type and make good box if needed(will probably go for 4 tubes each holding 4 batteries with spring)but first make sure that mAh are not...
Forum: Electric Bikes
12-03-13, 05:22 PM
Replies: 46
Views: 7,903
Posted By Tohot

okay so probably there is not an easy way to just...

okay so probably there is not an easy way to just adjust few big ones to work as 48V
i will go find small batteries than i can double if needed,that good ?? xD

could i use this kind...
Forum: Electric Bikes
12-03-13, 10:13 AM
Replies: 46
Views: 7,903
Posted By Tohot

important question: for beggining i want to use...

important question:
for beggining i want to use batteries with only 30 Minute duration on 48V250W motor on max power
can i make that with this ones...
Forum: Electric Bikes
12-02-13, 04:44 PM
Replies: 46
Views: 7,903
Posted By Tohot

Again,thanks for helping me out on this :thumb:,...

Again,thanks for helping me out on this :thumb:, well i am afraid of doing the high voltage but from this picture i see it might be possible to jamm the 3 reduction gears...
Forum: Electric Bikes
12-02-13, 11:57 AM
Replies: 46
Views: 7,903
Posted By Tohot

yeah something like a folding bike .. that is the...

yeah something like a folding bike .. that is the problem because it will need to have 40cm diameter(with tire) or smaller
might you know any way to increase RPM? , i am thinking about changing the...
Forum: Electric Bikes
12-01-13, 05:59 PM
Replies: 46
Views: 7,903
Posted By Tohot

I am not 100% sure for the wheel size it might be...

I am not 100% sure for the wheel size it might be a lot smaller or little bigger xD

but I might go for 40 cm/15.74inch diameter(with tire) wheels and that is about 7" spokes i guess


i am...
Forum: Electric Bikes
12-01-13, 02:11 PM
Replies: 46
Views: 7,903
Posted By Tohot

Thank You for answering but i failed to...

Thank You for answering but i failed to understand the relations,and if i do need to consider "kV" I do not know how to put the in formula
all i know now that if motor that has kV=250 it will...
Forum: Electric Bikes
12-01-13, 09:41 AM
Replies: 46
Views: 7,903
Posted By Tohot

relax here,im not asking for any secret...

relax here,im not asking for any secret information,im asking for help,I´m sorry for not haveing anyone near to educate me about this stuff.
Yes im working on a petent as a said,but it could be a...
Forum: Electric Bikes
11-30-13, 05:26 PM
Replies: 46
Views: 7,903
Posted By Tohot

now i found another question .. i see...

now i found another question ..


i see that 24V 250W Motors are slower than 48V 250W motors,is this possible ??

by my calculations using I=P/V
24V 250w uses 10.42 Amps 24V
48V 250w uses ...
Forum: Electric Bikes
11-20-13, 01:11 PM
Replies: 46
Views: 7,903
Posted By Tohot

anyone?:(

anyone?:(
Forum: Electric Bikes
11-19-13, 01:19 PM
Replies: 46
Views: 7,903
Posted By Tohot

i had my doubts but i will got for 250w 36V-42V...

i had my doubts but i will got for 250w 36V-42V as it is energy efficient,im sorry but i cant find out how you measured battery weight on http://www.kreuzotter.de/english/espeed.htm ,i would like to...
Forum: Electric Bikes
11-18-13, 04:32 PM
Replies: 46
Views: 7,903
Posted By Tohot

thank you so much for you help man :) Few more...

thank you so much for you help man :)
Few more things... due to weigh i decided to go for 20 kph
1.4)
a)So could this mean than 12v 250w motors only need fatter wires and therefore could be...
Forum: Electric Bikes
11-17-13, 06:55 PM
Replies: 46
Views: 7,903
Posted By Tohot

Cool Questions about Electric Bikes

Hi to all forum members :) I´m so sorry but i have soooo many questions :D (i´m trying to make a new vehicle (patent) but it will require some hard core info)

1.0)Engine
1.1)Weight - i would...
Showing results 1 to 27 of 27


 
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