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Search: Posts Made By: The7
Showing results 1 to 50 of 146
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Forum: Electric Bikes
07-03-08, 02:15 PM
Replies: 6
Views: 948
Posted By The7

They will get your chargers next!

They will get your chargers next!
Forum: Electric Bikes
07-01-08, 02:18 AM
Replies: 23
Views: 6,209
Posted By The7

Yes, it is a bushless motor with Hall sensors.

Yes, it is a bushless motor with Hall sensors.
Forum: Electric Bikes
06-30-08, 08:11 AM
Replies: 23
Views: 6,209
Posted By The7

Eric is right. Brushless motors require...

Eric is right.

Brushless motors require THREE wires for the motor windings.
If it is instant start, there will be another 5 small wires for the HALL sensors signals and supply.
Forum: Electric Bikes
06-29-08, 06:39 PM
Replies: 23
Views: 6,209
Posted By The7

What make you think your motor is BD36? Is your...

What make you think your motor is BD36?
Is your motor instant start or pedal start"?
Forum: Electric Bikes
05-05-08, 12:00 PM
Replies: 13
Views: 976
Posted By The7

He should wear a helmet!

He should wear a helmet!
Forum: Electric Bikes
04-02-08, 04:58 PM
Replies: 1,066
Views: 1,045,547
Posted By The7

Where is the battery?

Where is the battery?
Forum: Electric Bikes
03-26-08, 12:42 PM
Replies: 5
Views: 1,234
Posted By The7

What is the model in your mind?

What is the model in your mind?
Forum: Electric Bikes
03-14-08, 04:24 PM
Replies: 6
Views: 3,080
Posted By The7

This is Schwinn Premise Electric Bike Features ...

This is Schwinn Premise Electric Bike
Features
26" tires
Modern, lightweight aluminum frame
Top speed of 28 km/hr
Lightweight battery fully charges in four hours with a range of 50 kms

Does...
Forum: Electric Bikes
11-27-07, 09:54 PM
Replies: 1,066
Views: 1,045,547
Posted By The7

My ebike now! See my previous post: ...

My ebike now!

See my previous post:
http://www.bikeforums.net/showthread.php?t=323269
Forum: Electric Bikes
11-27-07, 09:39 PM
Replies: 1,066
Views: 1,045,547
Posted By The7

The picture shows my ebike when it was tested...

The picture shows my ebike when it was tested with temperary 48V battery.
Later new two 12V 12Ah batteries are put inside the red bag as permenant setup. .
Forum: Electric Bikes
11-15-07, 07:10 AM
Replies: 11
Views: 1,163
Posted By The7

Do you mean that this motor is single speed and...

Do you mean that this motor is single speed and the pedalling is of 3-speed?
Forum: Electric Bikes
09-20-07, 10:49 AM
Replies: 32
Views: 2,598
Posted By The7

From the video, seems that you used an relay to...

From the video, seems that you used an relay to add an 6V battery to the stock 48V battery ! ?
Forum: Electric Bikes
09-17-07, 07:52 AM
Replies: 24
Views: 1,197
Posted By The7

IMO: a) The order of efficiency: gearless hub...

IMO:
a) The order of efficiency: gearless hub motor > geared hub motor > single-speed chain drive
b) The order of weight: gearless hub motor > geared hub motor > single-speed chain drive

If...
Forum: Electric Bikes
09-17-07, 07:52 AM
Replies: 24
Views: 1,197
Posted By The7

IMO: a) The order of efficiency: gearless hub...

IMO:
a) The order of efficiency: gearless hub motor > geared hub motor > single-speed chain drive
b) The order of weight: gearless hub motor > geared hub motor > single-speed chain drive

If...
Forum: Electric Bikes
09-15-07, 06:13 PM
Replies: 39
Views: 2,695
Posted By The7

Is it fair to say climbing 10% grade for 1 hour...

Is it fair to say climbing 10% grade for 1 hour without stating the distance travelled?
One could gear down to ride for several hours if he likes. But how far did he travel?

Is there any one gear...
Forum: Electric Bikes
09-15-07, 11:52 AM
Replies: 39
Views: 2,695
Posted By The7

12Ah X 48V = 578 Wh It will supply 578W for an...

12Ah X 48V = 578 Wh
It will supply 578W for an motor for 1 hour.
If the motor has an eff of 80%, then the output power is 460W.
If the man assists 100W as suggested the total useful power =...
Forum: Electric Bikes
09-12-07, 12:06 PM
Replies: 15
Views: 2,750
Posted By The7

So it is illegal to ride ebike in Hawaii. What a...

So it is illegal to ride ebike in Hawaii. What a shame!!
Forum: Electric Bikes
09-12-07, 12:02 PM
Replies: 17
Views: 990
Posted By The7

Seems that eGo is not classified as brike in...

Seems that eGo is not classified as brike in Canada.
May be it is different in USA.
Forum: Electric Bikes
09-11-07, 07:48 PM
Replies: 17
Views: 990
Posted By The7

Could Bionx self-start without pedalling?

Could Bionx self-start without pedalling?
Forum: Electric Bikes
09-11-07, 06:58 AM
Replies: 63
Views: 19,660
Posted By The7

Since upvolt from 24V to 48V for my AL1020 the...

Since upvolt from 24V to 48V for my AL1020 the throttle is Ok for open road. But it is a bit rough on slow paths and sidewalks where the max speed is less than 20 km/h.

So added an DPDT switch to...
Forum: Electric Bikes
09-10-07, 09:55 AM
Replies: 30
Views: 6,327
Posted By The7

Thanks for the advice. Use an magnet to test. ...

Thanks for the advice.
Use an magnet to test.
The rear dropout is aluminum.
The front fork dropout is non-aluminium and is marked "chro-molly".
What is "chro-molly"? Some kind of steel alloy? Is...
Forum: Electric Bikes
09-09-07, 10:11 AM
Replies: 15
Views: 2,750
Posted By The7

If the market is 0, wonder if any one else will...

If the market is 0, wonder if any one else will ride an ebike in Hawaii !?
Forum: Electric Bikes
09-09-07, 06:52 AM
Replies: 11
Views: 1,830
Posted By The7

To bypass the speed limit, refer to website: ...

To bypass the speed limit, refer to website:
http://visforvoltage.net/forum-topic/136-removing-bionx-20mph-speed-limit
Forum: Electric Bikes
09-08-07, 02:12 PM
Replies: 32
Views: 2,598
Posted By The7

Visited your site. You are lover of old tube...

Visited your site. You are lover of old tube amps.
Later I got a pair of old Quad II. They sound sweet and excellent in my system.
Forum: Electric Bikes
09-08-07, 11:21 AM
Replies: 11
Views: 1,830
Posted By The7

Are you still going with your BionX project?

Are you still going with your BionX project?
Forum: Electric Bikes
09-08-07, 10:43 AM
Replies: 32
Views: 2,598
Posted By The7

Yes it would help but not much. Don't think it...

Yes it would help but not much.
Don't think it is wise to do as an daily commutor.
Forum: Electric Bikes
09-08-07, 09:16 AM
Replies: 5
Views: 946
Posted By The7

This is a partially foldable 16" which is...

This is a partially foldable 16" which is electronical limit to 32km/h.
It has an motor similar to an other e-vespa.
Wonder if it could go 45 km/h with 48V battery and non-electronical speed limit?
Forum: Electric Bikes
09-08-07, 08:59 AM
Replies: 32
Views: 2,598
Posted By The7

What do you think of this? It is somewhere...

What do you think of this?
It is somewhere between yours and an 16" ebike.
Forum: Electric Bikes
09-06-07, 04:47 PM
Replies: 32
Views: 2,598
Posted By The7

Is it the controller?

Is it the controller?
Forum: Electric Bikes
09-05-07, 06:09 AM
Replies: 32
Views: 2,598
Posted By The7

Could you read the speedometer during the test?

Could you read the speedometer during the test?
Forum: Electric Bikes
09-04-07, 01:56 PM
Replies: 32
Views: 2,598
Posted By The7

Do you know the current limit value after the mod?

Do you know the current limit value after the mod?
Forum: Electric Bikes
09-04-07, 01:53 PM
Replies: 3
Views: 719
Posted By The7

Is it a folding bike?

Is it a folding bike?
Forum: Electric Bikes
09-03-07, 08:14 PM
Replies: 32
Views: 2,598
Posted By The7

How much faster?

How much faster?
Forum: Electric Bikes
08-31-07, 11:00 AM
Replies: 15
Views: 6,166
Posted By The7

Got it yet?

Got it yet?
Forum: Electric Bikes
08-31-07, 10:07 AM
Replies: 63
Views: 19,660
Posted By The7

Today, the new batteries are very balanceat...

Today, the new batteries are very balanceat 13.24V and 13.25 V at FULL charge which are same as the stock batteries (also 13.24V and 13.25V when FULL).
See what will be the voltages after a ride.
Forum: Electric Bikes
08-30-07, 11:46 PM
Replies: 165
Views: 28,113
Posted By The7

What was the battery voltage did you use?

What was the battery voltage did you use?
Forum: Electric Bikes
08-30-07, 07:28 PM
Replies: 165
Views: 28,113
Posted By The7

Smile The ebike knew that you are upgrading to e-vespa...

The ebike knew that you are upgrading to e-vespa and ran from you!
Forum: Electric Bikes
08-29-07, 09:23 PM
Replies: 63
Views: 19,660
Posted By The7

The stock 12V are very balance at the end of...

The stock 12V are very balance at the end of usage, say 11.74V and 11.74V.
Always within 0.01V different. They are charged and discharged in series.

The two new 12V are very poor. At the end of...
Forum: Electric Bikes
08-29-07, 05:00 PM
Replies: 15
Views: 6,166
Posted By The7

If 48V battery measures 52.1V, then you should...

If 48V battery measures 52.1V, then you should get 26.05V for the motor terminal at FULL throttle if there is no speed restriction in your controller.
Getting 25.6 and 25.7V shows there is no speed...
Forum: Electric Bikes
08-29-07, 03:33 PM
Replies: 15
Views: 6,166
Posted By The7

All voltage readings are normal. Does it has...

All voltage readings are normal.

Does it has an speedometer?
If yes. Put the ebike on its stand with the drive-wheel off ground.
Turn FULL throttle, read the no-load top-speed.
Forum: Electric Bikes
08-29-07, 03:26 PM
Replies: 63
Views: 19,660
Posted By The7

Road test with new 2X12V and stock 2X12V...

Road test with new 2X12V and stock 2X12V batteries (as 48V)

This morning:
Weather = very good
Temp = 20 C.
From home to UBC, around UBC campus and return = 39 km

Pushing very hard on...
Forum: Electric Bikes
08-28-07, 10:16 PM
Replies: 15
Views: 1,069
Posted By The7

Which store? Just say on what street and near...

Which store? Just say on what street and near what ave?
Forum: Electric Bikes
08-28-07, 05:37 PM
Replies: 63
Views: 19,660
Posted By The7

At last, I bought two new 12V12Ah battery to...

At last, I bought two new 12V12Ah battery to replace the temperary car starters.
They are placed inside the red bag.
These new 2X12V will be connected in series with the stock 2X12V to form 48V...
Forum: Electric Bikes
08-28-07, 05:34 PM
Replies: 63
Views: 19,660
Posted By The7

Further testing with magnet, the front...

Further testing with magnet, the front fork/suspension is steel.
Forum: Electric Bikes
08-28-07, 06:57 AM
Replies: 3
Views: 1,599
Posted By The7

Has anyone tried it? If so, what is the...

Has anyone tried it?
If so, what is the finding?
Forum: Electric Bikes
08-26-07, 06:15 PM
Replies: 165
Views: 28,113
Posted By The7

A clever way to do!

A clever way to do!
Forum: Electric Bikes
08-26-07, 03:13 PM
Replies: 7
Views: 917
Posted By The7

This 26V is the max and is normal and there is...

This 26V is the max and is normal and there is no holding back for top-speed.

The top-speed is dictated by the battery volt.

The acceleration and hill-climbing is dictated by the battery...
Forum: Electric Bikes
08-26-07, 02:53 PM
Replies: 15
Views: 1,069
Posted By The7

Red face It is one of the best config for MTB ebike!

It is one of the best config for MTB ebike!
Forum: Electric Bikes
08-26-07, 02:29 PM
Replies: 7
Views: 917
Posted By The7

Tell us how you measure this 26.3V. DC or AC...

Tell us how you measure this 26.3V.
DC or AC range?
Between what wire and what wire?

I think it is an BLDC (brushless DC) motor with 3 motor winding wires.
An full-charged 48V SLA battery ...
Forum: Electric Bikes
08-26-07, 08:01 AM
Replies: 31
Views: 1,714
Posted By The7

You have an unique and well configured MTB ebike !

You have an unique and well configured MTB ebike !
Showing results 1 to 50 of 146
 
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