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Search took 0.02 seconds. Search: Posts Made By: janvos39
Forum: Motorcycles / Scooters 10-27-2014, 05:20 PM
Replies: 165
Views: 99,846
Posted By janvos39
The images belonging to this thread are now...

The images belonging to this thread are now hosted here (http://users.telenet.be/janvos/burgman/). I wanted to make the images viewable again, but I seem unable to edit my old posts?
Forum: Motorcycles / Scooters 08-18-2013, 03:52 AM
Replies: 20
Views: 4,077
Posted By janvos39
Peter The calculation of the needed horsepower...

Peter
The calculation of the needed horsepower is probably correct.
What you need to find the fuel consumption is the BSFC map. At low engine load the fuel consumption per horsepower will be a lot...
Forum: Motorcycles / Scooters 10-12-2012, 05:13 PM
Replies: 81
Views: 15,472
Posted By janvos39
Megane I think it is possible to make the...

Megane

I think it is possible to make the Atkinson approach like the Prius by making variabel timing on the inlet cam on a single camshaft.
See drawing and page 11 on my thread of the Burgman...
Forum: Motorcycles / Scooters 07-31-2012, 03:46 AM
Replies: 156
Views: 31,689
Posted By janvos39
I took some pictures during the Ohio meeting of...

I took some pictures during the Ohio meeting of your bike.
Very nice result.
I also like the cooling adaptions you made to control your engine temperature.
What was the min and max revs you made...
Forum: Motorcycles / Scooters 05-16-2012, 02:58 PM
Replies: 55
Views: 28,485
Posted By janvos39
The kinetic energy at 100 km/hr is 0.5*m*v*v and...

The kinetic energy at 100 km/hr is 0.5*m*v*v and that is with a bike+rider of for instance 250 kg 0.5*250*27.77*27.77=96450 in both tests
This kinetic energy at 60 km/hr is...
Forum: Motorcycles / Scooters 04-15-2012, 03:08 PM
Replies: 165
Views: 99,846
Posted By janvos39
[http://cyberfox.sohosted.com/burgman/img45.jpg ...

[http://cyberfox.sohosted.com/burgman/img45.jpg
Recently I started modifying the tailsection of the Burgman scooter.
The final dimensions of the scooter are now:
Total length 265 cm.
Height...
Forum: Motorcycles / Scooters 09-03-2011, 05:28 PM
Replies: 165
Views: 99,846
Posted By janvos39
http://cyberfox.sohosted.com/burgman/img41.jpg ...

http://cyberfox.sohosted.com/burgman/img41.jpg
This is the new appearance of the Burgman.A new nose from fiberglass.
After the first tankfill it showed an improvement of approx 4 to 5 MPG from 79...
Forum: Motorcycles / Scooters 04-13-2011, 06:00 AM
Replies: 7
Views: 4,340
Posted By janvos39
Jan Vos riding the Vetter streamlined scooter

http://cyberfox.sohosted.com/burgman/img39.jpg



During a vacation with my wife in California I visited the Vetter family.

We did get a warm welcome and joined a number of days together....
Forum: Motorcycles / Scooters 07-06-2010, 12:41 PM
Replies: 165
Views: 99,846
Posted By janvos39
Hi JBond What you write on the seat height is...

Hi JBond
What you write on the seat height is exactly what I have done. I took of the seat and started with an aluminum plate where a placed some foam on. I am still sitting comfortable maybe max. 5...
Forum: Motorcycles / Scooters 05-26-2010, 02:09 PM
Replies: 165
Views: 99,846
Posted By janvos39
Here the first logfile of the camshaft revs...

Here the first logfile of the camshaft revs during the drive to work.For engine revs multiply with 2.
Max is 6000 rpm at approx 75 mph.
Next to come is the speed sensor so that the relation engine...
Forum: Motorcycles / Scooters 05-24-2010, 11:45 AM
Replies: 165
Views: 99,846
Posted By janvos39
Hi Redyaris. I had a problem with the...

Hi Redyaris.
I had a problem with the overruning gear in the gearbox. It didnot bloc anymore in one direction so I had to repair. I use only high gear at the moment.
Besides that I was also quite...
Forum: Motorcycles / Scooters 02-28-2010, 09:39 AM
Replies: 165
Views: 99,846
Posted By janvos39
In this winter (which I hope will leave soon) I...

In this winter (which I hope will leave soon) I have exchanged the original Burgman screen by one of a race motor cycle. As you can see on the pictures. The top angle of the screen is more flat so...
Forum: Motorcycles / Scooters 02-08-2010, 02:18 PM
Replies: 54
Views: 11,268
Posted By janvos39
Redyaris Do you have pictures so that we can...

Redyaris

Do you have pictures so that we can see what you mean? I used the same approach on my Burgman scooter, just modifying and adding to existing model.
Forum: General Efficiency Discussion 02-03-2010, 03:34 PM
Replies: 15
Views: 4,810
Posted By janvos39
Lotus new development engine

An engine developped by Lotus for mixed fuel ,variable compression, two stroke, high efficiency.

Run the engine

http://www.grouplotus.com/manageshowcase/uploadpassthru/8628.swf
Forum: Motorcycles / Scooters 01-07-2010, 12:25 PM
Replies: 165
Views: 99,846
Posted By janvos39
Frank, you missed some 6 valve heads in history....

Frank, you missed some 6 valve heads in history. Maserati made in 1985 a 2.0 l -V6 with turbo and 6 valves. 3 inlet and 3 exhaust valves per cylinder.
Also an Italian fan of Ducati once made heads...
Forum: Aerodynamics 01-03-2010, 07:31 AM
Replies: 35
Views: 13,060
Posted By janvos39
http://cyberfox.sohosted.com/burgman/wheelcover.jp...

http://cyberfox.sohosted.com/burgman/wheelcover.jpg
The way I mounted my clear wheel covers ( Philscar way) with 5 small M4 screws and till now I had no reason to report to Houston.
And the...
Forum: Motorcycles / Scooters 12-25-2009, 08:38 AM
Replies: 165
Views: 99,846
Posted By janvos39
I made a first testdrive with the lower engine...

I made a first testdrive with the lower engine capacity on the Burgman. The gearing which is of the larger engine is still OK to get off the line quickly. Probably due to the long stroke. The gearing...
Forum: Aerodynamics 12-20-2009, 08:40 AM
Replies: 81
Views: 39,987
Posted By janvos39
I am looking today into the thread about fairing...

I am looking today into the thread about fairing for Ninja. Maybe it can be of help when I put my experience with full fairing in writing. I have now approx. 10000 km with this Suzuki burgman with...
Forum: Forum News & Feedback 12-20-2009, 07:48 AM
Replies: 9
Views: 2,171
Posted By janvos39
Clean up of list Top vehicules MPG (us)

I would suggest to split this list in EV and non EV. And also do some clean up. Some MPG values do not have a back up of sufficient fuel logs to be trusted. I find this important because this is the...
Forum: Motorcycles / Scooters 11-29-2009, 02:30 PM
Replies: 165
Views: 99,846
Posted By janvos39
I am in the process of rebuilding the scoot to a...

I am in the process of rebuilding the scoot to a 300 cc engine capacity. I like to share with you the reason for doing so. I looked into the MPG values form various scooters on the hubpages.com...
Forum: Motorcycles / Scooters 10-24-2009, 08:34 AM
Replies: 165
Views: 99,846
Posted By janvos39
To check how much power I loose when going to 297...

To check how much power I loose when going to 297 instead of the 385 cc I flowed the heads of the 250 and the 385. The under pressure used for themeasurement is 18 inch of water. As can be seen on...
Forum: Motorcycles / Scooters 10-10-2009, 08:29 AM
Replies: 165
Views: 99,846
Posted By janvos39
The flowmeter for measuring the fuel flow has...

The flowmeter for measuring the fuel flow has arrived and is in the picture below. Two connections of 1/8 G and tubular ends are made to accommodate the meter inbetween the fuel pump and the...
Forum: Motorcycles / Scooters 08-19-2009, 04:56 PM
Replies: 11
Views: 24,617
Posted By janvos39
Very nice results streetman. This type of bike...

Very nice results streetman. This type of bike was the selected choice of some Dutch ecomodders who are now working on a full fairing version of the ANF125
see next link.
Are you planning any...
Forum: Motorcycles / Scooters 08-07-2009, 03:12 PM
Replies: 165
Views: 99,846
Posted By janvos39
After reinstalling the repaired gearbox I have...

After reinstalling the repaired gearbox I have the FE up to 75MPG
In the gearbox I changed the ratios slightly. First gear is now identical to standard Burgman (18.3 km per 1000 rpm). Second gear is...
Forum: Motorcycles / Scooters 06-13-2009, 05:25 PM
Replies: 165
Views: 99,846
Posted By janvos39
Hi Craig I made a new set of gears in the...

Hi Craig
I made a new set of gears in the gearbox. All straight gears.
The standard gearbox consists in following gears with number of teeth.
Ingoing shaft to intermediate shaft 14 at 31 teeth...
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