Pantone engine Citroen 2cv 6

Edits and changes to engines, experiences, findings and ideas.
denis
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by denis » 03/12/07, 20:43

Flytox wrote:Bonjour à tous

PITMIX wrote:I know someone who had an electronic ignition installed on an Aronde. He was one of those very gifted friends in electronics who designed him.
Better performance measured at the chrono and lower consumption.
I believe that there are kits to turn an ignition with platinum screws into electronic ignition.


I mounted this kit on my old Jetta C screw very au gratin, it is not difficult to install, solid and depreciable quickly. : Mrgreen:



Image



Improved startup, recovery, conso (about 0.5 liters to 100 Km), and the life span of candles and platinum screws. He served me about 25000 Km (2 years) before an asshole destroyed my car with his bin of 4 * 4. : Evil: : Mrgreen: The car is part of the scrap yard but I recovered the ignition in my archives.

A+


ok, the price is good, but you still keep platinum tesvis ?? it's not the same product I've seen! , and conrad makes dubious kit I got myself more than once, now it's over! the false ad is well presented! and the price not so interesting q that! but if you said it worked ....
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http://maison-en-paille.blogspot.fr/
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by Flytox » 03/12/07, 21:01

Hello Denis

Yes you keep your screws platinum, you disconnect the original capacitor and pull 4 son. You do not touch at the setting in advance etc ...
It's a Velleman Kit that I did not buy at Conrad!

https://www.econologie.com/fichiers/partager/vellem.pdf

For the component part, I drowned it in transparent resin to protect it against the humidity and I fixed the whole with a big aluminum leg (to make radiator) fixed on the radiator of the kit and under the cover. I never had the slightest problem with it! : Mrgreen:
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Chatham
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by Chatham » 05/12/07, 18:34

I know this type of assembly that I bought in the supermarket 25 years ago to equip the CX2000 I was driving at the time ... : Cheesy: it works well but we still have the problems related to the breakers and the mechanical advance ...

However, there are fully electronic systems that replace the breakers:

http://www.kitallumage.com/


http://www.123ignition.nl/
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I Citro
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by I Citro » 05/12/07, 19:26

: Arrow: The "123 ignition" kit which you give the link is very famous in the world of the old car as well as in the world of 2cv clubs and derivatives ...

It has the interest to replace the switches (wear parts) by a non-contact system (like induction sensor or Hall effect), so indestructible and indestructible.
8)

Not to be confused with commercially available 80 ignition amplifiers whose principle was to raise the voltage (from 15000 volt for standard 60000 volts ignitions for electronic ignition) in order to produce more powerful sparks, and therefore better ignition.
In return, the candles were worn much faster. : Cry:
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by Chatham » 06/12/07, 18:41

citro wrote:Not to be confused with commercially available 80 ignition amplifiers whose principle was to raise the voltage (from 15000 volt for standard 60000 volts ignitions for electronic ignition) in order to produce more powerful sparks, and therefore better ignition.
In return, the candles were worn much faster. : Cry:


The one I had mounted on my CX2000 did not puff the candles because the spark, if it went from 7500v 15000volt with the original coil, it was by against shorter and with less amperage ... to reach 25000volt and more, needed a special electronic coil ...
Note that Renault had mounted this type of transistorized boxes in series on some of its cars at the beginning of 80 '(Cartier housing, easy to adapt to other cars 4cyl, breakers) ...
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by I Citro » 06/12/07, 20:02

: Arrow: I forgot to mention that these boxes, although they do not replace the wear parts that are the breakers (platinum screws) they significantly reduce wear by removing the arcs electriques (role previously devolved to the capacitor mounted on the igniter head).

Reliability was greatly improved. : Arrowu:
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PITMIX
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by PITMIX » 06/12/07, 21:54

Hello
The guy I mentioned earlier had designed an ignition whose advance was infinitely adjustable.
It is this type of ignition that my colleague had mounted on his Aronde, but I do not understand what is the interest.
I guess the advantage is to have a perfect spark whatever the diet.
If anyone could explain to me that would allow me to sleep less stupid. : Cheesy:
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by Flytox » 06/12/07, 23:25

Hello Pitmix
PITMIX wrote:The guy I mentioned earlier had designed an ignition whose advance was infinitely adjustable.
It is this type of ignition that my colleague had mounted on his Aronde, but I do not understand what is the interest.
I guess the advantage is to have a perfect spark whatever the diet.
If anyone could explain to me that would allow me to sleep less stupid. : Cheesy:


When you modify a motor significantly, the original setting may not be suitable at all. If it takes 6000 or 7000 rpm more (2 engine time) chances are that the necessary advance is greater. For my Solex proto the same engine with the original setting (advance 2mm before PMH did not exceed 5000 rpm, with 2.6 mm it took 12500 rpm .... it's nice to have adjustment .. ..). : Shock:

The best is to be able to choose the ignition advance that you want according to the speed you want (maps) this allows you to optimize the performance at different speeds. All this, because the advance which is going well is not "exactly" proportional to the speed, the curve makes speed bumps in all directions according to the filling of the engine.

On an untreated vehicle, the interest is also to improve the performance, conso, pollution etc ... The fact that the ignition is more stable and powerful at low and high speed, we realize that the advance given by the manufacturer is not necessarily the optimum advance. Re Vive the setting! : Mrgreen:

Moreover, if you have the scheme of the ignition of the guy in question, I am taker. : Mrgreen:

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[Eugène Ionesco]

http://www.editions-harmattan.fr/index. ... te&no=4132
Other
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by Other » 07/12/07, 06:16

Chatham wrote:
citro wrote:Not to be confused with commercially available 80 ignition amplifiers whose principle was to raise the voltage (from 15000 volt for standard 60000 volts ignitions for electronic ignition) in order to produce more powerful sparks, and therefore better ignition.
In return, the candles were worn much faster. : Cry:


The one I had mounted on my CX2000 did not puff the candles because the spark, if it went from 7500v 15000volt with the original coil, it was by against shorter and with less amperage ... to reach 25000volt and more, needed a special electronic coil ...
Note that Renault had mounted this type of transistorized boxes in series on some of its cars at the beginning of 80 '(Cartier housing, easy to adapt to other cars 4cyl, breakers) ...



A good electronic ignition preferable not to use the platinum screws, a pickup coil or sensor effect that installs pretty well.
the HT primary coil in a screwed platinum system has a resistance of 1,2 to 1, 5 homs it remains powered at a fairly large angle of rotation (the Dwell)
A coil for electronic ignition has a primary of 0,5 has 0, 3 homs, the power of the primary lasts a few milliseconds the time to (charge) the coil, the consumption of current is important but on a very short time, the cut of run transistorized and much more brutal than a system screwed platinum and capacitor, the spark and more powerful in energy and voltage, we can spread the candles following compression rates up to 1,2 mm (some cases 1,5 mm)
a longer and warmer spark makes it possible to light poorer mixtures and gives a faster burning speed, it can slightly reduce the advance, there is no lack (misfire) as with platinum screws
Just put an electronic ignition without spreading the tips of the candles there is little gain, compare the screwed platinum ..

After modifying several GM V8 5 engine boats, 7litres with electronic ignitions, the weak point always have good high voltage queues to monitor the spacing of the candles which increase rapidly with the hours of walking
after 48000 km the spark plugs and clearly too far apart
enough to be dangerous for the electronic module.
avoid running the ignition if a high-voltage wire is disconnected, or open or a candle too far apart, if the spark does not come out the big transitore burns.

Andre
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PITMIX
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by PITMIX » 07/12/07, 08:49

Thank you Flytox. I wanted to have confirmation of what I think and you gave it to me.
We agree it's great to have a possibility of trimming. I too have been working with mopeds and in advance I know that it changes the characteristics of the engine a lot.
What I wonder is whether its ignition is self-managed or whether to adjust the advance with a small knob while rolling.
In fact in my opinion the best would be that it is installed two options.
An auto button and a manual operation.

I'm going to ask my colleague for the schematics, because it seems to me that the guy who does this has a website where he gives all the free details. Look for the Alpine A110 website.
http://alpinerenault.free.fr/technique/ ... melect.php
Here I sent an email to the person concerned, I wait for that answer.
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