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Search: Posts Made By: iura
Showing results 1 to 25 of 58
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Forum: Engine Conversions
10-20-2012, 11:53 PM
Replies: 1,123
Views: 240,176
Posted By iura

RE: CDI gr8flyer55

Hi.Gompy.
I remember this scheme it good, but it seems to me the phase of secondary winding is not correct: it must be revert.
Forum: Engine Conversions
10-15-2012, 05:57 AM
Replies: 1,123
Views: 240,176
Posted By iura

RE: CDI gr8flyer55

May be one of the possible scheme?
Needs only HF generator implement in the chip (if it not too hard).
Forum: Engine Conversions
10-14-2012, 11:19 PM
Replies: 1,123
Views: 240,176
Posted By iura

RE: CDI gr8flyer55

Hi guys.
I think, that all problems is in the HV generator. Yes, self oscillator generator is a classic scheme and it works fine. Only I think we need to fulfill some conditions:
1. Stop HV...
Forum: Engine Conversions
10-14-2012, 09:26 AM
Replies: 1,123
Views: 240,176
Posted By iura

RE: CDI gr8flyer55

This only one problem in fly back converter: transformer. In this scheme we can use the stand by transformer from old ATX power module(EE-19N) It’s need 8v input and can provide output about 200v...
Forum: Engine Conversions
10-14-2012, 08:36 AM
Replies: 1,123
Views: 240,176
Posted By iura

RE: CDI gr8flyer55

Gompy, I told you about fly back converter some years ago. I whant to say again: in our case this is the best scheme for HV converter. But this one is too difficult, look for this:
...
Forum: Engine Conversions
10-09-2012, 10:12 PM
Replies: 1,123
Views: 240,176
Posted By iura

RE: CDI gr8flyer55

5v maybe not so good for HV converter(current too much). I think better 8.2v (2 LiPo) and use 5v LM for PIC. And from my experience flyback converter better scheme for charging HV capacitor instead...
Forum: Engine Conversions
10-06-2012, 09:52 AM
Replies: 1,123
Views: 240,176
Posted By iura

RE: CDI gr8flyer55

Guys, which one scheme you are building????
Forum: Engine Conversions
10-05-2012, 11:55 AM
Replies: 1,123
Views: 240,176
Posted By iura

RE: CDI gr8flyer55

As I see this is HOMELITE trimmer 28cc engine. Better chose is 16*8 prop. Max RPM as I remember is about 7400, not more.
Forum: Engine Conversions
10-05-2012, 07:53 AM
Replies: 1,123
Views: 240,176
Posted By iura

RE: CDI gr8flyer55

Ok, Jake! Don’t huff it’s only my thought, not more.
Hi, Jr! Which scheme did you use as HV board in your CDI?
Forum: Engine Conversions
10-04-2012, 09:45 AM
Replies: 1,123
Views: 240,176
Posted By iura

RE: CDI gr8flyer55

Hi jake. Very good job, my congratulation. But I think, it is much difficult for user to create a table, make new project, compile it…..and so on. Look for...
Forum: Engine Conversions
10-04-2012, 08:23 AM
Replies: 1,123
Views: 240,176
Posted By iura

RE: CDI gr8flyer55

It’s so secret?
Forum: Engine Conversions
10-02-2012, 01:39 AM
Replies: 1,123
Views: 240,176
Posted By iura

RE: CDI gr8flyer55

No, I am not a programmer. The job is grate. Only, maybe, some question and ideas. Can anybody share a final soft and hardware?
Forum: Engine Conversions
10-01-2012, 10:36 PM
Replies: 1,123
Views: 240,176
Posted By iura

RE: CDI gr8flyer55

Can you share link?
Forum: Engine Conversions
10-01-2012, 03:01 AM
Replies: 1,123
Views: 240,176
Posted By iura

RE: CDI gr8flyer55

Hi Gompy, hi all!
Forum: Engine Conversions
07-10-2011, 11:19 PM
Replies: 557
Views: 144,098
Posted By iura

RE: Complete new CDI - website open

Hello all!
To CheeseE: can you share the hardware scheme and ASM code you use in your CDI?
Forum: Engine Conversions
06-20-2011, 11:36 AM
Replies: 557
Views: 144,098
Posted By iura

RE: Complete new CDI - website open

Hi all. About what timer board and program you are tolking?
Forum: Engine Conversions
05-05-2011, 03:30 AM
Replies: 557
Views: 144,098
Posted By iura

RE: Complete new CDI - website open

This is only final pic. The max. RPM it was tested ~7200. Working good
Forum: Engine Conversions
05-04-2011, 05:52 AM
Replies: 557
Views: 144,098
Posted By iura

RE: Complete new CDI - website open

Hi gr!
Sorry for delay, I was busy and can’t answer you. It’s not too difficult to make the ignition coil by yourself. So, what materials do we need: flyback transformer from old TV set with...
Forum: Engine Conversions
05-01-2011, 02:02 AM
Replies: 557
Views: 144,098
Posted By iura

RE: Complete new CDI - website open

This one named EE-19 core and placed in power supply module. You only need ATX named module, this is old generation of power supplys. Most of transformers calculated as 220V input and ~8V output with...
Forum: Engine Conversions
04-29-2011, 09:58 PM
Replies: 557
Views: 144,098
Posted By iura

RE: Complete new CDI - website open

And it was yellow color coded toroid? The best way I think is to use the E-core from the old comp. power module (standby transformer without rewinding)
Forum: Engine Conversions
04-28-2011, 09:30 PM
Replies: 557
Views: 144,098
Posted By iura

RE: Complete new CDI - website open

Hi Gr..
The yellow code of T50-6 means “Iron Powder Cores”, not ferrite. You cannot use it in HV converter as a transformer
Forum: Engine Conversions
01-17-2011, 10:11 PM
Replies: 557
Views: 144,098
Posted By iura

RE: Complete new CDI - website open

Hi Rob!
Is it our ignition project?
Forum: Engine Conversions
12-31-2010, 06:12 AM
Replies: 557
Views: 144,098
Posted By iura

RE: Complete new CDI - website open

Happy New Year!
Forum: Engine Conversions
12-21-2010, 08:01 AM
Replies: 557
Views: 144,098
Posted By iura

RE: Complete new CDI - website open

HI Rob! What about transformator?
Forum: Engine Conversions
12-18-2010, 12:10 AM
Replies: 557
Views: 144,098
Posted By iura

RE: Complete new CDI - website open

Hi all.
Very good site to calculate transformator.
http://schmidt-walter.eit.h-da.de/smps_e/smps_e.html#Spw
Showing results 1 to 25 of 58
 
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