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Messages 1078 - 1109 of 1109   Oldest  |  < Older  |  Newer >  |  Newest
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1078
... Can you post the .asc, or email it direct? Thanks, Ed...
ehsjr
ehsjr2000
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Oct 30, 2009
5:20 pm
1079
... Hi Bill, What happens if you remove *all* inductance including the inductance in the battery from the SPICE model? Experimental results with a Couper...
ehsjr
ehsjr2000
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Oct 30, 2009
5:38 pm
1080
... With no inductance modeled in the battery and none as parasitic, wires, traces, etc. There is no over voltage pulse and no ringing. Bill...
goeytex
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Oct 30, 2009
7:25 pm
1082
I went ahead and posted the .asc file in the Goeytex\Couper Test folder....
Bill
goeytex
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Oct 30, 2009
10:19 pm
1083
Check these out: http://www.oddmix.com/tech/pc_rejuvenate_gelcell.html http://www.oddmix.com/tech/pc_rejuvenate_gelcell_2.html...
scriabini
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Oct 31, 2009
12:30 am
1084
... Thanks, Bill, got it from the folder. Ed...
ehsjr
ehsjr2000
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Oct 31, 2009
1:38 am
1085
The lead-acid 'battery-popping' overvoltage impulse has been studied since the advent of transistor battery powered switching circuits in the late 1950s....
scriabini
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Oct 31, 2009
1:43 am
1086
Over-Unity need not be the objective of such study. Whether over-unity or the capture of Tesla's 'radiant energy' is an objective is wholly up to the...
scriabini
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Oct 31, 2009
1:53 am
1087
You'll find technical documentation here: http://tiny.cc/K4iOZ Yes, all applicable 'laws' of physics do indeed play a part in the not generally understood ...
scriabini
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Oct 31, 2009
2:02 am
1088
Ed, I have an open mind with regard to some of the hype surrounding Bedini's work but, as you are supporting, simply because some may not belive in OU it...
linesrg48
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Oct 31, 2009
9:51 am
1089
Bill et al, Reference your suggestion re a diode on the output possibly assisting the process of ringing would some of these SC Schottkies be suitable? Could...
linesrg48
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Oct 31, 2009
9:55 am
1090
Not meaning to be a party popper, but the SPICE simulations support figures gained, because the model components were chosen to agree with data. Not saying the...
Anwar Shiekh
anwar.shiekh
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Oct 31, 2009
1:51 pm
1091
All SPICE data is "predictive" even the models for FET's, diodes, transistors, etc. Even more so for a complex circuit. This may be an epiphany for you, but...
Bill
goeytex
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Oct 31, 2009
2:47 pm
1092
I disagree The values if the parameters modeling the battery are chosen such as to agree with what is seen, and therefor do not predict what is seen. Yes, we...
Anwar Shiekh
anwar.shiekh
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Oct 31, 2009
2:51 pm
1093
A thought You reduced the inductance and saw no change in pulse height what did SPICE tell you in this instance?...
Anwar Shiekh
anwar.shiekh
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Oct 31, 2009
2:53 pm
1094
As Bill points out quite specifically, SPICE models are just that, models. The components used are the same as those anyone would buy off the shelf from...
Chuck Carpenter
w5usj
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Oct 31, 2009
3:32 pm
1095
Please find my statement where I said the below and post it in quotes....
Bill
goeytex
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Oct 31, 2009
3:36 pm
1096
My fault, perhaps I was not clear I am not referring to purchased components, but those used to model the battery, and so are unknown (battery inductance,...
Anwar Shiekh
anwar.shiekh
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Oct 31, 2009
3:40 pm
1097
I was hoping you could just tell me....
Anwar Shiekh
anwar.shiekh
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Oct 31, 2009
3:45 pm
1098
I have to admit that it is becoming quite clear that I am just wasting everybody's time, in becoming way to repetitive. Redundancy is one thing, but my posts...
Anwar Shiekh
anwar.shiekh
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Oct 31, 2009
3:53 pm
1099
Then what is your real point and purpose ? To quibble about the meaning of "predicitve" ? To show my simple and rudimentary ( as I have clearly stated)...
Bill
goeytex
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Oct 31, 2009
3:53 pm
1100
I agree totally, and that is why I made the post that precedes this one. I thought I had repeatedly (too repeatedly) demonstrated that you are not predicting a...
Anwar Shiekh
anwar.shiekh
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Oct 31, 2009
3:58 pm
1101
The 'Bedini devices' and the 'Couper Desulfator' circuit both rely upon inductive flyback. As a matter of fact there is really very little difference. It is...
scriabini
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Oct 31, 2009
8:29 pm
1102
Has anyone had problems with blown FETs with a Couper circuit modified to use a Low Side NFET switch?...
Bill
goeytex
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Nov 1, 2009
5:09 am
1103
Bill, I've no direct experience with a Nfet Couper but I am having problems getting a low voltage cut off to work with th Pfet version. My EE colleague reckons...
linesrg48
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Nov 1, 2009
7:13 am
1104
Bill, I blew a couple IRFZ44s but it was because I was driving them at a pulse/reprate that was way too high. Bad connection in the 555 circuit so the timing...
Chuck Carpenter
w5usj
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Nov 1, 2009
11:15 am
1105
I haven't tried the peak detector yet. The limitation might be that you wouldn't "see" any negative component in the pulse waveform. Maybe you don't need to....
Chuck Carpenter
w5usj
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Nov 1, 2009
11:46 am
1107
Send me your schematic and I will take a look at it. Bill...
Bill
goeytex
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Nov 1, 2009
1:00 pm
1108
Only when the flyback pulse exceeds the rating of the N-MosFet and takes it into repetitive avalanche. An overvoltage absorber across the MosFet will solve ...
scriabini
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Nov 1, 2009
8:20 pm
1109
Based on Bill's Improved PFET Couper desulfator, I put together an NFET version. To me, it looks pretty good. I've posted a couple of PDF pages in the Files...
Chuck Carpenter
w5usj
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Nov 8, 2009
3:17 pm
Messages 1078 - 1109 of 1109   Oldest  |  < Older  |  Newer >  |  Newest
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