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Overunity Machines Forum



Zen Generator - A No Back Torque Electromagnetic Generator

Started by tao, March 20, 2007, 11:02:23 AM

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Low-Q

Quote from: Nali2001 on March 23, 2007, 12:59:08 PM
don't forget, for that 240 watts out he used a like 12kw core. The 'amount' of core material is important. Like posted before from Steven he recommends using core's from 2.5hp motor...

You should use a slotless motor of 2.5 hp or larger as the smaller cores have an inductance that is very high and the terminal voltage will drop as you load it.

This IS important and I know most people think it's not.
I have seen like 3 replication of these systems but their put out nearly nothing. Because their build far too small.
My experience shows that the inductance increase as the iron mass increase, not the opposite.

Vidar

gyulasun

Quote from: Low-Q on March 23, 2007, 02:23:35 PM
Quote from: Nali2001 on March 23, 2007, 12:59:08 PM
don't forget, for that 240 watts out he used a like 12kw core. The 'amount' of core material is important. Like posted before from Steven he recommends using core's from 2.5hp motor...

You should use a slotless motor of 2.5 hp or larger as the smaller cores have an inductance that is very high and the terminal voltage will drop as you load it.

This IS important and I know most people think it's not.
I have seen like 3 replication of these systems but their put out nearly nothing. Because their build far too small.
My experience shows that the inductance increase as the iron mass increase, not the opposite.

Vidar

Hi Folks,

You should use a slotless motor of 2.5 hp or larger as the smaller cores have an inductance that is very high and the terminal voltage will drop as you load it.

I think Sullivan meant that slotless motors of under 2.5 HP have smaller core cross sections, hence they need more number of turns (this gives the needed inductance for the smaller cores) and the copper loss (DC resistance) this way also increases, hence the output (terminal) voltage tends to drop in a higher extent (when you try to use them in his patent's setup)  when loaded than motors with bigger cores (i.e. over 2-3 HP).

So you are both correct: using cores of higher cross section will involve higher self inductance with a certain number of turns and this is needed for inducing more voltage while keeping the copper loss at a reasonable level. Also, saturation levels usually are  more favorable towards higher cross sectional cores, so magnet strength can be increased.  So the bigger core size you have, the better.

Regards
Gyula

Low-Q

OK,
I will try to make a generator with a much smaller toroid, just to see the principle. It should be possible as a smaller generator, in spite of relatively greater loss, should be able to produce energy.
Hopefully the generator output will be in proportion to the energy requirements of the smaller DC-motor which drives the rotating magnet.

Br.

Vidar

eavogels

Hi.
Now this is perhaps a stupid question but is the toroid supposed to be a ring magnet?
Thanks.
Eric.

Low-Q

Quote from: eavogels on March 30, 2007, 06:11:00 AM
Hi.
Now this is perhaps a stupid question but is the toroid supposed to be a ring magnet?
Thanks.
Eric.
The toroid is a ring of laminated unmagnitized iron plates, as in a regular toroid transformer, but without all the wire. A short coil i winded on just a small part of the toroid. This coil are not intended to be used as an electro magnet, or ring magnet.
The toroid is not a magnet itself, but a rotating magnet inside (Where N and S is pointing in each oposite direction) is spinning to generate electricity in the coil - a generator which we believe voilates Lenz law when loaded. Some of us desagree.

Br.

Vidar