Body
Hi Norm,
How did you locate that application, what were you searching for?
Odd way to wire a transformer but I like the pair of H bridges working
against each other for power correction.
Do not have time yet to study it in depth, what is your opinion of the
most salient points?
On 11/15/2018 9:45 AM, Norman Wootan [email protected] [EVGRAY] wrote:
>
>
> Please review this Patent.
>
> United States Patent Application 20070296373
> Kind Code A1
> Lam; Dat D. December 27, 2007
>
> ----------------------------------------------------------
> Conservation of Electrical Energy and Electro-Magnetic Power in Motor,
> Generator, and Product Components
>
> Abstract
> A capacitor, inductor, and power line are arranged in a series
> parallel combination tank circuit that operates over four quarters of
> a complete cycle. During the first quarter cycle: power is applied to
> the tank circuit, current flows through the inductor to the capacitor,
> current is stored in the inductor, and the capacitor is charged.
> During the second quarter cycle; current is released from the inductor
> as the capacitor discharges current to another parallel inductor or
> resistive load. During a third quarter cycle: current flows in the
> capacitor from the opposite direction, the capacitor is charged,
> current pushes out from the capacitor to the incoming power line, and
> current is stored in the inductor. During the fourth quarter cycle:
> the capacitor discharges in the opposite direction, current parallel
> to another inductor or resistive load flows in the opposite direction,
> and the inductor releases current to incoming power line.
>
> ----------------------------------------------------------
> Inventors: Lam; Dat D.; (Spokane, WA)
> Correspondence Name and Address: RICHARD DAVID KATZ
> 12440 MOORPARK STREET SUITE 11
> STUDIO CITY
> CA
> 91604-1260
> US
>
> Serial No.: 426571
> Series Code: 11
> Filed: June 26, 2006
>
> U.S. Current Class: 318/727
> U.S. Class at Publication: 318/727
> Intern'l Class: H02P 1/24 20060101 H02P001/24
>
>
> On 11/15/2018 10:51 AM, Mick [email protected] [EVGRAY] wrote:
>>
>>
>> Sven,
>>
>> Excellent work!
>>
>> I was experimenting with a ferroresonant transformer with about 30
>> volts or less at about one amp or less, more like 500 milliamps, and
>> blew some very highly rated TVS diodes something like 600v 1000 amp
>> so I imagine you have gone through your share of silicon parts. At
>> least the TVS diodes saved the timer and comparator used for the
>> pulse width adjustment.
>>
>> What is your reactive power/input power ?
>>
>> How do you intend to make use of the reactive energy, store in
>> capacitors?
>> If you have rotoverter use like this -
>> https://en.wikipedia.org/wiki/Synchronous_condenser
>>
>>
>> On 11/15/2018 3:11 AM, [email protected] [EVGRAY] wrote:
>>>
>>>
>>> Hello to all those interested, I have now built a push-pull inverter
>>> for the transverter anti-drive to drive it. From 37 Hz 650Hz is
>>> fully adjustable and the pulse width.
>>> A simple square wave signal is generated and sent. It works
>>> wonderfully. The interference is a problem when switching 350V
>>> peaks. I have now wrapped all power lines with aluminum foil and
>>> this one-sided grounded. The boards I will install in an aluminum
>>> housing and also this ground, the disturbances are almost all gone.
>>> By shielding, the energy is no longer emitted and remains in the
>>> lines apparently, since the shielding, the high-power mosfets are
>>> very hot although they are used at most 10%. The cut-off voltage at
>>> the drain increases in the kilovolt range when the transverter is
>>> connected. The complete line to Transverter is also shielded. I now
>>> wanted to build an Energy Recovery Snubber to recycle that energy.
>>> First test show that you can drive the transverter so much more
>>> efficient. I have to build this inverter even more reliable or change.
>>> Best regards
>>> Sven
>>>
>