Power conditioning system and apparatus

An input inductor for selectively treating a line source of power, comprising:

• outer flux permeable shell means formed as a plurality of substantially flat first flux directing components arranged in face-to-face parallel adjacency to define an outwardly disposed flux path surmounting a central window region;
• an input coil connectable with said source and disposed within said window region;
• and
• center leg means formed as a plurality of substantially flat second flux directing components extending within said coil to oppositely disposed edge regions defining varying gaps with corresponding opposite adjacent edges of said outer flux permeable shell means, said gaps having a narrowest extent substantially centrally positioned within said window and progressively increasing outwardly therefrom.

An input choke for use with power line conditioning apparatus including a regulator comprising:

• a flux permeable outer shell structured as a laminar, stacked assemblage of first discrete, parallel flat flux density components having adjacent inwardly disposed edges defining walls of a cavity of predetermined periphery including oppositely disposed spaced first and second walls;
• a center leg structured as a laminar stacked assemblage of second discrete, parallel, flat flux density components positioned within said cavity and having first and second oppositely disposed edge regions extending toward respective said shell cavity first and second walls and defining varying gaps therewith, each said gap having a narrowest flux transfer portion generally centrally located with respect to an adjacent said wall and progressively increasing in extent outwardly from said portion;
• and
• an input coil connectable between said line and said regulator and disposed about said center leg.

A system for conditioning an a.c. source of power having a given frequency, for providing a regulated a.c. output to a load, comprising:

• an input inductor including:
• flux permeable shell means structured as a plurality of substantially flat first flux directing components arranged in stacked relationship to form a flux permeable path surmounting a window defining cavity having oppositely disposed spaced first and second walls;
• center leg means structured as a plurality of substantially flat second flux directing components positioned within said cavity and having a first edge region extending toward said first wall and defining a varying gap therewith, said gap having a narrowest flux transfer portion substantially centrally located with respect to said first wall and progressively increasing in extent outwardly from said portion;
• coil means connectable with said a.c. source, disposed about said center leg for deriving with said shell means and center leg means a treated energy input;
• primary winding means coupled with said coil means to receive said treated energy input for effecting energy transfer;
• and
• regulator means including saturable reactor means having secondary winding means inductively coupled in energy transfer relationship with said primary winding means, first capacitor means of first predetermined capacitance value coupled with said secondary winding means, and second capacitor means of second predetermined capacitance value coupled with said primary winding means, said first and second capacitor means effecting the oscillatory saturation of said reactor means at said given frequency and said first and second capacitance values being selected in accordance with a ratio minimizing the energy appearing across said saturable reactor means in the course of the oscillatory saturation thereof.

Apparatus for use with an a.c. source of variable voltage level and waveshape, and having a given frequency, for providing a regulated a.c. output to a load, comprising:

• input choke means having a non-linear impedance characteristic connectable with said a.c. source for deriving an energy input substantially immune from said variable waveshape and voltage level;
• regulator means for receiving said energy input immune from said variable waveshape and voltage level, including polyphase saturable reactor means and first and second capacitor means having respective first and second predetermined capacitance values for effecting an oscillatory saturation thereof at said given frequency;
• isolation means having an isolation winding inductively isolated from said regulator means for isolating said source from said load;
• said second capacitor means being coupled with said isolating winding and said first and second capacitance values being selected in accordance with a ratio minimizing the energy appearing across said saturable reactor means in the course of the oscillatory saturation thereof;
• and
• filter means coupled with said regulator means for suppressing the generation of odd and even harmonics.

An input inductor for selectively treating a line source of power, comprising:

• flux permeable shell means structured as a plurality of substantially flat first flux directing components arranged in stacked relationship to form a flux permeable path surrounding a window defining cavity having oppositely disposed spaced first and second walls;
• center leg means structured as a plurality of substantially flat second flux directing components positioned within said cavity and having a first edge region extending toward said first wall and defining a varying gap therewith, said gap having a narrowest flux transfer portion substantially centrally located with respect to said first wall and progressively increasing in extent outwardly from said portion;
• and
• coil means connectible with said source and disposed about said center leg.