Wisconsin Alumni Research Foundation

Technology

Three-Dimensional Printer Laminating Fusible Sheets

A 3D printer successively fuses sheet material in a stack to form a three-dimensional object. The sheet material may provide a mesh separating islands of material that will be fused to produce the de...
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Thomas (Rock) Mackie, Brandon Walker, Nathan Schumacher | P190125US01

Technology

Sensorless Controller For Electrostatic Machine

A variable speed drive for an electrostatic motor provides feedback control according to rotor position and/or rotor rotational rate deduced from back currents (back-MMF). Extraction of the back curr...
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Daniel Ludois, Aditya Ghule, Peter Killeen | P200015US01

Technology

Controller For Self-Organizing Microgrid

A controller for individual sites of the microgrid controls loads, sources, the importing of power, and the exporting of power as a function of the energy storage at the site. A microgrid of such sit...
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Venkata Giri Venkataramanan, Ashray Gururaja Manur | P200047US01

Technology

Electrostatic Motor Having Unipolar Drive

A generator/controller for electrostatic motors exploits properties of a delta-connected electrostatic motor to accommodate high common mode DC offset voltages thus permitting construction of an elect...
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Daniel Ludois, Peter Killeen | P200159US01

Technology

Double Layer Capacitive Coupler

A capacitive coupler provides high coupling capacitance through the use of an electrical double layer formed on opposite plates of the coupler. The coupler can be independent or provide a hydrodynami...
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Daniel Ludois, Kevin Frankforter | P200203US01

Technology

Apparatus For Augmenting Human Vision

The functional effect of having additional color-sensing cone types in the human eye is implemented by an encoding of some spectral information differently for the left and right eyes. This different ...
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Mikhail Kats, Bradley Gundlach | P160105US02

Technology

High Power Transfer Through Load Supporting Bearings

A system for power transfer to a movable platform makes use of a capacitive interface in moving elements of load-supporting bearings for power transfer. Tank circuits associated with each bearing incr...
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Daniel Ludois, Jiejian Dai, Skyler Hagen | P160356US02

Technology

Switch Network Of A Multilevel Power Converter Architecture

A power converter provides a pyramidal structure of switches communicating between a capacitive divider at the base of the pyramid and a terminal at the top of the pyramid to provide a transformation ...
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Daniel Ludois, Mahima Gupta, Venkata Giri Venkataramanan, Robert Cuzner | P170314US01

Technology

Variable Frequency Electrostatic Drive

A variable speed drive for an electrostatic motor provides feedback control by conversion of measured current phases provided to the motor into a vector in a rotating rotor framework. This vector is u...
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Daniel Ludois, Baoyun Ge, Aditya Ghule | P170165US01

Technology

Bearing-Less Electrostatic Flywheel

A bearing-less flywheel both exchanges energy with a rotating flywheel using a regenerative controller via a rotating electrostatic field but also suspends the flywheel with an electrostatic field to ...
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Daniel Ludois, Eric Severson | P180324US01

Technology

High-Throughput Rheometer

A high throughput rheology machine measures transient response to a material subject to the decaying oscillation to determine nonlinear characteristics of the material with a single test cycle.
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Melih Eriten, Utku Boz | P180345US01

Technology

In Situ Alloying

Aspects of the disclosure are directed to methods and/or apparatuses involving the formation of samples or other structures using a dynamically modified mixture of materials. As may be implemented in...
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Dan Thoma, Adrien Couet, Michael Moorehead | P190265US01

Technology

Vernier Machine With Shaped Permanent Magnet Groups

An electric machine includes a rotor, permanent magnets, a stator, and a stator winding wound about a plurality of teeth to form a number of stator magnetic poles. The rotor includes a rotor core and ...
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Thomas Lipo, Wenbo Liu, Thomas Lipo, Thomas Lipo, Thomas Lipo | P180005US01

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