Wisconsin Alumni Research Foundation

Technology

Variable Magnetization Machine Controller

A variable magnetization machine control system comprising a controller configured to generate a reversely rotating d-axis/q-axis current vector trajectory during a change in a magnetization state of ...
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Robert Lorenz, Chen-Yen Yu, Takashi Fukushige, Brent Gagas | P140170US01

Technology

Variable Magnetization Machine Controller

A variable magnetization machine control system comprising a controller configured to adjust a d-axis current waveform and a q-axis current waveform in accordance with an operating condition of a vari...
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Robert Lorenz, Brent Gagas, Takashi Fukushige, Takashi Kato | P140171US01

Technology

Joint Structures

Aspects of the present disclosure are directed to a three-dimensional joint and/or formation thereof, such as by 3D-printing the joint. The joint is provided with an interface region having a curable ...
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Natalie Rudolph, Alec Redmann | P170335US01

Technology

Permanent Magnet Synchronous Motor

A permanent magnet synchronous motor includes a stator, a rotor rotatable relative to the stator, and a magnetic structure with a low coercive force magnet and a high coercive force magnet that are ar...
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Robert Lorenz, Apoorva Athavale, Kensuke Sasaki, Takashi Kato, Takashi Fukushige | P150276US01

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

Engines Using Supercritical Syngas

A first engine fuel, for example diesel fuel, is reformed (preferably via steam reforming) to produce syngas for use as a second engine fuel, with the fuels then both being used in an internal combust...
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Sage Kokjohn, Flavio Dal Forno Chuahy, David Wickman | P180102US01

Technology

Low Voltage Drop, Cross-Field, Gas Switch And Method Of Operation

A gas switch includes an anode and a cathode spaced apart from the anode, wherein the cathode includes a conduction surface. The gas switch also includes a plurality of magnets arranged to generate a ...
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James Lawler, William Hitchon, Tim Sommerer, David Smith, Steve Aceto, Jason Trotter, Joseph Michael, Kirk Marquard | P180151US01

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

3d Structures And Methods Therefor

Aspects of the disclosure are directed to methods and/or apparatuses involving one or more of a conductive polymer, deposition of a conductive polymer and 3D (three-dimensional) printing of a continuo...
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Gregory Nellis, Jake Boxleitner, Thomas Mulholland | P180366US01

Technology

Semiconductor Switch

A semiconductor switch includes four diodes, two transistors, and a capacitor. The capacitor includes a fourth terminal and a fifth terminal. An anode of a third diode is connected to a third terminal...
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Venkata Giri Venkataramanan | P190065US01

Technology

Controller For Power Converter

A controller includes a torque command value calculation module configured to calculate a torque command based on a speed command of the motor, an output voltage controlling module configured to contr...
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Robert Lorenz, Yang Xu, Ryo Iida, Yukai Wang | P170166US01

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

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