• Generator
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External Split Field Generator Disclosure Number 200802199 Technology Summary This invention is a novel form of electric generator that uses the flux interactions between moving and stationary magnetic fields to produce twice the flux change per rotation of the prime mover. In conventional electric generators, the rotation of the prime mover produces one …

: Fact Cards
: Generator, Flux, Bioscience...

Internal/External Split Field Generator ORNL researchers developed inventions to improve the efficiency of electric generators. This is achieved by decoupling the magnetic polarity of the driving mechanism while increasing the operational frequency of the machine. These technologies offer unique, low cost methods to produce a generator with a higher power density. In both inventions, generators …

High Strength Undiffused Brushless Electric Motors and Generators High Strength Undiffused Brushless Electric Motors and Generators Disclosure Number 200100945 Technology Summary A brushless electric motor/generator with enhanced air-gap flux density and simplified field weakening. Inventor HSU, JOHN S Engineering Science & Technology Div Licensing Con…

Compact HSUB Electric Motor/Generator Disclosure Number 200401391 Technology Summary A compact radial gap HSUB motor/generator for electric vehicles having improved flux path, laminated rotor, end pole structure, and magnet arrangement. Inventor HSU, JOHN S Engineering Science & Technology Div Licensing Contact SIMS, DAVID L UT-Battelle, LLC Oak …

: Fact Cards
: Compacting, Generator, Laminate...

A Frequency Data Recorder with Multiple Generator Tracking Disclosure Number 201202836 Technology Summary The invention relates to real-time monitoring of electrical distribution networks and more specifically to a sensor for performing real-time measurements of frequencies in an electric power system at a point-of-load. The sensor has the characteristics…

: Fact Cards

Superconducting High Strength Undiffused Brushless (HSUB) Motors and Generators Superconducting High Strength Undiffused Brushless (HSUB) Motors and Generators Disclosure Number 200201154 Technology Summary A motor/generator employing the HSUB concept that enables using a stationary cryostat together with permanent magnets (PM) to produce superconducting…

Electrical Motor/Generator Drive with Improved Inverter In hybrid electric vehicle (HEV) motors, power inverters with bulky, high performance direct current (DC) bus capacitors are needed to absorb ripple currents and protect the battery. Researchers at ORNL invented an electrical motor drive apparatus with an improved inverter that reduces the size and cost of high performance capacitors and eli…

: Fact Sheets
: Capacitor , Battery, Switches...

Combined Electric Machine and Current Source Inverter Drive System This technology is a drive system that includes a permanent magnet-less (PM-L) electric motor combined with a current source inverter (CSI). This integration of these two ORNL technologies opens a new chapter for component function integration, instead of traditional integration by simply placing separate motor and inverter compon…

: Fact Sheets

Manufacture of Thermoelectric Generator Structures by Fiber Drawing Manufacture of Thermoelectric Generator Structures by Fiber Drawing Disclosure Number 200902255 Technology Summary The invention comprises design and configuration of high-junction number, high-aspect ratio, and very efficient thermoelectric (TE) generators and a low-cost, high-volume, a…

: Fact Cards

Mitigating the Effect of Siloxanes on Power Generators Using Landfill Gas Mitigating the Effect of Siloxanes on Power Generators Using Landfill Gas Disclosure Number 200802152 Technology Summary The use of landfill gas for power generation in combustion systems is growing in popularity yet faces the challenge of deposition of silica on operational surfac…

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