• Energy Storage
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Power Conversion Apparatus and Method for Hybrid Electric and Electric Vehicle Engines ORNL researchers developed a solution to power source problems in hybrid electric vehicle (HEV) and electric vehicle (EV) engines. These engines typically use voltage source inverters. The conventional type of converter requires costly capacitors, has trouble with high temperature operation, and is associated w…

: Fact Sheets

Waste-Derived Energy Materials Disclosure Number 201202980 Technology Summary The present invention provides a method for utilization of waste-derived materials for their value-added use as energy storage materials. These materials can be used in batteries, supercapacitors, water filtering membranes. The waste raw materials can be used automobile tires an…

Conductive surface modification of LiFePO4 for lithium ion batteries Conductive surface modification of LiFePO4 for lithium ion batteries Disclosure Number 201102772 Technology Summary Electrical energy storage systems have attracted significant attention within the past few decades due to the sustained interest in alternative energy sources which stems …

Novel Nitride-Modified Multielectron Conversion Electrode Materials for Lithium Ion Batteries Novel Nitride-Modified Multielectron Conversion Electrode Materials for Lithium Ion Batteries Disclosure Number 201202801 Technology Summary There is an urgent need for new electrochemical cell chemistries to achieve increased electrical energy storage capacity …

Methods to improve the conductivity of Mesoporous TiO2 B Microspheres for Lithium Ion Batteries Methods to improve the conductivity of Mesoporous TiO2 B Microspheres for Lithium Ion Batteries Disclosure Number 201102773 Technology Summary High power and high energy density are essential to batteries for applications in electric vehicles, stationary energy …

Aluminum-Ion Battery to Transform 21st Century Energy Storage Scientists at ORNL are developing a high energy density, rechargeable aluminum- ion battery that will be a significant contribution to 21st century energy storage technologies. Current electrical energy storage falls far short of the requirements for transportation, commercial, and residential electrical and heating needs. The high ene…

Self-Learning Controller for Plug-in Hybrid Vehicles Learns Recharge Stations for Optimal Battery Charge Researchers at ORNL invented a robust self-learning controller for plug-in hybrid electric vehicles (PHEVs). This device improves PHEV performance and fuel efficiency by maintaining as high a state of battery charge as possible, given the location of area charging stations. The invention is es…

Clad Fiber Capacitor and Fabrication Method Using glass and high performance polymer technology, an ORNL researcher developed a method for producing energy storage capacitors with high power density and the ability to operate at high temperatures. Conventional capacitors have low power densities and are limited to low temperature operations. The invention uses a drawing/pulling technique to form…

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Glass Capacitor for High-Temperature Applications To meet the demand for smaller, lighter capacitors that have high energy densities, an ORNL researcher developed a capacitor made of glass rods that is constructed like insulated wire. This device can be used for power factor correction, high-voltage capacitors, power electronic filters, energy storage, and components in electric and hybrid-electr…

: Fact Sheets

Methods to prepare large quantities of Mesoporous TiO2 B Microspheres for Lithium Ion Batteries Methods to prepare large quantities of Mesoporous TiO2 B Microspheres for Lithium Ion Batteries Disclosure Number 201102774 Technology Summary High power and high energy density are essential to batteries for applications in electric vehicles, stationary energy …

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