Keyword: Hybrid electric vehicles

Application Briefs: Energy
Hybrid-electric propulsion systems hold clear potential to reduce aircraft carbon dioxide emissions and support the goal of greater sustainability in aviation.
Articles: Energy
The Battery Show North America is a forum for advanced battery technology for electric and hybrid vehicles, utility and renewable energy support, portable electronics, medical technology, military, and telecommunications.
Briefs: Aerospace
The proposed design could reduce nitrogen oxide emissions by 95 percent.
Articles: Manufacturing & Prototyping
When it comes to the research and development of batteries, modeling and simulation (M&S) provide an efficient and low-cost approach.
Articles: Energy
A number of battery-related innovations have been assisted by a joining technology: ultrasonic metal welding.
Q&A: Transportation
A new system from Oak Ridge National Laboratory enables electric vehicles to be charged while on the road.
Briefs: Energy
These are important traits in electronics and electrical systems including electric cars, industrial drills, and electric grids.
Briefs: Green Design & Manufacturing
This controller minimizes the burden on the power grid.
Briefs: Transportation
Electric motors and gas-alcohol engines could slash pollution levels and greenhouse gases from long-haul trucks.
Briefs: Motion Control

There are applications that require multiple electric machine drives, such as electric or hybrid electric vehicles, where there is a main traction motor and one or more accessory...

Briefs: Energy
High-Energy Lithium Flow Cells with Sulfur Anodes

Li-ion batteries offer considerable advantages such as high gravimetric and volumetric energy densities, and good calendar life and shelf life compared to aqueous systems such as Pb-acid, Ni-Cd, and Ni-MH. Various Li-ion chemistries with different Li-intercalating cathodes have attained...

Technology Leaders: Electronics & Computers

Exciting new technological innovations are making the planet cleaner, people healthier, food more plentiful, transportation speedier, communication more accessible,...

Briefs: Electronics & Computers

A method was created for electroless deposition of conformal ultrathin (<20 nm) metal oxides on the high-surface-area walls of commercial carbon nanofoam papers, typically 0.1–0.3 mm thick. The resulting...

Application Briefs: Energy
Siemens PLM Software
Plano, TX
www.plm.automation.siemens.com

The use of lithium-ion (Li-ion) batteries has made the electric vehicle (EV) a...

Briefs: Energy

Innovators at NASA’s Glenn Research Center have developed two novel technologies that make Stirling engines more efficient and less costly. First, Glenn’s thermoacoustic power converter uses sound to turn heat into...

Articles: Automotive

With every passing year, it's getting more difficult to recognize the current crop of passenger vehicles as the descendants of Henry Ford's Model T. Those first mass-produced vehicles didn't even...

Briefs: Automotive
High-Voltage Supercapacitors for Improved Energy Density Hybrid Power Sources

Both the aerospace and automotive industries depend increasingly on electrochemical energy storage. Reduction in mass, increase in energy, and increase in power can benefit both of these areas dramatically. Supercapacitors are currently under consideration for use in...

Briefs: Electronics & Computers
High-Energy-Density Solid-State Li-Ion Battery with Enhanced Safety

High-energy-density and safe rechargeable batteries are required for NASA’s future exploration missions. Lithium-ion (Li-ion) batteries are attractive energy storage systems due to their relatively high energy and power densities. However, the unfavorable side reactions...

Who's Who: Aerospace
Jim Heidmann, Project Manager for NASA’s Advanced Air Transport Technology Project, and Jason Welstead, Aerospace Engineer

Jim Heidmann of Glenn Research Center (Cleveland, OH) and Jason Welstead of Langley Research Center (Hampton, VA) have led NASA efforts to develop all-electric and hybrid-electric designs for large passenger aircraft....

Briefs: Materials
Lightweight, Flexible, Energy-Manageable Polymer Nanocomposites

Solar energy has attracted keen attention because it is a unique, clean, and sustainable energy resource. It is also widely utilized as a power source in space exploration. A lightweight, durable, deployable, and highly efficient all polymer-based solar power panel was developed...

Briefs: Electronics & Computers

Designing automotive electronics presents numerous technical challenges, including the need to protect against electrical hazards. The three major sources of electrical hazards...

Briefs: Electronics & Computers

A high-temperature-capable widebandgap semiconductor power module package, coupled with a new high-temperature- capable bonding process...

Articles: Automotive
SAE World Congress Preview “Achieving Efficiency”

The 2013 SAE World Congress and Exhibition, taking place April 16-18 at Cobo Center in Detroit, represents an unparalleled opportunity to explore new technology through both technical sessions and the Innovators Only Exhibition. This year’s Host Company is Chrysler, and ZF will serve as...

Articles: Energy

One initiative at Glenn Research Center, the Hybrid Power Management (HPM) program, focused on joining new and mature technologies for optimal power systems applications in space and on Earth, with...

Briefs: Energy
An Integrated, Layered-Spinel Composite Cathode for Energy Storage Applications

At low operating temperatures, commercially available electrode materials for lithium-ion batteries do not fully meet the energy and power requirements for NASA’s exploration activities. The composite cathode under development is projected to provide the required...

Briefs: Software

If carmakers could reduce the number, size, and weight of the components in there, better fuel economy would result. A case in point is the design and...

Briefs: Materials
Electrochemical Ultracapacitors Using Graphitic Nanostacks

Electrochemical ultracapacitors (ECs) have been developed using graphitic nanostacks as the electrode material. The advantages of this technology will be the reduction of device size due to superior power densities and relative powers compared to traditional activated carbon electrodes....

Briefs: Materials
Li-Ion Cells Employing Electrolytes With Methyl Propionate and Ethyl Butyrate Co-Solvents

Future NASA missions aimed at exploring Mars and the outer planets require rechargeable batteries that can operate at low temperatures to satisfy the requirements of such applications as landers, rovers, and penetrators. A number of terrestrial...

Briefs: Materials
Optimized Li-Ion Electrolytes Containing Triphenyl Phosphate as a Flame-Retardant Additive

A number of future NASA missions involving the exploration of the Moon and Mars will be “human-rated” and thus require high-specific-energy rechargeable batteries that possess enhanced safety characteristics. Given that Li-ion technology is the most...