Hybrid Electric Drive

The development program is part of the Army’s effort to increase vehicle efficiency

Top Transmission Engineers Project Big Future for E-Axles, Advanced Motors

A panel of high-ranking transmission and driveline engineers projected outsized adoption for electric-axle (e-axle) technology, as well as significant expansion...

Boeing Reports on Its Environmental Efforts

In its 2019 Global Environment report, the Boeing Company provides an update on the environmental strategy the company unveiled last year. The strategy identifies 2025 as a target year to...

Is the Future of Aerial Autonomy up in the Air?

At January’s CES ’19, more than 170 exhibitors showed aerial drones of various shapes and sizes. Potential use cases for these devices appear to be limitless, but technical, legal and...

Designing a Power Generation System for a More-Electric Aircraft

It is theorized that systems and equipment for an All Electric Aircraft (AEA) will be developed 20 years hence as a More-Electric Aircraft (MEA) with no bleed system, which is...

Development and Evaluation of the Stingray Amphibious Maritime Unmanned Ground Vehicle

Every year, the U.S. Navy and Marine Corps conduct thousands of Maritime Interdiction Operations (MIOs) to enforce embargoes, intercept contraband,...

Quantitative Analysis of a Hybrid Electric Humvee for Fuel Economy Improvement

The Army has acquired several hybrid platforms to assess the applicability of hybrid technology for military missions. These hybrid platforms include both series...

Solving the Power/Energy Paradox for High-Power Defense Applications

While often used interchangeably, power and energy are not the same. Energy is the capacity to perform and power is the rate at which that capacity is exercised — the...

Two-Phase Electronics Cooling for Vehicle Applications

Replacing many of the traditional mechanical power and control systems with electronic equivalents will enable significant improvements by reducing weight, lowering fuel usage,...

Alternative Energy and Propulsion Power for Today's U.S. Military

The U.S. military has the most sophisticated weapons systems in the world, but they are fueled and mechanically powered by old technologies. Given the mission of the U.S....

Weapon and Armor System Power in Future Combat Vehicles

Future combat vehicles will require unconventional weapons and armor systems such as electromagnetic (EM) or electrothermal chemical (ETC) guns, electromagnetic (EM) armor, and...

Energy Storage for Hybrid Military Vehicles

The benefits of hybrid electric vehicles have been recognized by the U.S. Army and other military services. As a consequence, hybrid vehicles are being considered as future combat and tactical...