In a major first, researchers at Stanford University have built a prototype of an all-carbon solar cell, including carbon nanotubes. Continue reading
Category Archives: Aircraft Propulsion & Energy
Cosworth Completes UAS Hybrid Propulsion Study for UK Ministry of Defence
Cosworth announced that it has used its advanced propulsion system modelling and simulation techniques to evaluate the benefits of hybrid system technologies and assess the challenges of fitting such systems to unmanned aircraft. Continue reading
China’s Low Key UAS Presentations at Zhuhai Show
Wing Loong
China’s biennial air shows in Zhuhai offer a rare glimpse into Beijing’s efforts to develop capabilities such as unmanned aircraft, military jet engines and advanced weapons. Continue reading
Very High Efficiency, Rugged Solar Panels Could Power UAS
Joe Foster, VP of Business Development and a lifelong Silicon Valley resident, discuss how the company’s technology and business work. Continue reading
General Atomics to Convert 16 MULE Engines to Gray Eagle Engines
The US Army Contracting Command, ACC-Redstone, anticipates a Cost-Plus-Fixed-Fee (CPFF) modification to the current Gray Eagle Unmanned Aircraft System (UAS)Contract W58RGZ-12-C-0075 with General Atomics Aeronautical Systems, Inc. Continue reading
US Air Force Research Lab Incorporates Solar Cell Technology into Small Unmanned Aircraft Systems
An Air Force Research Laboratory partnership with UES, Inc. and Microlink Devices, Inc., has integrated new lightweight, flexible, high-efficiency solar panels onto a small unmanned aircraft system (SUAS) platform. Continue reading
LiquidPiston 40-BHP Rotary Engine Delivers 75% Thermal Efficiency
The internal combustion engine (ICE) has had a remarkably successful century and a half. Unfortunately, it’s notoriously inefficient, wasting anywhere from 30 to 99 percent of the energy it produces and spewing unburned fuel into the air. Continue reading
U.S. Army To Look At Creating a “Super Engine”
Studies are underway at the U.S. Army Research Laboratory, or ARL, to create a ‘super engine’ that could allow military ground vehicles, stationary power generators, and small unmanned aircraft, for example, to operate with the same kind of fuel. Continue reading