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Article

Chrysler's new Hellcat V8 gets 707-hp SAE rating

2014-05-21

The actual J1349 rating is more than 100 hp more than Chrysler engineers teased in late May. The automaker's first production supercharged V8 uses a Lysholm-type twin-screw supercharger supplied by IHI. The engine's high-output spec required extensive upgrading of engine reciprocating components to handle the extra loads.

Article

Shape-shifting wings to fly in July

2014-05-15

Stiff but flexible trailing-edge beams could replace conventional wing flaps to boost aerodynamic efficiency.

Article

X marks the spot

2018-03-22

LiquidPiston Inc. has developed a new engine that can run on multiple fuels, including diesel, jet fuel, and gasoline. This platform uses an optimized thermodynamic cycle and a new rotary engine architecture and could increases flight endurance over conventional UAV engines by greater than 50%.

Article

NASA invites proposal from space-based large-scale 3D-printing company

2018-05-29

NASA invited MIS to submit a proposal for a technology flight demonstration mission of its Archinaut technology – an in-space robotic manufacturing and assembly platform designed by Made In Space (MIS). It's purpose is to construct space-optimized systems of sizes not previously feasible.

Article

Rolls-Royce to work with airframe manufacturers, seek partners for EVTOL project

2018-07-19

Rolls-Royce in London is unveiling a concept electric vertical take-off and landing (EVTOL) vehicle, including civil and military variants, that could take to the skies as soon as the early 2020s. The flexible design – able to be adapted for a variety of applications, including personal transport, public transport, logistics, and defense – is based upon technologies currently in use and under development.

Article

Tooling decisions play major role in cost, turnaround time

2018-07-24

“Laddering up” of the range of tooling options requires assessing at each plateau whether greater upfront investment in tooling will pay off with a relatively quick return on investment. Since tooling plays such a key role in this equation, it also means working closely with OEMs willing to evaluate the best available tooling options at any time as production requirements increase.

Article

SAE International anti-counterfeit standards integral to obsolescence management

2018-07-25

Counterfeit parts prevention is integral to an effective obsolescence management plan, and the focus of anti-counterfeit standards – including Counterfeit Avoidance Standard (AS5553) and Counterfeit Detection Standard (AS6081) – from SAE International in Warrendale, Pa. SAE International officials are bringing the anti-counterfeit discussion and sharing best practices, which include adherence to critical standards, to the Future of Obsolescence Management (FOM) event on October 10 and 11 in Washington.

Article

Textron Systems, Textron Aviation Defense demonstrate simulated manned-unmanned teaming capability

2018-08-02

The ability to control unmanned systems from the cockpit of a manned tactical aircraft is coming closer to reality. Textron Systems and Textron Aviation have demonstrated manned-unmanned teaming – specifically the command and control (C2) of multiple unmanned aircraft systems (UAS), commonly referred to as drones, from a single manned military aircraft.

Article

Northrop Grumman acquires Orbital ATK, adds solid rocket motors to space portfolio

2018-06-26

Northrop Grumman Corp. has acquired Orbital ATK Inc., one of only two leading U.S. manufacturers of solid rocket motors (SRMs), in exchange for $7.8 billion in cash and assumption of $1.4 billion in debt. Officials have finalized the acquisition and formed Northrop Grumman Innovation Systems, the company’s fourth business sector, to enable greater expansion into the space market.

Article

Martin UAV VTOL unmanned aircraft taps Persistent Systems Wave Relay data link technology

2018-07-18

Engineers at Martin UAV are incorporating Wave Relay mobile ad hoc network (MANET) technology from Persistent Systems into the company’s V-BAT small, vertical takeoff-and-landing (VTOL) unmanned aerial vehicle (UAV).

Article

NASA invests $44M to advance ‘tipping point’ space exploration technologies

2018-08-08

NASA officials in Washington are investing $44 million in total awards to six U.S. companies to advance 10 aerospace technologies at the “tipping point” and with the potential to benefit the commercial space economy and future NASA missions, including lunar lander and deep space rocket engine technologies. A technology is considered at a “tipping point” if investment in a ground or flight demonstration will result in significantly maturing the technology and improving the company’s ability to bring it to market, officials say.

Article

ISS launches largest satellite to date to test active debris removal

2018-07-05

Astronauts on the International Space Station (ISS) have launched RemoveDEBRIS, the first satellite with space debris-removal capabilities and the largest satellite ever deployed from the ISS. RemoveDEBRIS, a low Earth orbit test bed for determining the efficacy of active debris removal (ADR) systems, is a multinational effort involving space agencies, aerospace experts, and technologies from throughout Europe, Asia, Africa, and the U.S.

Article

U.K. Space Agency partners with industry to advance spaceflight program

2018-07-16

U.K. Space Agency officials in Swindon, England, are partnering with Lockheed Martin in Bethesda, Md., to execute several strategic projects to support the U.K. Spaceflight Program, with a goal of building its first commercial spaceport in Scotland and achieving its first vertical space launch in the early 2020s.

Article

What we're driving: 2018 Mercedes-AMG E 63 S 4Matic+

2018-01-23

It isn’t every car maker that introduces you to your new car with a session on a tight and slippery test track - but it's useful education for exploiting the capabilities of the hugely powerful Mercedes-AMG E 63 S 4Matic+.

Article

DARPA awards development contract to Aurora for SideArm system

2014-10-24

Article

Lightweight CV joint system

2016-03-07

GKN Driveline has developed a family of lightweight constant velocity joint systems that enables rear-wheel drive platforms to save more than 4 kg.

Article

SAE International releases new process for measuring aerosols in aircraft exhaust

2019-03-05

SAE International has published a new recommended practice for assessing the amount of nonvolatile particulate matter (nvPM) that exits aircraft engine exhaust nozzles – ARP6481: Procedure for the Calculation of Non-Volatile Particulate Matter Sampling and Measurement System Losses and System Loss Correction Factors

Article

Bosch developing new water-injection system for production engines

2015-06-02

The WI system is in pilot development with a Bosch customer. Test results to date show a reduction of fuel consumption at high loads and low rpm (up to 4% improvement on the NEDC cycle); reduction or avoidance of fuel enrichment and lower exhaust-gas temperatures at high loads and high rpm, and improved torque.

Article

Battling the high cost of EV batteries

2015-08-14

Huge factories and technical improvements are slowly pushing battery pack costs down toward the $100/kW·h turning point that's expected to democratize electrified vehicles.

Article

Non-hybrid ICEs begin their decline

2017-07-19

After 2020 the number of ‘new’ engine family introductions will decline, as industry switches its investment over to e-propulsion. Suppliers need to be prepared for this shift.