Bodies and Structures
Propellers and rotors
Latest Stories
Application Briefs Aerospace
New CFM56 High Pressure Turbine Blades
CFM International has introduced a new design for High-Pressure Turbine blades featured on the CFM56 engine, one of the most widely used engines on thousands of in-service commercial and military aircraft, including the Airbus A320 and the Next Generation Boeing 737.
Briefs Propulsion
Experimental Assessment of Entanglement for an Unmanned Underwater Vehicle with an Open, Three-Bladed Propeller
This research evaluates the entanglement of an unmanned underwater vehicle (UUV) operating in marine vegetation common to littoral...
Briefs Aerospace
Fabrication and Testing of High-Speed Single-Rotor and Compound-Rotor Systems
The X2 Technology Demonstrator recently achieved a level flight speed over 250 knots, proving the basic concept of the coaxial compound configuration.
News Motion Control
Model-Based Analysis of E-Motor Designs
In the auto industry’s shift toward electric vehicles (EV), permanent magnet motors (PMMs) are increasingly serving a variety of roles, including the vehicle’s traction motor and various...
News Aerospace
Tula DMD Aims for More-Efficient E-Machines
The race is on among OEMs and suppliers to optimize the efficiency, performance and cost of electric-vehicle (EV) propulsion systems. Electric machines have moved to the front of the development...
Briefs Propulsion
Instrumentation for Fabrication and Testing of High-Speed Single-Rotor and Compound-Rotor Systems
To support the development of next-generation rotorcraft, precision data acquisition is required.
Articles Aerospace
Advanced Assembly Solutions for the Airbus RACER Joined-Wing Configuration
The Rapid And Cost Effective Rotorcraft (RACER) demonstrator is being developed by Airbus Helicopters (AH) to further validate the compound rotorcraft configuration.
Application Briefs Mechanical & Fluid Systems
Turbine Rotor Assembly Systems
RPI UK has installed two integrated rotor measurement and assembly platforms (iMAPs) at Atlanta-based Delta Airlines;
News Propulsion
UAV Turbines Designs Purpose-Built Microturbine Engine for Class 3 and 4 UAVs
UAV Turbines, Inc. has developed a new microturbine, turboprop engine designed for defense and commercial Group 3 and 4 unmanned aerial vehicle (UAV) or...
News Weapons Systems
Sikorsky-Boeing’s FVL Contender Takes Flight
The Sikorsky-Boeing SB-1 Defiant (stylized as “SB>1 DEFIANT”) compound helicopter flew for the first time at Sikorsky’s West Palm Beach, Florida facility. Unlike current rotorcraft,...
News Test & Measurement
Sikorsky, Boeing Debut Future Vertical Lift Dual-Rotor Design with SB>1 DEFIANT Helicopter
Sikorsky, a Lockheed Martin company (NYSE:LMT), in Stratford, Connecticut, and Boeing Defense, Space & Security (NYSE:BA) in Berkeley, Missouri,...
News RF & Microwave Electronics
NASA and AeroVironment Are Building a Helicopter for Mars
Last week, AeroVironment, Inc. of Monrovia, Calif. revealed its critical role in collaborating with NASA’s Jet Propulsion Laboratory (JPL) in Pasadena, Calif. to build the “Mars...
News Defense
AeroVironment Releases New Puma 3
Last month, AeroVironment, Inc. began accepting orders for their new Puma 3 unmanned aerial system (UAS). The company, which also manufacturers UASs for commercial applications, developed the Puma 3 with...
News Automotive
UAV Turbines to Tackle 200-Hp Class UAV Engines for U.S. Army
With successes in the 50-shp class gas turbine engine class for unmanned aerial vehicles (UAVs), UAV Turbines has reached an agreement with the U.S. Army’s Reliable Advanced...
Application Briefs Manned Systems
Hull Vibration Monitoring System
Brüel & KjærNærum, Denmark+45 7741 2000For more info click here BAE Systems has awarded Brüel & Kjær a Design Development Agreement to deliver a Hull Vibration Monitoring System (HVME) for the UK...
Briefs Aerospace
Spectrum Fatigue of 7075-T651 Aluminum Alloy Under Overloading and Underloading
Most structural members and machine components are subjected in service to cyclic loadings of varying amplitude. The variation in stress level follows either a...
Application Briefs Aerospace
Clean Sky Open Rotor Engine Components
+44 (0)1527 517 715www.gkn.com/aerospace GKN Aerospace has delivered the two rotating frames for a major research program exploring open rotor aero-engine designs with a goal of achieving a 20% reduction...
Application Briefs Defense
Upmast Radar Systems
Kelvin Hughes Enfield, UK +44 19 9280 5200 www.kelvinhughes.com Kelvin Hughes recently installed its new SharpEye™ upmast radar system on four new vessels commissioned by the Trinidad and Tobago Defence Force. The Damen...
Technology Update Aerospace
Sikorsky’s All-New Raider Helicopter Prototype is Ready to Fly
Sikorsky Aircraft unveiled in early October the first of two S-97 Raider lightweight tactical helicopter prototypes. In 2015 Sikorsky plans to offer the S-97 as a replacement for...
Briefs Mechanical & Fluid Systems
Stability of Rotors Supported by Hydrodynamic Film Bearings
The document, "Hydrodynamic Fluid Film Bearings and Their Effect on the Stability of Rotating Machinery" represents a lecture in a series "Design and Analysis of High-Speed Pumps," held in 2006 under the auspices of the North Atlantic Treaty Organization. The document introduces the basic...
Briefs Mechanical & Fluid Systems
Generic Miniature Airplane for Research and Development
The Air Force Research Laboratory has promulgated the geometrical design of a miniature airplane denoted the Generic Micro Aerial Vehicle (GENMAV). This design is intended to serve as a...
Briefs Information Technology
Parametric Design of Three-Dimensional Hydrodynamic Shapes
A method of parametric design of bodies having arbitrary three- dimensional shapes has been invented. The method is intended mainly for use in the design, analysis, and manufacture of...
Briefs Electronics & Computers
Miniature Semiconductor Diodes as Pumps and Motors
Experiments have shown that when a miniature semiconductor diode floats in an aqueous solution and an alternating electric field is applied, (1) the diode rectifies the alternating potential...
Top Stories
INSIDERManned Systems
New Copper Alloy Could Provide Breakthrough in Durability for Military Systems
INSIDERManned Systems
Boeing to Develop New Space Force Nuclear Communications Satellites
INSIDERAerospace
TEWS Introduces First VITA 93 QMC Modules
INSIDERCommunications
Metamaterials Antenna Makes Generational Leap in Multi-Band Connectivity
INSIDERAerospace
Regulation and Technology Changes Needed for Drone Detection, Mitigation in US...
INSIDERRF & Microwave Electronics
Paris Air Show: New Aerospace Technologies, Updates and Research
Webcasts
Software
Enhancing Automotive Software Efficiency with vECU-based...
Energy
Sustainable Transportation Summit
Software
Optimizing Electric Aircraft Battery Design with Digital Twins...
Medical
Precision Under Pressure: The Centerless Grinding Advantage in...
Automotive
Automotive Margin Survival: Virtual Integration & Continuous...
