23 mars 2022 | International, Aérospatial

Czech Republic weighs upping its order of Bell-made Venom, Viper helicopters

Local industry observers expect Prague to purchase a further 12 aircraft on top of its first 2019 order.

https://www.defensenews.com/global/europe/2022/03/18/czech-republic-weighs-upping-its-order-of-bell-made-venom-viper-helicopters/

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    13 janvier 2020 | International, Aérospatial

    Lockheed Martin To Deliver 50 C-130Js To U.S. Government Via Multiyear III Award

    MARIETTA, Ga., Jan. 13, 2020 /PRNewswire/ -- Lockheed Martin (NYSE: LMT) will deliver 50 C-130J Super Hercules to the U.S. government through a C-130J Multiyear III award, which was finalized by the U.S. government on Dec. 27, 2019. The award comes as a delivery order under an existing Indefinite Delivery Indefinite Quantity contract awarded in August 2016. The Department of Defense awarded more than $1.5 billion in funding for the first 21 C-130J aircraft on the multiyear award. The overall award, worth more than $3 billion, provides Super Hercules aircraft to the U.S. Air Force (24 HC/MC-130Js), Marine Corps (20 KC-130Js) and Coast Guard (options for six HC-130Js). Aircraft purchased through the C-130J Multiyear III award will deliver between 2021-2025, and will be built at Lockheed Martin's Marietta, Georgia, facility. "The C-130J Multiyear III award represents a joint commitment between Lockheed Martin and the U.S. government in delivering proven capability that meets our operators' mission and affordability requirements," said Rod McLean, vice president and general manager, Air Mobility & Maritime Missions at Lockheed Martin. "Our partnership with the U.S. government provides significant savings through multiyear procurement as compared to annual buys, and provides the best tactical airlifter to crews who fly and support the world's largest Super Hercules fleet." The C-130J Super Hercules is the global standard in tactical airlift, providing a unique mix of versatility and performance to complete any mission — anytime, anywhere. The Super Hercules worldwide fleet has more than 2 million flight hours and is the airlifter of choice for 20 nations. For additional information, visit www.lockheedmartin.com/c130. About Lockheed Martin Headquartered in Bethesda, Maryland, Lockheed Martin is a global security and aerospace company that employs approximately 105,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services. SOURCE Lockheed Martin Aeronautics Company https://news.lockheedmartin.com/2020-01-13-Lockheed-Martin-To-Deliver-50-C-130Js-to-U-S-Government-via-Multiyear-III-Award

  • Rolls-Royce develops world-first electrical technology for next-generation Tempest programme

    16 janvier 2020 | International, Aérospatial

    Rolls-Royce develops world-first electrical technology for next-generation Tempest programme

    Over the last five years Rolls-Royce has been pioneering world-first technology that will contribute to the UK's next-generation Tempest programme. In an aim to be more electric, more intelligent and to harness more power, Rolls-Royce recognised that any future fighter aircraft will have unprecedented levels of electrical power demand and thermal load; all needing to be managed within the context of a stealthy aircraft. Before the launch of the Tempest programme, Rolls-Royce had already started to address the demands of the future. Back in 2014, the company took on the challenge of designing an electrical starter generator that was fully embedded in the core of a gas turbine engine, now known as the Embedded Electrical Starter Generator or E2SG demonstrator programme. Conrad Banks, Chief Engineer for Future Programmes at Rolls-Royce said: "The electrical embedded starter-generator will save space and provide the large amount of electrical power required by future fighters. Existing aircraft engines generate power through a gearbox underneath the engine, which drives a generator. In addition to adding moving parts and complexity, the space required outside the engine for the gearbox and generator makes the airframe larger, which is undesirable in a stealthy platform." Phase two of this programme has now been adopted as part of Rolls-Royce's contribution to the Tempest programme. As part of this journey, the company has been continuously developing its capabilities in the aerospace market, from gas turbine technologies through to integrated power and propulsion systems. The goal being to provide not only the thrust that propels an aircraft through the sky, but also the electrical power required for all the systems on board as well as managing all the resulting thermal loads. Rolls-Royce is adapting to the reality that all future vehicles, whether on land, in the air or at sea will have significantly increased levels of electrification to power sensors, communications systems weapons, actuation systems and accessories, as well as the usual array of avionics. The launch of phase one of the E2SG programme saw significant investment in the development of an integrated electrical facility – a unique test house where gas turbine engines can be physically connected to a DC electrical network. The launch of the second phase of the project in 2017 saw the inclusion of a second electrical generator connected to the other spool of the engine. It also included an energy storage system in the electrical network and the ability to intelligently manage the supply of power between all these systems. The two-spool mounted electrical machines allows, by combination of operation as either a motor or a generator, the production of a series of functional effects on the engine, including the transfer of power electrically between the two spools. As part of the E2SG programme, Rolls-Royce is investigating the feasibility of using dual spool generation to influence the operability, responsiveness and efficiency of the engine. Another key technology under development is the Power Manager intelligent control system, which uses algorithms to make real time intelligent decisions about how to supply the current aircraft electrical demand while optimising other factors including engine efficiency to reduce fuel burn or engine temperature to extend component life. Throughout the Tempest programme, Rolls-Royce will be continuing to mature the electrical technologies demonstrated by the E2SG programme, with a third phase of testing likely to include a novel thermal management system being integrated with the overall system, as well as more electric engine accessories. The company also intends to showcase a full-scale demonstrator of an advanced power and propulsion system. There will be new technologies in all parts of the gas turbine, including twin spool embedded generation to higher power levels, an advanced thermal management system, an energy storage system tailored to the expected duty cycle of the future fighter and an intelligent power management system which will be able to optimise the performance of both the gas turbine and the power and thermal management system. Press release issued by Rolls-Royce plc Defence Aerospace on January 9, 2020 http://www.airframer.com/news_story.html?release=73226

  • AeroVironment Awarded $10.7 Million Puma™ 3 AE Contract for United States Navy and Marine Corps Small Tactical Unmanned Aircraft Systems Program

    14 avril 2020 | International, Aérospatial

    AeroVironment Awarded $10.7 Million Puma™ 3 AE Contract for United States Navy and Marine Corps Small Tactical Unmanned Aircraft Systems Program

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