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February 7, 2019 | International, Aerospace

Safran inaugure sa plateforme de recherche sur les aubes de turbines avancées à Gennevilliers

Gennevilliers, le 6 février 2019.

Safran inaugure la nouvelle plateforme de recherche sur les aubes de turbines avancées pour moteurs d'avions et d'hélicoptères en présence de Florence Parly, ministre des Armées, d'Ursula von der Leyen, ministre de la Défense allemande et de Philippe Petitcolin, Directeur Général de Safran.

La plateforme de recherche sur les aubes de turbines avancées de Safran Tech, centre de Recherche et Technologie du Groupe, rassemble les compétences d'une trentaine d'ingénieurs et doctorants, dans un b'timent de 3 000 m2 doté d'équipements de haute technologie, pour mener l'ensemble des travaux de développement des futures aubes de turbines à très haute performance.

Conception multi-disciplinaire, fonderie mono-cristalline, noyaux céramiques par fabrication additive, barrières thermiques, circuits de refroidissement, digitalisation des procédés, micro-perçage auto-adaptatif, contrôles non destructifs avancés utilisant l'intelligence artificielle sont quelques exemples des domaines d'expertise et d'innovation mis en oeuvre au sein de la plateforme.

Les nouvelles aubes de turbines réalisées sur cette plateforme seront intégrées sur les moteurs actuels du Rafale afin d'améliorer la disponibilité opérationnelle des aéronefs et diminuer le coût du maintien en condition opérationnelle ainsi que le coût de production. Les technologies développées par la plateforme intègreront également le futur moteur militaire à haute performance de Safran Aircraft Engines dans la perspective du Système de Combat Aérien du Futur franco-allemand (SCAF). La plateforme développe également des technologies qui seront utilisées sur les moteurs civils et les moteurs d'hélicoptères.

A cette occasion, Florence Parly, ministre des Armées et Philippe Petitcolin, Directeur Général de Safran ont signé le renouvellement de la convention de soutien Action PME, en présence de trois PME, Alliance Outillage, Chesneau et MSC Scanning, fournisseurs notamment de la plateforme de recherche.

Le site de Gennevilliers, en activité depuis 110 ans, est l'un des sites historiques du Groupe. Situé à une quinzaine de kilomètres au nord-ouest de Paris, il regroupe, sur 15 hectares en bord de Seine, les activités de forge, de fonderie et d'usinage de pièces aéronautiques de Safran Aircraft Engines réparties en trois centres d'excellence industrielle : pour les aubes de turbines, les aubes de compresseurs et les pièces tournantes.

https://www.safran-group.com/fr/media/safran-inaugure-sa-plateforme-de-recherche-sur-les-aubes-de-turbines-avancees-gennevilliers-20190206

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  • British Defence Ministry reveals why a drone program now costs $427M extra

    January 27, 2020 | International, Aerospace

    British Defence Ministry reveals why a drone program now costs $427M extra

    By: Sebastian Sprenger Correction: A previous version of this story misidentified the cost increase to Britain's Protector acquisition program. The program is said to now cost an extra £325 million, with £187 million of that attributed to a delivery delay. LONDON — The British Defence Ministry's top civilian has identified in a letter to lawmakers the reasons why a drone acquisition program has experienced a near 40 percent hike in costs. The Ministry of Defence decided to delay by two years the delivery of 16 General Atomic Protector RG Mk1 drones to replace the Royal Air Force's MQ-9 Reaper fleet, the letter to Parliament's Public Accounts Committee said. Stephen Lovegrove, the ministry's permanent secretary, cited that decision as the main reason for the £325 million (U.S. $427 million) cost increase to the program, as £187 million of that could be attributed to the delay. “The cost growth and time delay to the program imposed in July 2017 were outside of program tolerances but were the result of the need to ensure the affordability of the overall defence program,” Lovegrove wrote in his letter. The MoD is currently in negotiations with the U.S. over a deal to build the first three of the 16 Protectors scheduled to be purchased for the RAF. The final number of vehicles on order could eventually expand beyond 16 — subject to the MoD's fragile finances in the coming years unless defense gets a sizable increase in the Conservative government's next budget round due later this year. The letter was sent Nov. 5 but has only recently been made public. Lovegrove detailed further causes of the cost increase rise in the drone program, which was expected to cost £816 million when it was approved by the MoD in 2016. Aside from the increased costs caused by the delay, the letter said that the fall in the value of the pound against the dollar accounted for £50.8 million of the price rise, and a new primary sensor cost another £64 million. Other unspecified program costs accounted for a further £23 million. The pound has firmed up against the dollar a little since the Conservative Party won the general election in December, which may lessen the impact of increased costs for the moment. The new primary sensor investment involves provision of an improved electro-optical and infrared sensor. The letter said the investment was to avoid future obsolescence issues. Consideration is still being given to the purchase of what is known as a “due regard air-to-air radar” designed for vital detect-and-avoid duties on the platform. Protector, which is the British name for its version of the new General Atomics MQ-9B SkyGuardian, is scheduled to achieve initial operating capability in November 2023, the letter read. The vehicle will replace the current fleet of MQ-9 Reapers, which the RAF has operated almost constantly during the last few years over Afghanistan and the greater Middle East. Lovegrove said the MoD had compared Protector with other options to meet the requirement but the General Atomics platform remained the best value for money. “A comparison was made between: developing a new remotely piloted aircraft system capability (either collaboratively or nationally); procuring the current Reaper Blk 5 (as used by the US Air Force and others); and procuring Protector,” he said. “This concluded that procuring Protector represented best value for money, as its higher performance meant that the operational task could be delivered by procuring fewer air vehicles. The 2-year delay and resultant cost increase have not undermined this value for money case ... it remains affordable despite the cost growth,” the permanent secretary added. Lovegrove said the biggest problem for the Protector program was not the platform itself but the availability of trained crew in the run-up to initial operating capability. “The most significant risk to the Protector program is the RAF's ability to generate and sustain the volume of trained personnel necessary to assure IOC in Nov 2023. The Protector work force builds on the current Reaper force; training and retaining sufficient remotely piloted aircraft system crews has historically proved challenging and is being closely monitored,” the letter said. The Protector is expected to fly longer and hit harder than the Reaper. The UAV will also fly in nonsegregated airspace in places like the U.K . in September, the MoD and General Atomics signed a significant deal to complete the test and evaluation activities required to fly the system in civil airspace. The first test and evaluation aircraft is due to be delivered next year subject to the successful completion of the production contract. An initial production deal is currently in negotiation, with aiming of inking a deal in the next few months. In a first for the system, the SkyGuardian version of the medium-altitude, long-endurance drone flew across the Atlantic Ocean in July from Grand Forks, North Dakota, to RAF Fairford in England. The flight covered 3,760 nautical miles in 24 hours and 2 minutes. https://www.defensenews.com/unmanned/2020/01/24/british-defence-ministry-reveals-why-a-drone-program-now-costs-245m-extra/

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    April 27, 2021 | International, Aerospace, Naval, Land, C4ISR, Security

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  • Boeing set to reopen major military helicopter production hub for H-47 and MH-139

    April 20, 2020 | International, Aerospace

    Boeing set to reopen major military helicopter production hub for H-47 and MH-139

    By: Valerie Insinna WASHINGTON — After a two-week closure due to the coronavirus pandemic, Boeing on April 20 is set to reopen the Philadelphia-area facility where the H-47 Chinook and several other military helicopters are built, the company announced on Friday. Boeing manufactures the H-47 Chinnook cargo helicopter, the V-22 Osprey and the MH-138 Grey Wolf helicopter at its production line in Ridley Park, Pennsylvania. Operations at that installation have been suspended since April 3. During that time, the company cleaned the entire facility, Boeing said in a statement. Employees who can work from home will still have the option to telework, but Boeing has added hand-sanitizing stations and will make face masks available for workers at the facility. The company is also requiring employees coming into work to go through a temperature screening before starting a shift, and workstations will be spaced farther apart to reduce the risk of transmission. “The number one priority is and will continue to be protecting the health and safety of our employees, their families and all of our stakeholders,” the company said in a statement. The decision to open the plant in the Philadelphia area follows a similar one made by Boeing earlier this week to restart operations at its facilities in the region near Puget Sound, Washington. The company restarted production of the P-8 maritime surveillance plane and KC-46 tanker this past Monday and will resume production of commercial airliners made at those facilities on April 20. https://www.defensenews.com/industry/2020/04/17/boeing-set-to-reopen-major-military-helicopter-production-hub-for-h-47-and-mh-139/

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