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TomcatViP

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Viewing 15 posts - 1,666 through 1,680 (of 5,621 total)
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  • in reply to: Helicopter News & Discussion #2154720
    TomcatViP
    Participant

    DoD seeks further MD 530F helos for allies

    What’s wrong with the 2M$ ex-US Army Kiowa?

    [ATTACH=CONFIG]254973[/ATTACH]

    Source:
    FlightGlobal.com

    in reply to: Military Aviation News #2154732
    TomcatViP
    Participant

    5 countries invited to bid for Croatia fighter buy

    Zagreb is considering to purchase new or second-hand F-16s from either the U.S., Israel or Greece, acquire South Korean FA-50s, or buy Sweden’s Saab JAS-39 Gripens. Contrary to earlier reports by the local media, France’s Mirage and Israeli Kfir were not included in the RFP.

    Source:
    DefenseNews.com

    in reply to: RuAF News and development Thread part 15 #2154770
    TomcatViP
    Participant

    A drone launching drones… Interesting. Russians are catching-up at great paces.

    in reply to: Military Aviation News #2154771
    TomcatViP
    Participant

    Boeing renew PLM partnership with Dassault-System

    Dassault Systèmes […] and Boeing have extended their partnership. Boeing will expand its deployment of Dassault Systèmes’ products across its commercial aviation, space and defense programs to include the Dassault Systèmes 3DEXPERIENCE platform.

    Source:
    Businessinsider.com

    in reply to: The 'JUST A NICE PIC…' thread #2154867
    TomcatViP
    Participant

    [ATTACH=CONFIG]254945[/ATTACH]

    in reply to: Rockets Red Glare #2154873
    TomcatViP
    Participant

    Great footage from the Naval Weapons Center/VX-5 showing a variety of weapons deliveries from A-7E aircraft. Also included are instructional videos showcasing the improvements to the A-7E’s nav/weapons system, HUD and FLIR

    Enjoy!

    in reply to: UCAV/UAV/UAS News and discussion 2015 #2155344
    TomcatViP
    Participant

    NAVY successfully tests anti-drone laser weapon

    The $40-million weapons system fires a beam completely invisible to the human eye and travels at the speed of light, […]

    Once in action, the weapon system only costs about one dollar per shot

    Source:
    Navy Times.com

    in reply to: Airbus: European Future Fighter Program #2155353
    TomcatViP
    Participant

    Well, even bigger on it, you’ll find a big chunk of Russia, all of Ukraine territory (including Crimea) etc… Have you noticed?
    :rolleyes:

    in reply to: RIAT 2017 UltraHD/4K video #2155364
    TomcatViP
    Participant

    Many thanks for sharing. Great video indeed.

    Amazing Tornado, especially when you think that there are no FBW behind the pilot or computer managing the wing sweep angle!

    in reply to: Debate over use of giant fire bomber in the U.S. #472764
    TomcatViP
    Participant

    Interesting controversy. Naively, I would think that all limitations for using a big jet are contractualized andthe extra cast burdened on the contractor side. So, what’s all the fuss? Why not use bigger airplane when the increase in forest fire leads to a surge in airdrop capacity?

    in reply to: USAF not F-35 thread #2155547
    TomcatViP
    Participant

    @Haarvala

    So in essence, we are talking about a APU.^^

    last sentence cited from the patent:

    In embodiment of the invention, the power extraction system includes an engine controller (20) that operates in conjunction with the power controller (34) to increase inertia energy of the low spool (14) and high spool (16) to increase electric power supply, while engine excursion is reduced and consistent engine thrust is maintained

    Hence, no, this is not an APU only.
    An APU use a single monopropellant to drive a turbine that generate electricity. Here, the benefits are both way: generate electricity and adding kinetic power (trhough spool spining and efficiency). Moreover, there might be a third app.

    in reply to: Airbus: European Future Fighter Program #2155553
    TomcatViP
    Participant

    This is Europe:

    [ATTACH=CONFIG]254880[/ATTACH]

    This does not change upon the mood in Brussels.

    Speaking about defense, if we start limiting the Defense of Europe to the border of the EU members, it doesn’t mean anything to remember Adenauer, Churchill and other founding fathers*… Those speaking those words are definitively not EUropeans and should go back to primary school**.

    EUROPE

    Europe —a concept dating back to classical antiquity […]


    *Hastly linked for illustration – I did not check the undelying meaning of the choice of name done by this website
    **If they have ever left it

    in reply to: USAF not F-35 thread #2155782
    TomcatViP
    Participant

    Dual Spool Power Extraction (DSPE) Patent from UTC* (one of a kind I guess):

    A power extraction system (12) for a gas turbine engine (10) comprises a low spool generator (30), a high spool generator (32) and a power controller (34). The low spool generator (30) extracts power from a low spool (14) of the gas turbine engine (10), and the high spool generator (32) extracts power from a high spool (16) of the gas turbine engine (10). The power controller (34) receives power extracted by the low spool generator (30) and the high spool generator (32) and distributes the received power to provide an uninterrupted steady state power supply (SS) and a transient power supply (T) larger than what is available individually from the low and high spool generators (30, 32). In embodiment of the invention, the power extraction system includes an engine controller (20) that operates in conjunction with the power controller (34) to increase inertia energy of the low spool (14) and high spool (16) to increase electric power supply, while engine excursion is reduced and consistent engine thrust is maintained

    [ATTACH=CONFIG]254875[/ATTACH]

    *

    GE becomes the third company with a position on the Next Generation Thermal, Power, and Controls contract alongside Lockheed Martin and Northrop Grumman. United Technologies Corp. subsidiary Pratt & Whitney was announced July 11 as an awardee but the Defense Department subsequently said July 12 that spot had not been awarded yet.

    in reply to: Airbus: European Future Fighter Program #2155974
    TomcatViP
    Participant

    Turkey has confiscated 966 companies with assets of $13 billion over alleged links to the Gülen movement so far.

    !!!
    Would the Turkish leadership soon outpace Mr Maduro when it comes to be cornered in an inextricable level of stupidity?
    BAE should not have much concerns turning around the German owned EJ200 IP… A 20 years old tech for a firm at the forefront of engine design worldwide…
    Once again, if the goal was ever to bar the Brits from doing some business with the Turks, the choice of strategy is probably ill-chosen with a final level of Turkish design that could be harder to match…

    in reply to: USAF not F-35 thread #2157187
    TomcatViP
    Participant

    Interesting and refreshing bit of history. Thanks…. and congrats. [/offtopic]

Viewing 15 posts - 1,666 through 1,680 (of 5,621 total)