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  2. Cost of electricity by source - Wikipedia

    en.wikipedia.org/wiki/Cost_of_electricity_by_source

    The cost of a solar PV module make up the largest part of the total investment costs. As per the recent analysis of Solar Power Generation Costs in Japan 2021, module unit prices fell sharply. In 2018, the average price was close to 60,000 yen/kW, but by 2021 it is estimated at 30,000 yen/kW, so cost is reduced by almost half.

  3. AgustaWestland AW101 - Wikipedia

    en.wikipedia.org/wiki/AgustaWestland_AW101

    The AW101 is designed for operating in extreme weather conditions; it is fitted with a de-icing system and rated to operate in temperatures ranging between −45 and +50 °C. [40] The aircraft's control systems allow the AW101 to maintain a stable hover in 74 km/h (40 kn) crosswinds. [2]

  4. Lockheed Martin VH-71 Kestrel - Wikipedia

    en.wikipedia.org/wiki/Lockheed_Martin_VH-71_Kestrel

    An AW101 undergoing VH-71 testing near the Lockheed facility in Owego, New York. Delays and engineering issues plagued the VH-71's development. [31] By 2007, the estimated cost of developing and modifying the aircraft had risen by 40% to $2.4 billion and had passed the $4.2 billion expected for the production of the fleet. [32]

  5. AW101 - Wikipedia

    en.wikipedia.org/?title=AW101&redirect=no

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  6. Ground-level power supply - Wikipedia

    en.wikipedia.org/wiki/Ground-level_power_supply

    A number of ground-level power supply systems were developed from the 1970s through the 1990s, [8] but were not reliable or safe enough for commercial use. [9] The first ground-level power supply system developed to modern safety standards was the Ansaldo Stream, [7] although a competing system, Alstom APS, was the first to be commercially ...

  7. 751 Squadron (Portugal) - Wikipedia

    en.wikipedia.org/wiki/751_Squadron_(Portugal)

    AW101 Merlin (2006–today) The EH-101 Merlin is a medium transport helicopter, trimotor with tricycle landing train, semi-retractable, with dual wheels on each unit and five main rotor blades. The FAP bought 12 EH-101 in three different versions for three different types of missions.

  8. Leonardo Helicopters AW249 Fenice - Wikipedia

    en.wikipedia.org/wiki/Leonardo_Helicopters_AW249...

    The total cost of the AW-249 was announced to be €2.7 billion in total, it includes the development cost of €487 million. [2] A total of 59 Mangustas were inducted into the Italian Army, and the type has been in service since 1990; by 2018, only 32 A129s reportedly remained operational. [3]

  9. Uninterruptible power supply - Wikipedia

    en.wikipedia.org/wiki/Uninterruptible_power_supply

    A large data-center-scale UPS being installed by electricians. An uninterruptible power supply (UPS) or uninterruptible power source is a type of continual power system that provides automated backup electric power to a load when the input power source or mains power fails.