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  2. Fuel cell auxiliary power unit - Wikipedia

    en.wikipedia.org/wiki/Fuel_cell_auxiliary_power_unit

    Around 300,000 refrigerator trucks with auxiliary power units are on the road in the United States, according to a 2013 estimate. [3] In recent years, truck and fuel cell manufacturers have teamed up to create, test and demonstrate a fuel cell APU that eliminates nearly all emissions [4] and uses diesel fuel more efficiently.

  3. Auxiliary power unit - Wikipedia

    en.wikipedia.org/wiki/Auxiliary_power_unit

    The first German jet engines built during the Second World War used a mechanical APU starting system designed by the German engineer Norbert Riedel.It consisted of a 10 horsepower (7.5 kW) two-stroke flat engine, which for the Junkers Jumo 004 design was hidden in the engine nose cone, essentially functioning as a pioneering example of an auxiliary power unit for starting a jet engine.

  4. Tractor unit - Wikipedia

    en.wikipedia.org/wiki/Tractor_unit

    Peterbilt 386 sleeper-cab–style commercial 6×4 tractor unit. A tractor unit, also known as a truck unit, lorry unit, power unit, prime mover, ten-wheeler, semi-tractor, semi-truck, semi-lorry, tractor cab, truck cab, lorry cab, big rig tractor, big rig truck or big rig lorry or simply a tractor, truck, lorry, semi, big rig or rig, is a characteristically heavy-duty towing engine that ...

  5. The best dually trucks of 2025 - AOL

    www.aol.com/best-dually-trucks-2025-163000135.html

    Ford F-350 Super Duty. The Ford F-350 Super Duty is a serious truck designed for serious work. At times this F-Series heavy hitter feels like a piece of worksite commercial machinery in all the ...

  6. Ural-4320 - Wikipedia

    en.wikipedia.org/wiki/Ural-4320

    Ural-43202-**** - ** - truck tractor with semi-trailer for use on all types of roads. Ural-5557/55571- **** - ** - chassis for the installation of production equipment and special installations mass of ~ 12–14 m wide with low-profile tires with CTIS, which significantly increases the permeability of the vehicle. Cab and tail options:

  7. Air-start system - Wikipedia

    en.wikipedia.org/wiki/Air-start_system

    Compressed air is sent to the ATS turbine from the aircraft auxiliary power unit ( bleed air from the gas generator or from a free-turbine load compressor, eg PW901 APU), from an already-running engine (bleed air) on a multi-engined aircraft or, for early jet aircraft, from an air compressor mounted on ground support equipment.

  8. How much will semi-truck financing cost? - AOL

    www.aol.com/finance/much-semi-truck-financing...

    Semi trucks can cost as much as $200,000, making it hard for some businesses to purchase one without a loan ... Some of the best semi-truck financing comes from online lenders and direct lenders ...

  9. Excavator (microarchitecture) - Wikipedia

    en.wikipedia.org/wiki/Excavator_(microarchitecture)

    AMD Excavator Family 15h is a microarchitecture developed by AMD to succeed Steamroller Family 15h for use in AMD APU processors and normal CPUs. On October 12, 2011, AMD revealed Excavator to be the code name for the fourth-generation Bulldozer-derived core.