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The railroad industry first brought success to Thor. Its first product was the "Thor" pneumatic hammer to pound rivets and drill holes for bolts used to fasten the fire box of a locomotive to its boiler. The name "Thor" referred to: Thor, the mythical god of thunder, frequently pictured as wielding a mighty hammer.
A battery charger, recharger, or simply charger, [1] [2] is a device that stores energy in an electric battery by running current through it. The charging protocol—how much voltage and current, for how long and what to do when charging is complete—depends on the size and type of the battery being charged.
Inductive chargers produce more waste heat than wired chargers, which may negatively impact battery longevity. [ 14 ] [ better source needed ] An amateur 2020 analysis of energy use conducted with a Pixel 4 found that a wired charge from 0 to 100 percent consumed 14.26 Wh ( watt-hours ), while a wireless charging stand used 19.8 Wh, an increase ...
In 2010, the United States had 59 MW of battery storage capacity from 7 battery power plants. This increased to 49 plants comprising 351 MW of capacity in 2015. In 2018, the capacity was 869 MW from 125 plants, capable of storing a maximum of 1,236 MWh of generated electricity. By the end of 2020, the battery storage capacity reached 1,756 MW.
Conventional battery chargers use a one-, two-, or three-stage process to recharge the battery, with a switched-mode power supply including more stages in order to fill the battery more rapidly and completely. Common to almost all chargers, including non-switched models, is the middle stage, normally known as "absorption".
On August 17, 2011, it was announced that the PureCell Model 400 system fleet had reached 200,000 hours of field operation. [6] In September 2013, ClearEdge Power announced that its 400-kW stationary fuel cell surpassed 1,000,000 hours of field operation. [7] Today, PureCell Model 400 system fleet has over 12 million hours of field operation. [8]
Launched in 1984, [3] the Psion Organiser was the "world's first practical pocket computer". [4] Based on an 8-bit Hitachi 6301-family processor, running at 0.9 MHz, with 4 KB of read-only memory (ROM) and 2 KB of static RAM and has a one-row monochrome liquid crystal display (LCD) screen.
A drawworks is the primary hoisting machinery component of a rotary drilling rig.Its main function is to provide a means of raising and lowering the traveling block.The wire-rope drill line winds on the drawworks drum and over the crown block to the traveling block, allowing the drill string to be moved up and down as the drum turns.