Page 122 - How It Works - Book Of Amazing Answers To Curious Questions, Volume 05-15
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The Hyperloop


          Elon Musk’s fascination with revolutionising the   quick journey between the two Californian   hockey table. These skis will pass through
          way we travel doesn’t just include the electric   cities, the Hyperloop’s tubes will be   tracks of linear induction motors positioned
          Tesla road vehicle or SpaceX rockets. The   depressurised to signifi cantly reduce   throughout the tube which will
          entrepreneur’s most innovative idea yet focuses   atmospheric drag on the pods as they zip   electromagnetically accelerate or decelerate the
          on a high-speed super shuttle called the   through. Musk ruled out using a complete   pods as required.
          Hyperloop. This Futurama-style tube concept is   vacuum, however, since this would be diffi cult   An eight-kilometre (five-mile) test track of the

          billed as a high-speed transport system for both   to maintain and even so much as a tiny crack in   Hyperloop system is due to be built in California
          people and cargo, capable of whizzing between   the tube would completely stop the whole   next year. If the project is a success, we could
          San Francisco to Los Angeles – a total distance of   system working.       soon see a super-quick form of transport for
          around 600 kilometres (372 miles) – in just 35   The pods will have aluminium ski-like   people and goods that doesn’t cost lots to run,

          minutes. The unconventional design involves   fixtures that will have high-pressure air   making Hyperloop one of the most exciting
          pods travelling through a tube at almost the   pumped through them, allowing the capsules to   advancements to occur in the travel industry.
          speed of sound. To achieve such an incredibly   levitate on a cushion of air, similar to an air
        Passengers                                       Tube pressure                      Inside the Hyperloop
        Each capsule should be able to hold 28           Reduced pressure – approximately one
        passengers, with seating similar to              thousandth of the air pressure at sea level   Here’s how Elon Musk’s Hyperloop
        that on an airplane.                             – ensures a travelling capsule is faced with   will transport passengers quickly
                                                         minimal air resistance.
                                                                                                    and efficiently from A to B














                                                                                                          Aerodynamics
                                                                                                          The capsules will need to be
                                                                                                          designed with a suitably
                                                                                                          aerodynamic shape to cut
                                                                                                          through the air.
                                                                                                                      Design
                                                                                                          SpaceX are currently holding
                                                                                                           a competition for engineers
                                                                                                           to design pods to try out on
                                                                                                             the Hyperloop test track.


        Tubes
        The Hyperloop’s tubes
        will be suspended in the
        air by pillars, which will
        include dampers to help   Linear accelerators
        withstand earthquakes.   The Hyperloop’s propulsion will be        Air cushion
                            provided by linear electric motors which   Each capsule will float on a

                            produce electromagnetic forces that push   cushion of air, signifi cantly
                            the pods along the tube.                      reducing friction

            A taxi service in the sky
            Personal helicopters aren’t the only next-gen   contact with the track, reducing friction. The
            form of travel whisking passengers away from   cutting-edge technology, developed with
            street level. SkyTran, which has a pilot project   NASA’s Ames Research Center, means that the
            currently in development in Israel, is a   pods generate their own levitation as they
            monorail-like system with pods suspended six   move, only requiring an initial burst of power
            to nine metres (20 to 30 feet) above the ground   to start and stop. A 500-metre (1,640-foot) test
            and provides high-speed, low-cost transport   track will be built at the campus of Israel
            for its users. Passengers simply summon a pod   Autospace Industries, where the pods will be
            to a station via an app on their smartphone and   able to reach speeds of up to 70 kilometres (43.5
            it takes them where they want to go. The   miles) per hour. If the trial is successful, this
            system works using maglev technology which   all-new form of transport will be installed in
            utilises magnets in the rail to levitate the   the heart of Tel Aviv, before being introduced to   SkyTran’s pilot project will demonstrate a
            two-person pods so they are not in direct   cities across the world.  network of high-speed, low-cost transport



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