In
the United States today there are four conventional modes of transportation: rail,
road, water, and air. These modes tend to be either relatively slow (road and
water), expensive (air), or a combination of both (rail). In 2012, Industrialist
Elon Musk, founder of Tesla and SpaceX, revealed his concept for a “fifth mode
of transportation” calling it the Hyperloop. The Hyperloop is seeking to break
this paradigm by being fast, inexpensive, and efficient.
Elon
Musk’s proposal for the Hyperloop is a futuristic tube transport system that
could go faster than the speed of sound. Musk’s proposal describes the
Hyperloop as a “cross between a Concorde, a rail gun, and an air hockey table”
and claims that it can never crash. The Hyperloop would transport capsules or pods
carrying up to 28 passengers through networks of low pressure steel tubes at
speeds of over 700 mph. This Hyperloop transportation technology (HTT), as
proposed, would cut travelling time between Los Angeles and San Francisco to 35
minutes or less. This technology could also be applied to allow for Hyperloop networks
to cover distances of up to 900 miles.
The
Hyperloop is engineered to overcome many problems that are faced when designing
high speed modes of transportation. At speeds of over 700 mph, the use of wheels
is no longer viable due to large amounts of friction that would be generated. The
Hyperloop looks to overcome this obstacle by using a self-sustaining air
propulsion method, similar to an air hockey table, to suspend the pods in the
tube. The pods would be propelled by linear induction motors, which is a
similar technology that is more commonly employed in rail guns. These motors
would be located along different sections of the tubes. This will allow for the
pods to accelerate and decelerate to the appropriate speeds needed to travel
each section of the tube. This technology makes the Hyperloop more effective
then travelling by air. Pods in the Hyperloop network will be able to reach
their cruising speed very quickly and would not need to spend time reaching
altitudes high enough for planes to travel at supersonie speeds. This allows
for the Hyperloop to be the most efficient means of travel within its networks
range of travel.
The
pods used in the Hyperloop system would have an electrically driven inlet fan
and air compressor located on the nose of the pod to maintain the vacuum like
effect that is needed for high speed tube travel. This compressor would
actively transfer high pressure air from the front of the pod to the rear so
that pressure will not build up in front of the pod, essentially slowing it
down. This is essential because each pod in the Hyperloop network needs to be
travelling at the correct speed to ensure safety within the system.
The
ability to travel quickly and for a low cost will allow our country to become
more connected and encourage people from rural areas to travel to new places
promoting tourism. A Hyperloop prototype is now being built in Texas and will consist
of a 5 mile track that will be used for the testing of this new technology. If
the tests go according to plan we can expect to see Hyperloop networks begin to
be installed as early as 2016. When this Hyperloop transportation technology is
finally introduced the way we travel around the country will be changed
forever.
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