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Civil-Comp Conferences
ISSN 2753-3239 CCC: 1
PROCEEDINGS OF THE FIFTH INTERNATIONAL CONFERENCE ON RAILWAY TECHNOLOGY: RESEARCH, DEVELOPMENT AND MAINTENANCE Edited by: J. Pombo
Paper 17.5
Transport for Future, the jo-jo Concept J. Nordlander
Insamlingsstiftelsen Jo-Jo Tåg, Linköping, Sweden J. Nordlander, "Transport for Future, the jo-jo Concept", in J. Pombo, (Editor), "Proceedings of the Fifth International Conference on Railway Technology: Research, Development and Maintenance",
Civil-Comp Press, Edinburgh, UK,
Online volume: CCC 1, Paper 17.5, 2022, doi:10.4203/ccc.1.17.5
Keywords: railway, docking, shuttle, static switch, high way, goods, people and
infrastructure.
Abstract
This theoretical study is useful for the build of a new separate railway system. We call
it the Jo-Jo-concept. It is based upon the idea of shuttles (railcars) docking and
undocking with trains in full speed, combined with a railway switch without moving
parts. Such a switch is always in correct state and the wish for a single shuttle to take
the side branch is implemented within the shuttle itself. The infrastructure is
completely passive. The train on the main track runs at constant speed (245 km/h)
non-stop and shuttles for passengers or goods go via connection tracks to/from
stations. With a communication-based control train we can have moving adjustable
blocks. We can have the main track, above highways, outside of dense populated areas
and as many stations we want. An extra station will not prolong travel times for others.
Each train can be for both goods and people. Direct shuttles (for people and/or goods)
in front of a Control shuttle in the train. Behind the C-shuttle we have P shuttles that
dock with gangways for free passenger movements. As such a P-shuttle dock at the
end of the train, passengers move forward, and those bound for the next station enters
this last P-shuttle. Approaching the switch the shuttle undocks. Its extra wheel axles
are lowered and thus it takes the side branch. All passengers travel non-stop. All
stations deliver passengers to all trains. To ensure redundancy we can have a three
track system, up track, down track and in between a spare track. With aid of the static
switch we can avoid total stop of the system by use of this spare track. C-shuttles have
large energy storages to use in case of overhead line failures.
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