for more information in the automotive industry i recomment hiller's book you can get it from the following link
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this video shows how the inline fuel injection pump that is used inside of a diesel engine to pump fuel at a high pressure
this animation is made entirely using blender
(0:00) channel intro
(0:08) introduction about inline fuel injection pump
(0:23) pumping element ( Plunger)
(0:39) helix
(0:45) inlet port and spill port
(0:53) changing the amount of fuel according to the load
(1:13) vertical motion of the Plunger
