The Otto Cycle By: Vijai Sookrah

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The Otto CycleBy Vijai Sookrah

• Objective To present the Otto Cycle to students.

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The Otto CycleThe Six Steps to the Otto Cycle

1. Intake Stroke A mixture of air and gasoline is
   drawn into the cylinder.

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The Otto CycleSix Steps

1. Compression stroke The fuel-air mixture
   compressed, causing a rise in temperature.

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The Otto CycleSix Steps

1. Explosion The mixture is ignited by spark plugs,
   leading to a rise in pressure and temperature.

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The Otto CycleSix Steps

1. Power Stroke The hot gas then does mechanical
   work by pushing the piston.

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The Otto CycleSix Steps

1. Valve exhaust Outlet valve opened and exhaust
   escapes.

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The Otto CycleSix Steps

1. Exhaust stroke The piston forces the remaining
   exhaust to escape.

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References

• http//scienceworld.wolfram.com/physics/OttoCycle.
  html
• http//hyperphysics.phy-astr.gsu.edu/hbase/thermo/
  otto.html
• For more information and details
• http//techni.tachemie.uni-leipzig.de/otto/index_e
  .html