Honda developed VTEC (Variable Timing and Lift Electronic Control) to improve the volumetric efficiency of a four-stroke internal combustion engine . Ikuo Kajitani, engineer at Honda was the first involved in the development of these four-valve engines. The Honda’s VTE…

In an air-cooling system, the outer surface of the cylinder and cylindrical head in reciprocating engine is cooled by air flowing over them. To increase the heat transfer rate from the surface, the metallic fins are cast on the cylinder and cylinder head. These fins in…

The purpose of having a brake system is used in automobiles to slow down or stop the vehicle by converting its kinetic energy into heat energy. Classification of Brake system: 1.Based on mode of actuation: The foot pedal operates the foot brake (also called the m…

Comparison of electrical, hydraulic and pneumatic systems can be done in aspects like energy source, energy storage, energy cost, distribution system, linear actuators, rotary actuators and controllable force. S.no Aspect Electrical Hydraulic Pneumatic …

Comparison of the Vapor Absorption System with the Vapor Compression System can be made in 9 aspects: energy input, moving part, evaporator pressure, load variation, evaporator exit, coefficient of performance, capacity,  refrigerant,  and lowest temperatures. S.n…

In a liquid-cooling system , water or other solutions flow through the water jacket around the cylinder and cylinder head to absorb the heat. The hot liquid from the water jacket is cooled in the radiator, where circulated air absorbs the heat from the radiator. The co…