Monday, February 17, 2014

About Mechanical Engineering

History of Mechanical Engineering:

The evolution of Mechanical Engineering can be traced back several thousand years.  The development of various machines might have happened throughout the world simultaneously.  Since there was no systematic documentation process in the earlier times, the records of these developments are were not maintained. 

The exact date or period of emergence of Mechanical Engineering is not known, one can only imagine it started during the industrial revolution in Europe in the 18th century. Moreover the developments in the field of Physics must have provided the impetus to the growth of Mechanical Engineering in the 19th century.

Evolution of Tools and machines: 

We all know "necessity is the mother of invention" , accordingly as the need arose the stoneage man must have invented the first ever machine (tool) which might have looked something like this:


Cutting tool made from Stone

After some more development tools(machines) may have come into existence. 

Some Tools made from Stones

Invention of WHEEL is considered as a landmark in the growth of Mechanical Engineering.

WHEEL - revolutionized development

Invention of  Boat must have  had a huge impact on the development. 


Primitive Boat

One of the later Landmarks in the development of Mechanical Engineering was development of an Aircraft

First flight of the First Aircraft

In due course of time the various aspects of Mechanical Engineering also started getting systematically documented, leading to the system of printing books.   You will appreciate if such a system wasn't developed and nurtured, we couldn't have books. The availability of the books brought about the concept of formal education leading to the building up  schools and then universities. The education system brought about the massive development in the whole world. There are so many Universities all over the world  offering good Engineering courses.

 There are various diploma and degree courses in many branches of Engineering these days. Mechanical Engineering being one of them. 

Formal courses of Mechanical engineering comprise:

  • Mathematics (mainly calculus, differential equations, and linear algebra) 
  • Physics and chemistry  
  • Statics and dynamics 
  • Strength of materials 
  • Materials Science 
  • Thermodynamics (heat transfer, energy conversion etc.) 
  • Internal combustion engines 
  • Fluid mechanics 
  • Machine design (including kinematics and dynamics) 
  • Metrology (measurement, Limits and Fits) 
  • Manufacturing engineering i.e. Production Technology  
  • Vibrations and controls   
  • Hydraulics and Pneumatics 
  • Engineering design and product design 
  • Engineering Drawing including CAD (computer aided drawing) 
  • Mechatronics and robotics

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