Saturday 29 August 2015

What should a Mechanical Engineer must know!

Well being a mechanical engineer student i personally think that basic concept is the most important thing every Mechanical Engineer should know and to remember those concept you must wrote them down on a paper and stick it on your wall so you can keep checking and remembering those basic concepts allow me to elaborate in case of thermodynamic ( you must know about zero,first,second law of thermodynamic and different formulas of enthalpy, understand of tables,of pressure ,temperature and curves etc) keep their short notes and use you gain knowledge on every holiday to solve real world problems must know ideal process cycles and its types and try to grap concepts of experiment and stick its notes close to your eyes
Fluid mechanics
For this you must know how to select a pump for certain requirement like you must know what is the head of pump pressure of pump and flow rate also you must know how to estimate pipe pressure and friction depending on is length ,diameter, and angle on which it is and most importantly pressure drop on different kinds of bends(must know about type of angle use in pipe and type of bends) how to find
center of (inertia,resultant force,resultant pressure) of shape on which fluid is carried this thing help in building (dams ,reservoirs for different fluids) and plus you should also know about CG (center of
gravitation) this help in building ships and floating stuff ,you must know about effect on pressure if you go down sea level inside fluid or go on high hills must know about how to use instrument and basic ideal gas laws and few application try to practice these concept every holiday
Mechanics of Material(MOM)
For MOM try to practice to remember bending moment, shear stress,torsional stresses, normal stresses,bending moment both (horizontally,vertically) moment of inertia of different shapes and objects must keep a chart on your wall to know difference of ductile and brittle cure mechanical properties (young modulus,yield strength of basic mostly use materials like aluminum,steel,brass,copper,iron etc) ,mohr circle etc and create a structure like cycle or other thing
using this concept or try to help those student who are making structure in there final year project
Design OF Machine Element(DOM)
keep remember basic things like different between rivet,screw,bolt,stud, and most most most important where to use them in come places you only use rivet you must know reason keep there  notes on your wall ,must type of keys and what material should we use same or different and flange design and other these thing try to solve there real problem by asking real engineer if you can or create your on and build product and test it or help final year student to build project
TOM (THEORY OF MACHINES)
Must know how to analysis mechanism, how to create mechanics mostly mechanism are made of 4 bar mechanism know ho to calculate velocity of component fore and all other stuff some mechanism are basic like train,umbrella,car roof mechanism and some are use in games like (wipe out try to look at these mechanism and think how it would have been made and create on paper find its velocity force ) and also you must keep notes of pulley and belts driver and follower,must know how to find best for your desired pulley ,types and uses and tables and about gears also type of gears uses how to
change direction method to find gear teeth

Heat and mass transfer (HMT)
Must know difference between conduction,convention,radiation and there formulas, and enthalpy,coefficient of convection,conduction etc which fluid ha what property and what is its use heat storage capacity and rate of heat transfer both in pip and solid wall must know how to design and
how to play with flow rate of pre -design pipe ,heat exchange and special cases of boiler,condenser effectiveness and efficiency trick to solve and other things like that keep remember must know which pump to use which design heat exchanger and effect of corrosion,environment speed etc keep their notes close to your eyes
IC Engine
Different types of engine parts of engine components which component has what effect what happen if leaking of on thing happen and real life cases of it how many parts to crankshaft mover what other components are connected with cam shaft and how camshaft control water pump,oil pump,radiator fan,vacuum section, carburetor parts, different condition of throttle and mixing ration change while,staring,cursing, cooing system different types and effect of environment case of different situations lubrication how and thrown which places oil move to lubricate and problem of flow of lubricate and its real life case try to communicate with your teacher math stuff must know all math formula and there use try to bring those formulas to real life pick one formula and work on it every holiday with real life situation

'A GOOD TEACHER IS A GIFT WHO CAN TELL YOU REAL LIFE PROBLEMS AND SITUATION'
Keep you interaction with your teacher who taught you and keep asking different question any doubt
and try to find those teachers who have experience in that field whose wisely because in your life only few courses you will be using it depend on you job type so focus on your dream work you want to do and for what you picked MECHANICAL ENGINEERING people die and new people come don't worry about job only do what you like its your life you life once.

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