Modelling of mechanical system in control system problems
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- เผยแพร่เมื่อ 10 ธ.ค. 2024
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Draw free body diagram of the system
Free body diagram is obtained by drawing each masses separately and then mark all the forces acting on that body
Opposing forces are in opposite direction of applied force
Applied force and displacement are in same direction
For each free body diagram write one differential equation by equating the sum of applied forces to the sum of opposing forces
Take Laplace transform to convert differential equation into algebraic equation
Then rearrange the S- domain equation to eliminate unwanted variables and then obtain the transfer function which is the ratio of output by input.
hey thanks buddy...l great explanation failed 4 times this subject but got confidence
i appreciate ur work
Perfect explanation. Saved me hours.😊
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Superb explanation sir.. Thank you so much
Welcome🤗 and do share to your class group
this is gem!!!!!
Well explained thank you so much♥️
Well explained thankyou sir 🍀
Perfect Explanation keepitup
Superb!!!
Thank you brother. Learned it.
Thanku so much sir..that was very helpful
Super explanation tqqq brother
Thanks Bhai appreciate your work I like it
Thank you sir ❤
Sir why do you treat F(s) as constant , while solving the equations? It's varying with time '[f(t)]'......and with frequency [F(s)]
If it is a variable then there will be three variables right sir?
Sir, please reply to this.....
Sir can you please answer this....
Sir want immediately reply, transfer function is output/input na sir. Then in problem it is f(S)/X1(S).
Watch this 20:14
What do you mean by opposing force due to mass? Do you mean friction?
Very good
Very good morning sir.I am very glad to see your videos. Sir a kind help.I beg up please recommend the text book in which these problems are available. Many of us are suffering without good books.Please suggest the book sir.Thank you
Control system engineering by Nagoor kani
Tq sir ❤❤
would please explain to me why you cross-multiplied but you ddnt bring[BS+K]^2 to the denominator?
and even so we would be having the same value at the numerator and denominator therefore they'd cancel each other out
you can find the LCM instead of cross-multiplying for better understanding. I hope this helps.
Can we solve the equations using Cramer's?
Thank you so much sir
Exlent
Thank you
❤
Output will be force na sir ?
No cos we apply force....so force is given as input...and the displacement is the result of input...so displacement is the output
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well
20:13 TranSfErFuNcTIoN
Uyindoda nkabi, waishaya lento
Are kitna short diagram nhi chaiye modelling k 👎
Thank you
thank you so much sir