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N Job - M Machine ( Sequencing)
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This lesson throws light on N Jobs - M machines.

Harshit Aggarwal
Cleared UPSC ESE twice with Rank 63 and 90 in mechanical engg. Got 99 percentile in GATE. Cracked ONGC, BHEL,ISRO, SAIL, GAIL successfully

U
Unacademy user
RM
nice video sir thank you sir all maths na topic na video mukone please
Sir, what if the two conditions for the conversion are not satisfied?
  1. COURSE : INDUSTRIAL ENGINEERING LESSON : N JOB M MACHINE (SEQUENCING)


  2. ABOUT ME Graduated from NIT Nagpur in 2008 Cleared Engineering Services Examination (ESE-UPSC) Exam Got the offer letter from most of the Maharatna and Navratna Companies Cleared GATE Exam Rate, Review, Recommend, Share Follow me on Unacademy at: https://unacademv.in/user/harshit aggarwal


  3. N JOBS- M MACHINES Jobs AlI A12 A13 nm Condition to be satisfied Xi A +A2+ A3 +.. +Am-l 2. Min Am 2 Max [A2,Agml


  4. QUESTION Find an optimal sequence for the following sequence problem of four jobs and 5 machines and processing time in hours are given Jobs 4 Condition to be satisfied 4>5-not satisfied 2. Min A> Max [A2,Al 5 5 satisfied


  5. SOLUTION Jobs 13 17 16 12 15 21 19 10 4 Sequence1 3 2 4


  6. SOLUTION Machine E In 13 Machine D MachineC Out Machine A Machine B Out Out Jobs In Out Out 10 10 17 23 26 17 23 27 29 38 43 29 20 24 20 24 27 28 38 Make Span Time 43 Idle Time for Machine A 43 -22 9 ldle Time for Machine B (6 2+ 2+ 19) -29 ldle Time for Machine C (10 2 3+17) 33 ldle Time for Machine D+4 +1+ 15)-31 ldle Time for Machine E (13 +1) 14


  7. THANK YOU