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OM 0015 –MAINTENANCE MANAGEMENT

 

DRIVE SPRING2016
PROGRAM MBA
SEMESTER IV
SUBJECT CODE &NAME OM 0015 –MAINTENANCE MANAGEMENT
BKID B2008
CREDITS &MARKS 4 CREDITS AND60 MARKS

 

Note–Answerallquestions.Kindlynotethatanswersfor 10 marksquestionsshould beapproximatelyof400 words. Eachquestionisfollowed byevaluationscheme.

 

 

Q.No Criteria Marks TotalMarks
1 Writeshortnotes onthefollowing:
  a.  ProactiveMaintenance 2.5 10
b.  PlannedMaintenanceWorkCycle 2.5
c.   Maintenanceorganisingschedule 2.5
d.  AreasofMaintenancePractices 2.5
A a.       ProactiveMaintenance

b.      PlannedMaintenanceWorkCycle

c.       maintenanceorganisingschedule

d.      AreasofMaintenancePractices

2.5

2.5

2.5

2.5

10
2 WhatdoyoumeanbyAssetStrategy?ExplainbrieflyStepsInvolvedinDevelopinganAssetStrategy.
A AssetStrategy

Stepsof developingan assetstrategy.

3

7

10
3 Assumeyouaretheheadofthemaintenancedepartmentinamanufacturingorganisation.You areassigned aresponsibility of implementinga maintenanceimprovementprogram.Whatcomponentswouldyouincludein themaintenanceimprovementprogram?
A MaintenanceimprovementprogramComponents 3

7

10
4 Whatdo youmeanby MachineQuality?WhichAspectsareto be ConsideredforMachineQuality?
A MachineQuality 4 10
  AspectsTo beconsidered 6  
5 Writeshortnotes onthe following-
  a.  Zero basedbudgeting 2.5 10
b.  Remotemaintenanceaudit 2.5
c.   Codificationofspareparts 2.5
d.  MaintenanceBenchmarking 2.5
A a.       Zero basedbudgeting

b.      Remotemaintenanceaudit

c.       Codification ofspareparts

d.      MaintenanceBenchmarking

2.5

2.5

2.5

2.5

10
6. CaseStudy:ConditionMonitoringatXYZLtd.

XYZLtd.isoneofthelargesthydro-generatingfacilitiesinIndia.Theorganisationhasbeeninthisbusinessforthelast10years.Itcoversabuildingareaof150000squaremetresandtheplantareaof50000squaremetres.Tomanagesuchlargeplantarea,theorganisationhasrealisedtheneedforhighmachinereliabilityandavailability.Forthis,XYZhasdecidedtoimplementacondition-basedmonitoring(CBM)program.Tomaketheprogramsuccessful,theorganisationformedaCBMteamfortheimplementationoftheprogram.Theteamacquiredknowledgeaboutthecurrentconditionofeachmachineand equipmentintheplantandidentifiedthefollowingloopholesintheexistingmaintenancesystem:

Presentmaintenanceincludedonlycorrectiveandscheduledactivities.

Inspectionswereconductedlessfrequently(onceina year).

Theprocedurefollowedfordeterminingfaultsonlycontainedvisualinspectionandgapmeasurement.

Measures tocontrolcontaminationin oilwerenotpresent.

There was no aggressivecontroloffailure.

Oilanalysiswasrestrictedtoidentifyinghazinesscausedbyhighlevelsofmoisture,oftenpastthedangerpoint,ordarkeningduetoadvancedstatesoflubricantoxidationand breakdown.

Moreover,thereweresignificantlyhighmanpowerrequirementsandmaintenancecostsintheorganisation.Therewerefrequentfailuresofhydraulicshuttlevalvesthatmaketheunitinoperational.Torepairandrestorethesevalves,therepaircrewhadtoperformrecceofthesite(an hour eachway),disassemblethevalve,andrepairit.

  TheCBM team,afteracquiring the knowledge, hasrealised theopportunity to improveoperatingconditionsoftheplantthroughconditionmonitoring.UndertheguidanceoftheCBMteam,thefollowingchangeshavebeenimplementedintheXYZ’splant:

Full-timefiltrationsystemsincludingstoragetanks,oilpumps,etc.areinstalled.

Finerfiltrationmethodsareimplementedto cleanoilsystemsto tighttolerances.

Conditionmonitoringtechniquesforoilanalysisareimplementedbydefininglubricantconditioncontrol,onsitemonitoringofparticlecounts,viscosity, and moisturescreening.

Vibrationanalysisisalsoadoptedtoensureproperalignmentandbalanceofmachines’

parts and detectabnormalitiesthatmayotherwise go unnoticed.

For electrical system’smaintenance,thermographyisused.

  Discussionquestions:

1.  WhichconditionmonitoringtechniqueshavebeenusedtoimproveplantmaintenanceatXYZ?

2.   Do  youthinkthattheimplementationofconditionmonitoringtechniquesistherightdecisionof XYZ?Justifyyouragreement/disagreement.

A Discussionquestions:

1.     Whichconditionmonitoringtechniqueshavebeenusedtoimprove plantmaintenanceatXYZ?

2.   DoyouthinkthattheimplementationofconditionmonitoringtechniquesistherightdecisionofXYZ?Justifyyouragreement/disagreement.

 

5

 

 

 

 

 

5

10

 

*A-Answer

 

Note–Pleaseprovidekeywords,shortanswer,specificterms,specificexamplesandmarks break-up(wherevernecessary)

 

 

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