Samenvatting van het vak Operationeel Management gedoceerd door Liesje De Boeck aan de KU Leuven Campus Brussel. De samenvatting bevat zowel slides als extra notities. Behaald resultaat: 18/20.
6. Course material ........................................................................................................................................... 6
7. Contact information .................................................................................................................................... 6
8. Format/ study load ...................................................................................................................................... 6
1. What is operations management ................................................................................................................ 7
Operations and managing ............................................................................................................................... 7
Examples ......................................................................................................................................................... 8
In view of an organization’s objective ............................................................................................................. 8
5. Operations management components ...................................................................................................... 12
Product/service ............................................................................................................................................. 13
Process = what does it take to produce the products................................................................................... 14
Supply chain .................................................................................................................................................. 15
1
, 6. Operations management history .............................................................................................................. 17
7. This course ................................................................................................................................................. 18
Hoofdstuk 3: Material requirements planning ............................................................................................... 56
1. Introduction ............................................................................................................................................... 56
Definition and goal of material requirements planning ................................................................................ 56
Bill of material = BOM ................................................................................................................................... 56
Additional definitions .................................................................................................................................... 57
2. Evolution Material requirements planning = MRP .................................................................................... 57
3. Material Requirements planning = MRP ................................................................................................... 58
Example 1 BOM ............................................................................................................................................. 58
Example 2 BOM ............................................................................................................................................. 59
Exercise 3.1 ................................................................................................................................................... 59
MRP ............................................................................................................................................................... 60
MRP example 2 tricycle ................................................................................................................................. 61
MRP link with inventory management and master production schedule .................................................... 64
Exercise 3.2 ................................................................................................................................................... 64
Hoofdstuk 4: Detailed production planning at finite capacity......................................................................... 65
1. Introduction ............................................................................................................................................... 65
Material and capacity-oriented systems ....................................................................................................... 65
Bill of material and bill of process ................................................................................................................. 65
Exercise 4.1 ................................................................................................................................................... 66
2
, Bill of material and bill of process: continued ............................................................................................... 67
2. Problem setting ......................................................................................................................................... 67
Scheduling problem ...................................................................................................................................... 67
3. Theory of constraints ................................................................................................................................. 69
Eliyahu Goldratt (1947-2011) ........................................................................................................................ 69
Theory of constraints: key insight ................................................................................................................. 69
Theory of constraints: problem setting ......................................................................................................... 69
Theory of constraints: input data .................................................................................................................. 70
Theory of constraints: the 5 steps ................................................................................................................. 71
Exercise 4.2 ................................................................................................................................................... 71
Exercise 4.3 ................................................................................................................................................... 71
Exercise 4.4 ................................................................................................................................................... 72
Exercise 4.5 ................................................................................................................................................... 73
Exercise 4.6 ................................................................................................................................................... 74
Exercise 4.7 ................................................................................................................................................... 74
Setup time workstation C = 80 min per setup (= for each product batch).................................................... 75
Intuition batch size ........................................................................................................................................ 76
Batch size law ................................................................................................................................................ 77
Exercise 4.8 ................................................................................................................................................... 79
Drum ............................................................................................................................................................. 79
Exercise 4.9 ................................................................................................................................................... 80
Exercise 4.10 ................................................................................................................................................. 80
Hoofdstuk 5: Cycle time as performance measure and key concept in planning............................................. 81
1. Introduction cycle time .............................................................................................................................. 81
2. Flow system ............................................................................................................................................... 82
3. Station science........................................................................................................................................... 83
Scenario 1 ...................................................................................................................................................... 83
Exercise 5.1 ................................................................................................................................................... 84
Exercise 5.2 ................................................................................................................................................... 84
Station science: input parameters ................................................................................................................ 85
Exercise 5.3 ................................................................................................................................................... 86
Station science: variability ............................................................................................................................ 86
Station science: coefficient of variation ........................................................................................................ 87
Station science: output parameters .............................................................................................................. 87
Station science: estimation average cycle time ............................................................................................ 88
Exercise 5.4 ................................................................................................................................................... 88
Little’s law ..................................................................................................................................................... 89
Exercise 5.5 ................................................................................................................................................... 89
Exercise 5.6 ................................................................................................................................................... 89
Utilization law ............................................................................................................................................... 90
Variability law ................................................................................................................................................ 91
Buffering law ................................................................................................................................................. 91
Exercise 5.7 ................................................................................................................................................... 92
Capacity law .................................................................................................................................................. 92
Lead time law ................................................................................................................................................ 93
3
, 4. Line science................................................................................................................................................ 93
Line science: estimation average cycle time ................................................................................................. 93
Exercise 5.8: linkinq equation: high rho ........................................................................................................ 94
Exercise 5.9: linking equation: low rho ......................................................................................................... 94
Line science: linking equation ....................................................................................................................... 95
Exercise 5.10 ................................................................................................................................................. 95
Flow variability law........................................................................................................................................ 95
Line science: limited buffer capacity ............................................................................................................. 96
Inventory law ................................................................................................................................................ 97
1. Introduction lean operations ..................................................................................................................... 98
JIT philosophy ................................................................................................................................................ 98
JIT = “zero-inventory production” ................................................................................................................. 98
Muda, mura and muri ................................................................................................................................... 98
Muda, mura, muri result in … ....................................................................................................................... 99
Kaizen: towards lower inventory-capacity-time buffer .............................................................................. 100
2. Just-in-Time ideals/ enablers ................................................................................................................... 100
Zero defects/ zero quality control ............................................................................................................... 101
Zero breakdowns ........................................................................................................................................ 101
Zero setups .................................................................................................................................................. 101
Zero surging................................................................................................................................................. 101
Zero (excess) lot size/ lot size of one .......................................................................................................... 103
Zeo handling ................................................................................................................................................ 103
Zero lead time ............................................................................................................................................. 104
JIT lessons .................................................................................................................................................... 104
3. Kanban .................................................................................................................................................... 104
Example Kanban .......................................................................................................................................... 105
Pull benefits achieved by WIP cap .............................................................................................................. 105
Exercise 6.2 ................................................................................................................................................. 105
Hoofdstuk 0: Introduction
1. Why
- OM is belangrijk om strategische groei te gaan creëren
• Strategisch voordeel behalen door operaties goed te gaan managen
- OM biedt een systematische manier aan om naar processen te gaan kijken
• Proces = omzetten van inputs naar outputs
- De concepten en tools van OM worden ook gebruikt in andere domeinen
- OM is belangrijk in bepaalde jobs
• Plant manager
• Warehouse manager
• Logistics manager
4
Voordelen van het kopen van samenvattingen bij Stuvia op een rij:
√ Verzekerd van kwaliteit door reviews
Stuvia-klanten hebben meer dan 700.000 samenvattingen beoordeeld. Zo weet je zeker dat je de beste documenten koopt!
Snel en makkelijk kopen
Je betaalt supersnel en eenmalig met iDeal, Bancontact of creditcard voor de samenvatting. Zonder lidmaatschap.
Focus op de essentie
Samenvattingen worden geschreven voor en door anderen. Daarom zijn de samenvattingen altijd betrouwbaar en actueel. Zo kom je snel tot de kern!
Veelgestelde vragen
Wat krijg ik als ik dit document koop?
Je krijgt een PDF, die direct beschikbaar is na je aankoop. Het gekochte document is altijd, overal en oneindig toegankelijk via je profiel.
Tevredenheidsgarantie: hoe werkt dat?
Onze tevredenheidsgarantie zorgt ervoor dat je altijd een studiedocument vindt dat goed bij je past. Je vult een formulier in en onze klantenservice regelt de rest.
Van wie koop ik deze samenvatting?
Stuvia is een marktplaats, je koop dit document dus niet van ons, maar van verkoper annelienvdh99. Stuvia faciliteert de betaling aan de verkoper.
Zit ik meteen vast aan een abonnement?
Nee, je koopt alleen deze samenvatting voor €9,99. Je zit daarna nergens aan vast.
