IE6404 PRODUCTION PLANNING AND CONTROL
ASSIGNMENT #1
Due date: 19.02.2014 until 17:00
The assignment groups can be at least 2 students or at most 3 students.
Do not copy the questions from your friends. Any attempt or similarity on the files will be
accep
IE6404 - Chapter 6
Stochastic Inventory Models
1
Single Period Stochastic Model
(News-boy Model)
The problem relates to seasonal goods
A typical example is a newsboy who buys news
papers from a news paper distributing truck at
the beginning of the day
H
IE6404 - Chapter 7
Material requirements
planning
1
Material Requirements Planning
Computer-based information system for
ordering and scheduling of dependent
demand inventories
2
1
MRP Processing
Step 1: Input
Gross requirements
Obtained from MPS for end
IE6404 - Chapter 5
Dynamic Lot Sizing Techniques
1
Dynamic Lot Sizing Methods
Simple Rules
Heuristic Methods
Period order quantity
Fixed period demand
Lot for lot (L4L)
Silver-Meal method (SM)
Least Unit Cost (LUC)
Part Period Balancing (PPB)
Dynamic Prog
IE6404 Chapter 4
Multi Item Inventory Models
1
Multiple Item EOQ Models
The classical EOQ model is for a single item.
* What happens when we have more than one item?
Answer:
Simply calculate the EOQ of each item, If there is no
interaction among items.
i
IE6404 - Chapter 3
Inventory Management and
EOQ Models
1
Inventory Management
Inventory is a buffer between supply and demand
S(t)
Supply process (+)
D(t)
Inventory
Demand process ()
S(t) and D(t) have different rates and timings due to
endogenous and exo
IE6404 - Chapter 2
Linear Programming for APP
Linear Programming Notation
Linear programming is used to determine the
best aggregate plan. To formulate the planning
model parameters and variables are as follows:
2
1
Linear Programming Notation
Decision va
IE6404 Production
Planning and Control
Instructor: Dr. Rifat Grcan zdemir, Associate Professor
Teaching Assistant: layda lk
http:/web.iku.edu.tr/~rgozdemir/index(ie_652).htm
Course Materials
Text Books
1. Production Planning, Control and Integration,
D. S
IE6404 PRODUCTION PLANNING AND CONTROL
ASSIGNMENT #5
(Due to Final Examination)
Question 1 (30 points):
Find a feasible schedule for the following job shop data:
Use a due-date of 27 for all jobs. Apply First Come First Serve method and draw the Gantt
Cha
IE6404 PRODUCTION PLANNING AND CONTROL
ASSIGNMENT #4
(Due date: 08.05.2014 until 5 pm)
Question 1 (35 pts):
ABC, the air conditioner manufacturer, also has a line of central air conditioners. They hold a
stock of spare parts to service this product line.
IE6404 PRODUCTION PLANNING AND CONTROL
ASSIGNMENT #3
(Due date: 10.04.2014 until 5 pm)
Question 1 (45 pts):
A seller sells a variety of keys. One of them has the following 12-month demand forecast.
Month,i
1
2
3
4
5
6
7
8
9
10
11
12
Demand,Di
70
90
125
12
IE6404 PRODUCTION PLANNING AND CONTROL
ASSIGNMENT #2
(Due date: 13.03.2014 until 5 pm)
Download GAMS from this link.
Send me an e-mail of your code in a word document.
I need to see if there are any errors in the program, than I will grade your
assignm
10.05.2014
IE6404 - Chapter 8
Jop Shop Scheduling
1
Sequencing and Scheduling
Scheduling: Specifies the time each job
starts and completes on each machine, as
well as any resource needed
Sequencing: Simple ordering of the jobs
2
1
10.05.2014
Terminology
J