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101暑期_研究所選修課程開課通知

 

工業工程與工程管理學系 
101學年研究所選修課程(暑期) 
IEEM5106隨機服務系統(T2T3T4W2W3W4R2R3R4)★此課程上課區間:7/1~8/10
授課老師:周瑋民教授 
Outline 
I. Basic Concept 
‧ Definition 
‧ Cost Analysis And Operations Finance 
‧ Performance Measures 
‧ Graphical Representation 
‧ Highway Traffic Model 
‧ A Basic Formula: L = W 
‧ Examples for Real-World Applications 
 
II. Characteristics of Demand Pattern and Service Time 
‧ Simple Arrival Process and Its Properties 
‧ Poisson process, uniform arrivals and exponential intervals 
‧ The Very Two Distributions with Memoryless Property 
‧ Split Process, Thinning Process and Superposed Process 
‧ Insurance Policy 
‧ Satellite Network System – Aloha 
‧ Different Types of Inter-arrival Time 
‧ Demand and Service Time for Different Applications  
‧ manual work time 
‧ learning effect, effect of population size 
‧ life time and residual life 
‧ characteristics of failure rate 
‧ repair work 
‧ other applications 
- data reference, clinic service, office work, etc. 
 
III. Simple Model 
‧ Queue Length Distribution 
‧ Average Queue Length and Average Waiting Time 
‧ Waiting Time Distribution  
‧ Time Proportion and Relative Frequency 
‧ Balance Equations 
‧ Flow Conservation Law 
‧ Gambling Ruin Problem (birth-and-death process) 
‧ Departure Process 
 
IV. Variation of Simple Model 
‧ State dependent arrival and service rates 
‧ multiple servers  
‧ discouraged arrivals (impatient customers, e.g., restaurant) 
‧ limited waiting space (just-in-time or kanban system) 
‧ fixed population size (closed-loop system) 
‧ machine-repairmen problem (resource planning for customer engineer) 
‧ Batch arrival 
‧ Erlang and hyper-exponential service times 
‧ Multiple job classes (airport, port, emergency room, manufacturing) 
‧ Further Discussions on Performance Measures (busy period and busy cycle) 
‧ Models of Local Area Network 
IV. Systems with General Service Time 
‧ Branch Process and Busy Period 
Virtual Delay and Work Conservation 
Workload As Seen by A Random Arrival 
= Total Service Times of Jobs Waiting for Service 
+ Remaining Service Time if Any 
Explicit formula for Average Delay in M/G/1 Queues 
Models for Material Handling Systems 
Approximation for Queues 
Queue First Exceptional Service (system with set-up time) 
 
IV. Priority Rules for Pricing/Performance Management 
Real World Implementation 
Priority Systems (triage and optimization rule) 
Non Preemptive Rule (port management) 
Preemptive Rule (emergency room) 
Processor Sharing/Round Robin 
(CPU and communication dispatching rule) 
Feedback System (computing systems) 
 
VII. Systems with Multiple Servers 
Markovian behavior of M/D/∞ system 
M/G/∞ system as a composite queue of many M/D/∞ systems (time sharing system, approximation for emergency services, spare parts management ) 
M/G/k system approximated by looking at heavy traffic and light traffic conditions (clinic or hospital service, toll plaza, cashier registers, banking, post office) 
Service time with CV < 1 
Service time with CV > 1 
Emergency Service Systems 
 
VIII. Tandem and Network Systems 
Tandem queues (production line) 
Open network (communication network, office work as whit-collar factory) 
Closed network (computing system) 
Comments on Simulation  
本課程列入研究所選修學分,歡迎修習!! 
 
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