Waiting lines

Post on 03-Dec-2014

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Transcript of Waiting lines

By/

Ahmed Magdy Ahmed

Waiting lines

Objective :

1.Introduction2.The Waiting Line Systems3. Basic waiting line structures4.Waiting Line System Operating

Characteristics5.Applying waiting line system in airports6.Conclusion

IntroductionYour wait is a result

of The number of people

served before you

The number of servers working

The amount of time it takes to serve each individual customer

The Waiting Line Systems

ARRIVAL SYSTEM(How customers arrive)

QUEUE( The nature of the waiting line or lines of customers)

SERVICE FACILITY( How customers progress through the service facility )

Basic waiting line structures• Single-channel, Single-phase

• Multi-channel, Single-phase

• Multi-channel, Multi-phase

• Four Single-channel, Single-phase Systems

• One, Multi-channel, Single-Phase System

Waiting Line System Operating CharacteristicsWaiting Line System Operating Characteristics

The probability that no customers (or units) are in the system

The average number of customers in the lines

The probability that an arriving customer has to wait for service

The average number of customers in the linesThe average time a customer spends in the waiting line

The average time a customer spends in the system (waiting time plus time in the service facility)

Applying waiting line system in airports

There are two main ways of

organizing waiting lines:

Single queues Disney queues

How are the waiting lines organized at your airport?

chech-in Security Immigration0

10

20

30

40

50

60

100% Diseny queus

Mostly Diseny queues

mostly single queues

100% single queues

Who is responsible for measurement done ?

chech-in

security

Immigartion

Bag.delivery

0 10 20 30 40 50 60 70 80

Airport & ser-vice providers

Indep 3rd party company

service provider itself

Airport itself

How are the waiting time measurement done ?

chec

h-in

Secu

rity

Imm

igar

tion

Bag

deli.

..0

10

20

30

40

50

60

70

80

90

Manually

Automaticaly (Bluetooth)

Automatically ( other technol-ogy)

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