for Ondemand Bus System Xingying Chen Changan University Xian China SATC Pretoria July 2018 1 Southern African Transport Conference Background Residence Jobs A mode low cost and high service ID: 700344
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Slide1
Operation Optimization Considering Order Cancellation And Ticket Discount for On-demand Bus System
Xingying ChenChang’an University, Xi’an, ChinaSATC, Pretoria, July 2018
1
Southern African
Transport ConferenceSlide2
Background
ResidenceJobs
A mode: low cost and high service
2Slide3
Background
Present:· bus: Crowding Unpunctuality Many-transfers· taxi: expensiveExpected:· Comfort· Punctuality· One-stop service· Low price3The on-demand bus Slide4
t
Start to receive ordersExpected departure time: t0t0 Leave
Wait, the fare of passengers arriving during t-t0
: αX0
Expected departure time: t
1Number <N
··· ···
Model Building
4Slide5
t
β-1Waitfare of arriving during t-t0: αβX0fare of
arriving during t0-t1: α
β-1X0
··· ···
fare
of
arriving
during
t
β-2
-t
β-1
: αX
0
Number <N
Expected departure time: t
β
Leave
t
β
The latest time for departure
Number <N
Model Building
5Slide6
Model Building
Maximum profit
Minimum waiting time
6Slide7
Model Building
S. T.
To ensure the bus runs with no lose.
To avoid α
and
T being extremely
big
or small.
——the expected profit margin
——the minimum guaranteed profit margin
——the discount to the bus fare
——the interval of expected times
7Slide8
Data Processing
The distribution of origin pointsThe distribution of destination points
Yizhuang
Tongji
Subway Station
The Government of
Tongzhou
District
7:00:00—7:40:00
,
Dec 22
2017, in Beijing
8Slide9
Model Solution
The optimal solutions of the model with different weights ——the weight of the profit
——the discount to the bus fare
——the weight of the waiting time
——the interval of expected times
——the profit
——the waiting time
——the average waiting time of each passenger
9Slide10
Model Solution
The comparison of different transportationThe on-demand bus Solution to separation between jobs and residence locations10Slide11
Thanks!
Xingying ChenChang’an University, Xi’an, ChinaTel: (+86)15829665058E-mail:
190393924@qq.com
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