Presentation 2008-01-28
Multi-Car Elevator Group Controller : Implementation of a Schedule Completion Time Optimization Algorithm with a Parking Strategy for Service Coverage Protection
Alex VALDIVIELSO, Toshiyuki MIYAMOTO, Sadatoshi KUMAGAI,
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Abstract(in English) Multi-car elevator (MCE) systems present inherent characteristics, which make the implementation of traditional elevator control techniques in them impossible. Therefore, the development of a group control method able to execute an optimal allocation of floor calls, while considering the MCE characteristics, is required. In this paper we propose the use of a schedule completion time optimization algorithm, which will allocate the floor call to the elevator that will take the passenger to his destination in the minimum time, along with a parking strategy to secure the building's service zone coverage according to the identified traffic pattern. The performance of the algorithm depends on 3 main factors the schedule completion time optimization, the collision risk evaluation and the parking strategy. According to the simulation results the collision risk evaluation has a major contribution to the performance of the algorithm. In addition, a comparison between our algorithm and a sample zoning algorithm was performed. The results show our algorithm to be outstanding in the presence of up-peak, down-peak and special floor traffic patterns.
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Keyword(in English) Multi-car Elevator / Group Control / Schedule Completion Time / Algorithm / Parking Strategy
Paper # CST2007-36
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Conference Information
Committee CST
Conference Date 2008/1/21(1days)
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Registration To Concurrent System Technology (CST)
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Multi-Car Elevator Group Controller : Implementation of a Schedule Completion Time Optimization Algorithm with a Parking Strategy for Service Coverage Protection
Sub Title (in English)
Keyword(1) Multi-car Elevator
Keyword(2) Group Control
Keyword(3) Schedule Completion Time
Keyword(4) Algorithm
Keyword(5) Parking Strategy
1st Author's Name Alex VALDIVIELSO
1st Author's Affiliation Graduate School of Engineering, Osaka University()
2nd Author's Name Toshiyuki MIYAMOTO
2nd Author's Affiliation Graduate School of Engineering, Osaka University
3rd Author's Name Sadatoshi KUMAGAI
3rd Author's Affiliation Graduate School of Engineering, Osaka University
Date 2008-01-28
Paper # CST2007-36
Volume (vol) vol.107
Number (no) 471
Page pp.pp.-
#Pages 6
Date of Issue