Patent ID: 6237721
Filing Date: 2001-05-29
Classification: B66B,Y10S

Abstract:
In a system of plural elevators arranged in an elevator group and being driven by a drive system allowing coordinated control of each elevator of said elevator group by an elevator control, the individual elevators having multiple decks accessing plural adjacent floors, each elevator including at least an upper deck and a lower deck, a method of controlling the elevator group comprising:a) monitoring passenger flow and elevator status within said elevator group;b) based on the information obtained in said step a), using traffic prediction to select the best elevator of the elevator group to minimize passenger wait times at the selectable call floor;c) selecting the best deck of said multiple decks based on said traffic prediction so as to minimize passenger journey time of the passengers to the passenger selected destination floors;d) transferring said best elevator to the selectable call floor based on said selection in step b); ande) selecting the best deck of said multiple decks to answer the call at the selectable call floor based on said selection in said step c).