Patent ID: 6273217
Filing Date: 2001-08-14
Classification: B66B

Abstract:
An elevator group control apparatus for controlling a plurality of elevator cars moving up and down within a single elevator shaft, for assigning one of the elevator cars to respond to an elevator-hall call when the elevator-hall call is registered, and for outputting an operation instruction to the car so assigned, the apparatus comprising:shunting determination means for computing probability of a collision between elevator cars moving up and down within a single elevator shaft when an elevator-hall call is registered and determining whether a remaining car, not the car assigned to respond to the elevator-hall call, must be shunted to a floor within the single elevator shaft to avoid a collision;shunting planning means for designating a shunting floor within the single elevator shaft when the remaining car is to be shunted; andoperation control means for outputting a shunting instruction to the remaining car within the single elevator shaft such that the remaining car moves to the shunting floor within the single elevator shaft.