Patent ID: 9533857
Date: 2017-01-03
CPC Classifications: B66B

Claim:
1. An elevator group management device which manages and controls a plurality of cars including an existing car and a newly-installed car as one group, comprising: an existing car control device which controls the existing car; a newly-installed car control device which controls the newly-installed car; evaluation value preparing means which prepares evaluation values for the existing car and the newly-installed car; assignment determining means which determines a car assigned to a call from among the plurality of cars on a basis of the evaluation values prepared by the evaluation value preparing means; existing car storing means which beforehand stores information concerning which of the plurality of cars is the existing car; weight storing means which beforehand stores a weighting factor for the existing car in the evaluation value; and failure rate storing means which beforehand stores the failure rate of the existing car for the installation period of the existing car, wherein the existing car storing means beforehand stores information concerning the production time of each of the existing cars, the weight storing means beforehand stores the weighting factor for the failure rate, and the evaluation value preparing means determines the installation period of the existing car from the information concerning the production time of existing car stored by the existing car storing means, obtains the failure rate for the determined installation period of the existing car from the failure rate storing means, obtains the weighting factor for the obtained failure rate from the weight storing means, and prepares the evaluation value for the existing car.