Otis Elevator Company

Sailaja Sreeteja

Jayapal Reddy Gireddy

Prasad Babu Lakshmipathy

Rajinikanth Pusala

Sudharshan Karanam

Ashok Chikkur

Putla Vasudev Dayasagar

Raghavendra Rao Veera Yerramsetty

Asadur Rahaman

Srinivasa Krishna Mulukutla

Disclosed is an elevator system for a multilevel architectural structure, the system having: a system controller, an elevator and an elevator controller, wherein the system controller and elevator controller communicate over a network, multi-level hoistway in which the elevator travels, the multi-level hoistway including a plurality of egress levels, including a first egress level, the first level being a primary egress level, wherein during an alarm condition the system, when the primary level is inaccessible, performs an emergency assessment of identifying a safe level of the plurality of levels at which to discharge passengers, the assessment comprising obtaining a smoke density profile for the egress levels, the profile illustrating a distribution of smoke within the multilevel structure, analyzing the smoke density profile, identifying a safe level having a smoke density that is safe, and instructing the elevator to discharge passengers on the safe level.

Elevator control to avoid hazardous conditions

Growing community of inventors

Telangana, India

Sailaja Sreeteja