Focus Topics

Lift Passenger Demand in Office Buildings

The differences between traditional and modern patterns of passenger demand in buildings are compared and discussed. by Dr. Richard Peters, Rory Smith and Elizabeth Evans Abstract The number of passengers...

State-of-the-Art Traffic Analysis

This paper was presented at Lucerne 2010, the International Congress on Vertical Transportation Technologies and first published in IAEE book Elevator Technology 18, edited by A. Lustig. It is a...

Passenger Elevator Service (1920)

The question of how to determine the best elevator service has been a topic of debate since the early 1900s. In 1920, an answer was offered. The question of how...

The Studies in Europe and the Energy Efficiency Guideline VDI 4707

VDI has developed a voluntary guideline that defines energy measurement procedures and an energy-efficiency label showing the relevant energy figures in an easy-to-understand manner. This paper was presented at Lucerne...

How an AECO Acts as a Facilitator

Some of the most frequently asked questions concerning ASME certification are addressed. by Dirk Schroeter and Carsten Schumann As an accredited elevator certification organization (AECO) formally recognized by the American...

Thin Elevator Ropes on Small Sheaves

This article evaluates the correlation between the ratio of sheave diameter to nominal rope diameter and rope service life. In recent years, a movement has gained ground in the elevator...

How “Equal” Should Equal Tension Be When Fitting or Adjusting Elevator Hoist Ropes?

This paper looks at how accurately hoist ropes should be measured to achieve minimum wear and maximum life. There is a difference of opinion between installers on how equal hoist...

Rope Dynamics

This study explores how transient vibrations arise and why rope vibrations occur. by Phil Andrew, MSc, MPhil and Stefan Kaczmarczyk, PhD Rope vibrations in an elevator system usually result in...

Small Ropes – Aspects for Usage in Elevator Application

This research examines the effects and usage of small-diameter suspension ropes. This paper was presented at Lucerne 2010, the International Congress on Vertical Transportation Technologies and first published in IAEE...

New Generation of Guide-Rail Joints for High-Speed Elevators

by Jesus Sanz and Jose Enrique Fernandez In recent years, the development of new joining systems for guide rails has opened up a new perspective in the concept of the...