Dr. Albert So
Dr. Albert So is an executive board member and scientific advisor of the International Association of Elevator Engineers (IAEE). He is also the academic secretary for the IAEE HK-China Branch and honorary visiting professor of the University of Northampton in the U.K. He serves on the Technical Advisory Group of Elevator World, Inc., and is based in Seattle.
Study on Linear Permanent Magnet Synchronous Machines for Ropeless Lifts
by Albert So and W.L. Chan This paper was presented at Elevcon 2023 in Prague, Czech Republic. Key words: Linear motor, ropeless, permanent magnet, simulation model Abstract It is rather...
Fundamentals of Traffic Analysis
A look at why it should be studied. Why Should We Study Traffic Analysis? An elevator system consists of vertical roads (the shafts) and vehicles (the cars or cabs) inside...
Ropes and Traction
Value: 1 contact hour (0.1 CEU) This article is approved for Continuing Education by NAEC for CET® and CAT®. EW Continuing Education is currently approved in the following states: AL,...
Motor Drive and Control
An introduction to major elevator drives, including history, fundamentals and the future This article is excerpted from your author’s upcoming book, The Elevator: From Basics to Calculus, which discusses key...
On the Development of Occupant Evacuation Elevators
An examination of concepts to use elevators in high-rise emergencies, including history centered on 9/11 The Concept Pre 9/11 The sign, “In case of fire, do not use elevators, use...
Fastest Elevator – A Competition in High Technology
How the speed and height races in the elevator and construction industries have contributed to the solutions of many problems and predetermined the mile-high building. During the past two decades,...
Open Communication Protocols for Elevators, Part 2
In the first article of this series (ELEVATOR WORLD, July 2014), the science and concept of open and interoperable protocols were discussed, with an introduction to the seven layers of...
Open Communication Protocols for Elevators, Part 1
Applications in elevator systems for the popular LonTalk standard are discussed. Compatibility, interoperability, interchangeability, and open and standard protocols have been the hottest terminologies in the building-automation industry over the...
Energy Code Development, Part Two
Part One of this series (ELEVATOR WORLD, April 2014) discussed the history of development of the Code of Practice for Energy Efficiency of Lift and Escalator Installations (CoP) for elevators,...
Energy Code Development, Part One
How the groundbreaking Hong Kong Energy Code was created, leading to a section on elevator energy efficiency. The first code of practice related to energy in Hong Kong is perhaps...
