This paper was first presented at the 2nd Symposium on Lift & Escalator Technologies in September 2012 (www.liftsymposium.org). It is re-published from the Symposium proceedings with the permission of the CIBSE Lifts Group and The University of Northampton The Up-Peak Round Trip Time (UPRTT) method is based upon a traffic pattern presented by George Strakosch…
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Performance time is a measure of how long it takes for a lift to travel between two floors, including opening and closing of the doors. Performance time has a major effect on handling capacity and passenger waiting times. Performance time can be modeled in traffic analysis and simulation through the application of lift kinematics. Formulae…
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C. Mark Boelhouwer (MB), vice-president of Oracle Elevator Co., an elevator-service company with 250-plus employees in 17 U.S. states, recently had the chance to talk with ELEVATOR WORLD (EW) following his recent election as president of the National Association of Elevator Contractors (NAEC). EW: Would you share a bit of your background? MB: I reside…
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The fourth of an annual ceremony was held on August 5 at the Damavand University of Applied Sciences and Technology (DUAST) to promote the Tehran-based Ruzbeh Scientific and Cultural Institute (RSCI). The institute has used the event to award excellence in the Iranian elevator and escalator industry. The country’s oldest industry member, Amir Yazdan, was…
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A wealth of evidence concerning 19th century elevators survives. This evidence includes patents, line drawings, engravings and photographs of elevator machines and system components. However, very little that reveals how elevators were actually installed in buildings has survived. Although this topic was addressed in the section “From Cellar to Attic” in chapter seven of From…
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The Lift expo is incorporated into the broader-scoped MADE expo in Milan, Italy. The Italian lift and escalator industry suffers. It is no secret that in the last four years, new construction petered out in the peninsula, and growth has been flat, at best. This reflects in the order books of lift manufacturers, both large…
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The Council on Tall Buildings and Urban Habitat (CTBUH) event features vertical- transportation sessions by industry leaders. The Council on Tall Buildings and Urban Habitat (CTBUH) held its 9th World Congress in Shanghai, China, on September 19–21, 2012. The venue was Shanghai’s Jin Mao Tower, one of the tallest buildings in a city filled with…
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Automated People Movers submitted by David Cooper, LECS (UK) Ltd. Emirates Air Line is the U.K.’s first urban cable car. It provides a low-emission, direct and accessible link across the Thames River, traveling between two new terminals, Emirates Greenwich Peninsula and Emirates Royal Docks. It was completed in June 2012 and erected prior to the…
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8. Private-Residence Elevators submitted by Farid Waleh, Custom Cabs, Inc. Designed by architect Wallace Cunningham, this La Jolla, California, residence sits atop rocks along the Pacific Ocean. Positioned to face the ocean, its design includes a modern-styled elevator with three landings. To provide an unobstructed view, the elevator cab had to be all glass with…
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7. Accessibility Systems submitted by Richard Draper, Elevert Co. Ltd. Between September 1, 2010, and December 20, 2011, Elevert Co. Ltd. installed a custom-built platform lift in the ground-floor lobby of the Abu Dhabi Presidential Palace for use by VIPs and visiting dignitaries. The circular drum platform lift’s open-through door arrangement operates between the ground…
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