In the last decades of the 20th century, microprocessor controls replaced conventional relay controls, and AC variable-voltage drive systems were upgraded with AC VV, variable-frequeny technology. However, one of the most profound advancements in the elevator industry is the ever-increasing application of permanent magnet-synchronous (PMS) gearless traction machines. The AC gearless PMS machine has the…
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Cruise on the Bosporus featured speeches, dinner and traditional entertainment. Ziehl-Abegg Turkey marked 10 years of providing products such as elevator motors, drives, control engineering and components with a dinner cruise on the Bosporus featuring inspiring words from special guests, belly dancing and traditional Turkish music. The mood was upbeat, as the subsidiary reported sales…
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In this Readers Platform, your author talks about how choosing the right counsel can make all the difference. While seemingly narrowly focused, the vertical-transportation (VT) industry is, indeed, multifaceted and affects, or is affected by, a substantial cross-section of the corporate community. Industry participants include equipment manufacturers; service companies; component part suppliers and integrators; developers;…
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This Product Spotlight focuses on the Seattle-based company’s hoists, false car and work basket. Spider® by Safway Group is investing in an expanded elevator product lineup. It has been bringing product innovation, productivity and safety to temporary powered suspended-access applications in the commercial construction, infrastructure, power generation, offshore and wind-energy industries for 70 years. Now,…
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Work abounds in the increasingly more upscale region. High-rise buildings, 1,000-plus-ft. in height, proliferating in southern California? That was unimaginable not that many years ago, but today, such structures – the largest of them known as “supertalls” – are dotting the West Coast landscape in increasing numbers and forming a typically more East Coast/Midwest-style urban…
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Sacramento’s Capitol collaborates with Schumacher, Columbia and GAL/Hollister-Whitney to deliver unique residential project. Sacramento, California, home to approximately 450,000 (more than 2.1 million if one includes the greater metropolitan area), is known as an affordable place to live. It is also full of beauty, with the largest tree canopy in the U.S. and an extensive…
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Details of EC’s elevator control system are revealed in this Product Spotlight. This summer marks the fifth anniversary of the introduction of the Pixel Elevator Control System from Elevator Controls Corp. (EC), headquartered in Sacramento, California. Pixel has matured over these years, expanding both its feature set and applicability to cover a wide spectrum of…
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From Southern California to Washington State, a West Coast construction boom that is transforming skylines means plenty of work for VT companies. Fueled in large part by the technology boom, construction markets in cities on the U.S. West Coast are robust. The most noteworthy tall-building construction is taking place in these cities’ downtowns, where supertall…
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Unintended loss of traction, resulting from component deterioration, for example, is very hazardous and can allow an elevator to move uncontrolled. Four factors determine and control traction: The traction ratio of car and counterweight The area of contact of hoist ropes on the drive sheave The coefficient of friction/friction factor between the hoist ropes and…
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Inaugural event brings approximately 200 professionals to Phoenix to share ideas, work together toward zero-fatality goal. One only needs to be in this industry (or, really, any industry) for a few months to realize people don’t always see eye to eye. There is one topic, however, on which all agree: the importance of safety to…
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