Chairlift
A chairlift consists of numerous components to provide safe efficient transport. Every lift involves at least two terminals and may also have intermediate supporting towers. The capacity of a lift is constrained by the motive power, the rope speed, the carrier spacing, the vertical displacement, and the number of carriers on the rope.
About Chairlift in brief
A chairlift consists of numerous components to provide safe efficient transport. Every lift involves at least two terminals and may also have intermediate supporting towers. A bullwheel in each terminal redirects the rope, while sheaves on the towers support the rope well above the ground. The capacity of a lift is constrained by the motive power, the rope speed, the carrier spacing, the vertical displacement, and the number of carriers on the rope. The service brake is located on the drive shaft beside the main drive, before the gearbox. The emergency brake acts directly on the bullwheel. While not technically a brake, an anti-rollbackback device also acts on the Bullwheel. This prevents the potentially disastrous reverse reverse reverse. Tension is provided by a counterweight system or hydraulic rams, which adjust the position of the bull wheel to maintain tension. For most most lifts, the tension is measured in tons. Either Diesel engines or electric motors can function as prime movers. The power can range from under 7 kW to under 5 kW for the smallest lifts, though AC drives are becoming economically competitive. For a long, swift, detachable chairlift up to 750kW for a steep slope, certain DC drives are the most common. The most common AC drives for certain steep slopes are AC drives and AC drives are becoming competitive. The fastest lifts achieve operating speeds of up to 12 ms or 43. 2 kmh. The two-person double chair, which for many years was the workhorse of the ski industry, can move roughly 1200 people per hour at rope speeds of 2.
5 ms. The four person detachableChairlift can transport 2400 people perhour with an average rope speed of 5 ms. Some bi and tri cable elevated ropeways and reversible tramways achieve much greater operating speeds. The rope is the defining characteristic of an elevated passenger ropeway. It stretches and contracts as the tension exerted upon it increases and decreases, and it bends and flexes as it passes over sheaves and around the bullwheels. The fibre core contains a lubricant which protects the rope from corrosion and also allows for smooth flexing operation. Various techniques are used for constructing the rope; Dozens of wires are wound into a strand. Several strands are wound around a textile core, their twist is oriented in the same or opposite direction as the individual wires; this is referred to as Lang lay and regular lay respectively. The number of towers is engineered based on the length and strength of the rope and worst case environmental conditions, and type of terrain traversed. If the lift is a “high-speed” or “express” lift, it is typically referred to as a ‘express quad’ or � “ high-speed six pack”. A one-person lift is “single’, a two- person lift is “double”, a three-person Lift a � ‘triple’ and a four-person lifts are “quads’.
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This page is based on the article Chairlift published in Wikipedia (as of Jan. 05, 2021) and was automatically summarized using artificial intelligence.
