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A wicket gate around the outside of the turbine's rotating runner controls the rate of water flow through the turbine for different power production rates. Francis turbines are usually mounted with a vertical shaft, to isolate water from the generator.
A wicket gate, or guide vane, is a ring of gates (or vanes) surrounding a water turbine which control the flow of water entering it; varying the aperture between them manages the rate of the turbine's spin, and thereby the amount of electricity generated.
Casing/ Involute: Typically the Runner shaft bearings, rotating seals, guide vane assembly and inlet tube are mounted to the casing; Guide Vanes: In liquid turbines these are also sometimes referred to as Wicket gates. These convert some of the pressure energy into momentum energy, but their main functions are to control the flow rate and ...
A Bonneville Dam Kaplan turbine after 61 years of service. The Kaplan turbine is a propeller-type water turbine which has adjustable blades. It was developed in 1913 by Austrian professor Viktor Kaplan, [1] who combined automatically adjusted propeller blades with automatically adjusted wicket gates to achieve efficiency over a wide range of flow and water level.
A wicket gate is also used for a stand-alone gate that provides convenient secondary access, for example to the rear of a walled park or garden. The cricket term "wicket" comes from this usage. [7] "The Wicket Gate" is an important feature in John Bunyan's 17th-century Christian allegory The Pilgrim's Progress. As the first stage of the journey ...
Stocks remained on edge to kick off the week as Trump resumed his tariff threats against Mexico and Canada. But analysts have largely shrugged off recent sell-off action after Wall Street ...
CVS just announced that it’s giving customers the ability to unlock the products they want with a new app, but it’s so complicated and intrusive that many people probably won’t use it.
Planning a trip around a wine festival is an easy way to get a lot of bang for your travel buck while still having a socially and culturally enriching experience.