Sluice Gates Articles & Analysis
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Automatic Flow Control Valves Solve Raw Water Management Challenges
For all the historical and natural charm of Greenville, S.C., efforts to serve the city's water customers were hampered by raw water management challenges at a nearby reservoir. A new automatic flow control valve provided Greenville Water, City of Greenville Commission of Public Works, with a customized solution. Greenville is situated about halfway between Charlotte, N.C., and Atlanta, up ...
By Cla-Val
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Rotork site services provide a simplified flood defence solution
There are many good reasons for introducing a level of automation to river sluice gates which are old and manually operated. Sluice gates are vitally important for defending against flooding during periods of persistent rainfall, when swift and reliable operation can prevent serious disruption and damage to property. Alternatively, during periods of drought, sluice gates play an important role in ...
By Rotork plc
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Speaking in tongues - Deciphering the language of flood resilience for architects
Jargon Most industries and professions are guilty of it. It makes communication easier among those in the know but jargon can often isolate or shut out those who don’t quite understand it and the field of flood resilience is no different. In an attempt to bridge the gap between two related but often disparate fields, this article will demystify some terms that are used widely within ...
By Aquobex
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Hydrodynamic modelling of a regulated Mediterranean coastal lagoon, the Albufera of Valencia (Spain)
Coastal lagoon hydrodynamics are strongly influenced by sea water exchange, especially when the connection between the lagoon and the sea is artificially regulated. These situations increase the complexity of the hydrodynamic regime, requiring the use of numerical models to understand their behaviour. Traditionally, one-dimensional models have been used, although in recent years, the ...
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Free-surface flow simulations for discharge-based operation of hydraulic structure gates
We combine non-hydrostatic flow simulations of the free surface with a discharge model based on elementary gate flow equations for decision support in the operation of hydraulic structure gates. A water level-based gate control used in most of today's general practice does not take into account the fact that gate operation scenarios producing similar total discharged volumes and similar ...
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River weir upgrade illustrates Rotork’s extended scope capabilities - Case Study
Sector : Water & Waste Water Category : Electric Actuators, Services Products : IQ - Standard, Extended Scope Overview Rotork is well known for supplying flow control equipment for new and upgraded industrial plants and processes on a global scale. In these contracts, often involving tens or hundreds of valve actuators and associated control equipment, Rotork works with valvemakers, ...
By Rotork plc
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Proactive Dredging: A Little Now or a Lot Later
By Isaiah Helm, Applications Engineer, SRS Crisafulli If public works departments had a list of fun things to do, dredging sediment out of holding ponds would not be on it. It’s like cleaning the shower in your bathroom. Whether you make it a frequent quick job or an occasional laborious task, time and effort must be set aside to maintain a fixture that is as critical as it is ...
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Lake Fort Smith dam & reservoir enlargement
Client: City of Lake Fort Smith, Ark. Completion Date: 2006 Services Provided Intake tower with microtunnels Road relocation Raw water lines Outlet works Pressure reducing station Dam embankment Principal spillway Auxiliary spillway Project Summary Burns & McDonnell, together with Shannon & Wilson as principal geotechnical consultant, completed the final design phases for ...
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A novel technique proposed for automatic control of small hydro power plants
A new scheme is proposed for the speed control of hydro turbines. Power can be controlled by controlling the rotary motion of the spear valve or linear motion of the sluice gate. In this paper, necessity for speed control, various function of governors, types, speed regulation of micro-hydroelectric power plants, functional block diagram of power generation and control system general models for ...
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