Simulations of Multireservoir System Operation
Simulation modeling has evolved from a direct examination of operating policies into operational decision support systems, integrated multiple use expansion planning systems and special...
First 10 Years of Operation of
The first turbine of the La Grande hydroelectric Complex (Quebec, Canada) was commissioned in october 1979. Since then, five reservoirs, two rivers diversions, three power stations with...
Sediment Evacuation System for Impounded Rivers
Current solution techniques for the reservoir sedimentation problem are presented and their rationale questioned. The need for focusing on the overall river transport regime is emphasized....
How Many Years to Fill with Sediment, a Sediment Study of Lake Powell on the Colorado River
A study to determine the current capacity and to update information on the life expectancy of Lake Powell was conducted by the Bureau of Reclamation. The study documented the present storage-elevation...
Hydrometric Networks Serving Hydropower Needs
The Water Resources Branch is the national agency that collects, interprets and disseminates standardized surface water quantity and sediment data and information in Canada. The Branch...
Vibration Measurements in Condition Monitoring
Vibration measurements as condition monitoring helps discovering defects and wear at an early stage, and is used to plan repairs and maintenance according to plans for water consumption,...
Automation of Existing Dam Control Schemes
For installations that are already in operation, the following advantages are obtained from installing new electronic equipment: In the case that the dam or certain measuring stations...
Trashrack Cleaning?A Job Requiring Utmost Care
During the last few years, the tendency in most industries has been towards more automation. Hydro has been no exception. Trashrack raking machines have followed this trend, and automatic...
Management System for Power Plants Tecaid Maintenance System
Operational conditions and production levels are maintained at consistently higher levels when a planned maintenance system is used. Initial operational expenses for a planned maintenance...
Intake Towers and Outlet Tunnels Adapted for Hydro
An intensive design project was undertaken with the objective of retrofitting two U.S. Army Corps of Engineers (COE) dam sites for hydroelectric power generation. The challenge of designing...
Design and Construction of the Moose River Hydroelectric Project
The project's main features are: a 7 ft high, 240 ft long cast-in-place concrete overflow weir; bell mouth entrance concrete intake structure with trashrack and trashrake;...
Uplift Pressure below Gravity Dams on Rock
The magnitude of the uplift force at the base of a concrete gravity dam founded on rock is strongly dependent on the properties of the discontinuities within the rock mass. This paper...
Tunneling through an Existing Concrete Masonry Dam
The Gregory B. Jarvis Hydroelectric Project is located in Upper New York State on the West Canada Creek. Existing facilities include a non-overflow concrete gravity dam, 65 feet long and...
China's Ertan Hydroelectric Project
Ertan will be a major hydroelectric project on the Yalong River in China. The project consists of a 240 m high arch dam, two tunnel spillways, an overflow spillway, mid- and low-level...
The Modification of Leroy Anderson Dam
An extensive modification program has been implemented to improve the safety and enhance the performance of the Leroy Anderson Dam. The Leroy Anderson Reservoir has a maximum storage of...
Dam Rehabilitation and Fish Lift Design at the Pejepscot Hydroelectric Project
The rehabilitation work on the existing rockfilled timber crib dam comprised an assessment of the existing dam stability; analysis of the existing hydraulic conditions to establish the...
J. C. Boyle Hydroelectric Project Spillway Model Study
The J.C. Boyle Hydroelectric Project is an 80 MW facility near Klamath Falls, Oregon. The project consists of a concrete canal, tunnel, parallel penstocks and two Francis turbines. Upstream...
Freeboard Allowances for Chute Spillways
Allowances must be made for the physical phenomena which cannot be modelled, such as wave action, air bulking, splash and spray; the simplifications of behaviour implicit in the calculations;...
Hydraulic Model Studies - Sidney A. Murray Jr., Hydroelectric Plant
The power plant is located at the Old River Control of the Lower Mississippi River (Louisiana). It consists of an intake channel about 5000 ft long, a power plant with eight bulb units...
Hydraulic Model Tests of Flow around Penstock Suspended inside the Tunnel for Design of a Small Hydro
The proposed hydropower project in the State of Virginia involves design and construction of a steel penstock hung from the crown of an existing outlet tunnel at this U.S. Army Corps of...
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