Design of Steel Tunnel Liners
The paper presents a detailed development of the fundamental equations for internal pressure design, considering an elastic interaction between the steel liner and the surrounding rock...
Design Considerations for a Penstock Located in an Outlet Tunnel at the Jennings Randolph Dam in West Virginia
The proposed production of hydropower at this flood control-recreation dam involves the installation of a 78 inch diameter steel penstock at the crown of the existing tunnel. The penstock...
Analysis and Rehabilitation of Ambursen Dams
This paper deals with the investigation and analysis of two Ambursen dams located in the upper Midwest. These investigations revealed that the original design contained significant defects,...
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...
A Comparative Hydraulic Model Study of an Orifice Spillway
The results of a hydraulic model study to investigate the feasibility of using an orifice spillway at a generating station in northern Manitoba, Canada are presented. It has been suggested...
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...
Modeling a Small Side Channel Spillway-Model Testing Need Not Be Expensive or Time-Consuming
Effective hydraulic modeling can often be done without sophisticated laboratory equipment and instrumentation, yet provide adequate design information in less time and at less cost than...
A Design Parameter Study of Turbine Draft Tube by Viscous Flow Analysis
Viscous flow analysis based on the full Reynolds-averaged Navier-Stokes equations is being applied to predict successfully turbulent flow characteristics and energy losses in different...
Moose River Air Chamber Design and Performance
The Moose River Hydroelectric Project is a 12.5 MW development located in upstate New York. It employs an underground air chamber to protect the unit and power tunnel from pressure surges...
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...
Tailwater Management for Beneficial Uses
Tailwaters can provide significant benefits for recreation, fisheries, assimilative capacity for treated wastewaters, and water supply for municipalities and industries. Development and...
Geology Related Construction Problems at the Urugua-i Hydroelectric Project
The Urugua-i Hydroelectric Project in north-eastern Argentina consists of an 80 m high roller-compacted concrete dam, 4.4 km long lateral dike, 800 m long power tunnel, and a 120 MW powerhouse....
Vertical Axis Hydro Turbines for Off Grid Installations
This paper describes the design, manufacture and testing of a 5 kW floating VAHT for use in tidal, ocean, and river installations. This work is based on the results of research contracts...
Trouble-Shooting Large Hydroturbine Bearings
Special problems associated with very large thrust and guide bearings and lubrication systems are presented, and cover common trouble spots, with examples. Various large hydroturbine bearing...
Electrical and Mechanical Design, Commissioning, and Performance of the Moose River Hydroelectric Project
The Moose River Hydroelectric Project is a single-unit run-of-river hydroelectric facility located near Lyonsdale, New York, and was developed by a private firm. The generating equipment...
Devil Canyon Powerplant Enlargement Project: Electrical Design Problems and Challenges
Devil Canyon Powerplant is a hydroelectric plant facility of the huge California Water Project. This powerplant is located 5 miles north of San Bernandino. It is currently being enlarged...
Critical Features of Custom Design Hydro Gates
Large hydro gates are custom designed to suit each particular installation. To prevent overlooking a feature that could lead to future problems, a check list of the numerous features should...
Crest Gates Design for Upper Mechanicville
This paper describes the design of flap-type spillway crest gates for the Upper Mechanicville Project, located on the Hudson River near Mechanicville, New York. These gates are being provided...
Oil Hydraulic Design for Turbine Control
The paper addresses three areas of Oil Hydraulic Design for Francis and Kaplan Turbines: smart accumulator condition sensors, high flow servo logic, and high pressures Wicket Gate cylinder...
Considerations to Be Taken in the Design of Speed Increasers for Hydroturbine Service
The paper discusses the incorporation of a speed increaser specification that is primarily functional yet one that will address the cost, reliability, efficiency, and life requirements...
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