Bonneville I Powerhouse Station Service Unit Rehabilitation
This paper presents the work being done towards the rehabilitation of the Bonneville I station service unit. The rehabilitation of this unit includes a generator rewind, excitation system...
The Construction of the Sidney A. Murray, Jr. Hydroelectric Power Plant
The project, consisting of eight 8.2m bulb turbines rated at 192MW, is located in the State of Louisiana and will use a portion of the water diverted from the Mississippi River to the...
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...
Feasibility, Licensing and Design: Bradley Lake Hydroelectric Project
This paper describes the licensing, environmental, engineering, and design aspects of the project. Due to the project's remote location and geological setting, the paper will...
Retrofitting of Hydro Electric Generators with Bus Fed Solid State Excitation Systems
The Northern Hydro Division has completed retrofitting the excitation systems on 22 generating units ranging in output from 1 to 95 MWatts. The Big Creek Hydro Project upgraded these systems...
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...
Hydroelectric Generator Rewinding Pitfalls and Means to Ensure Success
The failure or success of generator rewinding begins well before the actual rewind, and many of the pitfalls can be avoided if owners take some very important steps prior to the rewind...
Problems Associated with Large Hydro Generators
Since the early 1950s, hydro generators have increased in size from the 50 MVA range to much larger units employed today, many of which are in excess of 500 MVA. Such a tenfold increase...
Understanding Generator Static Excitation System
This paper explains some of the basic terms and features associated with a static excitation system (SES) to enable non-specialists to specify it according to their requirements. A simple...
Replacement of Computer Control at John Day Powerhouse
One of the first projects chosen by the Corps of Engineers for computer control was the John Day Project on the Columbia River. John Day powerhouse was completed in 1971 and has 16 generators...
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...
Distributed Control Applications for Utility Hydroelectric Plants
In 1984, Washington Water Power began a program to improve monitoring and control systems for hydroelectric plants. The control systems being improved with distributed control equipment...
Uprating, Modernization and Automation of a Vertical Francis Turbine Generating Unit
The power demands of the Boise Cascade Paper Mill in Rumford, Maine are partially satisfied by two hydro-generating plants located in the near vicinity. In 1984 several factors prompted...
Design and Installation Concepts for High Capacity Pump/Turbines
This paper discusses the pre-planned field welding and machining operations utilized for six (6) large pump/turbines, each capable of 508 MW at Virginia Power Company's Bath...
Reduced O&M Costs through Better Metallurgy
There are many areas in hydroelectric power plants where better materials of construction can reduce operation and maintenance (O&M) costs. Some of the most nagging problems deal...
Pit Turbines, an Economical Solution for Low Heads
The paper describes the experience with pit turbine design and construction at the 8 MW St. Cloud facility located on the Mississippi River in Minnesota. Major topics in the paper include...
Turnkey Hydropower at St. Cloud
The St. Cloud Hydroelectric Project is located at an existing dam on the Mississippi River in St. Cloud, Minnesota. The project consists of a two-gated spillway and an 8.6-megawatt powerhouse...
Nanpil River Hydropower Project
The Nanpil River Hydropower Project is located on the island of Pohnpei in the Federated States of Micronesia, East Caroline Islands located in the Pacific Ocean. The project consists...
Devil Canyon Powerplant Enlargement
This paper presents the design and construction aspects of the enlargement of the existing Devil Canyon Powerplant from 120 MW to 280 MW. Subjects covered include site geology, powerhouse...
Manicouagan 5?Additional Capacity Project
This paper, after presenting briefly the evolution of the peak demand characteristics of the Hydro-Quebec grid and what caused it, describes how newly installed capacity and equipment...
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