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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...

Turbine Improvements through Model Testing, a Case Study
An air-flow, propeller type, rim-drive turbine is being manufactured to be used in sites with heads ranging from 12 to 28 feet. A laboratory turbine model study was conducted to optimize...

Field Efficiency Tests of a Large Pump-Turbine
The New York Power Authority's Blenheim-Gilboa Pumped Storage Project began commercial operation in 1973. In 1987, the Authority initiated a study of the existing pump/turbines...

Murray?Commissioning Maxi Hydro with Mini Flow
The Murray Hydroelectric Project contains two of the largest pit turbines in the world. An existing dam constructed for navigation and flood control on the Arkansas River, Lock and Dam...

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...

65 MW Bulb Turbine Generating Unit for Tadami Project
The Tadami Hydro-electric Power Project (Tadami Project) of the Electric Power Development Co., Ltd. (EPDC) - Japan is now under construction and is scheduled to be in commercial operation...

Acoustic Flowmeter/Efficiency System Installation at the Niagara Power Project
The New York Power Authority's Robert Moses Niagara Power Project (RMNPP) recently installed an acoustic flowmeter/efficiency system on two 150 MW rated generators. This paper...

Model Tests for Six-Jet Vertical Pelton Turbines for Bradley Lake Hydroelectric Project
A model of a six-jet vertical Pelton turbine, including the spiral distributor, 50 feet of penstock, discharge chamber, and short free-surface tailrace was designed, built, and tested...

Field Efficiency Testing of Hydroelectric Turbines
The wide variability of conditions encountered in field testing of turbines is illustrated by examining two case studies with widely different scenarios. One site involved field acceptance...

Turbine Efficiency Measurements by the Pressure-Time and the Current-Meter Method at Paugan
Paugan generating station was built in the 1920s. Although the generators were converted from 25 Hz to 60 Hz in the mid 1950s, the original runners were in place until recently when a...

Design and Efficiency Testing of a Cross-Flow Turbine
An inexpensive American-made cross-flow turbine was designed, manufactured, and installed at a remote run-of-river site in Northern California. The 400 kW unit includes an innovative automatic...

Hydropower Development at Corps Lakes in Texas
This paper examines case studies of hydropower development at Corps of Engineers lakes in Texas. Hydropower development examined includes installations by the Corps of Engineers as well...

Planning and Operation of Hydropower Development on a Navigation System, a Case Study
This paper examines the steps taken to optimally develop the hydropower plant at Lock and Dam No. 13 on the Arkansas River as part of an existing multiple use system. The specific items...

The High Line Canal Hydroelectric Project: Micro Hydro for a Macro Utility
The High Line Canal Hydroelectric Project is rated at 530 kilowatts (kW), and features benefits that accrue due to relatively low costs of $2,100 per installed kW, average annual energy...

320 KW Hydro Power Plant for Tenwek Hospital, Kenya, East Africa
Due to increasing demand for medical care and growth of hospital and staff facilities, a less costly source of electrical power was needed for the Tenwek hospital to replace the diesel...

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...

Case Study in the Rehabilitation of a Pumped/Storage Installation - Salina Powerhouse Grand River Dam Authority
This paper presents a specific case study in the rehabilitation of a pump/turbine for the Grand River Dam Authority at its Salina plant. The study addresses problems such as cavitation...

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...

 

 

 

 

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