Status of Hydropower Development at Corps of Engineers Dams
The Corps of Engineers is the largest single supplier of hydroelectric power in the United States with 74 projects and an installed capacity of 20,839 MW. In addition, 33 Corps projects...
Project Evaluation?Don't Miss the Boat
The hydroelectric developer is faced with many decisions during the evaluation stage. These include determining the size of the project, financial analysis to be used, type and number...
An Investigation of a Pumped Storage Hydropower System
In order to provide a realistic basis of determining the viability of a wind-powered hydroelectric system at a potential site, an evaluation technique has been developed. Basically, this...
Challenging Site Conditions Lead to Unusual and Innovative Powerhouse Design Features
Pacific Gas & Electric Company's recently completed Newcastle Powerhouse is located on the shore of Folsom Lake near Auburn, California. The $26 million facility uses...
Lopez-Angostura Power Tunnel
The Lopez-Angostura Project is located on the Yaque del Norte River in the Dominican Republic near the City of Santiago. A 24 m high dam, a 3.6 km long power tunnel, a pit powerhouse with...
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...
Cofferdams: An Integral Part of Small Hydro Design
Cofferdam construction costs can be a major factor in the viability of a small hydro development. For this reason, cost-effective design and construction are critical. A cost-effective...
Flashboard Alternatives Including Rubber Dams
This paper reviews some common flashboard methods used in the northeastern part of the U.S., and discusses the advantages and disadvantages of each type. The inflatable rubber dam is presented...
Hydraulic Features of Canyon Lake Hydropower Plant
The original hydraulic features of the Canyon Lake dam were well adapted to the addition of hydropower. Design, construction and anticipated operational details of the added hydropower...
Licensing the Moose River Hydroelectric Project
This paper describes environmental considerations in the licensing and permitting of the Moose River Hydroelectric Project, a 12.2 MW development in Central New York State. It illustrates...
Effects of the Environmental Approval Process on Project Scheduling and Economics
The environmental approval process is fundamental to the permitting of hydropower projects. Recent changes in permitting requirements has had a significant effect on the cost and schedule...
EPRI's Hydro Relicensing Strategy
The most successful relicensing program is anticipated to involve an aggressive, proactive strategy as follows: select a small, responsive management team to make the decisions concerning...
Newfoundland's First Arch Dam Construction Versus Climate
Paradise River arch dam is located in a narrow box canyon about 50 m deep and less than 10 m wide at streambed. It is a thin arch dam, especially sensitive to temperature loads, thus contraction...
Financing and Marketing Feasibility Tests for Proposed Federal Hydroelectric Power Projects
The Southwestern Power Administration (SWPA), an agency of the Department of Energy, is responsible for marketing the power and energy produced at Federal hydroelectric power projects...
Evaluation of Hydro Facilities for Sale to Another Utility
STS Hydropower had been contacted by a major industrial client near one of the STS regional offices for the purpose of evaluating both the technical and financial status of several operating...
New Martinsville Hydroelectric Project
The New Martinsville Hydroelectric Project consists of a dual bulb unit, 34 MW powerhouse constructed at an existing lock and dam navigation facility. The project was completed on budget...
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...
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...
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...
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