The Effect of Sedimentation on Hydro-Developments
This paper will discuss two major impacts which are the hydro construction on natural stream sedimentation and the sedimentation related problems during hydro operation. The two types...
Performance of Draft Tubes for Small-Hydropower Turbines
Tests of several conical and elbow-type draft tubes were conducted with varying degrees of upstream swirl. This swirl was generated by variable-geometry vanes. Draft tube efficiencies...
Designing a Modern Small-Scale Hydroelectric Plant
STS Consultants, Ltd. (STS) and Skidmore, Owings & Merrill (SOM) successfully teamed on four hydropower sites in Michigan during the 1980's. Three of the four sites...
Milltown Powerhouse Rehabilitation
The Milltown Powerhouse and dam are over 80 years old. The powerhouse and other structures were built in 1906 and are owned by the Montana Power Company. The plant is located on the Clark...
Modern Technology in an Ancient Environment?The Answan II Power Plant
The Aswan II power plant is located at the old Low Aswan Dam in Southern Egypt. This dam was constructed in the early years of the century in order to provide irrigation water for cash...
New Martinsville Hydroelectric Project
The 34MW New Martinsville Hydroelectric Project is presently under construction in West Virginia. Located at Hannibal Locks and Dam near river mile 126 downstream from Pittsburgh, PA,...
Single Conduit Dam Design
In today's arena of increasingly higher costs for major dams, planners and designers are continuing to look into ways of reducing the overall costs for the development of...
Sidney A Murray Jr. Hydroelectric Project
The Sidney A Murray Jr. Hydroelectric Project is being designed and constructed by EBASCO Services Inc. for the City of Vidalia (La) - Catalyst, Old River Hydroelectric Ltd Partnership....
Osoyoos Lake Control Structure
The new Osoyoos Lake Control Structure has been built on the Okanogan River at Oroville, Wa. The site is about 2 miles downstream from the outlet of Osoyoos Lake, and about 9 miles south...
Dongjiang Project and Development of Lei River
Lei River in the south of Hunan Province is a tributary of Xiang River, flowing northward to the Yangtze River. Dongjiang has been selected as the key project to be constructed for hydropower...
Free-Rotor, River-Velocity Turbine
This paper discusses the development of a very simple and inexpensive underwater turbine which will extract power ranging from a fraction of a HP up to 20 HP from the velocity of the running...
Upstream Elbow Tubular Turbines for Low Head Applications
This paper presents standardized Neyrpic tubular turbines for Pontook and ByPass Hydroelectric Projects. Upstream elbow turbines have been selected for those sites. In this paper, the...
Pontook Hydroelectric Project?A Turnkey Case Study
This paper is presented in two parts. The first, presented by B. H. Adams, gives a general overview of the Pontook Project including major physical features and the financed turnkey approach...
The Design of the Nanpil River Hydropower Project
In 1980, the State of Pohnpei (then spelled Ponape) asked the Pacific Ocean Division of the U. S. Army Corps of Engineers to investigate the feasibility of constructing a hydroelectric...
Racine?5 Years of Successful Operating Experience with the World's Largest Bulb Turbines
In September 1982 two bulb turbine generating sets with a runner diameter of 7700 mm and a generator rating of 25 MVA were put into commercial operation at the Racine dam on the Ohio river....
Synchronous Bypass Valves for Hydroplants
The requirement that synchronous bypass valves be provided on most hydroplants and the high cost of suitable valves have created a demand for rebuilt valves. Recently, the Bureau of Reclamation...
Upper Yellow River Projects and Longyangxia Station
The river stretch from Longyangxia to Qingtongxia, with a head drop of 1,465 m in a distance of 1,023 km (including backwater length of the Longyangxia Reservoir) is the focus of this...
Hydropower Development at North Hartland Lake, Vermont
The purpose of this paper is to give a short history of the first hydropower development by non-Federal interests at a Corps of Engineers flood control dam and reservoir within the jurisdiction...
Building Bridges Faster
Guidelines are presented that tell how to write a contract that will lead to radical reductions in the time to build or rebuild a bridge. The article covers how to write an incentive/disincentive...
Design and Construction of Lower Chase Creek Dam
Lower Chase Creek Dam is a roller compacted concrete flood control dam located in a generally dry creek in eastern Arizona. Dam design, including the site investigation and start-up of...
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