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Interbasin Transfers: An Issue in Search of a Policy
Increasing demands for water combined with recent droughts have increased the search in many regions for new sources of water. High on the list of alternatives are always interbasin transfers....

Water Marketing in California
In one of the world's consummate entrepreneurial environments, a commodity as vital as water is so difficult to buy and sell. Why has water marketing become widely used in...

Water Supply and Conservation in a Desert City
The city of Phoenix, a fast growing metropolitan area, set in the northern reaches of the Sonoran Desert, seems to have reached the limits of the western water frontier. Presently, Phoenix...

Computer Control of Water Systems: Practical Considerations
Presented are some applications projects and procedures concerned with modeling and control of water supply and distribution systems. The work has resulted in the development of a suite...

Optimal Control of the West Parisian Area Water Supply Network
The West Parisian Area regional office of Lyonnaise des Eaux has been equipped with computer-aided optimal decision-making software, using daily water demand forecasts. This tool calculates...

Localized Mixing for Improvement of Hydropower Releases from J. Percy Priest Reservoir
The J. Percy Priest Project, located on the Stones River near Nashville, TN, experienced low dissolved oxygen (DO) in the tailwaters during hydropower generation. Using commercially available...

Hydropower Development under the Utility Concept of Least Cost Utility Planning
The impetus behind 'Least Cost Utility Planning' (LCUP) is that if new generation or purchased power could be deferred, the resultant savings could be used to...

Overview of EPRI's Hydro Program
The near term objective of the Electric Power Research Institutes (EPRI) Hydro Program is to provide practical and easily used research results and industry guides in the areas of dam...

Utility Options for Meeting Dissolved Oxygen Limits for Hydroelectric Power Plant Discharges
Due to increased attention by regulating agencies to the dissolved oxygen levels of water released through hydroelectric power plants, the Electric Power Research Institute has developed...

Improvement of Dissolved Oxygen Levels at Shepaug Hydro Station
Discharge from Shepaug Dam in Connecticut fall below the state standard for dissolved oxygen in summer and early fall, because of thermal stratification of the upstream eutrophic reservoir....

Water Quality Studies for Hydro Licenses
Three case studies on the impact of hydro operation on dissolved oxygen concentration performed for hydro license applications are utilized in a discussion of water quality issues. A negative...

Waterpower '89
The 1980's have been characterized as an era of uncertainty for world energy including future demand for energy, fuel prices and availability, regulatory constraints, environmental...

Hydropower Development of the Hongshuihe, China
Power is the predominant factor in the development of the Hongshuihe River. The Province of Guangdong is the most highly developed area in the Pearl River Basin, where the fast growing...

Hydro Development on the Huallaga River in Peru
The proposed Chaglla Hydroelectric Project, is located on the Huallaga River in Central Peru, about 300 km north east of Lima. The available gross head of 870 m and regulated flow of 58...

Optimizing Hydropower Potential Using Water Management Techniques
The development of hydropower facilities at existing dams creates an interesting dilemma to both public and private hydro developers: Is the proposed development the best-adapted use of...

Generator/Motors and Adjustable-Speed Drives for Waddell Pumped-Storage Plant
This paper describes the pumping and generating units and associated electrical equipment planned for Waddell Pumped-Storage Plant. Waddell Pumped-Storage Plant is to be located near Phoenix,...

The Stanley Canyon Conduit Hydroelectric Project
The Stanley Canyon Hydroelectric Project is an excellent example of the maximum use of a natural resource. The project is a combined water supply and hydroelectric facility which received...

An Analysis of Hourly Water Use in Austin, Texas
While it is possible to calculate water use over a fairly short period of time, this only yields a single value for peak use. It does not give a comprehensive understanding of the frequency,...

IWR-Main?Version 5.1?An IBM-PC or Compatible Water Use Forecasting System
The IWR-MAIN water use forecasting system is a sophisticated and flexible computer program designed for estimating and forecasting municipal water requirements. The IWR-MAIN system is...

Instituting Increasing Block Rate Pricing as a Water Conservation Measure
The objective of this paper is to demonstrate the benefits of an increasing block rate pricing policy as a water conservation measure. By changing the pricing structure, demands will change...

 

 

 

 

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