Opportunities for Innovation in Construction Equipment and Methods
New applications and other significant driving forces indicate a strong opportunity for innovation in construction equipment and methods. Investigations of other industries provide a rich...
Automated Position and Control Systems Using Lasers and Electromagnetic Signals
Positioning is a crucial area in the successful integration of CAD data into the construction process. This paper looks at several areas of positioning using lasers and electromagnetic...
High Speed Multi-Link Automated Control
A new manipulator control technique is being investigated with potential for improving equipment life and productivity without requiring more operator training. It can retrofit to multi-link...
Real-time Monitoring of Heavy Equipment in Open Pit Mines
This paper reports on a system with local intelligence to interpret on-board signals. Existing sensors, pressure switches, warning lights, relays, and on-board monitoring systems provide...
Private Owner Expectation of the Resident Engineer
Traditional project goals invariably distill to achieving a high quality project that is on time and within budget. In meeting these goals, todays resident engineers must do far more than...
Who Pays for the Unexpected in Construction?A Contractor's Viewpoint
There are two categories of 'unexpected' conditions inherent in a construction contract. The first are what might be regarded as normal construction risk such...
Future Hydropower Development
Hydropower development and management in an era of uncertainty is the theme of this Waterpower '87 conference and reflects the current mood of the U. S. hydropower development...
The Outlook for the Hydro Business
Hydropower business activity has grown in the eight years since the WATERPOWER conferences began in 1979. During this time, however, small hydro has faced many ups and downs. Relicensing...
Hydropower Development for Hawaii
A site specific, evaluation technique is being studied to examine hydropower potential based on an operations research approach for micro- and mini-hydropower systems under established...
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...
Small Hydro Studies in Northern Thailand
As part of the Thai Government's programme of rural electrification, Balfour Beatty Engineering (BBE) has been assisting the Provincial Electricity Authority (PEA) in the...
Pumped Storage and Compressed Air Storage, A Comparison
Pumped storage hydroelectric power plants and compressed air energy storage (CAES) plants are used for peaking and intermediate duty on electrical utility load systems. In comparing pumped...
New Opportunities for Pumped Storage Projects
A variety of design, economic, power supply, and environmental factors are combining which will bring a resurgence to the interest in developing pumped storage projects in the early 1990's...
Refurbishment and Modernization of Hydro Plants
In order to assemble experiences, settle and systematize the problems connected with rehabilitating and redeveloping hydro power plants and to work out proposals a project titled 'Refurbishment...
Outage Time and Its Effects on Rehabilitation Philosophy ? A Case Study
The Abitibi-Price Paper Mill located in Grand Falls, Newfoundland presently has eight (8) hydro-generating units in operation to assist in offsetting the power demands created through...
Expansion of Three Plants on the Saranac River
The capacity of three cascading hydro power plants, owned and operated by New York State Electric and Gas Corporation on the Saranac River near Plattsburgh, was expanded by a total of...
Selection of Jim Falls Turbine Generators
The selection of the unit configuration for the Northern States Power Company's Jim Falls Hydro Redevelopment Project was based on an extensive evaluation of various turbine...
Rehabilitation of Existing Hydro, Our Oldest Natural Resource
With renewed interest in hydro, many old sites are being rehabilitated to achieve maximum power output and higher efficiencies. Rehabilitated plants are now performing at optimal levels,...
Probabilistic Capacity Value of Nonfirm Hydro Energy
Electric utilities with a predominant mix of hydro generation traditionally apply Energy Planning criteria rather than Capacity Planning criteria in developing their generation resources...
Equipment Selection and Site Optimization Based on Energy Considerations
Most new hydro plants contribute little or nothing to overall system capacity. Therefore, traditional evaluation techniques based on dollars per installed kilowatt have no relevance when...
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