Results 101 to 110 of about 41,738 (228)
Design and operating experience on the US Department of Energy experimental Mod-0 100-kW wind turbine [PDF]
The experimental wind turbine was designed and fabricated to assess technology requirements and engineering problems of large wind turbines. The machine has demonstrated successful operation in all of its design modes and served as a prototype ...
Birchenough, A. G., Glasgow, J. C.
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Test status and experience with the 7.5 megawatt Mod-2 wind turbine cluster [PDF]
The Mod-2 wind turbine cluster is described. The site preparation and construction activities are discussed, and preliminary test results, status, and plans are ...
Axell, R. A., Woody, H. B.
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Alaska Energy Statistics 1960-2010 Final Report [PDF]
, 2012 Prior to 1985, the federal Alaska Power Administration published the Alaska Electric Power Statistics. Then, the Alaska Energy Authority (formerly the Alaska Power Authority) began gathering statistical data and publishing this annual report.
Converse, Amber +2 more
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EnergiesTubular axial turbines (TATs) play a crucial role in mini and micro hydropower setups that require simplified yet reliable solutions. In very low head scenarios, single regulation in TATs is common, due to economic impracticality of the sophisticated ...
Dario Barsi +3 more
doaj +1 more source
Some alternative dynamic design configurations for large horizontal axis WECS [PDF]
The present U.S. development effort toward large horizontal axis WECS concentrates on the configuration with two rigid blades with collective pitch variation and a yaw gear drive.
Hohenemser, K. H.
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Low-thrust chemical propulsion system pump technology [PDF]
Candidate pump and driver systems for low thrust cargo orbit transfer vehicle engines which deliver large space structures to geosynchronous equatorial orbit and beyond are evaluated.
Sabiers, R. L., Siebenhaar, A.
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Status of the 4 MW WTS-4 wind turbine [PDF]
The WTS-4 is a four-megawatt, horizontal-axis wind turbine presently being fabricated for the U.S. Department of Interior, Bureau of Reclamation, by United Technologies' Hamilton Standard division.
Bussolari, R. J.
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Hydro/Battery Hybrid Systems for frequency regulation [PDF]
, 2019 An innovative Hydro/Battery Hybrid System (HBHS), composed of a hydropower plant (HPP) and a Battery Energy Storage System (BESS) is proposed to provide frequency regulation services in the Nordic Power System (NPS).
Laban, Danilo
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Feasibility study of aileron and spoiler control systems for large horizontal axis wind turbines [PDF]
The feasibility of using aileron or spoiler controls as alternates to pitch control for large horizontal axis wind turbines was studied. The NASA Mod-0 100 kw machine was used as the basis for the study. Specific performance studies were conducted for 20%
Calhoun, J. T. +2 more
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Methods of attenuating wind turbine ac generator output variations [PDF]
Wind speed variation, tower blockage and structural and inertial factors produce unsteady torque in wind turbines. Methods for modifying the turbine torque so that steady torque is delivered to the coupled ac generator are discussed.
Gold, H.
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