Results 101 to 110 of about 19,712 (225)

High pressure rotary piston coal feeder [PDF]

open access: yes
This feeder concept uniquely combines the functions of solids feeding, metering, and pressurization into one compact system. Success with the rotary-piston concept would provide a lower-cost alternative to lock-hopper systems. The design of the feeder is
Gardner, J. F.   +2 more
core   +1 more source

Experimental data and theoretical analysis of an operating 100 kW wind turbine [PDF]

open access: yes
Experimental test data are correlated with analyses of turbine loads and complete system behavior of the ERDA-NASA 100 kW Mod-0 wind turbine generator over a broad range of steady state conditions, as well as during transient conditions.
Anderson, W. D.   +3 more
core   +1 more source

Análisis de materiales con haces de iones generados por un acelerador electrostático

open access: yesBoletín de la Sociedad Española de Cerámica y Vidrio, 2000
An electrostatic accelerator is a very versatile tool for the analysis of the materials elemental composition by means of ion beam based analytical techniques.
Climent Font, A.
doaj  

Baseline tests of the C. H. Waterman Renault 5 electric passenger vehicle [PDF]

open access: yes
The Waterman vehicle, a four passenger Renault 5 GTL, performance test results are presented and characterized the state-of-the-art of electric vehicles. It was powered by sixteen 6-volt traction batteries through a two-step contactor controller actuated
Mcbrien, E. F.   +2 more
core   +1 more source

Prefreshman and Cooperative Education Program [PDF]

open access: yes
Of the 93 students enrolled in the PREFACE program over its four-year history, 70 are still in engineering school. Tables show profiles of student placement and participation from 1973 to 1977 (first semester completed).

core   +1 more source

Flat-plate solar array project. Volume 1: Executive summary [PDF]

open access: yes
In 1975, the U.S. Government contracted the Jet Propulsion Lab. to develop, by 1985, in conjunction with industry, the photovoltaics (PV) module and array technology required for widespread use of photovoltaics as a significant terrestrial energy source.
Callaghan, W., Mcdonald, R.
core   +1 more source

Comparison of blade loads of fixed and free yawing wind turbine [PDF]

open access: yes
The self regulating composite bearingless wind turbine utilizes an automatic pitch control concept and a completely unrestrained yawing degree of freedom.
Bielawa, R. L., Cheney, M. C.
core   +1 more source

The NASA thermionic-conversion (TEC-ART) program [PDF]

open access: yes
The current emphasis is on out-of-core thermionic conversion (TEC). The additional degrees of freedom offer new potentialities, but high-temperature material effects determine the level and lifetime of TEC performance: New electrodes not only raise ...
Morris, J. F.
core   +1 more source

Efficacy of erdafitinib before or after enfortumab vedotin in FGFR3-altered advanced urothelial cancer: analysis of the UNITE collaborative study. [PDF]

open access: yesOncologist
Jiang CY   +34 more
europepmc   +1 more source

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