Results 111 to 120 of about 123,968 (236)

Energy requirement for the production of silicon solar arrays [PDF]

open access: yes
Photovoltaics is subject of an extensive technology assessment in terms of its net energy potential as an alternate energy source. Reduction of quartzite pebbles, refinement, crystal growth, cell processing and panel building are evaluated for energy ...
Lindmayer, J.   +3 more
core   +1 more source

Photovoltaic stand-alone modular systems, phase 2 [PDF]

open access: yes
The final hardware and system qualification phase of a two part stand-alone photovoltaic (PV) system development is covered. The final design incorporated modular, power blocks capable of expanding incrementally from 320 watts to twenty kilowatts (PK ...
Marshall, N. A., Naff, G. J.
core   +1 more source

Comparison of electrically driven lasers for space power transmission [PDF]

open access: yes
High-power lasers in space could provide power for a variety of future missions such as spacecraft electric power requirements and laser propulsion. This study investigates four electrically pumped laser systems, all scaled to 1-MW laser output, that ...
Conway, E. J.   +4 more
core   +1 more source

Measurement techniques and instruments suitable for life-prediction testing of photovoltaic arrays [PDF]

open access: yes
Array failure modes, relevant materials property changes, and primary degradation mechanisms are discussed as a prerequisite to identifying suitable measurement techniques and instruments.
Carmichael, D. C.   +6 more
core   +1 more source

The ERDA/LeRC photovoltaic systems test facility [PDF]

open access: yes
A test facility was designed, and built to provide a place where photovoltaic systems may be assembled and electrically configured, to evaluate system performance and characteristics.
Forestieri, A. F.
core   +1 more source

Development of an Accelerated Test Design for Predicting the Service Life of the Solar Array at Mead, Nebraska [PDF]

open access: yes
Potential long-term degradation modes for the two types of modules in the Mead array were determined and judgments were made as to those environmental stresses and combinations of stresses which accelerate the degradation of the power output ...
Carmichael, D. C.   +5 more
core   +1 more source

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