Results 91 to 100 of about 32,013 (220)

Analysis of large power systems [PDF]

open access: yes
Computer-oriented power systems analysis procedures in the electric utilities are surveyed. The growth of electric power systems is discussed along with the solution of sparse network equations, power flow, and stability ...
Dommel, H. W.
core   +1 more source

The fuel cell in space: Yesterday, today and tomorrow [PDF]

open access: yes
The past, present, and future of space fuel cell power systems is reviewed, starting with the first practical fuel cell by F.T. Bacon which led to the 1.5 kW Apollo alkaline fuel cell.
Prokopius, Paul R., Warshay, Marvin
core   +1 more source

Mercury Emissions from Coal-Fired Powerplants [PDF]

open access: yes, 2015
Mercury is a neurotoxic heavy metal that pose a risk to the public as well as the environmental health. It is a naturally occurring element that is released into the environment from the natural or anthropogenic emissions.
Gade, Divya
core   +1 more source

La modernisation écologique vue sous le prisme du nexus technologie-société-environnement : le cas de l’électricité solaire à Tucson (Arizona, États-Unis)

open access: yesDéveloppement Durable et Territoires
Ecological modernization, when it comes to the generation of electricity, supposes a transition towards renewable primary energy sources, like wind or sun, and transition processes are in general analyzed in terms of technical advances and gaps. They are
François-Michel Le Tourneau   +2 more
doaj   +1 more source

Evaluation of Cells Cracks Impact on PV Module’s Performance

open access: yesSiliconPV Conference Proceedings
This work aims to perform an assessment of cell cracks impact on PV module’s performances. Cracks can occur during transportation, severe weather conditions such as hailstorms [1], poor installation practices and manufacturing [2].
Christine Abdel Nour   +3 more
doaj   +1 more source

Influence of MoS2 based nanofluid-MQL on tribological and machining characteristics in turning of AA 2024 T3 aluminum alloy

open access: yesJournal of Materials Research and Technology, 2021
Aluminum (Al) alloys are of particular importance to the aerospace industry owing to the combination of characteristics including strength, ductility, toughness, fatigue life and oxidation resistance as a light metal.
Ayşegül Yücel   +6 more
doaj  

Advanced General Aviation Turbine Engine (GATE) concepts [PDF]

open access: yes
Concepts are discussed that project turbine engine cost savings through use of geometrically constrained components designed for low rotational speeds and low stress to permit manufacturing economies.
Lays, E. J., Murray, G. L.
core   +1 more source

Grid Integration Costs of Fluctuating Renewable Energy Sources

open access: yes, 2014
The grid integration of intermittent Renewable Energy Sources (RES) causes costs for grid operators due to forecast uncertainty and the resulting production schedule mismatches.
Andersson, Göran   +3 more
core   +1 more source

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