Results 221 to 230 of about 24,300 (338)

Oxidation of Intermetallic Al–Fe–Mo Phases

open access: yesZeitschrift für anorganische und allgemeine Chemie, EarlyView.
The oxidation of ternary intermetallic phases reveals the initial selective oxidation to Al2O3 and a phase segregation into AlMo3 and AlFe. Fe‐rich molybdates result from an intermediate metallothermic redox reaction involving AlFe. Thermal oxidation processes of Al9‐xFexMo3 intermetallic phases are investigated by thermogravimetry, in situ X‐ray ...
Anna K. Weber, Angela Möller
wiley   +1 more source

Arc Resistance Enhancement of Converter Transformer Tank Through Structural Improvements: Simulation and Experimental Validation

open access: yesHigh Voltage, EarlyView.
ABSTRACT Currently, limited research exists on the structural response and protection methods of the converter transformer tank for ± 800 kV ultra‐high voltage direct current transmission project to high energy arc faults. This research investigates the dynamic response and the vulnerable areas of the ultra‐high voltage converter transformer under the ...
Ke Wang   +5 more
wiley   +1 more source

Review of Catenary Icing on High‐Speed Railways: Characteristics, Impact and Countermeasures

open access: yesHigh Voltage, EarlyView.
ABSTRACT The pantograph–catenary system (PCS) is the only path for electrified railway trains to acquire energy. Catenary icing during winter is a common natural phenomenon, which usually leads to the deterioration of the current quality and severely affects the operational safety of trains.
Zheng Li   +7 more
wiley   +1 more source

Static-dynamic constitutive relationships of fused cladding layers on wind turbine broken teeth fabricated by Wire Arc Additive Manufacturing [PDF]

open access: gold
Qiangqiang Zhang   +7 more
openalex   +1 more source

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