Results 101 to 110 of about 749 (154)

Study of optical techniques for the Ames unitary wind tunnels. Part 3: Angle of attack [PDF]

open access: yes
A review of optical sensors that are capable of accurate angle of attack measurements in wind tunnels was conducted. These include sensors being used or being developed at NASA Ames and Langley Research Centers, Boeing Airplane Company, McDonald Aircraft
Lee, George
core   +1 more source

Passive Islanding Detection Technique for Integrated Distributed Generation at Zero Power Balanced Islanding [PDF]

open access: yes, 2019
Renewable power generation systems have more advantages in the integrated power system compared to the generation due to fossil fuels because of their advantages like reliability and power quality.
Reddy, Ch Rami, Reddy, K Harinadha
core   +2 more sources

An Islanding Detection Method by Using Frequency Positive Feedback Based on FLL for Single-Phase Microgrid [PDF]

open access: yes, 2017
Guerrero, Josep M.   +4 more
core   +1 more source

Microgrids in Active Network Management-Part II:System Operation, Power Quality and Protection [PDF]

open access: yes, 2014
Abu-Sharkh   +85 more
core   +1 more source

Comets: Gases, ices, grains and plasma [PDF]

open access: yes
The program and abstracts of the 97 papers delivered at the colloquium are presented. Cometary nuclei, comet dust, the coma, ion tails, several comet missions, and cometary origin and evolution were ...
Wilkening, L. L.
core   +1 more source

Review, Analysis, and Performance Evaluation of the Most Common Four Active Methods for Islanding Detection in Grid-Connected Photovoltaic Systems [PDF]

open access: yes, 2023
Barkat, Fadila   +7 more
core   +1 more source

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