Results 31 to 40 of about 11,098 (173)

Multilevel Aircraft-Inverter Design Based on Wavelet PWM for More Electric Aircraft

Energies
This paper proposes a comprehensive power system designed for the use of a more electric aircraft power distribution system. Instead of traditional Nicad battery solutions as the energy source of the aircraft power system, lithium battery structures ...
Nurbanu Catalbas, Ahmet Gungor Pakfiliz, Gokhan Soysal   +2 more
doaj   +1 more source

The Design of a Modified PSO Guidance Law Using Predictor and LOS Rate Evaluation

MATEC Web of Conferences, 2016
This paper proposes a modified particle swarm optimization guidance (MPSOG) for the pursuit-evasion optimization problem. If the line-of-sight (LOS) rate equals zero, the curvature of the missile’s trajectory would be smaller and the probability of ...
Lee Yung-Lung, Chen Kuei-Yi, Chen Yi-Wei, Chen Yen-Bin, Liao Sheng-Ju   +4 more
doaj   +1 more source

Design Considerations for the Electrical Power Supply of Future Civil Aircraft with Active High-Lift Systems

Energies, 2018
Active high-lift systems of future civil aircraft allow noise reduction and the use of shorter runways. Powering high-lift systems electrically have a strong impact on the design requirements for the electrical power supply of the aircraft.
J.-K. Mueller, A. Bensmann, B. Bensmann, T. Fischer, T. Kadyk, G. Narjes, F. Kauth, B. Ponick, J. R. Seume, U. Krewer, R. Hanke-Rauschenbach, A. Mertens   +11 more
doaj   +1 more source

Overview of the arc mechanism and extinguishing in the circuit breaker of a more-electric aircraft

工程科学学报, 2023
A more-electric aircraft refers to an aircraft whose secondary power is unified from the traditional multi-energy, such as mechanical energy, hydraulic energy, and pneumatic energy, to the electrical energy, which has the advantages of a simple system ...
Yuan JIANG, Qing LI, Lei MIAO, Meng LÜ, Jian-wen WU, Ming-xuan CHEN   +5 more
doaj   +1 more source

Adaptive Dead Zone Compensation Control Method for Electro-Hydrostatic Actuators Under Low-Speed Conditions

Chinese Journal of Mechanical Engineering
This study proposes an accurate dead zone compensation control method for electro-hydrostatic actuators (EHAs) under low-speed conditions. Specifically, the nonlinear dead zone characteristics under low-speed conditions are summarized based on numerous ...
Haoyi Jiang, Zhenfei Ling, Fengqi Zhou, Maowen Sun, Hao Liu, Lilin Xu, Yeming Yao, Xiaoping Ouyang, Huayong Yang   +8 more
doaj   +1 more source

Review and development trend of fault diagnosis methods for aircraft power supply system

Hangkong gongcheng jinzhan
The aircraft power supply system is the power source of all electrical equipment on board，thus its safety and reliability are pretty important.
QING Xinlin
doaj   +1 more source

Power electronic systems for electric aircraft

, 2020
Electric aviation poses several unique challenges which influence the development of power electronic systems for electric flight. This presentation focuses on the aspects of redundancy, semiconductor material (especially silicon carbide SiC), electromagnetic compatibility and reliability.
Nitzsche, Maximilian, Roth-Stielow, Jörg   +1 more
openaire   +2 more sources

Power control system for lightweight electric aircraft

IOP Conference Series: Materials Science and Engineering, 2021
Abstract This article describes the development and key features of the lightweight electric aircraft power system. The overview includes internals of main power control units and propulsion system rigging, hardware parts selection guide and fail-safe features in hardware and software of aircraft.
F A Zagumennov, A N Varyukhin, A V Kazakov, D I Zhuravlev, V S Zakharchenko, G.S. Ivanov   +5 more
openaire   +1 more source

Concepts and Experiments on More Electric Aircraft Power Systems

Energies
The evolution of aircraft power systems has been driven by increasing electrical demands and advancements in aviation technology. Background: This study provides a comprehensive review and experimental validation of on-board electrical network ...
Andrzej Gębura, Andrzej Szelmanowski, Ilona Jacyna-Gołda, Paweł Gołda, Magdalena Kalbarczyk, Justyna Tomaszewska   +5 more
doaj   +1 more source

Research on the Vibration Characteristics of Non-Axisymmetric Exhaust Duct Under Thermal Environment

Aerospace
The exhaust duct of aero-engine exhibits complex vibration response characteristics under the influence of temperature fields and vibration loads. Taking the non-axisymmetric exhaust duct of turboshaft engine as the object of study, a finite element ...
Jintao Ding, Lina Zhang
doaj   +1 more source