Results 51 to 60 of about 185,594 (366)

Evaluating Aero-Engine Cable Harness Shielding Effectiveness Against Electromagnetic Noise Using Integrated Digital Models

open access: yesIEEE Access
Aero-engine control systems need to be immune to electromagnetic (EM) noise and function reliably in EM environments during the entire flight to guarantee flight safety.
Bowen Wang, Shuyan Zhang, Zhe Zhang
doaj   +1 more source

Advanced Ceramics in Aerospace and Defense: The Interrelationship between Traditional and Additive Manufacturing Approaches

open access: yesAdvanced Materials Technologies, EarlyView.
Additive manufacturing revolutionizes production by enabling on‐demand, customized, and sustainable manufacturing with streamlined supply chains. While metal and polymer AM are well‐established, advanced ceramic AM is rapidly emerging, overcoming traditional material challenges.
Kateryna Oleksandrivna Shvydyuk   +2 more
wiley   +1 more source

Sagnac Interference-Based Contact-Type Fiber-Optic Vibration Sensor

open access: yesPhotonics
The observation and evaluation of vibration signals is crucial for enhancing engineering quality and ensuring the safe operation of equipment. This paper proposes a fiber-optic vibration sensor based on the Sagnac interference principle. The polarization-
Hongmei Li   +8 more
doaj   +1 more source

Local stress analysis of a defective rolling bearing using an explicit dynamic method

open access: yesAdvances in Mechanical Engineering, 2016
This article provides insights into the localized stress in a defect zone of the rolling bearings when the rolling elements pass through the defect. A dynamic finite element model of a rolling bearing with an artificial round defect in its outer raceway ...
Zhinan Zhang, Weimin Ding, Huifang Ma
doaj   +1 more source

Energy Consumption Optimization in Trajectory Planning for Fuel Cell Hybrid Uavs Based On HMPC

open access: yesAdvanced Robotics Research, EarlyView.
The endurance limitation of multirotor drones is a critical challenge. This study adopts a hybrid power system of fuel cells and lithium‐ion batteries. Using Nondominated Sorting Genetic Algorithm II, it integrates trajectory planning with energy management optimization.
Xindi Wang   +7 more
wiley   +1 more source

Collision‐Resilient Winged Drones Enabled by Tensegrity Structures

open access: yesAdvanced Robotics Research, EarlyView.
Based on structures of birds such as the woodpeck, this article presents the collision‐resilient aerial robot, SWIFT. SWIFT leverages tensegrity structures in the fuselage and wings which allow it to undergo large deformations in a crash, without sustaining damage. Experiments show that SWIFT can reduce impact forces by 70% over conventional structures.
Omar Aloui   +5 more
wiley   +1 more source

AN ADAPTIVE MODEL-BASED FRAMEWORK FOR PROGNOSTICS OF GAS PATH FAULTS IN AIRCRAFT GAS TURBINE ENGINES

open access: yesInternational Journal of Prognostics and Health Management, 2019
This paper presents an adaptive framework for prognostics in civil aero gas turbine engines, which incorporates both performance and degradation models, to predict the remaining useful life of the engine components that fail predominantly by gradual ...
Ogechukwu Alozie   +4 more
doaj   +1 more source

Using different machine learning approaches to evaluate performance on spare parts request for aircraft engines [PDF]

open access: diamond, 2020
Antonio Capodieci   +5 more
openalex   +1 more source

Lightweight, low compression aircraft diesel engine [PDF]

open access: yes
The feasibility of converting a spark ignition aircraft engine to the diesel cycle was investigated. Procedures necessary for converting a single cylinder GTS10-520 are described as well as a single cylinder diesel engine test program.
Bachle, C. F.   +3 more
core   +1 more source

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