Results 271 to 280 of about 1,306,417 (313)

Digital twin-driven optimization of gas exchange system of 2-stroke heavy fuel aircraft engine

, 2020
Multiple parts in gas exchange system of 2-stroke heavy fuel aircraft engine with poppet valves lead to complicated manufacturing and inefficient assembly.
Zheng Xu, Fenzhu Ji, S. Ding, Yunhai Zhao, Yu Zhou, Qi Zhang, Farong Du   +6 more
semanticscholar   +1 more source

Predictive Maintenance of Aircraft Engine using Deep Learning Technique

Information and Communication Technology Convergence, 2020
In this paper, an accurate algorithm to estimate remaining useful life of aircraft engine is proposed. Since the aircraft engine has a low fault tolerant, meaning that a little faulty in the system can lead to catastrophic conditions, an accurate and ...
Ade Pitra Hermawan, Dong-Seong Kim, Jae-Min Lee   +2 more
semanticscholar   +1 more source

Experimental study of the anti-knock efficiency of high-octane fuels in spark ignited aircraft engine using response surface methodology

, 2020
Aviation gasoline contains tetraethyl lead to aid on knocking in spark-ignited aircraft engines. Tetraethyl lead in aviation gasoline is the cause of severe health effects and is considered as human carcinogenic compound. Piston aviation fuels initiative
T. Kumar, R. Mohsin, Z. A. Majid, M. F. A. Ghafir, A. M. Wash   +4 more
semanticscholar   +1 more source

Predictive control of air-fuel ratio in aircraft engine on fuel-powered unmanned aerial vehicle using fuzzy-RBF neural network

Journal of the Franklin Institute, 2020
Air-fuel ratio control is important for optimizing the performance and reducing the exhaust emission of fuel-powered unmanned aerial vehicles 0(UAVs). However, previous studies on engine air-fuel ratio control neglect the fuel injection process and load ...
Yixuan Wang, Yan Shi, M. Cai, Weiqing Xu
semanticscholar   +1 more source

Investigating routes performance of flight profile generated based on the off-design point: Elaboration of commercial aircraft-engine pairing

, 2020
In this study, the route performance aspects of B707-JT3D pairing are comprehensively reviewed. A flight route consisting of nine flight operations of the B707-JT3D pairing is defined. The defined flight route was designed to be equivalent to the route a
S. Ekici
semanticscholar   +1 more source

Characterizing aircraft engine fuel and emission parameters of taxi phase for Shanghai Hongqiao International Airport with aircraft operational data.

Science of the Total Environment, 2020
Aircraft engine emissions during landing and take-off cycle are commonly estimated on the basis of the International Civil Aviation Organization (ICAO) promulgated calculation model and emission parameters; however, the ICAO certified parameters are ...
Hao Xu, Kai Xiao, Jinping Cheng, Yamei Yu, Qizhen Liu, Jun Pan, Jiajia Chen, Fangting Chen, Q. Fu   +8 more
semanticscholar   +1 more source

A novel distributed extended Kalman filter for aircraft engine gas-path health estimation with sensor fusion uncertainty

Aerospace Science and Technology, 2019
This paper is concerned with state estimation approach to track aircraft engine gas-path health condition in an advanced distributed architecture. The sensor measurements are divided into several subsets by installation position along gas path, and they ...
F. Lu, T. Gao, Jin-Quan Huang, Xiaojie Qiu   +3 more
semanticscholar   +1 more source

Hybrid State Estimation for Aircraft Engine Anomaly Detection and Fault Accommodation

, 2020
This paper is concerned with a novel state estimator to track gas path performance in real time with one sensor failure and packet dropouts for aircraft engine in an advanced distributed architectu...
F. Lu, Li Zhihu, Jin-Quan Huang, Jia Mingming   +3 more
semanticscholar   +1 more source

Extended least squares support vector machine with applications to fault diagnosis of aircraft engine.

ISA transactions, 2020
Recently, a robust least squares support vector machine (R-LSSVM) was proposed, but its computational complexity is very high compared with the traditional least squares support vector machine (LSSVM).
Yongping Zhao, Jian-Jun Wang, Xiao-ya Li, Guojin Peng, Zhe Yang   +4 more
semanticscholar   +1 more source

Transient system simulation for an aircraft engine using a data-driven model

, 2020
In this paper, a simulation approach using a data-driven model to predict the performance of a gas turbine for aircraft engines during transient operations is proposed.
Sangjo Kim, Kui-soon Kim, C. Son
semanticscholar   +1 more source