A Preliminary Research on Combustion Characteristics of a Novel-Type Scramjet Combustor by Linqing Zhang, Juntao Chang, Wenxiang Cai, Hui Sun, Yingkun Li

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Study of Manufacturing Process of Holes in Aeroengine Heat Shield by Anyuan Jiao, Weijun Liu

“…The nickel-based superalloy GH3128 with high plasticity, high long-lasting creep strength, good resistance to oxidation and stamping, and good welding performance is widely used in aircraft engine heat shields. The many holes that need to be machined on the heat shield are not only small in diameter but also dense, and GH3128 as a typical hard-to-process material has the problems of large cutting force, high cutting temperature, and serious hardening. …”
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Impact-Rubbing Dynamics of Rotor with Hollow Shaft and Offset Discs Based on MDOF Timoshenko Beam Theory by Guofang Nan, Xia Yao, Jingya Yao, Chao Wang

“…The impact-rubbing dynamic characteristics of the power turbine rotor with the hollow shaft and offset discs for aircraft engine are investigated, and the impact-rubbing analytical method for the complex rotor based on MDOP Timoshenko beam theory is proposed in this paper. …”
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Engine Health Status Prediction Based on Oil Analysis With Augmented Machine Learning Algorithms by Slawomir Szrama

“…Presented methodology implemented into the aircraft (engine) maintenance management computer system allows to automate engine health status analysis and improve engine maintenance management.…”
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Few-Shot Contrail Segmentation in Remote Sensing Imagery With Loss Function in Hough Space by Junzi Sun, Esther Roosenbrand

“…Condensation trails, or contrails, are line-shaped clouds that are produced by an aircraft engine exhaust. These contrails often impact climate significantly due to their potential warming effect. …”
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A NEW METHOD FOR DISK LOW CYCLE FATIGUE LIFE PREDICTION by SHANG TiSong, ZHAO Ming, ZHANG Meng

“…The results show that the correction model has a higher prediction accuracy than the other three models,its prediction value is 1048 that is close to the experimental value 1340 and the relative error is only- 21. 8%,moreover,this correction model can consider the influence on fatigue life that brought by the mean stress‘s change and provide a reference method for aircraft engine disks’ low cycle fatigue life prediction.…”
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Damage and Failure of Aeroengine Blades Under Small UAV Impacts by Zhibin Wu, Chi Chen, Feiying Chen, Jun Liu

“…The research findings are helpful for the safety assessment of the UAV impact damages to different aircraft engines.…”
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An Enhancement Deep Feature Extraction Method for Bearing Fault Diagnosis Based on Kernel Function and Autoencoder by Fengtao Wang, Bosen Dun, Xiaofei Liu, Yuhang Xue, Hongkun Li, Qingkai Han

“…Finally, softmax is adopted as the classifier to accurately identify different bearing faults, and error backpropagation algorithm is used to fine-tune the model parameters. Aircraft engine intershaft bearing vibration data are used to verify the method. …”
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Finite Element Simulations of Dynamic Shear Fracture of Hollow Shear Pins by Zibo Jin, Jin Zhou, Daochun Li

“…In this research, a 3-dimensional finite element model was built based on the actual shear pin installed on the aircraft engine pylon and the model was validated by the experiment. …”
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Study on construction and identification of dynamic model of precooler in aviation bleed air system by SHI Zhouzheng, DONG Minghao, LIU Qi, LUO Ziyan, WANG Hongbo, QIN Xiansheng, WANG Zhanxi

“…The bleed air from the aircraft engine, serving as the hot-end gas, is pre-cooled through the bleed air system, and subsequently used for cabin temperature regulation and wing anti-freezing. …”
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Calculation and Analysis of Aircraft Pollutant Emission Based on Time Wake Separation Mode under Coastal Airport and Headwind Conditions by Pan Wei-Jun, Zhang Heng-Heng, Zhang Xiao-Lei, Wu Tian-Yi

“…According to the aircraft landing schedule of each airport, the ICAO (International Civil Aviation Organization) aircraft engine emission database, Boeing Fuel Flow Method 2 (BFFM2), and meteorological data of Pu-dong airport, this study uses the modified P3-T3 aviation pollutant emission model to calculate, respectively, the fuel consumption and pollutant emissions based on distance separation mode and time separation mode. …”
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Ignition and flame propagation behaviors of titanium alloys in oxygen-enriched atmospheres by Congzhen Wang, Jianjun Li, Yajun Li, Guangyu He, Jinfeng Huang, Cheng Zhang

“…Titanium and its alloys are promising structural materials for advanced aircraft engine applications. However, they are susceptible to ignition and combustion because of their active chemical performance, high combustion heat, and poor heat conductivity. …”
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Forecasting contrail climate forcing for flight planning and air traffic management applications: the CocipGrid model in pycontrails 0.51.0 by Z. Engberg, R. Teoh, T. Abbott, T. Dean, M. E. J. Stettler, M. L. Shapiro

“…Outputs are provided for <span class="inline-formula"><i>N</i></span> aircraft-engine groups, with groupings based on similarities in aircraft mass and engine particle number emissions: <span class="inline-formula"><i>N</i>=7</span> results in a 3 % mean error between the trajectory- and grid-based CoCiP, while <span class="inline-formula"><i>N</i>=3</span> facilitates operational simplicity but increases the mean error to 13 %. …”
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Analysis of microstructural evolution and mechanical properties of FGH101 powder superalloy and IN718 deformed superalloy via inertia friction welding by Jun Zhou, Jun Zhou, Yongqiang Zhang, Yongqiang Zhang, Yongqiang Zhang, Feng Qin, Feng Qin, Xuelong Zhang, Xuelong Zhang, Hao Wang, Hao Wang, Ze Liu, Ze Liu, Wenhan Zhang, Wenhan Zhang, Caiyan Huang, Caiyan Huang, Chunbo Zhang, Chunbo Zhang

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Technical and economic efficiency of the unconventional propulsion units use for civilian aircraft of various purposes by A. R. Polyakov, O. A. Smolyakov, E. A. Ozdoeva, A. M. Neklyudova, V. S. Zakharchenko, А. N. Varyukhin

“…A computational and parametric analysis of the cost estimation of variants of aircraft engines included in the propulsion unit of the traditional scheme is presented. …”
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Analytic Creep Durability of Rotating Uniform Disks by Yuriy Nyashin, Victor Shishlyaev

“…Turbine disks of aircraft engines in operation are subjected to alternating thermocyclic deformation under high temperatures. …”
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Design of Honeycomb Microperforated Structure with Adjustable Sound Absorption Performance by Shanlin Yan, Jinwu Wu, Jie Chen, Qibo Mao, Xiang Zhang

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Analysis of Avgas Fuel Spraying Schemes Using the ANSYS Application Approach by Dimas Endrawan Putra, Nasrul Ilminnafik, M Fahrur Rozy Hentihu, Muh. Nurkoyim Kustanto, Danang Yudistiro, Skriptyan N.H. Syuhri

“…However, there has been little research regarding spray impacts in Cessna aircraft engines. The phenomenon of avgas spray colliding with the cylinder wall may occur during fuel injection, resulting in a changed spray radius and height, which will affect the mixing of fuel and air. …”
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Preliminary Research on a High Thrust-to-Weight Ratio of Double-Sided Composite Impeller Microturbine Engine by Cheng Zhang, Bei Yang, Yun Wang, Gaoxing Tu

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China’s Aviation Industry: From Follower to Competitor in the Global Aerospace Market by Marina S. Reshetnikova, Ivan A. Kochergin, Sergey S. Shvets

“…Progress has been demonstrated in the development of aircraft engines, which have been commercialized in China’s first passenger aircraft. …”
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