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ELLIPTICAL: 作品数：293被引量：380H指数：8; 导出分析报告; 相关领域：理学机械工程更多>>; 相关作者：黄永明赵淳生刘俊标李志荣黄卫清更多>>; 相关机构：南京航空航天大学天津理工大学重庆大学南京大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家高技术研究发展计划中国博士后科学基金更多>>

Accelerated Elliptical PDE Solver for Computational Fluid Dynamics Based on Configurable U-Net Architecture: Analogy to V-Cycle Multigrid: 《Machine Intelligence Research》2025年第2期324-336,共13页Kiran Bhaganagar David Chambers; A configurable U-Net architecture is trained to solve the multi-scale elliptical partial differential equations.The motivation is to improve the computational cost of the numerical solution of Navier-Stokes equations...; 关键词：Configurable U-Net architecture neural network methods for elliptical equations multi-scale partial differential equations Poisson and Helmholtz equation solvers computational fluid dynamics solutions.

Machinability of elliptical ultrasonic vibration millingγ-TiAl:Chip formation,edge breakage,and subsurface layer deformation: 《Chinese Journal of Aeronautics》2025年第3期624-644,共21页Ziwen XIA Chenwei SHAN Menghua ZHANG Wengang LIU Minchao CUI Ming LUO; co-supported by the Science Center for Gas Turbine Project,China(No.P2022-AB-IV-001-002)and the National Natural Science Foundation of China(No.91960203);the Fundamental Research Funds for the Central Universities(No.D5000230048);and the Innovation Capability Support Program of Shaanxi(No.2022TD-60);The authors wish to thankfully acknowledge Zhuzhou Cemented Carbide Cutting Tools Co.,Ltd.for providing cutting tools for our experiments.; Superior strength and high-temperature performance make γ-TiAl vital for lightweight aero-engines. However, its inherent brittleness poses machining problems. This study employed Elliptical Ultrasonic Vibration Milli...; 关键词：Γ-TIAL Elliptical ultrasonic vibration millingi Chip formation Edge breakage Microstructure

Motion of a rigid particle in the lid-driven cavity flow: 《Chinese Physics B》2025年第3期448-459,共12页Fan Yang Zhe Yan Wencan Wang Ren Shi; The motion of an elliptical rigid particle in a lid-driven cavity flow was numerically simulated using the immersed boundary lattice Boltzmann method(IB-LBM).The effects of the particle's initial orientation angle,ini...; 关键词：lattice Boltzmann methods immersed boundary method elliptical rigid particle lid-driven cavity flow

Developing a novel Mg2Zn3Li1Gd alloy sheet with high room-temperature formability by introducing an elliptical texture distribution: 《Journal of Magnesium and Alloys》2025年第2期877-893,共17页Guangjie Xue Junjie He Yang Chen Zijian Zhang Kun Yang Yilun Zhou Huijun Hao Weiqi Wang Yong Mao Qinghang Wang; supports from the National Natural Science Foundation of China(51901204,52161023,52271249);Science and Technology project of Yunnan Precious Metal Laboratory(YPML-2023050208);Yunnan Science and Technology Planning Project(202201AU070010,202301AT070276,202302AB080008,202303AA080001);supported by Yunnan Key Laboratory of Electromagnetic Materials and Devices.; In recent years,modification of texture distribution has been considered a valid approach to improve the room-temperature(RT)formability of magnesium(Mg)alloys.In this study,a novel Mgsingle bond2Znsingle bond3Lisingl...; 关键词：Mg-2Zn-3Li-1Gd ALLOYING FORMABILITY Plastic deformation

Strong Field Ionization Dynamics Resolved by Two-Color Elliptical Phase-of-Phase Spectroscopy: 《Ultrafast Science》2024年第6期61-66,共6页Wuwei Jin Tao Jiang Jinlei Liu Sizuo Luo Dianxiang Ren Xiaokai Li Chuncheng Wang Yue Lang Xiaowei Wang Jing Zhao Zengxiu Zhao Dajun Ding; supported by the National Basic Research Program of China(grant no.2019YFA0307700);the NSF of China(grant nos.12134005,12234020,12274461,and 11974426);the NSF of Hunan Province(grant no.2023JJ10049);the Foundation of National University of Defense Technology(grant no.ZK22-31).; We investigate the strong field ionization of argon using counter-rotating 2-color dual-elliptical phase-ofphase spectroscopy.We perform a multidimensional control experiment over the 2-color dual-elliptical laser fie...; 关键词：phase phase modulate photoelectron momentum spectra relative phase contrast strong field ionization multidimensional control experiment

Influencing Factors and Prediction of Carbon Trading Market Prices in China via Elliptical Factor Analysis: 《Journal of Systems Science & Complexity》2024年第6期2680-2696,共17页YAN Linlin CHEN Xiaolan YANG Yi HE Yong; supported by the National Social Science Fund of China under Grant No.21BTJ072。; In this paper,the authors take Hubei carbon trading market prices as a sample,and select 27 variables from five aspects:International carbon market prices,energy prices,the macroeconomic situation,exchange rate factor...; 关键词：Carbon trading market prices elliptical approximate factor model price influencing factors trading market prices prediction

Thermal-hydraulic performance analysis and multi-objective optimization of a microchannel with staggered semi-elliptical ribs被引量：1: 《Science China(Technological Sciences)》2024年第10期3152-3167,共16页CUI Pan LIU Wei LIU ZhiChun; supported by the National Natural Science Foundation of China(Grant No.52076088);the National Key Research and Development Program of China(Grant No.2022YFB4003801).; To enhance the cooling capacity of traditional microchannels for high heat flux electronic devices,a microchannel design with staggered semi-elliptical ribs is proposed in this paper.Through numerical simulations,the ...; 关键词：heat transfer enhancement MICROCHANNEL semi-elliptical rib numerical simulation multi-objective optimization

Proposed numerical and machine learning models for fiber-reinforced polymer concrete-steel hollow and solid elliptical columns: 《Frontiers of Structural and Civil Engineering》2024年第8期1169-1194,共26页Tang QIONG Ishan JHA Alireza BAHRAMI Haytham F.ISLEEM Rakesh KUMAR Pijush SAMUI; Qujing Normal University Student Innovation and Entrepreneurship Training Project,No.S202310684035.; This study employs a hybrid approach,integrating finite element method(FEM)simulations with machine learning(ML)techniques to investigate the structural performance of double-skin tubular columns(DSTCs)reinforced with...; 关键词：elliptical column fiber-reinforced polymer machine learning finite element method ABAQUS

High-efficiency ultra-fast all-optical photonic crystal diode based on the lateral-coupled nonlinear elliptical defect: 《Chinese Physics B》2024年第3期453-458,共6页李大星刘凯柱余春龙张括刘跃钦冯帅; Project supported by the National Natural Science Foundation of China(Grant Nos.12274478 and 61775244);the National Key Research and Development Program of China(Grant Nos.2021YFB2800604 and 2021YFB2800302).; An all-optical Fano-like diode featuring a nonlinear lateral elliptical micro-cavity and a reflecting column in the photonic crystal waveguide is proposed.The asymmetric micro-cavity is constructed by removing one rod...; 关键词：photonic crystal all-optical diode Fano cavity unidirectional transmission

EA模型在海洋的速度横向时空互相关函数中的应用: 《Acta Mechanica Sinica》2024年第3期54-60,共7页梁长荣尚晓东陈桂英何晓舟童彭尔; supported by the National Key Research and Development Program of China (Grant No.2021YFC3101300);the innovation project of Innovative Academy of Marine Information Technology,Chinese Academy of Sciences (Grant No.CXBS202101);the National Natural Science Foundation of China (Grant Nos.41876022,12372216,41630970,and 41806033);the Science,Technology and Innovation Commission of Shenzhen Municipality (Grant No.GXWD20220818113020001);the Science and Technology Program of Guangzhou (Grant No.202102020707).; 椭圆近似(EA)模型是从单个点的时间波动数据中推断空间波动数据的重要方法,它已在室内实验剪切场的纵向时空互相关函数C(r,τ)得到验证并被广泛应用.在这里,我们研究了EA模型在海洋流场中的有效性,并介绍了其在横向时空互相关函数G(r,τ...; 关键词：Elliptical approximation model Spatial fluctuations Temporal fluctuations Space-time cross-correlation functions Taylormicro-scale

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