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Robust energy-efficient train speed profile optimization in a scenario-based position–time–speed network

Frontiers of Engineering Management 2021, Volume 8, Issue 4,   Pages 595-614 doi: 10.1007/s42524-021-0173-1

Abstract: Train speed profile optimization is an efficient approach to reducing energy consumption in urban railassume deterministic parameters as model inputs, this paper proposes a robust energy-efficient train speedprofile optimization approach by considering the uncertainty of train modeling parameters.Then, a percentile reliability model is proposed to generate a robust train speed profile, by which theprofile.

Keywords： robust train speed profile     percentile reliability model     scenario-based position–time–speed network    

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Energy-saving operation approaches for urban rail transit systems

Ziyou GAO, Lixing YANG

Frontiers of Engineering Management 2019, Volume 6, Issue 2,   Pages 139-151 doi: 10.1007/s42524-019-0030-7

Abstract: Thus, reducing the energy consumption and operational cost by using advanced optimization methodologiesintroduces energy-saving approaches for urban rail transit systems in three aspects, namely, train speedprofile optimization, utilization of regenerative energy, and integrated optimization of train timetableand speed profile.

Keywords： urban rail transit     energy saving     speed profile optimization     regenerative energy     train timetable    

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Robust train speed trajectory optimization: A stochastic constrained shortest path approach

Li WANG, Lixing YANG, Ziyou GAO, Yeran HUANG

Frontiers of Engineering Management 2017, Volume 4, Issue 4,   Pages 408-417 doi: 10.15302/J-FEM-2017042

Abstract: Train speed trajectory optimization is a significant issue in railway traffic systems, and it plays aTo appropriately characterize the uncertainties and generate a robust speed trajectory, this study specificallyproposes distance-speed networks over the inter-station and treats the uncertainty with respect to energy

Keywords： train speed trajectory optimization     railway operation     stochastic programming    

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Acoustic localization with multi-layer isogradient sound speed profile using TDOA and FDOA Research Article

Dongzhou ZHAN, Sitian WANG, Shougui CAI, Huarong ZHENG, Wen XU,wxu@zju.edu.cn

Frontiers of Information Technology & Electronic Engineering 2023, Volume 24, Issue 1,   Pages 164-175 doi: 10.1631/FITEE.2100398

Abstract: In the underwater medium, the speed of sound varies with water depth, temperature, and salinity.

Keywords： Underwater acoustic sensor network     Acoustic localization     Sound speed profile     Time difference of arrival    

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Multi-objective optimization of cutting parameters in high-speed milling based on grey relational analysis

Tao FU, Jibin ZHAO, Weijun LIU

Frontiers of Mechanical Engineering 2012, Volume 7, Issue 4,   Pages 445-452 doi: 10.1007/s11465-012-0338-z

Abstract:

This paper investigates optimization problem of the cutting parameters in high-speed milling on NAK80The objective is to establish a correlation among spindle speed, feed per tooth and depth of cut to the

Keywords： high-speed milling     grey relational analysis     principal component analysis     parameters optimization    

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Dymola-based multi-parameters integrated optimization for high speed transfer system of LED chip sorter

Jie OUYANG, Bin LI, Shihua GONG

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 2,   Pages 118-126 doi: 10.1007/s11465-013-0253-y

Abstract:

To enhance the performance of high speed transfer system of LED chip sorting equipment, its controlIn current work, an integrated optimization method was carried out to solve this problem, in which themultiple control parameters optimization, modeling and simulation were included, i.e., a multi-domainthis model, the searching area of the key control parameters was narrowed by performing integrated optimization

Keywords： LED chip sorter     multi-domain modeling and simulation     parameter optimization     modelica language    

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Influence of surface cracking, anchor head profile, and anchor head size on cast-in headed anchors in

Frontiers of Structural and Civil Engineering   Pages 1163-1187 doi: 10.1007/s11709-023-0987-5

Abstract: The influence of the anchor head profile on the tensile capacity of the anchors is found to be insignificant

Keywords： cast-in anchor     concrete cone capacity     geopolymer concrete     head size     surface crack     anchor profile    

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High-speed train bogie technology research of coupled systems in high-speed trains

Zhao Minghua,Liang Shulin and Song Chunyuan

Strategic Study of CAE 2015, Volume 17, Issue 4,   Pages 53-62

Abstract:

High-speed railway propose higher requirements on the bogie technology，in order to design a superpassenger dedicated railway，and also investigate the wheel tread wear of EMU，use actual measurement rail profileand worn profile tread analysis the matching relationship of wheel and rail.different climatic conditions，different line conditions on the ballastless track of China，setup China high-speedstructure design，suspension，transmission，brake，wheel rail noise，structure welding and so on，the high-speed

Keywords： high-speed train；wheel/rail relationship；system dyanmics；load spectrum；structural optimization    

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Torsional behavior of triangular web profile (TRIWP) steel section by experimental study

Fatimah DE’NAN,Hazwani HASAN,Mohd Hanim OSMAN,Sariffudin SAAD

Frontiers of Structural and Civil Engineering 2016, Volume 10, Issue 4,   Pages 409-419 doi: 10.1007/s11709-016-0358-6

Abstract: A triangular web profile (TriWP) is a modified section where the flanges are connected to a web plateof triangular profile.

Keywords： corrugated web     i-beam     non uniform steel section     torsion resistance     torsion angle     triangular web profile    

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Multi-omics joint analysis revealed the metabolic profile of retroperitoneal liposarcoma

Frontiers of Medicine doi: 10.1007/s11684-023-1020-z

Abstract: The aim of our study was to reveal the metabolic profile of RLPS.

Keywords： RLPS     proteomics     metabolomics     lipidomics     metabolism    

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Topology-independent end-to-end learning model for improving the voltage profile in microgrids-integrated

Frontiers in Energy 2023, Volume 17, Issue 2,   Pages 211-227 doi: 10.1007/s11708-022-0847-3

Abstract: In this paper, we propose a novel data-driven voltage profile improvement model, denoted as system-wideUnlike existing studies that realize topology identification and decision-making optimization in sequence

Keywords： end-to-end learning     microgrids     voltage profile improvement     generative adversarial network    

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New nonlinear stiffness actuator with predefined torque‒deflection profile

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 1, doi: 10.1007/s11465-022-0721-3

Abstract: An analytical methodology that maps the predefined relationship between torque and deflection to the profilekinds of prototype experiments, including verification experiment of the predefined torque‒deflection profileThe results prove the accuracy of performing the predefined torque‒deflection profile, the tracking performance

Keywords： compliant actuator     nonlinear stiffness actuator     nonlinear spring     predefined torque−deflection profile    

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Nonlinear dynamic behaviour of a cam mechanism with oscillating roller follower in presence of profile

Walha LASSAAD, Tounsi MOHAMED, Driss YASSINE, Chaari FAKHER, Fakhfakh TAHER, Haddar MOHAMED

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 2,   Pages 127-136 doi: 10.1007/s11465-013-0254-x

Abstract: The influence of the cam profile error on the dynamic behaviour is also investigated.

Keywords： cam     nonlinear behaviour     oscillating roller follower     profile error    

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Technology challenges and strategies of the new generation Chinese high-speed railway EMU

Miao Bingrong,Zhang Weihua,Deng Yongquan,Li Xujuan and Mei Guiming

Strategic Study of CAE 2015, Volume 17, Issue 4,   Pages 98-102

Abstract:

Based on the study on key technical problems and prospect of a new generation of China high-speedSecondly， based on the study of domestic and foreign literatures， combined with the Chinese high-speeddesign principles， according to the design method of integrated design theory and multidisciplinary optimizationsuggestions and strategy of development for major technical challenges in the new generation of Chinese high-speedthe study of the paper， some useful suggestions were put forward for the future development of high-speed

Keywords： high-speed railway； high-speed train； new generation； key technology； integrated design； multi-disciplinarydesign optimization    

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Thermal characteristic analysis and thermal design technology for high speed high precision machine tools

Gao Jianmin,Shi Xiaojun,Xu Aiming and Zhao Boxuan

Strategic Study of CAE 2013, Volume 15, Issue 1,   Pages 28-33

Abstract:

Based on how to improve the inherent thermal performance of high speed high precision machine tools, theories and methods about thermal characteristic analysis, thermal structure optimization

Keywords： high speed high precision machine tool     thermal characteristic analysis     thermal structure optimization    

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Title Author Date Type Operation

Robust energy-efficient train speed profile optimization in a scenario-based position–time–speed network

Journal Article

Energy-saving operation approaches for urban rail transit systems

Ziyou GAO, Lixing YANG

Journal Article

Robust train speed trajectory optimization: A stochastic constrained shortest path approach

Li WANG, Lixing YANG, Ziyou GAO, Yeran HUANG

Journal Article

Acoustic localization with multi-layer isogradient sound speed profile using TDOA and FDOA

Dongzhou ZHAN, Sitian WANG, Shougui CAI, Huarong ZHENG, Wen XU,wxu@zju.edu.cn

Journal Article

Multi-objective optimization of cutting parameters in high-speed milling based on grey relational analysis

Tao FU, Jibin ZHAO, Weijun LIU

Journal Article

Dymola-based multi-parameters integrated optimization for high speed transfer system of LED chip sorter

Jie OUYANG, Bin LI, Shihua GONG

Journal Article

Influence of surface cracking, anchor head profile, and anchor head size on cast-in headed anchors in

Journal Article

High-speed train bogie technology research of coupled systems in high-speed trains

Zhao Minghua,Liang Shulin and Song Chunyuan

Journal Article

Torsional behavior of triangular web profile (TRIWP) steel section by experimental study

Fatimah DE’NAN,Hazwani HASAN,Mohd Hanim OSMAN,Sariffudin SAAD

Journal Article

Multi-omics joint analysis revealed the metabolic profile of retroperitoneal liposarcoma

Journal Article

Topology-independent end-to-end learning model for improving the voltage profile in microgrids-integrated

Journal Article

New nonlinear stiffness actuator with predefined torque‒deflection profile

Journal Article

Nonlinear dynamic behaviour of a cam mechanism with oscillating roller follower in presence of profile

Walha LASSAAD, Tounsi MOHAMED, Driss YASSINE, Chaari FAKHER, Fakhfakh TAHER, Haddar MOHAMED

Journal Article

Technology challenges and strategies of the new generation Chinese high-speed railway EMU

Miao Bingrong,Zhang Weihua,Deng Yongquan,Li Xujuan and Mei Guiming

Journal Article

Thermal characteristic analysis and thermal design technology for high speed high precision machine tools

Gao Jianmin,Shi Xiaojun,Xu Aiming and Zhao Boxuan

Journal Article