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Tacholess order-tracking approach for wind turbine gearbox fault detection

Yi WANG, Yong XIE, Guanghua XU, Sicong ZHANG, Chenggang HOU

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 3,   Pages 427-439 doi: 10.1007/s11465-017-0452-z

Abstract: Although order-tracking methods have been proposed for wind turbine fault detection in recent years,In this study, a tacholess order-tracking method for wind turbines is proposed to overcome the limitationsphase from the vibration signal, resamples the signal at equiangular increments, and calculates the order

Keywords： wind turbine     variable-speed operating conditions     Vold-Kalman filtering     tacholess order tracking    

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Fractional order extremum seeking approach for maximum power point tracking of photovoltaic panels

Ammar NEÇAIBIA,Samir LADACI,Abdelfatah CHAREF,Jean Jacques LOISEAU

Frontiers in Energy 2015, Volume 9, Issue 1,   Pages 43-53 doi: 10.1007/s11708-014-0343-5

Abstract: In this paper, an integrated framework was proposed, which achieved both maximum power point trackingThe proposed control scheme was based on extremum-seeking (ES) combined with fractional order systemsmaximize the PV panel output power through the regulation of the voltage input to the DC/DC converter in orderIt is shown that fractional order operators can improve the plant dynamics with respect to time response

Keywords： extremum seeking (ES)     fractional order control (FOC)     fractional calculus     photovoltaic (PV) panel     maximumpower point tracking (MPPT)    

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Time-varying formation tracking for uncertain second-order nonlinearmulti-agent systems

Mao-peng RAN, Li-hua XIE, Jun-cheng LI

Frontiers of Information Technology & Electronic Engineering 2019, Volume 20, Issue 1,   Pages 76-87 doi: 10.1631/FITEE.1800557

Abstract:

Our study is concerned with the time-varying formation tracking problem for second-order multi-agentexternal disturbance, and the states of the followers form a predefined time-varying formation while trackingThen we propose a novel ESO based time-varying formation tracking protocol.is proved that, under the proposed protocol, the ESO estimation error and the time-varying formation tracking

Keywords： Multi-agent system     Time-varying formation     Formation tracking     Nonlinear dynamics     Extended state observer    

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High-order phase-field model with the local and second-order max-entropy approximants

Fatemeh AMIRI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 2,   Pages 406-416 doi: 10.1007/s11709-018-0475-5

Abstract: surface energy functional based on phase-field method with smooth local maximum entropy (LME) and second-orderThe higher-order continuity of the meshfree methods such as LME and SME approximants allows to directlysolve the fourth-order phase-field equations without splitting the fourth-order differential equationinto two second-order differential equations.The proposed meshfree fourth-order phase-field formulation show more stable results for SME compared

Keywords： second-order maximum entropy     local maximum entropy     second- and fourth-order phase-field models     B-spline    

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An assemble-to-order production planning with the integration of order scheduling and mixed-model sequencing

Baoxi WANG, Zailin GUAN, Yarong CHEN, Xinyu SHAO, Ming JIN, Chaoyong ZHANG

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 2,   Pages 137-145 doi: 10.1007/s11465-013-0251-0

Abstract:

For assemble-to-order enterprises, both order scheduling and mixed-model sequencing need to be takeninto consideration in the formulation of order-oriented assembly plan.for the received orders, and then conducting assembly sequence to the mixed-model products in each orderOrder scheduling is aimed to ensure order delivery with the optimization goal of minimal total overduesequencing is aimed to minimize the makespan so as to meet the requirement on completion time of the order

Keywords： mixed-model assembly line     assemble-to-order     order scheduling     sequencing    

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Split-order consolidation optimization for online supermarkets: Process analysis and optimization models

Frontiers of Engineering Management   Pages 499-516 doi: 10.1007/s42524-022-0221-5

Abstract: Multiple shipments for one order caused by order splitting result in high cost and disturbance and aAccordingly, research on split-order consolidation fulfilment is critical for the advancement of theproblem that online supermarket is confronting and summarizes the new operational process of split-orderThis work highlights the effect of order consolidation processes and fulfilment methods on the orderpurpose of this article is to help pave the way for more effective online supermarket management and order

Keywords： online supermarkets     split-order consolidation     time–space network     genetic algorithm    

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Comparison between linear and non-linear forms of pseudo-first-order and pseudo-second-order adsorption

Junxiong LIN , Lan WANG ,

Frontiers of Environmental Science & Engineering 2009, Volume 3, Issue 3,   Pages 320-324 doi: 10.1007/s11783-009-0030-7

Abstract: equations of linear and non-linear forms of the two widely used kinetic models, namely pseudo-first-orderand pseudo-second-order equations, were compared in this study.The results show that the non-linear forms of pseudo-first-order and pseudo-second-order models were

Keywords： adsorption     pseudo-first order     pseudo-second order     kinetic model     linear method     non-linear method    

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Higher-order mode effects on the seismic performance of tall piers

Zhongguo GUAN, Jianzhong LI, Yan XU, Hao LU

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 4,   Pages 496-502 doi: 10.1007/s11709-011-0131-9

Abstract: The effect of higher-order modes was studied specifically.The results showed that higher-order modes significantly contributed to the structural seismic responseHigher-order modes also led to an out-of-phase response between the hinge rotation at the pier bottom

Keywords： tall bridges     higher-order mode effects     incremental dynamic analysis    

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Output tracking control of mobile manipulators based on dynamical sliding-mode control

WUYuxiang, FENG Ying, HU Yueming

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 1,   Pages 110-115 doi: 10.1007/s11465-007-0019-5

Abstract: Moreover, a design method of the dynamical sliding-mode controller that is applied to the output tracking

Keywords： lower-dimensional     nonlinear     trajectory     tracking     diffeomorphism    

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Numerical simulation of sudden-expansion two-phase flows with two-scale second-order moment particle

ZENG Zhuoxiong, HAN Shoulei, ZHOU Lixing

Frontiers in Energy 2007, Volume 1, Issue 2,   Pages 202-206 doi: 10.1007/s11708-007-0026-6

Abstract: A two-scale second-order moment particle turbulence model is developed, based on the concept of particleresults are compared with the experimental results and with those obtained by the single-scale second-order

Keywords： gas-particle     single-scale second-order     large-scale fluctuation     second-order     sudden-expansion    

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Adaptive tracking control of high-order MIMO nonlinear systems with prescribed performance Research Articles

Xuerao Wang, Qingling Wang, Changyin Sun,wangxuerao@seu.edu.cn,qlwang@seu.edu.cn,cysun@seu.edu.cn

Frontiers of Information Technology & Electronic Engineering 2021, Volume 22, Issue 7,   Pages 986-1001 doi: 10.1631/FITEE.2000145

Abstract: In this paper, an observer-based adaptive tracking control scheme is developed for a class of uncertainThen, by employing a barrier Lyapunov function and the backstepping technique, an observer-based trackingIt is proven that using the proposed algorithm, all the closed-loop signals are bounded, and the tracking

Keywords： 自适应跟踪控制；预设性能；输入饱和；干扰观测器；神经网络    

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Modified landfill gas generation rate model of first-order kinetics and two-stage reaction

Jiajun CHEN , Hao WANG , Na ZHANG ,

Frontiers of Environmental Science & Engineering 2009, Volume 3, Issue 3,   Pages 313-319 doi: 10.1007/s11783-009-0025-4

Abstract: The first-order kinetics and two-stage reaction (FKTSR) model of the LFG generation rate includes mechanismsmodified by the introduction of the outflow function and the organic acid conversion coefficient in order

Keywords： landfill gas (LFG)     generation rate model     first-order kinetics     two-stage reaction     outflow function    

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Dynamic Target Tracking of Unmanned Aerial Vehicles Under Unpredictable Disturbances

Yanjie Chen,Yangning Wu,Limin Lan,Hang Zhong,Zhiqiang Miao,Hui Zhang,Yaonan Wang,

Engineering doi: 10.1016/j.eng.2023.05.017

Abstract: visual servoing (IBVS) method based on a velocity observer for an unmanned aerial vehicle (UAV) for trackingThe depth model ensures image feature accuracy and image trajectory smoothness in rotating target trackingAn integral-based filter is proposed to compensate for unpredictable environmental disturbances in orderComparative simulations and multistage experiments are conducted to illustrate the tracking stability, anti-disturbance ability, and tracking robustness of the proposed method with a dynamic rotating target

Keywords： Unmanned aerial vehicle     Visual servoing     Velocity observer     Target tracking    

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Wheel tracking methods to evaluate moisture sensitivity of hot-mix asphalt mixtures

Jie HAN,Harihar Shiwakoti

Frontiers of Structural and Civil Engineering 2016, Volume 10, Issue 1,   Pages 30-43 doi: 10.1007/s11709-016-0318-1

Abstract: This research focused on wheel tracking devices to evaluate moisture sensitivity.The Asphalt Pavement Analyzer (APA) and the Hamburg Wheel Tracking Device (HWTD) were used for this research

Keywords： hot-mix asphalt     moisture sensitivity     rutting     wheel tracking test    

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Dynamic analysis of composite beam subjected to harmonic moving load based on the third-order shear deformation

Mohammad Javad REZVANIL, Mohammad Hossein KARGARNOVIN, Davood YOUNESIAN

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 4,   Pages 409-418 doi: 10.1007/s11465-011-0245-8

Abstract: >The response of an infinite Timoshenko beam subjected to a harmonic moving load based on the third-orderIn order to demonstrate the accuracy of the present method, the results TSDT are compared with the previouslyobtained results based on first-order shear deformation theory, with which good agreements are observed

Keywords： timoshenko composite beam     pasternak viscoelastic foundation     third-order shear deformation theory (TSDT    

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Title Author Date Type Operation

Tacholess order-tracking approach for wind turbine gearbox fault detection

Yi WANG, Yong XIE, Guanghua XU, Sicong ZHANG, Chenggang HOU

Journal Article

Fractional order extremum seeking approach for maximum power point tracking of photovoltaic panels

Ammar NEÇAIBIA,Samir LADACI,Abdelfatah CHAREF,Jean Jacques LOISEAU

Journal Article

Time-varying formation tracking for uncertain second-order nonlinearmulti-agent systems

Mao-peng RAN, Li-hua XIE, Jun-cheng LI

Journal Article

High-order phase-field model with the local and second-order max-entropy approximants

Fatemeh AMIRI

Journal Article

An assemble-to-order production planning with the integration of order scheduling and mixed-model sequencing

Baoxi WANG, Zailin GUAN, Yarong CHEN, Xinyu SHAO, Ming JIN, Chaoyong ZHANG

Journal Article

Split-order consolidation optimization for online supermarkets: Process analysis and optimization models

Journal Article

Comparison between linear and non-linear forms of pseudo-first-order and pseudo-second-order adsorption

Junxiong LIN , Lan WANG ,

Journal Article

Higher-order mode effects on the seismic performance of tall piers

Zhongguo GUAN, Jianzhong LI, Yan XU, Hao LU

Journal Article

Output tracking control of mobile manipulators based on dynamical sliding-mode control

WUYuxiang, FENG Ying, HU Yueming

Journal Article

Numerical simulation of sudden-expansion two-phase flows with two-scale second-order moment particle

ZENG Zhuoxiong, HAN Shoulei, ZHOU Lixing

Journal Article

Adaptive tracking control of high-order MIMO nonlinear systems with prescribed performance

Xuerao Wang, Qingling Wang, Changyin Sun,wangxuerao@seu.edu.cn,qlwang@seu.edu.cn,cysun@seu.edu.cn

Journal Article

Modified landfill gas generation rate model of first-order kinetics and two-stage reaction

Jiajun CHEN , Hao WANG , Na ZHANG ,

Journal Article

Dynamic Target Tracking of Unmanned Aerial Vehicles Under Unpredictable Disturbances

Yanjie Chen,Yangning Wu,Limin Lan,Hang Zhong,Zhiqiang Miao,Hui Zhang,Yaonan Wang,

Journal Article

Wheel tracking methods to evaluate moisture sensitivity of hot-mix asphalt mixtures

Jie HAN,Harihar Shiwakoti

Journal Article

Dynamic analysis of composite beam subjected to harmonic moving load based on the third-order shear deformation

Mohammad Javad REZVANIL, Mohammad Hossein KARGARNOVIN, Davood YOUNESIAN

Journal Article