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Analysis of planetary gear transmission in non-stationary operations

Fakher CHAARI, Mohamed Slim ABBES, Fernando Viadero RUEDA, Alfonso Fernandez del RINCON, Mohamed HADDAR

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 1,   Pages 88-94 doi: 10.1007/s11465-013-0361-8

Abstract:

Planetary gearboxes operate usually in non-stationary conditions generated mainly by variable loadsIn order to understand the dynamic behavior of planetary gearboxes in such conditions, a mathematic model

Keywords: planetary gearbox     non-stationary conditions     variable load     dynamic response     time frequency analysis    

Quality-related locally weighted soft sensing for non-stationary processes by a supervised Bayesian network Research Articles

Frontiers of Information Technology & Electronic Engineering 2021, Volume 22, Issue 9,   Pages 1234-1246 doi: 10.1631/FITEE.2000426

Abstract:

It is necessary to construct an adaptive model to cope with process non-stationaries.In this study, a novel quality-related locally weighted soft sensing method is designed for non-stationaryThe proposed soft sensing method tries to find a general approach for non-stationary processes via quality-related

Keywords: 软测量;有监督贝叶斯网络;隐变量;局部加权建模;质量预测    

Non-stationary signal analysis based on general parameterized time--frequency transform and its application

Peng ZHOU, Zhike PENG, Shiqian CHEN, Yang YANG, Wenming ZHANG

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 2,   Pages 292-300 doi: 10.1007/s11465-017-0443-0

Abstract: This article introduces an effective non-stationary signal analysis method based on the general parameterized

Keywords: rotary machines     condition monitoring     fault diagnosis     GPTFT     SCI    

Anon-stationary channelmodel for 5Gmassive MIMOsystems Article

Jian-qiao CHEN, Zhi ZHANG, Tian TANG, Yu-zhen HUANG

Frontiers of Information Technology & Electronic Engineering 2017, Volume 18, Issue 12,   Pages 2101-2110 doi: 10.1631/FITEE.1700028

Abstract: multiple-out (MIMO) communication systems that incorporate the spherical wave-front assumption and non-stationaryAdditionally, a novel visibility region method is proposed to capture the non-stationary properties ofFinally, numerical analysis shows that our proposed non-stationary channel model is effective in capturing

Keywords: Massive MIMO     Spherical wave-front assumption     Non-stationary property     Birth-death process     Visibility    

The influence of curing conditions on the mechanical properties and leaching of inorganic polymers made

Remus I. Iacobescu, Valérie Cappuyns, Tinne Geens, Lubica Kriskova, Silviana Onisei, Peter T. Jones, Yiannis Pontikes

Frontiers of Chemical Science and Engineering 2017, Volume 11, Issue 3,   Pages 317-327 doi: 10.1007/s11705-017-1622-6

Abstract: This study reports on the impact of the curing conditions on the mechanical properties and leaching ofLeaching values obtained were below the requirements for non-shaped materials of Flemish legislation

Keywords: inorganic polymer     geochemical leaching modelling     heavy metals     recycling     non-ferrous fayalitic slag     curing    

Numerical simulation of a new hollow stationary dehumidity blade in last stage of steam turbine

Youmin HOU, Danmei XIE, Wangfan LI, Xinggang YU, Yang SHI, Hanshi QIN

Frontiers in Energy 2011, Volume 5, Issue 3,   Pages 288-296 doi: 10.1007/s11708-011-0160-z

Abstract: A new stationary dehumidity blade was designed to elevate the dehumidity efficiency: the efficiency in

Keywords: steam turbine     hollow stationary blade     dehumidity     numerical simulation    

Parametric control of structural responses using an optimal passive tuned mass damper under stationary

Min-Ho CHEY, Jae-Ung KIM

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 3,   Pages 267-280 doi: 10.1007/s11709-012-0170-x

Abstract: The theory of stationary random processes and complex frequency response functions are explained andthe optimal parameters of a TMD, such as the optimal tuning frequency and optimal damping ratio, to stationary

Keywords: tuned mass damper     parametric optimization     passive control     white noise     earthquake excitation    

Investigation of Generalized SIFs of cracks in 3D piezoelectric media under various crack-face conditions

Jaroon RUNGAMORNRAT, Bounsana CHANSAVANG, Weeraporn PHONGTINNABOOT, Chung Nguyen VAN

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 2,   Pages 280-298 doi: 10.1007/s11709-019-0586-7

Abstract: This paper investigates the influence of crack geometry, crack-face and loading conditions, and the permittivityof a medium inside the crack gap on intensity factors of planar and non-planar cracks in linear piezoelectricObtained results indicate that the non-flat crack surface, the electric field, and the permittivity ofThe mode-I stress intensity factors ( ) for two representative non-planar cracks under different crack-faceconditions are found significantly different and they possess both upper and lower bounds.

Keywords: crack-face conditions     intensity factors     non-flat cracks     permittivity     piezoelectric media     SGBEM    

Changes of ecological conditions induced by rock tunneling in Laoshan Mountain area

LI Xiaozhao, ZHAO Xiaobao, WANG Zhongsheng

Frontiers of Structural and Civil Engineering 2008, Volume 2, Issue 4,   Pages 366-370 doi: 10.1007/s11709-008-0056-0

Abstract: Through field investigation, this paper examined the changes of ecological conditions induced by tunnelThe changed ecological conditions are beneficial for the settlement and growth of some herb and shrub

Keywords: supplement     fragmentation     reference     tunneling activity     vegetation situation    

Research Status and Development of the Magnetic Field Design for Stationary Plasma Thruster

Yu Daren,Wu Zhiwen,E Peng,A.I.Bugrova

Strategic Study of CAE 2005, Volume 7, Issue 4,   Pages 22-29

Abstract:

The Stationary Plasma Thruster (SPT) will play a very important role for China's future space

Keywords: space electric propulsion     stationary plasma thruster     magnetic field design     development trend    

Assessing artificial neural network performance for predicting interlayer conditions and layer modulus

Lingyun YOU, Kezhen YAN, Nengyuan LIU

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 2,   Pages 487-500 doi: 10.1007/s11709-020-0609-4

Abstract: evaluate the performance of the artificial neural network (ANN) approach for predicting interlayer conditionsTo achieve this goal, two ANN based back-calculation models were proposed to predict the interlayer conditionsback-calculation model developed with ANN could be used to accurately predict layer modulus and interlayer conditions

Keywords: asphalt pavement     interlayer conditions     finite element method     artificial neural network     back-calculation    

Influence of initial curing conditions and exposure environments on chloride migration in concrete using

Wen XUE, Weiliang JIN, Hiroshi YOKOTA,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 3,   Pages 348-353 doi: 10.1007/s11709-010-0077-3

Abstract: To investigate the influence of initial curing conditions and exposure environments on chloride ions’ migration in concrete, the specimens that were cured in different conditions and placed in severalThe results indicated that the initial curing conditions and the wet-dry interval of external environments

Keywords: durability     effective diffusion coefficient     steady-state     migration test    

Boundary conditions for axisymmetric piezoelectric cylinder

Baosheng ZHAO, Di WU, Xi CHEN

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 4,   Pages 401-408 doi: 10.1007/s11465-013-0272-8

Abstract: A decay analysis technique developed by Gregory and Wan is converted into necessary conditions on theThe prescribed end-data of the circle cylinder must satisfy these conditions in order that they couldWhen stress and mixed conditions are imposed on the end of cylinder, these decaying state conditionsThey are then used for the correct formulation of boundary conditions for the theory solution (or theThe results of the present paper enable us to establish a set of correct boundary conditions, most of

Keywords: solid and structures     the axisymmetric deformation     the piezoelectric circular cylinder     the refined theory     Bessel’s Function    

Influence of boundary conditions and turntable speeds on the stability of hydrostatic oil cavity

Zhaomiao LIU, Chengyin ZHANG, Feng SHEN

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 3,   Pages 359-368 doi: 10.1007/s11465-011-0222-2

Abstract: numerically simulated, considering the rotation speeds of a turntable from 0 to 5 m/s and different boundary conditions

Keywords: hydrostatic oil cavity     flow state     oil cavity pressure     stability     vortex    

Performance design of a cryogenic air separation unit for variable working conditions using the lumped

Jinghua XU, Tiantian WANG, Qianyong CHEN, Shuyou ZHANG, Jianrong TAN

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 1,   Pages 24-42 doi: 10.1007/s11465-019-0558-6

Abstract: semiconductor industries, are being developed with high operating elasticity under variable working conditionsand energy conservation laws, the piecewise-lumped parameters are extracted under variable working conditionsexchangers, and packing column of a 100000 Nm O /h large-scale ASU is enhanced to adapt to variable working conditions

Keywords: performance design     air separation unit (ASU)     lumped parameter model (LPM)     variable working conditions    

Title Author Date Type Operation

Analysis of planetary gear transmission in non-stationary operations

Fakher CHAARI, Mohamed Slim ABBES, Fernando Viadero RUEDA, Alfonso Fernandez del RINCON, Mohamed HADDAR

Journal Article

Quality-related locally weighted soft sensing for non-stationary processes by a supervised Bayesian network

Journal Article

Non-stationary signal analysis based on general parameterized time--frequency transform and its application

Peng ZHOU, Zhike PENG, Shiqian CHEN, Yang YANG, Wenming ZHANG

Journal Article

Anon-stationary channelmodel for 5Gmassive MIMOsystems

Jian-qiao CHEN, Zhi ZHANG, Tian TANG, Yu-zhen HUANG

Journal Article

The influence of curing conditions on the mechanical properties and leaching of inorganic polymers made

Remus I. Iacobescu, Valérie Cappuyns, Tinne Geens, Lubica Kriskova, Silviana Onisei, Peter T. Jones, Yiannis Pontikes

Journal Article

Numerical simulation of a new hollow stationary dehumidity blade in last stage of steam turbine

Youmin HOU, Danmei XIE, Wangfan LI, Xinggang YU, Yang SHI, Hanshi QIN

Journal Article

Parametric control of structural responses using an optimal passive tuned mass damper under stationary

Min-Ho CHEY, Jae-Ung KIM

Journal Article

Investigation of Generalized SIFs of cracks in 3D piezoelectric media under various crack-face conditions

Jaroon RUNGAMORNRAT, Bounsana CHANSAVANG, Weeraporn PHONGTINNABOOT, Chung Nguyen VAN

Journal Article

Changes of ecological conditions induced by rock tunneling in Laoshan Mountain area

LI Xiaozhao, ZHAO Xiaobao, WANG Zhongsheng

Journal Article

Research Status and Development of the Magnetic Field Design for Stationary Plasma Thruster

Yu Daren,Wu Zhiwen,E Peng,A.I.Bugrova

Journal Article

Assessing artificial neural network performance for predicting interlayer conditions and layer modulus

Lingyun YOU, Kezhen YAN, Nengyuan LIU

Journal Article

Influence of initial curing conditions and exposure environments on chloride migration in concrete using

Wen XUE, Weiliang JIN, Hiroshi YOKOTA,

Journal Article

Boundary conditions for axisymmetric piezoelectric cylinder

Baosheng ZHAO, Di WU, Xi CHEN

Journal Article

Influence of boundary conditions and turntable speeds on the stability of hydrostatic oil cavity

Zhaomiao LIU, Chengyin ZHANG, Feng SHEN

Journal Article

Performance design of a cryogenic air separation unit for variable working conditions using the lumped

Jinghua XU, Tiantian WANG, Qianyong CHEN, Shuyou ZHANG, Jianrong TAN

Journal Article