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Iterative HOEO fusion strategy: a promising tool for enhancing bearing fault feature

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 1, doi: 10.1007/s11465-022-0725-z

Abstract: techniques, the energy operator (EO) and its variants have received considerable attention in the field of bearingTo address these issues, this paper presents a novel EO fusion strategy for enhancing the bearing faultand experimental verifications confirm that the proposed strategy is more effective for enhancing the bearing

Keywords： higher order energy operator     fault diagnosis     manifold learning     rolling element bearing     information    

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New analysis model for rotor-bearing systems based on plate theory

Zhinan ZHANG, Mingdong ZHOU, Weimin DING, Huifang MA

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 4,   Pages 461-473 doi: 10.1007/s11465-019-0525-2

Abstract: The purpose of this work is to develop a new analysis model for angular-contact, ball-bearing systemsThe new analysis model is suitable for static and modal analyses of rotor-bearing systems.

Keywords： rotor-bearing system     rolling element bearing     plate theory     finite element analysis    

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API-based assessment on urban air environment bearing capability in China

Jinnan WANG,Jing ZHANG,Hongqiang JIANG,Yaling LU

Frontiers of Environmental Science & Engineering 2015, Volume 9, Issue 6,   Pages 1049-1055 doi: 10.1007/s11783-014-0662-0

Abstract: By using this new method, the air environmental bearing capability of 333 cities at the prefecture levelThe results show that of the 333 cities 9.6% is of high bearing capability, 34.5% relatively high bearingcapability, 52.6% medium bearing capability, 2.7% low capability, and 0.6% is of weak bearing capability; in terms of regional distribution, the western region is of relatively high air environment bearingChengdu-Chongqing agglomerations are of relatively high carrying capacity while other agglomerations are of medium bearing

Keywords： air pollution index (API)     air environment bearing capability     key city     assessment method    

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The convexity about ultimate bearing hypersurfaces of structures

Chengxi GUO,Tingting GUO

Frontiers of Structural and Civil Engineering 2016, Volume 10, Issue 4,   Pages 456-461 doi: 10.1007/s11709-016-0334-1

Abstract: The relationship between the convexity on the ultimate bearing surface of a structure and the second-orderHessian matrix composed of the second-order partial derivatives on the hypersurface about the ultimate bearingSome applications in the analysis of bearing capacity of structures were illustrated with examples.The study shows that an evaluation about the bearing capacity state of a complex structure can be madeon the basis of several points on the surface of the ultimate bearing of the structure.

Keywords： service     limit load     ultimate bearing surface     convexity     generalized force     generalized displacement     frame    

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Foundations bearing capacity subjected to seepage by the kinematic approach of the limit analysis

Mehdi VEISKARAMI, Ghasem HABIBAGAHI

Frontiers of Structural and Civil Engineering 2013, Volume 7, Issue 4,   Pages 446-455 doi: 10.1007/s11709-013-0227-5

Abstract: The kinematic approach of the limit analysis was employed to find the upper-bound limit of the bearingIt was found that the bearing capacity has a decreasing trend with increase in the groundwater flow gradientand hence, a reduction factor has been introduced to the third term in the bearing capacity equation

Keywords： foundation     bearing capacity     limit analysis     numerical computation     plasticity     seepage    

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Undrained seismic bearing capacity of strip footing adjacent to a heterogeneous excavation

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 4,   Pages 566-583 doi: 10.1007/s11709-023-0905-x

Abstract: The analysis of the bearing capacity of strip footings sited near an excavation is critical in geotechnicseffects of the geometrical features of the excavation and the soil strength properties on the seismic bearingDesign charts and tables were produced to clarify the relationship between the undrained seismic bearing

Keywords： excavation     finite element limit analysis     heterogeneous soil     strip footing     undrained bearing capacity    

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Influence of the Mechanical Seals on the Dynamic Performance of Rotor–Bearing Systems

XU Hua, ZHU Jun

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 1,   Pages 96-100 doi: 10.1007/s11465-005-0008-5

Abstract: the transfer matrix method are used to establish the equations for the dynamics performance of rotor bearingTo check the response of the rotor bearing system under unbalance motivation, the Gauss method is usedthat may affect the dynamic performance and forced vibration under unbalance motivation of the rotor bearingThe analysis results show that the mechanical seal more or less has effects on the rotor bearing systemThe mechanical seal has much more effects on the flexible rotor bearing system than on the rigid one.
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Temperature control of transfer roller’s bearing based on finite element analysis

Peng ZHANG, Yourong LI, Han XIAO

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 2,   Pages 215-218 doi: 10.1007/s11465-009-0026-9

Abstract: Second, the sub-model of the fixed end bearing is built and the boundary condition of the sub-model isThe analysis result of the sub-model shows that the temperature of the transfer roller bearing exceeds

Keywords： transfer roller bearing     finite element analysis     sub-model     temperature control    

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Ultimate bearing capacity of strip footing resting on clay soil mixed with tire-derived aggregates

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 4,   Pages 1016-1024 doi: 10.1007/s11709-021-0751-7

Abstract: use of recycled tire-derived aggregate (TDA) mixed with kaolin as a method of increasing the ultimate bearing

Keywords： kaolin     physical modeling tests     stabilization     numerical modeling    

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Liquefaction and impurity separation of oxygen-bearing coal-bed methane

Qiuying LI, Yonglin JU, Li WANG,

Frontiers in Energy 2010, Volume 4, Issue 3,   Pages 319-325 doi: 10.1007/s11708-010-0115-9

Abstract: However, most oxygen-bearing CBM have not yet to be utilized due to limited techniques, and when utilizedIn this paper, a liquefaction process is proposed and designed for the specified oxygen-bearing CBM obtained

Keywords： coal bed methane     oxygen-bearing     liquefaction     distillation    

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Effect of interface adhesion factor on the bearing capacity of strip footing placed on cohesive soil

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 6,   Pages 1494-1503 doi: 10.1007/s11709-021-0768-y

Abstract: The problem related to bearing capacity of footing either on pure soil or on pure rock mass has beenCurrently, no study deals with the bearing capacity of strip footing on a cohesive soil layer overlyingin conjunction with the second-order cone programming and the power cone programming, the ultimate bearinginterface adhesion factor (αcr) between the cohesive soil and rock mass, the ultimate bearing

Keywords： bearing capacity     soil-rock interface     Hoek−Brown yield criterion     plasticity     limit analysis    

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Experimental research on the creep behavior and bearing capacity of repeatedly prestressed concrete beam

SHAO Xudong, LI Lifeng, YANG Jianjun

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 3,   Pages 305-311 doi: 10.1007/s11709-007-0040-0

Abstract: strain and deformation due to repeated prestressing in terms of time was derived in this paper and the bearing

Keywords： computational     cracking     technology     prestressed concrete     application prospect    

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State-of-the-art on resistance of bearing-type bolted connections in high strength steel

Guoqiang LI, Yifan LYU, Yanbo WANG

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 3,   Pages 569-585 doi: 10.1007/s11709-020-0607-6

Abstract: The current codes for design of bearing-type bolted connections of steel constructions were establishedconventional steels, more works should be done to develop the appropriate approach for the design of bearing-typeA review of the research carried out on bearing-type bolted connections fabricated from conventionalThe previous research on failure modes, bearing resistance and the design with consideration of boltare conservative for the design of bolted connections in HSS while AISC 360-16 may overestimate the bearing

Keywords： High strength steel     bolted connection     bearing behavior     design codes    

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Experimental analysis on strength and failure modes of wood beam-column connections

Zhenhua HUANG,Sheldon Q SHI,Liping CAI

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 3,   Pages 260-269 doi: 10.1007/s11709-014-0261-y

Abstract: This research experimentally examined the strength, failure modes, and behaviors of dowel-bearing andfiber-bearing wood beam-column connections and explored the effects of cyclic loading on the strengthtype wood beam-column connection with fiber-bearing surfaces) showed good behavior (large peak moment) under the monotonic loads, and the tenon joint connection (fiber-bearing wood beam-column connection, but increased the strength of fiber-bearing type wood beam-column connections.

Keywords： wood     connection     dowel-bearing     fiber-bearing    

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Performance investigation on ultrasonic levitation axial bearing for flywheel storage system

Taijiang PENG, Zhigang YANG, Junwu KAN, Fengjun TIAN, Xiaohong CHE,

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 4,   Pages 415-419 doi: 10.1007/s11465-009-0051-8

Abstract: The bearing is an important basic mechanical part for supporting a shaft.A flywheel storage system needs a type of noncontact support bearing to enhance the speed of the axisA magnetic suspension bearing is one type of noncontact bearing but has electromagnetic interferenceBased on the performance research of ultrasonic levitation technology, a novel noncontact bearing calledultrasonic bearing is presented, which consists of a special piezoelectric vibrator supporting the load

Keywords： ultrasonic bearing     flywheel storage system     piezoelectric ceramic     piezoelectric vibrator    

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Title Author Date Type Operation

Iterative HOEO fusion strategy: a promising tool for enhancing bearing fault feature

Journal Article

New analysis model for rotor-bearing systems based on plate theory

Zhinan ZHANG, Mingdong ZHOU, Weimin DING, Huifang MA

Journal Article

API-based assessment on urban air environment bearing capability in China

Jinnan WANG,Jing ZHANG,Hongqiang JIANG,Yaling LU

Journal Article

The convexity about ultimate bearing hypersurfaces of structures

Chengxi GUO,Tingting GUO

Journal Article

Foundations bearing capacity subjected to seepage by the kinematic approach of the limit analysis

Mehdi VEISKARAMI, Ghasem HABIBAGAHI

Journal Article

Undrained seismic bearing capacity of strip footing adjacent to a heterogeneous excavation

Journal Article

Influence of the Mechanical Seals on the Dynamic Performance of Rotor–Bearing Systems

XU Hua, ZHU Jun

Journal Article

Temperature control of transfer roller’s bearing based on finite element analysis

Peng ZHANG, Yourong LI, Han XIAO

Journal Article

Ultimate bearing capacity of strip footing resting on clay soil mixed with tire-derived aggregates

Journal Article

Liquefaction and impurity separation of oxygen-bearing coal-bed methane

Qiuying LI, Yonglin JU, Li WANG,

Journal Article

Effect of interface adhesion factor on the bearing capacity of strip footing placed on cohesive soil

Journal Article

Experimental research on the creep behavior and bearing capacity of repeatedly prestressed concrete beam

SHAO Xudong, LI Lifeng, YANG Jianjun

Journal Article

State-of-the-art on resistance of bearing-type bolted connections in high strength steel

Guoqiang LI, Yifan LYU, Yanbo WANG

Journal Article

Experimental analysis on strength and failure modes of wood beam-column connections

Zhenhua HUANG,Sheldon Q SHI,Liping CAI

Journal Article

Performance investigation on ultrasonic levitation axial bearing for flywheel storage system

Taijiang PENG, Zhigang YANG, Junwu KAN, Fengjun TIAN, Xiaohong CHE,

Journal Article