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Structural design and mechanical responses of closely spaced super-span double tunnels in strongly weathered

Jiaxin HE; Shaohui HE; Xiabing LIU; Jinlei ZHENG

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 6, Pages 685-703 doi: 10.1007/s11709-022-0824-2

Abstract: One is Xiabei Mountain No. 2 four-line super-span high-speed railway tunnel (HRT), and the other is XiabeiMountain double-line large-span subway tunnel (ST).

Keywords： double tunnels super-span structural design mechanical response numerical simulation field monitoring

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Numerical verification of geometry control theory of the construction for super-span cable-stayed bridge

Huang Can, Bu Yizhi, Zhang Qinghua

Strategic Study of CAE 2009, Volume 11, Issue 1, Pages 87-91

Abstract: Geometry control theory applied to control the super-span cable-stayed bridge construction, and satisfied

Keywords： cable-stayed bridge geometry control geometrical nonlinear numerical verification

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Design and construction of super-long span bridges in China: Review and future perspectives

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 4, Pages 803-838 doi: 10.1007/s11709-020-0644-1

Abstract: Super-long span bridges demand high design requirements and involve many difficulties when constructedOver the past three decades, a large percentage of the new long-span bridges around the world were builtconstruction practices of the superstructure, the substructure, and the steel deck paving of the long-spaninformation technology, which is expected to guide the development direction for the construction of future superlong-span bridges and promote China to become a strong bridge construction country.

Keywords： long-span bridges steel box girder design technology construction technology review and future perspectives

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Research of the aerostatic and aerodynamic stability of super long-span cable-stayed bridges

Zhang Xinjun and Sun Hailing

Strategic Study of CAE 2014, Volume 16, Issue 3, Pages 50-58

Abstract: to investigate the aerostatic and aerodynamic stability of a super long- span cable- stayed bridge within super long- span bridges whose main span exceeds1000m is discussed.In addition，parametric analysis on the aerostatic and aerodynamic stability of super long-span cable-stayedunder the static and dynamic wind action，and consequently becomes a favorable structural system for superlong- span bridges whose main span exceeds1000m；the super long- span cable- stayed bridge becomes more

Keywords： super long-span cable-stayed bridge aerostatic stability aerodynamic stability design parameter

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Aerodynamic stability evolution tendency of suspension bridges with spans from 1000 to 5000 m

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 10, Pages 1465-1476 doi: 10.1007/s11709-023-0980-z

Abstract: aerostatic and flutter-related failures is a significant concern in the wind-resistant design of long-spanFinite element models of suspension bridges with increasing span from 1000 to 5000 m were constructedm, and increases when the span is in the range of 3000 to 5000 m.flutter, and more aerodynamic configuration optimistic optimizations for flutter are essential for superlong-span suspension bridges with spans longer than 3000 m.

Keywords： suspension bridge super long-span finite element model aerodynamic instability aerodynamic configuration

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Green Construction of National Speed Skating Oval

Frontiers of Engineering Management 2022, Volume 9, Issue 1, Pages 170-176 doi: 10.1007/s42524-021-0177-x

Keywords： super large-span cable net structure CO₂ Transcritical Direct-cooling Ice Making System

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The manufacturing technology research of the super length and big specification and high strength main

Zhang Hailiang,Shen Wang,Li Gang,Guo Jian

Strategic Study of CAE 2010, Volume 12, Issue 7, Pages 8-12

Abstract: Xihoumen Bridge, the paper further researched the manufacturing technology of main cable strand with superIt provided a technique research foundation for main cable strand of super long span suspension bridge

Keywords： super long span big specification 1 860 MPa 4 250 m fatigue test putting the cables test

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Behaviors of super-long span prestressed cable-stayed bridge with CFRP cables and UHPC girder

Fang Zhi,Ren Liang,Fan Fenghong

Strategic Study of CAE 2012, Volume 14, Issue 7, Pages 53-59

Abstract: applicability of carbon fiber reinforced polymer (CFRP) cables and reactive powder concrete (RPC)in superlong span cable stayed bridges, taking a 1 008 m cable stayed bridge using steel girder and steel cablesas example, a cable stayed bridge with the same span using RPC(reactive powder concrete) as the girderform a highly efficient, durable cable stayed bridge of concrete structure and make its applicable span

Keywords： cable-stayed bridge CFRP RPC mechanical properties

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Breeding strategies for increasing yield potential in super hybrid rice

Shihua CHENG,Xiaodeng ZHAN,Liyong CAO

Frontiers of Agricultural Science and Engineering 2015, Volume 2, Issue 4, Pages 277-282 doi: 10.15302/J-FASE-2015081

Abstract: Super hybrid rice breeding is a new breeding method combining semi-dwarf breeding and heterosis breedingThis paper reviews the breeding strategies of super hybrid rice breeding in China, focusing on the utilizationTo develop super hybrid rice, considerable effort should be made to explore genes related with high yieldMolecular breeding methods in combination with crossing techniques should be adopted in super hybrid

Keywords： super hybrid rice breeding strategies yield potential

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Tool wear mechanisms in the machining of Nickel based super-alloys: A review

Waseem AKHTAR,Jianfei SUN,Pengfei SUN,Wuyi CHEN,Zawar SALEEM

Frontiers of Mechanical Engineering 2014, Volume 9, Issue 2, Pages 106-119 doi: 10.1007/s11465-014-0301-2

Abstract:

Nickel based super-alloys are widely employed in aircraft engines and gas turbines due to their highThis study provides a detailed review of the tool wear mechanism in the machining of nickel based super-alloys

Keywords： tool wear nickel based super-alloy wear mechanism

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Control mode selection for modal control of long-span arch bridge

Zhengying LI, Zhengliang LI,

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 4, Pages 401-406 doi: 10.1007/s11709-009-0052-z

Abstract: For seismic control of arch bridge, a model reduction of long-span arch bridge was implemented basedThe numerical results show that the method of maximal modal displacement better analyze long-span arch

Keywords： selection reduced-order excitation long-span simplified

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State-of-the-art of long-span bridge engineering in China

XIANG Haifan, GE Yaojun

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 4, Pages 379-388 doi: 10.1007/s11709-007-0051-x

Abstract: introduces the state-of-the-art of longspan bridge engineering in China with emphases on recent long-spanbridge projects, bridge deck configuration and material, design codes of long-span bridges and improvement

Keywords： bridge engineering state-of-the-art long-span bridge configuration improvement

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Sulige Gas Field super project

Wenrui HU, Jingwei BAO, Pengcheng JI

Frontiers of Engineering Management 2017, Volume 4, Issue 3, Pages 379-384 doi: 10.15302/J-FEM-2017107

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Innovative steel-UHPC composite bridge girders for long-span bridges

Xudong SHAO, Lu DENG, Junhui CAO

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 4, Pages 981-989 doi: 10.1007/s11709-019-0531-9

Abstract: Steel and steel-concrete composite girders are two types of girders commonly used for long-span bridgesThus, to improve the serviceability and durability of girders for long-span bridges, three new typescoefficient, low risk of cracking, and excellent durability, making them competitive alternatives for long-spanIt is expected that the application of the new steel-UHPC composite girders on long-span bridges will

Keywords： steel-UHPC composite bridge girder long-span bridge orthotropic steel deck fatigue cracking durability

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Research on bolt-cable reducing span support technology in large span roadway of fully-mechanized coal

Zhu Yongjian,Luo Yixin,Zhang Daobing

Strategic Study of CAE 2010, Volume 12, Issue 3, Pages 51-55

Abstract:

Aiming at the locale facts of difficult roof controlling for large spanA new supporting idea of reducing span supporting function by bolts cooperating with anchor cables isA good result is achieved after the new supporting idea is applied in the large span gateway of Bulianta

Keywords： large span roadway roof bolt—cable reducing span support