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Weakening behavior of waterproof performance in joints of shield tunnels under adjacent constructions

Frontiers of Structural and Civil Engineering Pages 884-900 doi: 10.1007/s11709-022-0912-3

Abstract: In this study, the weakening behavior of waterproof performance was investigated in the joints of shieldSubsequently, the evolution of the waterproof performance of a common gasket with a joint opening wasIt was determined that the joints with the greatest decline in waterproof performance were located atWhen the waterproof performance of these joints decreased to 50% and 30%, the transverse deformationsperformance.

Keywords： shield tunnel waterproof performance horizontal transverse deformation joint opening weakening behavior

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Fundamental Problems and Development Paths for Reclamation of Waste Waterproof Membranes

Xiao Jianzhuang , Yu Caihua , Xiao Xuwen , Ding Tao , Zhang Yong

Strategic Study of CAE 2023, Volume 25, Issue 5, Pages 210-221 doi: 10.15302/J-SSCAE-2023.07.029

Abstract: Waste waterproof materials are an important component of the construction solid wastes; however, researchAs calculated in this study, the total output of waterproof materials in China was 2.983 × 10¹⁰ m² during 2005‒2021 and that of waterproof membranes was 1.89 × 10¹⁰ m², indicating that waterproof membranes are the main body for waterproof material recyclingmembranes is proposed as well as a high-performance waterproof membrane research and development concept

Keywords： waste waterproof membrane resource utilization reduce reuse recycle fully recycled waterproof membrane

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Study on waterproof and drainage technology of drilling and blast subsea tunnel

Wang Xiuying,Tan Zhongsheng,Wang Mengshu

Strategic Study of CAE 2009, Volume 11, Issue 7, Pages 71-75

Abstract:

The waterproof and drainage principle for subsea tunnel is clarified.Different waterproof and drainage schemes for various grounds are put up, and the main problems thatThe design method of waterproof and drainage system for subsea tunnel is a reference for other subsea

Keywords： subsea tunnel waterproof and drainage of structure discharge design

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Study on the waterproof and drainage principle and technology for karst tunnels in Yichang-Wanzhou railway

Wang Xiuying,Tan Zhongsheng,Wang Mengshu,Zhang Minqing

Strategic Study of CAE 2010, Volume 12, Issue 8, Pages 107-112

Abstract:

The establishment of tunnel waterproof and drainage principle is theBased on the water rich classification of filling cavities, the waterproof and drainage principle isThe structure waterproof and drainage principle is blockage and drainage associating based on actualcondition, more waterproof measures are advocated in the principle.

Keywords： karst tunnel waterproof and drainage principle grouting technology

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Key technology of design and construction on immersed tube tunnel

Du Chaowei,Wang Xiuying

Strategic Study of CAE 2009, Volume 11, Issue 7, Pages 76-80

Abstract: justify;">Combined with the built immersed tube tunnel, comparison and selection of dry-dock scheme, waterproof

Keywords： immersed tube tunnel scheme comparison waterproof design construction technology

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Performance-based and performance-driven architectural design and optimization

Xing SHI

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 4, Pages 512-518 doi: 10.1007/s11709-010-0090-6

Abstract: Simulation technology has made quantified analysis of architectural performance possible and, therefore, directly enables architects and engineers to incorporate performance analysis into the design workIt is argued that performance-based and performance-driven architectural designs differ in that the lattera review of the evolution of performance-based architectural design.performance-based/driven architectural design software is proposed.

Keywords： performance optimization architectural design simulation sustainability

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Flexural and longitudinal shear performance of precast lightweight steel–ultra-high performance concrete

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 5, Pages 704-721 doi: 10.1007/s11709-023-0941-6

Abstract: the flexural and longitudinal shear performances of two types of precast lightweight steel–ultra-high performance

Keywords： precast steel–UHPC composite beam flexural performance longitudinal shear performance parametric study

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Experimental research on cyclone performance at high temperature

LI Wenqi, CHEN Jianyi

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 3, Pages 310-317 doi: 10.1007/s11465-007-0055-1

Abstract: To predict the influence of operating temperatures on cyclone performance, an experimental investigationA nondimensional experimental correlation of the cyclone performance, including the influence of temperature

Keywords： diameter definite function nondimensional experimental cyclone performance influence

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Comparison of indices for stiffness performance evaluation

Giuseppe CARBONE, Marco CECCARELLI,

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 3, Pages 270-278 doi: 10.1007/s11465-010-0023-z

Abstract: This paper addresses the problem of a numerical evaluation of the stiffness performance for multibodyThe main goal is to propose a performance index describing synthetically the elastostatic response of

Keywords： robotics stiffness performance indices

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Performance of steel bridge deck pavement structure with ultra high performance concrete based on resin

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 4, Pages 895-904 doi: 10.1007/s11709-021-0759-z

Abstract: research investigated a pavement system on steel bridge decks that use epoxy resin (EP) bonded ultra-high performancethe interface of the pavement layer, reinforcement, and different paving materials on the structural performancea fixed force of 9 kN and a dynamic deflection of 0.35 mm, which meets the requirements for fatigue performance

Keywords： steel bridge deck pavement ultra-high-performance concrete epoxy resin composite structure bendingfatigue performance

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Cutting performance of surgical electrodes by constructing bionic microstriped structures

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 1, doi: 10.1007/s11465-022-0728-9

Abstract: surface and thermal injury to adjacent tissue are serious problems in surgery that can affect cutting performanceThis study demonstrates a promising approach for improving the cutting performance of surgical electrodes

Keywords： surgical electrodes tissue adhesion thermal injury bionic structures cutting performance medical

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Recovery and reuse of floc sludge for high-performance capacitors

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 6, doi: 10.1007/s11783-021-1512-5

Abstract:

• The feasibility of facile fabrication of capacitor from floc sludge is discussed.

Keywords： Floc sludge Porous carbon electrode Energy storage performance Supercapacitors

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Discrete-event stochastic systems with correlated inputs: Modeling and performance evaluation

Frontiers of Engineering Management 2022, Volume 9, Issue 2, Pages 214-220 doi: 10.1007/s42524-022-0192-6

Abstract: Furthermore, the performance measures of the systems with correlated inputs can be significantly different

Keywords： discrete-event stochastic system correlated input performance evaluation

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Facility managers’ perceptions on building performance assessment

Rafaela BORTOLINI, Núria FORCADA

Frontiers of Engineering Management 2018, Volume 5, Issue 3, Pages 324-333 doi: 10.15302/J-FEM-2018010

Abstract:

During the operational phase, building performance may decrease in various areas, so that the endConsequently, indicators are useful to assess and improve the performance of existing buildings.The results revealed that the core indicators used to measure a building’s operational performance areThese indicators and their sources can contribute to a better analysis of building performance and thedefinition of measures to improve performance during the operational phase of a building.

Keywords： building performance facility management non-residential buildings

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Nonlinear design-point performance adaptation approaches and their comparisons for gas turbine applications

Y. G. LI, P. PILIDIS,

Frontiers in Energy 2009, Volume 3, Issue 4, Pages 446-455 doi: 10.1007/s11708-009-0042-9

Abstract: Accurate performance simulation and understanding of gas turbine engines is very useful for gas turbineTherefore, the simulated design point performance of an engine may be slightly different from its actualperformance.In this paper, two nonlinear gas turbine design-point performance adaptation approaches have been presentedto best estimate the unknown component parameters and match available design point engine performance

Keywords： gas turbine engine performance adaptation performance matching design-point performance simulation influence