《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》

作品数：2665被引量：6156H指数：21
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《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》
主办单位：Zhejiang University
最新期次：2025年3期更多>>
发文主题：英文BASED_ONUSINGSCIENCEINFORMATION更多>>
发文领域：自动化与计算机技术建筑科学理学电子电信更多>>
发文作者：赵文芳武霞马金石姚林辉金林培更多>>
发文机构：中国科学院北京师范大学浙江大学宁波大学更多>>
发文基金：国家自然科学基金国家重点基础研究发展计划国家教育部博士点基金中国博士后科学基金更多>>
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Hydraulic conductivity of sand influenced by temperature and porosity in centrifugal tests
《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》2025年第3期177-193,共17页Jianjian HE Xihao JIANG Yubing WANG 
supported by the Basic Science Center Program for Multiphase Media Evolution in Hypergravity of the National Natural Science Foundation of China(No.51988101)。
This study focused on the hydraulic conductivity of sand in centrifuge modeling.A self-designed temperature-controlled falling-head permeameter apparatus was used,and a series of falling-head seepage tests were perfor...
关键词：Hydraulic conductivity of sand TEMPERATURE POROSITY Centrifugal acceleration Kozeny-Carman equation 
Evolution of waterproof performance,mechanical properties,and microstructure in hydrophobically-modified geopolymer concrete during dry-wet cycles
《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》2025年第3期194-211,共18页Dongming YAN Yilu QIU Rongfeng GAO Shikun CHEN Yi LIU Shengqian RUAN 
supported by the National Natural Science Foundation of China(Nos.52101328 and 52171277);the National Key Research and Development Program of China(No.2022YFE0109200);the Foundation of the Shanxi-Zheda Institute of Advanced Materials and Chemical Engineering(No.2022SZ-TD006);the Postdoctoral Fellowship Program of China Postdoctoral Science Foundation(CPSF)(No.GZB20230653)。
The waterproof performance,mechanical properties,chemical composition,microstructure,and pore structure of hydrophobically-modified geopolymer concrete are investigated before and after dry-wet cycles,to determine the...
关键词：Geopolymer concrete Hydrophobic modification Waterproof performance Mechanical property Microstructure analysis 
Multi-field,time-varying behavior,and cracking mechanisms of early-age concrete in balastless track beds
《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》2025年第3期212-225,共14页Xiao LI Juanjuan REN Shijie DENG Zeyong ZHANG Xueyi LIU 
supported by the National Key R&D Program of China(No.2021YFF0502100);the National Natural Science Foundation of China(Nos.52278461 and 52308467).
Cracking of early-age concrete can occur in the track beds of high-speed railways due to changes in material properties,environmental effects,and construction processes.This is a multi-field,time-varying issue involvi...
关键词：Ballastless track Early-age concrete Hydro-thermo-chemo-mechanical coupling Early cracking of track bed 
Predicting tunnel boring machine performance with the Informer model:a case study of the Guangzhou Metro Line project
《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》2025年第3期226-237,共12页Junxing ZHAO Xiaobin DING 
supported by the National Natural Science Foundation of China(No.41827807);the Foundation of the Guangdong Provincial Key Laboratory of Modern Civil Engineering Technology(No.2021B1212040003),China.
Accurately forecasting the operational performance of a tunnel boring machine(TBM)in advance is useful for making timely adjustments to boring parameters,thereby enhancing overall boring efficiency.In this study,we us...
关键词：Boring machine performance Informer model Deep learning Thrust force 
Numerical simulation of 3D supersonic asymmetric truncated nozzle based on k-kL algebraic stress model
《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》2025年第3期238-251,共14页Gang WANG Shuai ZHANG Jifa ZHANG Yao ZHENG 
supported by the Zhejiang Provincial Key Research and Development Program of China(No.2020C01020).
The nozzle is a critical component responsible for generating most of the net thrust in a scramjet engine.The quality of its design directly affects the performance of the entire propulsion system.However,most turbule...
关键词：Supersonic nozzle Turbulence model Numerical simulation Performance analysis 
Enhancing the spatter-removal rate in laser powder-bed fusion using a gas-intake system with dual inlets
《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》2025年第3期252-265,共14页Xin TIAN Junwei ZHONG Youwen YANG Chaolei ZHANG Long ZHAO 
supported by the Natural Science Foundation of Jiangxi Province(Nos.20224BAB214061 and 20224ACB214008);the National Natural Science Foundation of China(Nos.52165043 and 52166002);the Jiangxi Provincial Cultivation Program for Academic and Technical Leaders of Major Subjects(No.20225BCJ23008);the Anhui Provincial Natural Science Foundation(No.2308085ME171);the University Synergy Innovation Program of Anhui Province(Nos.GXXT-2023-025 and GXXT-2023-026),China。
Mounds of spatter are generated in laser powder-bed fusion(L-PBF)additive manufacturing,which reduces build quality and laser lifetime.Due to the lack of supplemental airflow above the chamber,the conventional build c...
关键词：Laser powder-bed fusion(L-PBF) Computational fluid dynamics(CFD) Flow field simulation Structural optimization Coanda effect 
Parametric design for the valve seat of a high-temperature and high-pressure valve inside wind tunnels
《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》2025年第3期266-276,共11页Fengwei HOU Haifeng SHU Binbin WU Chengliang YU Zhehui MA Wenqing LI Jinyuan QIAN 
supported by the National Natural Science Foundation of China(No.52175067);the Zhejiang Key Research&Development Project(No.2021C01021);the Natural Science Foundation of Zhejiang Province(No.LY20E050016);the Postdoctoral Fellowship Program of China Postdoctoral Science Foundation(CPSF)(No.GZC20241478)。
A high-temperature and high-pressure valve is the key equipment of a wind tunnel system;it controls the generation of high-temperature and high-pressure gas.To reduce the adverse impact of high-temperature and high-pr...
关键词：Control valve Valve seat OPTIMIZATION Parametric design 
Two-dimensional plane-strain consolidation for unsaturated soils under non-uniform trapezoidal loads
《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》2025年第3期277-284,共8页Chengjia TANG Lei WANG Sidong SHEN Minjie WEN Annan ZHOU 
supported by the National Nature Science Foundation of China(No.12172211);the National Key Research and Development Program of China(No.2019YFC1509800)。
1 Introduction In highway construction,flled embankments are trapezoidal,and the ground is always improved by sand wells or columns.During embankment construction,because the width and height of the embankment are cha...
关键词：two dimensional plane strain consolidation highway construction sand wells embankment construction consolidation phenomenon unsaturated soils non uniform trapezoidal loads 
Parameter matching and optimization of hybrid excavator swing system
《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》2025年第2期138-150,共13页Chao SHEN Jianxin ZHU Jian CHEN Saibai LI Lixin YI 
supported by the Changsha Major Science and Technology Plan Project,China(No.kq2207002);the Natural Science Foundation of Hunan Province(No.2023JJ40720);the Postgraduate Innovative Project of Central South University,China(No.2022XQLH058)。
In this study,a novel synergistic swing energy-regenerative hybrid system(SSEHS)for excavators with a large inertia slewing platform is constructed.With the SSEHS,the pressure boosting and output energy synergy of mul...
关键词：Hybrid system Energy regeneration Swing braking energy Parameter optimization Improved multi-objective particle swarm optimization(IMOPSO) Adaptive grid 
A novel shear damage model of the shear deformation and failure process of gas hydrate-bearing sediments
《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》2025年第2期151-165,共15页Hui WANG Bo ZHOU 
supported by the Independent Innovation Research Program of China University of Petroleum(East China)(No.27RA2215005)。
A novel shear damage model based on homogenization theory and a modified Mohr-Coulomb criterion is proposed to predict the full deformation process of gas hydrate-bearing sediments(GHBSs)during shearing by analyzing m...
关键词：Gas hydrate-bearing sediments(GHBSs) Shear damage model Homogenization theory Modified Mohr-Coulomb(MC)criterion Damage evolution 
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