Search Results - "Yu, Jiangjiang"

Experimental and numerical investigation on I–II mixed-mode fracture of concrete based on the Monte Carlo random aggregate distribution by Li, Guodong, Yu, Jiangjiang, Cao, Peng, Ren, Zhengyi

“…•Experiment and heterogeneous simulation are combined to study concrete I–II mixed-mode fracture.•Effects of volume fraction & SSA of coarse aggregate on I–II…”
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The Mechanical Properties and Damage Evolution of UHPC Reinforced with Glass Fibers and High-Performance Polypropylene Fibers by He, Jiayuan, Chen, Weizhen, Zhang, Boshan, Yu, Jiangjiang, Liu, Hang

“…Due to the sharp and corrosion-prone features of steel fibers, there is a demand for ultra-high-performance concrete (UHPC) reinforced with nonmetallic fibers…”
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Study of Acoustic Emission Signal Noise Attenuation Based on Unsupervised Skip Neural Network by Wulan, Tuoya, Li, Guodong, Huo, Yupeng, Yu, Jiangjiang, Wang, Ruiqi, Kou, Zhongzheng, Yang, Wen

“…Acoustic emission (AE) technology, as a non-destructive testing methodology, is extensively utilized to monitor various materials' structural integrity…”
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Experimental Study on Bond Performance of NC-UHPC Interfaces with Different Roughness and Substrate Strength by Zhang, Boshan, Yu, Jiangjiang, Chen, Weizhen, Liu, Hang, Li, Heng, Guo, Hong

“…This paper investigates the bond failure performance between precast normal concrete (NC) and cast-in situ ultra-high performance concrete (UHPC), emphasizing…”
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Research and application of random aggregate model in determining the fracture behavior of four-point bending beam with notch by Peng, Cao, Guodong, Li, Jiangjiang, Yu, Ming, Zhang, Feng, Jin, Zhimeng, Zhao

“…•The random generation and distribution of aggregate gradation, location and shape in concrete beam were realized.•The size of the specimen has influence on…”
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Mixed-Mode I-II Fracture Process Zone Characteristic of the Four-Point Shearing Concrete Beam by Li, Guodong, Ren, Zhengyi, Yu, Jiangjiang

“…The size of the fracture process zone (FPZ) has significance for studying the fracture mechanism and fracture characteristics of concrete. This paper presents…”
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Mixed-mode I-II mesoscale fracture behavior of concrete determined by the realistic aggregate numerical model by Jiangjiang, Yu, Guodong, Li, Zhengyi, Ren, Wei, Zhang, Jiangqi, Tang, Li, Zhang, Xiaolong, Si, Zhimeng, Zhao

“…•The meso-numerical model, corresponding to the realistic aggregate distribution, was established.•The spatial distribution of the coarse aggregate determines…”
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Interface Shear Failure Behavior Between Normal Concrete (NC) and Ultra-High Performance Concrete (UHPC) by Zhang, Boshan, Yu, Jiangjiang, Chen, Weizhen, Chen, Jianbo, Li, Heng, Niu, Jialun

“…Ultra-high performance concrete (UHPC) with excellent mechanical properties and durability is a promising material for reinforcement of existing normal…”
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Mixed Mode I-II Fracture Path and Initiation Angle of Concrete at Mesoscale Level by Yu, Jiangjiang, Wang, Zhiyuan, Ren, Zhengyi, Li, Guodong, Zhao, Zhimeng

“…This paper presents the mesolevel numerical simulation and experimental verification of mixed mode I-II fracture for the four-point shearing beam with a…”
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Multi-scale analysis on the tensile properties of UHPC considering fiber orientation by Yu, Jiangjiang, Zhang, Boshan, Chen, Weizhen, Liu, Hang

“…•The effect of the fiber orientation on the multi-scale tensile properties of UHPC was revealed.•Tensor description of fiber orientation was adopted to analyze…”
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Experimental and multi-scale numerical investigation of ultra-high performance fiber reinforced concrete (UHPFRC) with different coarse aggregate content and fiber volume fraction by Yu, Jiangjiang, Zhang, Boshan, Chen, Weizhen, He, Jiayuan

“…•A multi-scale analysis method of UHPFRC was established.•FE model with the progressive damage model was utilized to simulate UHPFRC mechanical properties.•The…”
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Multi-scale investigation on the interfacial behavior of between NC and UHPC in flexural members considering influence of the interface morphology by Zhang, Boshan, Yu, Jiangjiang, Chen, Weizhen, Liu, Hang, Li, Heng

“…To study the interfacial behavior between NC (normal concrete) and UHPC (ultra-high performance concrete) in composite flexural members, a multi-scale…”
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Study on char reinforcing of different inorganic fillers for expandable fire resistance silicone rubber by Yu, Jiangjiang, Hong, Ling, Qu, Linlin

“…Sodium silicate monohydrate (NSH), glass frits (GF) and aluminum hydroxide (ATH) were incorporated into room temperature vulcanized (RTV) silicone rubber (SR)…”
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Stress states and shear failure mechanisms of girders with corrugated steel webs by Zhang, Boshan, Yu, Jiangjiang, Chen, Weizhen, Wang, Hui, Xu, Jun

“…The corrugated steel web girder (CSWG) has been widely used since its light self-weight and high shear stability. Previous studies on the shear response focus…”
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Multi-scale study on interfacial bond failure between normal concrete (NC) and ultra-high performance concrete (UHPC) by Yu, Jiangjiang, Zhang, Boshan, Chen, Weizhen, Liu, Hang, Li, Heng

“…It is a promising way to strengthen and repair the damaged normal concrete (NC) structure with ultra-high performance concrete (UHPC), and the interfacial…”
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Extracting lithium from Tibetan Dangxiong Tso Salt Lake of carbonate type by using geothermal salinity-gradient solar pond by Yu, Jiangjiang, Zheng, Mianping, Wu, Qian, Nie, Zhen, Bu, Lingzhong

“…•We built a new geothermal salinity-gradient solar pond.•The efficiency of the geothermal salinity-gradient solar pond was tested.•Temperature of lower…”
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Interfacial properties between ultra-high performance concrete (UHPC) and steel: From static performance to fatigue behavior by Zhang, Boshan, Yu, Jiangjiang, Chen, Weizhen, Sun, Huahuai, Chen, Shuaikun, Wang, Hui

“…•· Experimental investigation on steel-UHPC interfaces with/without mechanical connectors.•· Interfacial properties in flexural members with complex boundary…”
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The application of an enhanced salinity-gradient solar pond with nucleation matrix in lithium extraction from Zabuye salt lake in Tibet by Wu, Qian, Yu, Jiangjiang, Bu, Lingzhong, Nie, Zhen, Wang, Yunsheng, Renchen, Norbu, He, Tao, Zhang, Ke, Zhang, Jintao, He, Zhikui

“…•The enhanced salinity-gradient solar pond with a nucleation matrix aids crystallization of lithium carbonate.•Influences of matrix materials and spatial…”
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Preparation, characterization and fire resistance evaluation of a novel ceramizable silicone rubber composite by Yu, Jiangjiang, Qu, Linlin, Min, Yuanyuan, Hong, Ling, Chen, Dongliang

“…In order to improve fire resistance performances of sealant for pipe penetration, a novel ceramizable silicone rubber (CSR) composite was developed. The CSR…”
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Experimental study on improving lithium extraction efficiency of salinity-gradient solar pond through sodium carbonate addition and agitation by Yu, Jiangjiang, Wu, Qian, Bu, Lingzhong, Nie, Zhen, Wang, Yunsheng, Zhang, Jintao, Zhang, Ke, Renchen, Norbu, He, Tao, He, Zhikui

“…•Adding sodium carbonate to the LCZ changed the distribution of concentrations of Li+ and CO32-.•Agitation can break the low convection of LCZ and increase the…”
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