Výsledky vyhľadávania - Crack parameter inversion algorithm

Study of crack identification methods for underwater structures based on alternating electromagnetic fields Autor Lou, Min, Wu, Bin, Jiang, Zhilong, Wang, Yangyang, Han, Yu

“… A new signal inversion algorithm is developed to estimate crack geometry, alongside the creation of specialized underwater detection and flexible monitoring probes…”
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Waveform inversion of the ultra-long-period seismic event associated with ground tilt motion during an eruption of Mount Kusatsu–Shirane, Japan, on January 23, 2018 Autor Takahashi, Ryohei, Maeda, Yuta, Watanabe, Toshiki

“… We applied a waveform inversion algorithm to account for both the translational and tilt motions…”
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Study on Impoundment Deformation Characteristics and Crack of High Core Rockfill Dam Based on Inversion Parameters Autor Pan, Litan, Wu, Bo, Wang, Daquan, Zhou, Xiongxiong, Wang, Lijie, Zhang, Yi

“… and impoundment are analyzed. The results showed that the stress deformation results of the dam based on the inversion parameters were in good agreement with the actual…”
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Bayesian inversion for unified ductile phase-field fracture Autor Noii, Nima, Khodadadian, Amirreza, Ulloa, Jacinto, Aldakheel, Fadi, Wick, Thomas, François, Stijn, Wriggers, Peter

“…The prediction of crack initiation and propagation in ductile failure processes are challenging tasks for the design and fabrication of metallic materials and structures on a large scale…”
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A New Mesoscopic Parameter Inverse Analysis Method of Hydraulic Concrete Based on the SVR-HGWO Intelligent Algorithm Autor Zhu, Qingshuai, Wang, Yuling, Li, Xing

“… (Crack Mouth Opening Displacement) curves. The HGWO algorithm was employed to optimize the SVR…”
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Robust parameter inversion of coal mining subsidence based on the combination of RANSAC and DE algorithms Autor Chen, Yuanfei, Wang, Lei

“… environment and preventing geological disasters in mines. Currently, methods for obtaining subsidence prediction parameters based on surface measurement data primarily rely on inversion algorithms…”
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Multi-Objective Automated Machine Learning for Inversion of Mesoscopic Parameters in Discrete Element Contact Models Autor Ao, Xu, Hao, Shengpeng, Zhang, Yuyu, Xu, Wenyu

“…Accurate calibration of mesoscopic contact model parameters is essential for ensuring the reliability of Particle Flow Code in Three Dimensions (PFC3D…”
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Parameter calibration method of clustered-particle logic concrete DEM model using BP neural network-particle swarm optimisation algorithm (BP-PSO) inversion method Autor Pan, Xupeng, Niu, Yanwei, Zhao, Yu, Huang, Pingming, Wu, Yizhen

“… A high precision back propagation neural network-particle swarm optimization (BP-PSO) algorithm inversion method is proposed to calibrate the microparameters of the clustered-particle logic concrete discrete element method model…”
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An Inverse Analysis of Interfacial Parameter Values for Mode I Debonding Between Steel and Hot-Melt Adhesive Autor Shi, Jun, Zhang, Jian, Hu, Mingzhen, Li, Yingjie, Deng, Guide, Liu, Wenjun

“…A polyethylene pipe reinforced with winding steel wires (PSP) is a new composite pipe in which steel wires are effectively bonded with high-density…”
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Experimental Study on Proportion Optimization of Rock-like Materials Based on Genetic Algorithm Inversion Autor Su, Hui, Liu, Shaoxing, Hu, Baowen, Nan, Bowen, Zhang, Xin, Han, Xiaoqing, Zhang, Xiao

“… An orthogonal test design and sensitivity analysis of variance were used to obtain the significant influencing factors of the ratio factors on seven macroscopic mechanical parameters, including compressive strength σ…”
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A Bayesian-based approach for inversion of earth pressures on in-service underground structures Autor Tian, Zhiyao, Zhou, Shunhua, Lee, Anthony, Zhao, Yu, Gong, Quanmei

“…This paper presents a Bayesian inversion approach to identify earth pressures on in-service underground structures based on structural deformations…”
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Quantitative Inversion of Stress and Crack in Ferromagnetic Materials Based on Metal Magnetic Memory Method Autor Shi, Pengpeng, Jin, Ke, Zhang, Pengcheng, Xie, Shejuan, Chen, Zhenmao, Zheng, Xiaojing

“…Ferromagnetic materials are widely used in engineering structures. Damages caused during manufacture and the use of ferromagnetic materials may seriously…”
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Reconstruction of cracks with physical closure from signals of eddy current testing Autor Chen, Z., Aoto, K., Miya, K.

“… An algorithm in the conjugate gradient method category is introduced then for tackling inversion of crack parameters in different types (e.g…”
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Bayesian inversion for anisotropic hydraulic phase-field fracture Autor Noii, Nima, Khodadadian, Amirreza, Wick, Thomas

“… (due to the preferred fiber orientation) are enforced via penalty-like parameters. A new crack driving state function is introduced by avoiding the compressible part of anisotropic energy to be degraded…”
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Mixed mode fracture tests and inversion of FPZ at crack tip of overlying strata in underground coal gasification combustion cavity under real-time high temperature condition Autor Meng, Tao, Guangwu, Xue, Jiwei, Ma, Yang, Yue, Liu, Wen, Zhang, Jing, Bosen, Jiao, Fang, Shihui, Ren, Guoliang

“…•The effective FPZ sizes of sandstone at varying temperatures were determined. Measuring the fracture parameters of rock materials under real-time high temperature…”
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Technical Note: An inversion algorithm to estimate maximum and minimum horizontal stress based on field test data for sleeve fracturing Autor Huang, Yao, Zolfaghari, Navid, Ohanian, Osgar John, Bunger, Andrew P.

“… The algorithm is developed by analyzing the crack initiation, propagation and interaction behavior between primary and secondary cracks based on the Finite Element Method with Cohesive Zone elements…”
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Inspection and Imaging of Tree Trunk Defects Using GPR Multifrequency Full-Waveform Dual-Parameter Inversion Autor Feng, Deshan, Liu, Yuxin, Wang, Xun, Zhang, Bin, Ding, Siyuan, Yu, Tianxiao, Li, Bingchao, Feng, Zheng

“… The majority of current GPR data inversions, however, focused on imaging the macroscale location of defects…”
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A Novel Regularization Model for Inversion of the Fracture Geometric Parameters in Hydraulic-Fractured Shale Gas Wells Autor Li, Hongxi, Zhang, Li, Li, Lu, Zhou, Bin, Zhang, Yunjun, Fu, Yu

“… In this paper, a novel regularization model is proposed to inverse the fracture parameters with joint constraints of production data and microseismic data…”
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Evaluation of the physical characteristics of reinforced concrete subject to corrosion using a poro-elastic acoustic model inversion technique applied to ultrasonic measurements Autor Beaujean, Pierre-Philippe, Shaffer, Samuel R., Presuel-Moreno, Francisco, Brogden, Matthew

“… By using a non-destructive method for detecting the early formation of cracks within reinforced concrete, the method presented in this paper seeks to improve upon traditional techniques of monitoring…”
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TDFPI: A Three-Dimensional and Full Parameter Inversion Model and Its Application for Building Damage Assessment in Guotun Coal Mining Areas, Shandong, China Autor Liu, Hui, Yuan, Mingze, Li, Mei, Li, Ben, Chen, Ning, Wang, Jinzheng, Li, Xu, Wu, Xiaohu

“… In this study, we proposed a three-dimensional and full parameter inversion (TDFPI) model to derive the large-gradient subsidence and then investigate its application for building damage assessment over coal mining areas…”
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