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FAULTS: 作品数：324被引量：602H指数：9; 导出分析报告; 相关领域：天文地球更多>>; 相关作者：张军华佟晶熊盛青李占奎丁燕云更多>>; 相关机构：中国地质大学（北京）中国科学院国土资源部中国国土资源航空物探遥感中心更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金北京市自然科学基金更多>>

Ultrasonic localization method based on Chan-WLS algorithm for detecting power transformer partial discharge faults by fibre optic F-P sensing array: 《High Voltage》2024年第6期1234-1245,共12页Hong Liu Tianhe Yang Zhixian Zhang Haoyuan Tian Yuxuan Song Qiuxia Sun Wei Wang Yunjun Geng Weigen Chen; Science&Technology Project of China Southern Power Grid,Grant/Award Number:090000KK52222092。; Fibre optic F-P sensor has become one of the mainstream detection methods for partial discharge faults due to their advantages of good insulation,high sensitivity,resistance to electromagnetic interference,simple stru...; 关键词：power FIBRE ALGORITHM

The influence of the disturbing effect of roadways through faults on the faults' stability and slip characteristics: 《Deep Underground Science and Engineering》2024年第4期399-412,共14页Shuaifeng Lu Andrew Chan Xiaolin Wang Shanyong Wang Zhijun Wan Jingyi Cheng; Australian Research Council,Grant/Award Number:DP210100437;National Natural Science Foundation of China,Grant/Award Number:52274102;Graduate Research and Innovation Projects of Jiangsu Province,Grant/Award Number:KYCX21_2335。; In order to mitigate the risk of geological disasters induced by fault activation when roadways intersect reverse faults in coal mining,this paper uses a combination of mechanical models with PFC2D software.A mechanic...; 关键词：excavation speed fault stability loading and unloading test roadway crossing faults

Numerical computations of magnetohydrodynamic mixed convective flow of Casson nanofluid in an open-ended cavity formed by earthquake-induced faults: 《Applied Mathematics and Mechanics(English Edition)》2024年第12期2215-2230,共16页M.IBTESAM S.NADEEM J.ALZABUT; The numerical computations for the magnetohydrodynamic(MHD) mixed convective flow of a non-Newtonian Casson nanofluid(Cu/H2O) within an open-ended cavity formed by earthquake-induced faults are analyzed, aiming to inv...; 关键词：NANOFLUID magnetohydrodynamic(MHD) Casson fluid mixed convection finite element method(FEM)

Stability analysis of the rock zone between the tunnel face and the fault fracture zone: 《Transportation Safety and Environment》2024年第4期41-46,共6页Jianming Du Baosheng Dong Xuan Zhang; support by the Key Project of High-speed Rail Joint Fund of National Natural Science Foundation of China(Grant No.U1934210);the Key Project of CCCC Highway Engineering Co.,Ltd.,China(Grant No.KJYF-2021-B-20).; Water and mud inrush is one of the main safety accidents that occur during tunnel construction in water-rich karst regions.Often,faulting occurs in front of the tunnel face,creating a conduit for water and inrush disa...; 关键词：karst tunnel water-rich faults safety distance face stability thick plate theory

Using Gravity Data to Highlight Tectonic Faults with Filtering Techniques and Modelling at the Congo Craton-Pan-African Belt Contact, East Cameroon: 《International Journal of Geosciences》2024年第12期1087-1112,共26页Owono Amougou Olivier Ulrich Igor Ngoumou Paul Claude Mono Jean Aimé Ngoa Embeng Steve Bidichael Wahile Gouet Daniel Hervé Ndougsa Mbarga Theophile; The geological and tectonic impact of the collision between the Congo Craton and the Pan-African Ridge of Central Africa was considerable, with the formation of various tectonic faults, fractures, dykes and folds. The...; 关键词：FAULTS LINEAMENTS Contacts Modelling

Hydro-mechanical-electrical simulations of synthetic faults in two orthogonal directions with shear-induced anisotropy: 《Journal of Rock Mechanics and Geotechnical Engineering》2024年第11期4428-4439,共12页Kazuki Sawayama Takuya Ishibashi Fei Jiang Takeshi Tsuji; supported in part by the Japan Society for the Promotion of Science (JSPS)under JSPS KAKENHI (Grant Nos.JP22K14635 and JP22H05303);a supporting program titled“Program to Support Research and Investigation on Important Basic Technologies Related to Radioactive Waste (2023 FY)”under the contract with the Ministry of Economy,Trade and Industry,Japan.; Fluid flow in fractures controls subsurface heat and mass transport,which is essential for developing enhanced geothermal systems and radioactive waste disposal.Fracture permeability is controlled by fracture microstr...; 关键词：Fracture flow Permeability Electrical conductivity Lattice Boltzmann method ANISOTROPY Chemical erosion Enhanced geothermal system

Sliding Mode Fault-tolerant Control Based on Fast Convergence Law for Faults of PMSM: 《Chinese Journal of Electrical Engineering》2024年第3期147-157,共11页Wan Feng Mengdi Li Wenjuan Zhang Shoudao Huang Haixia Zhang; Supported by the National Natural Science Foundation of China under Grant 52077011;Hunan Provincial Natural Science Foundation 2024JJ7614,2024JJ7615 and 2024JJ6089;Hunan Education Department Science Research Project under Grant 23B0785 and 23B0793;Major Special Projects of Changsha under Grant kq2105001.; It is difficult for the traditional PI controller to meet high-performance control requirements under the demagnetization fault of a permanent magnet synchronous motor(PMSM).To address this problem,this study proposes...; 关键词：Permanent magnet synchronous motor demagnetization faults sliding mode fault-tolerant control flux linkage observer

A Novel Scalable Fault-Tolerant Control Design for DC Microgrids With Nonuniform Faults: 《IEEE/CAA Journal of Automatica Sinica》2024年第8期1886-1888,共3页Aimin Wang Minrui Fei Dajun Du Yang Song; supported by the Key Project of Science and Technology Commission of Shanghai Municipality(21190780300);the Natural Science Foundation of China(NSFC)(62173217,62203290);the Natural Science Foundation of Shanghai Municipality(21ZR1423400);NSFC/Royal Society Cooperation and Exchange Project(62111530154);Shanghai Pujiang Program(22PJ 1403800);111 Project(D18003).; Dear Editor,The existing control schemes for microgrids(MGs)face challenges in effectively addressing plugging in/out operations under uncertain power lines and faults.To tackle this issue,this letter proposes a novel...; 关键词：stability LETTER operations

Three-dimensional structural models,evolution and petroleum geological significances of transtensional faults in the Ziyang area,central Sichuan Basin,SW China: 《Petroleum Exploration and Development》2024年第3期604-620,共17页TIAN Fanglei GUO Tonglou HE Dengfa GU Zhanyu MENG Xianwu WANG Renfu WANG Ying ZHANG Weikang LU Guo; Supported by the Key Project of National Natural Science Foundation of China(42330810).; With drilling and seismic data of Transtensional(strike-slip)Fault System in the Ziyang area of the central Sichuan Basin,SW China plane-section integrated structural interpretation,3-D fault framework model building,...; 关键词：transtensional(strike-slip)fault three-dimensional structural model structural evolution petroleum geological significance Ziyang area Sichuan Basin

Analysis and Research on 10kV Distribution Network Faults: 《Journal of Electronic Research and Application》2024年第3期89-96,共8页Jiyuan Wang Ouzhu Ciren Xiaokang Zhou Ruijin Zhu; Tibet Autonomous Region Natural Fund Key Project(XZ202201ZR0024G)。; The 10kV distribution network is an essential component of the power system,and its stable operation is crucial for ensuring reliable power supply.However,various factors can lead to faults in the distribution network...; 关键词：10kV distribution network Line faults Fault hazards Preventive measures

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