Showing 241 - 260 results of 1,483 for search '"Hydraulics"', query time: 0.06s Refine Results
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    Experimental Study on Crack Extension Rules of Hydraulic Fracturing Based on Simulated Coal Seam Roof and Floor by Lu Gao, Xiangtao Kang, Gun Huang, Ziyi Wang, Meng Tang, Xiaoying Shen

    Published 2022-01-01
    “…Hydraulic fracturing can increase the fracture of coal seams, improve the permeability in the coal seam, and reduce the risk of coal and gas outburst. …”
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    Article
  4. 244
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    Risk Assessment of the Rockburst Intensity in a Hydraulic Tunnel Using an Intuitionistic Fuzzy Sets-TOPSIS Model by Xin-Bao Gu, Qi-Hong Wu, Ying Ma

    Published 2022-01-01
    “…To evaluate the intensity level of rockburst in hydraulic tunnels accurately, the intuitionistic fuzzy sets-TOPSIS model is first introduced. …”
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    Seismic Proofing Capability of the Accumulated Semiactive Hydraulic Damper as an Active Interaction Control Device with Predictive Control by Ming-Hsiang Shih, Wen-Pei Sung

    Published 2016-01-01
    “…To improve the seismic proofing capability of Accumulated Semiactive Hydraulic Damper, it is converted to an Active Interaction Control device and synchronous control and predictive control methods are proposed. …”
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    Article
  8. 248

    Identification of Vibration Signal for Residual Pressure Utilization Hydraulic Unit Using MRFO-BP Neural Network by Qingjiao Cao, Liying Wang, Jiajie Zhang, Tengfei Guo, Xiyuan Liu

    Published 2022-01-01
    “…Combined with wavelet threshold denoising and Ensemble Empirical Mode Decomposition (EEMD) decomposition, an identification method based on Manta Ray Foraging Optimization-BP (MRFO-BP) neural network for vibration signals of residual pressure utilization hydraulic units is proposed to distinguish the vibration signal of each unit. …”
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    Effect of internal erosion on the hydraulic behavior of gap-graded coarse-fine mixtures: Experimental and mathematical investigations by Marziyeh Salajegheh, Mahmoud Yazdani, Vahid Pachideh

    Published 2025-03-01
    “…The results indicated that while the output velocity initially rose rapidly with an increasing hydraulic gradient during the early stages of erosion, hydraulic conductivity eventually decreased due to the clogging of particles in specific areas and the blockage of flow paths. …”
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    Article
  11. 251

    Application of physics-informed neural networks (PINNs) solution to coupled thermal and hydraulic processes in silty sands by Yuan Feng, Jongwan Eun, Seunghee Kim, Yong-Rak Kim

    Published 2025-01-01
    “…The forward problem results demonstrate the PINNs model’s capability in predicting hydraulic transport, heat transport, and thermal–hydraulic coupling in silty sands under various boundary conditions. …”
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  12. 252

    Investigation of turbulent thermal-hydraulic behaviors of a heat exchanger tube with U-cut twisted-tape by K. Wongcharee, V. Chuwattanakul, S. Chamoli, N. Maruyama, M. Hirota, S. Eiamsa-ard

    Published 2025-03-01
    “…This study examines the influences of U-cut twisted tapes (U-TTs) on thermal-hydraulic behaviors in a circular tube with uniform heat flux. …”
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  13. 253

    Study on Air Void Characteristics and Hydraulic Characteristics of Porous Asphalt Concrete Based on Image Processing Technology by Zhanqi Wang, Jianguang Xie, Lei Gao, Yanping Liu, Kuan Li

    Published 2021-01-01
    “…The distribution of hydraulic radius and cross-sectional area ratio was calculated and researched by statistical methods. …”
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    Article
  14. 254

    Thermal Hydraulic Analysis of a Passive Residual Heat Removal System for an Integral Pressurized Water Reactor by Junli Gou, Suizheng Qiu, Guanghui Su, Douna Jia

    Published 2009-01-01
    “…A theoretical investigation on the thermal hydraulic characteristics of a new type of passive residual heat removal system (PRHRS), which is connected to the reactor coolant system via the secondary side of the steam generator, for an integral pressurized water reactor is presented in this paper. …”
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  15. 255

    Investigation of Multistage Hydraulic Fracture Optimization Design Methods in Horizontal Shale Oil Wells in the Ordos Basin by Suotang Fu, Jian Yu, Kuangsheng Zhang, Hanbin Liu, Bing Ma, Yuliang Su

    Published 2020-01-01
    “…Finally, this study established a sweet spot prediction and identification method for long horizontal shale oil wells and constructed a set of optimization design methods for multistage hydraulic fracturing. This investigation revealed that the hydraulic fractures in Chang-7 terrestrial shale oil reservoirs exhibited the belt pattern, and the primary fractures generated the secondary fractures, which activated the natural fractures and induced shear failure. …”
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  16. 256

    Research on Dynamic Characteristics and Compensation of Wire Rope Tension and Load Measurement Based on Hydraulic Connection Device by Di Song, Gui-Yun Xu, Gao-Yang Lei, Xiao-Guang Zhang, Bao-Lai Tian

    Published 2019-01-01
    “…It results in the nonlinear friction force between the piston and cylinder and affects the accuracy of wire rope tension and load measured by an oil pressure sensor which is installed on the tension balance hydraulic connecting device. In this paper, the simulation model of the tension balanced hydraulic connecting device is established by AMESim software, and the hydraulic dynamic response under different pressures, flow rates, and speed of a single hydraulic cylinder and tension balanced hydraulic connecting device is analyzed. …”
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  17. 257

    The potential of recycling wool residues as an amendment for enhancing the physical and hydraulic properties of a sandy loam soil by Ahmed Abdallah, Francesca Ugolini, Silvia Baronti, Anita Maienza, Francesca Camilli, Laura Bonora, Francesca Martelli, Jacopo Primicerio, Fabrizio Ungaro

    Published 2024-01-01
    “…This paper reports the preliminary findings of a study assessing the potential of sheep scoured wool residues (SWRs) as soil amendments to enhance the physical and hydraulic properties of a sandy loam soil under rain conditions. …”
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  18. 258

    Fault Diagnosis Research on Impact System of Hydraulic Rock Drill Based on Internal Mechanism Testing Method by Yelin Li, Youxin Luo, Xiao Wu

    Published 2018-01-01
    “…In the production and manufacturing process of hydraulic rock drill, there are small impact energy and low impact frequency, and a fault diagnosis method based on the internal mechanism testing and testing of the hydraulic rock drill is proposed. …”
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    Adaptability Analysis of Four-Leg Hydraulic Support with Large Mining Height under Impact Dynamic Load by Dalong Wang, Xiaoteng Zeng, Guofa Wang, Ran Li

    Published 2022-01-01
    “…Meanwhile, the paper has made a detailed comparison on the stress state of hydraulic support with different impact loads acting on the top beam. …”
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    Article