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Coal Seam Gas Extraction by Integrated Drillings and Punchings from the Floor Roadway considering Hydraulic-Mechanical Coupling Effect
Published 2022-01-01“…In consideration of the combined effects of gas slippage and two-phase flow, a hydraulic-mechanical coupling model for gas migration in coals is proposed. …”
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444
A double closed loop digital hydraulic cylinder position system based on switching active disturbance rejection control
Published 2025-01-01Subjects: “…Double closed-loop digital hydraulic cylinder…”
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445
DETERMINING AVERAGE SHOCK ABSORBING COEFFICIENT OF THE HYDRAULIC SHOCK ABSORBER OF THE REDUCTION GEAR OF A WINDING MACHINE IN A MINE
Published 2023-05-01“…The paper presents determining of the average coefficient of the hydraulic shock absorber from the reduction gear of a mining winding machine.…”
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446
A Study on the Dynamic Performance for Hydraulically Damped Rubber Bushings with Multiple Inertia Tracks and Orifices: Parameter Identification and Modeling
Published 2016-01-01“…Hydraulically damped rubber bushings (HDBs) are important for vehicle noise, vibration, and harshness (NVH) performance as they are able to decay the vehicle’s oscillation induced by engine and road. …”
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447
COMPILING METHOD OF LOAD SPECTRUM OF ZLK50 TYPE LOADER HYDRAULIC CYLINDER BASED ON RAIN FLOW FREQUENCY EXTRAPOLATION
Published 2017-01-01“…For the research on the method of building the load spectrum of ZLK50 type loader hydraulic system under the actual working conditions,a measurement scheme of multiple working conditions of the hydraulic cylinder is proposed based on the signal wireless acquisition mode.Statistic calculation of the time history of the bucket hydraulic cylinder load is carried out.Based on the statistical method of the rain flow matrix data in the shape of "from-to",a non-parametric frequency extrapolation method of the amplitude rain flow matrix based on kernel function estimation is introduced.According to the method,the eight stages’ program load spectrum of the bucket hydraulic cylinder in digging stage is established,and the program loading spectrum compilation on full operation stage of the hydraulic cylinder is finished.The data support for the fatigue life estimation of the loader hydraulic cylinder is provided.…”
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448
Seq2Seq-based GRU autoencoder for anomaly detection and failure identification in coal mining hydraulic support systems
Published 2025-01-01Subjects: Get full text
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449
Hydrological-hydraulic modelling to assess Nature-Based Solutions for flood risk mitigation in an urban area of Catania (Sicily, Italy)
Published 2025-06-01Subjects: Get full text
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450
Evaluating the Retreatability of Hydraulic Calcium Silicate-Based Root Canal Sealer Using Root Canal Instrumentation—An In Vitro Study
Published 2024-12-01“…Aim: This study aimed to compare the retreatability of hydraulic calcium silicate-based (HCSB) and epoxy resin-based sealers in single-rooted mandibular premolars, with a specific focus on sealer remnants and retreatment duration. …”
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451
A New Precursor Integral Method for Solving Space-Dependent Kinetic Equations in Neutronic and Thermal-Hydraulic Coupling System
Published 2020-01-01“…The accurate prediction of the neutronic and thermal-hydraulic coupling system transient behavior is important in nuclear reactor safety analysis, where a large-scale nonlinear coupling system with strong stiffness should be solved efficiently. …”
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452
INVESTIGATION OF HYDRAULIC OPERATIONAL REGIMES OF CIRCULATING SYSTEM AT THERMAL POWER PLANT OF VOLZHSKY AUTOMOTIVE WORKS USING COMPUTER MODEL
Published 2005-02-01“…Investigation results of hydraulic operational regimes of a circulating system with the help of a computer model are presented in the paper. …”
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453
Hydraulic Performance Modifications of a Zeolite Membrane after an Alkaline Treatment: Contribution of Polar and Apolar Surface Tension Components
Published 2015-01-01“…A decrease of the hydraulic permeability is systematically observed. …”
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454
Theoretical and applied research on hydraulic slit-fracture joint roof control and pressure relief of hard roof in goaf roadway
Published 2024-12-01Subjects: “…combined ultra-high pressure hydraulic cutting - hydraulic fracturing…”
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455
A deep learning-based method for the intelligent identification of the quantity of coals flushed out during borehole hydraulic flushing
Published 2025-01-01“…ObjectiveGiven the inaccurate and low-efficiency manual statistics of the quantity of coals flushed out during borehole hydraulic flushing, this study proposed an intelligent identification method that combines YOLOv8n, ResNet34, and PP-OCRv4 algorithms. …”
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456
A Reduced Order Model Based on ANN-POD Algorithm for Steady-State Neutronics and Thermal-Hydraulics Coupling Problem
Published 2023-01-01“…The neutronics and thermal-hydraulics (N/TH) coupling behavior analysis is a key issue for nuclear power plant design and safety analysis. …”
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457
Multiscale Thermal Hydraulic Study under the Inadvertent Safety Injection System Operation Scenario of Typical Pressurized Water Reactor
Published 2017-01-01“…In this paper, the multiscale thermal hydraulic analysis was performed for Chashma Nuclear Power Plant (NPP) under the inadvertent SIS operation scenario. …”
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Numerical and Experimental Investigations on Dynamic Response of Hydraulic Cylinder with 3D Spatial Joints considering Radial and Axial Clearances
Published 2019-01-01“…Moreover, the simulation model considered the effective bulk modulus of the hydraulic oil and applied the Lagrange multiplier method. …”
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460
Production Decline Analysis and Hydraulic Fracture Network Interpretation Method for Shale Gas with Consideration of Fracturing Fluid Flowback Data
Published 2021-01-01“…After multistage hydraulic fracturing of shale gas reservoir, a complex fracture network is formed near the horizontal wellbore. …”
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