Results 51 to 60 of about 32,660 (169)

LC Resonant-Based Method for Permeability Interference Suppression in Magnetized Pipeline Eddy Current Testing

open access: yesSensors
In the eddy current testing (ECT) of magnetized ferromagnetic pipelines, permeability perturbations near defects cause magnetic distortion that primarily modulates the imaginary part of the ECT sensor’s impedance, leading to confusion between inner and ...
Lin Su   +4 more
doaj   +1 more source

An energy-aware and Q-learning-based area coverage for oil pipeline monitoring systems using sensors and Internet of Things. [PDF]

open access: yesSci Rep, 2022
Rahmani AM   +7 more
europepmc   +1 more source

Supply–Demand Dynamics Quantification and Distributionally Robust Scheduling for Renewable-Integrated Power Systems with Flexibility Constraints

open access: yesEnergies
The growing penetration of renewable energy sources (RES) has exacerbated operational flexibility deficiencies in modern power systems under time-varying conditions.
Jiaji Liang   +7 more
doaj   +1 more source

Mechanical response of buried X70 pipelines rolled by heavy-duty vehicles

open access: yesYou-qi chuyun
[Objective] With the ongoing urbanization in China, the frequency of heavy-duty vehicles traversing buried pipelines is steadily increasing. Therefore, it is of paramount importance to investigate the mechanical response patterns of buried pipelines ...
LI Yukun   +7 more
doaj   +1 more source

Study on infrasonic leakage monitoring and signal processing for product oil pipeline

open access: yesYou-qi chuyun
Objective With the total length of oil and gas transmission pipelines increasing due to booming development, pipeline leakage monitoring has emerged as one of the critical technologies to ensure the safe and stable operation of these pipelines ...
Yuanbo YIN   +7 more
doaj   +1 more source

Systematic Evaluation of Ultrasonic In-Line Inspection Techniques for Oil and Gas Pipeline Defects Based on Bibliometric Analysis

open access: yesSensors
The global reliance on oil and gas pipelines for energy transportation is increasing. As the pioneering review in the field of ultrasonic defect detection for oil and gas pipelines based on bibliometric methods, this study employs visual analysis to ...
Jie Huang   +6 more
doaj   +1 more source

Centrifuge tests on the deformation law of pipelines crossing slopes with different water contents

open access: yesScientific Reports
The deformation law of pipelines crossing landslide areas is an important prerequisite for the scientific design of pipelines. Most current studies find it difficult to simulate the real stress and strain state of pipelines on site.
Haidong Jia   +9 more
doaj   +1 more source

A DPHD model for compressor fault diagnosis based on the fusion of multi-scale deep features and physical priors

open access: yesYou-qi chuyun
ObjectiveExisting intelligent diagnosis methods predominantly rely on purely data-driven models, which are inherently “black-box” and often lack generalization due to the absence of physical information when handling the variable-length, non-stationary ...
Wen YANG   +7 more
doaj   +1 more source

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