Results 11 to 20 of about 2,931,583 (241)

Airborne Millimeter-Wave InSAR Terrain Mapping Experiments Based on Automatic Extraction and Interferometric Calibration of Tie-Points

Remote Sensing, 2023
Limited by meteorological conditions, airspace, complex terrain and other factors, airborne millimeter-wave InSAR will inevitably face the situation of no control point layout when acquiring terrain data in the difficult mapping areas in Southwest China,
Bin Zhang, Futai Xie, Liuliu Wang, Shuang Li, Lideng Wei, Liang Feng   +5 more
doaj   +1 more source

Design and Experimental Evaluation of a Low-Cost Test Rig for Flywheel Energy Storage Burst Containment Investigation

Applied Sciences, 2018
Data related to the performance of burst containments for high-speed rotating machines, such as flywheel energy storage systems (FESS), turbines or electric motors is scarce.
Armin Buchroithner, Peter Haidl, Christof Birgel, Thomas Zarl, Hannes Wegleiter   +4 more
doaj   +1 more source

Research on Model Construction of Electric Energy Metering System Based on Intelligent Sensor Data

Advances in Mathematical Physics, 2023
The informatization construction of the power grid is becoming increasingly popular, business application systems are constantly emerging, and power-related data is rapidly expanding. These discrete power data are scattered in various application systems,
Hang Li, Luwei Bai, Jia Yu, Yongmei Mao, Zhenzhen Hui   +4 more
doaj   +1 more source

Numerical Simulation of Flow-Induced Vibration of Three-Dimensional Elastic Heat Exchanger Tube Bundle Based on Fluid-Structure Coupling

Shock and Vibration, 2022
The reliability of the heat exchanger tube bundle not only affects the economic efficiency of production but also relates to the normal development of production safety and health.
Shiqin Ai, Chao Sun, Yuechan Liu, Yuelin Li   +3 more
doaj   +1 more source

Research on calibration method of indication error of grade III standard metallic scale based on length measuring machine [PDF]

MATEC Web of Conferences, 2022
A calibration method of indication error of grade III standard metallic scale based on length measuring machine is proposed. The existing length measuring machine is reformed to realize the calibration of the indication error of grade III standard ...
Wang Tao, Yang Yi, Rong Zou, Xiang Xiao
doaj   +1 more source

Modified real-time sub-aperture processing algorithm for airborne high-resolution SAR

The Journal of Engineering, 2019
The problem of real-time imaging in synthetic aperture radar (SAR) system is addressed here. Sub-aperture processing algorithm is usually used in the engineering applications.
Jing Liu, Hongmeng Chen, Hanwei Sun, Jiahao Lin, Congxin Li   +4 more
doaj   +1 more source

Nuclear waste characterization using Bayesian methods [PDF]

EPJ Web of Conferences
The relance of the nuclear industrial sector in France is an ambitious plan expected to meet the energy needs of the general public in the 21st century. Along with the construction of new nuclear power plants, advancements are taking place in the fields ...
Chalil Achment, Antoni Rodolphe, El Mahjouby Youness, Eleon Cyrille, Ben-Mosbah Mehdi, Allinei P.G.   +5 more
doaj   +1 more source

Distinction method of pipeline inner and outer defects based on the dynamic magnetic multipole field

You-qi chuyun, 2021
In order to identify the inner and outer defect signals in pipeline magnetic flux leakage (MFL) internal inspection under dynamic conditions, a mathematical model of dynamic leakage magnetic field based on the magnetic multipole field was established for
Jing HU, Sijiao LIU, Li ZHENG, Zhenfeng XU, Jianhua TANG   +4 more
doaj   +1 more source

Measurement Uncertainty Evaluation of Digital Modulation Quality Parameters: Magnitude Error and Phase Error

MATEC Web of Conferences, 2016
In digital modulation quality parameters traceability, the Error Vector Magnitude, Magnitude Error and Phase Error must be traced, and the measurement uncertainty of the above parameters needs to be assessed.
Zhan Zhiqiang, Xia Junwen, Wang Yunling, Yu Lei   +3 more
doaj   +1 more source

Airborne Single-Pass Multi-Baseline InSAR Layover Separation Method Based on Multi-Look Compressive Sensing

Applied Sciences, 2022
Due to the small number of baselines (2–3), the traditional L1 norm compressive sensing method for layover solution in InSAR has poor separation ability and height estimation stability and a long operation time.
Bin Zhang, Liuliu Wang, Shuang Li, Futai Xie, Lideng Wei   +4 more
doaj   +1 more source