Zobrazeno 1 - 10
of 97
pro vyhledávání: '"Yuncheng He"'
Publikováno v:
Remote Sensing, Vol 15, Iss 17, p 4188 (2023)
Estimating the intensity of tropical cyclones (TCs) is usually involved as a critical step in studies on TC disaster warnings and prediction. Satellite cloud images (SCIs) are one of the most effective and preferable data sources for TC research. Des
Externí odkaz:
https://doaj.org/article/511a91d4cd1d48c2aeb7346873e65cbb
Publikováno v:
Micromachines, Vol 14, Iss 5, p 1007 (2023)
Inspired by the flapping wings of seagulls during flight, a new low-cost, magnet-free, bistable piezoelectric energy harvester is proposed to obtain energy from low-frequency vibration and convert it into electrical energy and reduce fatigue damage c
Externí odkaz:
https://doaj.org/article/eb8d145afe804a208e372081df6abe7d
Publikováno v:
Mathematical Biosciences and Engineering, Vol 16, Iss 6, Pp 7155-7176 (2019)
Modal identification involves primarily the determination of natural frequencies, damping ratios, mode shapes of a dynamic system, etc. It is usually regarded as an essential task in a wide branch of structural dynamics and civil engineering, such as
Externí odkaz:
https://doaj.org/article/80bb1e86097340bc9853a0de2c0422f7
Publikováno v:
Mathematical Biosciences and Engineering, Vol 16, Iss 5, Pp 5709-5728 (2019)
It is usually of great importance to identify modal parameters for dynamic analysis and vibration control of civil structures. Unlike the cases in many other fields such as mechanical engineering where the input excitation of a dynamic system may be
Externí odkaz:
https://doaj.org/article/c0ae9e16c82c4c0fb35debf1f84545bc
Publikováno v:
Applied Sciences, Vol 12, Iss 4, p 2105 (2022)
Accurate information on wind gusts is of critical importance to various practical problems. In this study, observational wind data from high-frequency response (i.e., at a sampling rate of 10 Hz), ultrasonic anemometers instrumented at four different
Externí odkaz:
https://doaj.org/article/7fd4ee185cad4beca5d8b57012617a23
Publikováno v:
Atmosphere, Vol 13, Iss 2, p 312 (2022)
Super Typhoon Lekima (2019) was the third strongest tropical cyclone (TC) that has ever made landfall in Jiangsu and Zhejiang Provinces, China. During its passage, the storm resulted in catastrophic disasters to mainland China, which made it one of t
Externí odkaz:
https://doaj.org/article/9b6d5cf1a35241c8865001b671820289
Publikováno v:
Energies, Vol 14, Iss 20, p 6548 (2021)
According to the engineering phenomenon of the galloping of ice-coated transmission lines at certain wind speeds, this paper proposes a novel type of energy harvester based on the galloping of a flexible structure. It uses the tension generated by th
Externí odkaz:
https://doaj.org/article/48ca22dca22b40f18211c04449801a14
Publikováno v:
Atmosphere, Vol 12, Iss 8, p 991 (2021)
Sea-surface roughness length is a key parameter for characterizing marine atmospheric boundary layer. Although aerodynamic roughness lengths for homogeneous land and open water surfaces have been examined extensively, the extension of relevant knowle
Externí odkaz:
https://doaj.org/article/6031bc968f4e4f928d917c12bfb06cac
Publikováno v:
Energies, Vol 14, Iss 2, p 391 (2021)
In this paper a novel hybrid piezoelectric and electromagnetic energy harvester for civil engineering low-frequency sloshing environment is reported. The architecture, fabrication and characterization of the harvester are discussed. The hybrid energy
Externí odkaz:
https://doaj.org/article/28d4cb9bfbd1451d8e13f35b5fbd22b2
Publikováno v:
Atmosphere, Vol 11, Iss 11, p 1178 (2020)
A proper understanding of marine wind characteristics is of essential importance across a wide range of engineering applications. While the offshore wind speed and turbulence characteristics have been examined extensively, the knowledge of wind veer
Externí odkaz:
https://doaj.org/article/3176326ccf034d1492d451b3d187fe84