Zobrazeno 1 - 10
of 38 062
pro vyhledávání: '"Temperature gradient"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-14 (2024)
Abstract During the operation of load cell, heat is generated by the strain gauge and the electronics on the PCB board, which leads to temperature gradients within the sensor itself. These temperature gradients are unstable at different ambient tempe
Externí odkaz:
https://doaj.org/article/a098472d7d4f41f29451e27547087ef7
Publikováno v:
Izvestiâ Vysših Učebnyh Zavedenij i Ènergetičeskih ob Edinennij SNG. Ènergetika, Vol 67, Iss 5, Pp 381-392 (2024)
Solar energy is one of the most important and promising energy sectors in the world. Batteries that convert sunlight into electrical energy could become a replacement for traditional carbon-based energy sources. Vertical thin-film solar batteries are
Externí odkaz:
https://doaj.org/article/95f8dac99ad34609aa9ea331c9ec68cd
Publikováno v:
工程科学学报, Vol 46, Iss 10, Pp 1786-1796 (2024)
Direct preparation of glass-ceramics from slag is an efficient way to use the “slag” and “heat” of the slag, making this preparation a sought-after research topic. To prepare glass-ceramics using the Petrurgic method, this paper used silico
Externí odkaz:
https://doaj.org/article/7a6188e26e64450dacf68efbe12477a8
Publikováno v:
High-Speed Railway, Vol 2, Iss 3, Pp 133-142 (2024)
In areas with large temperature differences, the uneven distribution of temperatures in the CRTS III ballastless track slab due to daytime sunlight can cause warpage deformation, leading to periodic rail irregularities that increase the wheel-rail im
Externí odkaz:
https://doaj.org/article/4872f0f271834e3e86bd7595f4f3d2ad
Publikováno v:
Railway Sciences, 2024, Vol. 3, Issue 4, pp. 437-452.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/RS-06-2024-0020
Publikováno v:
Railway Sciences, Vol 3, Iss 4, Pp 437-452 (2024)
Purpose – Temperature is an important load for a ballastless track. However, little research has been conducted on the dynamic responses when a train travels on a ballastless track under the temperature gradient. The dynamic responses under differe
Externí odkaz:
https://doaj.org/article/aac4347aa70347758bfaa2997c694559
Publikováno v:
Yuanzineng kexue jishu, Vol 58, Iss S1, Pp 149-156 (2024)
In order to study the unstable vibration of generator unit in nuclear power plant, a rotor dynamics analysis model was established, in which the thermal effect induced by oil shear flow in bearing was considered. One-dimensional energy balance equati
Externí odkaz:
https://doaj.org/article/a3ba97a33fad47f285954d6407320ed8
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 2994-3002 (2024)
Sn–Ag solders are widely used for advanced electronic packaging. The combined effect of Ag element and temperature gradient (TG) on the formation of Sn grains in Cu/Sn-xAg/Cu micro solder joints was elucidated systematically. Numerous small-sized
Externí odkaz:
https://doaj.org/article/a4e985773915444087eb9ec3687eb803
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 62-72 (2024)
A two-step joining approach was proposed to minimize or eliminate decomposition bubbles in laser joining metal to polymer. Finite element simulation was utilized to analyze the temperature distribution and incorporated the bubble shrinkage mechanism
Externí odkaz:
https://doaj.org/article/0923d572f5d94a59afeb99c922f7f054
Autor:
Serhii R. Lishchuk, Vitalii A. Peshko
Publikováno v:
Journal of Mechanical Engineering, Vol 27, Iss 2, Pp 36-42 (2024)
The paper is devoted to the study of temperature and stress distribution in the medium-pressure rotor of the K-200-130 turbine, which are of considerable interest when predicting the durability of this equipment and extending its operation beyond the
Externí odkaz:
https://doaj.org/article/c5c5d3d81e104223b8155f275e1ba235