Zobrazeno 1 - 10
of 46
pro vyhledávání: '"Tomohisa Yuasa"'
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 90, Iss 938, Pp 24-00075-24-00075 (2024)
In the routine maintenance of piping systems in power plants, maintenance management priorities are determined based on quantitative indicators, such as safety classification guidelines and probabilistic risk assessments, as well as qualitative metri
Externí odkaz:
https://doaj.org/article/49c1c1a85edf4055819a9050a73838cf
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 89, Iss 919, Pp 22-00275-22-00275 (2023)
Flow-Accelerated Corrosion (FAC) is a pipe wall thinning phenomenon to be monitored and managed in the power plants with high priority. Its management has been conducted with conservative evaluation of thinning rate and residual lifetime of piping ba
Externí odkaz:
https://doaj.org/article/160046ab0156410e819ba64651dcfcaa
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 88, Iss 913, Pp 22-00157-22-00157 (2022)
If a piping system under high pressure is damaged and steam is ejected into the atmosphere, human safety and safety equipment may be damaged by the impingement of the steam jet. Therefore, it is necessary to evaluate the region affected by the steam
Externí odkaz:
https://doaj.org/article/db876701c6a34798ae9b345182ce7ee4
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 86, Iss 889, Pp 20-00109-20-00109 (2020)
This paper presents a detailed experimental study on the dispersion behaviour of a horizontal water jet with atomization. The study mainly focuses on flow structure of the water jet such as a spread angle and a flying distance. The experiments were c
Externí odkaz:
https://doaj.org/article/a90b430eea8e415f90cf8e3350b027cb
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 83, Iss 856, Pp 17-00309-17-00309 (2017)
Toward the improvement of performance of the electric vehicle (EV), the design of the motor shape appropriate to heat removal is important. A typical EV motor is composed of a pair of coaxial cylinders with a fixed outer cylinder (stator) and a rotat
Externí odkaz:
https://doaj.org/article/b19f135df8ae41aab145047d9c7dc52e
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 83, Iss 849, Pp 16-00551-16-00551 (2017)
Toward the improvement of performance of an electric vehicle (EV), the design of the motor shape appropriate to heat removal is important. A typical EV motor is composed of a pair of coaxial cylinders with a fixed outer cylinder (stator) and a rotati
Externí odkaz:
https://doaj.org/article/ccd15a31ec1c476d9e60280e1aee4f90
Publikováno v:
Nihon Kikai Gakkai ronbunshu, Vol 81, Iss 822, Pp 14-00307-14-00307 (2015)
Hydrodynamic structure and heat transfer characteristics in coaxial rotating cylinder simulating Electric Vehicle (EV) motor are experimentally and numerically investigated. Flow visualization experiment clarifies that Taylor-Vortex flow can be obser
Externí odkaz:
https://doaj.org/article/655aeb19e798430e96c950ca814efa47
Publikováno v:
Volume 2: Computer Technology and Bolted Joints; Design and Analysis.
If the water piping system under high temperature and pressure is damaged and water is ejected into the atmosphere, a jet with depressurization boiling (Flashing) may occur. Therefore, it is necessary to evaluate the range of the jet impact on surrou
Publikováno v:
Transactions of the JSME (in Japanese). 86:20-00109
Publikováno v:
Journal of Heat Transfer. 144
The performance of air-cooled generators can be improved only if they have efficient system designs for heat removal. An air-cooled generator is composed of a pair of coaxial cylinders, namely, a fixed outer cylinder (stator) and a rotating inner cyl