Zobrazeno 1 - 10
of 42
pro vyhledávání: '"Peijian Zhou"'
Publikováno v:
AIP Advances, Vol 14, Iss 10, Pp 105024-105024-13 (2024)
To investigate the variations in the flow field of centrifugal pumps with different cavitation numbers, this study utilized the shear stress transport k–ω turbulence model and Zwart–Gerber–Belamri cavitation model to examine the correlation be
Externí odkaz:
https://doaj.org/article/73ebce1b85ee4562b1ee63d160f189e2
Publikováno v:
Energies, Vol 17, Iss 20, p 5149 (2024)
The cavitation phenomenon presents a significant challenge in pump operation since the losses incurred by cavitation adversely impact pump performance. The many constraints of conventional anti-cavitation techniques have compelled researchers to expl
Externí odkaz:
https://doaj.org/article/0fd6121366174c558e3ac3caf945e99b
Publikováno v:
Energies, Vol 17, Iss 17, p 4434 (2024)
To enhance the stability of photovoltaic power grid integration and improve power prediction accuracy, a photovoltaic power prediction method based on an improved snow ablation optimization algorithm (Good Point and Vibration Snow Ablation Optimizer,
Externí odkaz:
https://doaj.org/article/b9ff042745d74833814816e3c1a32dfb
Publikováno v:
Atmosphere, Vol 15, Iss 8, p 953 (2024)
The fundamentals of the design and operation of self-priming pumps, as indispensable equipment in industry, have been the focus of research in the field of fluid mechanics. This paper begins with a comprehensive background on self-priming pumps and g
Externí odkaz:
https://doaj.org/article/e2706e1927604b49b079992a9bbd4c43
Publikováno v:
Energies, Vol 16, Iss 21, p 7301 (2023)
Using the RNG k-ε turbulence model and a full cavitation model, this study numerically simulated cavitating flow-induced pressure fluctuations in a gerotor pump and analyzed the relationship between cavitating flow and pressure fluctuations. The res
Externí odkaz:
https://doaj.org/article/78289d69cb3f496f83c7940ebe7c5e50
Publikováno v:
Energies, Vol 16, Iss 11, p 4331 (2023)
Due to the complexity of the working conditions and the diversity of application scenarios, the normal operation of a fan, whether volute tongue, volute shell surface, or blade, often encounters some unavoidable problems, such as flow separation, wea
Externí odkaz:
https://doaj.org/article/d55c2b55ee5245078b129a801df65e1b
Publikováno v:
Energies, Vol 16, Iss 4, p 1808 (2023)
To solve the problem of evenly mixing flocculant and sewage, a new type of two-chamber mechanical pipe mixer was numerically calculated and its working principle was studied by means of the internal flow field. The single factor numerical simulation
Externí odkaz:
https://doaj.org/article/5c37b39e3ddc405fb93d65fd4388ff7b
Publikováno v:
Energies, Vol 15, Iss 24, p 9280 (2022)
Francis turbines are most widely used in hydropower due to their characteristics which include a fast response and wide time-scale operation. The vortex rope inside Francis turbines is a common flow phenomenon, which always causes strong vibration, p
Externí odkaz:
https://doaj.org/article/2071674a79054f77908c6a1db0e0b966
Publikováno v:
Energies, Vol 15, Iss 13, p 4617 (2022)
The self-priming pump is a kind of centrifugal pump product with self-priming function, and the structural parameters of its reflux hole determine the performance. In order to reveal the mechanism of the self-priming process, we summarized the influe
Externí odkaz:
https://doaj.org/article/7e46350f3e8a4ab4b6be6b89683ca0f3
Autor:
Huican Luo, Peijian Zhou, Lingfeng Shu, Jiegang Mou, Haisheng Zheng, Chenglong Jiang, Yantian Wang
Publikováno v:
Energies, Vol 15, Iss 9, p 3309 (2022)
It is of great significance to predict the energy performance of centrifugal pumps for the improvement of the pump design. However, the complex internal flow always affects the performance prediction of centrifugal pumps, particularly under low-flow
Externí odkaz:
https://doaj.org/article/2b933ecc3c1844e99ba97f8fd3af2917