Zobrazeno 1 - 10
of 155
pro vyhledávání: '"Yu Liang Zhang"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-26 (2024)
Abstract Aiming at the requirements of strong mobility and high flexibility of rescue and relief mobile pump trucks, this paper designs a new type of mobile pump truck frame based on existing mobile vehicle frame models. The materials used for the fr
Externí odkaz:
https://doaj.org/article/c61059d3fa63408780b1968fa74bbf9d
Publikováno v:
Energy Science & Engineering, Vol 12, Iss 7, Pp 3008-3023 (2024)
Abstract To understand the self‐priming characteristics of a self‐priming pump, a closed‐loop piping system that includes the self‐priming pump, valve, tank, and piping system is established. The acceleration–constant speed operation proces
Externí odkaz:
https://doaj.org/article/aff09cbee57f4388833332ea1c87e15f
Publikováno v:
Advances in Mechanical Engineering, Vol 16 (2024)
To investigate the influence of the flow channel’s width-to-narrow ratio on the Tesla valve’s flow characteristics, this paper establishes five Tesla valve models with different width-to-narrow ratios. Employing the laminar flow model, CFD method
Externí odkaz:
https://doaj.org/article/7fd9c2e8771f48bea5e439bc8ad36451
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-23 (2024)
Abstract To investigate the flow characteristics in front chamber and rear chamber in pump mode and pump as turbine mode, a 3D computational model of a centrifugal pump was established, including the front and rear chamber. Based on Realizable k-ε t
Externí odkaz:
https://doaj.org/article/34771a0f5b4e4a3682b6a400e34f0a26
Publikováno v:
Heliyon, Vol 10, Iss 17, Pp e37164- (2024)
In order to explore the self-priming characteristics of the self-priming pump at the mobile pump truck, this paper established a complete three-dimensional circulatory piping system including the self-priming pump, tank, valves, inlet pipe and outlet
Externí odkaz:
https://doaj.org/article/dba40cd5832545c99e8bff27af282637
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract Using the unsteady Bernoulli equation for the piping system and the angular momentum equation for the rotor, derives here a theoretical model to predict the startup performance of a pump as turbine (PAT). This model is effective for predicti
Externí odkaz:
https://doaj.org/article/f62fcf639211400e80121db1e1acbfd1
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-13 (2023)
Abstract In order to improve the efficiency of the self-priming pump in the outdoor emergency rescue mobile pump truck, this paper took the key energy conversion component-impeller as the target and used the orthogonal experimental design method to o
Externí odkaz:
https://doaj.org/article/a62a5cb5ea854dfd8829ddf1aadda1cb
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-13 (2023)
Abstract To study the effect of the width-to-narrow ratio on the forward and reverse flow characteristics of the Tesla valve, five different models of the Tesla valve with different width-to-narrow ratios are established in this paper. The numerical
Externí odkaz:
https://doaj.org/article/89068a551fbe496c9dd0128ea6a8e606
Publikováno v:
Energy Science & Engineering, Vol 11, Iss 4, Pp 1471-1483 (2023)
Abstract Changing the shape of the blade trailing edge profile of a centrifugal pump is one of the effective means to improve the internal unsteady flow and pressure pulsation of a centrifugal pump. In this paper, the effect of four shapes of the bla
Externí odkaz:
https://doaj.org/article/a5eb536a2d2f4a3aba89dd4f2e55e968
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-28 (2023)
Abstract In order to reveal the influence of starting acceleration on starting process of a pump as turbine system, this paper carries out a numerical calculation of the three-dimensional viscous unsteady flow of pump as turbine circulating piping sy
Externí odkaz:
https://doaj.org/article/b8b71a8c897e4b3da84670929f30debf