Zobrazeno 1 - 10
of 176
pro vyhledávání: '"Houlin Liu"'
Publikováno v:
Water Supply, Vol 23, Iss 5, Pp 1874-1884 (2023)
Vortex pumps are usually designed based on its inner flow model. Currently, the flow models of vortex pump just consider flow rate at the design condition, which results in low efficiency under off-design flow rates in practical engineering. Therefor
Externí odkaz:
https://doaj.org/article/eaef9f148a5042de8a37bd57c02bacad
Publikováno v:
Water, Vol 16, Iss 9, p 1294 (2024)
As critical equipment in nuclear power systems, the stability of circulating water pumps (CWP) directly impacts the efficiency of power plants. To investigate the impact mechanisms of the unsteady flow characteristics and flow-induced forces on the r
Externí odkaz:
https://doaj.org/article/3913af8244c947bb9195b41bf2cdc4bb
Publikováno v:
Journal of Low Frequency Noise, Vibration and Active Control, Vol 42 (2023)
To broaden the database of fire equipment selection and provide the basis for its selection and optimization, a low specific speed centrifugal fire pump with a specific speed of 24.7 was selected as the research object, and the inlet and outlet press
Externí odkaz:
https://doaj.org/article/73d9978f62e346d9a2a78b290b9a134f
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-17 (2022)
Abstract To study the noise spectrum characteristics of marine pump units induced by different excitation sources, a computational aeroacoustic (CAA) model of the internal and external field noise of a marine pump was established. The coupled acousti
Externí odkaz:
https://doaj.org/article/3616c6dfa8b54a8a935e3600e816b040
Publikováno v:
Water, Vol 15, Iss 22, p 4031 (2023)
The biomimetic surface with Space-V grooves can effectively reduce flow resistance and noise. Our investigation was in order to further enhance the drag reduction and noise reduction performance of a marine centrifugal pump with Space-V-groove-shaped
Externí odkaz:
https://doaj.org/article/e53027befbbd4fb5baa1389c1f1aa5a6
Publikováno v:
Water Supply, Vol 21, Iss 8, Pp 4442-4456 (2021)
To study the internal flow characteristics of the photovoltaic pump under the transient change of solar radiation, the simulation algorithm of the photovoltaic pump system was established by MATLAB/Simulink and CFD for the first time and the results
Externí odkaz:
https://doaj.org/article/fc0864cc7e3342679b1d9ee852470790
Publikováno v:
Journal of Low Frequency Noise, Vibration and Active Control, Vol 41 (2022)
Shaft combined misalignment is the main form of shaft misalignment fault in a marine centrifugal pump. To investigate the influence of shaft misalignment on the vibration and noise of marine centrifugal pumps, a marine pump is experimentally measured
Externí odkaz:
https://doaj.org/article/626df4d321474b6ca91cc4ea792152c6
Publikováno v:
Journal of Low Frequency Noise, Vibration and Active Control, Vol 41 (2022)
This paper aimed to systematically maximize hydraulic efficiency and pump head for mine drainage pump using numerical simulation method and optimization design method. First, the preliminary design of the pump is carried out according to the traditio
Externí odkaz:
https://doaj.org/article/56068cd84df847768d55b08fd20b1c0c
Publikováno v:
Energies, Vol 16, Iss 13, p 4887 (2023)
Oil pumps are crucial equipment in pipeline transportation, and their safe and reliable operation is essential for the smooth and efficient operation of the oil station and associated pipelines. The failure of oil pumps can result in significant cons
Externí odkaz:
https://doaj.org/article/4f72fe0511e84a029950490919e728cb
Publikováno v:
Journal of Marine Science and Engineering, Vol 11, Iss 3, p 551 (2023)
The marine vertical centrifugal pump is an important piece of auxiliary equipment for ships. Due to the complex operating conditions of marine equipment and the frequent swaying of the hull, typical pump failures such as rotor misalignment, rotor unb
Externí odkaz:
https://doaj.org/article/1cee4f412e4b453da6526e4adc817e13