Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Linguang Lu"'
Publikováno v:
Entropy, Vol 25, Iss 7, p 995 (2023)
The unstable flow of a shaft tubular pump device (STPD) leads to energy loss, thereby reducing its efficiency. The aim of this study is to investigate the distribution pattern of energy loss in STPDs. This paper reveals that the two components with t
Externí odkaz:
https://doaj.org/article/103b6f9d190740838bbf9943a81f5d9c
Publikováno v:
Frontiers in Energy Research, Vol 10 (2022)
To improve the efficiency of low-head pump device in the large-discharge and low-head domain, the hydraulic characteristics of vertical axial flow pump devices with different guide vane inlet angles were studied using computational fluid dynamics (CF
Externí odkaz:
https://doaj.org/article/161c76aaa84a4112aeb988c3fbba5933
Publikováno v:
Journal of Marine Science and Engineering, Vol 10, Iss 6, p 750 (2022)
For pumping station projects in plain areas, shaft tubular pump devices are often used due to the low head. In actual operation, the common working range of the pump device is generally 0.8 Qbep~1.2 Qbep. Therefore, it is of great significance to stu
Externí odkaz:
https://doaj.org/article/98af9d4e72a94b51a719d776b3880735
Publikováno v:
Shock and Vibration, Vol 2021 (2021)
In engineering, the highest operating head of the pumping station is usually controlled to be slightly lower than the lowest saddle bottom head of the axial-flow pump. However, in the practical operation, it is found that the highest operating head o
Externí odkaz:
https://doaj.org/article/015978abdccb4d28954a8a5e58afb9b6
Publikováno v:
Shock and Vibration, Vol 2020 (2020)
Axial flow pump has been widely used in hydraulic engineering, agriculture engineering, water supply and sewerage works, and shipbuilding industry. In order to improve the hydraulic performance of pump under off-design working conditions, the influen
Externí odkaz:
https://doaj.org/article/2c7b3afb4fdd40308579c11c4581a9b0
Publikováno v:
Journal of Marine Science and Engineering, Vol 10, Iss 1, p 8 (2021)
The shaft front-positioned tubular pump device has been widely used in practical engineering, but the shaft rear-positioned pump device is rarely used due to its low efficiency. To investigate the effect of the shaft position on the performance of a
Externí odkaz:
https://doaj.org/article/7b10fe9c7cc84ac2b66fe0df5c2a7137
Publikováno v:
Processes; Volume 10; Issue 6; Pages: 1054
In order to improve the pump device efficiency of the frequent operating condition of the extra-low head pumping station, the energy performance of the front-positioned shaft tubular pump device at two guide vane inlet angles has been researched. Bas
Publikováno v:
Hydraulic Machinery and Cavitation ISBN: 9789401093873
The numerical analysis of 3-D turbulence flow through the two-way inlet conduit of is executed. In the light of the analysis the conduit is finally optimized by considering all geometrical parameters which influence the conduit shape. The hydraulic c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::34df884476594f6557fde30f6a258f03
https://doi.org/10.1007/978-94-010-9385-9_51
https://doi.org/10.1007/978-94-010-9385-9_51
Autor:
Biaojin ZHANG, Yihua WEI, Song YAN, Huaxin SHI, Yuanyuan NIE, Guoxing ZOU, Xiangxi ZHANG, Linguang LUO
Publikováno v:
Plant, Soil and Environment, Vol 65, Iss 1, Pp 15-20 (2019)
In this study, the difference of Se content in brown rice of different rice genotypes was evaluated on natural seleniferous soil. Firstly, the Se content of brown rice in 80 rice germplasm resources was determined, which ranged from 0.0249-0.1426 mg/
Externí odkaz:
https://doaj.org/article/f68471d330b74b5daeab481b3abcf389
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