Zobrazeno 1 - 10
of 4 005
pro vyhledávání: '"Guishan"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-16 (2024)
Abstract For the electric hydrostatic pump unit (EPU), which is a crucial component in the electro hydraulic servo pump control system (EHSPCS), nonlinear flow modelling is a key challenge to achieve high performance operation, especially in position
Externí odkaz:
https://doaj.org/article/a380db3e997d4448adc890c01eea0049
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-16 (2024)
Abstract The lubrication performance of a straight-line conjugate internal meshing gear pump is poor under the low-speed, high-pressure operating conditions of the volumetric servo speed control system, and it is difficult to establish a full fluid l
Externí odkaz:
https://doaj.org/article/49e39f8cf173482f8e48a6bac60bd8ec
Publikováno v:
Sustainable Futures, Vol 7, Iss , Pp 100208- (2024)
Transforming mountain agriculture in China involves integrating smallholder family production and moderate-scale agricultural operations. This process enhances agricultural efficiency, alleviates poverty, and combats hunger in mountainous regions, th
Externí odkaz:
https://doaj.org/article/5b03a5e7c8624449b9dd34f4bd7fce99
Publikováno v:
Geosystems and Geoenvironment, Vol 3, Iss 2, Pp 100144- (2024)
Continental weathering, an important geological process that affects the formation and evolution of the earth, involves the interaction of matter and energy among the lithosphere, atmosphere, hydrosphere, and biosphere. Stable Sr isotope (δ88/86Sr)
Externí odkaz:
https://doaj.org/article/db842fd62e0a435a86a39204322e1696
Publikováno v:
Energies, Vol 17, Iss 13, p 3322 (2024)
For the variable speed variable displacement power unit (VSVDPU), achieving power matching between the permanent magnet synchronous motor (PMSM) and the variable displacement plunger pump (VDPP) is the key to reducing system energy consumption. The c
Externí odkaz:
https://doaj.org/article/89e805b8fccd4a4ea934ad589326fd54
Publikováno v:
Materials, Vol 17, Iss 12, p 3010 (2024)
The concrete slurry waste (CSW) produced by concrete mixing plants is a type of hazardous waste that is difficult to handle. To better recycle the CSW separated from the aggregates, this study uses a variety of wet-grinding processes to refine the so
Externí odkaz:
https://doaj.org/article/8621cd80b5b849d0b7a539663179327f
Autor:
Pingping Duan, Halidai Rehemujiang, Lidong Zhang, Mulong Lu, Changchang Li, Lihong Hu, Youli Wang, Qiyu Diao, Guishan Xu
Publikováno v:
Animals, Vol 14, Iss 11, p 1610 (2024)
The Lycium barbarum branches and leaves (LBL) are known to contain a range of active substances that have positive effects on animal immunity and antioxidation. This study aimed to examine how LBL impacts the growth and slaughter performance as well
Externí odkaz:
https://doaj.org/article/d48b4b1437f649dbad276315d8d531f0
Publikováno v:
Food Science and Human Wellness, Vol 12, Iss 4, Pp 1174-1183 (2023)
The aim of this study was to explore the lipid-lowering effect of naringenin and the underlying mechanism in high-fat-diet-fed SD rats and 3T3-L1 cells. In this study, SD rats were divided into the normal chow diet group (NCD), high fat diet group (H
Externí odkaz:
https://doaj.org/article/8521bd982e8d4e7fb6a375d93daca3dc
Publikováno v:
Engineering Applications of Computational Fluid Mechanics, Vol 17, Iss 1 (2023)
Multi-way spool valves (MWSVs) with K-shape notches (KSNs) provide advantages such as improvement of the actuator speed control, micro-action, and response performance. However, the pressure drop (PD) associated with the energy consumption is larger
Externí odkaz:
https://doaj.org/article/a6991e4ff6b2489aa28d6f401fb9dee6
Publikováno v:
Meitan kexue jishu, Vol 51, Iss 4, Pp 118-126 (2023)
Zhengzhuang block is located in the southwest of Qinshui Basin. The main gas producing horizons are No.3 coal of Shanxi Formation and No.15 coal of Taiyuan formation. The occurrence characteristics and gas bearing properties of coal seams in the area
Externí odkaz:
https://doaj.org/article/ef684e094d4e45a6bab7d6d2629700a5