Zobrazeno 1 - 10
of 24
pro vyhledávání: '"Long Q"'
Publikováno v:
IEEE Access, Vol 12, Pp 55292-55301 (2024)
In the process of frequent start-stop actions of the slewing platform in existing electric shovels, there is a substantial waste of kinetic energy. Furthermore, the installed power of the drive motor is often configured according to the maximum load,
Externí odkaz:
https://doaj.org/article/53b12292aa5647469e6338270890832e
Publikováno v:
IEEE Access, Vol 12, Pp 25119-25128 (2024)
The rotary motion field of heavy equipment is a large energy-consuming field, characterized by frequent cyclical start-stop, significant load inertia, and braking energy is usually dissipated as thermal energy, for energy regeneration, no good soluti
Externí odkaz:
https://doaj.org/article/524175240ef84e4a85514d63821433ff
Publikováno v:
IEEE Access, Vol 11, Pp 107265-107275 (2023)
In the existing electric excavators, the energy efficiency of the hydraulic system is less than 30% due to a large amount of throttling loss and waste of potential energy. In order to improve excavator energy efficiency, an electric excavator scheme
Externí odkaz:
https://doaj.org/article/303508ee1f2b4376ba7bb4ae88cfd484
Publikováno v:
IEEE Access, Vol 10, Pp 18248-18256 (2022)
In order to realize the high energy efficiency and high performance motion control of the lifting device of construction machinery, this paper proposes an electro-hydraulic compound driving system that can regenerate the potential energy. In this new
Externí odkaz:
https://doaj.org/article/86464fb02e274b67a893d9f2c5e9d3d6
Publikováno v:
IEEE Access, Vol 9, Pp 80671-80681 (2021)
The ultra-short base line (USBL) is a widely used technique in achieving the underwater acoustic localization (UWAL). Aimed at increasing the localization precision, we propose a three-dimensional (3-D) USBL based UWAL method utilizing the modified N
Externí odkaz:
https://doaj.org/article/432ca09804fc40359a36ab7b3887e39f
Publikováno v:
IEEE Access, Vol 9, Pp 98361-98368 (2021)
There are the problems of low flow control accuracy, small flow control difficulty, and limited flow range in the traditional pressure-compensation flow-control valve. For this, a method of continuous control pressure drop $\Delta p_{\mathrm {rated}}
Externí odkaz:
https://doaj.org/article/758eb975d79f48f19e19186d5d6ccbcd
Publikováno v:
IEEE Access, Vol 9, Pp 120755-120764 (2021)
Generally, during the accelerating process of construction machinery large inertia hydraulic swing system, a lot of kinetic energy is accumulated, and it will be eventually dissipated through the relief valve orifice during the decelerating process,
Externí odkaz:
https://doaj.org/article/890a75a2a08c4ff5bbbd1926bf28cec0
Autor:
Long Qin, Yinming Xie
Publikováno v:
IEEE Access, Vol 9, Pp 27333-27345 (2021)
As an emerging field of information technology, the Internet of Health Things has attracted great attention from governments, scholars, and related enterprises, and is seen as a major opportunity for development and change in the information field. T
Externí odkaz:
https://doaj.org/article/98647ebf5d034853a1a157bf87dfafa3
Publikováno v:
IEEE Access, Vol 8, Pp 147231-147240 (2020)
Uniform plant row spacing in a paddy field is a critical requirement for rice seedling transplanting, as it affects subsequent field management and the crop yield. However, current transplanters are not able to meet this requirement due to the lack o
Externí odkaz:
https://doaj.org/article/89f728cc99334820ba1df443516f660f
Autor:
Long Qu, Chadi Assi
Publikováno v:
IEEE Access, Vol 8, Pp 113331-113341 (2020)
Undoubtedly, these days our telecommunication networks are witnessing not only a major spike is data volumes, but also a shift in the mode of communications. Employees, news anchor and students are conducting their daily business and learning activit
Externí odkaz:
https://doaj.org/article/8cb3c1039dda4d57a772c13d170a2040