Zobrazeno 1 - 10
of 56
pro vyhledávání: '"Wenqing Cai"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-20 (2024)
Abstract This paper aims to reduce friction pair erosion of the clutch in the case of continuous shift; the dynamic separation process of the friction pair is investigated. The temperature of the friction pair, friction torque, and separation speed i
Externí odkaz:
https://doaj.org/article/af082c7dedf54a1987d1416d8c92ff72
Publikováno v:
Engineering, Vol 27, Iss , Pp 161-177 (2023)
As a core infrastructure of high-speed railways, ballast layers constituted by graded crushed stones feature noteworthy particle movement compared with normal railways, which may cause excessive settlement and have detrimental effects on train operat
Externí odkaz:
https://doaj.org/article/106230600b624b628f447bcf060e740e
Autor:
Huajun Chen, Meng Wang, Xiangdong Ni, Xiangchao Meng, Wenqing Cai, Yiqing Li, Baoyu Zhai, Hongbin He, Yuyang Wang
Publikováno v:
Agriculture, Vol 14, Iss 8, p 1250 (2024)
To overcome the issue of unstable speed output encountered by cotton pickers operating in harsh environments and subject to frequent external load fluctuations, a hydraulic–mechanical transmission (HMT) for cotton pickers is proposed in this study.
Externí odkaz:
https://doaj.org/article/6bc58efcf7cf483988e087d0fcccd213
Publikováno v:
Agriculture, Vol 14, Iss 6, p 843 (2024)
This paper addresses the hole-forming process of a duckbilled hole-forming device. Based on a coupled simulation using the multi-body dynamics software RecurDyn and the discrete element software EDEM, the hole-forming mechanism of a duckbilled hole-f
Externí odkaz:
https://doaj.org/article/be96e5f060764dfe82840d4d633635e4
Autor:
Xiangchao Meng, Xiangdong Ni, Huajun Chen, Wenlong Pan, Yongqiang Zhao, Baoyu Zhai, Wenqing Cai
Publikováno v:
Agriculture, Vol 14, Iss 6, p 874 (2024)
The control strategy of a power shift system has a significant impact on the driving stability and comfort of cotton pickers. To prevent the cotton picker from stopping to shift and reduce the jerks while shifting, in this study, the power shift syst
Externí odkaz:
https://doaj.org/article/7c5258d4c8ea4609acb8547df6102e48
Autor:
Huajun Chen, Meng Wang, Xiangdong Ni, Wenqing Cai, Chunfa Zhong, Haoyun Ye, Yongqiang Zhao, Wenlong Pan, Yuangang Lin
Publikováno v:
Agriculture, Vol 13, Iss 8, p 1591 (2023)
To meet the working performance demand of cotton pickers, a hydrostatic power shift composite drive system design is proposed. This study aims to enhance the driving function of the cotton picker in various working conditions and improve its adaptabi
Externí odkaz:
https://doaj.org/article/85a3ff421ee0481c9fae282caa90e5b0
Publikováno v:
International Journal of Electrochemistry, Vol 2023 (2023)
NaMnPO4 and NaFePO4, polyanion cathode materials, exist in two different phases maricite/natrophilite and maricite/olivine, respectively. Both natrophilite NaMnPO4 and olivine NaFePO4 are electrochemically active and possess a one-dimensional tunnel
Externí odkaz:
https://doaj.org/article/364ff6ef01914ce2bda3f7cc75880d7b
Autor:
Yan Kai, Bin E. Li, Ming Zhu, Grace Y. Li, Fei Chen, Yingli Han, Hye Ji Cha, Stuart H. Orkin, Wenqing Cai, Jialiang Huang, Guo-Cheng Yuan
Publikováno v:
Genome Biology, Vol 22, Iss 1, Pp 1-21 (2021)
Abstract Background Super-enhancers are clusters of enhancer elements that play critical roles in the maintenance of cell identity. Current investigations on super-enhancers are centered on the established ones in static cell types. How super-enhance
Externí odkaz:
https://doaj.org/article/e924075d05a943b2a2f7c7c3477fdbf7
Autor:
Wenlong Pan, Lei Wang, Xiangdong Ni, Wenqing Cai, Yongqiang Zhao, Huajun Chen, Yuangang Lin, Yuhan Zhou
Publikováno v:
Agriculture, Vol 13, Iss 6, p 1266 (2023)
This study is based on the influence of power shift control on the smoothness of cotton picker shifts and proposes an optimization method for the smoothness of power shifts with different control strategies for the gearbox. Through the structural des
Externí odkaz:
https://doaj.org/article/430592bd4ba34f2c89d2fdd9bbf114bf
Publikováno v:
Advances in Civil Engineering, Vol 2022 (2022)
The nanoindentation (NI) experiment is an effective method to evaluate the micromechanical property of materials. The substrate effect is a nonnegligible factor which could influence the accuracy of the NI experiment result. Large numbers of previous
Externí odkaz:
https://doaj.org/article/73335060f74a49acb36a8472d268757d