Zobrazeno 1 - 10
of 156
pro vyhledávání: '"Fengxia Xu"'
Publikováno v:
Alexandria Engineering Journal, Vol 71, Iss , Pp 1-11 (2023)
During the wood milling process, the milling cutter will jeopardize the continuity and integrity of wood fibres, resulting in the surface roughness not meeting the requirements. Surface roughness is an important indicator to assess the surface qualit
Externí odkaz:
https://doaj.org/article/90f670ee94df4f459a97bec5368dadfc
Publikováno v:
Materials, Vol 17, Iss 2, p 324 (2024)
As the key component of a five-axis CNC planer-type milling machine, the integral mechanical property of the A/C swing angle milling head directly affects the machining accuracy and stability of the milling machine. Taking the mechanical A/C swing-an
Externí odkaz:
https://doaj.org/article/9f7fa942c4bc4ee18c464b9b34b90e8f
Publikováno v:
Automatika, Vol 63, Iss 3, Pp 463-473 (2022)
This paper studies the modelling of a class of nonlinear plants with known structures but unknown parameters and proposes a general nonlinear U-model expression. The particle swarm optimization algorithm is used to identify the time-varying parameter
Externí odkaz:
https://doaj.org/article/c1bfdff4a9c942d2a93a4320ad0e426c
Publikováno v:
Sensors, Vol 23, Iss 18, p 7716 (2023)
The quality of railroad wheelsets is an important guarantee for the safe operation of wagons, and mastering the production information of wheelsets plays a vital role in vehicle scheduling and railroad transportation safety. However, when using objec
Externí odkaz:
https://doaj.org/article/dbe9f2aa0f5b4e4e930214332fcdbf7e
Publikováno v:
IEEE Access, Vol 10, Pp 31145-31154 (2022)
A novel multi-feature fusion neural network (MFNet) is proposed to address the lack of applicability of existing medical aid diagnostic methods for cross-site and cross-tissue cytopathic lesion screening. MFNet consists of a data-sharing layer, a det
Externí odkaz:
https://doaj.org/article/2f21c6237cef444cb365a044a23b7171
Publikováno v:
Automatika, Vol 62, Iss 3-4, Pp 331-338 (2021)
In this paper, the nonlinear U model with time-varying coefficients is investigated and the transformation of the nonlinear model is accomplished by the Newton iterative algorithm. Based on the nonlinear U model, a control algorithm with cerebellar m
Externí odkaz:
https://doaj.org/article/13ca4c89c23c4a82a95c73a8200f46a3
Publikováno v:
Diversity, Vol 15, Iss 8, p 898 (2023)
Annonaceae, comprising approximately 107 genera and 2400 species, is the largest family among early-divergent Magnoliales. Previous studies have concentrated on the binding mechanism that holds together the four members of tetrads in Annonaceae. Howe
Externí odkaz:
https://doaj.org/article/0caa5134396b4b3dacf8e571cbefdc33
Publikováno v:
Energies, Vol 16, Iss 14, p 5460 (2023)
26650 LiFePO4 battery, as an ideal energy storage battery for the smart grid system, has the shortcomings of fast aging speed and large dispersion of aging trend, which is the reason for accelerating the 26650 battery system aging. However, it is not
Externí odkaz:
https://doaj.org/article/57e833d965904ff2b83e7e00b4af6208
Publikováno v:
Alexandria Engineering Journal, Vol 60, Iss 2, Pp 2369-2380 (2021)
In the process of wood surface processing, it is easy to cause safety accident. Therefore, it is very necessary to find a new and clean processing method instead. In this paper, the laser automatic processing method is used instead of manual work, ex
Externí odkaz:
https://doaj.org/article/7219a6d852d748a7863919cf133822b3
Publikováno v:
Automatika, Vol 61, Iss 2, Pp 284-294 (2020)
The modelling problem of nonlinear control system is studied, and a higher generality nonlinear U model is established. Based on the nonlinear U model, RBF neural network and PD parallel control algorithm are proposed. The difference between the cont
Externí odkaz:
https://doaj.org/article/7041d79d22744451b79f71df048859a4