Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Zhikui Dong"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-11 (2024)
Abstract The main factors affecting the rebound of a switch rail in the straightening process are analysed and used as the input data of a neural network. An experimental group is designed, finite element simulation is carried out, and the data resul
Externí odkaz:
https://doaj.org/article/a60e76f3d54a47379c60b04378e8b0fe
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract Since the basic rail of the switch needs to have a certain bending angle when the train changes direction, top bending is an important link in the production process of the basic rail. The three-point pressure top bending method is simple, f
Externí odkaz:
https://doaj.org/article/5e47867d4dc940509ae5b5ce637ce8ce
Publikováno v:
Symmetry, Vol 16, Iss 6, p 767 (2024)
Mathematical models of prediction provide theoretical support for basic rail automation. The three-point bending method for basic rails is characterized by its simplicity and flexibility, and, as such, it is widely used in bending processes. However,
Externí odkaz:
https://doaj.org/article/dc80a87b684b4f56964d9eed7b93788d
Publikováno v:
Applied Sciences, Vol 14, Iss 11, p 4891 (2024)
Before the construction of a bridge begins, workers arrange the necessary parts and then cut and process them. The quality of the cutting layout directly affects the material utilization rate and the efficiency of the subsequent processes. During bri
Externí odkaz:
https://doaj.org/article/3e931bc615f145b3b6efa576bd8648ac
Publikováno v:
Applied Sciences, Vol 13, Iss 17, p 9889 (2023)
To improve the sawing stability and slicing quality of an existing multi-wire saw under severe vibrations using a high wire speed, its structure is optimized to improve its structural stiffness, so that it can still maintain good operation stability
Externí odkaz:
https://doaj.org/article/154963da5f0341588d29e9311b71c65e
Publikováno v:
Micromachines, Vol 14, Iss 5, p 1004 (2023)
Diamond wire sawing is the main processing method for hard and brittle materials, but the unreasonable matching of process parameters will reduce its cutting ability and stability. In this paper, the asymmetric arc hypothesis of a wire bow model is p
Externí odkaz:
https://doaj.org/article/3f49e77706524b24813ba0030684091a
Publikováno v:
Micromachines, Vol 13, Iss 11, p 2026 (2022)
Diamond wire sawing is the main machining technology for slicing various brittle materials, such as crystalline silicon, SiC, and NdFeB. Due to their high hardness and high brittleness, as well as the ease with which the surfaces of machined material
Externí odkaz:
https://doaj.org/article/2f22b65608a849e9832552715db04e9d
Publikováno v:
Materials, Vol 14, Iss 6, p 1500 (2021)
In the rolling process of heavy cylinders, the deformation section is subjected to the effects of compression and shear. In order to analyze the influences of the shear effect on the microstructure evolution characteristics, a mathematical model was
Externí odkaz:
https://doaj.org/article/d8ea77eeab2a4cc0940631c8a88e50c9
Publikováno v:
SSRN Electronic Journal.
Autor:
Rongrong Wu, Xingdong Wu, Jiajia Wu, Guorui Liu, Xiaoyuan Chen, Zhen Wang, Zhikui Dong, Ninghua Tan
Publikováno v:
Microchemical Journal. 183:107883