Zobrazeno 1 - 10
of 276
pro vyhledávání: '"Zhang Guangpeng"'
Publikováno v:
Journal of Hydrology: Regional Studies, Vol 55, Iss , Pp 101962- (2024)
Study region: The three headwaters of Tarim river, south of the Xinjiang Province, China. Study focus: Temporal runoff concentration variations are crucial for water resources utilization and management, particularly in arid regions. In this study, t
Externí odkaz:
https://doaj.org/article/2f9d56b9406b437fa4eed752f887486a
Publikováno v:
Jixie qiangdu, Pp 909-916 (2023)
The accuracy of traditional milling force prediction model is low, and it is difficult to provide effective support for the reasonable selection of process parameters in practical production, by synthetically considering the equivalent turning force
Externí odkaz:
https://doaj.org/article/7ce6e9b33bb24a97afec7d16b583a932
Publikováno v:
Jixie qiangdu, Pp 715-722 (2023)
In view of the low accuracy of cutting force prediction caused by the difficulty of considering the tip arc radius, the main cutting edge arc radius and the tool working angle in the traditional turning force prediction model, an equivalent turning f
Externí odkaz:
https://doaj.org/article/1d827d0e289742bfbe96d8b04bac8dda
Publikováno v:
Jixie qiangdu, Vol 43, Pp 643-650 (2021)
Reconfigurable machine tools realize the processing conversion of each part in the part family through the exchange of its functional modules. However,due to the influence of machine structure layout and module weight,how to ensure the performance an
Externí odkaz:
https://doaj.org/article/e046b564c61b405a90609d2e507c86d1
Publikováno v:
Jixie qiangdu, Vol 40, Pp 100-105 (2018)
The vibration environment of an inertial navigation system（ INS） can bring an adverse effect on its measurement accuracy. A random vibration model of an optical fiber INS is proposed. It is used by a substructure synthesis method based on frequen
Externí odkaz:
https://doaj.org/article/d0b207b71bdd448daaee14501f02cef7
Publikováno v:
Jixie qiangdu, Vol 39, Pp 642-646 (2017)
Bolted joints is one of the most widely used fixing joints in machine tool structure,which directly affects the performance of the whole machine tool. In order to ensure the accuracy,the fine mesh is needed,which will result in a large scale of calcu
Externí odkaz:
https://doaj.org/article/335d3d35af4e4e72bc7a7ebf3b30badb
Publikováno v:
Jixie qiangdu, Vol 39, Pp 1031-1035 (2017)
In waist-worn pedestrian navigation systems, the peak detection method accuracy will be reduced when pedestrian carries on activities ups and downs in-situ such as stooped to and fro,squatting up and down. To compensate this error,a pedestrian step d
Externí odkaz:
https://doaj.org/article/2e1ba584763546bf9df16b8e098da305
Publikováno v:
Jixie chuandong, Vol 41, Pp 188-192 (2017)
In order to comprehensive analysis of research status and existing problems in macro/micro dual-drive technology,the analysis of research status for four commonly drive ways of macro system and two commonly drivers of micro system which used in the t
Externí odkaz:
https://doaj.org/article/c0d5a29e3e80446289c11f3f4bbcd74f
Publikováno v:
Jixie qiangdu, Vol 38, Pp 17-20 (2016)
There is large number of joint in a machine tool structure. The performance of the whole machine tool structure is affected by these joints. In order to predict and evaluate the performance of machine tool structure,it is required to approach an expe
Externí odkaz:
https://doaj.org/article/f9741737eeeb4e93861503221de459ed
Publikováno v:
Jixie qiangdu, Vol 37, Pp 863-869 (2015)
The deformation of static bending was analyzed for uniform beam by the boundary element method.Non-uniform beam was combined with multiple uniform beams by method of system rigid combination without coordinate transformation.Stiffness equation of fle
Externí odkaz:
https://doaj.org/article/6a215f07081b45e29d4b7717872fa0dd