Zobrazeno 1 - 7
of 7
pro vyhledávání: '"Dian Xin Li"'
Simulation, Experiment and Optimization for Thermal Characteristics of a Machine Tool Spindle System
Publikováno v:
Key Engineering Materials. 693:403-410
Taking a vertical machining center as an example, thermal characteristics of the spindle system were researched by finite element simulation and experimental test. Firstly, temperature field and thermal deformation of the spindle system were simulate
Publikováno v:
Advanced Materials Research. :1638-1641
This thesis mainly expounds the Curriculum Development's meaning and elements based on "the working process-orientation", which is applied in the curriculum development and practice of the Practical Training of Comprehensive Skills in Commodity Inspe
Publikováno v:
Applied Mechanics and Materials. :1560-1564
Contact heat transfer are widely used in mechanical system and research on thermal contact resistance is a significant link in engineering application. In this article, main influencing factors of thermal contact resistance such as material character
Publikováno v:
Advanced Materials Research. :1595-1599
Based on finite element analysis software ANSYS, the deformation and force condition of the rubber sealing o-ring pre and post with back-up ring under different oil pressure conditions was analyzed. The von mises stress distribution of the o-ring and
Structure Optimization of Slip by the Combination of Artificial Neural Network and Genetic Algorithm
Publikováno v:
Advanced Materials Research. :1223-1229
The bridge plug is a staple tool used in downhole operation and the performance of the slips has a directly influence on the oil well productivity and production safety. We raised an optimize method based on BP network and genetic algorithm to make s
Publikováno v:
Applied Mechanics and Materials. :5881-5883
With the development of human beings and the improvement of science and technology, computer information technology has played a huge role in various industries, food safety is always the focus of human attentions, and makes it more convenient and qu
Publikováno v:
Advanced Materials Research. :1064-1067
According to the demand of exploiting the poor-thin oil layer in Daqing oilfield, Y422 retrievable fracture bridge plug is designed. Match usage of this bridge plug and other instruments can fracture multiple oil reservoirs with one-trip string, whic