Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Yu Fang"'
Publikováno v:
Advanced Materials Research. 772:407-411
The existing laser marking control systems are mainly based on PC and PCI laser drivers. PC is used for editing marking information and extracting marking data. The rapid processing capacity of PC makes the laser making machine achieve faster process
Autor:
Yu Fang Zhang
Publikováno v:
Advanced Materials Research. :25-28
Reviewed the application of force actuators in the optical astronomical telescopes, and introduced the working principle, mechanical structure, performance requirements and basic components of the force actuators; then compared the advantages and dis
Publikováno v:
Advanced Materials Research. 710:424-427
A system for orientation the best imaging location of aerial cameras is designed, and the working principle, hardware components of the system are described. The orientation information is produced by collimator. The best imaging location is determin
Publikováno v:
Advanced Materials Research. 571:308-311
A measuring system of the focus surface message of bigger aperture aerial camera was described. The image is received by the collimator of long focus and area CCD camera. The location and size of the optimum image were measured effectively by using d
Publikováno v:
Advanced Materials Research. 571:304-307
In view of bigger error (0.24%) of conventional measuring method, this paper focuses on a bigger aperture aerial camera focus measuring system and discusses measuring principle and structure of the system. The image in this system is received by the
Publikováno v:
Advanced Materials Research. :6066-6070
According to the characteristic of solar photovoltaic, this paper designed an electric supply mode, combined with the solar photovoltaic system, the storage battery and the public power supply, to drive a portable refrigerator which could use outdoor
Publikováno v:
Advanced Materials Research. :504-508
This paper focuses on a heart sound acquisition and analysis system for in-home use of heart condition monitoring. The acquisition board is comprised of a transducer and the processing module, which is used to detect and send heart sound signal to PC
Publikováno v:
Advanced Materials Research. :564-569
Glass lens molding is an effective approach to produce precision micro aspheric glass lens at high efficiency. In this paper, a new two-step isothermal glass molding process was proposed. The mechanisms of new molding process were analyzed. Finite el