Research on Space-Ground Integrated Control Technology of Earth Observation Spacecraft

Author(s):  
Zhang Fajia ◽  
Yang Tongzhi ◽  
Zhu Jia ◽  
Xing Nan ◽  
Dang Jiancheng
2013 ◽  
Vol 380-384 ◽  
pp. 274-277 ◽  
Author(s):  
Han Min Ye ◽  
Xiao Fei Liu

Based on computer and PLC control technology, the control system for electron beam welder has been studied in this paper. By using PLC control technology to implement the intelligent control (IC) in welding process and adopting the high-frequency inverter technology, to realize the high-voltage interlock protection, the quality of electron beam current spot as well as the welding technology has been improved. Concerning the requirements on the technical and process, the design of computer communication and PLC application software demonstrate the feasibility of this method.


1974 ◽  
Vol 18 (3) ◽  
pp. 259-265
Author(s):  
Richard A. Spencer ◽  
J. Robert Tewell

An integrated control and display station configuration concept for operating a remote teleoperator spacecraft was developed and analyzed to provide the man/system interface design criteria necessary to identify potential Shuttle program compatibilities and impacts. While this evaluation was part of a program for free-flyer/tug remote control technology, it seems that the results may be applicable to the crew workstations associated with many of the proposed Shuttle program spacecraft. The primary objective involved deriving the relative proportions of a dedicated free-flying teleoperator (FFTO) system workstation. All FFTO subsystem were considered, with primary emphasis on the visual and manipulator systems. The control and display hardware associated with these systems was identified and mounted on a dedicated manipulator control panel. Man-in-the-loop simulations showed that manipulator operators with little training could perform simple satellite servicing tasks with relative ease.


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