(Continued)Extended Mission Phase During the six-month design life,Chang’e 2 successfully accomplished the planned engineering demonstration and scientific exploration missions.Thanks to the launch zero window,stable...(Continued)Extended Mission Phase During the six-month design life,Chang’e 2 successfully accomplished the planned engineering demonstration and scientific exploration missions.Thanks to the launch zero window,stable operation and precise control,the probe saved a lot of propellant.The remaining propellant weighed 520kg(plus capacity margin).At the same time,the probe was in good condition.According to the concept of"improving capability more quickly展开更多
Chang'e-1,China's first lunar satellite,was mainly developed by China Academy of Space Technology(CAST),a branch of China Aerospace Science and Technology Corporation(CASC).Since Chang'e-1 mission is quite...Chang'e-1,China's first lunar satellite,was mainly developed by China Academy of Space Technology(CAST),a branch of China Aerospace Science and Technology Corporation(CASC).Since Chang'e-1 mission is quite different from previous Earth orbit missions,technicians had to solve a lot of new problems throughout the development of the satellite. According to the overall planning of China's Lunar Exploration Program,the purposes of the first step were to develop a lunar orbiting satellite。展开更多
The first Chinese Mars exploration will fulfill the goals of"orbiting,analyzes landing and roving"in one mission.This paper briefly describes the process of international Mars and exploration engineering pro...The first Chinese Mars exploration will fulfill the goals of"orbiting,analyzes landing and roving"in one mission.This paper briefly describes the process of international Mars and exploration engineering profile,and the development of Chinese and Mars exploration.It focuses on introducing design the scientific probe,significance difficulties of Mars exploration,provides the an overview descent of the system of as the including the flight the preliminary selection of the landing site,entry,and the landing EDL(also known and EDL)structure process.and Four types of key technologies,including telecommunications,the autonomous the control,process,its mechanism,are detailed in this paper.Finally,paper highlights expected scientific and engineering results of the mission.展开更多
Change'4 Lunar Probe will In softly land on the farside of the Moon for the first time of all mankind and carry out in-situ and the rovering probe's exploration.general this paper,the scientific significance a...Change'4 Lunar Probe will In softly land on the farside of the Moon for the first time of all mankind and carry out in-situ and the rovering probe's exploration.general this paper,the scientific significance and engineering difficulties of Change'4 are introduced and design,including the aspects of landing site selection,relay communication,complex trajectory orbit design of relay satellite of is explained.point Besides,four key technologies,on namely safe landing strategy on terrain,design and control libration2,relay communication L2,radioisotope Finally thermoelectric generator(RTG)and electric-thermal breakthrough utilization,Change'4 as is well as how to realize them are also discussed.the prospect of the prominent technological of described.展开更多
文摘(Continued)Extended Mission Phase During the six-month design life,Chang’e 2 successfully accomplished the planned engineering demonstration and scientific exploration missions.Thanks to the launch zero window,stable operation and precise control,the probe saved a lot of propellant.The remaining propellant weighed 520kg(plus capacity margin).At the same time,the probe was in good condition.According to the concept of"improving capability more quickly
文摘Chang'e-1,China's first lunar satellite,was mainly developed by China Academy of Space Technology(CAST),a branch of China Aerospace Science and Technology Corporation(CASC).Since Chang'e-1 mission is quite different from previous Earth orbit missions,technicians had to solve a lot of new problems throughout the development of the satellite. According to the overall planning of China's Lunar Exploration Program,the purposes of the first step were to develop a lunar orbiting satellite。
文摘The first Chinese Mars exploration will fulfill the goals of"orbiting,analyzes landing and roving"in one mission.This paper briefly describes the process of international Mars and exploration engineering profile,and the development of Chinese and Mars exploration.It focuses on introducing design the scientific probe,significance difficulties of Mars exploration,provides the an overview descent of the system of as the including the flight the preliminary selection of the landing site,entry,and the landing EDL(also known and EDL)structure process.and Four types of key technologies,including telecommunications,the autonomous the control,process,its mechanism,are detailed in this paper.Finally,paper highlights expected scientific and engineering results of the mission.
文摘Change'4 Lunar Probe will In softly land on the farside of the Moon for the first time of all mankind and carry out in-situ and the rovering probe's exploration.general this paper,the scientific significance and engineering difficulties of Change'4 are introduced and design,including the aspects of landing site selection,relay communication,complex trajectory orbit design of relay satellite of is explained.point Besides,four key technologies,on namely safe landing strategy on terrain,design and control libration2,relay communication L2,radioisotope Finally thermoelectric generator(RTG)and electric-thermal breakthrough utilization,Change'4 as is well as how to realize them are also discussed.the prospect of the prominent technological of described.
