航天器环境工程
航天器環境工程
항천기배경공정
SPACECRAFT ENVIRONMENT ENGINEERING
2015年
4期
424-428
,共5页
刘万龙%孔凡超%邱法维%张奎好%胡旭坤%孙树江%牛向楠
劉萬龍%孔凡超%邱法維%張奎好%鬍旭坤%孫樹江%牛嚮楠
류만룡%공범초%구법유%장규호%호욱곤%손수강%우향남
探测器%地外天体%返回起飞%位姿运动模拟
探測器%地外天體%返迴起飛%位姿運動模擬
탐측기%지외천체%반회기비%위자운동모의
probe%celestial bodies%return take off%attitude and motion simulation
为了实现地外天体的表面详尽勘测,探测器需进行着陆、采样、返回等活动.为确保采样返回任务的成功,探测器在研制中需进行各种空间环境模拟试验评价.针对探测器返回起飞过程中的环境模拟试验,文章提出了采用六自由度 Stewart 平台作为位姿及运动模拟装置.该装置有静态和动态位姿调整两个基本功能,其中静态位姿调整用来模拟不平的地形对探测器的返回模块返回起飞的影响,动态位姿调整用来模拟返回模块与着陆模块之间的相对运动.位姿及运动模拟装置的控制为上位机+下位机工作模式,由上位机设置模拟装置的运动参数,并将运动参数传输到下位机进行控制.经过模拟试验测试证明,该装置能够满足探测器返回起飞的位姿及运动的模拟试验要求.
為瞭實現地外天體的錶麵詳儘勘測,探測器需進行著陸、採樣、返迴等活動.為確保採樣返迴任務的成功,探測器在研製中需進行各種空間環境模擬試驗評價.針對探測器返迴起飛過程中的環境模擬試驗,文章提齣瞭採用六自由度 Stewart 平檯作為位姿及運動模擬裝置.該裝置有靜態和動態位姿調整兩箇基本功能,其中靜態位姿調整用來模擬不平的地形對探測器的返迴模塊返迴起飛的影響,動態位姿調整用來模擬返迴模塊與著陸模塊之間的相對運動.位姿及運動模擬裝置的控製為上位機+下位機工作模式,由上位機設置模擬裝置的運動參數,併將運動參數傳輸到下位機進行控製.經過模擬試驗測試證明,該裝置能夠滿足探測器返迴起飛的位姿及運動的模擬試驗要求.
위료실현지외천체적표면상진감측,탐측기수진행착륙、채양、반회등활동.위학보채양반회임무적성공,탐측기재연제중수진행각충공간배경모의시험평개.침대탐측기반회기비과정중적배경모의시험,문장제출료채용륙자유도 Stewart 평태작위위자급운동모의장치.해장치유정태화동태위자조정량개기본공능,기중정태위자조정용래모의불평적지형대탐측기적반회모괴반회기비적영향,동태위자조정용래모의반회모괴여착륙모괴지간적상대운동.위자급운동모의장치적공제위상위궤+하위궤공작모식,유상위궤설치모의장치적운동삼수,병장운동삼수전수도하위궤진행공제.경과모의시험측시증명,해장치능구만족탐측기반회기비적위자급운동적모의시험요구.
In the future extraterrestrial celestial detection, the landing, the sampling, the returns and other activities are usually involved. In this paper, the attitude and motion simulation device for space environment simulation tests for the detector return takeoff is studied. A six degree-of-freedom Stewart platform is proposed as the attitude and motion simulation device. The device can simulate the static and dynamic posture adjustment. The layout of the device in the vacuum chamber and the principle of the device are discussed. The device is controlled by an upper computer and lower computers. The motion parameters of the device could be set in the upper computer through software, and then the motion parameters are transferred to the lower computers for control. The device can meet the attitude and motion simulation requirements of the detector test.