发明人：崔平远，陆晓萱，葛丹桐，朱圣英，梁子璇，徐瑞

申请日期：2022.07.06

摘要：本发明公开的一种节点关联观测信息提取方法，属于深空探测技术领域。本发明实现方法为：根据节点间相对指向信息和节点间相对位置矢量信息满足节点间多视图几何约束的特点，匹配节点光学导航相机共同观测区域内的机会特征，由多组特征的对极约束方程求解节点间相对指向信息；在共同观测区域内搜寻绝对位置已知的形貌特征，若 ...

发明人：朱圣英，蔡程宇，修文博，崔平远，徐瑞，梁子璇，葛丹桐

申请日期：2022.08.19

摘要：本发明公开的一种地外天体表面自主作业光学导航特征规划优选方法，属于自主导航领域。本发明实现方法为：在相机采样时间间隔下，依据规划的探测器轨迹和姿态，结合相机参数计算出对应时刻下光学相机可见视场范围；考虑探测器位置和姿态的不确定度，与相机视场范围公式结合，得到视场范围不确定区域，取不确定区域的交集区域 ...

发明人：梁子璇，王熹，崔平远，朱圣英，徐瑞

申请日期：2022.07.06

摘要：本发明公开的一种基于分段多项式的地外天体着陆轨迹规划方法，属于深空探测技术领域。本发明实现方法为：在传统多项式规划的基础上，在轨迹规划的过程中引入归一化的两个时间分段点，将探测器着陆轨迹分为三个阶段，根据初末位置和速度约束构建分段多项式方程，由推力幅值约束条件，建立推力与终端时间的函数关系，并在给定 ...

作者：JIN Hao^1,2;XU Rui^1,2;CUI Pingyuan^1,2;ZHU Shengying^1,2; （1. Institute of Deep Space Exploration, Beijing Institute of Technology, Beijing 100081, China; 2. Key Laboratory of Autonomous Navigation and Control for Deep Space Exploration, Ministry of Industry and Information Technology, Beijing 100081, China）

出处：Journal of Deep Space Exploration 2019

关键词：task planning;heuristic search;state transition graph

摘要：In view of the complex system and coupling operation constraints of deep space probes,state transition graphs are defined based on the timeline knowle ...

作者：JIN Hao^1,2;XU Rui^1,2;CUI Pingyuan^1,2;ZHU Shengying^1,2; （1. Institute of Deep Space Exploration，Beijing Institute of Technology，Beijing 100081，China; 2. Key Laboratory of Autonomous Navigation and Control for Deep Space Exploration，Ministry of Industry and Information Technology，Beijing 100081，China）

出处：Journal of Deep Space Exploration 2018

关键词：mission planning;extensible states;planning algorithm

摘要：Due to the uncertainty in deep space exploration，mission planning technology is required for deep space probes to realize autonomous control. In view ...

作者：DENG Jianfeng;GAO Ai;CUI Pingyuan （1. Institute of Deep Space Exploration，Beijing Institute of Technology，Beijing 100081; 2. Key Laboratory of Autonomous Navigation and Control for Deep Space Exploration，Ministry of Industry and Information Technology，Beijing 100081）

出处：Journal of Deep Space Exploration 2017

关键词：Mars entry;integrated navigation scheme;dynamic pressure observation;adaptive estimation

摘要：In this paper，aiming at the adverse effects of uncertain parameters，such as Mars atmospheric density uncertainty，on state estimation，a modified multip ...

作者：YU Zhengshi^1,2,3;ZHU Shengying^1,2,3;CUI Pingyuan^1,2,3;LIU Yanjie^1,2,3; （1. School of Aerospace Engineering，Beijing Institute of Technology，Beijing 100081，China; 2. Key Laboratory of Autonomous Navigation and Control for Deep Space Exploration，Ministry of Industry and Information Technology，Beijing 100081，China; 3. Key Laboratory of Dynamics and Control of Flight Vehicle，Ministry of Education，Beijing 100081，China）

出处：Journal of Deep Space Exploration 2017

关键词：small body;surface motion;configuration design;navigation and guidance

摘要：Based on small body surface exploration missions carried out so far and future development trends of small body surface exploration technology, the ne ...

作者：QIN Tong;ZHU Shengying;CUI Pingyuan （School of Aerospace Engineering, Beijing Institute of Technology, Beijing 100081, China）

出处：Journal of Deep Space Exploration 2015

关键词：dynamic descent phase;energy optimal guidance law;divert capability;optimal time weight

摘要：This paper investigates the optimal energy guidance law in Mars soft landing descent phase and analyzes the influence of the propellant mass coefficie ...

作者：WANG Yamin;QIAO Dong;CUI Pingyuan （School of Aerospace Engineering, Beijing Institute of Technology, Beijing 100081, China）

出处：Journal of Deep Space Exploration 2015

关键词：Sun-Earth libration point;Sun-Earth-Moon system;sensitivity analysis

摘要：The sensitivity of initial error for the transfer trajectory from lunar orbit to the Sun-Earth libration point orbit was calculated and analyzed. Firs ...

作者：GE Dantong;CUI Pingyuan （Key Laboratory of Autonomous Navigation and Control for Deep Space Exploration, Ministry of Industry and Information Technology, Beijing 100081, China;Institute of Deep Space Exploration, Beijing Institute of Technology, Beijing 100081, China）

出处：Journal of Deep Space Exploration 2016

关键词：planetary exploration;landing site selection;safe landing

摘要：In planetary exploration, areas of scientific interest are usually full of hazards, which sets high requirements on landing safety. How to choose a pr ...