星載計算機 的英文怎麼說

中文拼音 [xīngzǎijìsuànjī]
星載計算機 英文
onboard spacecraft computer
  • 星 : 名詞1 （夜晚天空中閃爍發光的天體） star 2 [天文學] （宇宙間能發射光或反射光的天體） heavenly body...
  • 載 : 載Ⅰ名詞（年） year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 算 : Ⅰ動詞1 （計算數目） calculate; reckon; compute; figure 2 （計算進去） include; count 3 （謀劃;計...
  • 機 : machineengine
  • 計算機 : computer; calculator; calculating machine; computing machinery; electronic wizard; processor; pro...
  • 計算 : 1 （求得未知數） count; compute; calculate; reckon; enumerate 2 （考慮; 籌劃） consideration; pla...
  1. This paper mainly aims at the characteristics of the hardware and software structure of the parallel computer on satellite, and has fulfilled researches of fault tolerant technique in three aspects of control theories and engineering : the first research of the system level fault - tolerant module is based on the system structure of the parallel computer on satellite, a kind of cold backup module and a kind of hot backup module for multiprocessor computer have been put forward. then the research of software fault tolerant technique which is based on the operate system named rtems has been carried, the mission level fault - tolerate arithmetic and the system level fault - tolerate mechanism and strategies based on the check point technique have been put forward, at the same time the self - repair technique of software which has used the technique of system re - inject has been studied. finally the technique of components level fault - tolerant based on fpga has been studied, a kind of two level fault - tolerant project which aims at the fault - tolerant module of the parallel computer on satellite has been put forward, and the augmentative of circuit that project design realization need is little, this project can avoid any breakdown of any part logic circuit of the fpga

    本課題主要針對星載并行計算機體系結構及軟體結構的特點，從如下三個方面進行了容錯控制理論研究和實踐工作:首先進行了基於星載多cpu并行計算機體系結構的系統級容錯模型研究，提出了一種多cpu冷備份容錯模型和一種多cpu熱備份容錯模型;然後進行了基於rtems操作系統的軟體容錯技術研究，提出了任務級容錯調度演算法以及基於檢查點技術的系統級容錯恢復機制和策略，同時研究了利用系統重注入進行軟體在線自修復的容錯技術;最後研究了基於fpga的部件級容錯技術，提出了對容錯模塊這一星載并行計算機關鍵部件的兩級容錯方案，實現該方案所需增加的電路少，可避免板級晶元以及fpga晶元內部任何邏輯發生單點故障。
  2. Through the analysis of fmea and reliability, the methods of prognosticating and assessing the design of products were developed

    通過對星載嵌入式計算機系統進行fmea分析和可靠性評定，研究了預測和評定產品設計可靠性水平的方法。
  3. After being more consummated, the fruits of this project can be straightly applied to manned spacecraft, space scientific exploration, networks of satellites and so on. they will certainly improve the reliability, reconfigurability and obsm ( on - board software maintenance ) of on - board computers, which is most significant to the development of our country ' s space science and technology

    本設計的成果經進一步完善以後可以直接應用於我國載人航天、空間探測、衛星組網等任務中去，勢必提高我國航天計算機的可靠性、可重構性以及在軌數據處理的能力，對推動我國空間科學技術的發展有很大的意義。
  4. In the rigorous aerospace circumstance, it has been and will always be aerospace pursuance to design and produce satellite embedded computers with longevity, high reliability, miniaturization and low cost features, and the reliability is the key factor

    作為衛星的核心系統之一，星載嵌入式計算機的要求越來越高。在苛刻的空間條件下，設計製造高性能、小型化和低成本的星載嵌入式計算機，其可靠性問題已經成為發展長壽命衛星的重大阻礙。
  5. As the development of our country ’ s space industry, the demand of information processing in the space discovery is huge which the old single cpu satellite carried computer control system cannot satisfaction

    當前，隨著我國航天任務需求的增長，原來單cpu的星載計算機控制系統無法滿足太空探索中對于大量信息處理的需求。
  6. We have finished the semi - phsical simulation on the single axis turfing platform, which included on board prototype computer, optic fiber gyro and reocaon wheel which saturation chamaeristic has been taken into account

    本文採用瞬時歐拉軸控制演算法，在星載計算機原理樣機的基礎上，考慮反作用飛輪的飽和特性，根據所選擇的反作用飛輪和光纖陀螺，在單軸氣浮轉臺上進行半實物模擬驗證。
  7. And the model and methods of assessing reliability were designed

    給出了星載計算機可靠性評定的模型和方法。
  8. And the satellite - carried parallel computer ’ s low - power design technology is developing with the need of the satellite - carried parallel computer ’ s cooling and reliability

    星載計算機的低功耗技術是伴隨著星上衛星系統的可靠性要求和散熱要求發展起來的。
  9. The test methods of validating the reliability of the on - board embedded computer, such as condition stress test, condition simulation test and reliability increasing test were studied

    研究了環境應力試驗、環境模擬試驗、可靠性增長試驗等對星載計算機可靠性驗證的方法。
  10. The results indicated that the control arithmetic has the advantage of simplicity and efficiency, and the on board prototype computer could satisfied the requirements of the operating speed

    模擬結果表明，所設計的定姿與控制演算法簡單、有效；星載計算機滿足控制演算法對計算速度的要求。
  11. The engineering sample of the on - board embedded computer was designed, which was made up of p1750a cpu made in china. and it is better than that on fy - 1 ( 02 ) meteorological satellite in the performance and reliability. the paper will provide useful suggestions to the reliability designs in other rigorous circumstances

    設計出以國產p1750acpu組成的星載嵌入式計算機系統工程樣機，與fy - 1 （ 02 ）號星載計算機相比，性能和可靠性都得到大幅度提高，可為空間惡劣環境下的星載計算機可靠性技術提供思路。
  12. The ordinary research of parallel computer architecture share i / o system cannot be used here, and these theories did not consider the real time requirement of real time tasks

    通用并行體系結構下共享i / o的研究成果不能普遍適用，並且沒有考慮星載計算機系統中的任務對于實時性的要求。
  13. The design criterions, modeling, precomputation, assignment and electronic component of reliability of the on - board embedded computer were analyzed

    研究分析了星載嵌入式計算機系統可靠性存在的問題、可靠性設計準則、可靠性建模、可靠性預計和分配以及元器件的可靠性技術。
  14. 5. software designing about planetary - gear transmission. it consists of calculation of equivalent error of the averaged load component, force and deformation analysis of component, contact stress and bending strength analysis. 6

    用vb6 . 0自行開發了行星變速箱計算機輔助分析程序設計，該分析程序主要功能包括均載件的等效誤差、各部件的受力及變形分析及齒輪彎曲強度及接觸強度校核6
  15. Considering the huge data and long simulating time, this dissertation employed the distributed simulation high level architecture, thus reduced the simulating time and improved the simulation efficiency through real time range compression and parallel azimuth compression carried out on two computers

    針對星載sar數據量大，模擬時間長。本文採用基於hla的分散式設計，通過採用距離壓縮實時處理和方位壓縮由兩臺計算機同時處理的方法減少模擬時間，提高了模擬效率。
  16. Compute aided design ( cad ) plays an indelible part in the procedure of spaceborne sar design, analysis, simulation and emulation

    在星載合成孔徑雷達的設計、分析、模擬和模擬過程中，計算機輔助設計（ cad ）起到了不可磨滅的作用。
  17. In addition, we implement the simulator of the satellite - carried embedded computer system for pems

    另外，基於星載并行計算機系統硬體體系結構，實現了pems在該環境上的模擬器psis 。
  18. In this paper, the reliability techonolegy is researched on the on - board embedded computer system that makes use of the domestic p1750a cpu

    本論文研究了以國產p1750acpu組成星載嵌入式計算機系統的可靠性技術。
  19. Designs of redundant, radiation hardening and anti - lock of cmos integrate circuit were developed as the reliability steps of the on - board embedded computer system

    提出了利用一定冗餘備份的容錯設計技術、計算機抗輻加固技術和cmos集成電路抗閂鎖技術等提高星載嵌入式計算機系統可靠性的措施。
  20. However, to meet the requirement of mass data transmission, ethernet has been widely used in the satellite operation and emulation platform. the smart communication device connects the serial bus to the ethernet network, bridges the operation computer and the satellite components to realize high - speed communication

    該智能通信設備將多路星載單機端的串列總線與測控計算機端的以太網連接在一起，實現了測控計算機與各個單機之間的高速通訊，在整個衛星控制模擬平臺系統中起到橋梁的作用。
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