strapdown system 中文意思是什麼

The vector analysis method for strapdown north finding systems is introduced by which system error analysis is simplified

提出捷聯尋北系統中的矢量分析方法，簡化了系統的綜合誤差分析。

The inertial sensors of the strapdown inertial navigation system ( sins ) are directly mounted to the vehicle and the vehicle ' s high - frequency motions will affect the accuracy of the sins

捷聯慣導系統的慣性器件直接固聯在載體上，運載體的機動運動會直接影響系統的精度。

Error analysis and simulation of ring laser gyro strapdown inertial navigation system

激光陀螺捷聯慣性導航系統誤差分析及模擬計算

An independently integrated navigation system using odometer ( od ) to assist the strapdown inertial navigation system ( sins / od ) is discussed

摘要利用里程計輔助捷聯慣導系統構成一種完全自主式的車載組合導航系統。

Discusses an independently integrated navigation system ( sins ) using the distance - transfer - unit ( dtu ) to assist the strapdown inertial navigation system ( sins / dtu )

摘要利用里程計輔助捷聯慣導系統構成一種自主式組合導航系統。

Consequently, computational models of all subsystems are constructed, such as the strapdown inertial navigation system ( sins ), the control loop applied in self - control period, the guidance system by applying the technology of television ( tv ) guidance and the guidance law of proportion navigation, the autopilot by applying the technology of overload control in terminal control period, and so on

建立導彈各個子系統的計算模型，主要有捷聯慣性導航系統、彈體、導彈自控段的控制穩定迴路、採用電視制導和比例導引制導律的導引系統，以及採用過載控制的自動駕駛儀，然後在此基礎上建立導彈各系統模擬模型。

The method that increases the attitude accuracy of strapdown inertial attitude and heading reference system ( siahrs ) with the infromation from inertial measurement unit ( imu ) its own is studied. according to the design idea of damping network in platform type, damping kalman filter in siahrs is designed to enhance the attitude accuracy via integrating attitude calculated by common siahrs and that estimated by accelerometers. in order to evaluate the effectiveness of damping attitude, the vehicle ' s movement should be detected in real - time. for this reason, the state chi - square test is employed in the damping kalman filter, and the failure detection vector are tested, which improves the sensitivity and reliability of failure detection. finally, static and dynamic experiments of actual system demonstrate the effectiveness of the proposed method

本文探討了如何利用慣性測量組合本身的信息來提高捷聯航姿系統的姿態精度.根據平臺式阻尼網路的思想，設計了捷聯式內阻尼卡爾曼濾波器，將慣導系統捷聯解算獲得的姿態與加速度計估計的姿態進行組合，在系統非加速度狀態下，提高了姿態輸出的精度.為了實時監測系統的運動狀態從而判斷內阻尼姿態的有效性，本文成功將狀態2檢驗法應用在內阻尼卡爾曼濾波器中，設計了基於2個狀態傳播器的故障監測器，並通過對故障檢測向量元素的檢驗代替對整個向量的檢驗，提高了故障監測的靈敏度和可靠性.最後，實際系統的動靜態實驗驗證了本文所提出的方法的有效性

Last on the hardware of mainboard, the boot table which is used in boot loader, analogical uart and program of strapdown system are completed by assemble language and c language

最後，在系統硬體電路板的基礎上，以tms320c3x匯編語言和c語為工具，編寫了用於程序引導裝載的boot文件，軟體實現了uart和捷聯演算法。

Under the background of the strapdown integrated navigation system ( sins ), designs some sins with arinc 429 interface, analyzes the communication protocol, and in the guarantee of the system precision and the real - time request, accomplishes the modularized software of the arinc429 interface subsystem, and gives long time debugging and testing results to the sins system. this paper designs the airborne integrated navigation system based on the 1553b bus, completes the bus information flow design, and carries on thorough analysis on the communication protocol of the 1553b bus

本文結合捷聯組合導航系統的應用背景，設計了含有arinc429總線介面的某型捷聯慣導系統，分析了其中的arinc429總線協議，並在保證系統精度和實時性的要求下，完成了該捷聯組合導航系統中arinc429介面系統的模塊化軟體設計，並給出對系統長時間聯調測試的分析結果。

The rotation control technology in the laser gyro strapdown inertial navigation system was studied. the method of realizing closed - loop digital control with rlg located in the strapdown inertial navigation system was discussed. the structure of rotation servo system was introduced. the designing method and process of the digital controller were given. the method of implementing digital controllers by means of computer and software flow were demonstrated. the result of simulation and debugging of this system showed that it fullfills the requirment of the strapdown inertial navigation system. it assures the stability of rotation and solves the problem of striking without increasing the volume and cost of the system

研究激光捷聯慣導系統中的轉位控制技術.採用捷聯慣導系統本身的rlg實現轉位系統的閉環數字控制，給出了轉位伺服系統的結構組成以及數字控制器的設計方法和設計過程，給出了數字控制器的計算機實現方法和軟體流程.模擬及調試結果表明，所設計的轉位伺服系統滿足捷聯慣導系統的要求，既保證了轉動的平穩性，克服了到位撞擊問題，又不增大體積、增加成本

Adopt project practical quaternion algorithm of strapdown navigation system, analyze systematic error source, emulation prove the output change of sins in there is device error of inertia and the initial condition of collimation error

採用了工程上實用的四元數捷聯導航系統的演算法，分析了系統誤差源，模擬驗證了捷聯慣導系統在有慣性器件誤差及初始對準誤差情況下的輸出變化。

Drawed into the idea of the damped algorithm of inertial navigation system ( ins ), this paper designs a three - order level damped net in the level loops of strapdown ahrs and uses the velocities to obstruct the oscillations

本文將傳統的平臺內阻尼的思想引入到捷聯慣性航姿系統中，通過設計水平迴路中的三階內阻尼網路，利用系統本身的速度信息來阻尼周期振蕩。

When the mdrlg working, high frequency dithering is introduced, and the strapdown navigation system with mdrlg has some properties which are different from the systems with other types of gyros

機抖激光陀螺在工作時會引入高頻抖動，對整個系統造成影響，因此使用機抖激光陀螺的捷聯慣導系統具有一些不同於其它捷聯慣導系統的特有性質。

As the traditional navigation system ca n ' t satisfy the requirements of the autonomous underwater vehicles ( auv ) navigation and position. we study a depthometer - doppler - aided strapdown inertial navigation system ( ddsins ) in combination of the developments of periodic navigation technique and some practical problem posed by the mathematical and variation of output data of doppler, furthermore, the digital simulation and semiphysica test are made to verify the validity of the algorithm, the main research work are as follows : design of the strapdown inertial navigation system of auv

由於傳統的導航系統很難滿足遠程水下航行器精確導航、定位的要求，本文在充分考慮使用特殊性的情況下，結合國內、外導航技術發展的實際狀況和發展方向，研究了水下航行器組合導航系統的誤差，重點解決了因多普勒輸出數據周期長和周期時變而給導航計算和濾波器設計帶來的問題，並進行了模擬和實物測試，模擬和實物測試結果表明本文所研究的設計方案合理，可以達到某型水下航行器導航、定位需要的精度。

Based on this main idea, first the thesis discusses the mathematics model of gyro and accelemeter, the initial alignment of north - pointed strapdown inertial navigation system, the method of calculation navigation, the method of generating flight orbit data, the method of ins / gps integrated navigation in detail. then the thesis develops the system generating flight orbit data and the system of real - time simulating strapdown inertial navigation with vc + + 6. 0

論文以此為核心展開：首先詳細討論了陀螺和加速度計的數學模型、指北式捷聯慣性導航系統初始對準和導航解算的演算法、飛行軌跡數據生成演算法、 ins gps組合導航演算法；然後利用visualc + + 6 . 0開發出飛行軌跡數據生成系統、捷聯慣性導航實時模擬系統。

This paper combines the wanderazimuth strapdown inertial navigation system with virtual instrument and designs a inertial navigation virtual instrument software

本論文以游移方位坐標系捷聯式慣性導航系統為對象，與虛擬儀器技術結合起來，設計了一個慣性導航虛擬儀器軟體。

The algorithm of strapdown inertial navigation system is also discussed and then use the flight - track generator to give a simulation, since a closed loop feedback integrated navigation system is designed in this paper, and the output of the filter must feed back to the strapdown inertial navigation system, the analysis of the algorithm in strapdown inertial navigation system is important. the scheme to design the trajectory of gps and the simulation of gps constellation are then studied, the simulation of gps constellation is given from the calculation of vernal equinox base on the principle of celestial mechanics, this method of different from other methods given by other paper and is useful to the research of satellite navigation system. a new method to abstract noise modal in integrated navigation system is proved to be useful in practice, this method, which is given by use the principles of stochastic processes, statistics, time series analysis, and system identification, is suitable for the kalman filter in integrated navigation system

如航跡產生器的設計，該航跡產生器是研究組合導航問題的前提，從國外一些研究組合導航系統的文獻中可以看出，設計這樣一個航跡產生器是非常必要的，所以本文自行設計了這樣一個系統；還討論了捷聯慣性導航系統中捷聯解算的方法，並進行了模擬研究，由於在本文設計的閉環反饋式組合導航系統中，對捷聯慣導系統的平臺誤差進行閉環控制，需要將濾波器輸出的校正量反饋到捷聯解算內部，所以必須對捷聯解算進行深入的研究和分析，更何況捷聯解算問題本身也是導航界的一個熱門研究課題；另外，本文還介紹了gps軌道及其星座模擬的設計思想和方案，與以往gps軌道和星座模擬不同的是本文從天體力學中計算春分點開始，逐步進行gps軌道及其星座模擬，這樣的設計方法對從事衛星導航的研究工作是有價值的；還對組合導航中誤差建模方法進行了研究，綜合運用隨機過程、概率統計、時序分析及系統辯識等方面的理論提出了一套適合組合導航卡爾曼濾波的誤差建模方法，並運用實際研究工作中的測量數據對該方法進行了驗證。

In order to start ins calculate in the navigation mode the initial parameters of the transformation matrix c _ ( b ) ~ ( n ) are needed. the determination of above parameters is called as an ins alignment. the alignment of strapdown system is similar to the local - level platform system

初始對準在捷聯慣導系統的研製與應用中是一個關鍵的問題，因為對於一個純慣性系統來講，其導航精度不可能優于對準誤差所限定的精度。

It showed that the research on inertial strapdown system with mdrlg and the experimental methods in this thesis is correct

測試結果表明了所做的各項研究與實現方法的正確性。

This paper was designed from the point of view of control to study sins initial alignment, hammer at to get a better strapdown system initial alignment method

本論文主要是從控制角度出發來研究捷聯慣導系統的初始對準問題，力求獲得高精度，高可靠性的初始對準方法。