慣性測量系統 的英文怎麼說
中文拼音 [guànxìngcèliángxìtǒng]
慣性測量系統
英文
inertial-surveying system- 慣 : Ⅰ動詞1 (習以為常 積久成性; 習慣) be used to; be in the habit of 2 (縱容; 放任) spoil; indulge...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 統 : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
- 慣性 : [力學] inertia; inertance; sluggishness; the force of inertia
- 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
- 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
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Accelerometer is the main inertia measurement device of inertia measure - ment and navigation system, it ’ s mainly used to measure the acceleration of carrier, and we can get the velocity and displacement of carrier from acceleration, so it ’ s wildly used in spaceflight, avigation, navigation and other fields, the capabilities of accelerometer are of the key function in the whole system
加速度計是慣性測量和導航系統的主要慣性元件之一,主要用於測量運載體的加速度值,而通過加速度又可以得到運載體的速度和位移,所以被廣泛應用於航天、航空和航海等領域,其性能的好壞在整個系統中起著關鍵性的作用。Two aspects of applications of the body dynamic constraint are analyzed as follows : 1 ) the inertial surveying and attitude reference system with incomplete inertial sensors
作為新的信息源,論文分析了載體動態約束的兩方面應用: 1 )非完整慣性傳感器慣性測量與姿態參考系統。Usually in the past inertial measurement systems gyros are used to sense angular velocity and accelerometer for linear acceleration
在以往的慣性測量系統中,常用陀螺測量角速度,而用線加速度計感受線加速度。2 ) the identification of the undetermined parameter in the inertial surveying and attitude reference system
2 )慣性測量與姿態參考系統中未知參數辨識。Practice for applying statistical quality assurance techniques to evaluate analytical measurement system performance
應用統計質量保證技術評估分析測量系統性能的慣例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A low cost - inertial - measurement - unit ( imu ) based integrated navigation system is already being the research tide in the navigation field
摘要基於低成本慣性測量單元的組合導航系統已經逐步成為導航領域的研究熱點和主要發展方向。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。For accelerometers can also sense angular velocity and bear large impulse with the character of low cost, so the inertial measurement systems based on accelerometers have good application value
由於線加速度計也可以感受角速度,且它的抗沖擊能力強、成本低,因此用它來組成無陀螺慣性測量系統具有一定的應用價值。Traditional inertial mechanized - platform uses velocities to damp the system attitude to improve the precision of attitude, when the system acceleration is small. referring to the idea, this paper designeda damp kalman filter in strap - down attitude heading reference system ( ahrs ). the new method makes use of 3 - d accelerometer ' s measurements to estimate the system attitude, which is measured to compensate attitude errors. because the acceleration affected the precision of fiher directly, the fuzzy adaptive system was presented. the fuzzy logic inputs are three accelerations and the output is to control the measurement noise covariance matrix. simulations and experimental results prove that the damp algorithm can damp most of schuler oscillation and foucauh oscillation, so that to assure the filter convergence and efficiently improve the precision of strap - down ahrs
在系統機動性不強的情況下,傳統的平臺內阻尼演算法將系統本身的速度信息通過阻尼網路加到系統中,達到提高姿態角精度的目的.將這種平臺內阻尼的思想引入到捷聯慣性航姿系統中,在系統加速度較小的情況下,利用加速度計的輸出估計系統姿態角,通過卡爾曼濾波的形式補償系統姿態誤差.由於加速度的大小直接影響濾波器精度,本文設計了模糊自適應卡爾曼濾波演算法,根據三軸加速度計的輸出調整內阻尼量測誤差方差陣,從而避免了濾波器的發散.模擬和實驗驗證,內阻尼演算法可明顯抑制舒勒周期振蕩和傅科周期振蕩,避免了系統姿態漂移,有效提高了捷聯慣性航姿系統的精度2. the time variant nonlinear model of the laser gyro inertial surveying and attitude reference system is changed and simplified to time invariant linear model of the error states using robust analysis method. these results make frequency analysis based on transfer function become possible which is important for dynamic system analysis
2 、採用魯棒分析方法,將激光陀螺慣性測量與姿態參考系統的時變非線性模型轉化為誤差狀態的近似線性定常模型,從而使基於傳遞函數的頻域分析成為可能,這對動態系統分析是至關重要的。Much work has been done in this paper : ( 1 ) have analyze the principle of fiber optic gyro ( fog ) and strap - down inertial system, and investigate the typical arithmetic of the attitude matrix. ( 2 ) have settled a set of platform to do experiment, have programmed the data logging and processing software, have done experiment to analyze the properties of applying the fog inertial system in the measurement
本文從該方法的原理、實驗設計和分析探討等方面詳細闡述了用捷聯式光纖陀螺慣性系統測量三維物體形變的新方法,提出了適用於工程測量的解算姿態矩陣方法,總結了減小測量誤差的幾個方面,根據工程實際對測量系統要求提出了改進意見,對實際的工程測量應用起到了積極的作用。Gyroscopes are indispensable in navigation, guidance, stabilization and collimation systems
陀螺是導航、制導、穩定、瞄準等系統中必不可少的慣性測量器件。The influence of data from the inertial measure unit ( imu ) to the precision of navigation computing is analyzed. the analysis is taken from two aspects, signal bandwidth curtailment and time delay
本文針對激光陀螺捷聯慣導系統的數據採集電路,從信號帶寬縮減和時間延遲兩個方面分析慣性測量數據對導航解算精度的影響情況。To solve the above problems existing in detection approach, a new way to detect the structure deformation based on strap down fiber optic gyro is presented in the paper
本文針對上述工程結構形變測量方法中存在的問題,提出了一種基於捷聯式光纖陀螺慣性測量系統的切實可行的連續測量方法。Based on gyro - free inertial navigation theory while revolve about mems accelerometer and dsp, this dissertation mainly focuses on the research of gyro - free inertial measurement unit for shell flight path measurement - the first step for guidance
本文以無陀螺慣性導航理論為基礎,以微機械加速度傳感器、高性能dsp處理器為核心,研製應用於某型炮彈的無陀螺慣性測量系統,該系統將用於炮彈飛行軌跡的測量,是實現炮彈制導的第一步。In the system of “ direct measurement ” of inertia brake, the braking torque is measured by the right torque sensor of inertia brake. in the thought of special construct of inertia brake, the work braking test data of inertia brake is analyzed, mathematic differential equation is founded, the variable situation of braking torque is analyzed through program calculation, some problem is discovered and suggestion is put forward to the application of test rigs and inertia brake
在慣性制動器的「直接測量」系統中,用慣性制動器右端的扭矩傳感器來測量制動力矩的,考慮到慣性制動器特有的結構,對慣性制動器工作制動試驗數據進行分析,建立了數學微分方程,通過編程計算分析了制動力矩的變化情況,發現了問題並對試驗臺和慣性制動器的應用提出了改進建議。Considering the advantages of mimu ( micro inertial measurement unit ), such as its low costs, small size, light weight, high integration and reliability, which can bear abominable climate environment and mechanical environment, this paper puts forward a new emulator model for measuring heave height and designs a mimu data collection system based on sins theory and mems ( micro electronic and micro mechanical ) inertial sensors technique
考慮到微慣性測量系統具有價格低廉、尺寸小、重量輕、集成度高、可靠性高、能承受惡劣的氣候環境和機械環境等優點,本文提出了一種基於捷聯慣導理論的艦體升沉高度測量演算法模擬模型,並設計了基於微機械慣性傳感器的數據採集系統。Micro inertial measurement system and its application
微型慣性測量系統及其應用Dc91 - 200 artillery topographic vehicle has equipped in car artillery topographic elemeat recently. it is a new equipment which can determine fix and direction making use of intertia measurement fix and direction making use of intertia measurement principle. the rehicle has many feature advantages : maneuver, rapidness, exactness and automatic fix. in order to put it into operation, the paper analyzes its working features and discusses its operate method in combat. on the basis of that author then gives us a more deeply and systematically research about the reasons of topographic discrepancy and elements which influence its operation efficiency. a series of comparation experiments are offered at the same time
Dc91 - 200型炮兵測地車是新近裝備於我軍炮兵測地分隊的利用慣性測量系統實施定位定向的測地新裝備。為充分發揮dc91 - 200型炮兵測地車快速、機動、準確定位定向的性能優勢,使其盡快形成戰鬥力,本文從分析該車的工作特性入手,探討了其在作戰中的使用方法,在此基礎上,就產生測地車測量誤差原因、影響作戰效率發揮的因素及提高措施等問題進行了深入地研究。分享友人