陀螺穩定性 的英文怎麼說
中文拼音 [tuóluówěndìngxìng]
陀螺穩定性
英文
gyro stability- 陀 : 名詞[書面語]1. (山岡) low hill; hillock2. (團狀物) lump
- 螺 : 1. [動物學] (軟體動物) spiral shell; snail; conch 2. (螺旋形的指紋) whorl (in fingerprint)
- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 陀螺 : [物理學] top; whipping top; gyroscope; scopperil
- 穩定性 : antiwhip
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
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This area of study is central to the technology of inertial navigation and gyroscopic stabilization.
這個研究領域是慣性導航和陀螺穩定器技術的核心。The rate gyro feedback provides positive dynamic stability and well-damped transient response to commands or disturbances.
速度陀螺反饋提供正向動力學穩定性和對于指令式擾動的很好阻尼的瞬時響應。The stability of bearing materials is of utmost importance to the stability of the gyro.
軸承材料的穩定性對陀螺儀的穩定性是極為重要的。In this paper, optic gyro is viewed as the object of investigation and several aspects is investigated as follows. two important indexes - bias instability and scale factor were measured and investigated, including bias, its repetitiveness, temperature sensitivity, random walk coefficient and scale factor, its nonlinearity, asymmetry, repetitiveness. we make use of the allan variance method to separate the noise factors which affect the performance of the optic gyro, such as the angle random walk, bias instability, rate random walk, rate ramp, quantization noise, markov noise and sinusoidal noise
本文以光學陀螺為研究對象,開展了以下幾方面的研究工作:本文對光學陀螺性能的兩個重要指標?標度因數和零偏穩定性進行了較為詳細的研究,其中包括陀螺的零偏b _ 0 、零偏重復性b _ r 、零偏溫度靈敏度b _ t 、隨機遊走系數rwc和標度因數k 、標度因數的非線性k _ n 、標度因數不對稱性k _ h 、標度因數重復性k _ r等等。To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed
利用集成a / d 、 d / a轉換器的新型晶元aduc824 ,實現了電流(電壓)采樣?數據處理?電流控制的閉環控制結構;地電位的抬升解決了a / d轉換器對負高壓迴路電流采樣時的輸入范圍匹配問題;控制信號反相的同時進行幅度壓縮,使得輸出調整電壓的解析度提高;根據常規的比例?積分?微分( pid )調節模型,針對陀螺系統的特性,給出了一種可以滿足系統要求、據采樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法;不同條件下系統穩流性能的對比、分析在論文最後給出,並據此找出了決定該系統穩流精度的關鍵因素,提出了系統的改進意見。The theoretical analysis shows that mz - ifog can be used to detect the rotation rate of moving objects. a systematic analysis of transfer characteristics of mz - ifog is made. performance - limiting factors, including the path - length difference, the disturbance of temperature fluctuation and stress from working environment, the quality of light source, are all discussed along with methods to reduce their effect on the output signal
本文用系統的方法分析了mz型干涉式光纖陀螺儀的光傳輸特徵,指出了其較大的非互易性因素-臂長差的存在,分析了工作環境因素(溫度,應力) 、光源質量(輸出光束中心波長、光功率波動及偏振態波動)對系統工作性能的影響,並指出了減少系統非互易因素、抑制噪聲、提高檢測穩定性的措施。But the most common noise is angle random walk, bias instability, rate random walk, rate ramp and quantization noise. in this paper, the random error model including the most common five noise as above
對常見的五種噪聲因素包括角度隨機遊走、零偏穩定性、速率隨機遊走、速率斜坡和量化噪聲建立了陀螺隨機誤差模型。The experiments indicate that the new mdrlg has high precision and the phase - demodulation and frequency stabilizing circuits work fine and stably
測試結果表明新研製的機抖陀螺有較高的精度,鑒相解調正確,穩頻電路性能較好、工作穩定。This system can be used to test the optical output power of sld automatically. firstly, the principle and characteristic of sld have been analyzed. the effect of sld ' s stability on ifog and the theory of thermoelectric cooler ( tec ) have also been discussed in this paper
首先,本文分析了sld光源的原理和特性,並且介紹了驅動電流的波動和溫度的變化對sld光源的影響,分析了光源的穩定性對光纖陀螺性能的影響和光源內部控溫器件半導體製冷器的工作原理。Because mz interferometric optical fiber gyroscope has bigger nonreciprocal phase, the system thermal stability, polarization noise and the error caused by the fluctuation of light source is particular analysed, some effective methods is proposed such as : using the " quasi - white - light " interferometry and the fiber polish technology accurately to control the fiber length, using depolarization light to minish the polarization error, and using temperature control, optical power control and depolarizer to stabilize the output of the light source
結合mz干涉式光纖陀螺的存在較大非互易相移的特點,著重從其溫度穩定性、偏振噪聲以及光源波動引起的誤差三個方面分析了抑制噪聲、提高檢測精度的方法,提出了:採用「準白光」干涉測量法結合光纖研磨技術精確控制光纖長度差的辦法;採用非偏振光源抑制偏振噪聲的方法;採用溫度控制、功率控制以及消偏器實現穩定化陀螺光源的方法。Some advice on system improving is given. shown by experiments, the current control system based on aduc824 is simple and has good performance on different conditions. long - term current stability can reach 1x 10 - 4, which can fulfil the need of new high precision laser gyro
實驗結果表明,由aduc824構成的穩流系統具有結構簡單,電流穩定度高,溫度性能好等特點,電流長期穩定度達到1 10 ~ ( - 4 ) ,基本滿足了高精度激光陀螺的穩流需要。The experiment result shows that the current control system based on analog component has many strong points, such as simple structure, short stability time, high current stability, good temperature performance, and wide input voltage range etc. long - term instability of single - arm current is less than 1 10 - 3, and subtraction instability of two - arm current is less than 2. 2 10 - 5, which satisfies the request of high precision current control power supply for north - finder based on rlg
實驗結果表明,由模擬器件構成的穩流系統具有結構簡單、瞬間即可穩住電流、電流穩定度高、溫度性能好、輸入電壓范圍寬等特點,單臂電流長期穩定度優於1 10 - 3 ,兩臂電流差值穩定度達到2 . 2 10 - 5 ,基本滿足了激光陀螺尋北儀中穩流電源的要求。This platform system adopts azimuth - pitching mould to realize the stabilization of antenna, by using qrs ( horizon hzi - 90 - 100a ) to form closed loop control mould. this system has been developed many experiments, the result has been proved to be better and better
該兩坐標動中通系統採用方位、俯仰兩軸天線穩定,由石英音叉陀螺儀( horizonhzi - 90 - 100a )構成閉環控制,並通過一定的控制方式使天線的指向在慣性空間保持不變。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。Therefore it is deserved to development and widely used in many field. the peripheral control circuit is one important part of ring laser gyro. and its life, control characteristic, signal stability and relative error are one important factor which affect life and precision of mdrlg.
激光陀螺控制電路作為激光陀螺的重要組成部分,其壽命、控制特性以及信號的穩定性和相對誤差是影響激光陀螺壽命和精度的一個重要因素。A stabilization experiment is completed on a one degree - of - freedom rotational bed with fiber optical gyroscope ( fog ) feedback
建立了一套單軸慣性穩定轉臺系統,使用光纖陀螺測速反饋的方式進行了轉臺的穩定實驗。This paper will mainly focus on how the fluctuation of the environment temperature impacts the stability of optical source, and on the fluctuation of the ifog ' s output due to it
本文主要研究外界環境溫度的變化對光源穩定性的影響,及由此導致的光纖陀螺輸出的變化。Laser gyro inertial navigation system in land vechicle required some character such as high precision and high stability and credibility and light weight. so nicer dynamic characteristics becomes main important requirement of the system
車載激光陀螺儀慣性定向系統要求具有高精密、高穩定性、高可靠性、輕量化等特性,因此良好的系統動態性能成為系統的重要的性能指標。The principle of piezoelectric gyro is introduced in detail and a series of performance examination experiment about cs61a - 3 piezoelectric gyro are finished. it is helpful for the applications of this kind of new gyro. the circuit and the software design is introduced also
同時對採用的穩定元件壓電速率陀螺的原理作了詳細的介紹,並針對cs61a - 3型壓電陀螺作了一系列的性能測試,對這種新型陀螺進行了有益的嘗試。To conquer the influences including the carrier locomotion and the other factors impacted to moep, the system of stabilized platform is made up by using gyroscope to measure the angular velocity relative to inertia space
為有效克服載體運動以及其它環境因素對光電穩定平臺帶來的影響,一般使用陀螺儀實現光電穩定平臺相對于慣性空間的角速度測量,從而構成陀螺平臺穩定系統。分享友人