速度計程儀 的英文怎麼說
中文拼音 [sùdùjìchéngyí]
速度計程儀
英文
speed log- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 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...
- 程 : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
- 儀 : 名詞1 (人的外表) appearance; bearing 2 (禮節; 儀式) ceremony; rite 3 (禮物)present; gift 4 ...
- 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
-
And the deficiencies are pointed out in present researches, such as highway capacity, level - of - service, influence factor of road alignments, etc. from these, it has confirmed that the thesis should be studied from rational analysis, quantitative analysis of level - of - service, impact on capacity of road alignments, setting - up simulation model, etc. the high - accuracy gps dynamic data acquisition appearance is proposed to be used for the first time to carry on the experiment of overtaking on two - lane highways, and experiment scheme is designed according to the driver ' s perceive to judge each overtaking course. based on the experiment data, it can get two important parameters of acceptant gap ? the critical gap of overtakable time headway and returnable time headway through data processing, which can offer the strong support to the research of two - lane highway capacity with qualitative and quantitative analysis. besides, the experiment methods is provided to observe overtaking ratio and to measure the
研究中首次提出了運用高精度gps動態數據採集儀對雙車道公路上的超車行為進行觀測,設計了根據駕駛員感受度來衡量超車過程的實驗方案,並通過後期數據處理得到了超車過程中兩個重要的可接受間隙參數-可超車車頭時距和可回車車頭時距的臨界間隙值,為定性和定量分析雙車道公路通行能力提供有力的數據支持;同時,還提出了觀測超車率的實驗方法以及測量加速度干擾的實驗方案,統一了計算加速度干擾的時間統計間隔,為雙車道公路的服務水平量化研究奠定基礎;最後還簡單介紹了駕駛員問卷調查法和模擬程序中模型參數標定和驗證的數據採集方法。This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。In the base of rigid body kinematics, the equations of attitude computation was developed via the imu sensor ’ s output, and a new method of the integrated attitude determination using gyroscope ’ s dynamic output and accelerometer ’ s static output was presented
基於剛體運動學,本文給出了由慣性測量單元的輸出所確定的氣浮臺姿態解算方程,並提出了利用陀螺儀的動態輸出與加速度計的靜態輸出進行組合的姿態確定方法。A simulation study of velocity precision for the temporal correlation log
時間相關計程儀測速精度的模擬研究The main working procedure of the fiber - optic sensor is : the sensing element detects the acceleration signal, this signal modulates the phase of the wave, and the phase change is corresponding to the acceleration signal
該光纖加速度計的工作過程為:敏感元件感受外界的加速度信號,並把它轉化成馬赫-增德爾干涉儀測量臂的拉伸或壓縮,從而引起測量臂中的光波相位變化,相位變化量即代表被測加速度值。General specifications for speed sensor of naval ships
艦船用電磁計程儀速度傳感器規范High accuracy and deep range are the goal of doppler log researching
更高的測速精度和更深的工作深度成為了多普勒計程儀發展的趨勢。Speed - precision measurement for high - accuracy logbased on gps attitude determination system
姿態測量系統在高精度計程儀速度標定中的應用The article also includes the work as follows : 1. finished designing the hardware collective circuit and its controlling program, and using the dissynchronous fifo technique and independent clock circuit to solve the problem of high - accuracy regular - frequency sampling and the match system speed
論文還完成了以下工作: 1設計現場診斷儀的硬體採集電路及相應控製程序。應用異步fifo技術和獨立時鐘電路,解決了高精度定頻率采樣以及系統速度匹配問題。In pool trial, the author compare the real - time results with the post processing results, which enhance the precision of velocity measurement. and we process the trial data using statistics methods, achieving that velocity measurement error is normal distribution
在多普勒計程儀水池試驗部分,對實驗數據進行了後置處理,提高了測速精度,並對數據進行了統計處理,得出測速誤差呈正態分佈的結論。Doppler log has accurate velocity information and can measure the ship ' s velocity relative to the sea bed
多普勒計程儀具有測速精度高,並能夠測得相對于海底的速度的特點。The thesis emphasis the way and arithmetic of the key equipment of walking reheating furnace : loader machine, unloader machine, walking system, series transfer roll, control system of burning and tracking of steel billet, . make use of the system, we can carry out the function of transferring measuring and weighting, detecting, loading and unloading tracking the steel billet, we can control process of burning and exchange data each other to track the steel billet and manage the process over all of product line. goals of reheating furnace ' s producing process such as high yield, low consuming and pollution, automatic operating mode are achieved
本文著重研究了步進式加熱爐關鍵設備如:裝鋼機、出鋼機、步進梁、爐前爐后輥道、燃燒控制、板坯物流跟蹤等控制對象的具體控制軟體流程、速度控制曲線、行程計算等具體控制策略和演算法,完成了攀鋼1450熱軋加熱爐基礎自動化系統( l1 )和熱工儀表的一級控制,實現板坯輸送、測量、裝出料、物流跟蹤、加熱爐燃燒控制以及板坯庫的數據信息交換,通過plc和二級計算機系統進行順序、定時、聯鎖與邏輯控制,實現了操作自動化與物料系統的全線跟蹤管理。The acceleration time process of road surface plainness is got by using two integral calculus of the acceleration time process which is measured by five - wheel equipments. this data is worked as the input of the road surface for theoretical calculation. the result of experiments mostly fits that of calculation, and then the multiple - acceleration power spectrum distribution of the artillery and tractor are acquired
在瀝青路面、破損鋪磚路和砂石路面上以不同速度進行了平穩隨機激勵牽引試驗,用五輪儀測量得到的加速度時間歷程進行兩次積分的方法得到路面不平度的時間歷程做為路面輸入進行對應的理論計算,試驗結果和計算結果基本相符,得到了火炮和牽引車多個加速度功率譜分佈。Measuring velocity precision is very important. in this thesis, the author researches on the location precision of doppler velocity log and compass, the precision of velocity precision of doppler velocity log
本論文就是針對這兩方面而做的,主要圍繞著輔助導航系統的定位精度和如何減小多普勒計程儀的測速誤差進行的。Unmanned underwater vehicle is a useful vehicle, which must be a high accurate and reliable navigation system. doppler velocity log and compass are the assistant navigation system of uuv. researching on their location precision is very necessary
多普勒和羅經輔助導航系統作為戰時的備用系統,研究其導航定位的精度是不可缺少的,而作為組合導航系統和輔助導航系統組成部分的多普勒計程儀,其測速精度就異常重要。This paper have discussed in detail the automtibile that becomes by pic single flat organization travel the basically working principle of recorder systematic overall design, the interface design of memory and single flat machine, the interface design of the single flat machine and clock of real time, speed sensor design and the small - sized switch design of power source, systematic hardware and software realization method, as well as software process and data form the design of the user interface stipulated
本文詳細論述了由pic單片機構成的汽車行駛記錄儀系統的整體設計、單片機與存儲器的介面設計、單片機與實時時鐘的介面設計、速度傳感器設計、小型開關電源設計的基本工作原理,系統硬體及軟體實現方法,以及軟體流程、數據格式約定和用戶界面的設計。The paper consists of following parts : the rule of soil seepage, the measuring principle and working process of soil seepage rate instrument, the hardware analysis and software design of soil seepage rate instrument, the design of serial communication system and computer managing interface of soil seepage rate instrument
內容包括土壤滲吸規律的介紹,土壤滲吸速度測試儀的測量原理和工作過程,土壤滲吸速度測試儀的硬體設計和軟體設計,土壤滲吸速度測試儀的串列通信系統設計和微機管理界面的設計。As an important part of the module bs - 300 biochemistry analyzer, the manipulator is the key that makes it as an automatic machine, the most important thing which should do is to advance the performance especially in life - span, precision and reliability <, the new device is used in the design, which supports the performance of debugging inline ; during the time that the software is designed, the modularize mode is adopted
在電路的設計上,採用了新型的在線可編程器件,使得設計和調試簡單可靠;在軟體的設計中,實現模塊化設計,條理清晰。鑒于醫療儀器的特殊要求,在確保可靠性的前提下,對子系統的精度、速度以及噪聲問題,提出切實可行的解決方法,並且在設計過程中加以改善和提高。And the controlling method of pi makes the temperature control quick and stable. at the same time, the paper completes the mutual communication between temperature control equipment and computer by way of serial interface and usb interface, so as to realize the remote control of computer to the temperature control equipment. finally, the performance test of the semi - conductor temperature control equipment researched in this paper is carried out, and the results show that the precision of the temperature of the controller of semi - conductor can reach to 0. 2, and the degree of temperature stablization is less than 0. 05
整個系統採用閉環控制結構,使系統的抗干擾能力大大增強;為半導體製冷器量身定做的驅動電路,可以方便的調節通過tec電流的大小和方向,使tec加熱製冷靈活迅速的特點得到充分發揮;使用比例積分( pi )的控制方法使得溫度控制快速穩定;同時,本文還實現了溫控儀與上位機通過串列口和usb口兩種方式的通訊,實現了上位機對溫控儀的遠程控制;最後,對所研製的半導體溫度控制儀進行了性能測試,測試結果表明,半導體溫度控制儀溫控精度達到0 . 2 ,溫度穩定度小於0 . 05 ,滿足了系統設計的要求。According to the structure characteristics and motion rules of the new type nursing robot, the close loop control system of this new type nursing robot is designed and made with the virtual instrument developing software labwindows / cvi, mcu, piezoelectric ultrasonic motor and high precision optical incremental encoder, which can make the robot reset and rotate by the predefined tracks. at the same time, in order to make the nursing robots used more widely where intensity, precision and price are not high, another control system is designed with the step motor, virtual instrument developing software labwindows / cvi, multi - function daq card pci1711, linear power amplifier. in order to use the nursing robots in acupuncture therapy, a simple finger is designed
在對其結構特點和運動規律分析的基礎上,本文以虛擬儀器編程語言labwindows / cvi為軟體開發工具,以單片機為控制核心,以超聲電機為驅動元件,以高精度光電編碼器作為速度和角位移檢測裝置,實現了機械臂的復位以及預定軌跡的閉環控制系統的開發;同時為適應一些強度不大、精度要求不高的應用場合,也為降低成本,簡化控制裝置,推動新型護理機械臂短期內應用推廣的需要,以目前應用較為廣泛、控制技術較為成熟的步進電機為驅動元件,用labwindows / cvi開發環境、 pci1711數據採集卡以及線性功率放大器開發了一套控制系統,實現了手臂的復位、勻速運動以及預定軌跡的控制系統;為推廣護理機器人在針灸理療中應用,設計了簡單的手指機構並利用labwindows / cvi開發環境,以及智能材料驅動器? ?層疊式壓電驅動器,進行了手指的抓取以及對驅動對象的轉動控制。分享友人