線路跟蹤 的英文怎麼說

中文拼音 [xiàngēnzōng]
線路跟蹤 英文
line trace
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • : Ⅰ名詞(腳的後部或鞋襪 的後部) heel Ⅱ動詞1 (在後面緊接著行動) follow 2 (指嫁給某人) be marrie...
  • : 名詞(腳印; 蹤跡) footprint; track; trace; trail
  • 線路 : 1. [電學] circuit; line 2. [交通運輸] line; route
  • 跟蹤 : follow the tracks of; tail after; following; follow up tracing; track; tracking; trail; lock on; ...
  1. Methodology for absolute measurement is proposed by using an outside installation mechanism in laser tracking measurement system, which has an important reference value in practicality in high accuracy assembly and inspection of large - scale mechanical field. spherical tracking servo mechanism " s model described in this paper not only is a new thought but also have much reference value in the mechanical design and other industrial machines design

    本文提出的外置式激光測距系統應用於無導軌曲測量的設計方法在大型機械現場組裝與安裝中具有較高的參考價值和實用價值,提出的球形伺服機構的設計思想,不僅簡化了伺服機構,對伺服機構的設計提供了新思,而且對機器人設計及其他工業領域機構設計都具有一定的參考價值。
  2. In this thesis, firstly, we put forward a new algorithm of the synchronization of carrier reference phase, that is to use the curve synthesizing with the general digital carrier phase looper to have an estimation on carrier frequency within 10 ms so as to meet the need of meteor burst communication. we have done some simulations to get the performance of carrier frequency estimation using two modulation modes ( 16qam and 4 - qpsk ), and had some test on the carrier phase looper in conditions when using different baud rate transmission and when the baud tuning have windage

    我們對兩種正交調制方式( 16qam和4 - qpsk )進行了模擬工作並給出了模擬結果,同時討論了碼元同步定時誤差對鎖相環工作的影響並根據流星通信中使用變速率傳輸時鎖相環的載波同步性能進行了測試;然後在基於軟體無電思想的數字處理平臺(該數字處理平臺實現了中頻數字化)上用dsp軟體完成了載波的相位
  3. The text uses the method of ray tracing that is based on improved traditional mirror image principle of the radio wave forecast and two ray propagation model, which can be used in any complex propagation environment and found any propagation path from the sending set to receiving machine without redundancy computer

    本文是基於無電波預測中傳統的鏡像原理與雙射傳播模型的結合而提出的改進了的射演算法,它能用於任何復雜的傳播環境中,能找到從發射機到接收機之間的所有傳播徑而無須冗餘的計算。
  4. In verifying of relay protection sensitivities, a network portioning method combining with graphic interface is proposed. it can online track the varieties of network, accordingly it can satisfy real - time and emulation analysis of topological configuration. with the real - time network configuration and nodal admittance matrix analyzed, the short - circuit calculation is carried out ; by means of an expert system, the verification of protection sensitivities has been achieved

    在網拓撲在快速基礎上,進行實時結分析並形成導納矩陣,同時將短計算的理論運用於在,將獲得的在計算的結果同專家系統相結合進行保護靈敏度的在校驗,最後通過友好的人機交互界面提供整個城市電網全部投運保護裝置的保護靈敏度狀況。
  5. Follow - up analysis on additional cover pavement repair for cement concrete pavement of meinan - fengshun section of national highway no. g

    206梅南至豐順段水泥混凝土面加鋪修復分析
  6. This paper, based on normalizing well logging data while drilling and correcting depth into true vertical depth and calculating reservoir parameters and etc, combining the practical ease of mobei oilfield, extracted logging and geological pattern characteristic of target oil - gas formation and geosteering mark formation, and used bp neural network and regressive analysis to create predicting mode of geosteering parameter to build relevant contrast curve ; adopted geometry geosteering method to fix on die drilling direction of bit upper and declination, the position in reservoir, to judge the real drilling case. all finely solved the problem to follow the geological target while drilling for three horizontal well these methods improve the drilling horizontal well ability by using the techniques to follow the geological target while drilling, and then it is convenient and practicable

    本文在開展隨鉆測井資料的標準化和斜井校正及儲層參數解釋與含流體性質判釋等工作的基礎上,結合研究工區莫北油田的實際情況,提取了目標油(氣)層和導向標志層的測井地質模式特徵,並採用bp神經網法和回歸分析法建立了地質導向參數的預測模型、構造了相應的對比曲;採用幾何導向法確定鉆頭上下傾鉆進方向及其在目標層的位置,以判斷實際鉆進地層情況,很好地解決了研究工區三口水平井的隨鉆地質目標的問題。
  7. It not only solves the problem of optimized control of the reactive current exchanging among branches, in other words, realizes the auto - tracking to the reactance factor, but also greatly improved the reliability of the system. to design the high voltage line wireless signal acquisition device with self - feed source, we applied electromagnet induction principle and digital communication technique

    系統在優化控制技術中採用了電容器補償控制的兩段控制模型,不僅解決了分支之問穿越無功電流的最優控制問題,實現了功率因數的自動,而且使整個系統的可靠性大大提高。
  8. In order to utilize the frquency resource adequately and increase the capacity of mobile communication system, the wireless electric wave propagation of existing mobile system always adopts the microcell structure. forecasting the path loss characteristic of electric wave accurately can provide the necessary condition for the layout and design of wireless network, at the same time it is a precondition for the research on the microcell mobile system. the methods of forecasting of wireless electric wave propagation can divide into two parts : one is pluse and respond, that is establish the empirical model based on experimental and statistical data ; the other is ray tracing method, that is establish the deterministic model based on theoretical analyse. the paper discuss the characteristic of wireless signal electric wave transmition in symmetrical atmosphere of earth, and introduce the common path loss transmition model in land mobile communication system, also point out the localization of these models based on experiential methods

    而精確預測無電波傳播徑損耗特性,則為合理的微蜂窩無規劃、設計提供了必要條件,同時也是研究微蜂窩移動通信系統性能的前提。無電波傳播預測的方法分為兩類:一是用沖激響應法,即根據實驗、統計所得數據建立經驗性傳播預測模型;另一種是用射方法,即依據理論分析來建立確定性的傳播預測模型。本文首先討論了在地球表面均勻大氣中的無電波傳播的基本特性,介紹了陸地移動通信系統中常用的幾種電波傳播徑損耗經驗性預測模型,並指出了這些經驗性傳播模型對于微蜂窩小區無電波傳播特性研究的局限性。
  9. In two axis system, a circle interpolator is designed, and a new method based on ga - neural networks is proposed to adjust pid parameters online to reduce the tracking error. then, an integrated controller based on rbf neural network ( rbfnn ) is designed to reduce the contouring error of the two axis. experimental results show that the proposed integrated controller significantly improved accuracy in both tracking and contouring

    對于雙軸系統設計了一個軌跡為圓的插補器,採用基於遺傳演算法?神經網的在pid參數調整演算法,減小了系統的誤差,並分析雙軸之間的輪廓誤差,設計出基於rbf神經網的綜合控制器,經過模擬實驗證明,本文採用的綜合控制器能有效地減小系統的誤差和輪廓誤差,提高系統的控制精度。
  10. And so on, the mathematical model and transfer function of the tracking system are built, and the feasibility of the tracking control system design is demonstrated. furthermore, the static error of the system with a unit incline input is deduced. a majority of model of unit is based on analytics, so the general model can apply to other optical intersatellite communications systems

    在此基礎上,將atp控制子系統視為性定常系統,通過解析法和實驗法對子系統的各個控制環節的單元器件進行合理建模,得出整個環總的開環及閉環傳遞函數,論證了本課題所設計的atp控制環的可行性及其視軸輸入為斜坡信號時的理論穩態誤差。
  11. The software for pc developed by visual c + + proves to be effective and friendly to operators, which can realize many functions such as process display, list - display of operation parameters, alarming, history querying, automatic creation of worksheet, and trend monitor, etc. the software for plc programmed by step 7, which can successfully detects signals and controls the loops

    Pc軟體由visualc + +開發,具有強大的功能和友好的用戶界面,實現了運行參數流程與列表顯示、報警提示、歷史查詢、工作匯總報表、參數曲等功能。 plc軟體由step7軟體包開發,完成了plc系統的數據採集、控制迴的運行等功能。
  12. Pile ng examination of the system based on the latest promulgated by the ministry of public security, " motor vehicle drivers license application and management " ( decree 71 ), the two examination subjects ( zhuangkao ), computer images using real - time detection technology and electronic infrared optical interface detection technology, i combine the companies creating two - dimensional moving object identification and tracking software through acquisition of vehicles running state examination pile pole, the signal line, after computer processing, analysis and judgment, the actual realization of the computer monitor screen on the basis of the examination process real - time simulation, tracking examination candidates track and record car line, is set admission, examination results published combines the real modernization zhuangkao tools

    本系統依據公安部最新頒布的《機動車駕駛證申領及管理規定》 ( 71號令)中有關科目二考試(樁考)的規定,採用微機圖象實時檢測處理技術及電子紅外光界面檢測技術,結合我公司獨創的二維移動物體識別軟體,通過採集考試車輛運行狀態、樁桿、庫等信號,經過微機處理、分析判斷,真正實現了在微機監視屏上根據考試過程實時模擬、考生考車軌跡並記錄,是集錄取、考試、發表成績為一體的真正的現代化樁考工具。
  13. Based on the study production of pavement performance interior and overseas, using the observed data of pavement condition, the paper analyzes the pavement performance of city hengshui, induces the disintegration curve and disintegration equation, and then forecasts to the pavement performance with the maintenance measure

    在綜合國內外面使用性能的研究成果的基礎上,本文結合衡水市長期及觀測的高等級公況調查資料對衡水市面使用性能進行分析,得出衡水市高等級公面使用性能的衰變曲和衰變方程,進而結合採取的養護對策對面使用性能進行預測。
  14. It can be used in any complex environment, can locate all paths from transmitter to receiver which avoid redundant calculation, and it is a standard 3 - d forecast model ; in addition, it is a point to point ray tracing method based on specular theory which do n ' t carry out the receive test ; furthermore the model adopt the reverse arithmetic which exert the tree concept in data frame and establish a virtual fountain tree permanently, the proagmme can back - search the virtual fountain tree when it is running. these operation increase the calculate speed and it result in the higher receive efficiency and precision. the thesis design a programme to compare the prediction results based on ray tracing method of virtual fountain tree between the measurement results and prediction results based on the other transmittion models. the comparsion result indicate the new model is a better model

    它可應用於任何復雜的傳播環境中,能找到發射機到接收機之間的所有電波傳播徑而無須冗餘的計算,是一種準三維的預測模型;另外,從本質上講,它仍然是一種基於鏡像理論的點對點的射法,所以它無須進行接收測試;而且由於採用了反向演算法,運用數據結構中多叉樹的概念,先確定需要計算的場點位置,找出所有能從源點到達場點的射,並且可一次性建立一個虛擬源樹,以後每次的計算只要通過對該樹進行後序遍歷即可,大大提高了運算速度,因而有較高的接收效率與精度。本文對該模型進行了相應的模擬,並將其預測結果與實測結果以及基於cost231經驗性模型和基於強力射確定性模型的預測結果進行了比較,結果表明了該模型的優越性。
  15. According to the gjb 2077 - 94 and the requirement of automatic radio of haige communication co., a new way of bit synchronization is put forward. this article discusses the design of 8 - fsk modulating and demodulating, signal detection, and fec encoding, based on the technique of bit synchronization. ale module is optimized and mended in its application, because it is a module of automatic radio of the company

    本文根據gjb2077 - 94短波自適應通信系統自動建立規程和海格通信公司短波自適應電臺對ale模塊的具體需求,採用了一種新的位同步方法:能量法,並在此基礎上提出了8fsk調制解調,信號檢測,前向糾錯編碼的具體實現方法。
  16. This dissertation presented two new methods of robust adaptive track control for a class of mimo strong nonlinear system with external disturbance. one method makes use of taylor approximation principle to linearize the mimo strong nonlinear system at the ideal equilibrium point, meanwhile external disturbance is considered, and then designs two on - line neural network controller respectively, which can dynamically compensate the high order items of taylor series and the control signals at ideal equilibrium point under the drive of state error between linear and nonlinear system. a linear feedback controller obtained by pole assignment and two on - line neural network act on the practical mimo high nonlinear system together, guaranteeing the whole system robust stable and tracking the specified signal ; the other method designs three on - line neural networks for this class of system

    本文對於一類含有外部擾動的多輸入多輸出( mimo )強非性系統,提出了兩種新的魯棒自適應控制方法,第一種利用了taylor近似的原理,在考慮了外部擾動的情況下,將mimo強非性系統在理想平衡點處性化,分別設計了兩個在神經網控制器,在性和非性系統之間的狀態誤差驅動下動態補償系統的taylor近似高階項及理想平衡點處的控制信號,滿足極點配置方法的性反饋控制器和兩個在神經網聯合作用於實際的被控mimo強非性系統,在保證整個系統魯棒穩定性的情況下,能夠給定的指令信號;另一種方法是針對這類系統設計了3個在神經網,分別實時抵消這類非性系統中的非性部分、與控制量耦合的非性項以及外部擾動,使得受控系統的輸出可以完全給定輸入參考信號。
  17. The basic operation principle of phase - locked frequency synthesizer and the type of circuits are expatiated systematicly in this paper. the principle of operation on sampling phase detector and some characteristics including the linear tracking and phase noise in phase loop circuits are analyzed deeply. the research is emphased on the theory and design method of circuits in the sampling phase - locked frequency synthesizer. then, the expansion capturing circuit is analyzed and designed for better performance of capturing loop circuits. at last, the loop filter is also analyzed and contrived taking account of effection of additional phase shift by the sampling - holder. the general research on the theory and technology of sampling phase lock in the paper will make a basement for the development of new product

    本文系統的闡述了鎖相頻率合成器的基本工作原理及電類型;較深入地分析了取樣鑒相工作原理及電、鎖相環特性和相位噪聲特性;重點對取樣鎖相頻率合成器電理論和設計方法進行了研究;為了改善環的捕獲性能,對擴捕電進行了分析和設計,並用wewb32軟體對電進行了模擬;考慮到取樣保持器的附加相移影響,對環濾波器進行了分析和設計。
  18. Based on chinese tracking and data relay satellite ( ctdrs ) in the future, the antenna pointing control and complex control theory of user satellite are studied deeply in this dissertation, which is funded by the improve item of dept. of astronautic engineering and mechanics ? “ the teaching demonstration of antenna pointing control system in tdrss ”. the main contents of this dissertation are consisted of the following parts : firstly, dynamics equation is derived using lagrange equation for user satellite, so as the kinetics equations of user satellite at the same time are expressed in the form with matrix differential equations that is suitable for attitude control system design and analysis

    本學位論文結合航空宇航科學與技術學科研究生教學基地實驗室建設項目「中繼系統星間鏈指向控制系統教學與演示實驗」 ,以我國與數據中繼衛星系統為背景,對某型號用戶星星間鏈指向控制和復合控制理論進行深入的研究,研究內容主要包括以下幾個方面: 1 .利用lagrange方程建立了用戶星的動力學方程,同時推導了運動學方程,並將這組動力學方程以矩陣微分方程形式表示,使之適用於姿態控制系統的設計和分析。
  19. Abstract : in this paper a new adaptive neural network controller is presented for a class of continuous - time nonlinear time delay systems subject to modeling uncertainty. the neural network model requires a priori knowledge about plant dynamics to provide prediction models for time delay systems. an adaptive controller based on neural networks was developed to produce the desired tracking performance in uncertain conditions. stability of the closed - loop system is proved by the lyapunov method. the effectiveness of the proposed scheme was demonstrated through its application to the control of a continuous stirred tank reactor

    文摘:針對模型不確定性的連續時間時滯系統,提出了一種新的神經網自適應控制.系統的辨識模型是由神經網和系統的已知信息組合構成,在此基礎上,建立時滯系統的預測模型.基於神經網預測模型的自適應控制器能夠實現期望軌,理論上證明了閉環系統的穩定性.連續攪拌釜式反應器模擬結果表明了該控制方案的有效性
  20. Secondly, for two classes of unknown nonlinear time - delay systems, two robust memoryless adaptive nn control design approach are proposed. unknown time - delay functions are approximated by nns

    第二,針對兩類未知非性時滯系統,提出了兩種魯棒無記憶自適應神經網控制方案。
分享友人