車道系數 的英文怎麼說
中文拼音 [jūdàoxìshǔ]
車道系數
英文
coefficient of lanes- 車 : 車名詞1. (中國象棋棋子的一種) chariot, one of the pieces in chinese chess2. (國際象棋棋子的一種) castle; rook
- 道 : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 數 : 數副詞(屢次) frequently; repeatedly
- 車道 : (traffic) lane
- 系數 : [數學] coefficient; ratio; modulus; quotient; factor
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This section essence shrinks the proportion is 1 : 43 simulation model vehicle the east wind - 11 short distance trajectory guided missile truck which develops voluntarily by our country, may mobile launch carries the system is a prototype, the chassis and the missile are the alloy manufacture, the missile may take out from the discharger or revolves along with the discharger to each angle, all vehicle doors may open, the rubber tire may rotate, the zero number of articles approaches 200
此款精縮比例為1 : 43的模擬模型車以我國自行發展、可機動發射的東風- 11短程彈道導彈車載系統為原型,車體及導彈為合金製造,導彈可以從發射架上取出或隨發射架旋轉至各個角度,所有車門均可打開,橡膠輪胎可以轉動,零件數接近200個。Aiming at the present design fashion of domestic bigger tunnel, simulating a bigger tunnel with catholic characteristic, confirming the parameters of traffic inducement and controlling ( tunnel length, traffic, the selection and location of detection equipments, amount of roadway indicative lamp, etc ) on the base of the analog tunnel, discussing the controlling and revulsive mode of tunnel. briefly discussing the constitution of tunnel surveillance and controlling system and the executive means of traffic controlling and inducement subsystem and network structure of tunnel controlling system. finally discussing the conformation of emulational tunnel ' s database and detailed executive program by programming the computer emulation of controlling induce subsystem
論文圍繞「交通誘導與控制」這一中心展開,探討長大隧道交通誘導與控制設備及其控制誘導方式;結合國內外對交通流模型研究的成果,提出一套適合長大隧道交通流特點的交通流模型;並針對目前國內長大隧道的普遍設計方式,模擬一個帶有普遍性特徵的長大隧道,確定了關于交通誘導與控制方面的參數(隧道長度、交通量、檢測設備的選取和位置、車道指示燈的數目等) ;以此模擬隧道為基礎,進一步探討隧道的具體控制與誘導方式;簡要探討隧道監控系統的構成、交通控制與誘導子系統的實現方式,隧道控制系統的網路架構;最後通過編程實現控制與誘導子系統的計算機模擬,討論關于模擬隧道數據庫的構建,具體編程實現等。When the electric interlocking apparatus at station do not work, we can exactly and promptly obtain, the states of switch in route, display in notebook computer by white strip light plainly, and thus increase the safety coefficient enormously and train working efficiency
系統自成體系,當車站電氣集中設備停用后,使用該系統能夠及時、準確地反映進路上的道岔狀態,並將所排進路以白光帶的形式直觀地在筆記本電腦上顯示出來,大大提高了非正常情況下接發列車作業的安全系數和作業效率。The application of the software hardware advanced techniques, such as an algorithm for continuously outputting high - rate gps position data, voice data trucking system ( vdt ), a new gps ( avl ) system framework, an up - to - date mutual communication method and so on, enlarges the system capacity and the covering area, realizes the voice data transmitting in the present mobile communication channel, meets the need of kinetic positioning. in a word, it enhances the capability of management and decision
系統中gps定位數據的高速率連續輸出演算法、話音數據集群( vdt ) 、新的gps車輛系統結構和全新的通信交互手段等先進技術的採用,人人提高了系統的容量和覆蓋面積,實現了在現有移動通信通道上數話兼容、高動態定位的需求,使科學管理和決策水平得到很大提高。At the beginning of the paper, a literature review on the domestic and abroad researches of container terminal logistics system is provided introducing some computer simulating model technology apply case on container terminal logistics system on the domestic and abroad ; secondly this article introduce the element and characteristics of container terminal operation system, specially operation flow, controlling principle ( including gate testing principle, ship controlling principle, quay operating principle, yard i / o operating principle, yard running system ), followed by quality evaluating index and empiristic formulas of container terminal. at last, the paper introduces the basic components, layout, loading and unloading process flow of tian jin container terminals, evaluates the related performance parameters and at last introduces some related empiristic formulas based on the historical data of an actual terminal
本文首先回顧了國內外集裝箱碼頭物流系統的研究動態,介紹了國內外計算機模擬技術在集裝箱碼頭物流系統模擬中的應用情況,然後介紹了集裝箱碼頭作業系統的組成和特點,以及其裝卸工藝、作業流程、操作原則(包括大門檢查箱作業原則、船舶調度管理原則、碼頭前沿操作原則、堆場存取箱作業管理原則、堆場管理系統) ,接著介紹集裝箱碼頭系統的性能評價指標和碼頭通過能力經驗公式及出入口車道數計算,並結合天津港集裝箱碼頭物流系統的特點,系統地介紹了天津港集裝箱碼頭的基本組成、布局、裝卸工藝、作業流程后,評估了集裝箱碼頭物流系統的相關性能指標,並結合實際碼頭的歷史數據,介紹一些相關的經驗公式。Secondly, the identification algorithms of road traffic status are studied including methods of determining floating car sample sizes which are based on “ the relationship between floating car sample sizes and accuracy of traffic information detection ” and “ the relationship between floating car sample sizes and requirement of road network information detection ”. the road traffic identification algorithm grounded on the journey - time is analyzed. besides, road traffic identification algorithm based on average speed is put forward and the validity of these two methods is analyzed in the thesis
主要工作包括:從「浮動車數量與交通流信息檢測準確性關系」 、 「浮動車樣本數量與路網全方位信息檢測需求關系」兩方面對浮動車數量確定方法進行研究,給出了演算法模型;同時,分析了基於行程時間的道路交通判別演算法,提出了基於指數平滑法的平均瞬時速度道路交通判別演算法,並對兩種演算法的有效性進行分析比較。Second, we introduce a two - lane traffic model which is based on the ( 0, 2 ) and ( 0, 1, 2 ) models. we mainly study the coupling effect of lanes. in two - lane traffic, vehicles can change lanes and overpass. the interactin between lanes is considered as coupling effect. the computer simulation indicate that ( dthe current of the system with cupling is greater than that without coupling ; 0for a certain initial density, the average flow and speed are indepent on the coupling coefficient which is greater than zero ; when the initial densities ( speeds ) of lanes are different, the characters of traffic system will be different
在單車道模型的基礎上,建立v _ ( max ) = 2雙車道模型,研究車道的耦合效應。雙車道模型中車輛可以進行轉道、超車,兩道之間有耦合作用。模擬結果說明,有耦合時系統的流量比沒有耦合時大;在固定的初密度條件下,只要耦合系數b 0 ,兩道間的耦合強弱對流量和速度無影響;兩道初密度分佈不均勻和速度分佈不均勻都能使交通系統特性發生變化。With the support of methodology and approaches pertaining to medicine, psychology and physiology, this research explores the correlation among speed, roadway alignment, environment and physiological and psychological element of driving behaviors on the basis of abundant data obtained from field study, which lays the foundation for further analysis of what represents a comfortable and safe situation and for the calibration of threshold value of coefficient of transverse force
本研究應用醫學和心、生理學方面的理論方法和研究手段,通過大量的行車試驗,尋找汽車行車速度、道路線形、道路環境與駕駛員行車心、生理需求的內在關系和規律。以此為基礎,研究在山區雙車道公路上行車,緊張與不緊張,安全與不安全的條件,研究橫向力系數等的極限值。National traffic management information data transportation and exchange format - part 2 : vehicle data transportation and exchange format
全國道路交通管理系統數據交換格式.第2部分:機動車登記數據交換格式Based on the analysis of the calculation method of traffic lane number for the gate of container terminal, present design criteria and existing problem of the length design for buffer parking area of terminal entrance, this paper studies the arrival characteristics of container trailer and puts forward a calculation method based on random service system ( queuing theory ), for calculating the optimum traffic lane number and length of buffer parking area for the gate of container term ma1, with an explanation of the calculation procedure by an example, to serve as a reference for similar projects
摘要通過分析集裝箱碼頭大門車道數的計算方法及其停車緩沖區長度的設計現狀、存在問題,根據集裝箱碼頭大門施掛車的到達特性,提出基於隨機服務系統(排隊論)的集裝箱碼頭大門最佳車道數及其停車緩沖區長度的計算方法,並通過示例說明該方法的計算過程,為類似工程提供參考。Chongqing developed the cng auto 4 years ago, is the city that starts the cng project earliest and with the best development foundation, but the development speed is very slow, up until now there are only less than 8000 cng vehicles and 35 cng stations in the whole city
沒有公交專用車道的道路上,公交車的行駛時間受交通狀況的影響太大,整個參數體系都無法準確建立。據了解,蘇州市最初試行「千里眼」的公交線路為1路101路102路103路。The calculating formulas show that braking distance depends on initial braking speed, road dragging coefficient, mad slope grade, braking force increasing time ; and nothing to do with total mass of crane
計算公式表明:決定汽車起重機制動距離的主要因素是制動初速度、路面阻力系數、道路坡度和制動力增加時間;汽車起重機總質量與制動距離無直接關系。To measure driving expectation speed, this dissertation makes the concept of driving behavior coefficient to calculate degree of power control of driver for vehicle, and related ~ aw is studied between driving behavior coefficient and road geometry, through marking the feature curve of driving behavior coefficient in various type road sections, the calculation model of expectation speed is established
為推定駕駛期望車速,本文提出了駕駛行為系數的概念,用以衡量駕車人對于車輛的動力控制,並重點研究了駕駛行為系數與道路線形之間的常態相關規律,通過標定駕駛行為系數在各種類型道路區段的特徵曲線,推導了駕駛期望車速的計算模型。To identify the model parameters of controlled esvrst system on line, the recursive extended least square with variety forgetting factor is used, which makes the control system possess anti - disturb ability obviously and unchangeable precision of stochastic waveform reappearance
本文提出了用變遺忘因子的增廣最小二乘遞推演算法在線識別電液伺服汽車道路模擬試驗臺被控系統的模型參數,使控制系統在實現波形再現時具有顯著的抗干擾能力和穩定的波形再現精度。( 3 ) the negotiation performance of the vehicle and the train are investigated under rigid and elastic track conditions. the effect of track stiffness, track damping, lateral link stiffness and damping between cars on train ( vehicle ) dynamic curving behavior are described
探討了軌道剛度和軌道阻尼對列車(車輛)曲線通過性能的影響情況,並研究了列車中各車之間的橫向連接剛度及橫向連接阻尼系數對列車的動態曲線通過性能的影響趨勢。The effect of track stiffness and track damping on high - speed train hopf bifurcation speed is discussed. the difference of the lateral stability between vehicle and train under the same track conditions is given. during the research course, the effect of bogie suspension parameters, track parameters, lateral link stiffness and lateral link damping between cars on train ( vehicle ) hopf bifurcation speed are also educed
在研究過程中,既研究了車輛系統懸掛參數對列車(車輛) hopf分叉速度的影響,也研究了軌道參數對列車(車輛)系統hopf分又速度的影響,同時還研究了車間橫向連接剛度導和橫向連接阻尼系數對列車系統運動穩定性的影響。Design and development of portable data acquisition system for vehicle roadway test
汽車道路試驗便攜式數據採集系統的設計與開發The vehicle road data acquisition and processing system based on multi - component wheel force transducer is an important apparatus of the vehicle testing. it is very significant in the road testing, especially for the transmission system and the brake system
以車輪多維力傳感器為核心的汽車道路試驗數據採集與處理系統是汽車整車試驗的重要技術裝備,它的研製對汽車傳動系統、制動系統的道路試驗具有重要意義。In this paper, the pce principle, method and technical achievement of traffic engineering in domestic and overseas from 1940 to 1993 are analyzed, compared and evaluated. moreover, the use condition and limitation of the studying achievement are elaborated. based on it, in view of the complexity of the vehicle kinds and mixed traffic in domestic highway traffic, the physics method on influence space of vehicle is put forward according to the achievement of studying the road capacity and the mass traffic observation data of 177 section of highway
本文首先對1940到1993年以來,國內外在交通工程研究中涉及到的車輛當量換算系數計算的原理、方法和技術成果進行了分析、比較和評價,闡述了這些研究結果的使用條件和局限性。在此基礎上,鑒於我國公路交通中車種多,車型復雜以及混合交通等的特點,通過對我們以前研究通行能力積累的成果和實地177個不同路段所採集到的大量交通觀測數據的分析和研究,利用數理統計和隨機場理論,提出了一種汽車道路作用空間的物理分析方法來研究車輛當量換算問題。National traffic management information data transportation and exchange format - part 5 : import vehicle file transportation and exchange format
全國道路交通管理系統數據交換格式.第5部分:進口機動車檔案數據交換格式分享友人