車流流速 的英文怎麼說

中文拼音 [jūliúliúsù]
車流流速 英文
traffic flow speed
  • 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
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 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...
  • 車流 : current of traffic
  • 流速 : [機械工程] velocity of flow; strength; [水文] current velocity; current speed; flow rate流速管 pi...
  1. By using both the prediction model from transportation ministry and the fhwa models, the prediction results were analyzed for high ways at different sections, different design speeds, detection points, traffic volumes, distances, heights, and at various other road conditions. the prediction results and the actual results were compared and the accuracy of prediction were assessed

    本文通過比較分析了fhwa預測模式和交通部預測模式在高速公路不同監測路段、設計時速、測點、車流量、距離、高差、地面狀況條件下的預測結果，並對預測結果和實測結果進行預測精度和變化趨勢的比較研究。
  2. Operating speed calculated by extra considering the influence of traffic and structure etc

    考慮交通流結構物等因素影響的車流運行速度計算
  3. With the help of video detection and recognition methods, we can sample real - timely traffic messages, such as traffic flow, road situation and so on, and get the relative information so as to avoid traffic jam before it happens, on the other hand, to real - time traffic breach detection, video detection and recognition methods is also very effective, especially, it can provide strong evidence for traffic policemen

    通過視頻圖象的檢測與識別，可以對道路的交通流、路況等實時監視，提取交通流信息（車流量、車道佔有率、車速等） ，在交通擁擠未發生時，及時採取措施、疏導交通、防止交通擁擠發生；另一方面，通過視頻圖象的檢測與識別，還可以實時檢測交通違章現象、識別違章車輛的車牌號碼，為公安交通管理部門提供強有力的執法證據。
  4. Considering the characters of the viscoidal turbulent flow over high - speed train, the computing model of the outer fiow field for high - speed train has been established based on the incompressible fluid navier - stokes epuation and the turbulent model of ke two equations. the equation set of the flow field problem via finite element methods ( fem ) has been set up

    根據高速列車粘性紊態繞流的特點，在較少簡化的條件下以navier - stokes方程和-兩方程紊流模型為基礎，建立了高速列車外流場的計算模型，在近壁區域採用壁面函數修正紊流模型。
  5. And the setting standard of bus lane is also studied, which includes the standard of bus speed, the standard of bus flow rate, the standard of road condition. moreover the bus signal priority and the pre - signals are introduced and the bus priority network is planned by using the planning method of urban mass transit network. finally the methods of benefit assessment of bus lane, bus approach lane and bus transport priority network are studied, which takes the travel time of each person as standard

    系統地討論了公交專用道、公交專用進口道、公交停靠站的設計方法和它們之間的關系；研究了公交專用道的設置標準，其中包括：車速標準、公交車流量標準和道路條件標準；對公交優先信號、公交預先信號進行了介紹；應用軌道交通線網規劃的方法對公交優先通行網路進行規劃；以人均出行時耗為指標對公交專用道、公交專用進口道、公交優先通行網路的效益評價方法進行了研究，並且建立了數學模型。
  6. In the fourth chapter, we consider the effect of bus stations on traffic flow. by numerical simulations, we attain the idea results. in the fifth chapter, a multi - speed ca traffic flow model on the one - dimen - sional urban main road on the control of traffic lights is proposed to simulate the traffic under the open boundary conditions

    最後，建立一個交通燈控制下城市主幹道單車道多速元胞自動機交通流模型來模擬在開放性邊界條件下現實城市主幹道交通的車流運動，通過延遲來調整交通中紅綠燈對主幹道車流量的控制，並研究了在交通燈延遲控制下綠信比、交通燈個數對主幹道交通流的影響。
  7. On the non - linear modeling for expressway incident and intervention traffic flow wave

    高速公路交通事故和干涉車流波的非線性數學模型
  8. Expressway traffic - flow wave analysis on the influence of traffic incidents and intervention process

    交通事件和干預作用影響下的高速公路車流波分析
  9. Linear model based expressway traffic - flow wave analysis on the influence of traffic incidents and intervention process

    基於線性模型的高速公路交通事件和干預作用影響下的車流波分析
  10. Inverter applied to the speed test machine of current - meter

    變頻器在流速儀檢定車中的應用
  11. Cfrc are structural and functional materials. the system can monitor not only the vehicle - speed, but also the weights and traffic flux. and it can even monitor the distortion and the damage of the road

    碳纖維混凝土既是結構材料，又是功能材料；該系統不僅可以監測車速，進一步還可監測車重和車流量，以及道路變形和損傷情況；而且系統成本低廉，綜合功能又強，因此具有廣闊的應用前景。
  12. The essay analyzes the differences of calculation methods of passing capacity between existing lines and passenger dedicated lines, explores the relationship between length of passenger flow section of passenger dedicated line and passing capacity, redefines the standard train for discount coefficient, and analyzes the change tendency on average discount coefficients of medium speed train and the high - speed stop trains versus high - speed non - stop trains, and the change tendency on train proportion of different high - speed stop trains and the passing capacity of high - speed train in passenger flow section is also provided

    摘要分析了客運專線通過能力計算與既有鐵路的不同之處，探討了客運專線客流區段長度與通過能力之間的關系；重新選定了扣除標準列車，分析計算了中速列車和高速停站列車相對于高速直達列車平均扣除系數的變化趨勢，以及不同高速停站列車比例變化時，客流區段高速列車通過能力的變化趨勢。
  13. In this paper, a basic principle of ac speed regulating system for a new type asynchronous motor of battery locomotive used in coal mine is introduced, the special requirements of the system are analyzed, and the direct torque control design scheme is proposed

    介紹了一種新型蓄電池式礦用電機車交流異步電動機調速系統的基本原理，分析了這種調速系統的特殊要求，提出了採用直接力矩控制技術實現力矩控制的設計方案。
  14. In principle, ultrasonic sensors are suspended over a road, which keep emitting pulse signals periodically to nearby and feed back waves to decide existence of any obstacles, thus to detect the speed, height, length, different sizes ( heavy, medium and small ) of moving vehicles and accumulative flow as well as length of motorcade. optionally, it can be applied to multitude driving lanes simultaneously for traffic data. by integrating and analyzing these measured data, the necessary figures concerning traffic flow may be obtained, which are fundamental basis guiding road buildings

    本課題設計的是一種懸掛式超聲波車流多信息檢測器，通過懸掛于路面上方的超聲波探頭向路面周期性地發射脈沖信號，利用地面回波來判斷遮擋物地存在，可用於檢測行駛中的機動車車速、車高、車長、大中小分型以及累計車流量、車隊長度等信息，並可用於多個車道車流信息的同時檢測，綜合這些測量參數可獲得車流量的必要數據，可為公路建設提供必要的基礎依據。
  15. It came true to take advantage of transfer standard to compare and analyze the naturalgas standards of measurement on site. the dissertation used the transfer standards to take the site comparative experiments to the sonic nozzle standard measurement of the nation crude oil great flux measure station carried by vehicle and the standard measurement of the general pertrifaction plant. it evaluated and analyzed the measure capability of these two standards, thus to keep them fulfilling the rules of the verification and the regulations of relative criterions

    本文通過使用傳遞標準，對國家原油大流量計量站車裝音速噴嘴標準裝置和大慶石化總廠計量站氣體計量標準裝置進行現場比對試驗，對這兩項天然氣計量傳遞標準裝置的計量性能進行了評價和分析，使國家站和大慶石化的天然氣流量計量標準裝置達到了檢定規程和相關標準的規定要求。
  16. Continuous adjusting and matching of welding voltage - current with led digital display, presetting and indicating of welding current, voltage and tractor speed available

    焊接電壓、電流連續可調與匹配，設有數顯電流/電壓表，可預設及顯示焊接電流、電壓及小車行走速度
  17. From the viewpoint of macro dynamic characteristics of freeway traffic flow, this paper classifies the freeway, gives a nonlinear macro dynamic traffic flow model of freeway using density and speed as state variables and then identifies the parameters by using searching approach step by step, finally gives an identification instance

    摘要從高速公路交通流的宏觀特性和動態特性出發，對高速公路進行了兩級分段，以車流密度和車流速度作為狀態變量，給出了高速公路非線性的宏觀動態交通流模型，進而採用直接搜索法對模型中的參數進行了分段辨識，並給出了辨識實例。
  18. According to the features of air - conditioner in truck, four main factors have been confirmed in the text which will affect body " s heat comfort : temperature of blowing the face, temperature of blowing the feet, velocity of air flow, average temperature of radiation. the index of pmv - ppd has also been selected as the method of evaluation for the heat comfort

    本文根據載貨汽車空調的特點，確定了影響人體熱舒適性的四個主要因素，即吹臉溫度、吹腳溫度、空氣流速、平均輻射溫度，並選定pmv - ppd指標作為熱舒適性的評價方法。
  19. Over the years, lrt technology has been upgraded to counter the negative effects of traffic jams, noise, environmental damage, air pollution, etc. featuring a small radius of curvature, multiple car units, modulated train set, enlarged cars both in transverse and longitudinal directions, low car floors, streamlined car design, advanced control systems, and flexible right of way, modern lrt systems have been successfully adopted to most environmental and social needs. they adequately display their merits as transportation systems ; i. e., the lrt system is able to co - exist with automobiles. the low car floor means that roads can act as station facilities, and passengers can get on and off the cars in the street

    輕軌運輸系統lrt源起於歐洲街道電車street car ，街道電車一度在都市捷運化與私人機動化的浪潮沖擊下迅速沒落，但隨著都會地區機動車輛不斷增加，道路交通阻塞噪音環境破壞排放廢氣污染問題嚴重惡化之際，輕軌車輛技術已不斷提升，具備小轉彎半徑能力的聯結式車廂模組化列車編組車廂斷面長度加大加長低地板車廂流線型車廂設計，搭配先進控制系統及彈性的路權型式，使現代化輕軌系統具備有與生活空間結合重視環境問題與社會情勢並活用進化街車之都市交通工具等特徵與優點，如高性能輕軌列車與汽車共存，低底盤的車廂創造無障礙車站空間，道路即是車站設備，旅客可以在街區上下車，提供沿線居民高度的便利性，消除交通堵塞噪音及空氣污染等，輕軌系統並與街景充分的調和，成為活動的都市意象。
  20. First, the recent studies of ca models for traffic flow, based on the statistical physics, are introduced in the thesis. at the same time, all kinds of models based on the determined ca are also introduced in detail. second, we introduce the improved ns model presented by xueyu to the ca traffic flow model of a two - lane roadway in a highway and on a urban main road

    本文首先綜述了各種交通流模型，在簡單介紹了元胞自動機及其理論的基礎上，重點介紹了元胞自動機交通流模型，並在此基礎上，對薛郁提出改進的ns模型加以應用和推廣到雙車道高速公路交通流模型和城市主幹道交通流模型中。
分享友人
分享到 Line

分享到臉書