車輛加速提高 的英文怎麼說
中文拼音 [jūliàngjiāsùdīgāo]
車輛加速提高
英文
faster cars- 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
- 輛 : 量 (用於車)
- 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...
- 提 : 提動詞(垂手拿著) carry (in one's hand with the arm down)
- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 車輛 : vehicle; car; rolling stock; tram; seater; carriage
- 提高 : raise; heighten; enhance; increase; improve; raising; lifting up grading; enhancement; hoist (in...
-
A new numerical procedure for analyzing the coupled vibration of a framed arch bridge with a single moving vehicle is presented to solve the equations of motion of a bridge with many degrees of freedom. the procedure consists in dividing the bridge - vehicle systems, which are solved separately, into 2 subsystems at the interface of the bridge and vehicle. the compatibility at the interface is obtained by an iterative procedure with aitken acceleration
本文提出新的計算橋梁車激振動反應的方法,車?橋系統被分成兩個相互作用的子系統,這兩個子系統通過接觸點的協調條件耦合在一起,從而應用aiken動態加速法對橋梁運動方程、車輛運動方程和車?橋耦合方程進行高效迭代求解。The higher speed of tilting trains mainly depend on increasing the curving negotiate speed, but which will produce larger centrifugal acceleration, reduce the passenger " s ride quality, enhance the lateral force and make the wear serious between wheel and rail
擺式列車主要是依靠提高曲線通過速度達到提速的目的。車輛曲線通過速度提高后,將產生較大的離心加速度。其結果不僅降低旅客的乘坐舒適度,同時將加大輪軌橫向力和加劇輪軌間的磨耗。It is showed in wind - vehicle - bridge system vibration analysis that cross wind action can remarkably increase the response of bridge and vehicle. generally, the response of bridge and vehicle are increased with wind speed and train speed, one case that vehicle is on leeward side of deck is more unsafe than another case that vehicle is on windward side of deck. nonlinear factors can more influence bridge than vehicle
風?車?橋系統耦合振動分析結果表明:考慮風的作用會顯著增加車輛和橋梁的響應;車輛和橋梁的響應總體上隨風速和車速的提高而變大;車輛位於橋道背風側時較迎風側時更為不利;非線性因素對橋梁的影響較車輛的要大。Cb richard ellis executive director of office services nigel smith said that in addition to the easy rail connections, the government s highway network plan will offer direct vehicular access to the airport and new territories, putting icc in an enviable position. the shenzhen western corridor linking the northwest new territories and shekou in shenzhen will significantly boost traffic capacity between the two. a new cross - border coach terminus planned for kowloon station will give icc tenants a full range of travel options
世邦魏理仕執行董事辦公樓部亞洲區施禮賢表示,環貿廣場除有完善的鐵路網外,港府的策略性高速公路計劃將使西九迅速直達機場及新界各地,而連接深圳蛇口和香港新界西北部的深圳西部通道落成后,可大幅提升過境通道的車輛容量,加上粵港中港巴士總站設於九站,能為客戶提供多而廣的運輸選擇,助他們拓展中港貿易商機。With the speed up of railway transportation, the lightening design of vehicle seems to be more and more important. reducing the weight of vehicle can not only reduce the consumption of the raw materials and the power of traction, and increase the operation speed and improve the starting and braking performance of trains, but also has the advantageous to reduce the wheel / rail interaction forces, vibration and noise, increase the service life of the vehicle and the track, and economize the cost of transportation
隨著鐵路運輸速度的提高,車輛的輕量化顯得越來越重要,減輕車輛自重,不僅可以減少原材料的消耗,有利於降低牽引功率,提高列車的運行速度,改善列車的啟動和制動性能,而且可以有效的減少輪軌間的動力作用,減少振動和噪音,增加車輛和線路的使用壽命,節約運輸成本。For the reason of center plate split, in the raising speed and heavy - load transportation, the vehicles temporary repair rate rise continually. under existing technical condition, this paper analyzed the reason of center plate split, and gave the corresponding measurements to improve the quality of the center plate repair by ameliorating the technological process
在鐵路提速、重載運輸中,有因車輛心盤裂損而造成車輛臨修率持續增加的現象,對心盤裂損故障的原因進行了分析,提出了在現有技術條件下,通過改進心盤檢修工藝來提高心盤檢修質量,以及管理上應採取的措施。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。With the rise on the highway and railway of traffic discharge ^ the raising of vehicle vociety and the growth of wheel load, a higher demand was presented on intensity, rigidity and durability of the existing bridges, and so forth
隨著公路和鐵路交通流量的增加、車速的提高、車輛輪載的增大,於是對沿線的橋梁在強度、剛度、耐久性等諸多方面提出了更高的要求。High speed - railway is doubtless to bring new vital force for railway transportation. but with the speed and the load increasing, the motivity between wheel and rail increases rapidly which can bring the kind of damage to vehicle and line and more seriously can lead digression
高速鐵路無疑為鐵路運輸帶來了新的生機,但隨著鐵路客運運行速度的日益提高以及貨運運載重量的不斷增加,輪軌之間的相互動力作用就會急劇增加,對車輛及線路帶來各種損壞,甚至發生脫軌。The performance indexes body acceleration of vehicle are determined to show the ride comfort, at the same time are concerned about the value of suspension wheel load and the value of suspension displacement which show manipulate stability
研究中主要用車身垂直加速度作為主要控制目標,以提高車輛行駛的平順性,同時在模擬控制研究中兼顧懸架動撓度和車輪動載荷的變化,以提高車輛行駛安全性和操縱穩定性。When the motorcycle is braking or slowing down, the kinetic and / or potential energy is fed back to the battery, so the running distance can be extended and the energy efficiency is improved. an asynchronous motor is employed in this new system which can overcome the traditional dc drive system bugs and to reduce the cost and maintenance. in addition, the switches of dc / dc converter switch under zero current and zero voltage conditions, which can also reduce the switch losses, electro magnetic interference ( emi ) and prolong its life
該系統在功能上實現了車輛剎車減速或下坡制動時能量的回饋,達到節能、提高能量使用效率和增加車輛行駛距離的目的;採用交流異步電機,克服了傳統直流驅動系統的諸多缺陷,降低了成本,減少了維護;採用zczvs技術,降低了電磁干擾和損耗,提高了效率;另外,在逆變主電路中採用ipm模塊,簡化了系統結構,節約了空間,提高了整個系統的可靠性和經濟性。Initially, the technology is expected to advance vehicle - to - vehicle communications and speed vital road traffic information, allowing drivers to avoid congestion points and thereby minimise traffic jams and reduce emissions
初始階段工作是希望通過該項技術加強車輛間的通訊,提高道路重要交通信息的傳遞速度,從而協助司機避開擁擠路段,充分降低交通堵塞以及降低排放物。In this thesis, the database of gps vehicle monitor information management system is designed, the design of the man - machine conversation interface and the software of the database server, also the software of the mid - ware are accomplished. an improved and logical three layer structure framework is used to utilize the resource of the system efficiently, balance the load, and improve the expansibility of the system ; powerful oracle database is used as background database to provide high performance service to the system which has numerous users and large - scale ; encrpytion arithmetic of communication data is designed to ensure the safty of gps vehicle monitor information management system communication ; the usage of fire wall, system privilege management and data backup improved the safty of the information management system database ; high usability design is realized by oracle data guard ; optimization of the information management system made the whole gps vehicle monitor system persistent, stable and high quality
本文針對原有gps車輛監控系統響應速度慢、穩定性和安全性不高的不足,提出了一種以改進的三層結構體系為系統架構,以oracle數據庫為后臺的gps車輛監控信息管理系統設計方案,設計了gps車輛監控信息管理系統數據庫,完成了gps車輛監控信息管理系統人機界面、中間件及數據庫端的軟體設計。系統架構採用改進的三層結構體系,其邏輯結構清晰,有利於系統資源的有效利用,均衡負載,提高系統的可擴展性;后臺數據庫採用功能強大的oracle數據庫,可以提供大規模、多用戶的高性能服務;通信數據的加密演算法有利於確保gps車輛監控信息管理系統的通信安全;防火墻的使用、系統權限管理以及數據的備份和恢復等有利於提高gps車輛監控信息管理系統數據庫的安全性, oracledataguard的使用有利於提高系統的可用性;系統的優化,為系統持續、穩定、高質量運行創造了有利條件。In the third chapter, an improved ca model of the traffic flow in the two - lane roadway is proposed to describe highway traffic under the open boundary conditions by the consideration of the relative motion of vehicles and the relation of deceleration probability. numerical simulations have been carried out
本文先在改進的ns元胞自動機交通流模型的基礎上,提出一個高速公路雙車道元胞自動機模型來模擬開放性邊界條件下的車流運動,並考慮兩車道之間左邊界開放程度的比例系數及車輛加減速概率影響。分享友人