車輛分佈 的英文怎麼說
中文拼音 [jūliàngfēnbù]
車輛分佈
英文
car location-
According to the moving characteristics of tracklayer, when the vehicle is on ramp and the ground ' s vertical pressure is linear, the calculating formulas of relationship between the deviation of the instantaneous steering center, the position of vehicle ' s gravity, steering radius, moving velocity, moving acceleration, and vehicle ' s orientation, were obtained by the theory and method of vector analysis in mathematics and mechanics
摘要根據履帶式車輛的運動特點，運用數力學中矢量分析理論和方法，推導了接地比壓為線性分佈時履帶式車輛在斜坡上轉向時，瞬時轉向中心偏移量與車輛重心位置、轉向半徑、行進速度、加速度、車輛方位相互關系的計算公式。This paper mainly analyzes control delay at urban signalized intersections. based on the survey data, this paper talks about vehicles movement characteristics of arrival and depart process, then the queueing headway distribution is obtained, and the suggestion that saturated flow should be measured from the sixth queuing vehicle is offered. using random process theory analysis and computer simulation, the queuing length distribution model is obtained
本論文針對平面信號控制交叉口的延誤問題進行了分析，在實測數據分析的基礎上，探討了車輛到達過程和離開過程的運行特性，給出信號交叉口排隊離散車頭時距分佈模型，提出飽和流率的測量應從第六個離開的排隊車輛算起；運用隨機過程理論和計算機模擬的方法得到了信號交叉口排隊長度分佈模型，在此基礎上運用協調變換的方法改進了車輛延誤模型。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。Based on survey data from some researches, dead load model and vehicle load model are presented in this paper. it is quite evidence that dead load model is gaussian distribution, and vehicle load is non - gaussian distribution, which operates general traffic and rush hour traffic states
本文在國內外各種調查資料的基礎上，分別引入恆荷載模型及車輛荷載模型，其中恆荷載呈正態分佈：車輛荷載則為非正態分佈，並將其分為一般運行狀態及密集運行狀態兩種情況，分別建立服役期最大值分佈函數。At last distribution functions of load modes in life service are presented. based on the resisting force model and load model, the limit state equations of rc bridge are formulated. according to the resisting force is time - dependent and vehicle load is the non - gaussian distribution, jc method is applied to calculate the time - dependent reliability index of rc bridge
在抗力衰減模型及橋梁荷載模型的基礎上，將可靠度理論引入橋梁結構的評定中，推導出了橋梁結構耐久性極限狀態方程，並根據耐久性極限狀態方程中抗力是時間的函數，以及車輛荷載為非正態分佈的特點，應用當量正態法（ jc法）編制相應的程序計算橋梁構件的時變可靠度指標。Secondllv in the 1 d random traffic flow model. the relation function between the correlation and the creation. disappearance. brake probabilities of the vehicles is presented. according to the statistical mechanical approach to the spatial correlation functions. the theoretical results agree with that of the computer simulation. thirdh. based on the bml model. a main - road traffic flow model with two speeds on two dimensions is designed. this model simulate the traffic situation of one main road and several branches in the cit traffic lights placed on the crossing. vehicles breaking ~ vhile running and turning to other direction while jamming. we investigate the ~ ' e1ocitv and flo ~ ~ of the model when the initial densitvthe brake and turning probabilities. the green to signal rati3. thc number of the branches and the period of the signal are changed. then the reasons causing all the kinds of phenomena are analvzed. finallv. we simulate the bml model using the method of lattice boltzmann which ~ vas brought out by liu mu - renand obtain the velocity - density graph similar to the previous result. the upper critical densiw above which there are oniv jamming configurations. and the lo ~ ver critical density below which there are only moving configurations are the same as before. the boltzmann function which is on the lattices shows the moving and jaxmning transition obviouslv. thus it proves the possibilit of this method on the traffic research
接著，建立了和研究了二維二速的主幹道模型，該模型模擬了城市交通中一條主幹道，多條支道的交通情況，在幹道與支道的交叉路口設置紅綠燈，車輛在運行中可以有對突發事件發生反應的剎車，在發生堵塞時，路口的車輛可考慮通過轉向來緩解交通等各種實際情況的發生，給出了車輛演化的演化方程，並通過計算機模擬，研究模型在改變車輛的初始密度、剎車概率、轉向概率、支道數、紅綠燈信號的綠信比、紅綠燈信號周期等各種情況下支、主幹道車輛的速度、流量的變化，並分析在各種情況下交通狀況的成因，提出改善交通的有效措施。最後，在劉慕仁提出的用格子boltzmann方法研究一維決定論交通流的思路下，將此法推廣到對二維bml模型的模擬上，得到了與用以往方法的研究結果相類似的速度-密度圖線，且車輛從運動相到堵塞相轉變的上下臨界密度是一致的，同時分別給出車輛在處于暢通相和堵塞相時， boltzmann函數在格子上的分佈情況，進一步驗證了此法的可行性。The composer anatomizes the present compacting ratio value with the stress distribution property under vehicle load and dead weight load, then pures the smallest stress place in the embankment according to the stress distribution property, and suggests a actual compacting ratio value for embankment firstly according to internal load stress distribution curve. and questions simplified calculation methods for the settlement of embankment
通過路堤在車輛和自重的荷載作用下的應力關系，對現有壓實度標準進行剖析，依此受力特性推導出路基中最小應力發生的位置，根據高路堤內部荷載應力分佈曲線，首次提出符合路堤受力特性的壓實度標準。Bi - modal probabilistic model of highway and bridge vehicle loads
公路橋梁車輛荷載的雙峰分佈概率模型The second part mainly reviewed the study history, actualities and existinbg problem. this is helpful for the model building, variables selecting and parameter estimating, hi the third part, the arrival process and serve process are studied based on the survey data, especially the delay process is mainly analyzed including the dispersion vehicle headway time distribution
第三部分則根據實測數據，對交叉口車輛的到達過程和服務過程作了詳細的分析，特別分析了車輛的受阻過程，並用對數正態分佈擬合排隊車頭時距的分佈，為模型的建立和車輛延誤過程的模擬奠定了基礎。Longitudinal distribution of vehicle
車輛的縱向分佈Vehicles of categories m1 and n1. mass distribution
M1類和n1類車輛.質量分佈Fluid field distribution simulation of the air - cushion vehicle
墊升車輛氣墊流場分佈模擬計算Five dedicated liquefied petroleum gas filling stations located in various districts will come into operation by the end of next year to strengthen support for lpg vehicles
五個分佈各區的專用石油氣加氣站將于明年年末投入服務，加強對石油氣車輛的支援設施。While we are exploring various options, including different tolling regimes, to achieve a better distribution of cross - harbour traffic among the three tunnels, significant improvement would only be brought about with the cwb in place such that there will be more flexibility for the motorists to select a tunnel which is most appropriate to their cross harbour trips
盡管我們現正研究多個方案包括不同的收費制度，以期令使用三條隧道過海的車輛數目更平均分佈，但必須在繞道建成后，才能帶來顯著的改善。這樣駕車人士便會有更大的彈性，選取一條最切合其過海路線的隧道。Five dedicated liquefied petroleum gas ( lpg ) filling stations located in various districts will come into operation by the end of next year to strengthen support for lpg vehicles
五個分佈各區的專用石油氣加氣站將于明年年末投入服務，加強對石油氣車輛的支援設施。On the basis of measured results of contact pressure on abundant literature and the computed results in this paper, simplified contact pressure models have been put forward. the finite element program msc. nastran was selected to analyze the response of pavement under the two modelled loads. the effects of axle load and material properties were studied, and the effects of truck load on permanent deformation and fatigue crack were also discussed
本文首先根據輪胎胎面花紋類型的不同，提出接觸面的簡化模型；然後參考相關輪胎與路面接觸壓力的測試結果，並結合本文的測試結果及輪胎與路面接觸壓力的模擬計算結果，提出接觸面內的壓力分佈模型，即輪胎作用於路表的荷載簡化模型；接著利用有限元軟體msc . nastran對瀝青路面在該荷載模型作用下的響應進行計算分析，還討論了軸載的變化及路面材料參數的變化對路面結構響應的影響，並且對車輛荷載對車轍和疲勞裂縫的影響進行探討。Road vehicles. distribution of loads on the axles of trailers. method of calculation
道路車輛.掛車軸載荷分佈.計算方法Road vehicles. distribution of loads on the axles of semi - trailers. method of calculation
道路車輛.半掛車軸載荷分佈.計算方法Road vehicles. distribution of loads on the axles of commercial vehicles. method of calculation
道路車輛.運輸汽車的軸載荷分佈However, the administration of distribution is very much difficult in actual and subjected to many elements effects, such as, being difficult to formulate the distribution plan, being difficult to the selection of distribution way, being difficult to deliver goods on time, the evaluating criterion not definite, driver work time not sure, easily fatigue, loss and damage of goods in the process of distribution ; meanwhile, distribution, still is subjected to many un - controlled elements effects in the process of operation, for example, the distribution areas of client communication networks in way the limitation of vehicle passing through service time requirement change of stream of cars and so on
然而現實當中物流配送管理非常困難，受到許多因素的影響，如難以制訂配送計劃、難以選擇配送路徑、難以按時交貨、配送績效評價基準不明確、司機工作時間不定、易疲勞以及貨物在配送過程中的遺失和損壞等；與此同時，物流配送在操作的過程中，還受到許多不可控因素的影響，如客戶的分佈區域、道路交通網路、車輛通行限制、送達時間要求、車流量變化等，為此必須加強物流配送系統的規劃和設計。分享友人