模型懸架 的英文怎麼說
中文拼音 [móxíngxuánjià]
模型懸架
英文
model support-
In this paper, ackerman steering linkage of double - wishbone suspension is taken as the study object, choosing the splitting joint and steering lever joint to carry out the design of optimization the mathematics models are established based on the multi - body system dynamics, applying its analysis method of kinematics to study the mechanism kinetic principles owing to more spatial factors considered, and calling off many hypotheses affecting the accuracy, compared with the traditional methods, the models are better to reflect the realistic motion principles, the results are more exact and applicable moreover, the force analysis is applied to the conduct mechanism the analysis method of dynamics in the multi - body dynamics is applied to study the forces applied on every component, working out the constraint reaction force of up and down ball joints, and developing the current computation program in the end, produce the upper wishbone geometry model in the ansys software package, meshing and carrying out the fea, testifying if the intensity of the wishbone meet with the requirements
本文以雙橫臂獨立懸架的轉向傳動機構作為研究對象，選擇對斷開點和節臂球銷的位置進行優化設計，在此基礎上建立了基於多體系統動力學的導向機構和轉向傳動機構的數學模型，運用該學科的運動學分析方法研究機構的運動規律，編制了通用優化設計軟體。由於考慮了更多的空間因素，取消許多影響準確性的假設，因此建立的數學模型與傳統的方法相比更能反映實際運動規律，得到的優化結果也更加精確實用。此外，本文還針對導向機構進行受力分析，在建立該機構的空間動力學模型后，運用多體動力學中的動力學分析方法研究各個桿件的受力，計算出上下球鉸的約束反力，並開發出了相應的通用計算程序。To study the flexural behavior, ultimate bearing state and laws of internal force redistribution of prestressed concrete continuous beams cast by different construction methods, the model tests for three pieces of the continuous beams were carride out, in which three kinds of the construction methods, such as those of lowering formwork supports at one time, transferring simply - supported structure into the continuous one and casting the beam by cantilever construction, were considered
摘要為研究不同施工方法下預應力混凝土連續梁的彎曲性能、極限受力狀態及內力重分佈規律，進行了3根連續梁模型試驗，分別考慮一次落架、簡支變連續和懸臂施工3種施工方法。On the basis of remote sensing technique ' s good characteristic with large - area, multi - time, multi - photograph variety, manifold abundant spectral information and high ground resolution, the fault tectonics frame, river geomorphy ( such as terrace, floodplain, shoal, etc ) and suspended load, etc. were explained after analyzed the fault tectonics, river geomorphy, characteristic in the tm image by gray bar statistics, primary component analyses, tm741 image integration, line convolve enhancement and model recognition etc. especially 9 piece of fault tectonics were explained in this thesis, in succession, the impacts of the factors severally were analyzed
遙感技術具有大范圍、多時相、多片種、多層次、含有豐富的光譜信息及具有較高的地面解析度的特點。本文利用該技術，運用灰階統計特徵分析和主成分分析、 tm741多波段融合、線性卷積增強、模型提取等一系列遙感解譯分析方法，分析了斷裂構造、河流地貌（階地、漫灘、沙洲）及懸浮物等在tm遙感圖象上的影像特徵，解譯出了安徽南部斷裂構造格架、河流地貌和懸浮物的分佈，並新解譯出了9條近東西向的斷裂。H robust controller for integrated models of a full vehicle suspension system and electrical power steering attains optimal handling stability and ride comfort and improves handling sensitivity and steering handiness
在汽車主動懸架系統與電動助力轉向的集成控制模型中，設計的h _魯棒控制器使汽車在行駛過程中得到較好的行駛平順性與操縱穩定性，並且改善汽車行駛過程中靈敏性與輕便性。In the chapter 3, algor feas ( also called super sap ), a commercial fem software is introduced ; several. problems in building the finite element model of a auto frame is researched ; taking advantages of fem and mathematic programming, a strength analysis method of the frame of a series multi - spindle hydropneumatic suspension automobile is proposed ; taking the structure and load characteristic of a missile ' s frame into account, the static, eigenvalue and response analysis have been made by using super sap91
第三章簡要介紹了大型有限元軟體sap91 ；對車架有限元建模及分析中的若干問題進行了討論；利用有限元法和數學規劃法相結合，提出了一種串聯多軸油氣彈簧懸架車輛車架強度分析的方法；針對某導彈發射車車架的結構和載荷特點，利用sap91軟體對其進行靜力分析、特徵值分析和動力響應分析。According to experimental data and related standard, the finite element model of frame has been set based on its geometric model through simplified processing, selecting element, dividing mesh grids, load cases setting and putting characteristic etc. on the basis of this, the integrated finite element model of motorcycle has been established including frame, engine, suspension, wheel, rider and oil box etc. to understand the relationship and dynamic property of frame and integrated motorcycle, mode analysis and frequency response analysis have been done
根據實驗測試數據和有關標準規范，以總體設計階段得出的車架幾何模型為基礎，通過模型簡化、單元類型確定、網格劃分、工況設置、邊界處理、物理特性賦予等，建立車架的有限元模型。並基於此，建立整車的有限元模型，包括車架、發動機、懸架、輪胎、乘員、油箱等。In this dissertation, according to the theory of mechanical dynamics and multi - body dynamics, a simulation model of nj2046 light off - road vehicle including suspension system, steering system and tires is built with the software carsim and so the vehicle steering characteristics are analyzed with the step angle input of steering wheel. it is found that the steering characteristics are different when the velocity and load are different, and the relationship between steering characteristics and velocity and load is presented
本文根據機械繫統動力學、多體動力學理論，運用動力學模擬軟體carsim建立了包括懸架系統、轉向系統和輪胎等模型的nj2046越野汽車整車模擬模型，在此基礎上分析了nj2046越野汽車在方向盤轉角階躍輸入時的轉向特性，通過對不同車速、不同載荷條件下的模擬計算，得出了在這些條件下該車具有的不同表現特徵，揭示了轉向特性與車速、載荷和輪胎的內在關系。During the simulation of the secondary lateral suspensions for the high speed passenger vehicle with no - bolster bogie, the effective using semi - active control to improve the ride comfort are studied
通過對採用無搖枕轉向架的高速客車懸掛系統橫向模型的模擬實驗，研究了半主動阻尼控制改善車輛運行平穩性的有效性。The paper describes the modeling techniques and main points of the whole vehicle in the virtual proving ground by modeling the finite element models of the body in white, suspension system, tire and nonstructural masses of a business car, and simply verifying the whole vehicle model
摘要通過對某型商務車白車身、懸架系統、輪胎、非結構質量進行有限元模型的建立、聯接裝配，直至完成整車的有限元模型的過程，並對該模型進行簡單的驗證，來說明在汽車虛擬試驗場中整車的建模技術與要點。Meanwhile, on the fundamental parameters that can be acquired in the primary design stage of a new car or a car which it has put in used, this paper utilizes adams / car to establishes the simulation parametric modeling of a suspension according the topology structure of macpherson front suspension system, in this model, we considered the front suspension system, steering system and the tire model in detail, and the bushing effect was included in this study, and it is very convenience to carry out kinetics / elastic kinetics simulation. all kind of the suspension parameters on handling and stability and automobile comfort were analyzed
Adams的實體數值懸架運動學模擬分析為懸架的設計開發提供了一種先進高效快捷的方法。與此同時，本文依據麥弗遜式前懸架的拓撲關系，利用設計階段的新車或者是正在使用的汽車的所能取得的基本參數，藉助adams car建立了懸架參數化模型，在這個模型里，考慮了轉向系統、輪胎、襯套等因數，因此可以方便地進行懸架運動學彈性運動學分析。According to the working modes of mr devices, combining the ohm ' s law of magnetic circuit and the design theory of non - steady magnetic circuit, magnetic structures of the automotive damper have been worked out. to emulate the performance of conventional shock absorber, two automotive mr dampers were designed and fabricated at chongqing university. an applied magnetic field increase the yield stress of mr fluids in flow annular passages, which alters the velocity profile of mr fluid in the passages and raise the pressure gradient between low cavity and high one at some given flow rates
根據磁流變阻尼器工作模式，利用磁路中的歐姆定律和動態磁路設計原理，結合汽車懸架的技術要求和結構特點，提出了基於剪切模式和流動模式共同作用（混合工作模式）的汽車磁流變阻尼器設計原理，討論了阻尼器動態磁路設計中的若干技術問題；根據流體力學navier - stokes方程，分別利用newton流體特性和bingham流體特性，推導了基於平板模型和軸對稱模型的流變學方程，得出了阻尼器阻尼力的計算方法。With the nonlinearity of vehicle suspension, simulation signal of suspension system is more practical by road exciting signal of time domain than frequency domain, furthermore, it is easy to get the results which are consistent with practical results
考慮到車輛的非線性因素，在進行主動控制分析過程中，懸架系統激勵信號採用時域信號。因此，首先進行了時域路面隨機不平度生成方法的研究，所得路面模型的功率譜密度與理論路面功率譜密度吻合較好。In this paper, truck ride performance models were founded based on vehicle dynamic. by comparing the different quarter - car and half - car model which founded by taking the trunnion suspension leaf spring as a whole body and separating the trunnion suspension leaf spring into two dynamic equivalent parts, we gained a more reasonable simplified model which comply with the factual performance
本文根據汽車動力學原理建立平順性動力學模型，通過對平衡懸架彈簧作為整體的車輛模型和平衡懸架彈簧分開等效處理的1 / 4 、 1 / 2車輛模型作了比較分析，得到與實際情況比較符合的簡化模型。Finally, a feedback control system of neural network was designed and a special learning method was produced to train the neural network which was applied in the non - linear model of semi - active suspension. the result of test showed ride comfort and handling was improved preferably after the control, and the semi - active suspension system harmonized the vehicle performance with the controller
最後，設計了神經網路反饋控制系統，採用一種特殊學習（直接學習）方法對其進行訓練，並將其應用於半主動懸架非線性模型的模擬驗證，通過對多種路面激勵輸入條件下的模擬分析表明：該神經網路反饋控制系統可以較好地提高車輛的乘坐舒適性和操縱穩定性，採用這種神經網路反饋控制的半主動懸架，可以較好地協調車輛性能。The parameters of double - wishbone suspension are very complicated. these all make it difficult to analyze the motion of the double - wishbone suspension. an analyzing and designing method based on multibody system model is put forward in this study
汽車雙橫臂獨立懸架是一種比較復雜的多環路空間機構，其運動直觀性差，參數確定相當復雜，給運動分析帶來極大的困難，本課題提出了一種基於多體模型的雙橫臂獨立懸架分析和設計方法。The kinematic performance of the macpherson suspension on a real vehicle is studied, and the changes of the front wheel alignment and the motion of the front wheel in the longitudinal and the transversal directions are figured. based on the requirements of general layout, a constrained optimization design model is set up with the steering cross rod ball joint position as the optimization variables ( design parameters ), and the sum of steering cross rod length interference while the left front wheel turning and bouncing as the objective function. and the optimization results are worked out by programming on computer
針對一種實際車型上的麥弗遜式懸架，計算分析了轉向輪跳動時前輪定位角和車輪橫向、縱向滑移量的變化情況，並根據實際車型上麥弗遜式懸架的空間布置要求，建立了以轉向橫拉桿斷開點空間位置坐標為優化變量，轉向橫拉桿斷開點空間布置坐標可變化范圍為約束條件，車輪轉向和跳動時轉向橫拉桿長度干涉量為目標函數的約束優化設計模型。A finite element model for double wishbone suspension with twirl torsion bar of a 5 - axle heavy truck is established and a simulation is conducted, including the analyses on static stiffness and strength characteristics of the suspension
摘要建立了某五軸載貨汽車雙扭桿雙橫臂懸架有限元模型，對各零部件之間連接關系進行模擬，在此基礎上，對模型靜態剛度和強度特性進行分析。By this way the model can approach the practical instance. through comparing the road experiments with the result of simulation the corresponding vehicle kinematics model that was bulit by adams was confirmed to be reliable ; this article adequately utilize the trait of adams to do a lot of suspension kinematics simulation calculation and deal with the sensitivity degree to acquire the affect rule of these parameters
運用adams軟體建立與實際懸架系統相對應的整車動力學模型，通過道路試驗與模擬結果的對比，驗證了模型的可信性；充分利用adams軟體的特點，通過改變懸架有關參數，進行大量的懸架動力學模擬計算，並進行靈敏度分析，最後得出這些參數對平順性的影響規律。In view of the progress of mr techniques and automotive suspension techniques, some mr damping techniques for automotive suspension systems, including system theory, experimental investigation, design method, manufacture technique, and models of the dampers, etc. have been presented in this dissertation in order to progress the mr fluids and automotive suspension techniques based on mr damper
本文根據磁流變技術的研究現狀和汽車懸架技術的發展趨勢，系統研究了汽車磁流變阻尼技術，包括：磁流變效應、阻尼器系統理論、設計方法、實驗研究和阻尼器的動力學模型，旨在推進磁流變體和磁流變阻尼器在汽車工程中的應用研究。The mathematical models are derived and calculated based on random optimal control theory
基於隨機最優控制理論，建立了懸架系統的數學模型，並進行了分析、計算。分享友人