阻車器 的英文怎麼說
中文拼音 [zǔjūqì]
阻車器
英文
car arrester-
This paper deduces the equation groups of large span steel truss bridge which installed mr dampers of coupling vibration of vehicles and bridge. and provide the two strategies of semi - active control
本文從理論上首次推導出設置擬況阻尼器的大跨度鋼析架橋梁車橋禍合振動的系統受控方程並提出了兩種控制策略。The results show good effect of semi - active car suspension with mr damper and verify feasibility and advantage of mr damper in car suspension control and in the mean time provide a good future for the development of car absorption of vibration technology
本文研究證明了磁流變阻尼器在汽車半主動懸架控制系統中良好的減振控制特性,為汽車減振技術的進一步發展提供了很好的前景。Compared with the passive car suspension, the semi - active car suspension system with the intelligent mr damper can control the damping force automatically with the computer control and then enhance the ride comfort and handling stability of the car effectively
與傳統的汽車被動懸架系統相比,裝有磁流變阻尼器的半主動懸架系統,可以根據路面狀況和車輛運行狀態,在計算機的控制下自動調節阻尼力,大大提高了汽車乘坐的舒適性和行駛安全性。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。It aims at the vibration of wheel tread
新型車輪阻尼器所針對的吸振部位是車輪的踏面。Then according to the demand of the wheel damper and the characteristic of the tread vibration and the web vibration, a new type of wheel damper was designed and produced
再次,根據車輪阻尼器的設計要求,結合車輪踏面和輻板振動的特點,設計了新型車輪阻尼器。We did some analysis about the relativity between the vibration and the noise of the wheel. after the testing of the first line of guangzhou underground, we found that the existing wheel damper has nothing to do with the noise of wheel less than four thousands hz. compared of different contributions of the tread vibration and the web vibration on sound level of railway noise
在實驗過程中,改進了對車輪的激振方式,利用單擺激振提高了激振力的精度;實驗分析了車輪阻尼器的結構、安裝方式及其動力學參數對車輪阻尼器降噪效果的影響;也分析了車輪振動與噪聲的相關性;現場測試廣州地鐵一號線的噪聲特性,確定了車輪阻尼器所要控制的頻率范圍;對比分析不同激振情況下,踏面徑向振動與輻板軸向振動對噪聲聲壓級的貢獻比例。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。Consequently, the suspension with mr damper not only increases ride comfort, but also guarantees the controlling stability of vehicle
因此,基於磁流變阻尼器的半主動懸架在改善行駛平順性的同時,能夠保證車輛的操縱穩定性。On the basis of analyzing mechanism of magneto - rheology, some models used to characterize mr effect have been summed up in the second chapter. the reasons, which influence mr effect and sedimentary stability of mr fluids, etc. are analyzed according to models above - mentioned. the mr fluids used to develop automotive mr dampers in this dissertation have been comprehensively tested for the damper design purpose by means of the magnetorheology - meter offered by < wp = 7 > department of engineering mechanics of chongqing university
介紹了磁流變效應的流變機理和磁流變效應的模型描述,並利用描述模型分析了影響流變學性能的各種因素,提出了用於汽車磁流變阻尼器的磁流變體的性能要求;介紹了磁流變體的性能測試原理,利用重慶大學力學系研製的磁流變測試儀器對八種磁流變體的bingham模型參數進行測試,為磁流變阻尼器設計計算提供材料參數和結構設計中的技術問題處理提供依據。The primary objective of this dissertation is to study the intelligent control, such as the neuro - fuzzy control, for the suspension vibration of a full - vehicle model with four mr dampers installed between the sprung - mass and the four un - sprung masses, respectively
因此,本文以安裝四個磁流變阻尼器的整車懸架為研究對象,探索以神經模糊控制為主要特徵的智能控制策略。Control and experimental validation of intelligent vehicle suspension with magneto - rheological dampers
磁流變阻尼器驅動的智能車輛懸掛控制及實驗The feasibility and quality of design has been validated, through life - span tests of springs and dampers, evaluation of readability and road tests of complete motorcycle of 16000km. and all these establish firmly foundation for jl125ce motorcycle stepping up to market with superexcellent quality
通過彈簧、阻尼器的壽命試驗、操控性評價和整車16000公里道路試驗,驗證了設計的可行性和設計質量,整車體現出較好的操縱性、乘騎舒適性和良好的道路適應性,為jl125ce車以優良的品質走向市場奠定了堅實的基礎。The dissertation focuses on the semi - active vibration control for the linear suspension of the full - vehicle model in chapter 4. it develops a two - stage control strategy, dividing the full - vehicle suspension and the four mr dampers into two different parts. the upper stage controls the full - vehicle suspension by using the lqg with all the control objectives taken into account and determines the desired restoring
該方法將多輸入多輸出的非線性系統經過輸出解耦變換,簡化成四個單輸入單輸出的子系統,通過分別對單級anfis模糊系統的離線辨識和在線調整相結合,產生四個磁流變阻尼器所需要的控制電壓,以此對非線性整車懸架系統的實施智能控制。Semi - active control is fit for suppressing the vibration of vehicle suspension system. electrorheologic fluids can transfer between newton fluid and bingham fluid with the control of applied electric field. electrorheologic damper, which can offer controllable damping force, can be used in semi - active control of vehicle suspension s ystem
電流變液( electrorheologicfluids )在外加電場的作用下可以實現牛頓( newton )流體和賓漢( bingham )流體之間的轉變,利用電流變液製造的阻尼器能夠提供可控阻尼力,可以利用電流變液阻尼器實現對車輛懸架系統的半主動控制減振。Secondly, experiments were made to analyze the effect of the wheel damper, we used the system composed of a self - made pendulum, three acceleration sensors, a four - channel charge amplifier, a sound level meter, a signal collection analyzer and the dasp software
其次,對車輪阻尼器的降噪效果進行實驗分析。實驗採用激振單擺、加速度傳感器、電荷放大器、聲級計、智能信號採集處理分析儀以及dasp軟體組成的測試系統。Vibration control of tracked vehicle with er damper
基於電流變阻尼器的履帶式車輛懸架振動控制Fuzzy control of vehicle semi - active seat suspension using magneto - rheological damper
基於磁流變阻尼器的半主動車輛座椅懸架模糊控制研究The automotive semi - active suspension systems, which consist of passive springs and active dampers with adjustable damping force for different road conditions and automobile running conditions, are the most popular automotive suspension systems due to the active suspension ' s high cost and passive suspension ' s limited performances
鑒于汽車全主動懸架系統高額的價格和被動懸架性能上的不足,由被動彈性元件和主動阻尼器構成的半主動懸架越來越受到相關研究機構的關注,並逐漸成為研究熱點,也受到全球汽車製造商的青睞。This dissertation are divided into six chapters : 1. the purpose and significance of this study are expounded in the first chapter. the application prospect and development tendency of mr fluids and mr devices in the domain of automotive suspension vibration control have been pointed out, on the basis of systematically summarizing of state of automotive suspension technology and mr technique
本文包括下列六章:首先回顧了汽車懸架技術的發展趨勢,分析了可調阻尼器的工作原理;論述了磁流變材料和磁流變器件的研究進展,分析了開發基於磁流變阻尼技術的汽車可調阻尼器的重要性和必要性,提出本文的研究目的和研究內容。分享友人