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........13..................................14結(jié)論......................................................15參考文獻(xiàn)...............................................16致謝......................................................17摘 要汽車制動(dòng)車輪防抱死技術(shù)是一項(xiàng)比較成熟的技術(shù)。裝用車輪防抱死系統(tǒng)(ABS)的汽車在各種行駛條件下制動(dòng)時(shí),特別是緊急制動(dòng)工況,不僅能較好利用輪胎與路面之間的潛在附著力,提高騎著抗滑的方向穩(wěn)定性,保持轉(zhuǎn)向操作性,而且能充分發(fā)揮制動(dòng)效能,縮短制動(dòng)距離,提高整車的安全性能本文主要介紹汽車車輪防抱死系統(tǒng)(ABS)的定義、結(jié)構(gòu)組成及工作原理分析,和ABS系統(tǒng)的電子控制部分的組成和原理,輪速傳感器,液壓控制裝置的組成和原理。由車輪防抱死系統(tǒng)(ABS)的基礎(chǔ)來(lái)引出其工作原理,分析ABS工作原理的同時(shí)進(jìn)行控制裝置的介紹。關(guān)鍵詞:ABS系統(tǒng);組成;原理;控制;檢修Abstract Car wheel antilock braking technology is a relatively mature technology. With wheel antilock braking system (ABS) when the car in various driving conditions braking, emergency braking condition, in particular, can not only better use of adhesion between tire and road surface potential, improve riding stability against sliding direction, keep steering operability, and can give full play to the braking efficiency, shorten braking distance, improve the safety performance of the vehicle car wheel antilock braking system (ABS) were introduced in this paper the definition, structure and working principle of analysis, and the ABS system, the position and principle of electronic control part of the wheel speed sensor, the position and principle of the hydraulic control unit. Also introduced the wheel antilock braking system (ABS) the trouble light of ABS, ABS know the use and maintenance. By the wheel antilock braking system (ABS) to introduce its working principle, the basis of analysis of ABS working principle at the same time control device is introduced. Good parison devices, prehensive analysis of the final conclusion. Key words: ABS System。 The principle。overhau14前言ABS(Antilocked Braking System)防抱死制動(dòng)系統(tǒng),它是一種具有防滑、防鎖死等優(yōu)點(diǎn)的汽車安全控制系統(tǒng),現(xiàn)代汽車上大量安裝防抱死制動(dòng)系統(tǒng),ABS既有普通制動(dòng)系統(tǒng)的制動(dòng)功能,又能防止車輪鎖死,使汽車在制動(dòng)狀態(tài)下仍能轉(zhuǎn)向,保證汽車的制動(dòng)方向穩(wěn)定性,防止產(chǎn)生側(cè)滑和跑偏,是目前汽車上最先進(jìn)、制動(dòng)效果最佳的制動(dòng)。世界上最早的機(jī)械防抱死系統(tǒng)(ABS)是1930年瑞典工程師維奈發(fā)明的,成為當(dāng)時(shí)汽車裝備的奢侈品。ABS的研究經(jīng)過(guò)80年的努力,目前已有了突破性進(jìn)展,從兩輪ABS汽車開(kāi)始變成四輪ABS汽車,從機(jī)械A(chǔ)BS開(kāi)始向電子ABS發(fā)展,逐步使ABS在大眾汽車上得到推廣和普及。不能簡(jiǎn)單地將ABS與縮短剎車距離劃等號(hào),即使你的車上配有ABS,你也仍然必須保持正常的車距與車速,這些才是安全行車的最基本保證。這時(shí),滾動(dòng)摩擦變成滑動(dòng)摩擦,制動(dòng)力大大下降。所以,ABS系統(tǒng)通過(guò)電子機(jī)械的控制,以非??斓乃俣染艿目刂浦苿?dòng)液壓力的收放,來(lái)達(dá)到車輪抱死,確保輪胎的最大制動(dòng)力以及制動(dòng)過(guò)程中的轉(zhuǎn)向能力,使車輛在緊急制動(dòng)時(shí)也具有躲避障礙的能力??梢灶A(yù)計(jì),今后最新的控制技術(shù)是推動(dòng)傳感器技術(shù)的高性能,所增加新功能的高級(jí)化,盡量向確保必要功能、簡(jiǎn)化結(jié)構(gòu)以降低成本的二極化方向發(fā)展。第一章 車輪防抱死系統(tǒng)(ABS) 車輪防抱死系統(tǒng)(ABS)的技術(shù)介紹人們?cè)谄嚨氖褂弥邪l(fā)現(xiàn),在濕滑的路面上行駛時(shí),施加的制動(dòng)力過(guò)小,會(huì)延長(zhǎng)制動(dòng)距離,降低行駛的安全性。汽車是利用地面和輪胎之間產(chǎn)生的摩擦力減速的。由于車速、載重、路面、車況等因素的影響,車速和輪速的降低并不完全相同,總是存有一定的差值,