从2007年(nian)左右(you)开始(shi)到现在，EHB技(ji)术开始(shi)进(jin)入网(wang)络整合时代。制(zhi)(zhi)动(dong)(dong)系(xi)(xi)(xi)统(tong)不再是(shi)一个(ge)单独(du)的(de)(de)系(xi)(xi)(xi)统(tong)，电(dian)子控(kong)制(zhi)(zhi)单元将它和(he)(he)(he)转向(xiang)系(xi)(xi)(xi)统(tong)、动(dong)(dong)力(li)(li)系(xi)(xi)(xi)统(tong)及辅(fu)助驾(jia)驶(shi)系(xi)(xi)(xi)统(tong)通(tong)(tong)过网(wang)络进(jin)行集(ji)(ji)中控(kong)制(zhi)(zhi)。该(gai)系(xi)(xi)(xi)统(tong)对动(dong)(dong)力(li)(li)系(xi)(xi)(xi)统(tong)、转向(xiang)系(xi)(xi)(xi)统(tong)和(he)(he)(he)制(zhi)(zhi)动(dong)(dong)系(xi)(xi)(xi)统(tong)等(deng)主要总(zong)成(cheng)进(jin)行集(ji)(ji)中控(kong)制(zhi)(zhi)，通(tong)(tong)过传感(gan)(gan)器(qi)(qi)(qi)采集(ji)(ji)驾(jia)驶(shi)员的(de)(de)驾(jia)驶(shi)状况和(he)(he)(he)汽(qi)车(che)(che)行驶(shi)状态，在汽(qi)车(che)(che)动(dong)(dong)态达到不稳(wen)(wen)(wen)定(ding)行驶(shi)临(lin)界状态前就开始(shi)控(kong)制(zhi)(zhi)，以便保持汽(qi)车(che)(che)的(de)(de)稳(wen)(wen)(wen)定(ding)性(xing)，进(jin)一步提(ti)高(gao)了(le)该(gai)车(che)(che)的(de)(de)驾(jia)驶(shi)稳(wen)(wen)(wen)定(ding)性(xing)能和(he)(he)(he)主动(dong)(dong)安全性(xing)能。系(xi)(xi)(xi)统(tong)的(de)(de)响应(ying)时间更快，压(ya)力(li)(li)波动(dong)(dong)跟小，并能明(ming)显改(gai)善驾(jia)驶(shi)员制(zhi)(zhi)动(dong)(dong)时的(de)(de)感(gan)(gan)觉。EHB用一个(ge)综合制(zhi)(zhi)动(dong)(dong)模块取代传统(tong)制(zhi)(zhi)动(dong)(dong)器(qi)(qi)(qi)中的(de)(de)压(ya)力(li)(li)调节器(qi)(qi)(qi)和(he)(he)(he)ABS模块。扬(yang)州(zhou)踏板行程传感(gan)(gan)器(qi)(qi)(qi)

EHB该系统(tong)(tong)可以(yi)非常方(fang)便地(di)替代传(chuan)统(tong)(tong)的(de)(de)真(zhen)空助力(li)器，实(shi)现更多的(de)(de)功(gong)(gong)能(neng)(neng)、更优的(de)(de)性(xing)(xing)能(neng)(neng)、更低的(de)(de)整车(che)(che)成(cheng)本(ben)，已经为国内乘用车(che)(che)、商用车(che)(che)、无人车(che)(che)等(deng)百(bai)余款(kuan)车(che)(che)型(xing)(xing)配套。EHB具(ju)有(you)以(yi)下亮点：高(gao)精度、快(kuai)速响应、高(gao)建压能(neng)(neng)力(li)、高(gao)可靠性(xing)(xing)的(de)(de)主动(dong)(dong)制动(dong)(dong)力(li)控制，满足(zu)智(zhi)能(neng)(neng)驾(jia)驶(shi)(shi)(shi)、无人驾(jia)驶(shi)(shi)(shi)对制动(dong)(dong)系统(tong)(tong)性(xing)(xing)能(neng)(neng)的(de)(de)高(gao)要(yao)求(qiu)提(ti)供完整的(de)(de)智(zhi)能(neng)(neng)驾(jia)驶(shi)(shi)(shi)制动(dong)(dong)系统(tong)(tong)硬件模(mo)块，具(ju)有(you)很强(qiang)的(de)(de)可扩(kuo)展性(xing)(xing)，可便捷地(di)实(shi)现多种智(zhi)能(neng)(neng)驾(jia)驶(shi)(shi)(shi)功(gong)(gong)能(neng)(neng)高(gao)性(xing)(xing)能(neng)(neng)的(de)(de)制动(dong)(dong)能(neng)(neng)量回收控制算法，大(da)幅提(ti)高(gao)新能(neng)(neng)源汽(qi)车(che)(che)的(de)(de)续驶(shi)(shi)(shi)里(li)程(cheng)机(ji)械/液压+电控式(shi)制动(dong)(dong)感(gan)(gan)觉模(mo)拟(ni)方(fang)案，支持运动(dong)(dong)型(xing)(xing)、舒(shu)适型(xing)(xing)不(bu)同模(mo)式(shi)制动(dong)(dong)感(gan)(gan)觉选择(ze)，提(ti)供优异的(de)(de)驾(jia)驶(shi)(shi)(shi)体验支持坡(po)道(dao)起步辅(fu)助、陡坡(po)缓降、舒(shu)适停车(che)(che)、Autohold等(deng)多种功(gong)(gong)能(neng)(neng)，改(gai)善驾(jia)驶(shi)(shi)(shi)的(de)(de)便利性(xing)(xing)紧急(ji)制动(dong)(dong)辅(fu)助功(gong)(gong)能(neng)(neng)（EBA），缩(suo)短紧急(ji)制动(dong)(dong)下的(de)(de)制动(dong)(dong)距(ju)离，提(ti)高(gao)安全性(xing)(xing)实(shi)时故障监测与(yu)备份制动(dong)(dong)功(gong)(gong)能(neng)(neng)，保证驾(jia)驶(shi)(shi)(shi)安全。上海(hai)踏板行程(cheng)传(chuan)感(gan)(gan)器直销(xiao)EHB通(tong)过分(fen)析判断决策(ce)出各(ge)制动(dong)(dong)器所需较(jiao)好的(de)(de)制动(dong)(dong)力(li)，达到良好制动(dong)(dong)效果(guo)。

当(dang)今汽车新(xin)(xin)四(si)化(hua)发(fa)展——电(dian)(dian)(dian)动(dong)(dong)(dong)(dong)(dong)化(hua)、智能(neng)化(hua)、网联化(hua)、共享化(hua)，对汽车制(zhi)(zhi)动(dong)(dong)(dong)(dong)(dong)系(xi)统(tong)(tong)(tong)(tong)提出了(le)很多新(xin)(xin)的(de)(de)需求(qiu)，传(chuan)统(tong)(tong)(tong)(tong)制(zhi)(zhi)动(dong)(dong)(dong)(dong)(dong)系(xi)统(tong)(tong)(tong)(tong)已难以满(man)足，新(xin)(xin)型(xing)的(de)(de)线控(kong)(kong)(kong)制(zhi)(zhi)动(dong)(dong)(dong)(dong)(dong)系(xi)统(tong)(tong)(tong)(tong)应(ying)运而生。线控(kong)(kong)(kong)电(dian)(dian)(dian)子液(ye)(ye)压制(zhi)(zhi)动(dong)(dong)(dong)(dong)(dong)系(xi)统(tong)(tong)(tong)(tong)（Electro-HydraulicBrakingSystem，EHB）是一种(zhong)先进(jin)的(de)(de)电(dian)(dian)(dian)控(kong)(kong)(kong)化(hua)的(de)(de)新(xin)(xin)型(xing)汽车制(zhi)(zhi)动(dong)(dong)(dong)(dong)(dong)系(xi)统(tong)(tong)(tong)(tong)。由内置踏板位移(yi)传(chuan)感(gan)器(qi)、踏板感(gan)觉模拟器(qi)、电(dian)(dian)(dian)机(ji)、减速传(chuan)动(dong)(dong)(dong)(dong)(dong)机(ji)构、制(zhi)(zhi)动(dong)(dong)(dong)(dong)(dong)主(zhu)缸、壳(qiao)体、控(kong)(kong)(kong)制(zhi)(zhi)器(qi)等组成。传(chuan)统(tong)(tong)(tong)(tong)的(de)(de)真(zhen)空(kong)(kong)(kong)助力器(qi)制(zhi)(zhi)动(dong)(dong)(dong)(dong)(dong)系(xi)统(tong)(tong)(tong)(tong)是一种(zhong)依(yi)靠真(zhen)空(kong)(kong)(kong)实(shi)现(xian)助力的(de)(de)纯(chun)机(ji)械的(de)(de)制(zhi)(zhi)动(dong)(dong)(dong)(dong)(dong)系(xi)统(tong)(tong)(tong)(tong)，而线控(kong)(kong)(kong)电(dian)(dian)(dian)子液(ye)(ye)压制(zhi)(zhi)动(dong)(dong)(dong)(dong)(dong)系(xi)统(tong)(tong)(tong)(tong)以电(dian)(dian)(dian)机(ji)为动(dong)(dong)(dong)(dong)(dong)力源，摆脱真(zhen)空(kong)(kong)(kong)依(yi)赖，并(bing)引入了(le)电(dian)(dian)(dian)控(kong)(kong)(kong)单元和多种(zhong)传(chuan)感(gan)器(qi)，使得制(zhi)(zhi)动(dong)(dong)(dong)(dong)(dong)系(xi)统(tong)(tong)(tong)(tong)实(shi)现(xian)电(dian)(dian)(dian)控(kong)(kong)(kong)化(hua)。与传(chuan)统(tong)(tong)(tong)(tong)真(zhen)空(kong)(kong)(kong)助力制(zhi)(zhi)动(dong)(dong)(dong)(dong)(dong)系(xi)统(tong)(tong)(tong)(tong)相比，线控(kong)(kong)(kong)电(dian)(dian)(dian)子液(ye)(ye)压制(zhi)(zhi)动(dong)(dong)(dong)(dong)(dong)系(xi)统(tong)(tong)(tong)(tong)具(ju)有诸(zhu)多优势(shi)。

EHB系(xi)统(tong)以电子元(yuan)件加以替代原始制动系(xi)统(tong)中(zhong)的(de)(de)(de)部分机械元(yuan)件，制动系(xi)统(tong)中(zhong)原有(you)的(de)(de)(de)液压(ya)系(xi)统(tong)不作大(da)的(de)(de)(de)改变。这样可以由液压(ya)系(xi)统(tong)提供(gong)动力，电子系(xi)统(tong)提供(gong)柔性控制，是机电液一(yi)体(ti)化的(de)(de)(de)高新技术(shu)产品(pin)，有(you)很大(da)的(de)(de)(de)发(fa)展潜力。EHB系(xi)统(tong)的(de)(de)(de)主要(yao)(yao)包(bao)(bao)括(kuo)(kuo)两(liang)个部分：液压(ya)执行(xing)机构主要(yao)(yao)包(bao)(bao)括(kuo)(kuo)：高压(ya)蓄能器(qi)(qi)，液压(ya)泵，制动液储油杯，进、出液电磁阀等(deng)，电子控制单(dan)(dan)元(yuan)主要(yao)(yao)包(bao)(bao)括(kuo)(kuo)：传(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)器(qi)(qi)信号(hao)输入单(dan)(dan)元(yuan)，主控单(dan)(dan)元(yuan)，执行(xing)器(qi)(qi)驱动单(dan)(dan)元(yuan)，及一(yi)系(xi)列传(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)器(qi)(qi)：包(bao)(bao)括(kuo)(kuo)档位传(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)器(qi)(qi)，方向盘转角(jiao)传(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)器(qi)(qi)，横摆角(jiao)速(su)(su)度传(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)器(qi)(qi)，制动踏板行(xing)程(cheng)传(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)器(qi)(qi)，油门踏板行(xing)程(cheng)传(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)器(qi)(qi)，离合器(qi)(qi)行(xing)程(cheng)传(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)器(qi)(qi)，轮速(su)(su)传(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)器(qi)(qi)和压(ya)力传(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)器(qi)(qi)，纵向及侧向加速(su)(su)度传(chuan)(chuan)(chuan)(chuan)(chuan)感(gan)(gan)(gan)(gan)(gan)(gan)(gan)器(qi)(qi)等(deng)。EHB能完全单(dan)(dan)独于制动踏板而进行(xing)制动。

新(xin)(xin)(xin)能(neng)(neng)(neng)(neng)源(yuan)(yuan)车EHB的(de)(de)渗(shen)(shen)(shen)透(tou)(tou)(tou)率(lv)高(gao)于(yu)燃油车：2019年新(xin)(xin)(xin)能(neng)(neng)(neng)(neng)源(yuan)(yuan)车EHB渗(shen)(shen)(shen)透(tou)(tou)(tou)率(lv)在17%左右，明显高(gao)于(yu)2019年EHB在燃油车2%左右的(de)(de)渗(shen)(shen)(shen)透(tou)(tou)(tou)率(lv)。我们(men)认(ren)为是由(you)(you)于(yu)新(xin)(xin)(xin)能(neng)(neng)(neng)(neng)源(yuan)(yuan)车在真空助力、能(neng)(neng)(neng)(neng)量(liang)回收(shou)等方面的(de)(de)需求(qiu)，EHB产(chan)品对于(yu)新(xin)(xin)(xin)能(neng)(neng)(neng)(neng)源(yuan)(yuan)车性价比更(geng)高(gao)，预计(ji)(ji)2025年EHB在新(xin)(xin)(xin)能(neng)(neng)(neng)(neng)源(yuan)(yuan)车渗(shen)(shen)(shen)透(tou)(tou)(tou)率(lv)将保持高(gao)速(su)增(zeng)长，有(you)望(wang)(wang)达40%，高(gao)于(yu)燃油车15%的(de)(de)渗(shen)(shen)(shen)透(tou)(tou)(tou)率(lv)水平。燃油车渗(shen)(shen)(shen)透(tou)(tou)(tou)率(lv)低，预计(ji)(ji)增(zeng)速(su)相对慢：燃油车中EHB主要适用(yong)智能(neng)(neng)(neng)(neng)驾驶的(de)(de)场景，我们(men)预计(ji)(ji)渗(shen)(shen)(shen)透(tou)(tou)(tou)率(lv)目前(qian)在1%左右，渗(shen)(shen)(shen)透(tou)(tou)(tou)率(lv)增(zeng)速(su)将低于(yu)新(xin)(xin)(xin)能(neng)(neng)(neng)(neng)源(yuan)(yuan)车，但由(you)(you)于(yu)销量(liang)高(gao)于(yu)新(xin)(xin)(xin)能(neng)(neng)(neng)(neng)源(yuan)(yuan)车，整(zheng)体(ti)市场规模(mo)更(geng)大，预计(ji)(ji)2025年有(you)望(wang)(wang)达30亿元，CAGR为32%。EHB以传统(tong)的(de)(de)液压制动(dong)系统(tong)为基(ji)础，用(yong)电子器件(jian)取代了一部分机械部件(jian)的(de)(de)功(gong)能(neng)(neng)(neng)(neng)。制动(dong)踏(ta)板传感(gan)器批发(fa)价

EHB主要结构是(shi)在传统的液压制动器(qi)基础上发展(zhan)而来(lai)的。扬州踏板行程传感(gan)器(qi)

EHB可以(yi)根据各个车(che)轮的(de)(de)转速(su)和(he)(he)附着力(li)为其(qi)分配(pei)恰(qia)当的(de)(de)制(zhi)(zhi)(zhi)动(dong)(dong)(dong)力(li)度(du)，这就做(zuo)到了制(zhi)(zhi)(zhi)动(dong)(dong)(dong)的(de)(de)高(gao)度(du)灵活性(xing)(xing)和(he)(he)高(gao)效(xiao)性(xing)(xing)。EHB不但能(neng)够(gou)提供高(gao)效(xiao)的(de)(de)常规制(zhi)(zhi)(zhi)动(dong)(dong)(dong)功(gong)能(neng)，还能(neng)发(fa)挥包括(kuo)ABS在(zai)内的(de)(de)更多(duo)辅助(zhu)功(gong)能(neng)。现(xian)代的(de)(de)汽车(che)电子化(hua)程度(du)越(yue)来越(yue)高(gao)，新能(neng)源汽车(che)的(de)(de)发(fa)展又(you)进一步加快了这种(zhong)趋势(shi)。传(chuan)统(tong)的(de)(de)制(zhi)(zhi)(zhi)动(dong)(dong)(dong)系统(tong)在(zai)长(zhang)期(qi)使(shi)用后(hou)，由于各部件(jian)的(de)(de)磨(mo)损和(he)(he)变形，会(hui)导(dao)致(zhi)制(zhi)(zhi)(zhi)动(dong)(dong)(dong)性(xing)(xing)能(neng)的(de)(de)衰退。而(er)EHB会(hui)利用算法弥补(bu)部件(jian)的(de)(de)磨(mo)损和(he)(he)变形，使(shi)制(zhi)(zhi)(zhi)动(dong)(dong)(dong)性(xing)(xing)能(neng)长(zhang)期(qi)处于良好状态。EHB以(yi)传(chuan)统(tong)的(de)(de)液压(ya)制(zhi)(zhi)(zhi)动(dong)(dong)(dong)系统(tong)为基础，用电子器(qi)件(jian)取代了一部分机(ji)械部件(jian)的(de)(de)功(gong)能(neng)。与(yu)飞机(ji)的(de)(de)系统(tong)类(lei)似，制(zhi)(zhi)(zhi)动(dong)(dong)(dong)踏板(ban)和(he)(he)制(zhi)(zhi)(zhi)动(dong)(dong)(dong)缸没有任何机(ji)械连接(jie)，汽车(che)驾(jia)驶员(yuan)的(de)(de)制(zhi)(zhi)(zhi)动(dong)(dong)(dong)动(dong)(dong)(dong)作(zuo)被踏板(ban)上的(de)(de)传(chuan)感(gan)器(qi)感(gan)转化(hua)成电子信号，电子控制(zhi)(zhi)(zhi)单(dan)元接(jie)受(shou)到信号后(hou)，命(ming)令(ling)液压(ya)执行机(ji)构完成制(zhi)(zhi)(zhi)动(dong)(dong)(dong)的(de)(de)操作(zuo)。扬州踏板(ban)行程传(chuan)感(gan)器(qi)

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