ZDRE6VP1-1X/50MG24K4M力士乐减压阀REXROTH力士乐比例阀的工作原理如下：在不制动时,活塞在感载弹簧通过杠杆施加的推力F的作用下,处 于左端极限位置,这时阀门离开阀座打开,使输入输出油路相通。当开始制动时,来自助力器的压力为P1的制动液由进油口进入,并通过阀门从出油口输至后制动管路.此时输出液压P,等于输入液压P1当制动踏板力增大时,P1和P2同步增大。但由于活塞左侧承压面积大于右侧,致使活塞左侧受到的力也大于右侧.
Rexroth力士乐比例阀的结构和其它参数一定的情况下,调节作用的初始控制压力P·的值取决于感载的比例阀感载弹簧预紧力的大小,其变化范围在1.35～2.7MPa之I闰.因此只要使弹簧预紧力随汽车实际轴荷的变化而变化,就能实现感载调节。感载比例阀安装在左后轮附近,其安装方式使得轴荷增加时,感载弹簧被拉伸,折点液压PS增大;轴荷减小时.PS减小.这样就使Ps随载荷变化,实现了感载调节,使前后轮制动力分配更接近理想分配特性曲线。
博世力士乐rexroth比例减压阀 DRE和ZDRE型 比例减压阀
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R900901953 DRE6-1X/210MG24NK4M
R900810541 VENTILSITZDRE6-10/210
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R900312991 DICHTUNGSSATZDRE/ZDRE6-1X/M
R900247619 ZDRE6VP2-1X/100MG24NK4V
R901004483 DRE6-1X/100MG24NK4M-1
811402182 ZDRE6VP1X-1X/180G24-25Z4M
811402055 DRE6X-1X/175MG24-8NZ4M
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