汽(Qi)车(Che)尾(Wei)板(Ban)动(Dong)力(Li)单(Dan)元(Yuan)是(Shi)为(Wei)汽(Qi)车(Che)尾(Wei)板(Ban)提(Ti)供(Gong)液(Ye)压(Ya)动(Dong)力(Li)的(De)核(He)心(Xin)组(Zu)件(Jian)，(?)主(Zhu)要(Yao)由(You)液(Ye)压(Ya)系(Xi)统(Tong)、(?)电(Dian)气(Qi)系(Xi)统(Tong)和(He)机(Ji)械(Xie)结(Jie)构(Gou)组(Zu)成(Cheng)。(?)
1.液(Ye)压(Ya)系(Xi)统(Tong)包(Bao)括(Kuo)液(Ye)压(Ya)泵(Beng)、(?)液(Ye)压(Ya)阀(Fa)、(?)液(Ye)压(Ya)缸(Gang)、(?)油(You)箱(Xiang)和(He)管(Guan)路(Lu)等(Deng)部(Bu)件(Jian)，(?)负(Fu)责(Ze)提(Ti)供(Gong)动(Dong)力(Li)和(He)控(Kong)制(Zhi)尾(Wei)板(Ban)的(De)运(Yun)动(Dong)。(?)
2.电(Dian)气(Qi)系(Xi)统(Tong)包(Bao)括(Kuo)蓄(Xu)电(Dian)池(Chi)、(?)电(Dian)机(Ji)和(He)控(Kong)制(Zhi)系(Xi)统(Tong)，(?)提(Ti)供(Gong)电(Dian)源(Yuan)并(Bing)控(Kong)制(Zhi)液(Ye)压(Ya)系(Xi)统(Tong)的(De)运(Yun)行(Xing)。(?)
3.机(Ji)械(Xie)结(Jie)构(Gou)包(Bao)括(Kuo)动(Dong)力(Li)单(Dan)元(Yuan)箱(Xiang)、(?)安(An)装(Zhuang)支(Zhi)架(Jia)和(He)传(Chuan)动(Dong)机(Ji)构(Gou)，(?)提(Ti)供(Gong)支(Zhi)撑(Cheng)和(He)安(An)装(Zhuang)平(Ping)台(Tai)。(?)
工(Gong)作(Zuo)原(Yuan)理(Li)
汽(Qi)车(Che)尾(Wei)板(Ban)动(Dong)力(Li)单(Dan)元(Yuan)的(De)工(Gong)作(Zuo)原(Yuan)理(Li)是(Shi)通(Tong)过(Guo)液(Ye)压(Ya)系(Xi)统(Tong)提(Ti)供(Gong)动(Dong)力(Li)，(?)电(Dian)气(Qi)系(Xi)统(Tong)控(Kong)制(Zhi)运(Yun)行(Xing)，(?)机(Ji)械(Xie)结(Jie)构(Gou)提(Ti)供(Gong)支(Zhi)撑(Cheng)。(?)液(Ye)压(Ya)系(Xi)统(Tong)通(Tong)过(Guo)电(Dian)机(Ji)驱(Qu)动(Dong)油(You)泵(Beng)，(?)将(Jiang)液(Ye)压(Ya)油(You)输(Shu)送(Song)到(Dao)各(Ge)个(Ge)部(Bu)件(Jian)，(?)通(Tong)过(Guo)阀(Fa)组(Zu)控(Kong)制(Zhi)液(Ye)压(Ya)油(You)的(De)流(Liu)动(Dong)方(Fang)向(Xiang)和(He)流(Liu)量(Liang)，(?)从(Cong)而(?)实(Shi)现(Xian)尾(Wei)板(Ban)的(De)升(Sheng)降(Jiang)和(He)转(Zhuan)动(Dong)。(?)电(Dian)气(Qi)系(Xi)统(Tong)通(Tong)过(Guo)控(Kong)制(Zhi)系(Xi)统(Tong)接(Jie)收(Shou)操(Cao)作(Zuo)信(Xin)号(Hao)，(?)控(Kong)制(Zhi)电(Dian)机(Ji)和(He)阀(Fa)组(Zu)的(De)工(Gong)作(Zuo)状(Zhuang)态(Tai)。(?)机(Ji)械(Xie)结(Jie)构(Gou)则(Ze)提(Ti)供(Gong)安(An)装(Zhuang)和(He)支(Zhi)撑(Cheng)平(Ping)台(Tai)。(?)
