山西(xi)乘客電梯振動怎么辦?別急,合興永達教您幾招:
一(yi)、采用動(dong)(dong)態(tai)性能良(liang)(liang)好的(de)(de)(de)曳(ye)引電(dian)(dian)(dian)(dian)機替(ti)換(huan)當(dang)前使用的(de)(de)(de)電(dian)(dian)(dian)(dian)機; 第(di)二、改變電(dian)(dian)(dian)(dian)梯(ti)(ti)(ti)系(xi)統某些彈性環(huan)節的(de)(de)(de)剛度系(xi)數以(yi)改變系(xi)統的(de)(de)(de)固有頻(pin)率(lv)(lv),使之遠離曳(ye)引電(dian)(dian)(dian)(dian)機的(de)(de)(de)旋轉(zhuan)頻(pin)率(lv)(lv); 第(di)三(san)、在(zai)電(dian)(dian)(dian)(dian)梯(ti)(ti)(ti)轎(jiao)(jiao)頂(ding)輪兩(liang)側(ce)安裝(zhuang)動(dong)(dong)力(li)吸(xi)振(zhen)(zhen)器以(yi)消耗系(xi)統的(de)(de)(de)振(zhen)(zhen)動(dong)(dong)能量,從而(er)達(da)到減(jian)振(zhen)(zhen)之目(mu)的(de)(de)(de); 第(di)四、使用隔(ge)振(zhen)(zhen)材(cai)料。 一(yi)個正在(zai)服(fu)役的(de)(de)(de)、 笨重的(de)(de)(de)電(dian)(dian)(dian)(dian)梯(ti)(ti)(ti)系(xi)統, 替(ti)換(huan)電(dian)(dian)(dian)(dian)機或彈性元件(jian)相當(dang)麻煩,因而(er), 推薦采用方案三(san), 即(ji)在(zai)轎(jiao)(jiao)頂(ding)輪兩(liang)側(ce)加裝(zhuang)動(dong)(dong)力(li)吸(xi)振(zhen)(zhen)器以(yi)抑(yi)制電(dian)(dian)(dian)(dian)梯(ti)(ti)(ti)的(de)(de)(de)振(zhen)(zhen)動(dong)(dong)。 電(dian)(dian)(dian)(dian)梯(ti)(ti)(ti)系(xi)統加裝(zhuang)動(dong)(dong)力(li)吸(xi)振(zhen)(zhen)器之后, 電(dian)(dian)(dian)(dian)梯(ti)(ti)(ti)橋(qiao)廂(xiang)的(de)(de)(de)垂 直振(zhen)(zhen)動(dong)(dong)被大大削弱了(le), 反映了(le)動(dong)(dong)力(li)吸(xi)振(zhen)(zhen)器良(liang)(liang)好的(de)(de)(de)減(jian)振(zhen)(zhen)效果。通過(guo)合理地抑(yi)制振(zhen)(zhen)源、被動(dong)(dong)隔(ge)振(zhen)(zhen),可以(yi)有效降(jiang)低(di)轎(jiao)(jiao)廂(xiang)內的(de)(de)(de)振(zhen)(zhen)動(dong)(dong)水平(ping),對于(yu)一(yi)般的(de)(de)(de)中低(di)速 (≤2m/s) 電(dian)(dian)(dian)(dian)梯(ti)(ti)(ti)可以(yi)達(da)到相應的(de)(de)(de)舒適性要求(qiu)。但(dan)對于(yu)高速電(dian)(dian)(dian)(dian)梯(ti)(ti)(ti)、超高速電(dian)(dian)(dian)(dian)梯(ti)(ti)(ti),還(huan)必須采用主動(dong)(dong)隔(ge)振(zhen)(zhen)技(ji)術才能達(da)到舒適性的(de)(de)(de)要求(qiu)。主動(dong)(dong)隔(ge)振(zhen)(zhen)系(xi)統包括(kuo)三(san)個關鍵部分振(zhen)(zhen)動(dong)(dong)信號測量、實(shi)時(shi)控制器、作動(dong)(dong)器致動(dong)(dong)器。主動(dong)(dong)隔(ge)振(zhen)(zhen)的(de)(de)(de)效果比較(jiao)好,但(dan)成本也(ye)比較(jiao)高。半主動(dong)(dong)隔(ge)振(zhen)(zhen)則(ze)是根據電(dian)(dian)(dian)(dian)梯(ti)(ti)(ti)的(de)(de)(de)振(zhen)(zhen)動(dong)(dong)狀(zhuang)態(tai)實(shi)時(shi)地調整(zheng)系(xi)統的(de)(de)(de)控制參數、剛度阻(zu)尼(ni)參數。

