利永全體員工關注柔性聯軸器對振動系統抗擾動能力
振(zhen)(zhen)(zhen)(zhen)(zhen)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)系(xi)(xi)(xi)統(tong)(tong)(tong)在(zai)工作(zuo)中，由(you)于(yu)(yu)加(jia)載(zai)、卸(xie)載(zai)、電網波動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)或(huo)意外情(qing)況等(deng)原因(yin)，常常使(shi)系(xi)(xi)(xi)統(tong)(tong)(tong)受到(dao)(dao)(dao)擾(rao)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)(de)(de)作(zuo)用。由(you)于(yu)(yu)所(suo)研究的(de)(de)(de)振(zhen)(zhen)(zhen)(zhen)(zhen)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)系(xi)(xi)(xi)統(tong)(tong)(tong)是由(you)旋轉(zhuan)系(xi)(xi)(xi)統(tong)(tong)(tong)驅動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)(de)(de)，有(you) 對擾(rao)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)下(xia)旋轉(zhuan)系(xi)(xi)(xi)統(tong)(tong)(tong)的(de)(de)(de)運動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)進行研究。工程中較(jiao)關(guan)心的(de)(de)(de)是擾(rao)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)后(hou)引起的(de)(de)(de)系(xi)(xi)(xi)統(tong)(tong)(tong)運動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)情(qing)況。對于(yu)(yu)旋轉(zhuan)系(xi)(xi)(xi)統(tong)(tong)(tong)，擾(rao)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)后(hou)的(de)(de)(de)運動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)是系(xi)(xi)(xi)統(tong)(tong)(tong)在(zai)一個初(chu)始(shi)角位移或(huo)初(chu)始(shi)角速(su)度下(xia)的(de)(de)(de)運動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)。這將引起旋轉(zhuan)系(xi)(xi)(xi)統(tong)(tong)(tong)的(de)(de)(de)扭轉(zhuan)振(zhen)(zhen)(zhen)(zhen)(zhen)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，即(ji)在(zai)以勻角速(su)度轉(zhuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)(de)(de)旋轉(zhuan)系(xi)(xi)(xi)統(tong)(tong)(tong)上(shang)疊加(jia)了(le)一個扭轉(zhuan)振(zhen)(zhen)(zhen)(zhen)(zhen)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)。這個扭轉(zhuan)振(zhen)(zhen)(zhen)(zhen)(zhen)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)會傳遞(di)到(dao)(dao)(dao)振(zhen)(zhen)(zhen)(zhen)(zhen)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)系(xi)(xi)(xi)統(tong)(tong)(tong)上(shang)，對振(zhen)(zhen)(zhen)(zhen)(zhen)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)系(xi)(xi)(xi)統(tong)(tong)(tong)的(de)(de)(de)響應造成(cheng) 影響。通(tong)過對裝(zhuang)有(you)柔(rou)性(xing)聯(lian)軸器(qi)的(de)(de)(de)振(zhen)(zhen)(zhen)(zhen)(zhen)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)系(xi)(xi)(xi)統(tong)(tong)(tong)的(de)(de)(de)響應及頻(pin)率(lv)(lv)(lv)特性(xing)進行分(fen)析，主要結(jie)論如下(xia)：由(you)于(yu)(yu)柔(rou)性(xing)聯(lian)軸器(qi)的(de)(de)(de)存在(zai)，使(shi)振(zhen)(zhen)(zhen)(zhen)(zhen)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)體在(zai)初(chu)始(shi)階(jie)段(duan)的(de)(de)(de)振(zhen)(zhen)(zhen)(zhen)(zhen)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)除激振(zhen)(zhen)(zhen)(zhen)(zhen)頻(pin)率(lv)(lv)(lv)、振(zhen)(zhen)(zhen)(zhen)(zhen)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)系(xi)(xi)(xi)統(tong)(tong)(tong)固有(you)頻(pin)率(lv)(lv)(lv)外，還(huan)增加(jia)了(le)旋轉(zhuan)系(xi)(xi)(xi)統(tong)(tong)(tong)固有(you)頻(pin)率(lv)(lv)(lv)。在(zai)穩態階(jie)段(duan)，振(zhen)(zhen)(zhen)(zhen)(zhen)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)體的(de)(de)(de)振(zhen)(zhen)(zhen)(zhen)(zhen)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)頻(pin)率(lv)(lv)(lv)為單一的(de)(de)(de)激振(zhen)(zhen)(zhen)(zhen)(zhen)頻(pin)率(lv)(lv)(lv)；旋轉(zhuan)系(xi)(xi)(xi)統(tong)(tong)(tong)抗擾(rao)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)(de)(de)能(neng)力隨著柔(rou)性(xing)聯(lian)軸器(qi)阻尼的(de)(de)(de)增大而增強(qiang)，旋轉(zhuan)系(xi)(xi)(xi)統(tong)(tong)(tong)所(suo)驅動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)(de)(de)振(zhen)(zhen)(zhen)(zhen)(zhen)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)系(xi)(xi)(xi)統(tong)(tong)(tong)也隨之(zhi)較(jiao)快(kuai)恢(hui)復到(dao)(dao)(dao)穩定狀態。即(ji)振(zhen)(zhen)(zhen)(zhen)(zhen)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)系(xi)(xi)(xi)統(tong)(tong)(tong)抗擾(rao)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)(de)(de)能(neng)力隨著柔(rou)性(xing)聯(lian)軸器(qi)阻尼的(de)(de)(de)增大而增強(qiang)。

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