為什麼歐式起重機比一般起重機的功率小
除了傳動效率高,歐式起重機自身比一般起重機輕得多。歐式起重機省去了上述傳動部件中的許多,並采用功能更好、資(zi)料(liao)更(geng)緊(jin)湊(cou)的(de)資(zi)料(liao)製(zhi)造(zao)出(chu)每(mei)一(yi)個(ge)關(guan)鍵(jian)部(bu)件(jian),使(shi)每(mei)個(ge)組(zu)織(zhi)的(de)尺(chi)度(du)和(he)分(fen)量(liang)都(dou)大(da)大(da)減(jian)輕(qing),從(cong)而(er)減(jian)輕(qing)了(le)歐(ou)係(xi)製(zhi)冷(leng)的(de)負(fu)擔(dan)。主(zhu)要(yao)承(cheng)重(zhong)構(gou)件(jian)能(neng)夠(gou)天(tian)然(ran)削(xue)減(jian)截(jie)麵(mian)和(he)分(fen)量(liang)。根(gen)據(ju)上(shang)麵(mian)說(shuo)到(dao)的(de)功(gong)率(lv)根(gen)本(ben)公(gong)式(shi),功(gong)率(lv)越(yue)小(xiao),功(gong)率(lv)天(tian)然(ran)就(jiu)越(yue)小(xiao)?
P=FV,也ye就jiu是shi說shuo,功gong率lv是shi力li和he速su度du的de乘cheng積ji。這zhe是shi物wu理li學xue的de知zhi識shi。歐ou式shi起qi重zhong機ji或huo一yi般ban起qi重zhong機ji是shi相xiang同tong的de。然ran而er,影ying響xiang功gong率lv計ji算suan的de因yin素su許xu多duo,如ru外wai電dian阻zu、傳動組織的效率等。一般的起重機組織根本上由電機、聯軸器、傳動軸、zhidongjiansuqidengzucheng,ranhoutongguolianzhouqijiangdonglichuandigeijuantonghuochelunzu。chuandongluxianhenchang,youdenaizhicaiyongkaishichilunchuandong,zhebiranhuixingchenghendadegonglvdiushi。yinci,diandongjideedinggonglvxuanzejiaoda。rangwomenlaikankanoushideqizhongji。meigejizhidougaodujicheng。zaisanheyizuzhidequdongxia,zhijieshengqulelianzhouqi、傳(chuan)動(dong)軸(zhou)等(deng)傳(chuan)動(dong)部(bu)件(jian)。即(ji)使(shi)是(shi)與(yu)輪(lun)對(dui)部(bu)件(jian)連(lian)接(jie),也(ye)采(cai)用(yong)直(zhi)接(jie)驅(qu)動(dong)方(fang)式(shi),底(di)子(zi)沒(mei)有(you)雜(za)亂(luan)的(de)部(bu)件(jian),大(da)大(da)提(ti)高(gao)了(le)傳(chuan)動(dong)效(xiao)率(lv),天(tian)然(ran)選(xuan)擇(ze)的(de)電(dian)機(ji)功(gong)率(lv)能(neng)夠(gou)更(geng)小(xiao)。
我(wo)們(men)能(neng)夠(gou)試(shi)著(zhe)根(gen)據(ju)歐(ou)式(shi)起(qi)重(zhong)機(ji)的(de)功(gong)率(lv)來(lai)裝(zhuang)備(bei)一(yi)般(ban)起(qi)重(zhong)機(ji)的(de)功(gong)率(lv)嗎(ma)?明(ming)顯(xian)不(bu)是(shi)。假(jia)如(ru)一(yi)般(ban)起(qi)重(zhong)機(ji)的(de)電(dian)機(ji)功(gong)率(lv)被(bei)稱(cheng)為(wei)歐(ou)式(shi)起(qi)重(zhong)機(ji),在(zai)相(xiang)同(tong)的(de)負(fu)載(zai)和(he)跨(kua)度(du)下(xia),一(yi)般(ban)起(qi)重(zhong)時(shi)機(ji)導(dao)致(zhi)電(dian)機(ji)毛(mao)病(bing)乃(nai)至(zhi)焚(fen)毀(hui)電(dian)機(ji)。因(yin)此(ci),這(zhe)與(yu)一(yi)般(ban)起(qi)重(zhong)設(she)備(bei)電(dian)機(ji)選(xuan)型(xing)不(bu)合(he)理(li)無(wu)關(guan)。
一(yi)起(qi)購(gou)買(mai)一(yi)般(ban)起(qi)重(zhong)機(ji)和(he)歐(ou)式(shi)起(qi)重(zhong)機(ji)的(de)客(ke)戶(hu)會(hui)發(fa)現(xian),在(zai)相(xiang)同(tong)的(de)負(fu)載(zai)和(he)跨(kua)度(du)下(xia),一(yi)般(ban)起(qi)重(zhong)機(ji)的(de)電(dian)機(ji)功(gong)率(lv)一(yi)般(ban)高(gao)於(yu)歐(ou)式(shi)起(qi)重(zhong)機(ji)。歐(ou)式(shi)起(qi)重(zhong)機(ji)功(gong)率(lv)雖(sui)然(ran)低(di),但(dan)一(yi)點(dian)點(dian)不(bu)影(ying)響(xiang)作(zuo)業(ye),功(gong)能(neng)穩(wen)定(ding),效(xiao)率(lv)高(gao)。
歐(ou)式(shi)起(qi)重(zhong)機(ji)通(tong)過(guo)一(yi)係(xi)列(lie)的(de)優(you)化(hua)設(she)計(ji),節(jie)省(sheng)了(le)許(xu)多(duo)不(bu)必(bi)要(yao)的(de)動(dong)力(li)丟(diu)失(shi),真(zhen)正(zheng)實(shi)現(xian)了(le)對(dui)葉(ye)片(pian)的(de)良(liang)好(hao)鋼(gang)性(xing)。因(yin)此(ci),它(ta)的(de)功(gong)率(lv)要(yao)小(xiao)得(de)多(duo)。現(xian)在(zai),越(yue)來(lai)越(yue)多(duo)的(de)客(ke)戶(hu)意(yi)識(shi)到(dao)這(zhe)一(yi)點(dian),並(bing)選(xuan)擇(ze)歐(ou)式(shi)起(qi)重(zhong)機(ji)作(zuo)為(wei)起(qi)重(zhong)設(she)備(bei)。我(wo)信(xin)任(ren)他(ta)們(men)能(neng)為(wei)公(gong)司(si)的(de)經(jing)營(ying)供(gong)給(gei)更(geng)多(duo)的(de)協(xie)助(zhu)。
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