国产寡妇XXXX猛交_老阿姨哔哩哔哩B站肉片茄子芒果_色婷婷婷亚洲综合丁香五月_一面膜上边一面膜下边韩国

潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)水(shui)(shui)(shui)(shui)(shui)排(pai)(pai)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)種(zhong)(zhong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)與(yu)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)連體(ti)(ti)(ti)，并(bing)(bing)同(tong)(tong)(tong)時(shi)(shi)潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)入(ru)液(ye)(ye)下(xia)工(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)類產(chan)品(pin)，與(yu)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)般(ban)臥(wo)式(shi)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)或立(li)式(shi)污(wu)水(shui)(shui)(shui)(shui)(shui)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)相(xiang)比(bi)，潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)水(shui)(shui)(shui)(shui)(shui)排(pai)(pai)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)明顯具(ju)(ju)有(you)以(yi)(yi)下(xia)幾個(ge)(ge)(ge)(ge)方(fang)(fang)(fang)(fang)面(mian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)優點(dian)(dian)(dian)(dian)(dian)：1.結構緊湊、占地(di)(di)面(mian)積小。潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)水(shui)(shui)(shui)(shui)(shui)排(pai)(pai)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)由于(yu)潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)入(ru)液(ye)(ye)下(xia)工(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)，因(yin)此(ci)可(ke)(ke)(ke)(ke)直接安(an)裝(zhuang)于(yu)污(wu)水(shui)(shui)(shui)(shui)(shui)池內(nei)，無(wu)需建造專門的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)房(fang)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)來(lai)(lai)安(an)裝(zhuang)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)及機(ji)(ji)(ji)(ji)(ji)，可(ke)(ke)(ke)(ke)以(yi)(yi)節(jie)省(sheng)大(da)(da)量(liang)(liang)(liang)(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)土地(di)(di)及基建費用(yong)(yong)(yong)(yong)(yong)(yong)(yong)。2.安(an)裝(zhuang)維修(xiu)方(fang)(fang)(fang)(fang)便(bian)(bian)。小型(xing)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)水(shui)(shui)(shui)(shui)(shui)排(pai)(pai)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)可(ke)(ke)(ke)(ke)以(yi)(yi)自由安(an)裝(zhuang)，大(da)(da)型(xing)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)水(shui)(shui)(shui)(shui)(shui)排(pai)(pai)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)般(ban)都(dou)(dou)配(pei)有(you)自動(dong)(dong)(dong)藕合(he)(he)(he)裝(zhuang)置(zhi)可(ke)(ke)(ke)(ke)以(yi)(yi)進行(xing)(xing)自動(dong)(dong)(dong)安(an)裝(zhuang)，安(an)裝(zhuang)及維修(xiu)相(xiang)當(dang)(dang)方(fang)(fang)(fang)(fang)便(bian)(bian)。3.連續(xu)運轉(zhuan)時(shi)(shi)間長。潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)水(shui)(shui)(shui)(shui)(shui)排(pai)(pai)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)由于(yu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)和(he)(he)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)同(tong)(tong)(tong)軸(zhou)(zhou)(zhou)，軸(zhou)(zhou)(zhou)短，轉(zhuan)動(dong)(dong)(dong)部(bu)(bu)件重量(liang)(liang)(liang)(liang)(liang)輕，因(yin)此(ci)軸(zhou)(zhou)(zhou)承(cheng)(cheng)上(shang)(shang)承(cheng)(cheng)受(shou)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)載荷(he)(徑(jing)向(xiang))相(xiang)對(dui)較(jiao)(jiao)小，壽命(ming)(ming)(ming)比(bi)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)般(ban)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)要(yao)(yao)(yao)(yao)長得多。4.不(bu)存在(zai)(zai)(zai)(zai)(zai)汽(qi)蝕破壞及灌引水(shui)(shui)(shui)(shui)(shui)等問(wen)(wen)(wen)(wen)(wen)題。特(te)別是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)后一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)點(dian)(dian)(dian)(dian)(dian)給操作(zuo)(zuo)(zuo)人員(yuan)帶(dai)來(lai)(lai)了(le)(le)很大(da)(da)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)方(fang)(fang)(fang)(fang)便(bian)(bian)。5.振動(dong)(dong)(dong)噪聲小，電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)溫升(sheng)低(di)(di)(di)，對(dui)環境(jing)無(wu)污(wu)染(ran)。 正(zheng)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)由于(yu)上(shang)(shang)述優點(dian)(dian)(dian)(dian)(dian)，潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)水(shui)(shui)(shui)(shui)(shui)潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)已越(yue)來(lai)(lai)越(yue)受(shou)到(dao)(dao)(dao)人們(men)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)重視(shi)，使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)范圍(wei)也(ye)(ye)(ye)越(yue)來(lai)(lai)越(yue)廣，由原來(lai)(lai)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)單純(chun)地(di)(di)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)來(lai)(lai)輸(shu)送(song)清水(shui)(shui)(shui)(shui)(shui)到(dao)(dao)(dao)現在(zai)(zai)(zai)(zai)(zai)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)可(ke)(ke)(ke)(ke)以(yi)(yi)輸(shu)送(song)各種(zhong)(zhong)生(sheng)活污(wu)水(shui)(shui)(shui)(shui)(shui)、工(gong)(gong)(gong)(gong)(gong)業廢水(shui)(shui)(shui)(shui)(shui)、建筑工(gong)(gong)(gong)(gong)(gong)地(di)(di)排(pai)(pai)水(shui)(shui)(shui)(shui)(shui)、液(ye)(ye)狀飼料(liao)等等。在(zai)(zai)(zai)(zai)(zai)市政工(gong)(gong)(gong)(gong)(gong)程、工(gong)(gong)(gong)(gong)(gong)業、醫院、建筑、飯(fan)店、水(shui)(shui)(shui)(shui)(shui)利建設(she)等各行(xing)(xing)各業中(zhong)(zhong)起(qi)(qi)(qi)著(zhu)十(shi)分(fen)(fen)(fen)重要(yao)(yao)(yao)(yao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)。 但是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)任何事物都(dou)(dou)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)分(fen)(fen)(fen)為(wei)二的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)，對(dui)于(yu)潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)水(shui)(shui)(shui)(shui)(shui)潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)來(lai)(lai)說(shuo)(shuo)最關(guan)(guan)鍵(jian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)問(wen)(wen)(wen)(wen)(wen)題是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)可(ke)(ke)(ke)(ke)靠(kao)(kao)性問(wen)(wen)(wen)(wen)(wen)題，因(yin)為(wei)潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)水(shui)(shui)(shui)(shui)(shui)排(pai)(pai)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)場合(he)(he)(he)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)在(zai)(zai)(zai)(zai)(zai)液(ye)(ye)下(xia);輸(shu)送(song)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)介(jie)質是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)些含有(you)固(gu)體(ti)(ti)(ti)物料(liao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)混(hun)合(he)(he)(he)液(ye)(ye)體(ti)(ti)(ti);泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)與(yu)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)靠(kao)(kao)得很近(jin)(jin);泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)為(wei)立(li)式(shi)布置(zhi)，轉(zhuan)動(dong)(dong)(dong)部(bu)(bu)件重量(liang)(liang)(liang)(liang)(liang)與(yu)葉(xie)(xie)輪(lun)(lun)(lun)(lun)承(cheng)(cheng)受(shou)水(shui)(shui)(shui)(shui)(shui)壓力(li)(li)(li)(li)同(tong)(tong)(tong)向(xiang)。這(zhe)(zhe)(zhe)些問(wen)(wen)(wen)(wen)(wen)題都(dou)(dou)使(shi)(shi)(shi)得潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)水(shui)(shui)(shui)(shui)(shui)潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)在(zai)(zai)(zai)(zai)(zai)密(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)、電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)承(cheng)(cheng)載能(neng)(neng)(neng)(neng)力(li)(li)(li)(li)、軸(zhou)(zhou)(zhou)承(cheng)(cheng)布置(zhi)及選(xuan)(xuan)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)等方(fang)(fang)(fang)(fang)面(mian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)要(yao)(yao)(yao)(yao)求比(bi)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)般(ban)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)污(wu)水(shui)(shui)(shui)(shui)(shui)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)要(yao)(yao)(yao)(yao)高。 為(wei)了(le)(le)提高潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)水(shui)(shui)(shui)(shui)(shui)潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)壽命(ming)(ming)(ming)，現在(zai)(zai)(zai)(zai)(zai)國內(nei)外大(da)(da)部(bu)(bu)分(fen)(fen)(fen)廠家都(dou)(dou)在(zai)(zai)(zai)(zai)(zai)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)保護(hu)系統上(shang)(shang)想(xiang)辦法(fa)(fa)，即在(zai)(zai)(zai)(zai)(zai)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)發(fa)生(sheng)泄(xie)漏、過(guo)(guo)載、超(chao)溫等故(gu)障(zhang)時(shi)(shi)能(neng)(neng)(neng)(neng)進行(xing)(xing)自動(dong)(dong)(dong)報警(jing)，并(bing)(bing)自動(dong)(dong)(dong)停機(ji)(ji)(ji)(ji)(ji)備修(xiu)。可(ke)(ke)(ke)(ke)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)我們(men)認為(wei)，在(zai)(zai)(zai)(zai)(zai)潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)水(shui)(shui)(shui)(shui)(shui)排(pai)(pai)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)中(zhong)(zhong)設(she)置(zhi)保護(hu)系統很有(you)必要(yao)(yao)(yao)(yao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)，它能(neng)(neng)(neng)(neng)有(you)效地(di)(di)保護(hu)電(dian)(dian)(dian)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)安(an)全(quan)運行(xing)(xing)。但這(zhe)(zhe)(zhe)并(bing)(bing)不(bu)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)問(wen)(wen)(wen)(wen)(wen)題的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)關(guan)(guan)鍵(jian)，保護(hu)系統只不(bu)過(guo)(guo)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)在(zai)(zai)(zai)(zai)(zai)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)發(fa)生(sheng)故(gu)障(zhang)后的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)種(zhong)(zhong)補救辦法(fa)(fa)，是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)種(zhong)(zhong)比(bi)較(jiao)(jiao)被(bei)動(dong)(dong)(dong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)辦法(fa)(fa)。 問(wen)(wen)(wen)(wen)(wen)題的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)關(guan)(guan)鍵(jian)應(ying)該是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)從根本著(zhu)手，徹(che)底解(jie)決泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)在(zai)(zai)(zai)(zai)(zai)密(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)、過(guo)(guo)載等方(fang)(fang)(fang)(fang)面(mian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)問(wen)(wen)(wen)(wen)(wen)題，這(zhe)(zhe)(zhe)才是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)種(zhong)(zhong)較(jiao)(jiao)為(wei)主(zhu)動(dong)(dong)(dong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)辦法(fa)(fa)。為(wei)此(ci)我們(men)把副(fu)(fu)(fu)葉(xie)(xie)輪(lun)(lun)(lun)(lun)流(liu)體(ti)(ti)(ti)動(dong)(dong)(dong)力(li)(li)(li)(li)密(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)技(ji)(ji)(ji)術(shu)(shu)及泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)無(wu)過(guo)(guo)載設(she)計(ji)(ji)技(ji)(ji)(ji)術(shu)(shu)應(ying)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)于(yu)潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)水(shui)(shui)(shui)(shui)(shui)潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)中(zhong)(zhong)來(lai)(lai)，較(jiao)(jiao)大(da)(da)提高了(le)(le)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)密(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)可(ke)(ke)(ke)(ke)靠(kao)(kao)性和(he)(he)承(cheng)(cheng)載能(neng)(neng)(neng)(neng)力(li)(li)(li)(li)，延(yan)長了(le)(le)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)壽命(ming)(ming)(ming)。 一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)、副(fu)(fu)(fu)葉(xie)(xie)輪(lun)(lun)(lun)(lun)流(liu)體(ti)(ti)(ti)動(dong)(dong)(dong)力(li)(li)(li)(li)密(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)技(ji)(ji)(ji)術(shu)(shu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)應(ying)用(yong)(yong)(yong)(yong)(yong)(yong)(yong) 所(suo)(suo)謂的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)副(fu)(fu)(fu)葉(xie)(xie)輪(lun)(lun)(lun)(lun)流(liu)體(ti)(ti)(ti)動(dong)(dong)(dong)力(li)(li)(li)(li)密(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)指(zhi)在(zai)(zai)(zai)(zai)(zai)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)葉(xie)(xie)輪(lun)(lun)(lun)(lun)后蓋板背面(mian)附近(jin)(jin)同(tong)(tong)(tong)軸(zhou)(zhou)(zhou)反(fan)方(fang)(fang)(fang)(fang)向(xiang)安(an)裝(zhuang)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)開式(shi)葉(xie)(xie)輪(lun)(lun)(lun)(lun)。當(dang)(dang)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)工(gong)(gong)(gong)(gong)(gong)作(zuo)(zuo)(zuo)時(shi)(shi)，副(fu)(fu)(fu)葉(xie)(xie)輪(lun)(lun)(lun)(lun)隨泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)主(zhu)軸(zhou)(zhou)(zhou)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)起(qi)(qi)(qi)旋轉(zhuan)，副(fu)(fu)(fu)葉(xie)(xie)輪(lun)(lun)(lun)(lun)中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)液(ye)(ye)體(ti)(ti)(ti)也(ye)(ye)(ye)會(hui)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)起(qi)(qi)(qi)旋轉(zhuan)，轉(zhuan)動(dong)(dong)(dong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)液(ye)(ye)體(ti)(ti)(ti)會(hui)產(chan)生(sheng)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)向(xiang)外的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)離心(xin)力(li)(li)(li)(li)，這(zhe)(zhe)(zhe)個(ge)(ge)(ge)(ge)離心(xin)力(li)(li)(li)(li)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)方(fang)(fang)(fang)(fang)面(mian)頂(ding)住流(liu)向(xiang)機(ji)(ji)(ji)(ji)(ji)械(xie)(xie)密(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)處的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)液(ye)(ye)體(ti)(ti)(ti)，降(jiang)低(di)(di)(di)了(le)(le)機(ji)(ji)(ji)(ji)(ji)械(xie)(xie)密(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)處的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)壓力(li)(li)(li)(li)。另一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)方(fang)(fang)(fang)(fang)面(mian)阻止介(jie)質中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)固(gu)體(ti)(ti)(ti)顆粒(li)進入(ru)機(ji)(ji)(ji)(ji)(ji)械(xie)(xie)密(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)摩擦副(fu)(fu)(fu)中(zhong)(zhong)，減少機(ji)(ji)(ji)(ji)(ji)械(xie)(xie)密(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)磨(mo)塊的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)磨(mo)損(sun)(sun)(sun)，延(yan)長了(le)(le)其(qi)使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)壽命(ming)(ming)(ming)。副(fu)(fu)(fu)葉(xie)(xie)輪(lun)(lun)(lun)(lun)除(chu)了(le)(le)起(qi)(qi)(qi)到(dao)(dao)(dao)密(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)外，還可(ke)(ke)(ke)(ke)以(yi)(yi)起(qi)(qi)(qi)到(dao)(dao)(dao)降(jiang)低(di)(di)(di)軸(zhou)(zhou)(zhou)向(xiang)力(li)(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)，在(zai)(zai)(zai)(zai)(zai)潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)中(zhong)(zhong)軸(zhou)(zhou)(zhou)向(xiang)力(li)(li)(li)(li)主(zhu)要(yao)(yao)(yao)(yao)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)由液(ye)(ye)體(ti)(ti)(ti)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)在(zai)(zai)(zai)(zai)(zai)葉(xie)(xie)輪(lun)(lun)(lun)(lun)上(shang)(shang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)壓差(cha)力(li)(li)(li)(li)和(he)(he)整個(ge)(ge)(ge)(ge)轉(zhuan)動(dong)(dong)(dong)部(bu)(bu)分(fen)(fen)(fen)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)重力(li)(li)(li)(li)所(suo)(suo)組成，這(zhe)(zhe)(zhe)兩(liang)個(ge)(ge)(ge)(ge)力(li)(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)方(fang)(fang)(fang)(fang)向(xiang)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)相(xiang)同(tong)(tong)(tong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)，合(he)(he)(he)力(li)(li)(li)(li)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)由兩(liang)個(ge)(ge)(ge)(ge)力(li)(li)(li)(li)相(xiang)加而(er)成。可(ke)(ke)(ke)(ke)以(yi)(yi)看出，在(zai)(zai)(zai)(zai)(zai)性能(neng)(neng)(neng)(neng)參(can)數(shu)完全(quan)相(xiang)同(tong)(tong)(tong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)情況(kuang)下(xia)，潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)軸(zhou)(zhou)(zhou)向(xiang)力(li)(li)(li)(li)比(bi)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)般(ban)臥(wo)式(shi)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)要(yao)(yao)(yao)(yao)大(da)(da)，而(er)平衡(heng)難度(du)比(bi)立(li)式(shi)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)要(yao)(yao)(yao)(yao)難。所(suo)(suo)以(yi)(yi)在(zai)(zai)(zai)(zai)(zai)潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)中(zhong)(zhong)，軸(zhou)(zhou)(zhou)承(cheng)(cheng)容(rong)易損(sun)(sun)(sun)壞其(qi)原因(yin)也(ye)(ye)(ye)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)與(yu)軸(zhou)(zhou)(zhou)向(xiang)力(li)(li)(li)(li)大(da)(da)有(you)著(zhu)很大(da)(da)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)關(guan)(guan)系。而(er)如果安(an)裝(zhuang)了(le)(le)副(fu)(fu)(fu)葉(xie)(xie)輪(lun)(lun)(lun)(lun)，液(ye)(ye)體(ti)(ti)(ti)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)在(zai)(zai)(zai)(zai)(zai)副(fu)(fu)(fu)葉(xie)(xie)輪(lun)(lun)(lun)(lun)上(shang)(shang)壓差(cha)力(li)(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)方(fang)(fang)(fang)(fang)向(xiang)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)與(yu)上(shang)(shang)述兩(liang)力(li)(li)(li)(li)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)合(he)(he)(he)力(li)(li)(li)(li)相(xiang)反(fan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)，這(zhe)(zhe)(zhe)樣可(ke)(ke)(ke)(ke)以(yi)(yi)抵消一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)部(bu)(bu)分(fen)(fen)(fen)軸(zhou)(zhou)(zhou)向(xiang)力(li)(li)(li)(li)，也(ye)(ye)(ye)就(jiu)起(qi)(qi)(qi)到(dao)(dao)(dao)了(le)(le)延(yan)長軸(zhou)(zhou)(zhou)承(cheng)(cheng)壽命(ming)(ming)(ming)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)作(zuo)(zuo)(zuo)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)。但是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)副(fu)(fu)(fu)葉(xie)(xie)輪(lun)(lun)(lun)(lun)密(mi)(mi)封(feng)(feng)(feng)(feng)(feng)(feng)系統也(ye)(ye)(ye)有(you)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)缺點(dian)(dian)(dian)(dian)(dian)，那(nei)就(jiu)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)在(zai)(zai)(zai)(zai)(zai)副(fu)(fu)(fu)葉(xie)(xie)輪(lun)(lun)(lun)(lun)上(shang)(shang)要(yao)(yao)(yao)(yao)消耗一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)部(bu)(bu)分(fen)(fen)(fen)能(neng)(neng)(neng)(neng)量(liang)(liang)(liang)(liang)(liang)，一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)般(ban)在(zai)(zai)(zai)(zai)(zai)3%左(zuo)右，但是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)只要(yao)(yao)(yao)(yao)設(she)計(ji)(ji)合(he)(he)(he)理，完全(quan)可(ke)(ke)(ke)(ke)以(yi)(yi)把這(zhe)(zhe)(zhe)部(bu)(bu)分(fen)(fen)(fen)損(sun)(sun)(sun)失降(jiang)低(di)(di)(di)到(dao)(dao)(dao)最低(di)(di)(di)限(xian)度(du)。二、泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)無(wu)過(guo)(guo)載設(she)計(ji)(ji)技(ji)(ji)(ji)術(shu)(shu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)應(ying)用(yong)(yong)(yong)(yong)(yong)(yong)(yong) 在(zai)(zai)(zai)(zai)(zai)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)般(ban)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)離心(xin)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)中(zhong)(zhong)，功(gong)(gong)(gong)率(lv)(lv)(lv)總是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)隨著(zhu)流(liu)量(liang)(liang)(liang)(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)增(zeng)加而(er)增(zeng)加的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)，也(ye)(ye)(ye)就(jiu)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)說(shuo)(shuo)，功(gong)(gong)(gong)率(lv)(lv)(lv)曲(qu)(qu)線(xian)(xian)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)根隨流(liu)量(liang)(liang)(liang)(liang)(liang)增(zeng)加而(er)上(shang)(shang)升(sheng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)曲(qu)(qu)線(xian)(xian)，這(zhe)(zhe)(zhe)對(dui)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)會(hui)帶(dai)來(lai)(lai)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)問(wen)(wen)(wen)(wen)(wen)題:當(dang)(dang)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)在(zai)(zai)(zai)(zai)(zai)設(she)計(ji)(ji)工(gong)(gong)(gong)(gong)(gong)況(kuang)點(dian)(dian)(dian)(dian)(dian)運行(xing)(xing)時(shi)(shi)，一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)般(ban)來(lai)(lai)說(shuo)(shuo)，泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)功(gong)(gong)(gong)率(lv)(lv)(lv)小于(yu)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)額定(ding)功(gong)(gong)(gong)率(lv)(lv)(lv)，這(zhe)(zhe)(zhe)臺泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)安(an)全(quan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de);但是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)當(dang)(dang)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)揚(yang)程降(jiang)低(di)(di)(di)時(shi)(shi)，流(liu)量(liang)(liang)(liang)(liang)(liang)就(jiu)會(hui)增(zeng)加(從泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)性能(neng)(neng)(neng)(neng)曲(qu)(qu)線(xian)(xian)可(ke)(ke)(ke)(ke)以(yi)(yi)看出)，功(gong)(gong)(gong)率(lv)(lv)(lv)也(ye)(ye)(ye)隨之(zhi)增(zeng)加。當(dang)(dang)流(liu)量(liang)(liang)(liang)(liang)(liang)超(chao)過(guo)(guo)設(she)計(ji)(ji)工(gong)(gong)(gong)(gong)(gong)況(kuang)點(dian)(dian)(dian)(dian)(dian)流(liu)量(liang)(liang)(liang)(liang)(liang)并(bing)(bing)到(dao)(dao)(dao)達一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)定(ding)值(zhi)時(shi)(shi)，泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)輸(shu)入(ru)功(gong)(gong)(gong)率(lv)(lv)(lv)可(ke)(ke)(ke)(ke)能(neng)(neng)(neng)(neng)會(hui)超(chao)過(guo)(guo)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)額定(ding)功(gong)(gong)(gong)率(lv)(lv)(lv)而(er)造成電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)過(guo)(guo)載而(er)燒(shao)毀。 電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)過(guo)(guo)載運行(xing)(xing)時(shi)(shi)要(yao)(yao)(yao)(yao)么(me)(me)保護(hu)系統動(dong)(dong)(dong)作(zuo)(zuo)(zuo)使(shi)(shi)(shi)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)停止轉(zhuan)動(dong)(dong)(dong);要(yao)(yao)(yao)(yao)么(me)(me)保護(hu)系統失靈使(shi)(shi)(shi)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)燒(shao)毀。泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)揚(yang)程低(di)(di)(di)于(yu)設(she)計(ji)(ji)工(gong)(gong)(gong)(gong)(gong)況(kuang)點(dian)(dian)(dian)(dian)(dian)揚(yang)程使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)情況(kuang)，在(zai)(zai)(zai)(zai)(zai)實際中(zhong)(zhong)也(ye)(ye)(ye)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)經(jing)(jing)常(chang)會(hui)遇(yu)到(dao)(dao)(dao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)，一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)種(zhong)(zhong)情況(kuang)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)在(zai)(zai)(zai)(zai)(zai)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)選(xuan)(xuan)型(xing)時(shi)(shi)，泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)揚(yang)程選(xuan)(xuan)得過(guo)(guo)高，而(er)實際使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)時(shi)(shi)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)降(jiang)低(di)(di)(di)揚(yang)程使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de);另一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)種(zhong)(zhong)情況(kuang)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)，在(zai)(zai)(zai)(zai)(zai)使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)中(zhong)(zhong)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)工(gong)(gong)(gong)(gong)(gong)況(kuang)點(dian)(dian)(dian)(dian)(dian)不(bu)太好確定(ding)，換句話(hua)(hua)說(shuo)(shuo)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)流(liu)量(liang)(liang)(liang)(liang)(liang)需要(yao)(yao)(yao)(yao)經(jing)(jing)常(chang)進行(xing)(xing)調節(jie);還有(you)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)種(zhong)(zhong)情況(kuang)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)需要(yao)(yao)(yao)(yao)經(jing)(jing)常(chang)改變(bian)地(di)(di)點(dian)(dian)(dian)(dian)(dian)使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)。這(zhe)(zhe)(zhe)三種(zhong)(zhong)情況(kuang)者陌可(ke)(ke)(ke)(ke)能(neng)(neng)(neng)(neng)使(shi)(shi)(shi)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)過(guo)(guo)載而(er)影響泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)可(ke)(ke)(ke)(ke)靠(kao)(kao)性。可(ke)(ke)(ke)(ke)以(yi)(yi)這(zhe)(zhe)(zhe)么(me)(me)說(shuo)(shuo)，對(dui)于(yu)沒有(you)全(quan)揚(yang)程特(te)性的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(包括潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)水(shui)(shui)(shui)(shui)(shui)潛(qian)(qian)(qian)(qian)(qian)(qian)(qian)(qian)污(wu)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng))，其(qi)使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)范圍(wei)會(hui)受(shou)到(dao)(dao)(dao)很大(da)(da)程度(du)上(shang)(shang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)限(xian)制。所(suo)(suo)謂的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)全(quan)揚(yang)程特(te)性(也(ye)(ye)(ye)稱無(wu)過(guo)(guo)載特(te)征)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)指(zhi)功(gong)(gong)(gong)率(lv)(lv)(lv)曲(qu)(qu)線(xian)(xian)隨流(liu)量(liang)(liang)(liang)(liang)(liang)增(zeng)加而(er)上(shang)(shang)升(sheng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)速度(du)非常(chang)緩慢，更理想(xiang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)當(dang)(dang)流(liu)量(liang)(liang)(liang)(liang)(liang)增(zeng)加到(dao)(dao)(dao)某一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)定(ding)值(zhi)時(shi)(shi)，功(gong)(gong)(gong)率(lv)(lv)(lv)不(bu)但不(bu)會(hui)再上(shang)(shang)升(sheng)，反(fan)而(er)會(hui)有(you)所(suo)(suo)下(xia)降(jiang)，也(ye)(ye)(ye)就(jiu)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)說(shuo)(shuo)功(gong)(gong)(gong)率(lv)(lv)(lv)曲(qu)(qu)線(xian)(xian)是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)根有(you)駝(tuo)峰的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)曲(qu)(qu)線(xian)(xian)，如果這(zhe)(zhe)(zhe)樣的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)話(hua)(hua)，我們(men)只要(yao)(yao)(yao)(yao)選(xuan)(xuan)擇電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)額定(ding)功(gong)(gong)(gong)率(lv)(lv)(lv)略超(chao)過(guo)(guo)駝(tuo)峰點(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)功(gong)(gong)(gong)率(lv)(lv)(lv)值(zhi)，那(nei)么(me)(me)在(zai)(zai)(zai)(zai)(zai)0流(liu)量(liang)(liang)(liang)(liang)(liang)到(dao)(dao)(dao)最大(da)(da)流(liu)量(liang)(liang)(liang)(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)整個(ge)(ge)(ge)(ge)范圍(wei)內(nei)，你無(wu)論在(zai)(zai)(zai)(zai)(zai)那(nei)一(yi)(yi)(yi)(yi)(yi)(yi)(yi)(yi)個(ge)(ge)(ge)(ge)工(gong)(gong)(gong)(gong)(gong)況(kuang)點(dian)(dian)(dian)(dian)(dian)上(shang)(shang)運行(xing)(xing)，泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)功(gong)(gong)(gong)率(lv)(lv)(lv)都(dou)(dou)不(bu)會(hui)超(chao)過(guo)(guo)電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)功(gong)(gong)(gong)率(lv)(lv)(lv)而(er)使(shi)(shi)(shi)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)過(guo)(guo)載，對(dui)于(yu)具(ju)(ju)備這(zhe)(zhe)(zhe)種(zhong)(zhong)性能(neng)(neng)(neng)(neng)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)泵(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)(beng)，無(wu)論是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)選(xuan)(xuan)型(xing)還是(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)(shi)使(shi)(shi)(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)時(shi)(shi)，都(dou)(dou)會(hui)非常(chang)方(fang)(fang)(fang)(fang)便(bian)(bian)和(he)(he)可(ke)(ke)(ke)(ke)靠(kao)(kao)。另外電(dian)(dian)(dian)機(ji)(ji)(ji)(ji)(ji)功(gong)(gong)(gong)率(lv)(lv)(lv)也(ye)(ye)(ye)不(bu)需配(pei)得過(guo)(guo)大(da)(da)，可(ke)(ke)(ke)(ke)以(yi)(yi)節(jie)省(sheng)可(ke)(ke)(ke)(ke)觀(guan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)(de)設(she)備費用(yong)(yong)(yong)(yong)(yong)(yong)(yong)。