一、電動混凝土輸送泵功率是多少
混凝(ning)(ning)土(tu)輸送(song)泵(beng)有柴油泵(beng)和電(dian)動泵(beng)兩種,其中(zhong)電(dian)動混凝(ning)(ning)土(tu)輸送(song)泵(beng)的(de)(de)主(zhu)要(yao)衡(heng)量指標就是電(dian)機功(gong)率,即每(mei)小時電(dian)動混凝(ning)(ning)土(tu)輸送(song)泵(beng)的(de)(de)電(dian)機正常工(gong)作時的(de)(de)額(e)定功(gong)率,功(gong)率過大可(ke)能造成成本過高或使用不便,功(gong)率過小則滿足不了工(gong)程需求,因此選擇(ze)合(he)適的(de)(de)功(gong)率非常重要(yao)。
為了(le)保證混(hun)凝(ning)(ning)土(tu)輸送泵(beng)(beng)既(ji)要有(you)較大輸送量,又能有(you)一定的(de)(de)(de)出口壓力和(he)與之相匹配的(de)(de)(de)經濟功(gong)率(lv),在混(hun)凝(ning)(ning)土(tu)輸送泵(beng)(beng)的(de)(de)(de)設計中,大都(dou)采用了(le)恒功(gong)率(lv)柱塞泵(beng)(beng),電動混(hun)凝(ning)(ning)土(tu)輸送泵(beng)(beng)的(de)(de)(de)功(gong)率(lv)一般以千瓦為單位,常見的(de)(de)(de)有(you)30千瓦、45千瓦、55千瓦、60千瓦、75千瓦、90千瓦、110千瓦、132千瓦等多種。那么(me)混(hun)凝(ning)(ning)土(tu)輸送泵(beng)(beng)功(gong)率(lv)怎么(me)選呢?
二、如何選擇合適的混凝土輸送泵功率
國家標準中有混凝土(tu)輸(shu)(shu)(shu)送(song)(song)(song)(song)泵(beng)的(de)(de)能力指數(shu)的(de)(de)概(gai)念:混凝土(tu)輸(shu)(shu)(shu)送(song)(song)(song)(song)泵(beng)的(de)(de)能力指數(shu)=混凝土(tu)輸(shu)(shu)(shu)送(song)(song)(song)(song)泵(beng)的(de)(de)實際出口壓力×每小時實際輸(shu)(shu)(shu)送(song)(song)(song)(song)量,該(gai)值越(yue)大,電機(ji)(ji)的(de)(de)功(gong)(gong)率(lv)也將越(yue)大。一臺(tai)混凝土(tu)輸(shu)(shu)(shu)送(song)(song)(song)(song)泵(beng)的(de)(de)電機(ji)(ji)功(gong)(gong)率(lv)是決(jue)定(ding)出口壓力和輸(shu)(shu)(shu)送(song)(song)(song)(song)方量的(de)(de)前(qian)提(ti)條件,在電機(ji)(ji)功(gong)(gong)率(lv)一定(ding)的(de)(de)情況下,壓力的(de)(de)升高必將使(shi)輸(shu)(shu)(shu)送(song)(song)(song)(song)量降(jiang)低;相(xiang)反,降(jiang)低出口壓力,將會使(shi)輸(shu)(shu)(shu)送(song)(song)(song)(song)量增加。選(xuan)擇混凝土(tu)輸(shu)(shu)(shu)送(song)(song)(song)(song)泵(beng)功(gong)(gong)率(lv)要考慮的(de)(de)因素主要有:
1、變壓器容(rong)量。
2、距離混凝(ning)土泵的遠(yuan)近和線(xian)徑大小。
在設計混凝土輸送泵時,也有的(de)生產廠家采用高(gao)低壓(ya)切換的(de)功(gong)能(neng)設(she)計,不光(guang)能(neng)滿足不同的(de)施(shi)工(gong)要求(qiu),還能(neng)以相同的(de)電(dian)機功(gong)率,產生較(jiao)高(gao)的(de)出口壓(ya)力(li)。