一、車用尿素有什么用
車(che)用(yong)(yong)(yong)尿(niao)素(su)是(shi)柴(chai)(chai)油(you)車(che)使用(yong)(yong)(yong)的，用(yong)(yong)(yong)于處理凈化(hua)(hua)(hua)柴(chai)(chai)油(you)機(ji)尾(wei)(wei)氣(qi)的車(che)用(yong)(yong)(yong)品，是(shi)SCR方(fang)案的必需(xu)添(tian)加(jia)劑，一般由(you)百(bai)分之32.5的高(gao)純尿(niao)素(su)和(he)百(bai)分之67.5的去離子(zi)水(shui)組成(cheng)。車(che)用(yong)(yong)(yong)尿(niao)素(su)的用(yong)(yong)(yong)途(tu)主要有：1、在車(che)輛(liang)中主要起到(dao)凈化(hua)(hua)(hua)尾(wei)(wei)氣(qi)的作用(yong)(yong)(yong)，能與尾(wei)(wei)氣(qi)中的氮(dan)氧化(hua)(hua)(hua)物發生(sheng)反應(ying)，將尾(wei)(wei)氣(qi)中的氮(dan)氧化(hua)(hua)(hua)合物（NOx）催化(hua)(hua)(hua)還(huan)原成(cheng)無害的氮(dan)氣(qi)（N2）和(he)水(shui)（H?O）排(pai)(pai)出(chu)，減少(shao)氮(dan)氧化(hua)(hua)(hua)物排(pai)(pai)放，現在對重型(xing)卡客(ke)車(che)尾(wei)(wei)氣(qi)的檢測越來越多(duo)嚴(yan)格(ge)，不(bu)(bu)用(yong)(yong)(yong)車(che)用(yong)(yong)(yong)尿(niao)素(su)就不(bu)(bu)達標。2、車(che)用(yong)(yong)(yong)尿(niao)素(su)還(huan)有一個用(yong)(yong)(yong)途(tu)，那就是(shi)能優化(hua)(hua)(hua)發動(dong)機(ji)性能和(he)燃料消(xiao)耗，減少(shao)柴(chai)(chai)油(you)消(xiao)耗量可(ke)達5-7%。
二、車用尿素生產設備多少錢一臺
生(sheng)(sheng)(sheng)產(chan)(chan)(chan)車(che)用(yong)尿(niao)(niao)素(su)需要(yao)的(de)(de)設(she)(she)(she)備(bei)眾多，包(bao)括純水生(sheng)(sheng)(sheng)產(chan)(chan)(chan)設(she)(she)(she)備(bei)、尿(niao)(niao)素(su)液生(sheng)(sheng)(sheng)產(chan)(chan)(chan)設(she)(she)(she)備(bei)、成品(pin)過濾設(she)(she)(she)備(bei)、灌裝(zhuang)設(she)(she)(she)備(bei)、擰(ning)蓋設(she)(she)(she)備(bei)以及(ji)生(sheng)(sheng)(sheng)產(chan)(chan)(chan)日(ri)期批號打碼設(she)(she)(she)備(bei)，一套(tao)(tao)車(che)用(yong)尿(niao)(niao)素(su)設(she)(she)(she)備(bei)中，主要(yao)的(de)(de)就(jiu)是純水生(sheng)(sheng)(sheng)產(chan)(chan)(chan)設(she)(she)(she)備(bei)、尿(niao)(niao)素(su)液生(sheng)(sheng)(sheng)產(chan)(chan)(chan)設(she)(she)(she)備(bei)和(he)成品(pin)過濾設(she)(she)(she)備(bei)，核心設(she)(she)(she)備(bei)就(jiu)是EDI反滲透(tou)系統，這(zhe)也是整套(tao)(tao)機器比較貴的(de)(de)部件，具(ju)體(ti)價(jia)格(ge)看它的(de)(de)生(sheng)(sheng)(sheng)產(chan)(chan)(chan)廠家和(he)規(gui)格(ge)型(xing)號，小型(xing)的(de)(de)大概1-3萬元一套(tao)(tao)左右(you)，中等規(gui)模(mo)(mo)的(de)(de)大概是4-8萬元一套(tao)(tao)，大規(gui)模(mo)(mo)生(sheng)(sheng)(sheng)產(chan)(chan)(chan)車(che)用(yong)尿(niao)(niao)素(su)的(de)(de)設(she)(she)(she)備(bei)則比較貴，要(yao)十幾(ji)萬元甚至(zhi)幾(ji)十萬元一套(tao)(tao)。
三、車用尿素液配方與制作方法
1、配方：（1）普通型尿素溶液配方比例：高純尿素32.5%、去離子水67.5%。（2）防凍型尿素溶液配方比例：高純尿素32.5%、去離子水52.5%、甲醇15%。2、制作方法：將32.5%的高純尿素和67.5%的高純水進行混配，就可以得到車用尿素液體。自制車用尿素液比較麻煩，而且不一定能保證純度和雜質含量，因此還是建議大家通過正規渠道購買優質車用尿素品牌的產品。
四、車用尿素生產成本及利潤分析
車(che)用(yong)(yong)(yong)(yong)尿(niao)素分為大(da)(da)(da)桶(tong)(tong)(tong)(tong)(tong)裝(zhuang)(zhuang)和小桶(tong)(tong)(tong)(tong)(tong)裝(zhuang)(zhuang)，大(da)(da)(da)桶(tong)(tong)(tong)(tong)(tong)一般是噸(dun)(dun)(dun)(dun)桶(tong)(tong)(tong)(tong)(tong)，每(mei)(mei)桶(tong)(tong)(tong)(tong)(tong)可以裝(zhuang)(zhuang)一噸(dun)(dun)(dun)(dun)，主要(yao)用(yong)(yong)(yong)(yong)在自有車(che)隊、公(gong)(gong)交公(gong)(gong)司(si)、汽運公(gong)(gong)司(si)、物流(liu)公(gong)(gong)司(si)、汽修廠(chang)等等，方便(bian)(bian)添加，批量采購(gou)，每(mei)(mei)噸(dun)(dun)(dun)(dun)價(jia)格1600-1800元(yuan)。小桶(tong)(tong)(tong)(tong)(tong)裝(zhuang)(zhuang)每(mei)(mei)桶(tong)(tong)(tong)(tong)(tong)10L，每(mei)(mei)桶(tong)(tong)(tong)(tong)(tong)價(jia)格在20-30元(yuan)，主要(yao)應用(yong)(yong)(yong)(yong)于加油站、汽配城、維(wei)修廠(chang)等等汽車(che)流(liu)動大(da)(da)(da)的(de)場所，便(bian)(bian)于購(gou)買。車(che)用(yong)(yong)(yong)(yong)尿(niao)素原料(liao)2000-2200元(yuan)/噸(dun)(dun)(dun)(dun)，去離子水自己生產10元(yuan)/噸(dun)(dun)(dun)(dun)。一噸(dun)(dun)(dun)(dun)車(che)用(yong)(yong)(yong)(yong)尿(niao)素原料(liao)加水可以出3噸(dun)(dun)(dun)(dun)尿(niao)素溶液，綜合成(cheng)本約700元(yuan)每(mei)(mei)噸(dun)(dun)(dun)(dun)。每(mei)(mei)個(ge)桶(tong)(tong)(tong)(tong)(tong)4元(yuan)，包材加起(qi)來10L裝(zhuang)(zhuang)每(mei)(mei)桶(tong)(tong)(tong)(tong)(tong)成(cheng)本11元(yuan)/桶(tong)(tong)(tong)(tong)(tong)左右。市場價(jia)10L裝(zhuang)(zhuang)20-30元(yuan)/桶(tong)(tong)(tong)(tong)(tong)-11元(yuan)/桶(tong)(tong)(tong)(tong)(tong)成(cheng)本=利(li)潤(run)約9-19元(yuan)/桶(tong)(tong)(tong)(tong)(tong)，大(da)(da)(da)桶(tong)(tong)(tong)(tong)(tong)裝(zhuang)(zhuang)每(mei)(mei)噸(dun)(dun)(dun)(dun)1700元(yuan)/噸(dun)(dun)(dun)(dun)-成(cheng)本700元(yuan)/噸(dun)(dun)(dun)(dun)=利(li)潤(run)1000元(yuan)/噸(dun)(dun)(dun)(dun)。
五、車用尿素是什么原理
車用尿素是指濃度為(wei)32.5%且溶(rong)劑(ji)為(wei)超(chao)純水的(de)尿素水溶(rong)液，生(sheng)(sheng)產(chan)原(yuan)料為(wei)車用尿素專用原(yuan)料和超(chao)純水，它進入(ru)汽(qi)車內部后，通(tong)過(guo)尿素罐噴射系統，噴射于汽(qi)車排氣(qi)(qi)管(guan)發生(sheng)(sheng)反應(ying)；排氣(qi)(qi)管(guan)上安裝(zhuang)有尿素計量噴射裝(zhuang)置，在溫(wen)度達到(dao)300℃-500℃時自(zi)動噴入(ru)尿素溶(rong)液，在催化劑(ji)的(de)作(zuo)用下尿素（NH2CONH2）水解(jie)產(chan)生(sheng)(sheng)NH3和CO2，NH3與(yu)NOx反應(ying)，生(sheng)(sheng)成氮(dan)氣(qi)(qi)和水排出，起到(dao)凈化尾氣(qi)(qi)的(de)作(zuo)用。
