同时使(shi)产(chan)品(pin)可(ke)以适应长距离运(yun)输。酿(niang)酒(jiu)业在(zai)(zai)葡萄(tao)酒(jiu)的(de)(de)(de)生产(chan)和储存(cun)过程(cheng)中(zhong)，氧(yang)气(qi)会(hui)导致(zhi)葡萄(tao)酒(jiu)变质，经常(chang)表现(xian)为腐臭(chou)、酸(suan)味，会(hui)影响消费者的(de)(de)(de)体验以及生产(chan)商的(de)(de)(de)声(sheng)誉。在(zai)(zai)罐装(zhuang)(zhuang)的(de)(de)(de)许多阶段都使(shi)用(yong)氮(dan)气(qi)，帮(bang)助保持产(chan)品(pin)品(pin)质。性能品(pin)质保证(zheng)(zheng)1.自动(dong)料位报(bao)警(jing)：碳(tan)(tan)(tan)分(fen)(fen)(fen)子筛缺料时，自动(dong)报(bao)警(jing)，添加(jia)碳(tan)(tan)(tan)分(fen)(fen)(fen)子筛。2.可(ke)靠的(de)(de)(de)阀门控制(zhi)(zhi)(zhi)：原装(zhuang)(zhuang)进(jin)(jin)口(kou)德(de)国宝德(de)的(de)(de)(de)启动(dong)阀组、电磁阀。3.高效(xiao)率进(jin)(jin)口(kou)电池：英国原装(zhuang)(zhuang)进(jin)(jin)口(kou)燃(ran)料氧(yang)电池。4.高效(xiao)的(de)(de)(de)碳(tan)(tan)(tan)分(fen)(fen)(fen)子筛：原装(zhuang)(zhuang)进(jin)(jin)口(kou)日本武(wu)田、岩谷、德(de)国BF。5.先进(jin)(jin)的(de)(de)(de)控制(zhi)(zhi)(zhi)系统：西(xi)门子可(ke)编程(cheng)序控制(zhi)(zhi)(zhi)器，全自动(dong)微电脑控制(zhi)(zhi)(zhi)。：6.节能特性：快速均压、独(du)特的(de)(de)(de)回氮(dan)、动(dong)态循环工艺。7.过程(cheng)状态的(de)(de)(de)显示(shi)(shi)：真(zhen)彩人机界面显示(shi)(shi)系统的(de)(de)(de)运(yun)行过程(cheng)、参数等。8.氮(dan)气(qi)品(pin)质的(de)(de)(de)保证(zheng)(zheng)：不(bu)合格(ge)氮(dan)气(qi)的(de)(de)(de)自动(dong)报(bao)警(jing)、自动(dong)排(pai)空、自动(dong)循环工艺。9.涡轮式气(qi)流分(fen)(fen)(fen)布：独(du)特的(de)(de)(de)涡轮式气(qi)流分(fen)(fen)(fen)布，碳(tan)(tan)(tan)分(fen)(fen)(fen)子筛无吸附死角。福建怎么样制(zhi)(zhi)(zhi)氮(dan)机常(chang)见(jian)问题。空气(qi)中(zhong)油(you)、水对分(fen)(fen)(fen)子筛的(de)(de)(de)影响：由于空气(qi)含一定水和油(you)蒸汽，经过压缩机后(hou)，如果不(bu)经严(yan)格(ge)空气(qi)净(jing)化(hua)处(chu)理，油(you)蒸汽容易被碳(tan)(tan)(tan)分(fen)(fen)(fen)子筛所(suo)吸附，并难以脱附，填塞(sai)分(fen)(fen)(fen)子筛孔径，导致(zhi)分(fen)(fen)(fen)子筛“中(zhong)毒”失效(xiao)。所(suo)以在(zai)(zai)压缩空气(qi)进(jin)(jin)入吸附塔前设置严(yan)格(ge)空气(qi)净(jing)化(hua)装(zhuang)(zhuang)置，是保证(zheng)(zheng)分(fen)(fen)(fen)子筛使(shi)用(yong)寿(shou)命必不(bu)可(ke)少的(de)(de)(de)一环。天津(jin)定制(zhi)(zhi)(zhi)制(zhi)(zhi)(zhi)氮(dan)机常(chang)见(jian)问题。山(shan)东制(zhi)(zhi)(zhi)氮(dan)机技术

制(zhi)氮(dan)(dan)机是(shi)一种将(jiang)空气(qi)(qi)(qi)(qi)中(zhong)的氧(yang)气(qi)(qi)(qi)(qi)和氮(dan)(dan)气(qi)(qi)(qi)(qi)分离的设备(bei)。它通过物理方法来将(jiang)氧(yang)气(qi)(qi)(qi)(qi)和氮(dan)(dan)气(qi)(qi)(qi)(qi)分离开来，从而(er)制(zhi)取高纯(chun)度的氮(dan)(dan)气(qi)(qi)(qi)(qi)。制(zhi)氮(dan)(dan)机的应用领域较(jiao)(jiao)多(duo)较(jiao)(jiao)广(guang)，在工业(ye)(ye)(ye)领域中(zhong)，氮(dan)(dan)气(qi)(qi)(qi)(qi)通常(chang)(chang)被用作氧(yang)化(hua)(hua)和燃(ran)烧过程(cheng)中(zhong)的惰(duo)性气(qi)(qi)(qi)(qi)体(ti)，因为它不会支(zhi)持燃(ran)烧，并且(qie)对许多(duo)反(fan)应都没有影响。此外，氮(dan)(dan)气(qi)(qi)(qi)(qi)还可(ke)(ke)以用于冷(leng)冻和干(gan)燥(zao)过程(cheng)中(zhong)，因为它能够(gou)保持干(gan)燥(zao)环境(jing)，防止热胀冷(leng)缩并且(qie)不会引起(qi)氧(yang)化(hua)(hua)。制(zhi)氮(dan)(dan)机在各(ge)行(xing)(xing)各(ge)业(ye)(ye)(ye)中(zhong)都有较(jiao)(jiao)多(duo)较(jiao)(jiao)广(guang)的应用，可(ke)(ke)以提高生产效率、保护(hu)(hu)产品质量、降低生产成本等(deng)。随(sui)着科技的不断发展(zhan)，制(zhi)氮(dan)(dan)机的应用范围也将(jiang)不断扩大，下面一起(qi)来看看制(zhi)氮(dan)(dan)机在各(ge)行(xing)(xing)各(ge)业(ye)(ye)(ye)中(zhong)的用途分别(bie)都有哪些吧！电(dian)(dian)子半导体(ti)行(xing)(xing)业(ye)(ye)(ye)：制(zhi)氮(dan)(dan)机可(ke)(ke)以用于电(dian)(dian)子行(xing)(xing)业(ye)(ye)(ye)中(zhong)的氮(dan)(dan)气(qi)(qi)(qi)(qi)保护(hu)(hu)、氮(dan)(dan)气(qi)(qi)(qi)(qi)干(gan)燥(zao)、氮(dan)(dan)气(qi)(qi)(qi)(qi)输(shu)送等(deng)方面。例如(ru)，在电(dian)(dian)子元(yuan)器(qi)件(jian)制(zhi)造(zao)中(zhong)，氮(dan)(dan)气(qi)(qi)(qi)(qi)可(ke)(ke)以用于保护(hu)(hu)电(dian)(dian)子元(yuan)器(qi)件(jian)，防止氧(yang)化(hua)(hua)、腐蚀等(deng)。天津(jin)优(you)势制(zhi)氮(dan)(dan)机常(chang)(chang)用知识北京(jing)什(shen)么是(shi)制(zhi)氮(dan)(dan)机常(chang)(chang)见(jian)问(wen)题。

主要(yao)应(ying)(ying)用(yong)(yong)于(yu)(yu)(yu)(yu)波峰焊(han)、回流焊(han)、水晶、压电(dian)、电(dian)子(zi)(zi)陶瓷(ci)、电(dian)子(zi)(zi)铜带(dai)、电(dian)池、电(dian)子(zi)(zi)合(he)金材(cai)料等行业。所以又根据(ju)用(yong)(yong)途不(bu)同对纯度(du)的(de)(de)要(yao)求也(ye)有(you)所变(bian)化，通常要(yao)求不(bu)能(neng)低(di)于(yu)(yu)(yu)(yu)，也(ye)有(you)采(cai)用(yong)(yong)，有(you)甚者会(hui)(hui)采(cai)用(yong)(yong)氮(dan)气(qi)(qi)(qi)(qi)(qi)纯化设备(bei)得到纯度(du)大于(yu)(yu)(yu)(yu)、呈(cheng)现出低(di)于(yu)(yu)(yu)(yu)-65℃为(wei)很好的(de)(de)氮(dan)气(qi)(qi)(qi)(qi)(qi)。山东智能(neng)制(zhi)氮(dan)机(ji)以客为(wei)尊河北定制(zhi)制(zhi)氮(dan)机(ji)常见(jian)问题。制(zhi)氮(dan)机(ji)运(yun)应(ying)(ying)行业有(you)：制(zhi)药和(he)生(sheng)物技(ji)术(shu)暴(bao)露在氧气(qi)(qi)(qi)(qi)(qi)和(he)水分(fen)中(zhong)的(de)(de)药物会(hui)(hui)受到污染，使其化学(xue)结(jie)构发(fa)生(sheng)改变(bian)，可能(neng)使药品(pin)失效(xiao)，甚至有(you)害，氮(dan)气(qi)(qi)(qi)(qi)(qi)在整个制(zhi)造过(guo)程中(zhong)用(yong)(yong)于(yu)(yu)(yu)(yu)覆盖药品(pin)表(biao)面，使处(chu)理室处(chu)于(yu)(yu)(yu)(yu)惰化环境(例如(ru)(ru)在粉碎过(guo)程或(huo)喷(pen)雾干(gan)燥(zao)时)，甚至用(yong)(yong)于(yu)(yu)(yu)(yu)产(chan)(chan)(chan)品(pin)灌装前的(de)(de)包装消毒(du)。激光切割材(cai)料暴(bao)数于(yu)(yu)(yu)(yu)水分(fen)或(huo)氧气(qi)(qi)(qi)(qi)(qi)中(zhong)会(hui)(hui)影(ying)响(xiang)(xiang)品(pin)终产(chan)(chan)(chan)品(pin)的(de)(de)质(zhi)量(liang)和(he)结(jie)构完整性(xing)，气(qi)(qi)(qi)(qi)(qi)气(qi)(qi)(qi)(qi)(qi)作为(wei)辅助(zhu)(zhu)气(qi)(qi)(qi)(qi)(qi)、清洗气(qi)(qi)(qi)(qi)(qi)和(he)保(bao)护气(qi)(qi)(qi)(qi)(qi)，可确保(bao)更好的(de)(de)切削(xue)或(huo)焊(han)接(jie)(jie)质(zhi)量(liang)，防(fang)止由于(yu)(yu)(yu)(yu)氧化物的(de)(de)形(xing)成(cheng)而造成(cheng)的(de)(de)产(chan)(chan)(chan)品(pin)变(bian)色。电(dian)子(zi)(zi)产(chan)(chan)(chan)品(pin)组装及(ji)干(gan)燥(zao)箱储存接(jie)(jie)触氢气(qi)(qi)(qi)(qi)(qi)可能(neng)影(ying)响(xiang)(xiang)产(chan)(chan)(chan)品(pin)质(zhi)量(liang)和(he)回流效(xiao)率(lv)，选择性(xing)的(de)(de)波峰焊(han)接(jie)(jie)过(guo)程会(hui)(hui)导致生(sheng)产(chan)(chan)(chan)缺陷，如(ru)(ru)桥(qiao)接(jie)(jie)或(huo)润(run)湿不(bu)足。在装配环境中(zhong)，氮(dan)气(qi)(qi)(qi)(qi)(qi)帮助(zhu)(zhu)创建情性(xing)氛围，可提高产(chan)(chan)(chan)品(pin)合(he)格率(lv)，减少返工。品(pin)包装和(he)储存易腐(fu)(fu)食品(pin)的(de)(de)氧化会(hui)(hui)影(ying)响(xiang)(xiang)产(chan)(chan)(chan)品(pin)质(zhi)量(liang)和(he)食用(yong)(yong)性(xing)。氮(dan)气(qi)(qi)(qi)(qi)(qi)被用(yong)(yong)于(yu)(yu)(yu)(yu)气(qi)(qi)(qi)(qi)(qi)调保(bao)鲜(xian)包装(MAP)及(ji)包装塑性(xing)，以便有(you)助(zhu)(zhu)于(yu)(yu)(yu)(yu)延长保(bao)质(zhi)期，将化学(xue)防(fang)腐(fu)(fu)剂的(de)(de)需求**小化。

制(zhi)氮(dan)(dan)(dan)(dan)(dan)(dan)机(ji)(ji)的用(yong)(yong)(yong)途，石(shi)(shi)(shi)油天(tian)然(ran)气(qi)(qi)(qi)(qi)(qi)行业(ye)所(suo)(suo)用(yong)(yong)(yong)制(zhi)氮(dan)(dan)(dan)(dan)(dan)(dan)机(ji)(ji)适(shi)(shi)用(yong)(yong)(yong)于(yu)大陆石(shi)(shi)(shi)油及(ji)(ji)天(tian)然(ran)气(qi)(qi)(qi)(qi)(qi)开采(cai)、沿海及(ji)(ji)深海石(shi)(shi)(shi)油及(ji)(ji)天(tian)然(ran)气(qi)(qi)(qi)(qi)(qi)开采(cai)中(zhong)的氮(dan)(dan)(dan)(dan)(dan)(dan)气(qi)(qi)(qi)(qi)(qi)保(bao)护(hu)、输送、覆(fu)盖、置换、抢险、维修、注氮(dan)(dan)(dan)(dan)(dan)(dan)采(cai)油等领域。具(ju)有(you)安全性(xing)(xing)高(gao)、适(shi)(shi)应(ying)(ying)强、连续(xu)性(xing)(xing)生(sheng)(sheng)(sheng)产(chan)待特点(dian)(dian)。化(hua)(hua)(hua)(hua)工(gong)(gong)(gong)(gong)(gong)行业(ye)所(suo)(suo)用(yong)(yong)(yong)制(zhi)氮(dan)(dan)(dan)(dan)(dan)(dan)机(ji)(ji)适(shi)(shi)用(yong)(yong)(yong)于(yu)石(shi)(shi)(shi)油化(hua)(hua)(hua)(hua)工(gong)(gong)(gong)(gong)(gong)、煤(mei)化(hua)(hua)(hua)(hua)工(gong)(gong)(gong)(gong)(gong)、盐化(hua)(hua)(hua)(hua)工(gong)(gong)(gong)(gong)(gong)、天(tian)然(ran)气(qi)(qi)(qi)(qi)(qi)化(hua)(hua)(hua)(hua)工(gong)(gong)(gong)(gong)(gong)、精细化(hua)(hua)(hua)(hua)工(gong)(gong)(gong)(gong)(gong)、新材(cai)料(liao)等及(ji)(ji)其衍伸化(hua)(hua)(hua)(hua)工(gong)(gong)(gong)(gong)(gong)产(chan)品加(jia)工(gong)(gong)(gong)(gong)(gong)行业(ye)，氮(dan)(dan)(dan)(dan)(dan)(dan)气(qi)(qi)(qi)(qi)(qi)主要(yao)用(yong)(yong)(yong)于(yu)覆(fu)盖、吹(chui)扫、置换、清洗、压力输送、化(hua)(hua)(hua)(hua)学反(fan)应(ying)(ying)搅动、化(hua)(hua)(hua)(hua)纤生(sheng)(sheng)(sheng)产(chan)保(bao)护(hu)、充(chong)氮(dan)(dan)(dan)(dan)(dan)(dan)保(bao)护(hu)等领域。冶金行业(ye)所(suo)(suo)用(yong)(yong)(yong)制(zhi)氮(dan)(dan)(dan)(dan)(dan)(dan)机(ji)(ji)适(shi)(shi)用(yong)(yong)(yong)于(yu)热处理、光(guang)亮退火(huo)、保(bao)护(hu)加(jia)热、粉末冶金、铜材(cai)铝材(cai)加(jia)工(gong)(gong)(gong)(gong)(gong)、磁(ci)性(xing)(xing)材(cai)料(liao)烧结、贵(gui)金属加(jia)工(gong)(gong)(gong)(gong)(gong)、轴承生(sheng)(sheng)(sheng)产(chan)等领域。具(ju)有(you)纯度(du)高(gao)、连续(xu)生(sheng)(sheng)(sheng)产(chan)、部分(fen)工(gong)(gong)(gong)(gong)(gong)艺(yi)要(yao)求(qiu)氮(dan)(dan)(dan)(dan)(dan)(dan)气(qi)(qi)(qi)(qi)(qi)含一定(ding)量的氢以(yi)增(zeng)加(jia)光(guang)亮度(du)等特点(dian)(dian)。煤(mei)矿行业(ye)所(suo)(suo)用(yong)(yong)(yong)制(zhi)氮(dan)(dan)(dan)(dan)(dan)(dan)机(ji)(ji)适(shi)(shi)用(yong)(yong)(yong)于(yu)煤(mei)炭开采(cai)中(zhong)的防火(huo)灭火(huo)、瓦斯及(ji)(ji)煤(mei)气(qi)(qi)(qi)(qi)(qi)稀释等领域，具(ju)有(you)地面固定(ding)式(shi)(shi)、地面移(yi)动式(shi)(shi)、井下移(yi)动式(shi)(shi)三种规格(ge)，充(chong)分(fen)满足不同工(gong)(gong)(gong)(gong)(gong)况下的氮(dan)(dan)(dan)(dan)(dan)(dan)气(qi)(qi)(qi)(qi)(qi)需求(qiu)。橡胶轮(lun)胎(tai)行业(ye)所(suo)(suo)用(yong)(yong)(yong)制(zhi)氮(dan)(dan)(dan)(dan)(dan)(dan)机(ji)(ji)适(shi)(shi)用(yong)(yong)(yong)于(yu)橡胶及(ji)(ji)轮(lun)胎(tai)生(sheng)(sheng)(sheng)产(chan)硫化(hua)(hua)(hua)(hua)过程中(zhong)的氮(dan)(dan)(dan)(dan)(dan)(dan)气(qi)(qi)(qi)(qi)(qi)保(bao)护(hu)、成型等领域。特别是在全钢子午线轮(lun)胎(tai)生(sheng)(sheng)(sheng)产(chan)中(zhong)，用(yong)(yong)(yong)氮(dan)(dan)(dan)(dan)(dan)(dan)气(qi)(qi)(qi)(qi)(qi)硫化(hua)(hua)(hua)(hua)新工(gong)(gong)(gong)(gong)(gong)艺(yi)已逐步(bu)取代蒸汽硫化(hua)(hua)(hua)(hua)工(gong)(gong)(gong)(gong)(gong)艺(yi)。具(ju)有(you)氮(dan)(dan)(dan)(dan)(dan)(dan)气(qi)(qi)(qi)(qi)(qi)纯度(du)高(gao)、连续(xu)性(xing)(xing)生(sheng)(sheng)(sheng)产(chan)、氮(dan)(dan)(dan)(dan)(dan)(dan)气(qi)(qi)(qi)(qi)(qi)压力较高(gao)等特点(dian)(dian)。食品行业(ye)所(suo)(suo)用(yong)(yong)(yong)制(zhi)氮(dan)(dan)(dan)(dan)(dan)(dan)机(ji)(ji)适(shi)(shi)用(yong)(yong)(yong)于(yu)粮食绿色仓储、食品充(chong)氮(dan)(dan)(dan)(dan)(dan)(dan)包装、蔬菜保(bao)鲜、酒类封。

江西(xi)过滤制氮机常见问题。

制(zhi)(zhi)氮(dan)(dan)(dan)(dan)机(ji)，是指以空(kong)(kong)气(qi)(qi)为(wei)(wei)原料，利用(yong)(yong)物理方(fang)法将其中(zhong)的(de)氧(yang)(yang)和(he)氮(dan)(dan)(dan)(dan)分(fen)(fen)离而(er)获得(de)氮(dan)(dan)(dan)(dan)气(qi)(qi)的(de)设备。工业上(shang)应用(yong)(yong)的(de)制(zhi)(zhi)氮(dan)(dan)(dan)(dan)机(ji)，根据分(fen)(fen)类方(fang)法的(de)不(bu)(bu)同(tong)(tong)(tong)(tong)，一般常(chang)见(jian)的(de)制(zhi)(zhi)氮(dan)(dan)(dan)(dan)机(ji)种类有如下(xia)几种：PSA变压吸(xi)(xi)(xi)附制(zhi)(zhi)氮(dan)(dan)(dan)(dan)原理：碳分(fen)(fen)子筛(shai)是一种碳素(su)吸(xi)(xi)(xi)附剂，由(you)碳组成(cheng)(cheng)的(de)多孔(kong)(kong)物质，孔(kong)(kong)结构(gou)模型为(wei)(wei)无(wu)序堆(dui)积碳素(su)结构(gou)。碳分(fen)(fen)子筛(shai)是非计量化(hua)合物，其重要性质是基于它的(de)微(wei)孔(kong)(kong)结构(gou)。它分(fen)(fen)离空(kong)(kong)气(qi)(qi)的(de)能力，取决定(ding)(ding)于空(kong)(kong)气(qi)(qi)中(zhong)各种气(qi)(qi)体在碳分(fen)(fen)子筛(shai)微(wei)孔(kong)(kong)中(zhong)的(de)不(bu)(bu)同(tong)(tong)(tong)(tong)扩散速度，或不(bu)(bu)同(tong)(tong)(tong)(tong)的(de)吸(xi)(xi)(xi)附力，或两种效应同(tong)(tong)(tong)(tong)时起(qi)作用(yong)(yong)。深冷(leng)空(kong)(kong)分(fen)(fen)制(zhi)(zhi)氮(dan)(dan)(dan)(dan)原理：深冷(leng)空(kong)(kong)气(qi)(qi)分(fen)(fen)离原理以空(kong)(kong)气(qi)(qi)为(wei)(wei)原料，经(jing)过压缩(suo)、净化(hua)、用(yong)(yong)热交换使空(kong)(kong)气(qi)(qi)液(ye)化(hua)成(cheng)(cheng)为(wei)(wei)液(ye)空(kong)(kong)空(kong)(kong)。液(ye)空(kong)(kong)主(zhu)要是液(ye)氧(yang)(yang)和(he)液(ye)氮(dan)(dan)(dan)(dan)的(de)混合物，利用(yong)(yong)液(ye)氧(yang)(yang)和(he)液(ye)氮(dan)(dan)(dan)(dan)的(de)沸点(dian)不(bu)(bu)同(tong)(tong)(tong)(tong),通过精馏(liu),使它们分(fen)(fen)离来获得(de)氮(dan)(dan)(dan)(dan)气(qi)(qi)和(he)氧(yang)(yang)气(qi)(qi)。它是一种传(chuan)统的(de)空(kong)(kong)分(fen)(fen)技术，已有百年(nian)的(de)历史,它的(de)特点(dian)是产(chan)(chan)气(qi)(qi)量大,产(chan)(chan)品氮(dan)(dan)(dan)(dan)纯(chun)度高(gao),无(wu)须再纯(chun)化(hua)但(dan)它工艺(yi)流程复杂,占地(di)面积大,基建(jian)费用(yong)(yong)高(gao),需(xu)专门的(de)维修力量操作人员较(jiao)多,产(chan)(chan)气(qi)(qi)慢(18~24h),它适(shi)宜(yi)于大规模工业制(zhi)(zhi)氮(dan)(dan)(dan)(dan)。可根据用(yong)(yong)户需(xu)要不(bu)(bu)同(tong)(tong)(tong)(tong)压力等级氮(dan)(dan)(dan)(dan)气(qi)(qi)定(ding)(ding)制(zhi)(zhi)，做到(dao)能耗比较(jiao)低(di),该生产(chan)(chan)规模从500Nm3/h到(dao)10000Nm3/h(氮(dan)(dan)(dan)(dan)气(qi)(qi)产(chan)(chan)量)均可按照用(yong)(yong)户需(xu)求特殊定(ding)(ding)制(zhi)(zhi)。山(shan)东设备制(zhi)(zhi)氮(dan)(dan)(dan)(dan)机(ji)常(chang)见(jian)问题(ti)。江苏产(chan)(chan)品制(zhi)(zhi)氮(dan)(dan)(dan)(dan)机(ji)系(xi)统

天津怎么做制氮(dan)机常见问(wen)题。山东制氮(dan)机技术

纯度(du)(du)是(shi)气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)体(ti)(ti)(ti)(ti)的(de)一个重要技(ji)术参(can)数。举氮(dan)(dan)气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)为(wei)(wei)例，按国标(biao)氮(dan)(dan)气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)纯度(du)(du)分为(wei)(wei)工(gong)业用(yong)氮(dan)(dan)气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)、纯氮(dan)(dan)和(he)高(gao)纯氮(dan)(dan)三级，它们的(de)纯度(du)(du)分别为(wei)(wei)(O2小(xiao)于等(deng)(deng)于)，(O2小(xiao)于等(deng)(deng)于)和(he)(O2小(xiao)于等(deng)(deng)于)。流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)(liang)、体(ti)(ti)(ti)(ti)积(ji)(ji)流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)(liang)、质(zhi)量(liang)(liang)(liang)(liang)(liang)流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)(liang)流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)(liang)是(shi)指气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)体(ti)(ti)(ti)(ti)流(liu)(liu)(liu)(liu)动过程中(zhong)，单位(wei)时间内通(tong)(tong)(tong)过任一截(jie)面(mian)(mian)的(de)气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)体(ti)(ti)(ti)(ti)量(liang)(liang)(liang)(liang)(liang)。流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)(liang)有(you)两种方(fang)式来表示(shi)，即(ji)体(ti)(ti)(ti)(ti)积(ji)(ji)流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)(liang)和(he)质(zhi)量(liang)(liang)(liang)(liang)(liang)流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)(liang)。前者指通(tong)(tong)(tong)过管路任一截(jie)面(mian)(mian)的(de)气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)体(ti)(ti)(ti)(ti)体(ti)(ti)(ti)(ti)积(ji)(ji)，后者为(wei)(wei)通(tong)(tong)(tong)过的(de)气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)体(ti)(ti)(ti)(ti)质(zhi)量(liang)(liang)(liang)(liang)(liang)，在气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)体(ti)(ti)(ti)(ti)工(gong)业中(zhong)一般均采用(yong)体(ti)(ti)(ti)(ti)积(ji)(ji)流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)(liang)以(yi)(yi)(yi)m3/h(或L/H)为(wei)(wei)计量(liang)(liang)(liang)(liang)(liang)单位(wei)。因(yin)气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)体(ti)(ti)(ti)(ti)体(ti)(ti)(ti)(ti)积(ji)(ji)与温(wen)(wen)度(du)(du)、压(ya)(ya)力和(he)湿度(du)(du)有(you)关(guan)，为(wei)(wei)便(bian)于比较通(tong)(tong)(tong)常所说(shuo)的(de)体(ti)(ti)(ti)(ti)积(ji)(ji)流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)(liang)是(shi)指标(biao)准状态(tai)(温(wen)(wen)度(du)(du)为(wei)(wei)20℃，压(ya)(ya)力为(wei)(wei)，相对(dui)湿度(du)(du)为(wei)(wei)65%)而言，此(ci)时的(de)流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)(liang)以(yi)(yi)(yi)Nm3/h为(wei)(wei)单位(wei)，"N"即(ji)表示(shi)标(biao)准状态(tai)。空(kong)气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)具(ju)有(you)可压(ya)(ya)缩(suo)(suo)性，经空(kong)气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)压(ya)(ya)缩(suo)(suo)机(ji)做机(ji)械(xie)功使本身体(ti)(ti)(ti)(ti)积(ji)(ji)缩(suo)(suo)小(xiao)、压(ya)(ya)力提高(gao)后的(de)空(kong)气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)叫压(ya)(ya)缩(suo)(suo)空(kong)气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)。压(ya)(ya)缩(suo)(suo)空(kong)气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)里含(han)有(you)很多(duo)(duo)(duo)杂质(zhi)：水(shui)(shui)，包(bao)(bao)括(kuo)水(shui)(shui)雾、水(shui)(shui)蒸气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)、凝结水(shui)(shui)；油(you)：包(bao)(bao)括(kuo)油(you)污、油(you)蒸气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)；各种固(gu)态(tai)物质(zhi)如：锈(xiu)泥(ni)、金属粉(fen)末、橡胶粉(fen)末、焦油(you)粒及滤(lv)材、密(mi)封材料的(de)细末等(deng)(deng)；此(ci)外(wai)还(hai)有(you)多(duo)(duo)(duo)种有(you)害(hai)的(de)化学异味物质(zhi)等(deng)(deng)。压(ya)(ya)缩(suo)(suo)空(kong)气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)可以(yi)(yi)(yi)通(tong)(tong)(tong)过加压(ya)(ya)、降温(wen)(wen)、吸附等(deng)(deng)方(fang)法来除去其中(zhong)的(de)水(shui)(shui)蒸气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)。可通(tong)(tong)(tong)过加热、过滤(lv)、机(ji)械(xie)分离等(deng)(deng)方(fang)法除去液态(tai)水(shui)(shui)份。吸附、膜(mo)渗透吸附是(shi)气(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)体(ti)(ti)(ti)(ti)中(zhong)一个或多(duo)(duo)(duo)个组分在多(duo)(duo)(duo)孔固(gu)体(ti)(ti)(ti)(ti)表面(mian)(mian)的(de)选择性浓(nong)缩(suo)(suo)。山东(dong)制(zhi)氮(dan)(dan)机(ji)技(ji)术

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