宁夏小型天然气制氢设备
蒸(zheng)气(qi)(qi)转(zhuan)(zhuan)(zhuan)(zhuan)化(hua)(hua)(hua)是在催(cui)化(hua)(hua)(hua)剂存在及高温条件下,使甲烷与水蒸(zheng)气(qi)(qi)反(fan)应(ying),生成(cheng)H,、CO等混(hun)和气(qi)(qi),该反(fan)应(ying)是强吸(xi)(xi)(xi)(xi)(xi)热的(de)(de)(de)(de)(de)(de)(de)(de),需要(yao)外界供热。蒸(zheng)气(qi)(qi)转(zhuan)(zhuan)(zhuan)(zhuan)化(hua)(hua)(hua)工(gong)序(xu)的(de)(de)(de)(de)(de)(de)(de)(de)关键设(she)(she)备是主(zhu)转(zhuan)(zhuan)(zhuan)(zhuan)化(hua)(hua)(hua)炉(lu)(lu)(lu)。原料在进(jin)人主(zhu)转(zhuan)(zhuan)(zhuan)(zhuan)化(hua)(hua)(hua)炉(lu)(lu)(lu)之前需要(yao)在预转(zhuan)(zhuan)(zhuan)(zhuan)化(hua)(hua)(hua)炉(lu)(lu)(lu)中(zhong)进(jin)行预转(zhuan)(zhuan)(zhuan)(zhuan)化(hua)(hua)(hua)。预转(zhuan)(zhuan)(zhuan)(zhuan)化(hua)(hua)(hua)可(ke)将天(tian)然气(qi)(qi)中(zhong)的(de)(de)(de)(de)(de)(de)(de)(de)重(zhong)碳氢(qing)化(hua)(hua)(hua)合(he)物全(quan)部(bu)转(zhuan)(zhuan)(zhuan)(zhuan)化(hua)(hua)(hua)为甲烷和CO,从而可(ke)降低(di)(di)(di)主(zhu)转(zhuan)(zhuan)(zhuan)(zhuan)化(hua)(hua)(hua)炉(lu)(lu)(lu)结焦的(de)(de)(de)(de)(de)(de)(de)(de)可(ke)能性。同时可(ke)将原料气(qi)(qi)中(zhong)残余的(de)(de)(de)(de)(de)(de)(de)(de)硫全(quan)部(bu)除去,使转(zhuan)(zhuan)(zhuan)(zhuan)化(hua)(hua)(hua)炉(lu)(lu)(lu)催(cui)化(hua)(hua)(hua)剂不(bu)会(hui)发生硫中(zhong)毒,延长催(cui)化(hua)(hua)(hua)剂的(de)(de)(de)(de)(de)(de)(de)(de)使用寿命(ming)。CO变(bian)化(hua)(hua)(hua)是使来自蒸(zheng)气(qi)(qi)转(zhuan)(zhuan)(zhuan)(zhuan)化(hua)(hua)(hua)单(dan)元(yuan)的(de)(de)(de)(de)(de)(de)(de)(de)混(hun)和气(qi)(qi)体在装有催(cui)化(hua)(hua)(hua)剂的(de)(de)(de)(de)(de)(de)(de)(de)变(bian)换炉(lu)(lu)(lu)中(zhong)进(jin)行水煤气(qi)(qi)反(fan)应(ying),CO进(jin)一步与水蒸(zheng)气(qi)(qi)反(fan)应(ying),大部(bu)分(fen)CO转(zhuan)(zhuan)(zhuan)(zhuan)化(hua)(hua)(hua)为CO和H,。其工(gong)艺(yi)一般按照变(bian)换温度(du)可(ke)分(fen)为高温变(bian)换和中(zhong)温变(bian)换。变(bian)换后(hou)的(de)(de)(de)(de)(de)(de)(de)(de)气(qi)(qi)体经(jing)冷却后(hou),分(fen)离工(gong)艺(yi)冷凝(ning)液后(hou),气(qi)(qi)体送(song)氢(qing)气(qi)(qi)提纯(chun)工(gong)艺(yi)。氢(qing)气(qi)(qi)提纯(chun)的(de)(de)(de)(de)(de)(de)(de)(de)方法包括冷凝(ning)-低(di)(di)(di)温吸(xi)(xi)(xi)(xi)(xi)附(fu)(fu)法,低(di)(di)(di)温吸(xi)(xi)(xi)(xi)(xi)收-吸(xi)(xi)(xi)(xi)(xi)附(fu)(fu)法,变(bian)压吸(xi)(xi)(xi)(xi)(xi)附(fu)(fu)法(PSA),把膜扩散法等。目前氢(qing)气(qi)(qi)提纯(chun)普遍使用的(de)(de)(de)(de)(de)(de)(de)(de)方法是变(bian)压吸(xi)(xi)(xi)(xi)(xi)附(fu)(fu)法,PSA技(ji)术具有能耗低(di)(di)(di),产品纯(chun)度(du)高,工(gong)艺(yi)流程简(jian)单(dan)等。吸(xi)(xi)(xi)(xi)(xi)附(fu)(fu)塔内的(de)(de)(de)(de)(de)(de)(de)(de)吸(xi)(xi)(xi)(xi)(xi)附(fu)(fu)剂吸(xi)(xi)(xi)(xi)(xi)附(fu)(fu)除氢(qing)气(qi)(qi)以外的(de)(de)(de)(de)(de)(de)(de)(de)其它杂(za)质而使氢(qing)气(qi)(qi)得以净(jing)化(hua)(hua)(hua),净(jing)化(hua)(hua)(hua)后(hou)的(de)(de)(de)(de)(de)(de)(de)(de)氢(qing)气(qi)(qi)纯(chun)度(du)可(ke)达到99.9%-99.99%。随着氢(qing)能源(yuan)产业的(de)(de)(de)(de)(de)(de)(de)(de)不(bu)断(duan)发展和技(ji)术的(de)(de)(de)(de)(de)(de)(de)(de)不(bu)断(duan)创(chuang)新(xin),天(tian)然气(qi)(qi)制(zhi)氢(qing)设(she)(she)备将成(cheng)为氢(qing)能源(yuan)生产的(de)(de)(de)(de)(de)(de)(de)(de)重(zhong)要(yao)组成(cheng)部(bu)分(fen)。宁夏小型天(tian)然气(qi)(qi)制(zhi)氢(qing)设(she)(she)备
工(gong)业化(hua)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)现状1三种制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)方案对比(1)天(tian)(tian)然(ran)(ran)气(qi)(qi)水(shui)(shui)(shui)(shui)蒸汽重(zhong)(zhong)(zhong)整制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)(2)甲(jia)(jia)醇(chun)(chun)水(shui)(shui)(shui)(shui)蒸汽重(zhong)(zhong)(zhong)整制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)(3)电(dian)(dian)解水(shui)(shui)(shui)(shui)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)2大(da)(da)(da)型制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing):天(tian)(tian)然(ran)(ran)气(qi)(qi)水(shui)(shui)(shui)(shui)蒸汽重(zhong)(zhong)(zhong)整制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)占主导地位特点:(1)天(tian)(tian)然(ran)(ran)气(qi)(qi)既是原料(liao)气(qi)(qi)也是燃料(liao)气(qi)(qi),无需运输(shu),氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)能(neng)耗(hao)低(di)(di)(di),消耗(hao)低(di)(di)(di),氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)气(qi)(qi)成(cheng)本(ben)。(2)自(zi)动(dong)化(hua)程度高(gao),安全性能(neng)高(gao)。(3)天(tian)(tian)然(ran)(ran)气(qi)(qi)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)投资较(jiao)高(gao),适合大(da)(da)(da)规(gui)模工(gong)业化(hua)生(sheng)产(chan),一般制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)规(gui)模在5000Nm3/h以上时选择天(tian)(tian)然(ran)(ran)气(qi)(qi)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)工(gong)艺(yi)更经(jing)济(ji)3小型制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)、高(gao)纯(chun)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)采用(yong)电(dian)(dian)解水(shui)(shui)(shui)(shui)方法(1)多年来,水(shui)(shui)(shui)(shui)电(dian)(dian)解制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)技术自(zi)开发以来一直进展不大(da)(da)(da),其(qi)主要(yao)(yao)原因(yin)是需要(yao)(yao)耗(hao)用(yong)大(da)(da)(da)量的(de)(de)电(dian)(dian)能(neng),电(dian)(dian)价的(de)(de)昂贵,用(yong)水(shui)(shui)(shui)(shui)电(dian)(dian)解制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)都不经(jing)济(ji)。(2)电(dian)(dian)解水(shui)(shui)(shui)(shui)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing),规(gui)模一般小于(yu)200Nm3/h,是较(jiao)成(cheng)熟(shu)的(de)(de)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)方法,由(you)于(yu)它的(de)(de)电(dian)(dian)耗(hao)较(jiao)高(gao),达到5~8kwh/Nm3H2,其(qi)单(dan)位氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)气(qi)(qi)成(cheng)本(ben)较(jiao)高(gao)4甲(jia)(jia)醇(chun)(chun)水(shui)(shui)(shui)(shui)蒸汽重(zhong)(zhong)(zhong)整制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)是中(zhong)(zhong)小型制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)的(de)(de)(1)甲(jia)(jia)醇(chun)(chun)蒸汽重(zhong)(zhong)(zhong)整制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)与大(da)(da)(da)规(gui)模的(de)(de)天(tian)(tian)然(ran)(ran)气(qi)(qi)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)或(huo)水(shui)(shui)(shui)(shui)电(dian)(dian)解制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)相比,投资省,能(neng)耗(hao)低(di)(di)(di)。由(you)于(yu)反应(ying)温(wen)(wen)度低(di)(di)(di)(230℃~280℃),工(gong)艺(yi)条(tiao)件缓和(he),燃料(liao)消耗(hao)也低(di)(di)(di)。与同(tong)等(deng)规(gui)模的(de)(de)天(tian)(tian)然(ran)(ran)气(qi)(qi)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)装置(zhi)相比,甲(jia)(jia)醇(chun)(chun)蒸汽转(zhuan)化(hua)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)的(de)(de)能(neng)耗(hao)约(yue)是前者的(de)(de)50%。(2)甲(jia)(jia)醇(chun)(chun)蒸汽重(zhong)(zhong)(zhong)整制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)所用(yong)的(de)(de)原料(liao)甲(jia)(jia)醇(chun)(chun)易(yi)得,运输(shu),储存方便。而且(qie)由(you)于(yu)所用(yong)的(de)(de)原料(liao)甲(jia)(jia)醇(chun)(chun)纯(chun)度高(gao),不需要(yao)(yao)再进行净化(hua)处理,反应(ying)条(tiao)件温(wen)(wen)和(he),流程简(jian)单(dan),故易(yi)于(yu)操作山西耐高(gao)温(wen)(wen)天(tian)(tian)然(ran)(ran)气(qi)(qi)制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)设(she)备制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)(qing)(qing)设(she)备在生(sheng)产(chan)过程中(zhong)(zhong)会产(chan)生(sheng)大(da)(da)(da)量的(de)(de)热量,因(yin)此需要(yao)(yao)配备冷却系统(tong)以控制(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)温(wen)(wen)度。
天(tian)(tian)然(ran)(ran)(ran)(ran)气(qi)(qi)(qi)制氢(qing)是一(yi)(yi)种(zhong)通过(guo)(guo)利(li)用化(hua)学反(fan)应(ying)(ying)来(lai)将天(tian)(tian)然(ran)(ran)(ran)(ran)气(qi)(qi)(qi)转化(hua)为氢(qing)气(qi)(qi)(qi)的(de)(de)(de)(de)技(ji)(ji)术。这(zhei)种(zhong)技(ji)(ji)术在(zai)工业和(he)能源领域得(de)到广泛应(ying)(ying)用,在(zai)生(sheng)产(chan)出(chu)高(gao)质量的(de)(de)(de)(de)氢(qing)气(qi)(qi)(qi)的(de)(de)(de)(de)同(tong)时,也(ye)能够为环(huan)境保护事业作出(chu)贡献(xian)。1、提取天(tian)(tian)然(ran)(ran)(ran)(ran)气(qi)(qi)(qi)第(di)一(yi)(yi)步就是从(cong)天(tian)(tian)然(ran)(ran)(ran)(ran)气(qi)(qi)(qi)井中(zhong)(zhong)提取天(tian)(tian)然(ran)(ran)(ran)(ran)气(qi)(qi)(qi)。长庆石化(hua)公(gong)司(si)(si)的(de)(de)(de)(de)天(tian)(tian)然(ran)(ran)(ran)(ran)气(qi)(qi)(qi)储(chu)备(bei)量很大,为了能够利(li)用这(zhei)些(xie)储(chu)备(bei),公(gong)司(si)(si)从(cong)天(tian)(tian)然(ran)(ran)(ran)(ran)气(qi)(qi)(qi)井中(zhong)(zhong)提取出(chu)来(lai)天(tian)(tian)然(ran)(ran)(ran)(ran)气(qi)(qi)(qi)。据统计,公(gong)司(si)(si)每天(tian)(tian)从(cong)天(tian)(tian)然(ran)(ran)(ran)(ran)气(qi)(qi)(qi)井中(zhong)(zhong)提取的(de)(de)(de)(de)天(tian)(tian)然(ran)(ran)(ran)(ran)气(qi)(qi)(qi)量达到了120万立(li)方(fang)米,这(zhei)些(xie)天(tian)(tian)然(ran)(ran)(ran)(ran)气(qi)(qi)(qi)主要是由甲烷(wan)和(he)少量的(de)(de)(de)(de)乙烷(wan)组成的(de)(de)(de)(de)。2、脱硫天(tian)(tian)然(ran)(ran)(ran)(ran)气(qi)(qi)(qi)中(zhong)(zhong)含有一(yi)(yi)定的(de)(de)(de)(de)硫化(hua)氢(qing)气(qi)(qi)(qi)体,这(zhei)些(xie)气(qi)(qi)(qi)体会影响(xiang)到后(hou)(hou)续(xu)的(de)(de)(de)(de)制氢(qing)工艺(yi)同(tong)时也(ye)会对(dui)环(huan)境造成污(wu)染。3、脱碳(tan)(tan)这(zhei)一(yi)(yi)步是将天(tian)(tian)然(ran)(ran)(ran)(ran)气(qi)(qi)(qi)中(zhong)(zhong)的(de)(de)(de)(de)二氧(yang)(yang)化(hua)碳(tan)(tan)去(qu)除,也(ye)是为了减(jian)少二氧(yang)(yang)化(hua)碳(tan)(tan)对(dui)后(hou)(hou)续(xu)制氢(qing)过(guo)(guo)程(cheng)的(de)(de)(de)(de)影响(xiang)。4、制氢(qing)将经过(guo)(guo)脱硫和(he)脱碳(tan)(tan)的(de)(de)(de)(de)天(tian)(tian)然(ran)(ran)(ran)(ran)气(qi)(qi)(qi)送入(ru)蒸汽重整反(fan)应(ying)(ying)器中(zhong)(zhong)与蒸汽进行作用,反(fan)应(ying)(ying)生(sheng)成氢(qing)气(qi)(qi)(qi)。在(zai)这(zhei)一(yi)(yi)步中(zhong)(zhong),天(tian)(tian)然(ran)(ran)(ran)(ran)气(qi)(qi)(qi)中(zhong)(zhong)的(de)(de)(de)(de)甲烷(wan)与水化(hua)合反(fan)应(ying)(ying),产(chan)生(sheng)氢(qing)气(qi)(qi)(qi)和(he)氧(yang)(yang)化(hua)碳(tan)(tan)。
天(tian)(tian)然(ran)气(qi)(qi)(qi)水(shui)蒸汽(qi)重(zhong)整(zheng)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)、甲醇(chun)(chun)水(shui)蒸汽(qi)重(zhong)整(zheng)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)、电(dian)解(jie)水(shui)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)大(da)型制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing):天(tian)(tian)然(ran)气(qi)(qi)(qi)水(shui)蒸汽(qi)重(zhong)整(zheng)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)占主导地位:(1)天(tian)(tian)然(ran)气(qi)(qi)(qi)既(ji)是(shi)原(yuan)料(liao)(liao)气(qi)(qi)(qi)也是(shi)燃(ran)(ran)料(liao)(liao)气(qi)(qi)(qi),无(wu)需(xu)(xu)(xu)运输(shu),氢(qing)(qing)(qing)(qing)(qing)能(neng)(neng)耗(hao)低,消耗(hao)低,氢(qing)(qing)(qing)(qing)(qing)气(qi)(qi)(qi)成(cheng)本。(2)自(zi)动(dong)化程度高,安全性(xing)能(neng)(neng)高。(3)天(tian)(tian)然(ran)气(qi)(qi)(qi)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)投(tou)资(zi)较高,适合大(da)规(gui)模(mo)工(gong)(gong)业化生产,一般制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)规(gui)模(mo)在5000Nm3/h以上(shang)时(shi)选择天(tian)(tian)然(ran)气(qi)(qi)(qi)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)工(gong)(gong)艺更经济小型制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)、高纯氢(qing)(qing)(qing)(qing)(qing)采用(yong)电(dian)解(jie)水(shui)方法(fa):水(shui)电(dian)解(jie)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)技术自(zi)开(kai)发(fa)以来(lai)一直(zhi)进展(zhan)不(bu)(bu)大(da),其主要(yao)原(yuan)因是(shi)需(xu)(xu)(xu)要(yao)耗(hao)用(yong)大(da)量(liang)的(de)(de)电(dian)能(neng)(neng),电(dian)价(jia)的(de)(de)昂贵,用(yong)水(shui)电(dian)解(jie)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)都不(bu)(bu)经济。电(dian)解(jie)水(shui)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing),规(gui)模(mo)一般小于(yu)200Nm3/h,是(shi)较成(cheng)熟的(de)(de)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)方法(fa),由(you)于(yu)它的(de)(de)电(dian)耗(hao)较高,致其单(dan)位氢(qing)(qing)(qing)(qing)(qing)气(qi)(qi)(qi)成(cheng)本较高。甲醇(chun)(chun)水(shui)蒸汽(qi)重(zhong)整(zheng)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)是(shi)中小型制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)的(de)(de)(1)甲醇(chun)(chun)蒸汽(qi)重(zhong)整(zheng)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)与大(da)规(gui)模(mo)的(de)(de)天(tian)(tian)然(ran)气(qi)(qi)(qi)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)或水(shui)电(dian)解(jie)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)相比,投(tou)资(zi)省(sheng),能(neng)(neng)耗(hao)低。由(you)于(yu)反应温(wen)度低,工(gong)(gong)艺条件缓和,燃(ran)(ran)料(liao)(liao)消耗(hao)也低。与同等规(gui)模(mo)的(de)(de)天(tian)(tian)然(ran)气(qi)(qi)(qi)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)装置相比,甲醇(chun)(chun)蒸汽(qi)转化制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)的(de)(de)能(neng)(neng)耗(hao)约是(shi)前者的(de)(de)50%。(2)甲醇(chun)(chun)蒸汽(qi)重(zhong)整(zheng)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)所用(yong)的(de)(de)原(yuan)料(liao)(liao)甲醇(chun)(chun)易得,运输(shu),储(chu)存(cun)方便。而(er)且所用(yong)的(de)(de)原(yuan)料(liao)(liao)甲醇(chun)(chun)纯度高,不(bu)(bu)需(xu)(xu)(xu)要(yao)再进行净化处理,反应条件温(wen)和,易于(yu)操作(zuo)。天(tian)(tian)然(ran)气(qi)(qi)(qi)制(zhi)(zhi)(zhi)(zhi)氢(qing)(qing)(qing)(qing)(qing)设备的(de)(de)生产和使用(yong)可(ke)以为(wei)人类社会的(de)(de)未来(lai)发(fa)展(zhan)带来(lai)更多的(de)(de)希(xi)望(wang)和可(ke)能(neng)(neng)性(xing),为(wei)建设美好世界作(zuo)出贡献。
天(tian)(tian)然(ran)气(qi)与氢(qing)(qing)能融(rong)合(he)(he)主要存在(zai)3种(zhong)途径:上游制备(bei)融(rong)合(he)(he)。根(gen)据(ju)原料来(lai)源(yuan)和(he)生(sheng)产(chan)过程不同,可分为(wei)灰氢(qing)(qing)、蓝(lan)氢(qing)(qing)和(he)绿氢(qing)(qing)。其(qi)中,灰氢(qing)(qing)主要为(wei)煤制氢(qing)(qing),低成本(ben)(ben);绿氢(qing)(qing)为(wei)新能源(yuan)制氢(qing)(qing),高(gao)成本(ben)(ben);蓝(lan)氢(qing)(qing)为(wei)天(tian)(tian)然(ran)气(qi)制氢(qing)(qing),成本(ben)(ben)介于灰氢(qing)(qing)与绿氢(qing)(qing)之间。截至2022年底(di),全(quan)国(guo)氢(qing)(qing)气(qi)产(chan)量为(wei)3781万吨(dun),其(qi)中天(tian)(tian)然(ran)气(qi)制氢(qing)(qing)占比达18.1%。中游储(chu)运(yun)(yun)融(rong)合(he)(he)。氢(qing)(qing)气(qi)与天(tian)(tian)然(ran)气(qi)在(zai)储(chu)运(yun)(yun)环节(jie)具有(you)(you)较高(gao)的(de)相(xiang)似性(xing),可利(li)用管(guan)道(dao)、罐(guan)车、铁(tie)路及船舶等方(fang)式运(yun)(yun)输(shu)(shu),其(qi)中管(guan)道(dao)掺(chan)氢(qing)(qing)是解决大规模、长距离(li)氢(qing)(qing)能运(yun)(yun)输(shu)(shu)的(de)良(liang)好过渡办法。由(you)内(nei)(nei)蒙古西部(bu)天(tian)(tian)然(ran)气(qi)股(gu)份有(you)(you)限公司投资建(jian)设(she)(she)的(de)国(guo)内(nei)(nei)首条掺(chan)氢(qing)(qing)高(gao)压输(shu)(shu)气(qi)管(guan)道(dao)工(gong)程已在(zai)内(nei)(nei)蒙古动工(gong)。终端(duan)利(li)用融(rong)合(he)(he)。天(tian)(tian)然(ran)气(qi)与氢(qing)(qing)气(qi)在(zai)城市燃气(qi)、交通运(yun)(yun)输(shu)(shu)、电力(li)供应、分布(bu)式供能等领域可实(shi)现协同发展。截至2022年底(di),全(quan)国(guo)投运(yun)(yun)加氢(qing)(qing)站274座。天(tian)(tian)然(ran)气(qi)制氢(qing)(qing)设(she)(she)备(bei)的(de)生(sheng)产(chan)和(he)使(shi)用需要遵守(shou)相(xiang)关(guan)的(de)安全(quan)规范和(he)标准,以确保生(sheng)产(chan)和(he)使(shi)用过程的(de)安全(quan)性(xing)。宁夏(xia)小(xiao)型天(tian)(tian)然(ran)气(qi)制氢(qing)(qing)设(she)(she)备(bei)
制氢(qing)设(she)备需(xu)要定(ding)期维护和(he)保(bao)养,以确(que)保(bao)其正常运行和(he)延长使用(yong)寿命。宁夏小型(xing)天然气制氢(qing)设(she)备
天(tian)(tian)(tian)然(ran)(ran)(ran)(ran)(ran)(ran)气(qi)(qi)(qi)(qi)(qi)制(zhi)氢(qing)(qing)(qing)设(she)备(bei)是一种高效(xiao)、环(huan)保的(de)(de)(de)(de)(de)(de)氢(qing)(qing)(qing)气(qi)(qi)(qi)(qi)(qi)生(sheng)产设(she)备(bei),它采(cai)(cai)用(yong)(yong)(yong)(yong)天(tian)(tian)(tian)然(ran)(ran)(ran)(ran)(ran)(ran)气(qi)(qi)(qi)(qi)(qi)作为原料,通(tong)过催化(hua)(hua)(hua)剂(ji)(ji)反应将(jiang)(jiang)天(tian)(tian)(tian)然(ran)(ran)(ran)(ran)(ran)(ran)气(qi)(qi)(qi)(qi)(qi)转(zhuan)化(hua)(hua)(hua)为氢(qing)(qing)(qing)气(qi)(qi)(qi)(qi)(qi)。相比传统的(de)(de)(de)(de)(de)(de)水电解制(zhi)氢(qing)(qing)(qing)技(ji)(ji)术(shu),天(tian)(tian)(tian)然(ran)(ran)(ran)(ran)(ran)(ran)气(qi)(qi)(qi)(qi)(qi)制(zhi)氢(qing)(qing)(qing)设(she)备(bei)具(ju)(ju)有更(geng)(geng)高的(de)(de)(de)(de)(de)(de)效(xiao)率和(he)更(geng)(geng)低的(de)(de)(de)(de)(de)(de)成本(ben),同时(shi)(shi)(shi)也(ye)更(geng)(geng)加环(huan)保。我(wo)们(men)(men)(men)公司(si)的(de)(de)(de)(de)(de)(de)天(tian)(tian)(tian)然(ran)(ran)(ran)(ran)(ran)(ran)气(qi)(qi)(qi)(qi)(qi)制(zhi)氢(qing)(qing)(qing)设(she)备(bei)采(cai)(cai)用(yong)(yong)(yong)(yong)先(xian)进的(de)(de)(de)(de)(de)(de)技(ji)(ji)术(shu)和(he)材料,具(ju)(ju)有以下(xia)特点:1.高效(xiao)节能(neng)(neng)(neng):采(cai)(cai)用(yong)(yong)(yong)(yong)先(xian)进的(de)(de)(de)(de)(de)(de)催化(hua)(hua)(hua)剂(ji)(ji)和(he)反应器设(she)计(ji),能(neng)(neng)(neng)够将(jiang)(jiang)天(tian)(tian)(tian)然(ran)(ran)(ran)(ran)(ran)(ran)气(qi)(qi)(qi)(qi)(qi)转(zhuan)化(hua)(hua)(hua)为高纯度(du)的(de)(de)(de)(de)(de)(de)氢(qing)(qing)(qing)气(qi)(qi)(qi)(qi)(qi),同时(shi)(shi)(shi)也(ye)能(neng)(neng)(neng)够减少能(neng)(neng)(neng)源的(de)(de)(de)(de)(de)(de)消(xiao)耗。2.稳(wen)定可靠:设(she)备(bei)采(cai)(cai)用(yong)(yong)(yong)(yong)先(xian)进的(de)(de)(de)(de)(de)(de)制(zhi)造工(gong)艺(yi),具(ju)(ju)有良好的(de)(de)(de)(de)(de)(de)耐腐(fu)蚀性(xing)(xing)和(he)稳(wen)定性(xing)(xing),能(neng)(neng)(neng)够长(zhang)期稳(wen)定运(yun)行(xing)。3.环(huan)境保护(hu)节能(neng)(neng)(neng):天(tian)(tian)(tian)然(ran)(ran)(ran)(ran)(ran)(ran)气(qi)(qi)(qi)(qi)(qi)制(zhi)氢(qing)(qing)(qing)设(she)备(bei)采(cai)(cai)用(yong)(yong)(yong)(yong)天(tian)(tian)(tian)然(ran)(ran)(ran)(ran)(ran)(ran)气(qi)(qi)(qi)(qi)(qi)作为原料,不会(hui)产生(sheng)二氧化(hua)(hua)(hua)碳等有害气(qi)(qi)(qi)(qi)(qi)体,同时(shi)(shi)(shi)也(ye)能(neng)(neng)(neng)减少能(neng)(neng)(neng)源的(de)(de)(de)(de)(de)(de)消(xiao)耗,具(ju)(ju)有很好的(de)(de)(de)(de)(de)(de)环(huan)保效(xiao)益。4.易(yi)于维(wei)护(hu):设(she)备(bei)采(cai)(cai)用(yong)(yong)(yong)(yong)模(mo)块化(hua)(hua)(hua)设(she)计(ji),易(yi)于维(wei)护(hu)和(he)更(geng)(geng)换(huan),能(neng)(neng)(neng)够减少维(wei)护(hu)成本(ben)和(he)停机(ji)时(shi)(shi)(shi)间。我(wo)们(men)(men)(men)的(de)(de)(de)(de)(de)(de)天(tian)(tian)(tian)然(ran)(ran)(ran)(ran)(ran)(ran)气(qi)(qi)(qi)(qi)(qi)制(zhi)氢(qing)(qing)(qing)设(she)备(bei)已经广(guang)泛应用(yong)(yong)(yong)(yong)于石油化(hua)(hua)(hua)工(gong)、电力、钢铁、航空航天(tian)(tian)(tian)等领域(yu),得到了广(guang)大用(yong)(yong)(yong)(yong)户的(de)(de)(de)(de)(de)(de)认可和(he)好评。我(wo)们(men)(men)(men)将(jiang)(jiang)继续不断(duan)创新和(he)优(you)化(hua)(hua)(hua)产品,为用(yong)(yong)(yong)(yong)户提供(gong)更(geng)(geng)好服务和(he)产品。如果您有任何关于天(tian)(tian)(tian)然(ran)(ran)(ran)(ran)(ran)(ran)气(qi)(qi)(qi)(qi)(qi)制(zhi)氢(qing)(qing)(qing)设(she)备(bei)的(de)(de)(de)(de)(de)(de)需(xu)求(qiu)和(he)问题,欢迎随时(shi)(shi)(shi)联系我(wo)们(men)(men)(men),我(wo)们(men)(men)(men)将(jiang)(jiang)竭(jie)诚为您服务。宁夏小(xiao)型天(tian)(tian)(tian)然(ran)(ran)(ran)(ran)(ran)(ran)气(qi)(qi)(qi)(qi)(qi)制(zhi)氢(qing)(qing)(qing)设(she)备(bei)
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浦东防洪墙厂家
防(fang)(fang)(fang)洪墙之所以能(neng)产生如此(ci)大的(de)抗压(ya)能(neng)力(li)(li)(li),是因为设(she)计的(de)压(ya)柱杠(gang)杆压(ya)紧(jin)装置在向下的(de)压(ya)力(li)(li)(li)作用下压(ya)紧(jin)防(fang)(fang)(fang)洪挡(dang)(dang)板(ban),通过洪水本(ben)身(shen)对防(fang)(fang)(fang)洪挡(dang)(dang)板(ban)侧(ce)压(ya)力(li)(li)(li)的(de)冲击力(li)(li)(li),将(jiang)防(fang)(fang)(fang)洪挡(dang)(dang)板(ban)和底(di)部防(fang)(fang)(fang)洪挡(dang)(dang)板(ban)上的(de)防(fang)(fang)(fang)水条压(ya)向地(di)面(mian),防(fang)(fang)(fang)洪挡(dang)(dang)板(ban)的(de)表面(mian)压(ya)向固定 。
工(gong)人使用叉(cha)车或行(xing)吊对钢边箱(xiang)(xiang)进行(xing)操作时,一定要轻(qing)(qing)拿轻(qing)(qing)放,钢边箱(xiang)(xiang)在(zai)包(bao)装好机械设备后,整个包(bao)装箱(xiang)(xiang)的重量会增加好多倍(bei),轻(qing)(qing)拿轻(qing)(qing)放是关键(jian),如果受力不均匀,不仅容易导(dao)致箱(xiang)(xiang)体变形(xing)损坏,严重时甚(shen)至可能(neng)造(zao)成整个钢边箱(xiang)(xiang)倾(qing)斜(xie) 。
学(xue)车(che)(che)(che)的(de)考(kao)(kao)(kao)试内(nei)容有(you)哪(na)(na)些?学(xue)车(che)(che)(che)是(shi)每个人(ren)成年后都会面临的(de)一(yi)项重要任务。而学(xue)车(che)(che)(che)的(de)过(guo)程中,考(kao)(kao)(kao)试是(shi)必(bi)不(bu)可少的(de)一(yi)环。那(nei)么,学(xue)车(che)(che)(che)的(de)考(kao)(kao)(kao)试内(nei)容有(you)哪(na)(na)些呢?下面就(jiu)让我们(men)一(yi)起来(lai)了(le)解(jie)一(yi)下。首先(xian),学(xue)车(che)(che)(che)的(de)考(kao)(kao)(kao)试内(nei)容包括理论(lun)考(kao)(kao)(kao)试和实际考(kao)(kao)(kao) 。
设(she)(she)计(ji)风格(ge)与社(she)会(hui)背(bei)景的(de)关系(xi)(xi)。室内设(she)(she)计(ji)风格(ge)与社(she)会(hui)背(bei)景的(de)发展有(you)着不可分(fen)割的(de)紧密关系(xi)(xi),在复杂多变的(de)社(she)会(hui)背(bei)景共同作用下会(hui)产(chan)生(sheng)(sheng)与之相适应的(de)设(she)(she)计(ji)风格(ge),即在特(te)定(ding)的(de)社(she)会(hui)背(bei)景影响(xiang)下会(hui)产(chan)生(sheng)(sheng)一定(ding)的(de)设(she)(she)计(ji)风格(ge)特(te)征,几乎每一种设(she)(she)计(ji) 。
陕(shan)西南方制衣有(you)限公(gong)司还为客(ke)户(hu)提(ti)供(gong)完善的(de)(de)售(shou)后(hou)服(fu)务。公(gong)司设有(you)专门(men)的(de)(de)客(ke)户(hu)服(fu)务团队,随时(shi)为客(ke)户(hu)提(ti)供(gong)咨(zi)询、售(shou)后(hou)问题等服(fu)务。同时(shi),公(gong)司还提(ti)供(gong)洗熨(yun)、调整等增值服(fu)务,让客(ke)户(hu)在穿着过程中(zhong)享受到更多的(de)(de)便(bian)利(li)和舒适。综上所(suo)述(shu) 。
一个符合(he)人(ren)(ren)体工(gong)程学的工(gong)作(zuo)台应该(gai)(gai)能够让(rang)人(ren)(ren)们的身体保持(chi)正确(que)的姿(zi)势,同(tong)时减少手腕和(he)颈部(bu)的疲(pi)劳问题(ti)。在工(gong)作(zuo)台的设计中,我们应该(gai)(gai)考虑以下(xia)(xia)因素:(1)工(gong)作(zuo)台的高(gao)度(du):工(gong)作(zuo)台的高(gao)度(du)应该(gai)(gai)能够让(rang)人(ren)(ren)们的双臂自然下(xia)(xia)垂,同(tong)时肘 。
当然可(ke)以,除(chu)了(le)上述提(ti)到(dao)的优(you)点,光(guang)伏用格(ge)栅(zha)板(ban)还具有(you)(you)以下优(you)点:封(feng)闭(bi)性能(neng)好,无危险性高(gao)(gao):和耐(nai)腐(fu)蚀性很(hen)差的金(jin)属盖(gai)板(ban)、材质较差的木质盖(gai)板(ban)相比,玻(bo)(bo)璃钢(gang)工厂格(ge)栅(zha)的封(feng)闭(bi)性非常突出。耐(nai)高(gao)(gao)温、阻(zu)燃性能(neng)强:所有(you)(you)的玻(bo)(bo)璃钢(gang)制品 。
橡(xiang)(xiang)胶(jiao)(jiao)材料:橡(xiang)(xiang)胶(jiao)(jiao)板橡(xiang)(xiang)胶(jiao)(jiao)板是一种(zhong)具有耐(nai)(nai)磨(mo)、耐(nai)(nai)腐蚀、耐(nai)(nai)高(gao)温(wen)等特点的(de)(de)橡(xiang)(xiang)胶(jiao)(jiao)材料,常用于需要高(gao)耐(nai)(nai)磨(mo)性能(neng)的(de)(de)风管(guan)系统中,如(ru)煤矿、水(shui)泥厂等场所。橡(xiang)(xiang)胶(jiao)(jiao)板的(de)(de)厚度一般为3mm-20mm,常用的(de)(de)规格有1m2m、1.2m2.4m 。
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【钣(ban)金矫(jiao)(jiao)(jiao)平机(ji)(ji)与(yu)卷料矫(jiao)(jiao)(jiao)平机(ji)(ji):用(yong)途、结(jie)构(gou)和操作方(fang)式(shi)(shi)的区(qu)别】钣(ban)金矫(jiao)(jiao)(jiao)平机(ji)(ji)和卷料矫(jiao)(jiao)(jiao)平机(ji)(ji)是两种常见的矫(jiao)(jiao)(jiao)平设备(bei),它们(men)在用(yong)途、结(jie)构(gou)和操作方(fang)式(shi)(shi)上存在一(yi)些(xie)区(qu)别。钣(ban)金矫(jiao)(jiao)(jiao)平机(ji)(ji)和卷料矫(jiao)(jiao)(jiao)平机(ji)(ji)在用(yong)途、结(jie)构(gou)和操作方(fang)式(shi)(shi)上存在一(yi)些(xie)区(qu)别。 。
小方块海绵(mian)(mian)颗粒(li)(li)的过(guo)滤效果(guo)好,这得益于(yu)其特殊的结(jie)构和表面(mian)性质。海绵(mian)(mian)颗粒(li)(li)的表面(mian)有很(hen)多微小的孔隙(xi),这些孔隙(xi)可以吸附水中(zhong)的悬浮物和胶体(ti)物质,从(cong)而去除水中(zhong)的异味和色(se)泽。同时,这些孔隙(xi)还可以增加(jia)水的比表面(mian)积(ji),有利 。