产品中心
产品知识
聚氨酯保温管的供热效应怎样的
聚(ju)(ju)氨(an)酯(zhi)保(bao)(bao)温直埋(mai)(mai)管(guan)(guan)(guan)(guan)在(zai)(zai)国(guo)外一些(xie)发达(da)国(guo)家已成(cheng)为(wei)(wei)一项比(bi)(bi)较成(cheng)熟(shu)的(de)(de)(de)(de)先进技(ji)术(shu)。近十(shi)几年(nian),我国(guo)供(gong)热(re)工(gong)程技(ji)术(shu)人员通过消化(hua)、吸(xi)收这(zhei)项先进技(ji)术(shu),正(zheng)推动(dong)着国(guo)内管(guan)(guan)(guan)(guan)网(wang)敷(fu)设技(ji)术(shu)向更(geng)高的(de)(de)(de)(de)层(ceng)次发展。十(shi)几年(nian)来(lai)的(de)(de)(de)(de)实践成(cheng)果充分证(zheng)明了(le)聚(ju)(ju)氨(an)酪保(bao)(bao)温直埋(mai)(mai)管(guan)(guan)(guan)(guan)敷(fu)设方式与传统的(de)(de)(de)(de)地(di)沟(gou)及架空(kong)敷(fu)设相比(bi)(bi),具有诸多优点(dian)。这(zhei)也正(zheng)是(shi)(shi)聚(ju)(ju)氨(an)酪保(bao)(bao)温直埋(mai)(mai)管(guan)(guan)(guan)(guan)在(zai)(zai)我国(guo)供(gong)热(re)工(gong)程上得以迅猛发展的(de)(de)(de)(de)内在(zai)(zai)动(dong)力。聚(ju)(ju)氨(an)酯(zhi)保(bao)(bao)温直埋(mai)(mai)管(guan)(guan)(guan)(guan)的(de)(de)(de)(de)优点(dian):降低(di)(di)(di)工(gong)程造(zao)(zao)价。据有关部(bu)门测算(suan),双管(guan)(guan)(guan)(guan)制供(gong)热(re)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao),一般情况(kuang)下可以降低(di)(di)(di)工(gong)程造(zao)(zao)价的(de)(de)(de)(de)25%(采(cai)用(yong)(yong)玻(bo)璃钢做保(bao)(bao)护(hu)层(ceng))和(he)10%(采(cai)用(yong)(yong)高密(mi)(mi)(mi)度聚(ju)(ju)乙烯(xi)做保(bao)(bao)护(hu)层(ceng))左右。热(re)损(sun)(sun)耗低(di)(di)(di),节约(yue)能源(yuan)。由于(yu)直埋(mai)(mai)管(guan)(guan)(guan)(guan)采(cai)用(yong)(yong)聚(ju)(ju)氨(an)酪硬(ying)质泡沫塑料(liao)进行保(bao)(bao)温,其导热(re)系数为(wei)(wei):λ=0.013—0.03kcal/m·h·oC,比(bi)(bi)其他过去常用(yong)(yong)的(de)(de)(de)(de)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)保(bao)(bao)温材(cai)料(liao)低(di)(di)(di)得多,保(bao)(bao)温效果提(ti)高4~9倍(bei)(bei)。再有其吸(xi)水(shui)(shui)(shui)率(lv)很(hen)低(di)(di)(di),约(yue)为(wei)(wei)0.2kg/m2。吸(xi)水(shui)(shui)(shui)率(lv)低(di)(di)(di)的(de)(de)(de)(de)原因(yin)是(shi)(shi)由于(yu)聚(ju)(ju)氨(an)酯(zhi)泡沫的(de)(de)(de)(de)闭孔率(lv)高达(da)92%左右。低(di)(di)(di)导热(re)系数和(he)低(di)(di)(di)吸(xi)水(shui)(shui)(shui)率(lv),加上保(bao)(bao)温层(ceng)和(he)外面防(fang)水(shui)(shui)(shui)性(xing)能好(hao)(hao)(hao)的(de)(de)(de)(de)高密(mi)(mi)(mi)度聚(ju)(ju)乙烯(xi)或玻(bo)璃钢保(bao)(bao)护(hu)壳(qiao),改变了(le)传统地(di)沟(gou)敷(fu)设供(gong)热(re)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)“穿湿棉袄”的(de)(de)(de)(de)状况(kuang),大(da)大(da)减少了(le)供(gong)热(re)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)的(de)(de)(de)(de)整体热(re)损(sun)(sun)耗,热(re)网(wang)热(re)损(sun)(sun)失为(wei)(wei)2%,小于(yu)国(guo)际10%的(de)(de)(de)(de)标(biao)准要求(qiu)。防(fang)腐(fu),绝(jue)(jue)缘(yuan)性(xing)能好(hao)(hao)(hao),使(shi)用(yong)(yong)寿命(ming)长。直埋(mai)(mai)保(bao)(bao)温管(guan)(guan)(guan)(guan)由于(yu)聚(ju)(ju)氨(an)酯(zhi)硬(ying)质泡沫保(bao)(bao)温层(ceng)紧密(mi)(mi)(mi)地(di)粘(zhan)结在(zai)(zai)钢管(guan)(guan)(guan)(guan)外皮,隔绝(jue)(jue)了(le)空(kong)气和(he)水(shui)(shui)(shui)的(de)(de)(de)(de)渗入,能起到良好(hao)(hao)(hao)的(de)(de)(de)(de)防(fang)腐(fu)作(zuo)用(yong)(yong)。同(tong)时它的(de)(de)(de)(de)发泡孔都是(shi)(shi)闭合的(de)(de)(de)(de),吸(xi)水(shui)(shui)(shui)性(xing)很(hen)小。高密(mi)(mi)(mi)度聚(ju)(ju)乙烯(xi)外壳(qiao)、玻(bo)璃钢外壳(qiao)均具有良好(hao)(hao)(hao)的(de)(de)(de)(de)防(fang)腐(fu)、绝(jue)(jue)缘(yuan)和(he)机械性(xing)能。因(yin)此,工(gong)作(zuo)钢管(guan)(guan)(guan)(guan)外皮很(hen)难(nan)受(shou)到外界空(kong)气和(he)水(shui)(shui)(shui)的(de)(de)(de)(de)侵蚀。只要管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)内部(bu)水(shui)(shui)(shui)质处理好(hao)(hao)(hao),据国(guo)外资料(liao)介绍,聚(ju)(ju)氨(an)酪保(bao)(bao)温管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)的(de)(de)(de)(de)使(shi)用(yong)(yong)寿命(ming)可达(da)50年(nian)以上,比(bi)(bi)传统的(de)(de)(de)(de)地(di)沟(gou)敷(fu)设、架空(kong)敷(fu)设使(shi)用(yong)(yong)寿命(ming)高3~4倍(bei)(bei)。
公司聚(ju)氨(an)酯(zhi)保温(wen)材(cai)料(liao)(liao)是一种性(xing)(xing)能(neng)优(you)良的(de)合成(cheng)材(cai)料(liao)(liao),它(ta)具(ju)有(you)比(bi)强度高、导热系数(shu)小等优(you)点,主(zhu)要用做保温(wen)隔热材(cai)料(liao)(liao),其(qi)次(ci)为(wei)(wei)(wei)结构材(cai)料(liao)(liao)。聚(ju)氨(an)酯(zhi)保温(wen)材(cai)料(liao)(liao)是目前国(guo)(guo)际上性(xing)(xing)能(neng)最好的(de)保温(wen)材(cai)料(liao)(liao)。硬质(zhi)聚(ju)氨(an)酯(zhi)具(ju)有(you)质(zhi)量轻、导热系数(shu)低、耐热性(xing)(xing)好、耐老(lao)化、容易与其(qi)它(ta)基(ji)材(cai)黏结、燃(ran)烧不产(chan)生(sheng)熔(rong)滴等优(you)异性(xing)(xing)能(neng),在(zai)欧美(mei)国(guo)(guo)家广(guang)泛用于建(jian)(jian)筑物(wu)的(de)屋顶、墙(qiang)体、天花板、地板、门窗等作为(wei)(wei)(wei)保温(wen)隔热材(cai)料(liao)(liao)。欧美(mei)等发达国(guo)(guo)家的(de)建(jian)(jian)筑保温(wen)材(cai)料(liao)(liao)中约有(you)49%为(wei)(wei)(wei)聚(ju)氨(an)酯(zhi)材(cai)料(liao)(liao),而在(zai)我国(guo)(guo)这(zhei)一比(bi)例(li)尚不足10%。聚(ju)氨(an)酯(zhi)保温(wen)材(cai)料(liao)(liao)作为(wei)(wei)(wei)一种性(xing)(xing)能(neng)优(you)异的(de)高分(fen)子材(cai)料(liao)(liao),已成(cheng)为(wei)(wei)(wei)继聚(ju)乙烯(xi)(xi)(xi)、聚(ju)氯乙烯(xi)(xi)(xi)、聚(ju)丙烯(xi)(xi)(xi)、聚(ju)苯乙烯(xi)(xi)(xi)之后的(de)第五(wu)大塑料(liao)(liao),全(quan)球总产(chan)量已超(chao)过1000万吨/年(nian)。近年(nian)来我国(guo)(guo)聚(ju)氨(an)酯(zhi)工业获得了长足发展(zhan),在(zai)冰箱(xiang)、集(ji)装箱(xiang)、皮革、制鞋和(he)纺织等领(ling)(ling)域(yu)已获得广(guang)泛应用;而此次(ci)在(zai)建(jian)(jian)筑节能(neng)等领(ling)(ling)域(yu)的(de)大力推广(guang),将为(wei)(wei)(wei)我国(guo)(guo)聚(ju)氨(an)酯(zhi)产(chan)业创造巨大的(de)发展(zhan)空间(jian)。
聚(ju)(ju)(ju)氨酯(zhi)(zhi)直(zhi)(zhi)埋(mai)(mai)(mai)保(bao)温(wen)(wen)(wen)(wen)管作为当今世界各节能管道输送与应(ying)(ying)(ying)用,最(zui)(zui)(zui)理想、最(zui)(zui)(zui)常用、爱用的(de)(de)管道保(bao)温(wen)(wen)(wen)(wen)型(xing)材(cai),聚(ju)(ju)(ju)氨酯(zhi)(zhi)直(zhi)(zhi)埋(mai)(mai)(mai)保(bao)温(wen)(wen)(wen)(wen)管材(cai)质不(bu)同、规格不(bu)同、合成(cheng)不(bu)同,应(ying)(ying)(ying)用也略(lve)有(you)区别(bie)。聚(ju)(ju)(ju)氨酯(zhi)(zhi)直(zhi)(zhi)埋(mai)(mai)(mai)保(bao)温(wen)(wen)(wen)(wen)管与其它管道保(bao)暖材(cai)料(liao)(liao)最(zui)(zui)(zui)大(da)的(de)(de)不(bu)同除了(le)机械性能高,保(bao)温(wen)(wen)(wen)(wen)绝热(re)效果好外,最(zui)(zui)(zui)值得(de)一提的(de)(de)就是占地面积少,施(shi)(shi)工简(jian)单最(zui)(zui)(zui)快捷,提高施(shi)(shi)工进度(du)的(de)(de)同时,也节省(sheng)(sheng)了(le)大(da)量人工,让我们着(zhe)实省(sheng)(sheng)了(le)不(bu)少钱(qian)。所以(yi)管道保(bao)温(wen)(wen)(wen)(wen)就用聚(ju)(ju)(ju)氨酯(zhi)(zhi)直(zhi)(zhi)埋(mai)(mai)(mai)保(bao)温(wen)(wen)(wen)(wen)管,经(jing)济理想最(zui)(zui)(zui)值得(de)信赖!聚(ju)(ju)(ju)氨酯(zhi)(zhi)直(zhi)(zhi)埋(mai)(mai)(mai)保(bao)温(wen)(wen)(wen)(wen)管优点: 施(shi)(shi)工快捷方便: 将(jiang)保(bao)温(wen)(wen)(wen)(wen)层(ceng)—聚(ju)(ju)(ju)氨酯(zhi)(zhi)发(fa)泡用现场(chang)浇罐或预制成(cheng)型(xing)等方法(fa)敷(fu)于(yu)钢(gang)管的(de)(de)防(fang)腐(fu)层(ceng)外,方法(fa)简(jian)便,工效迅(xun)捷。导(dao)热(re)系(xi)数小(xiao):聚(ju)(ju)(ju)氨酯(zhi)(zhi)直(zhi)(zhi)埋(mai)(mai)(mai)保(bao)温(wen)(wen)(wen)(wen)管壳的(de)(de)导(dao)热(re)系(xi)数在保(bao)温(wen)(wen)(wen)(wen)材(cai)料(liao)(liao)中是最(zui)(zui)(zui)低的(de)(de),因此聚(ju)(ju)(ju)氨酯(zhi)(zhi)直(zhi)(zhi)埋(mai)(mai)(mai)保(bao)温(wen)(wen)(wen)(wen)管能使物料(liao)(liao)的(de)(de)热(re)损失减(jian)少到最(zui)(zui)(zui)低限度(du)。防(fang)水、防(fang)腐(fu)、耐老化,聚(ju)(ju)(ju)氨酯(zhi)(zhi)直(zhi)(zhi)埋(mai)(mai)(mai)保(bao)温(wen)(wen)(wen)(wen)管应(ying)(ying)(ying)用经(jing)济寿命长。
质量可(ke)靠(kao),性(xing)(xing)能卓越,聚(ju)氨酯(zhi)(zhi)直埋保温管(guan)(guan)(guan)应用泛围广:主要(yao)用于室内外(wai)各(ge)种管(guan)(guan)(guan)道,中(zhong)央空调管(guan)(guan)(guan)道、化(hua)工(gong)(gong)(gong)、医药等(deng)工(gong)(gong)(gong)业管(guan)(guan)(guan)道的保温、保冷。采用高(gao)功能聚(ju)醚多元醇和(he)多次甲基(ji)多苯基(ji)多异氰酸酯(zhi)(zhi)为主要(yao)原料,在(zai)催化(hua)剂、发(fa)泡剂、表面活性(xing)(xing)剂等(deng)作用下(xia),经化(hua)学反映发(fa)泡而成(cheng)。聚(ju)氨酯(zhi)(zhi)管(guan)(guan)(guan)壳(qiao)具(ju)有容量轻、强度(du)高(gao)、绝(jue)热(re)、隔音(yin)、阻燃、耐(nai)寒、防(fang)腐、不吸水(shui)、施工(gong)(gong)(gong)简便快(kuai)捷等(deng)优异特(te)点,已成(cheng)为建(jian)筑(zhu)、运输(shu)、石(shi)油(you)、化(hua)工(gong)(gong)(gong)、电力、冷藏等(deng)工(gong)(gong)(gong)业部(bu)门绝(jue)热(re)保温、防(fang)水(shui)堵(du)漏、密封等(deng)不可(ke)缺(que)少的材(cai)料。聚(ju)氨酯(zhi)(zhi)直埋保温管(guan)(guan)(guan)不需(xu)要(yao)砌(qi)筑(zhu)庞大(da)的地(di)沟,只需(xu)将保温管(guan)(guan)(guan)埋人(ren)地(di)下(xia),因此大(da)大(da)减(jian)少了工(gong)(gong)(gong)程占地(di),减(jian)少土方开挖(wa)(wa)量约50%以上(shang),减(jian)少土建(jian)砌(qi)筑(zhu)和(he)混凝土量90%。同时(shi),聚(ju)氨酯(zhi)(zhi)直埋保温管(guan)(guan)(guan)加(jia)工(gong)(gong)(gong)和(he)现(xian)场挖(wa)(wa)沟平行进行,只需(xu)现(xian)场接头(tou),可(ke)以大(da)幅度(du)缩(suo)短工(gong)(gong)(gong)期。
聚(ju)(ju)氨酯(zhi)直(zhi)埋管的(de)节能减排(pai)产(chan)(chan)(chan)不影(ying)响产(chan)(chan)(chan)品(pin)的(de)质(zhi)量(liang)提高(gao),星(xing)泰(tai)研发制造(zao)的(de)聚(ju)(ju)氨酯(zhi)直(zhi)埋管节能减排(pai)而且(qie)质(zhi)量(liang)提高(gao),据了(le)解,继去年工信部(bu)确定了(le)包括星(xing)泰(tai)等8家直(zhi)埋式保温 管厂(chang)家企(qi)(qi)业(ye)(ye)和产(chan)(chan)(chan)业(ye)(ye)集聚(ju)(ju)区为(wei)第一(yi)批再(zai)制造(zao)试点单(dan)位之后(hou),发展再(zai)制造(zao)事(shi)业(ye)(ye)已经成(cheng)为(wei)很多企(qi)(qi)业(ye)(ye)的(de)共(gong)识,部(bu)分(fen)企(qi)(qi)业(ye)(ye)今年加大投入,积极争取(qu)新的(de)突破。
相关新闻
没有资料
上一文章: 预制保温管在施工中要注意的问题
下一文章: 保温螺旋管道的分类
版权所有 河北亚都管道装备有限公司 网站地图





