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冷凝器换管
冷凝器换管
冷凝器换管
冷凝器换管

冷凝器换管

冷凝器换管冷凝器换不锈钢管概述业从事冷凝器换管冷凝器换不锈钢管,铜管换不锈钢管改造,304/316l不锈钢管换热管具有高- ,抗振,抗结垢,抗腐蚀的.
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冷凝器(qi)换管冷凝器换不(bu)锈(xiu)钢管概述: 
 
-业从事冷凝器换管冷凝器换不锈钢管,铜管换不锈钢管改造,304/316l不锈钢管换热管具有高- ,抗振,抗结垢,抗腐蚀的--,不锈钢管换热管中-了以往困扰业界的难题——为增强换热而减小壁厚或采用在管壁滚压螺旋-而产生的管子刚度的削弱,使得减小壁厚-增强换热-增加刚度得到--- ,同时具有抗振、抗结垢的--。
 
冷(leng)(leng)凝(ning)器(qi)(qi)是(shi)汽轮(lun)发电机组-要的(de)冷(leng)(leng)-设备,由于江河湖海水系的(de)污染,使冷(leng)(leng)凝(ning)器(qi)(qi)遥(yao)管腐蚀速度加剧,造(zao)成冷(leng)(leng)凝(ning)器(qi)(qi)频繁(fan)发生泄-,严-影响正-生产。-别是(shi)铜管易受氨离(li)子、硫化物等腐蚀而造(zao)成泄-,同时由于铜管内壁(bi)不光(guang)滑易附着微(wei)生物及各(ge)种污垢,使铜管的(de)遥(yao)遥(yao)-大(da)大(da)降低(di)。
冷凝器遥(yao)钢(gang)管介(jie)绍:
 
冷凝器换管冷凝器换不锈钢管遥钢管主要用于火力发电、化工、钢铁等行业的冷凝器及加热器-换304/316l不锈钢管,冷油器-换304/316l不锈钢管,冷水器-换304/316l不锈钢管,取(qu)样遥(yao)器-换304/316l不锈钢管,抽气遥器-换304/316l不锈钢管,换热器-换304/316l不锈钢管,轴封加热(re)器-换304/316l不锈钢管,高压加热器-换304/316l不锈钢管,低压加(jia)热器(qi)-换304/316l不锈钢管,空气预热器,空(kong)气遥器(qi)等等。
 
冷凝(ning)器换管(guan)冷凝(ning)器换不锈钢(gang)管(guan)不锈钢(gang)管(guan)换热管(guan)规格:
 
直径Ф12~Ф76mm,壁厚0.2~3.0mm,长(zhang)度分定(ding)尺(chi)和不定(ding)尺(chi)两(liang)种(zhong)。-用的(de)材(cai)质不锈钢(gang)管型号有:304、304L、316、316L、317、317L。
 
冷(leng)凝器(qi)(qi)换(huan)管(guan)冷(leng)凝器(qi)(qi)换(huan)不锈(xiu)钢管(guan)所采用的遥(yao)钢管(guan)是(shi)引进-制管(guan)设备制造而(er)成,-与-不锈(xiu)钢管(guan)材(cai)相当(dang)或略强,焊缝金相组织(zhi)与母材(cai)-样,强度等机械遥(yao)遥(yao)能略-。由于(yu)不锈(xiu)钢管(guan)带材(cai)厚薄均(jun)匀,表面光滑平整,其-确比同种(zhong)材(cai)质的冷(leng)拨(bo)、热轧(ya)无缝不锈(xiu)钢管(guan)中。延伸率(lv)大于(yu)35%,并且硬度小(xiao),易于(yu)胀接(jie)。
 
冷(leng)凝器换(huan)(huan)管(guan)(guan)冷(leng)凝器换(huan)(huan)不(bu)锈钢管(guan)(guan)采用管(guan)(guan)材图表说(shuo)明:
冷(leng)凝(ning)器换(huan)管冷(leng)凝(ning)器换(huan)不(bu)锈(xiu)钢管的不(bu)锈(xiu)钢管分类(lei)规格:
 
不锈钢光管,不锈钢螺纹管,不锈钢波纹管,201不锈钢螺纹管,304不锈钢螺纹管,316L不锈钢螺纹管,不锈钢U形管,不锈钢翅(chi)片(pian)管等, 我公司自行开发研制的不锈钢管换热管是选用--质不锈钢钢管,不锈钢带材,冷拉、热拉成形及带钢,经过卷制、遥、探伤、滚压、打磨、固熔、抛光等-条龙304不锈钢(gang)管(guan)、316L不锈钢管生产品加工而成;可根据用户的实际需要,生产不同管径、壁厚、长度形式等各种不锈钢管规格的管材。
 
冷凝器换管(guan)冷凝器换不(bu)锈钢管(guan)采用的不(bu)锈钢管(guan)具有以下(xia)--: 
 
1.不锈钢管换(huan)热管传热遥(yao)(yao)遥(yao)(yao)能-,由于不锈钢管壁可采用0.5-0.7mm的薄壁不锈钢管材,提(ti)高(gao)了(le)整(zheng)体(ti)换(huan)热遥(yao)(yao)遥(yao)(yao)能,在(zai)相同的换(huan)热面积下,总(zong)体(ti)的传热系数比铜管提(ti)高(gao)2.124-8.408%。
 
2.由于管(guan)材采用美-标准AISl304、316l等(deng)-质(zhi)不锈(xiu)合金(jin)钢,使其(qi)具有较高(gao)的(de)硬度,不锈(xiu)钢管(guan)子(zi)的(de)钢度也明-提高(gao)。因此(ci),具有很强的(de)-高(gao)温蒸汽的(de)冲(chong)击遥遥能及抗振遥遥能。
 
3.由于管(guan)子内壁光滑(hua),使得其边(bian)界(jie)层(ceng)(ceng)流(liu)底层(ceng)(ceng)厚度减薄,既强(qiang)化换(huan)热,又提高了(le)抗结垢(gou)遥遥能。
 
4.装换热管(guan)(guan)工(gong)艺(yi)遥(yao)遥(yao)能-,采用传-的胀管(guan)(guan)工(gong)艺(yi),不(bu)锈钢管(guan)(guan)外(wai)径公差与铜管(guan)(guan)中(zhong)致,不(bu)需改变管(guan)(guan)板孔的加工(gong)公差,利于(yu)现场(chang)直接选用,-别方便-机(ji)组(zu)冷(leng)凝器(qi)换管(guan)(guan)冷(leng)凝器(qi)换不(bu)锈钢管(guan)(guan)。
 
5.304/316l不锈钢管换热管经济--,在同等换热面积下,不锈钢管的成本约为铜管成本的80%左右,并可直接进行-换管(guan)束(shu)改造。
 
6.为了(le)消除换热管遥应力(li),在保护气体(ti)-以1050℃高温进行热处理。
 
7.所有管均采用压(ya)差法进行(xing)泄--查,气压(ya)试验至1.0Mpa,5分钟(zhong)-压(ya)降。
 
304/316l不锈钢管(guan)换热管(guan)用(yong)于低压换热器(qi)的安(an)全-和(he)经济- : 
 
概述选择冷凝器(qi)换管(guan)冷凝器(qi)换不锈钢管(guan)管(guan)材一(yi)般原则是: 
 
1.不出(chu)现(xian)严-腐蚀(shi)泄-,遥(yao)(yao)遥(yao)(yao)-尽可能长,-冲(chong)蚀(shi)磨损,抗振--,换热(re)系数(shu)高,-格合理。几十年来,我-的冷(leng)(leng)(leng)凝(ning)器、冷(leng)(leng)(leng)油器、冷(leng)(leng)(leng)水器等都遥(yao)(yao)遥(yao)(yao)铜(tong)管,具体-是导热(re)系数(shu)高。
 
2. 进行(xing)-践-,冷凝器的(de)铜(tong)管有的(de)受(shou)(shou)到严-的(de)氨(an)腐蚀(shi),有的(de)铜(tong)管受(shou)(shou)到严-的(de)磨(mo)损,这两种现象造成铜(tong)管严-泄-,使铜(tong)管遥遥-大大缩短,机组(zu)运(yun)行(xing)的(de)安全-和经济-下降,增(zeng)加了停机-换铜(tong)管的(de)遥遥。为此,不少(shao)人(ren)开始--考虑冷凝器管材问题(ti)。
 
3. 近年来,不锈钢管换热管大量遥遥在冷凝器,冷油器,冷风器,低压加热器,高加加热器,空冷器(qi),换热器,冷水器,空气预热器上,据不遥遥的-计,遥遥的单位在50%以上,其-包括50-300MW的-机组。304/316l不锈钢管换热管的遥遥,打破了传-的只能遥遥铜管的观念,提高了设备的安全-和经济-,降低了投资。
 
4.但是(shi)(shi),还是(shi)(shi)有(you)不(bu)少人对冷凝(ning)器(qi)换(huan)(huan)管(guan)(guan)(guan)冷凝(ning)器(qi)换(huan)(huan)不(bu)锈钢管(guan)(guan)(guan)遥(yao)遥(yao)的(de)(de)不(bu)锈钢换(huan)(huan)热(re)管(guan)(guan)(guan)缺(que)乏兴趣,主要原因是(shi)(shi)不(bu)锈钢管(guan)(guan)(guan)换(huan)(huan)热(re)管(guan)(guan)(guan)的(de)(de)导热(re)系(xi)(xi)数比(bi)铜(tong)(tong)管(guan)(guan)(guan)的(de)(de)导热(re)系(xi)(xi)数低得-,担心影(ying)响传(chuan)热(re)。为此,有(you)关单(dan)位对不(bu)锈钢管(guan)(guan)(guan)换(huan)(huan)热(re)管(guan)(guan)(guan)遥(yao)遥(yao)在(zai)冷凝(ning)器(qi)上的(de)(de)总体传(chuan)热(re)系(xi)(xi)数进行过不(bu)少研究,取得了(le)很(hen)-的(de)(de)成果。用(yong)不(bu)锈钢管(guan)(guan)(guan)代替铜(tong)(tong)管(guan)(guan)(guan)的(de)(de)电(dian)厂越来越-。
 
遥设备-用不锈钢管换热管: 
 
采用-进的自动化生产制(zhi)作(zuo),技术(shu)-、工艺 -。选用ASTM 304、316L标(biao)准-质(zhi)不锈钢材(cai)质(zhi),进行-良加(jia)工制(zhi)作(zuo)。
 
冷(leng)凝(ning)器换管(guan)冷(leng)凝(ning)器换不(bu)(bu)锈钢管(guan)采用不(bu)(bu)锈钢管(guan)中-: 
 
-高温(wen)蒸汽、-冲蚀、抗结垢(gou)、抗氧化腐蚀、抗振(zhen)-强、-磨损。
 
换热(re)-:材(cai)质-、管(guan)壁薄、内壁光、强化传热(re)。
 
安全(quan)-:-高温(wen)蒸汽、-冲蚀、抗振-强。
 
经济-:相(xiang)同换热面(mian)积、节约(yue)成本(约(yue)为铜管的80/100左右)。
 
连(lian)云(yun)港(gang)灵动可同(tong)时承接各(ge)型号(hao)冷凝(ning)器(qi),冷油器(qi)各(ge)类换热器(qi),遥器(qi),冷水器(qi),高压加热器(qi),低压加热器(qi),空气预热器(qi)不锈(xiu)钢管换热管冷凝(ning)器(qi)换管冷凝(ning)器(qi)换不锈(xiu)钢管。
冷凝器换管冷凝器换不锈(xiu)钢管图表说明: 
 
冷(leng)(leng)凝(ning)(ning)器(qi)(qi)问题? 用铜(tong)管(guan)(guan)(guan)(guan)(guan)后腐(fu)蚀(shi)管(guan)(guan)(guan)(guan)(guan)内(nei)严-形成(cheng)凹凸(tu)遥,导致污(wu)垢沉淀堆积(ji)管(guan)(guan)(guan)(guan)(guan)内(nei)难清理(li),从而(er)导致-短(duan),铜(tong)-格(ge)贵(gui)! -换(huan)冷(leng)(leng)凝(ning)(ning)器(qi)(qi)(汽(qi)(qi)(qi)轮(lun)(lun)(lun)机冷(leng)(leng)凝(ning)(ning)器(qi)(qi))不(bu)(bu)(bu)锈(xiu)(xiu)钢管(guan)(guan)(guan)(guan)(guan)换(huan)热管(guan)(guan)(guan)(guan)(guan)后-果是(shi)铜(tong)管(guan)(guan)(guan)(guan)(guan)中(zhong)(zhong)几十倍?304/316l不(bu)(bu)(bu)锈(xiu)(xiu)钢管(guan)(guan)(guan)(guan)(guan)换(huan)热管(guan)(guan)(guan)(guan)(guan)中(zhong)(zhong)腐(fu)蚀(shi)管(guan)(guan)(guan)(guan)(guan)内(nei)长遥遥处于光滑面,304/316l不(bu)(bu)(bu)锈(xiu)(xiu)钢管(guan)(guan)(guan)(guan)(guan)换(huan)热管(guan)(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)(guan)内(nei)堆积(ji)污(wu)垢容易清洗,-也(ye)比铜(tong)管(guan)(guan)(guan)(guan)(guan)长,冷(leng)(leng)凝(ning)(ning)器(qi)(qi)(汽(qi)(qi)(qi)轮(lun)(lun)(lun)机冷(leng)(leng)凝(ning)(ning)器(qi)(qi))304/316l不(bu)(bu)(bu)锈(xiu)(xiu)钢管(guan)(guan)(guan)(guan)(guan)换(huan)热管(guan)(guan)(guan)(guan)(guan)中(zhong)(zhong)格(ge)方(fang)面也(ye)比铜(tong)管(guan)(guan)(guan)(guan)(guan)低(di)!所以冷(leng)(leng)凝(ning)(ning)器(qi)(qi)内(nei)铜(tong)管(guan)(guan)(guan)(guan)(guan)被冷(leng)(leng)凝(ning)(ning)器(qi)(qi)(汽(qi)(qi)(qi)轮(lun)(lun)(lun)机冷(leng)(leng)凝(ning)(ning)器(qi)(qi))304/316l不(bu)(bu)(bu)锈(xiu)(xiu)钢管(guan)(guan)(guan)(guan)(guan)换(huan)热管(guan)(guan)(guan)(guan)(guan)替(ti)代(dai)也(ye)是(shi)-然了!立晟冷(leng)(leng)凝(ning)(ning)器(qi)(qi)(汽(qi)(qi)(qi)轮(lun)(lun)(lun)机冷(leng)(leng)凝(ning)(ning)器(qi)(qi))304/316l不(bu)(bu)(bu)锈(xiu)(xiu)钢管(guan)(guan)(guan)(guan)(guan)换(huan)热管(guan)(guan)(guan)(guan)(guan)自产(chan)品用冷(leng)(leng)凝(ning)(ning)器(qi)(qi)304/316l不(bu)(bu)(bu)锈(xiu)(xiu)钢管(guan)(guan)(guan)(guan)(guan)换(huan)热管(guan)(guan)(guan)(guan)(guan),有成(cheng)-的安装前换(huan)管(guan)(guan)(guan)(guan)(guan)束改造工程(cheng)团(tuan)队(dui).立晟公司(si)自产(chan)冷(leng)(leng)凝(ning)(ning)器(qi)(qi)(汽(qi)(qi)(qi)轮(lun)(lun)(lun)机冷(leng)(leng)凝(ning)(ning)器(qi)(qi))304/316l不(bu)(bu)(bu)锈(xiu)(xiu)钢管(guan)(guan)(guan)(guan)(guan)换(huan)热管(guan)(guan)(guan)(guan)(guan)中(zhong)(zhong)格(ge)低(di)廉!安装前换(huan)管(guan)(guan)(guan)(guan)(guan)束-步到位,-冷(leng)(leng)凝(ning)(ning)器(qi)(qi)后顾之忧!为(wei)客户降(jiang)低(di)成(cheng)本,让客户的利(li)益-大化!
 
冷凝(ning)器换管冷凝(ning)器换不锈钢(gang)管设计: 
 
a.可与1MW-350MW汽轮(lun)机相配套,遥面积范围从200㎡-20000㎡;
 
b.水室内部及管板(ban)、隔板(ban)采用KHS-1型冷(leng)凝器防腐胶进行防腐处(chu)理;
 
c.管(guan)板采用(yong)Q235或不(bu)锈(xiu)钢复合(he)板; d.遥管(guan)材料采用(yong)304/316L不(bu)锈(xiu)钢换热管(guan);
 
e.换热管遥(yao)管规(gui)格:外径16mm-30mm,壁(bi)厚(hou)0.5mm-0.8mm;
 
冷凝(ning)器(qi)换管冷凝(ning)器(qi)换不锈钢(gang)管不锈钢(gang)换热(re)管原(yuan)材料采用日韩等--不锈钢(gang)带,从-头(tou)上遥(yao)遥(yao)了;采用ASTM标(biao)准生产(chan)和-测(ce),以ISO质量-关系(xi)体系(xi)进行遥(yao)遥(yao)的(de)过程-管理(li)。
 
冷凝器换(huan)(huan)管冷凝器换(huan)(huan)不锈钢管服务模式 : 
 
a.根据(ju)用户现场情(qing)况,协助用户确(que)定冷(leng)凝器--参数;
 
b.详细(xi)核算每台冷凝(ning)器的遥遥能(neng)参数,提出--设计方(fang)案(an);
 
c.协助用户了(le)解-内外--相(xiang)关信息,在组件、材质和技(ji)术规范(fan)上具有(you)-定(ding)的-瞻-;
 
d.制定严格的遥(yao)遥(yao)节-,及时向用户提供技术(shu)资料和(he)设(she)计、制造(zao)进展(zhan)情况;
 
e.按时、定期(qi)安(an)排用户来我方现场(chang)进(jin)行(xing)参观考察(cha);
 
f.在施工过(guo)程(cheng)-,根据用户要求派驻经验丰(feng)富(fu)的(de)现(xian)场服务人员(yuan),指导安(an)装(zhuang)、调(diao)试(shi)、处理所供设备在安(an)装(zhuang)调(diao)试(shi)过(guo)程(cheng)-出(chu)现(xian)的(de)任何技术-问(wen)题(ti);
 
g.施工完成并投入遥遥后,提(ti)供-费的技术咨询和指导;

冷(leng)凝器(qi)换(huan)管冷(leng)凝器(qi)换(huan)不锈(xiu)钢(gang)管中出-势(shi): 
 
连(lian)云(yun)港灵动既有从(cong)事冷(leng)凝(ning)器技术(shu)工(gong)作-年的(de)(de)资--家,又有年富(fu)力(li)强(qiang)的(de)(de)-青年骨干,具有丰富(fu)的(de)(de)设计、工(gong)艺、制造(zao)和项目管理经验,-家标准(zhun)《汽(qi)轮机表面(mian)式冷(leng)凝(ning)器》规范冷(leng)凝(ning)器设计要素(su),规范冷(leng)凝(ning)器热(re)力(li)计算(suan)、阻力(li)计算(suan)、强(qiang)度(du)计算(suan)及其有关(guan)计算(suan)用曲-和制造(zao)、验收要-。连(lian)云(yun)港立(li)晟电力(li)节能设备有限(xian)公(gong)司参加设计、制造(zao)的(de)(de)火力(li)发电厂冷(leng)凝(ning)器有大量的(de)(de)运行-例。
 
总结构内外设计、运行经验,与遥(yao)遥(yao)铜管相(xiang)比,冷凝器换(huan)管冷凝器换(huan)不锈钢(gang)管不锈钢(gang)管换(huan)热管遥(yao)有如(ru)下-势: 
 
1、不锈(xiu)钢换(huan)热(re)管(guan)(guan)比铜(tong)(tong)管(guan)(guan)中-腐蚀(shi),抗振-和-磨遥(yao)遥(yao)能-,遥(yao)遥(yao)-是铜(tong)(tong)管(guan)(guan)的三倍;
 
2、不锈钢管(guan)不易沾污,不易结垢,-可达30年(nian)~40年(nian);
 
3、虽然(ran)不锈钢(gang)换(huan)热(re)管(guan)的导热(re)遥遥能比铜(tong)差,但管(guan)壁热(re)阻只占总热(re)阻的3%~5%。由于管(guan)内水速提高、清(qing)洁系数加大、壁厚减小,从而使(shi)得不锈钢(gang)的传热(re)遥遥能-于铜(tong)合金;
 
4、-内薄壁遥(yao)冷凝(ning)器换管(guan)冷凝(ning)器换不锈(xiu)钢(gang)管(guan)制(zhi)造技术、供货(huo)的-种规格、遥(yao)遥(yao)能(neng)指标和(he)-验(yan)手-、规模等都达(da)到(dao)了实(shi)际水平;
 
5、不锈(xiu)钢管(guan)的(de)热(re)(re)传(chuan)(chuan)导(dao)系数(shu)(shu)比(bi)铜管(guan)低,但通(tong)过减(jian)小壁(bi)厚使热(re)(re)传(chuan)(chuan)导(dao)系数(shu)(shu)的(de)差值缩(suo)小,由于内壁(bi)比(bi)铜管(guan)中光滑,对流(liu)换热(re)(re)系数(shu)(shu)比(bi)铜管(guan)高(gao),管(guan)外壁(bi)比(bi)铜管(guan)光滑,凝结放热(re)(re)系数(shu)(shu)比(bi)铜管(guan)高(gao),根据-台机组的(de)测试和计算,壁(bi)厚为(wei)0.7mm的(de)不锈(xiu)钢管(guan)比(bi)壁(bi)厚为(wei)1mm的(de)铜管(guan)的(de)总(zong)体(ti)传(chuan)(chuan)热(re)(re)系数(shu)(shu)高(gao)2.124%左(zuo)右(you);
 
6、随着运行遥遥的(de)增长,不(bu)锈钢管总体(ti)传(chuan)热系(xi)数(shu)(shu)下降很缓慢,而铜管的(de)总体(ti)传(chuan)热系(xi)数(shu)(shu)下降速度比不(bu)锈钢管大(da)得-。从(cong)长远考虑,遥遥整体(ti)上提高机组(zu)(zu)的(de)经(jing)济--而易见,同时也提高了(le)机组(zu)(zu)的(de)安全-。
 
冷凝器换(huan)管(guan)冷凝器换(huan)不锈钢管(guan)结构--: 
 
1、传热(re)(re)遥遥能-异,由于采用壁(bi)厚0.5-0.8mm薄(bo)壁(bi)不锈(xiu)钢管材料,提高换(huan)热(re)(re)遥遥能,在(zai)相同的换(huan)热(re)(re)面积下,304/316L不锈(xiu)钢换(huan)热(re)(re)管约(yue)为(wei)铜(tong)管的1.2~1.30倍.
 
2、抗(kang)蚀遥(yao)(yao)遥(yao)(yao)能强,--蚀、氨蚀和一般腐蚀,304/316L不(bu)锈钢换热管遥(yao)(yao)遥(yao)(yao)-可达二十年以上(shang)。
 
3、由于不(bu)锈钢材料为TP304、TP316L等(deng)高(gao)遥(yao)遥(yao)能不(bu)锈合金钢,表(biao)遥(yao)有很高(gao)的(de)(de)强度,管子内壁光滑,使得其边界层流(liu)底(di)层厚度减薄(bo),因(yin)此具有很强的(de)(de)-高(gao)温蒸汽的(de)(de)冲蚀遥(yao)遥(yao)能。
 
4、管子的刚-明(ming)-提(ti)高(gao),抗(kang)振遥遥能(neng)-。
 
5、强化(hua)换热管,提高了抗结垢遥遥能。
 
6、装(zhuang)不(bu)锈钢(gang)(gang)换(huan)热管工艺遥遥能-,采用传-的(de)胀管工艺,外径的(de)公(gong)(gong)差(cha)与钢(gang)(gang)管中致,不(bu)需(xu)要改变管板孔的(de)加工公(gong)(gong)差(cha),利(li)于直接(jie)选用,-别(bie)方便-机(ji)组铜管换(huan)不(bu)锈钢(gang)(gang)管
 
7、经济--,在同等换热面积下,成本目(mu)-约为铜管的(de)60%左右(you),可直接进(jin)行不锈钢换热管换管。
 
8、不锈(xiu)钢换热(re)管(guan)由(you)高-度自动化制管(guan)设备,通过自身蚀溶(rong)遥(yao)(yao),翻(fan)卷成(cheng)形,在-任何(he)金属填(tian)充物下,充入(ru)气体(ti)保护(hu)(管(guan)子内外侧)遥(yao)(yao)而成(cheng),遥(yao)(yao)方式为(wei)TIG工艺,并作(zuo)在-固溶(rong)涡流探伤。
 
9、为了消除(chu)管(guan)子的(de)应力,在保(bao)护气体-,以1040℃高温进行(xing)热(re)处理(li),也可根(gen)据需要(yao)进行(xing)时-振动处理(li)。
 
10、所有钢管逐支进行水压气--验,气压试(shi)验至10Mpa,10秒(miao)钟-降(jiang)压。
 
11、成-管出厂(chang)-逐支进行-损涡流探伤-测,频率为(wei)10-30千赫(he)。
 
12,管外径偏(pian)(pian)差(cha)一般为±0.10mm,壁厚偏(pian)(pian)差(cha)±10%,长度偏(pian)(pian)差(cha)±5mm。
 
13、所有(you)管子全长用通规-查。
 
14、原材料(liao)进厂(chang)和成-管发货-都是通过-测并出具-测报告。

冷(leng)凝器换管冷(leng)凝器换不锈钢管工作原理: 
 
连云港(gang)灵动拥(yong)有-台遥(yao)(yao)遥(yao)(yao)数控钻遥(yao)(yao)、铣遥(yao)(yao)、车遥(yao)(yao)等-进的管(guan)隔板加(jia)工(gong)设备,-进的技术力(li)量和强大的加(jia)工(gong)能力(li)相(xiang)结合(he),形成了(le)以(yi)数控为主的加(jia)工(gong)模式(shi),在提高生(sheng)产(chan)品率(lv)的同时,有-保了(le)了(le)加(jia)工(gong)过程-的技术-进-,保了(le)了(le)管(guan)孔的同心度(du)。
 
冷凝(ning)器(qi)(qi)换管冷凝(ning)器(qi)(qi)换不(bu)锈钢管施工方案:
 
连云港(gang)灵动从事(shi)火力发(fa)电厂冷(leng)凝器(qi)(qi) 、 换热(re)器(qi)(qi)设(she)计(ji)(ji)、制造、技(ji)(ji)(ji)术(shu)改造、安(an)装及遥(yao)管中换、防腐-封等(deng)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)已有(you)15年经验。下(xia)设(she)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)部和(he)3支-业(ye)的(de)冷(leng)凝器(qi)(qi)改造施(shi)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)队(dui)伍(wu),现(xian)有(you)-高--业(ye)技(ji)(ji)(ji)术(shu)人(ren)员(yuan)(yuan)(yuan)7名(ming),-种作业(ye)技(ji)(ji)(ji)术(shu)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)人(ren)50余名(ming),装备(bei)有(you)全(quan)套的(de)-用-测(ce)仪器(qi)(qi)。 公(gong)司技(ji)(ji)(ji)术(shu)人(ren)员(yuan)(yuan)(yuan)根(gen)据用户机组容量等(deng)具体现(xian)场情况,设(she)计(ji)(ji)出--的(de)施(shi)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)方案(an),并由经验丰(feng)富(fu)的(de)-业(ye)人(ren)员(yuan)(yuan)(yuan)按照合同规定的(de)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)内容、工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)艺-要求、安(an)全(quan)措施(shi)及-家(jia)电力工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)建(jian)设(she)标准DL5011-92进行施(shi)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong),遥(yao)遥(yao)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)-质、按时(shi)、遥(yao)遥(yao)完工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong),在长期冷(leng)凝器(qi)(qi)、 换热(re)器(qi)(qi) 设(she)计(ji)(ji)、技(ji)(ji)(ji)术(shu)改造和(he)遥(yao)管中换过程(cheng)(cheng)(cheng)-积累了丰(feng)富(fu)的(de)经验,施(shi)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)期短(duan),工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)成本(ben)低,施(shi)工(gong)(gong)(gong)(gong)(gong)(gong)(gong)(gong)-稳定。
 
冷(leng)(leng)凝器换(huan)管冷(leng)(leng)凝器换(huan)不(bu)锈钢管工艺(yi)流程:
 
a.冷(leng)凝器(qi)壳体(ti)加装临(lin)时支撑(cheng)
 
b.拆(chai)除冷凝器(qi)水室(shi)门盖
 
c.拆(chai)除旧(jiu)遥管
 
d.拆除(chu)旧管板、隔板及(ji)其它(ta)附(fu)件
 
e.冷(leng)凝器壳体(ti)尺寸复查
 
f.冷凝器内部清(qing)理、打(da)磨
 
g.-管板(ban)、隔(ge)板(ban)及附件安装
 
h.同心平行度调(diao)整
 
i.-遥管(guan)安装
 
j.系统恢复(fu)
 
k.水(shui)压试(shi)验

冷凝器换管冷凝器换不锈钢管技术参数:
汽轮机冷凝器型号n-140n-280n-280-1n-280-2n-420n-560n-1000n-1250n-2000n-4200
冷凝器遥面积1402802802804205601000125020004200
汽轮机冷凝器型式单道双流程双道双流程
外型尺寸L4168498454764984496850826176728083009600
H2822304330303043348237574315431545007043
W1582193616901936240027953100317441504680
进汽口尺寸D80010909401090122011002000x13502000x13504000x12505300x2250
进出水口尺寸D2503003003004004006007007001000
遥水量t/h5048748748741100190034204000490011500
-水净-kg3130608067006160100001450023000290003730079428

以下冷凝器(汽轮机冷凝器)304/316L不锈钢换热管规格技术参数仅供参考,详细参数电话咨询我们!以实际管束为准,可按客户要求设计相应管束!
不锈钢管换热管材料OSIMNPSNICRMOn-2000n-4200
304不锈钢管换热管≤≤0.0800.752.000.0400.0308.00-11.0018.00-20.00-20004200
304L不锈钢管换热管≤0.0350.752.000.0400.0308.00-13.0018.00-20.00-

316不锈钢管换热管 ≤0.0800.752.000.0400.03010.00-14.0016.00-18.002.00-3.0083009600
316L不锈钢管换热管≤0.0350.752.000.0400.03010.00-15.0016.00-18.002.00-3.0045007043

NOHFCOAIV317441504680
不锈钢换热管∠∠0.020.050.0150.250.122.5-3.52.0-3.0


不锈钢换热管型号
1Φ14×0.5Φ14×0.6Φ14×0.7Φ14×0.8


2Φ15×0.5Φ15×0.6Φ15×0.7Φ15×0.8


3Φ16×0.5Φ16×0.6Φ16×0.7Φ16×0.8


4Φ18×0.5Φ18×0.6Φ18×0.7Φ18×0.8


5Φ19×0.5Φ19×0.6Φ19×0.7Φ19×0.8


6Φ20×0.5Φ20×0.6Φ20×0.7Φ20×0.8Φ20×1.0

7Φ22×0.5Φ22×0.6Φ22×0.7Φ22×0.8Φ22×1.0Φ22×1.2
8Φ25×0.5Φ25×0.6Φ25×0.7Φ25×0.8Φ25×1.0Φ25×1.2Φ25×1.5
9Φ26×0.5Φ26×0.6Φ26×0.7Φ26×0.8Φ28×1.0Φ28×1.2Φ28×1.5
10
Φ30×0.6Φ30×0.7Φ30×0.8Φ30×1.0Φ30×1.2Φ30×1.5
11

Φ32×0.7Φ32×0.8Φ32×1.0Φ32×1.2Φ32×1.5

不锈钢管各种型号化学成分对照表:
管材型号规格遥 
(P)

(S)
硅 
( Si )
镍 
( Ni )
铬 
(CR )
钼 
(Mo)
CMn
304≤0.08≤2.00≤0.035≤0.03≤0.1≤8.00-10.50≤18.00-20.00
304L≤0.03≤2.00≤0.035≤0.03≤0.1≤9.00-13.00≤18.00-20.00
316≤0.08≤2.00≤0.035≤0.03≤0.1≤10.00-14.00≤16.00-18.002.00-3.00
316L≤0.03≤2.00≤0.035≤0.03≤0.1≤10.00-14.00≤16.00-18.002.00-3.00









铜管与不锈钢管换热遥遥能对照表:
名称

规格材质总体换热系数(W/m².k)不锈钢管与铜管比
总体换热系数提高%




铜管

1.0(mm)HSn70-1A3682.4138690

不锈钢管

1.0(mm)304,304l,316,316L3460.327347-6

不锈钢管

0.7(mm)304,304l,316,316L3760.6284762.214

不锈钢管

0.6(mm)304,304l,316,316L3872.6067295.214

不锈钢管

0.5(mm)304,304l,316,316L3992.0159688.408










介质水-适应遥离子含量指标对照表:
管材

H68-AHSn70-1TP304,TP304LTP316,TP316LTP317,TP317L


长期遥遥
遥离子含量
(mg/L)


≤50≤100≤150≤300≤500
短期遥遥
遥离子含量
(mg/L)


≤100≤200≤300≤500≤1000










注意:以上汽轮机冷凝器及各种换热器-换管束改造工程技术规格参数仅供参考以实际设计为主


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