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循环流化床锅炉炉墙结构及耐火材料施工

  • 来源:鑫富华耐火材料厂
  • 发布日期:2018-02-02

循环流化床锅炉炉墙质量对于锅炉的安全、安稳、经济运行有着举足轻重的作用。而影响炉墙质量的要素除耐磨耐火材料本身外,施工质量也是很重要的一个要素。也就是说在材料质量过关后,还要有优秀的施工做确保,循环流化床锅炉的炉墙才干做成功。

1 循环流化床锅炉炉墙结构型式:


1.1 QINGXINGLUQIANGJIEGOU

QINGXINGLUQIANGJIEGOUANXUANCAIBUTONG,KEFENWEIZHUANQIJIEGOUHEHUNNINGTUJIEGOULIANGZHONG。

1.1.1 ZHUANQIBIZHIQINGXINGLUQIANG:

ZHUANQIQINGXINGLUQIANGYIBANFENWEISANCENG,HOUDUYIBANWEI240-360mm。NEICHENQIANGWEIZHANTUZHINAIHUOZHUAN(WEIBUSHENGMEIQICHULUQIANG)HUOLINSUANYANNAIMOZHUAN(GUOREQICHULUQIANG),ZHONGCENGQIANGSHIWEIZHUBAOWENZHUANHUOGUIZAOTUBAOWENZHUAN,WAIQIANGSHIZHENZHUYANBAOWENZHUAN。ZHUANQIQINGXINGLUQIANGDEFENDUANXIEZAIJIEGOUYIBANXUANYONGZHUTIEZHICHENG(HUOCHENGTUOZHUANJIA),QISHANGXIAJIANGEYIBANBUCHAOYUE3m,TUOJIAHENGXIANGJIEJUAN280-300mmKAOLV,YINGQUEBAOMEIKUAIZHUANDOUYOUTUOJIAZHICHENG。ZHUANQIQINGXINGLUQIANGDEQIANLIANJIEGOUXUANYONGJINSHULAGOU,LIANGPAILAGOUZHIJIANGELIYIBANBUCHAOYUE15CENGZHUAN(1005mm),HENGXIANGJIANGEAN1-2KUAIZHUANZHANG(JI232-464mm)(RUTU1)。ZHUANQIQINGXINGLUQIANGSHEYOUSHUIPINGHUANBIZHIZHANGDAFENG,LUQIANGSHUIPINGZHANGDAFENGSHEZHIZAIFENDUANXIEZAICHU,SHANGXIAYIXINGZHUANZHIJIANJIANCHI10-20mmDEKONGDI,BIZHILUQIANGYUDINGPENGLUQIANGJIAOJIECHUYISHEZHISHUIPINGZHANGDAFENG

1.1.2 JIAOZHUBIZHIQINGXINGLUQIANG:

JIAOZHUQINGXINGLUQIANGYIBANFENWEISANCENG,NEICHENYIJUBUTONGYUNYONGQUYUTIAOXUANYIBANJIAOZHULIAOHUOHFGAOQIANGNAIMOJIAOZHULIAO。ZHONGJIANCENGTIAOXUANBAOWENHUNNINGTU,WAICENGTIAOXUANGUISUANLVXIANWEIZHAN,NAIHUOHUNNINGTUJIAOZHULUQIANGYIBANWEIJIEGOUSHI,GAODUYIBANWEI1.2-2m,QIFENLIANGYOUHUBANKUANGSHANGFENCENGZHUANGZHIDEJINSHUTUOJIACHENGZAI。CHANGYONGDENAIHUOHUNNINGTUQIANLIANJIEGOU,XUANYONGφ6-φ10mmYUANGANGZHIXIAODING,XINGZHUANGYOULHEYLIANGZHONG,XIAODINGDEZHANGDUQUJUEYULUQIANGDEHOUDU。XIAODINGDEYIDUANYULUQIANGJIEGOUDEWAIHUBANHANJIE,LINGYIDUANMAISHEZAINAIHUOHUNNINGTUZHONG,YUHUNNINGTUZHONGDEGANGJINWANGGEGOUZHAGOUCHENGYIGEQUANTI,NAIHUOHUNNINGTULUQIANGZHANGDAFENGLIUSHEYIBANYIZHANGDUHEKUANDUFANGXIANG0.7-1mDEJIANGELIUSHE,ZHANGDAFENGKUANDU4-5mm。

1.1.3 SHUGUANQINGXINGDINGPENGLUQIANG

QINGXINGLUQIANGDEDINGPENGPUBIANXUANYONGXUANGUASHIHUNNINGTUJIEGOU。DINGPENGLUQIANGDEHOUDUQUJUEYUNEIBUYANQIDEWENDU,YIBANTIAOXUANZAI300-400mmZHIJIAN,XUANCAIQUJUEYUNEIBUYANQILIUSUJIYANQIDAIZHEHUICHENDENONGDU。DINGPENGLUQIANGBUWEICHUANQIANGGUANXUDUO,HELICHULIZHEIBUFENLUQIANGJIEGOUDUIQUEBAOLUDINGMIFENGSHIHENZHONGYAODE,YIBANTIAOXUANYIBUFENLUQIANGGUDINGZAICHUANQIANGDEGUANZISHANG,BINGSUIGUANZIYITONGYIDONG,ZHEIKUAILUQIANGYUGUDINGLUQIANGZHIJIANYOUXIANGDUIYUNDONG。GUDINGLUQIANGYUGUANZIZHIJIANLIUBUSHAOYU3mmDEKONGDI,BINGYUHUODONGLUQIANGZHIJIANTIANCHONGGUISUANLVXIANWEIZHAN。

1.1.4 SHENGMEIQICHULUQIANG

SHENGMEIQIJIXIANGYIBANDOUZHIYUDUILIUYANDAOWAIMIAN,YINERYAOCHULIHAOCHUANQIANGGUANLUQIANGDEMIFENGJIEGOU,CHANGJIANDEJIEGOUWEICHUANGUOLUQIANGDEGUANDUANXIANSHUALIQINGCENG,ZAIJIAOZHUNAIHUOHUNNINGTUZUOWEINEICHEN,WAICENGQIANGXUANYONGSUXINGJIAOHAODEBAOWENJIAOZHULIAO。

1.2 FUGUANLUQIANG

SHUILENGBIFUGUANLUQIANGDEFENLIANGXISHUJUNYUNJIELIANSANBUBINGGUDINGZAIGUOLUSHOUREMIANGUANZISHANG,SHOUREHOUSUIGUANZIYITONGZHANGDA,FUGUANLUQIANGHOUDUYIBANBUCHAOYUE200-220mm。WEIRANDAIFUGUANLUQIANGQIFENLIANGYOUSHUILENGBICHENGSHOU,SUISHUILENGBIYITONGZHANGDA,ZAISHUILENGBISHANGHANXIAODINGDEJIEGOUSHIWEIRANDAIDELAOKAOGUDINGFANGFA,XIAODINGNENGQIDAOZHICHIHELENGQUENAIHUOCENGDEXIAOGUO,YINERXIAODINGDEANZHIMIDUZHIJIEYINGXIANGDAOWEIRANDAIDEZUOYEKEXINGXING,YIBANMEIPINGFANGMIANZHIXIAODING800-1000GEWEIYI。

2 循环流化床锅炉炉墙的施工

YINWEIXUNHUANLIUHUACHUANGGUOLULUQIANGDEJIEGOUTEDIAN,JUEYILEZHENDUIBUTONGBUWEI,BUTONGXINGSHIDELUQIANGYINGCAIQUBUTONGSHIGONGGONGYI。

2.1 QINGXINGLUQIANGSHIGONG

2.1.1 QINGXINGZHUANQILUQIANGSHIGONG

QIANGTIQIZHUYINGZHAOTUANYOUNEIXIANGWAIDECIXU,YANSIZHOUYIQIZHANKAI,SHIGONGZHONGANGUIZELIUBIZHIHESHUIPINGFANGXIANGDEZHANGDAFENG,QITIJINJUEYOUGAODIBUPINGHUOYOUDANGEZHUANJIECHUDENGXIANXIANG。LUQIANGDEZHUANFENGANBIAOZHUNHUOTUZHIGUIHUAYAOQIU,SHENGMEIQICHUZHUANFENG<3mm,GUOREQIJIBIELICHULUQIANGZHUANFENG≤2mm,BAOWENZHUANZHUANFENG4-5mm。QITIZHONGDEZHUANYOUBIYAOCUOFENGHUOYAFENGQIZHU,BUDESHINEIWAIQIANGZHIJIANYOUZHIFENGXIANGDUI。LUQIANGNEIGECENGCIDEBAOWENZHUANBIZHIZHUANFENGYAOCUOKAI,BAOWENZHUANZHIJIANJIZUOYOUFANGXIANGDOUYOUBIYAOCUOFENGQIZHU,QIEBUYUNXUYUNYONG1/4ZHUANQIZHU。SHIGONGZHONGSHANG、XIATUOZHUANQIZHUSHIYINGANGUIHUALIUCHUMANZUKONGDI,BINGYONGGUISUANLVXIANWEIZHANTIANSHI,BINGQUEBAOSHANGTUOZHUANDESHANGPINGMIAN、XIATUOZHUANDEXIAPINGMIANYINGYUTONGYIBIAOGAOQITIPINGMIANPINGQI。TUOJIAYUXIATUOZHUANZHIJIANYOUBIYAOLIUYOUKONGDI,CIKONGDIYONGGUISUANLVXIANWEIZHANTIANSHI。LAGOUZHUANQIZHUGUOCHENGZHONGYINGLIUYISHANGXIALIANGLAGOUDEZHONGXINYINGBILAGOUGUANDEZHONGXINDI3mm,LAGOUCHUDEKONGDIYUNYONGBAOWENCAILIAOTIANSHI。TEBIEBUWEIDESHIGONGYOUBIYAOYUQIZHU(LIRUFANLIAOQI)。

2.1.2 QINGXINGNAIHUOHUNNINGTULUQIANGSHIGONG

NAIHUOHUNNINGTULUQIANGDENEICHENSHIGONGFENHONGSANGEBUFEN,JIMOBANZHIZAOJIZHISHE、GANGJINJIAGONGJIBUSHE、HUNNINGTUJIAOZHU。QIJIANNAIHUOHUNNINGTUDEJIAOZHUSHIZUIYAOHAIDEBUFEN,GUANLIBAOHANPEILIAO、BANHE、DIAOYUN、JIAOZHU。

2.1.2.1 MOBANDEZHIZAO

ZHIZAODEMOBANYOUBIYAOJUYOUMANZUDEGANGDU,YUNYONGSHIBUDEBIANXING,QIWAIXINGCHIDUYOUBIYAOQIHETUZHICHIDUJINGQUEFANGKEYUNYONG。YUNYONGSHIQIYUJIAOZHULIAODEJIECHUMIANBAOGUOYICENGSULIAOBOMO,YILIYUCHAIMO。

2.1.2.2 GANGJIN

LUQIANGNEICHENZHONGYUNYONGDEGANGJINYUANLIAOJIBIAOZHUNYOUBIYAOQIHETUZHIGUIHUADEGUIZE,CHANGYONGDEGANGJINZHIJINGYIBANWEIφ6mm,YUANLIAOFENBIEWEI1Cr13(YUNYONGWENDU700℃),1Cr18Ni9Ti(YUNYONGWENDU900℃),Cr25Ni20Si2(YUNYONGWENDU1200℃)。MAIRUHUNNINGTUNEIDEGANGJINHEGUDINGJIAN(TUOJIAHELAGOUDENG)YINGYUXIANANGUIHUAHOUDUTUSHUAHUOJINZHANLIQING,ZHUANGZHIHEHANJIESHIYINGANZHAOTUZHICHIDULAXIANZHAOPING,BINGYINGJINXINGYICICHAKAN。

2.1.2.3 JIAOZHULIAODEJIAOZHU

XIANZAIDEJIAOZHULIAOYIBANDOUSHICHUCHANGQIANCHANGJIAXIANYIZHIZAOHAO,XIANCHANGSHIGONGZHIXUJIASHUIBANHEJIKE。SHIGONGZHONGYAOLIUYIYANGECAOKONGSHUIDEYONGLIANG,SHIYANZHENGMING,MEIDUOCANJIA1%DESHUIFEN,JIAOZHULIAODEQIANGDUXIAJIANG20%-30%ZUOYOU,TEBIESHILIUHUACHUANGGUOLUMOSUNYANJUNBUWEIYUNYONGDE HFGAOQIANGNAIMOJIAOZHULIAO。BANHEGUOCHENGZHONGYOUBIYAOYUNYONGQIANGZHISHIBANHEJI,LIUYIBAWOHAOBANHESHIKE,YIJIAOZHULIAOSHOUZHUACHENGTUANBUSONGXIEERQIESHOUZHIFENGJIANWUJIANGTILIUCHUWEIHESHI。BANHEHAODEJIAOZHULIAOYOUBIYAOCAOKONGHAOJIAOZHUSHIKE,DAOWANJIEJIAOZHUSHIYIBANYIBUCHAOYUE30FENZHONGWEIYI。JIAOZHUZHIQIANSHIGONGBUWEIZAWUYINGQINGCHUJIEJING,TEBIESHICHAKANYIXIAYOUWUXIAOKONGDONG,YIFANGLOUJIANG。HAIYINGCHAKANZHUTIETUOJIA、LAGOU、DIAOGOUDEFANGXIANGSHIFOUZHENGQUE。TEBIESHIDIAOGOU,LAGOUBUDEYOUKASIXIANXIANG,FAXIANWENTIYINGLIJIJIUZHENG。

2.1.2.4 BAOWENHUNNINGTUDESHIGONG

YIJUBUTONGDESHIGONGCIXULAIQUEDINGSHIGONGGONGYI,SHIGONGQIANXIANCHAKANSHANGDAOGONGXUDESHIGONGZHILIANG,QIHEYAOQIUHOUJINXINGSHIGONG,SHIGONGSHIYIJUBUTONGDEBUWEITIAOXUANZHIMOJIAOZHUHUOSHOUYIDAODA。BAOWENHUNNINGTUYINGSUIBANHESUIJIAOZHU,FANGZHISHIKEBUNENGCHAOYUE60FENZHONG。

2.2 FUGUANLUQIANGDESHIGONG

FUGUANLUQIANGSHIGONGZHONGYAOLIUYIGEKONGDONGDEFANGWEI,QUEDINGKONGDONGDEZHONGXINFANGWEIJICHAOXIANG,BINGBIKAIKONGDONGLIUSHEZHANGDAFENG,ZHANGDAFENGDELIUSHEJIANGEYIZHANGGAOFENBIEWEI0.9-1.1m,0.9-1.1mWEIYI。

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