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重油加热器对燃油蒸汽锅炉的作用和分类

黄大仙精选资料三天肖三码 LAIYUAN:BENZHAN   ZUOZHE:NIMING   FABU:2017-10-10   XIUGAI:2017-10-10   LISHUYU:HUANGDAXIANJINGXUANZILIAOSANTIANXIAOSANMA

  重油的粘度较大,故其流动性就差,为了保证重油的顺利输送和良好雾化,需将油加热到较高温度。对重油进行预加热的油加热器可采用电加热器和蒸汽加热器。通常电加热器主要用于燃烧器点火和小火时之用,而燃烧器烧大火时和保证管道顺利输送对油的预加热,主要还是由蒸汽加热器来承担。蒸汽加热器主要有以下几种结构型式。

  YI、WOSHIWANGUANZHONGYOUJIAREQI

  ZHEIZHONGRANYOUGUOLUZHONGYOUJIAREQI,NEIBUBUMANLEUXINGGUAN。ZHENGQICONGHOUFENGTOUZHONGBUJINRUJIAREQI,YOUCONGFENGTOUSHANGBUJINRUUXINGGUAN,YOUZAILIUDONGGUOCHENGZHONGZHUBUBEIJIARE,RANHOUCONGXIABUCHUKOUFANGCHU。JIAREQIDIBUYOUYIFANGNINGJIESHUIDECHUKOU。ZHEIZHONGJIAREXIAOJIEGOUJINCOU,HAOGANGCAISHAO,QINGXIJIAOFANGBIAN。WEIFANGZHIYOUZHONGLIQINGJIAOZHIZAIGUANNEICHENDIAN,YOUZAIGUANZHONGDELIUSUYINGBAOCHI1m/sYISHANG。SHIYONGYUWOSHIRANYOUZHENGQIGUOLU。

  ER、WOSHIPANGUANZHONGYOUJIAREQI

  ZHEIZHONGJIAREQI。JIAREQIDEQIAOTI~BANCAIYONGZHIJING159~273mmDEGANGGUANZHICHENG,SUOYOUJIEKOUYONGDIANHANHANLAO,YINGBAOZHENGBUZHISHENLOU。ZHENGQICONGPANGUANNEITONGGUO,YOUZAIPANGUANWAIBEIJIARE。ZHEIZHONGJIAREQIYOUYUTIJIXIAO,SHIHEYUJINKAOPENRANQIANZHUANG。

  SAN、LISHIZHONGYOUJIAREQI

  ZHEIZHONGJIAREQIDEGUANZIWANZHICHENGPANGUANXINGZHUANG,GUANNEITONGZHENGQI,GUANWAICHONGMANYOU。LISHIJIAREQIDEJIEGOUJIANDAN,QINGXIFANGBIAN。ZHEIZHONGJIAREQIDEJIEGOU。SHIYONGYUGONGYEXINGLISHIRANYOUGUOLUSHEBEI。

  上述蒸汽加热器一般都作为重油日用油箱的组成部分进行设置,有时在此类日用油箱中既可有蒸汽加热,又可设置电加热器。另外,为了保证重油能从油罐顺利输送到日用油箱,防止冬季时油在管道内凝结,就必须在油罐内设置蒸汽加热器,将油加热后输送。加热器的表面积应根据计算确定,也可按提供的经验数据选取。

  SI、SHIYONGZHUYISHIXIANG

  ZAISHIYONGZHENGQIJIAREQISHI,YINGZHUYIXIALIEWENTI:

  1.WANGGUANNEITONGZHENGQIQIAN,SHOUXIANKAIQISHUSHUIFAJINXINGPAISHUI,KAIQIZHENGQIFASHIYAOHUANMAN,YIFANGSHUIJI。

  2.YAOYOUZHUANRENJIANSHIYOUWEN,YOUWENBUYAOGUOGAOHUOGUODI,YIFANGFASHENGPAOYOUHUONINGGUSHIGU。YINCI,DUIZHONGYOUJIARESHEBEIYINGSHEYOUJIAREHENGWENKONGZHIQIHEYOUWENGUOGAO、GUODIBAOHUZHUANGZHI。

  3.RANYOUGUOLUPEITAODEYOUGUANNEIJIAREGUANSHANGDEYOUCENGBUYINGXIAOYU300~500mm,DIYUSHANGSHUFANWEI,YINGTINGZHIJIARE,YIFANGYOUTANHUA,FUZHEZAIGUANSHANG,YINGXIANGJIAREXIAOGUO。

  4.WEIJIESHENGZHENGQI,JIAREQITONGZHENGQIBUJIANCHUKOUYINGANZHUANGSHUSHUIQI。

  5.疏水阀放出的凝结水中带油时,说明加热管泄漏,应采取措施及时修理。