芒果视频下载

貯罐行業簡介

一、儲罐檢測的周期

儲(chu)(chu)罐(guan)(guan)屬于特種設備(bei)，需要(yao)定期(qi)(qi)進(jin)行(xing)(xing)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)，以免留下(xia)安(an)全(quan)隱(yin)患，儲(chu)(chu)罐(guan)(guan)的(de)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)分(fen)為外部(bu)(bu)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)和內(nei)(nei)部(bu)(bu)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)，外部(bu)(bu)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)是指罐(guan)(guan)內(nei)(nei)貯存(cun)有介質的(de)情況(kuang)下(xia)，對(dui)罐(guan)(guan)的(de)各個(ge)部(bu)(bu)位部(bu)(bu)件進(jin)行(xing)(xing)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)，包括目(mu)視(shi)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)、聲發射檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)、沉降觀測(ce)(ce)等；內(nei)(nei)部(bu)(bu)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)為罐(guan)(guan)內(nei)(nei)的(de)介質清(qing)空之后(hou)，對(dui)罐(guan)(guan)的(de)各個(ge)部(bu)(bu)位部(bu)(bu)件進(jin)行(xing)(xing)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)，包括底板背(bei)面腐(fu)蝕狀況(kuang)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)、焊縫無損檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)、真空箱檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)等。儲(chu)(chu)罐(guan)(guan)的(de)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)周(zhou)期(qi)(qi)需要(yao)根據(ju)儲(chu)(chu)罐(guan)(guan)的(de)技(ji)術(shu)使用(yong)條件來確定和計算，一(yi)般正(zheng)常情況(kuang)下(xia)，檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)測(ce)(ce)周(zhou)期(qi)(qi)為：外部(bu)(bu)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)查每(mei)年(nian)(nian)(nian)至(zhi)少(shao)一(yi)次，內(nei)(nei)部(bu)(bu)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)查每(mei)3年(nian)(nian)(nian)至(zhi)少(shao)一(yi)次，全(quan)面檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)查每(mei)6年(nian)(nian)(nian)至(zhi)少(shao)一(yi)次。若儲(chu)(chu)罐(guan)(guan)使用(yong)年(nian)(nian)(nian)限達(da)到15年(nian)(nian)(nian)以上，則(ze)每(mei)兩(liang)年(nian)(nian)(nian)則(ze)需進(jin)行(xing)(xing)一(yi)次內(nei)(nei)外部(bu)(bu)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)驗(yan)，若使用(yong)年(nian)(nian)(nian)限達(da)20年(nian)(nian)(nian)，則(ze)每(mei)一(yi)年(nian)(nian)(nian)至(zhi)少(shao)進(jin)行(xing)(xing)一(yi)次內(nei)(nei)外部(bu)(bu)檢(jian)(jian)(jian)(jian)(jian)(jian)(jian)查。

二、儲罐呼吸閥工作原理

儲罐(guan)(guan)(guan)呼(hu)(hu)吸(xi)(xi)(xi)閥(fa)(fa)是安(an)裝(zhuang)在儲罐(guan)(guan)(guan)頂(ding)上(shang)(shang)的(de)(de)部件，主要用來滿足(zu)儲罐(guan)(guan)(guan)大(da)小呼(hu)(hu)吸(xi)(xi)(xi)的(de)(de)通氣(qi)要求，一(yi)般由壓(ya)力(li)閥(fa)(fa)和真空(kong)閥(fa)(fa)兩(liang)部分組成(cheng)，它的(de)(de)作(zuo)(zuo)(zuo)用是在一(yi)般情況下，保(bao)持儲罐(guan)(guan)(guan)的(de)(de)密(mi)閉(bi)性(xing)(xing)，在一(yi)定程度上(shang)(shang)減少儲罐(guan)(guan)(guan)內(nei)(nei)(nei)儲存物質(zhi)的(de)(de)蒸發損耗；在必要時，它又能自動通氣(qi)，調(diao)節(jie)平衡儲罐(guan)(guan)(guan)內(nei)(nei)(nei)外壓(ya)力(li)，對儲罐(guan)(guan)(guan)起到安(an)全作(zuo)(zuo)(zuo)用，其工作(zuo)(zuo)(zuo)原理是：當(dang)罐(guan)(guan)(guan)內(nei)(nei)(nei)介質(zhi)的(de)(de)壓(ya)力(li)在呼(hu)(hu)吸(xi)(xi)(xi)閥(fa)(fa)的(de)(de)控制操作(zuo)(zuo)(zuo)壓(ya)力(li)范圍之(zhi)內(nei)(nei)(nei)時，呼(hu)(hu)吸(xi)(xi)(xi)閥(fa)(fa)不工作(zuo)(zuo)(zuo)，保(bao)持儲罐(guan)(guan)(guan)的(de)(de)密(mi)封性(xing)(xing)；當(dang)往罐(guan)(guan)(guan)內(nei)(nei)(nei)補充介質(zhi)，使罐(guan)(guan)(guan)內(nei)(nei)(nei)上(shang)(shang)部氣(qi)體空(kong)間(jian)的(de)(de)壓(ya)力(li)升高(gao)，達到呼(hu)(hu)吸(xi)(xi)(xi)閥(fa)(fa)的(de)(de)操作(zuo)(zuo)(zuo)正壓(ya)時，壓(ya)力(li)閥(fa)(fa)被頂(ding)開(kai)，氣(qi)體從呼(hu)(hu)吸(xi)(xi)(xi)閥(fa)(fa)呼(hu)(hu)出口逸出，使罐(guan)(guan)(guan)內(nei)(nei)(nei)壓(ya)力(li)不在繼續(xu)增(zeng)高(gao)；罐(guan)(guan)(guan)外的(de)(de)大(da)氣(qi)將頂(ding)開(kai)呼(hu)(hu)吸(xi)(xi)(xi)閥(fa)(fa)的(de)(de)負壓(ya)閥(fa)(fa)盤，將儲罐(guan)(guan)(guan)中的(de)(de)空(kong)間(jian)和大(da)氣(qi)進行隔(ge)絕，從而保(bao)護儲罐(guan)(guan)(guan)的(de)(de)安(an)全。

三、儲罐類型有哪些

儲罐的種類眾多，按照不同的分類方法可分為不同類型：1、按位置歸類：可分成地上儲罐、海上儲罐、半地下儲罐、地下儲罐、海底儲罐等。2、按油品歸類：可分成原油儲罐、食用油罐、潤滑油罐、燃油儲罐、消防水罐等。3、按用途歸類：可分成原料罐、成品罐、中間產品罐、廢料罐等。4、按方式歸類：可分成立式儲罐、球形儲罐、雙曲線儲罐（滴形儲罐）、臥式儲罐、懸鏈式儲罐（無力矩儲罐）等。5、按溫度歸類：常溫儲罐、低溫儲罐、高溫儲罐。6、按壓力歸類：常壓儲罐、低壓儲罐、高壓儲罐。7、按儲罐材料歸類：聚乙烯儲罐、橡膠儲罐、玻璃鋼儲罐、陶瓷儲罐、聚丙烯儲罐、不銹鋼儲罐等。8、按容量歸類： 50m3以上為大型儲罐，多為立式儲罐；50m3以下的為小型儲罐。如果您需要購買儲罐，可以先來了解一下儲罐十大品牌。

四、貯罐和儲罐的區別

貯(zhu)(zhu)罐(guan)(guan)，讀作zhù guàn，是貯(zhu)(zhu)存(cun)(cun)各種(zhong)液體(ti)(ti)(ti)原料、半(ban)成品或成品的(de)(de)(de)設備，它和儲罐(guan)(guan)實(shi)際上(shang)并(bing)(bing)沒有(you)什么區別，是同一(yi)物體(ti)(ti)(ti)的(de)(de)(de)兩個不(bu)同稱呼。從(cong)字面意(yi)思上(shang)來(lai)看，貯(zhu)(zhu)是儲存(cun)(cun)的(de)(de)(de)意(yi)思，如貯(zhu)(zhu)存(cun)(cun)、貯(zhu)(zhu)藏、貯(zhu)(zhu)積；儲是積蓄的(de)(de)(de)意(yi)思，如儲蓄、儲備、儲金(jin)、儲放(fang)、儲運(yun)，它們都(dou)有(you)存(cun)(cun)放(fang)的(de)(de)(de)意(yi)思；通過(guo)查詢定(ding)義也發現二者是差不(bu)多(duo)的(de)(de)(de)，貯(zhu)(zhu)罐(guan)(guan)指用(yong)于(yu)貯(zhu)(zhu)存(cun)(cun)各種(zhong)液體(ti)(ti)(ti)原料、半(ban)成品或成品的(de)(de)(de)設備，儲罐(guan)(guan)是用(yong)以(yi)存(cun)(cun)放(fang)酸、醇、氣體(ti)(ti)(ti)等提(ti)煉的(de)(de)(de)化學物質的(de)(de)(de)設備。因此，綜上(shang)所述，貯(zhu)(zhu)罐(guan)(guan)和儲罐(guan)(guan)實(shi)際上(shang)是同一(yi)種(zhong)物體(ti)(ti)(ti)的(de)(de)(de)兩個不(bu)同稱呼，二者實(shi)際上(shang)并(bing)(bing)沒有(you)什么區別，用(yong)儲罐(guan)(guan)或貯(zhu)(zhu)罐(guan)(guan)都(dou)可以(yi)。