香蕉视频app破解码-完整视频播放

壓力管道設計階段的劃分

1.設(she)計(ji)(ji)階段的(de)一般(ban)劃分(fen) 一般(ban)情況(kuang)下，壓力(li)管道設(she)計(ji)(ji)可(ke)分(fen)為(wei)總(zong)體(ti)設(she)計(ji)(ji)、基礎(chu)設(she)計(ji)(ji)和詳細(xi)設(she)計(ji)(ji)三(san)個階段。總(zong)體(ti)設(she)計(ji)(ji)（GeneralDesign）階段：為(wei)了控制大型建設(she)項目(mu)(mu)的(de)工(gong)程(cheng)設(she)計(ji)(ji)規模、設(she)計(ji)(ji)標(biao)準、總(zong)布置(zhi)，對總(zong)工(gong)藝(yi)流程(cheng)、總(zong)平面布置(zhi)、總(zong)定員、總(zong)進度(du)和總(zong)投資的(de)控制目(mu)(mu)標(biao)的(de)...

管道應力設計內容及注意事項

管(guan)(guan)(guan)道(dao)(dao)應力(li)(li)設計(ji)的(de)(de)(de)核心是管(guan)(guan)(guan)道(dao)(dao)的(de)(de)(de)機械(xie)(xie)強(qiang)(qiang)度和剛(gang)度問題，它包括(kuo)管(guan)(guan)(guan)道(dao)(dao)及(ji)其元件(jian)的(de)(de)(de)強(qiang)(qiang)度、剛(gang)度是否(fou)(fou)滿足要(yao)求，管(guan)(guan)(guan)道(dao)(dao)對相連機械(xie)(xie)設備的(de)(de)(de)附(fu)加荷載是否(fou)(fou)滿足要(yao)求等。通過對管(guan)(guan)(guan)系應力(li)(li)、管(guan)(guan)(guan)道(dao)(dao)機械(xie)(xie)振動(dong)等內容(rong)的(de)(de)(de)力(li)(li)學(xue)分(fen)析，適當(dang)改變管(guan)(guan)(guan)道(dao)(dao)的(de)(de)(de)走向和管(guan)(guan)(guan)道(dao)(dao)的(de)(de)(de)支(zhi)撐條件(jian)，以達到(dao)滿足管(guan)(guan)(guan)道(dao)(dao)機械(xie)(xie)強(qiang)(qiang)度和剛(gang)度要(yao)求的(de)(de)(de)目的(de)(de)(de)。管(guan)(guan)(guan)道(dao)(dao)機械(xie)(xie)設...

管道材料設計的內容及匯總

1.管(guan)道材料設(she)計的內容 ①.管(guan)道材料選用及等級規定(ding)。 ②.隔(ge)熱工(gong)程規定(ding)。 ③.防腐與涂漆工(gong)程規定(ding)。 ④.管(guan)道材料工(gong)程規定(ding)。 ⑤.設(she)備(bei)隔(ge)熱材料一覽表(biao)(biao)。 ⑥.管(guan)道隔(ge)熱材料一覽表(biao)(biao)。 ⑦....

裝置設備壓力管道布置內容與任務

管(guan)道(dao)布(bu)(bu)置(zhi)(zhi)(zhi)（配管(guan)設(she)(she)(she)計(ji)(ji)）應包括裝置(zhi)(zhi)(zhi)設(she)(she)(she)備(bei)布(bu)(bu)置(zhi)(zhi)(zhi)設(she)(she)(she)計(ji)(ji)和管(guan)道(dao)布(bu)(bu)置(zhi)(zhi)(zhi)設(she)(she)(she)計(ji)(ji)兩部分。裝置(zhi)(zhi)(zhi)設(she)(she)(she)備(bei)布(bu)(bu)置(zhi)(zhi)(zhi)設(she)(she)(she)計(ji)(ji)是(shi)指通(tong)過(guo)計(ji)(ji)算機三(san)維模型、電子CAD圖(tu)或者圖(tu)紙將(jiang)一個生產裝置(zhi)(zhi)(zhi)所用的(de)(de)機械(xie)、設(she)(she)(she)備(bei)、建筑(zhu)物(wu)(wu)、構筑(zhu)物(wu)(wu)等按一定的(de)(de)規則進(jin)行(xing)定位的(de)(de)設(she)(she)(she)計(ji)(ji)過(guo)程(cheng)。它(ta)涉及工藝流(liu)程(cheng)要求，生產操作和檢修(xiu)要求，與(yu)四鄰關...

GC類管道和GCD類管道的區分

動(dong)力(li)管(guan)道(dao)GCD是(shi)指火力(li)發電廠用于輸送(song)蒸汽、汽水(shui)兩(liang)相介(jie)質(zhi)的管(guan)道(dao)。與GC類(lei)工(gong)業管(guan)道(dao)區分(fen)一(yi)般是(shi)以界區線(xian)或(huo)者圍墻(qiang)物(wu)理區分(fen)，這也是(shi)不少工(gong)廠，同一(yi)根管(guan)道(dao)，布置、壁厚、材(cai)質(zhi)和應力(li)分(fen)析及(ji)支(zhi)架(jia)設計迥然不同的原因(yin)，因(yin)為(wei)依據的標準規范不同。 GCD類(lei)動(dong)力(li)管(guan)道(dao)并(bing)入GC類(lei)工(gong)業管(guan)道(dao)...

GB類公用管道和GC類工業管道的區分

公(gong)用(yong)(yong)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)：是指城市或鄉鎮范(fan)圍內的用(yong)(yong)于(yu)(yu)(yu)公(gong)用(yong)(yong)事業(ye)或民(min)用(yong)(yong)的燃氣管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)和熱力管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)。工(gong)(gong)(gong)業(ye)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)：是指企(qi)業(ye)、事業(ye)單位所屬的用(yong)(yong)于(yu)(yu)(yu)輸送工(gong)(gong)(gong)藝(yi)介質的工(gong)(gong)(gong)藝(yi)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)、公(gong)用(yong)(yong)工(gong)(gong)(gong)程管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)及(ji)其他輔助(zhu)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)。如果是用(yong)(yong)于(yu)(yu)(yu)公(gong)用(yong)(yong)事業(ye)或者民(min)用(yong)(yong)則(ze)屬于(yu)(yu)(yu)公(gong)用(yong)(yong)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)，否則(ze)屬于(yu)(yu)(yu)工(gong)(gong)(gong)業(ye)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)。公(gong)用(yong)(yong)事業(ye)是指具有各(ge)企(qi)業(ye)、事業(ye)單...

廠際管道的區分及壓力管道分類

在(zai)(zai)工(gong)(gong)程(cheng)設(she)計(ji)中(zhong)，常遇到廠際管道(dao)（PipelinebetweenthePlantsorDistrict）的設(she)計(ji)，不(bu)同(tong)(tong)的國內外規范，設(she)計(ji)要(yao)求可能不(bu)同(tong)(tong)。在(zai)(zai)GB50160《石(shi)(shi)油(you)(you)化工(gong)(gong)企(qi)業設(she)計(ji)防火規范》中(zhong)，廠際管道(dao)指敷設(she)在(zai)(zai)石(shi)(shi)油(you)(you)化工(gong)(gong)企(qi)業、油(you)(you)庫(ku)、油(you)(you)氣碼頭等不(bu)...

長輸管道、公用管道、工業管道、動力管道設計分界及工程實例

長輸(shu)管(guan)道(dao)(dao)、公用(yong)管(guan)道(dao)(dao)、工業管(guan)道(dao)(dao)（含動(dong)力管(guan)道(dao)(dao)）標準規范(fan)(fan)均有適(shi)用(yong)范(fan)(fan)圍要求(qiu)，對(dui)(dui)管(guan)道(dao)(dao)設(she)(she)計的規范(fan)(fan)要求(qiu)差別較(jiao)大(da)，不能混用(yong)，應(ying)首先區分(fen)清楚標準規范(fan)(fan)的適(shi)用(yong)范(fan)(fan)圍界線(xian)。例如，對(dui)(dui)于(yu)輸(shu)油輸(shu)氣管(guan)道(dao)(dao)，在(zai)長輸(shu)管(guan)道(dao)(dao)標準規范(fan)(fan)內要求(qiu)埋地(di)敷設(she)(she)，但是在(zai)工業管(guan)道(dao)(dao)規范(fan)(fan)中要求(qiu)應(ying)架空或沿地(di)敷設(she)(she)。對(dui)(dui)于(yu)大(da)型煉化一(yi)體化工...

GB 50316、GB 50235、SH/T 3059、SH/T 3501、GB 50517的管道分級（類）

《工(gong)業金屬管(guan)道(dao)設計(ji)規(gui)范》（GB50316），根(gen)據輸送的(de)(de)流體(ti)性質和泄(xie)漏(lou)時造成的(de)(de)后果將(jiang)(jiang)管(guan)道(dao)分(fen)(fen)為A1、A2、B、C、D五類(lei)流體(ti)管(guan)道(dao)，新版的(de)(de)GB50316將(jiang)(jiang)按(an)照新的(de)(de)分(fen)(fen)類(lei)方法(fa)劃(hua)分(fen)(fen)。《工(gong)業金屬管(guan)道(dao)工(gong)程施工(gong)規(gui)范》（GB50235），按(an)國家有關規(gui)定劃(hua)分(fen)(fen)為GC1、GC2和GC3。除(chu)壓(ya)力管(guan)道(dao)以外...

美國國家壓力管道標準的管道分級（類）

美(mei)國管道(dao)規范屬ASMEB31。ASMEB31包括以(yi)下(xia)七部單獨(du)出版的(de)壓力管道(dao)美(mei)國國家標(biao)準。 ①.ASMEB31.1《動力管道(dao)（PowerPiping）》。 ②.ASMEB31.3《工藝管道(dao)（ProcessPiping）》。 ③....

《特種設備生產單位許可目錄》的管道分級（類）

壓力(li)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)劃分為三大類：長輸(shu)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)、公用(yong)(yong)(yong)(yong)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)、工(gong)(gong)業管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)。長輸(shu)（油氣(qi)）管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)，是指產地、儲存庫、使用(yong)(yong)(yong)(yong)單位(wei)之間的(de)(de)(de)用(yong)(yong)(yong)(yong)于輸(shu)送商品(pin)介(jie)質的(de)(de)(de)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)。包括輸(shu)油管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)和輸(shu)氣(qi)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)。公用(yong)(yong)(yong)(yong)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)，是指城市或(huo)鄉鎮范(fan)圍內的(de)(de)(de)用(yong)(yong)(yong)(yong)于公用(yong)(yong)(yong)(yong)事業或(huo)民用(yong)(yong)(yong)(yong)的(de)(de)(de)燃(ran)氣(qi)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)和熱力(li)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)。工(gong)(gong)業管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)，是指企業、事業單位(wei)所(suo)屬的(de)(de)(de)用(yong)(yong)(yong)(yong)于輸(shu)送工(gong)(gong)藝介(jie)質的(de)(de)(de)工(gong)(gong)藝管(guan)(guan)(guan)(guan)...

防火堤設計成3.2m高的原因及工程實例

石(shi)化常(chang)壓罐(guan)(guan)(guan)組防火堤(di)高度一般(ban)不應超(chao)過2.2m，這是(shi)為了(le)方便消(xiao)防人員(yuan)手持移動式水槍(qiang)對油罐(guan)(guan)(guan)進行滅(mie)火作業。但是(shi)，如(ru)果按照2.2m計算，大(da)型油罐(guan)(guan)(guan)罐(guan)(guan)(guan)組防火堤(di)的(de)有效(xiao)容量很(hen)難達(da)到(dao)一個最大(da)罐(guan)(guan)(guan)的(de)罐(guan)(guan)(guan)容。現在消(xiao)防隊撲(pu)救油罐(guan)(guan)(guan)火災，主要是(shi)依靠消(xiao)防車輛進行作業，防火堤(di)可以適當增高，以使大(da)型油罐(guan)(guan)(guan)罐(guan)(guan)(guan)...

首頁上一頁 37 38 39 40 41 42 43 44 45 46 下一頁尾頁

香蕉视频app破解码

新聞中心