工(gong)藝(yi)(yi)和管道互相融(rong)合，在設(she)(she)計時密不可分(fen)。國內外(wai)有些設(she)(she)計單位工(gong)藝(yi)(yi)和管道仍是同(tong)一(yi)個(ge)專業(ye)(ye)，稱作(zuo)“工(gong)藝(yi)(yi)管道”專業(ye)(ye)，有些設(she)(she)計單位分(fen)為(wei)工(gong)藝(yi)(yi)專業(ye)(ye)和管道專業(ye)(ye)。無論如何分(fen)工(gong)，作(zuo)為(wei)壓(ya)力管道專業(ye)(ye)，應首先理(li)解(jie)透(tou)徹工(gong)藝(yi)(yi)專業(ye)(ye)圖紙文件(jian)，明(ming)白工(gong)藝(yi)(yi)原理(li)，才(cai)能(neng)保證壓(ya)力管道專業(ye)(ye)設(she)(she)計質量和工(gong)作(zuo)效率。

  石油(you)(you)(you)化(hua)工(gong)(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)(gong)程(cheng)(cheng)建設(she)項目具有一定的(de)周期性，有些(xie)年(nian)(nian)份(fen)煉油(you)(you)(you)裝(zhuang)(zhuang)置(zhi)建設(she)工(gong)(gong)(gong)(gong)(gong)程(cheng)(cheng)較多(duo)，有些(xie)年(nian)(nian)份(fen)煤制(zhi)油(you)(you)(you)煤化(hua)工(gong)(gong)(gong)(gong)(gong)裝(zhuang)(zhuang)置(zhi)建設(she)工(gong)(gong)(gong)(gong)(gong)程(cheng)(cheng)較多(duo)，有些(xie)年(nian)(nian)份(fen)化(hua)工(gong)(gong)(gong)(gong)(gong)裝(zhuang)(zhuang)置(zhi)建設(she)工(gong)(gong)(gong)(gong)(gong)程(cheng)(cheng)較多(duo)，有些(xie)年(nian)(nian)份(fen)電力輕工(gong)(gong)(gong)(gong)(gong)等裝(zhuang)(zhuang)置(zhi)建設(she)工(gong)(gong)(gong)(gong)(gong)程(cheng)(cheng)較多(duo)，在(zai)(zai)這種(zhong)市場(chang)經濟主導的(de)大環(huan)境(jing)下，設(she)計(ji)單(dan)位(wei)能中標的(de)裝(zhuang)(zhuang)置(zhi)類型也(ye)在(zai)(zai)變化(hua)。需(xu)要壓力管(guan)道設(she)計(ji)人員熟(shu)練設(she)計(ji)煉油(you)(you)(you)（常減壓、催化(hua)重整、加氫(qing)等）、化(hua)工(gong)(gong)(gong)(gong)(gong)（乙烯、化(hua)肥、LNG、LPG、PP、苯(ben)乙烯等）、煤制(zhi)油(you)(you)(you)等各種(zhong)裝(zhuang)(zhuang)置(zhi)。

  實(shi)踐證明，無論是(shi)化工(gong)裝置(zhi)、煉(lian)油裝置(zhi)，還是(shi)制(zhi)藥裝置(zhi)的壓(ya)(ya)力(li)管(guan)道(dao)設(she)(she)計(ji)，僅(jin)是(shi)工(gong)藝(yi)專(zhuan)業設(she)(she)計(ji)內容(rong)不同，對于壓(ya)(ya)力(li)管(guan)道(dao)專(zhuan)業設(she)(she)計(ji)人員，設(she)(she)計(ji)原理(li)和內容(rong)是(shi)相同的，壓(ya)(ya)力(li)管(guan)道(dao)設(she)(she)計(ji)人員掌握了管(guan)廊、塔、容(rong)器、反應器、換熱設(she)(she)備(bei)、加熱爐、泵、壓(ya)(ya)縮機、罐(guan)等設(she)(she)備(bei)、設(she)(she)施及(ji)其有關管(guan)道(dao)的配(pei)管(guan)設(she)(she)計(ji)原理(li)和好的設(she)(she)計(ji)做(zuo)法，就(jiu)可(ke)以較好地完成這些(xie)不同類型裝置(zhi)的設(she)(she)備(bei)設(she)(she)施的壓(ya)(ya)力(li)管(guan)道(dao)設(she)(she)計(ji)。本章節簡要(yao)講述一些(xie)裝置(zhi)的工(gong)藝(yi)及(ji)布(bu)置(zhi)。