工(gong)藝和(he)(he)管(guan)道互(hu)相融合，在設計(ji)(ji)時密不可分。國內外有(you)些設計(ji)(ji)單位工(gong)藝和(he)(he)管(guan)道仍是同(tong)一(yi)個(ge)專業(ye)(ye)，稱作“工(gong)藝管(guan)道”專業(ye)(ye)，有(you)些設計(ji)(ji)單位分為(wei)工(gong)藝專業(ye)(ye)和(he)(he)管(guan)道專業(ye)(ye)。無論如何分工(gong)，作為(wei)壓力管(guan)道專業(ye)(ye)，應首先理解(jie)透徹工(gong)藝專業(ye)(ye)圖紙文件，明(ming)白工(gong)藝原理，才能(neng)保證壓力管(guan)道專業(ye)(ye)設計(ji)(ji)質量和(he)(he)工(gong)作效率。

  石油化(hua)工(gong)(gong)(gong)工(gong)(gong)(gong)程(cheng)建(jian)(jian)設項目具(ju)有一定的周期性，有些(xie)(xie)年(nian)份煉油裝置(zhi)(zhi)建(jian)(jian)設工(gong)(gong)(gong)程(cheng)較(jiao)多(duo)(duo)，有些(xie)(xie)年(nian)份煤(mei)制油煤(mei)化(hua)工(gong)(gong)(gong)裝置(zhi)(zhi)建(jian)(jian)設工(gong)(gong)(gong)程(cheng)較(jiao)多(duo)(duo)，有些(xie)(xie)年(nian)份化(hua)工(gong)(gong)(gong)裝置(zhi)(zhi)建(jian)(jian)設工(gong)(gong)(gong)程(cheng)較(jiao)多(duo)(duo)，有些(xie)(xie)年(nian)份電力輕工(gong)(gong)(gong)等(deng)裝置(zhi)(zhi)建(jian)(jian)設工(gong)(gong)(gong)程(cheng)較(jiao)多(duo)(duo)，在這種(zhong)市(shi)場經(jing)濟主(zhu)導的大(da)環境(jing)下，設計單位能(neng)中標的裝置(zhi)(zhi)類型也在變(bian)化(hua)。需要壓力管道設計人員熟(shu)練設計煉油（常減壓、催化(hua)重整、加(jia)氫等(deng)）、化(hua)工(gong)(gong)(gong)（乙烯、化(hua)肥(fei)、LNG、LPG、PP、苯(ben)乙烯等(deng)）、煤(mei)制油等(deng)各種(zhong)裝置(zhi)(zhi)。

  實踐證明(ming)，無論是(shi)化工(gong)(gong)裝(zhuang)置、煉(lian)油(you)裝(zhuang)置，還是(shi)制藥裝(zhuang)置的(de)(de)(de)壓(ya)力管(guan)道(dao)設(she)(she)計(ji)，僅是(shi)工(gong)(gong)藝專業設(she)(she)計(ji)內容(rong)不(bu)同，對于(yu)壓(ya)力管(guan)道(dao)專業設(she)(she)計(ji)人(ren)員(yuan)，設(she)(she)計(ji)原理和(he)內容(rong)是(shi)相同的(de)(de)(de)，壓(ya)力管(guan)道(dao)設(she)(she)計(ji)人(ren)員(yuan)掌(zhang)握了(le)管(guan)廊、塔、容(rong)器、反應器、換熱設(she)(she)備(bei)、加熱爐、泵、壓(ya)縮機、罐等設(she)(she)備(bei)、設(she)(she)施及其有關管(guan)道(dao)的(de)(de)(de)配(pei)管(guan)設(she)(she)計(ji)原理和(he)好(hao)的(de)(de)(de)設(she)(she)計(ji)做法，就可(ke)以較好(hao)地完成這些不(bu)同類型裝(zhuang)置的(de)(de)(de)設(she)(she)備(bei)設(she)(she)施的(de)(de)(de)壓(ya)力管(guan)道(dao)設(she)(she)計(ji)。本章節(jie)簡(jian)要講述(shu)一些裝(zhuang)置的(de)(de)(de)工(gong)(gong)藝及布置。