目录1.0工程概况12.0编制依据及执行的规范标准13.0技术要求及施工方法13.1技术要求·····································································································13.2施工布署·····································································································24.0质量保证措施114.1质量目标··································································································114.2主要质量指标···························································································114.3质量管理··································································································114.4加强质量检查,严格执行质量奖罚制度·····················································114.5质量控制··································································································115.0HSE管理及文明施工措施125.1控制目标··································································································125.2HSE保证组织措施及技术措施···································································125.3文明施工措施···························································································136.0施工进度计划147.0劳动力安排148.0施工机具及计量器具计划158.1施工机具···································································································158.2计量器具··································································································159.0施工手段169.1手段用料···································································································16附录:17附录1:仪表工程量··························································································17附录2:劳动力安排表····················································································181.0工程概况1+++有限责任公司15万吨/年气体分馏装置工程由++++工程有限公司设计并总承包;++++有限公司负责分包该装置的施工,施工工期为+年=月+日至+年+月+日。2、本次施工特点(1)装置区内有仪表种类具有多样性;(2)本装置与原气分装置相邻,其工艺介质属于易燃易爆性质,在该区域施工必须经现场安检人员确定同意后方可施工(动火票);(3)各工种施工人员穿插作业较多,需要合理组织、精心安排;1.3仪表主要实物量:见附录1。1.4设计范围:本设计为+++装置的施工图设计自控部分。2.0编制依据及执行的规范标准2.1++设计的仪表施工图2.2施工验收规范:2.2.1工业自动化仪表施工验收规范。GB50093-20022.2.2石油化工仪表施工技术规程。SH3521-19992.2.3现场设备,工业管道焊接工程及验收规范2.2.4工业金属管道工程施工及验收规范2.2.5自动化仪表安装工程质量检验评定标准。GBJ131-903.0技术要求及施工方法3.1技术要求1.凡参加施工的全体人员必需进行培训上岗;2.施工前施工班组必须由技术人员进行技术交底;3.施工前施工班组必须熟悉施工图纸;4.施工时施工班组必须按施工图纸施工;5.施工时施工班组必须按施工规范施工;6.施工质量按“精品工程要求”进行;7.焊工必须持证上岗;8.调试人员必须持证上岗;9.施工班组坚持“五不施工”;3.2施工布署1.施工准备:(1)仪表校验间,要清洁干净、光线充足、规章制度齐全;(2)施工机具齐全,标准仪器仪表在鉴定有效期内;(3)施工机具房、预制平台、电源点、仪表货架等准备就绪;(4)仪表设备、材料到货后认真检查验收;(5)现场使用的脚手架,安全网要完好无损。2.预制阶段(+月+日-+月+日)(1)仪表桥架预制(2)仪表箱底座预制。(3)箱内导压管预制。(4)压力表组件预制。(5)承插焊阀门预制。(6)液位计试压。(7)仪表单校。3.安装阶段(+月+日-+月+日)3.1仪表桥架安装3.2仪表槽盒安装3.3仪表箱安装。3.4保护管安装。3.5仪表设备安装。3.6电缆及补偿导线安装。3.7查线及接线。3.8供风系统安装。3.9测量引线安装。3.10仪表系统调试及导压管试压。3.11交工验收。3.12资料整理、打印装订及交工。3.3施工方法1.施工原则:1.1先地下、后地上;先工艺、后仪表;先预制、后安装;1.2仪表到货先外观检验-后校验-再安装;1.3电缆到货先外观检查-后测试-再敷设;1.4导压管安装后先试压-再保温;1.5仪表供风先吹扫试压-再使用;1.6仪表设备安装结束后,挂(贴)标识。2.预制:2.1仪表桥架:结构形式、规格等应符合设计规定,材料应有合格证。型钢调直、下料、组对、焊接、打磨、除锈刷漆;2.2仪表箱底座:结构形式、规格等应符合设计规定,材料应有合格证。型钢调直、下料、组对、焊接、打磨、除锈刷漆;2.3仪表箱内配管:结构形式、规格等应符合设计规定,材料应有合格证。钢管调直、下料、组对、焊接、打磨、除锈刷漆。阀门试压合格,变送器安装正确牢固,导压管固定牢固;3.安装:3.1电缆槽的安装:(1)电缆槽安装前,应进行外观检查。电缆槽内、外应平整,槽盒内部应光洁、无毛刺,尺寸应准确,配件应齐全。[2]电缆槽不宜采用焊接连接。当必须焊接时,应焊接牢固,且不应有明显的焊接变形,在焊接后做好焊后的防护工作。[3]电缆槽采用螺栓连接和固定时,宜用平滑的半圆头螺栓,螺母应在电缆槽的外侧,固定应牢固。[4]电缆槽的安装应横平竖直,排列整齐。电缆槽的上部与建筑物和建筑物之间应留有便于操作的空间。垂直排列的电缆槽拐弯时,其弯曲弧度应一致。[5]槽与槽之间、槽与仪表盘柜和仪表箱之间、槽与盖之间、盖与盖之间的连接处,应对合严密。槽的端口宜封闭。[6]电缆槽安装在工艺管架上时,宜在管道的侧面或上方。对于高温管道,不应平行安装在其上方。[7]电缆槽的开孔,应采用机械加工方法。[8]电缆槽应有排水孔。[9]电缆槽垂直段大于2m时,应在垂直段上下端内增设固定电缆用的支架。当垂直段大于4m时,还应在其中部增设支架。[10]电缆槽的直线长度超过50M时,宜采用热膨胀补偿措施。3.2仪表箱安装:(1)仪表箱安装应根据取压点位置就近安装,应垂直、平正、牢固。仪表箱安装应避开工艺设备、远离热源、阀组等.(2)成排仪表箱安装时,排列整齐、美观、操作及维修方便。(3)规范要求:垂直度及水平倾斜度允许偏差均为±3毫米。3.3电缆保护管的敷设:(1)保护管敷设时,一般情况下按设计图纸要求进行。(2)保护管的使用不应有变形及裂缝,其内部应清洁,无毛刺,管口应光滑,无锐边。(3)弯制保护管时,应符合下列规定;a.保护管的弯成角度不应小于90度;b.保护管的弯曲半径:当穿无铠的电缆且明敷设时,弯曲半径不应小于保护管外径的6倍;c.保护管弯曲处不应有凹陷,裂缝和明显的弯扁;d.单根保护管的直角弯不宜超过两个。(4)当保护管的直线长度超过30米或弯曲角度的总和超过270度时,应在其中间加装拉线盒。(5)保护管的两端口应带护线箍。(6)保护管的连接应符合下列规定:a.明敷设时宜采用螺纹连接,管端螺纹长度不应小于管接头的1/2。b.在有爆炸和火灾危险的场所,以及可能有粉尘、液体、蒸汽、腐蚀性或潮湿气体进入管内的地方敷设的保护管,其两端管口应密封。c.保护管连接后应保证整个系统的电气连续性。(7)保护管与检测元件或就地仪表之间,应用金属挠性管连接,并应设有防水弯。与就地仪表箱、接线箱(盒)、拉线盒等连接时应密封,并将管固定牢固。(8)保护管密集安装时,应排列整齐、用管卡固定要牢固。(9)在户外安装的保护管,引入分线箱或仪表箱时,宜从底部进入。(10)在管端及穿线盒等部件的两侧300mm处应加支架固定。3.4支架的安装:(1)制作支架时应将材料矫正、平直,切口处不应有毛刺和卷边,并打磨成半圆角,制作好的支架,应平正、尺寸准确,然后除锈刷漆。(2)支架安装时,在金属结构上,应采用焊接固定,在混凝土预埋件上,宜采用抱卡或膨胀螺栓固定。(3)与工艺管道平行安装保护管时,应用扁钢自制‘U’型管卡子支架,固定在工艺管道上。(4)不锈钢管固定时,管线与支架之间必须用橡胶板隔离,以防管线腐蚀。(5)支架固定应牢固,横平竖直,整齐美观。在同一直线段上的支架间距应均匀,要求水平间距为1.5米,对直径小于25mm的管子不大于1米。(6)支架不应安装在振动较大、有热源、腐蚀性液滴或排污沟道的位置,也不宜安装在易燃、易爆及能移动的构筑物上。(7)水平安装的汇线槽用的支架间距宜为2米,在拐弯处,终端处及其它的位置可适当减小间距。3.5仪表线路的敷设:(1)电缆(线)敷设前,应做外观及导通检查,并用直流500伏兆欧表测量绝缘电阻,其电阻值应大于5兆欧。(2)线路应按最短途径集中敷设,要整齐美观,避免交叉。(3)线路不应敷设在易受机械损伤,有腐蚀性介质排放以及有强磁场和强静电场干扰的区域。(4)线路不应敷设在影响操作,妨碍设备检修和人行通道的位置。(5)当线路周围环境温度超过65℃时,应采取隔热措施,处在可能引起火灾的火源场所时,应采取防火措施。(6)线路不宜平行敷设在高温工艺设备、管道的上方和具有腐蚀性液体介质的工艺设备、管道的下方。(7)线路的终端接线处,应留有适当的余度。要求带屏蔽层的电缆(线),室外浮空不与金属物接触,室内接到专用接地极上。(8)线路敷设完毕后,应进行校线及挂位号。(9)测量线路绝缘电阻时,必须将仪表设备及元件与接线终端断开。电阻值应大于5兆欧。(10)电缆敷设穿过原12万吨/年气体分馏装置的时候,首先和总承包单位英派尔及原气分车间取得联系,在有关单位和车间的要求下,按照青岛石化厂的有关规定,做好现场仪表电缆的敷设准备工作,先揭盖板,若放仪表电缆,高空作业带好安全带,需要搭架子的地方搭好架子。进入原12万吨/年气分装置,严禁动火,动阀门,动装置,不应该动的地方,坚决不动。在甲方及业主的安排下进行放电缆。电缆敷设完后及时的盖上盖板,清理现场。经甲方确认后离开现场。3