密封效果差，且囊式密封易带料，清罐时曾多次修复，给进一步检修带来一定的困难。结合储罐实际及使用经验，
mi feng xiao guo cha qie nang shi mi feng yi dai liao qing guan shi ceng duo ci xiu fu gei jin yi bu jian xiu dai lai yi ding de kun nan jie he chu guan shi ji ji shi yong jing yan
浮盘于1997年5月安装，经过8年多的运行，浮盘破损、倾斜严重，多次出现浮管泄漏进料，囊式密封磨损、
fu pan yu 1997 nian 5 yue an zhuang jing guo 8 nian duo de yun hang fu pan po sun qing xie yan zhong duo ci chu xian fu guan xie lou jin liao nang shi mi feng mo sun
罐进行分析。在苯罐上应用箱式浮盘无论从环保、储存安全，还是从减少物料损耗上都具有代表性。该罐浮管式内
guan jin hang fen xi zai ben guan shang ying yong xiang shi fu pan wu lun cong huan bao chu cun an quan hai shi cong jian shao wu liao sun hao shang dou ju you dai biao xing gai guan fu guan shi nei
一台储罐应用箱式内浮盘进行可行性分析。三、苯储罐结构应用分析我们首先选择一台2000m3的144苯储
yi tai chu guan ying yong xiang shi nei fu pan jin hang ke hang xing fen xi san ben chu guan jie gou ying yong fen xi wo men shou xian xuan ze yi tai 2000m3 de 144 ben chu
细节，不断提出我们的一些构想和要求，如苯罐浮盘密封采用氟橡胶、设置浮盘定位用的防旋钢绳等，并决定先对
xi jie bu duan ti chu wo men de yi xie gou xiang he yao qiu ru ben guan fu pan mi feng cai yong fu xiang jiao she zhi fu pan ding wei yong de fang xuan gang sheng deng bing jue ding xian dui
空间较大及整体结构强度差、浮力分布不均匀的固有缺陷。为了解决实际问题，我们首先与专业公司仔细探讨技术
kong jian jiao da ji zheng ti jie gou qiang du cha fu li fen bu bu jun yun de gu you que xian wei le jie jue shi ji wen ti wo men shou xian yu zhuan ye gong si zai xi tan tao ji shu
浮盘上下升降平稳自如。通过调查比较，我们认为箱式浮盘技术先进，结构合理，从根本上克服了浮管式浮盘油气
fu pan shang xia sheng jiang ping wen zi ru tong guo diao cha bi jiao wo men ren wei xiang shi fu pan ji shu xian jin jie gou he li cong gen ben shang ke fu le fu guan shi fu pan you qi
%；二是结构qq空间摸板整体性强，浮力大而均匀，可允许多人在浮顶上任意行走；三是能抗油品进出罐时的一般冲击，保证
% er shi jie gou qq kong jian mo ban zheng ti xing qiang fu li da er jun yun ke yun hu duo ren zai fu ding shang ren yi hang zou san shi neng kang you pin jin chu guan shi de yi ban chong ji bao zheng
覆盖在油品表面，无油气挥发空间，能有效抑制油品的挥发，其年油品蒸发损耗量是固定顶罐的0.2%～0.5
fu gai zai you pin biao mian wu you qi hui fa kong jian neng you xiao yi zhi you pin de hui fa qi nian you pin zheng fa sun hao liang shi gu ding ding guan de 0.2% 0.5
密封中空箱体，每个箱体作为一个独立的结构单元，整个内浮顶由多个浮箱连结qq空间摸板而成。其主要特征，一是浮箱直接
mi feng zhong kong xiang ti mei ge xiang ti zuo wei yi ge du li de jie gou dan yuan zheng ge nei fu ding you duo ge fu xiang lian jie qq kong jian mo ban er cheng qi zhu yao te zheng yi shi fu xiang zhi jie
构强度不够，抗油气冲击性能差。2、箱式内浮盘的结构特点常见的箱式内浮盘一般为单盘组装箱式，由铝板制成
gou qiang du bu gou kang you qi chong ji xing neng cha 2 xiang shi nei fu pan de jie gou te dian chang jian de xiang shi nei fu pan yi ban wei dan pan zu zhuang xiang shi you lv ban zhi cheng
我厂早期安装的内浮盘多为支柱与浮管连接。从使用及检修经验看，浮管式内浮盘的主要缺点是密封性能欠佳，结
wo chang zao qi an zhuang de nei fu pan duo wei zhi zhu yu fu guan lian jie cong shi yong ji jian xiu jing yan kan fu guan shi nei fu pan de zhu yao que dian shi mi feng xing neng qian jia jie
管直径200mm，长度一般2～4m，框架和浮管上方一般铺0.6qq空间摸板mm厚、1.2～1.4m宽的合金铝板，
guan zhi jing 200mm chang du yi ban 2 4m kuang jia he fu guan shang fang yi ban pu 0.6qq kong jian mo ban mm hou 1.2 1.4m kuan de he jin lv ban
构特点及比较1、浮管式浮盘的结构特点浮管式浮盘的主要结构为浮管、框架、铺板、支柱，靠浮管提供浮力。浮
gou te dian ji bi jiao 1 fu guan shi fu pan de jie gou te dian fu guan shi fu pan de zhu yao jie gou wei fu guan kuang jia pu ban zhi zhu kao fu guan ti gong fu li fu
们认为有必要运用新技术，引进全新结构形式的浮盘，以适应现有条件，保qq空间摸板证储罐的安稳运行。二、常用内浮盘结
men ren wei you bi yao yun yong xin ji shu yin jin quan xin jie gou xing shi de fu pan yi shi ying xian you tiao jian bao qq kong jian mo ban zheng chu guan de an wen yun hang er chang yong nei fu pan jie
浮盘在结构强度、密封性能等方面存在先天不足，局部的结构改进也很难适应现有的工艺条件。基于上述情况，我
fu pan zai jie gou qiang du mi feng xing neng deng fang mian cun zai xian tian bu zu ju bu de jie gou gai jin ye hen nan shi ying xian you de gong yi tiao jian ji yu shang shu qing kuang wo
形成较大的冲击力，从而造成浮盘破损qq空间摸板，以目前的工艺条件，控制介质流速在短期内难以做到；二是传统的浮管式
xing cheng jiao da de chong ji li cong er zao cheng fu pan po sun qq kong jian mo ban yi mu qian de gong yi tiao jian kong zhi jie zhi liu su zai duan qi nei nan yi zuo dao er shi chuan tong de fu guan shi
密封效果下降，其散发的有毒气体危及罐区周边环境及职工的身心健康。究其原因，一是因介质进罐流速难以控制
mi feng xiao guo xia jiang qi san fa de you du qi ti wei ji guan qu zhou bian huan jing ji zhi gong de shen xin jian kang jiu qi yuan yin yi shi yin jie zhi jin guan liu su nan yi kong zhi
台储罐内浮盘在运行中经常发生浮盘qq空间摸板倾斜、破损、损坏等现象，给设备安稳运行及正常生产造成很大影响，同时因
tai chu guan nei fu pan zai yun hang zhong jing chang fa sheng fu pan qq kong jian mo ban qing xie po sun sun huai deng xian xiang gei she bei an wen yun hang ji zheng chang sheng chan zao cheng hen da ying xiang tong shi yin
一、概述齐鲁石化储运厂现有化工产品内浮顶储罐29台，采用浮管式内浮盘。其中112、125、144等数
yi gai shu qi lu shi hua chu yun chang xian you hua gong chan pin nei fu ding chu guan 29 tai cai yong fu guan shi nei fu pan qi zhong 112 125 144 deng shu