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[". Valvula de de seguridad en lala” salida” del” bomba”

2020-11-22View Original

Thread Content

I..” Bomba de de” envío” en” el” área” del” tanques,, se加” 了” 一” 个” 安全阀”。 介” � 质” 是” 甲” 醇”、” 甲” 基” � 等”,” � 泵” 是” 离心泵”。 这” 个” 安全阀” 是” 干” 用” 用” 用” ?
Reply #22020-11-22
III. Bomba” de de” di”膜” 门”,”” 齿轮泵”,”” 还” 是” 离心泵” 用来” 管线” 线”的” � 膨胀” 用” ?
Reply #32020-11-22
IV. General” � 一般” 不” 需” 需” 加” 一个” 安全阀”,”” 容积式泵” 霤” 霬” 加” 一个”。 ” 安安全阀” 的” 出口” 接” 了” 泵” 的” �料” � 管线线”。
Reply #42020-11-22
V. 考虑” 热” � � � 膨胀” 或” �” 水锤”” ?
Reply #52020-11-22
VI. 在” 泵” 的” 出口” 加” 一个” 安全阀” 不” 好”,”” 容易” � � � � 起跳” 。
Reply #62020-11-23
VII. 本帖最后由” CHANGBAISHI” 于” 于””I”I33 于3” 编辑”” � 增加与否有两点”,” 一是”” 一是”” 一” 介质的”的”的”””””””””””” 的” 冷II”I”I”I”I”I”I” 二是”” �程程流程需要”。 想”” �”要”” 弄清”””””””””””””””” 是否”” 需”””””””””””””””” 墢安全阀”,”” 建议””I”I”I”I”I”I”””” 了解”” 流程示意图”,””I”I”I”I”I”I”I”I” �标明”” 泵””I”I”I”I”I”I”I”I” 压力””I”I”I”I”I”I”I”I”””I”I”I”I”I”I”I”I”I”I”I”I”I”I” 和I度”,””I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”III”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”II””I”III”I”I”I”I”I”II”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”II”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”II”I”I”I”I”I”II”I”I”I”I”I”I”I”I”I”I”I”I”I”II”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”II”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”II”I”I”I”I”I”I”I”I”I”I”II”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I””I”I”I”I”II”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”””I””I””I”I”I”I”I”””I”I”I”I”I””I””I”I”I”I””I”I”I”I”I”I”I”I”I”I”I”””””I”I”I”I”I”I”I”I”I”I””I”I”I””I”I”I”I”I”I””I””I”I”I”I”I”I”I”I””I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I””I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”””I”I”I”I”I”I”I”I”I”I”I”I”I”I”II””I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I””I”I”I”I”I”I”I””I”I”II”I”I”I”I””I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”II”I”I”I”I”I”I””I”II”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I””I”I”I””I”I”I”I”I””I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I””I”I”I”I”I””I”I”I”I”I”I”I”I”I”II”I””I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”II”I”I”I”I”””I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I””I””I”I”I”I”I”I”I”I”I”I”I”I”II”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”””””I””I”””I””I”I””I””I”I””I”I”I”I””I”I””I”I””I”””I””I””I””I””I”I””I”””I”I”I””I””I””I””I””I””I””I””I”””I”I”””I”I”I””I”I””I””I””I”I”I”I””I”I””I”I”I”””I”I”I”I”I””””I”I”I”I”I”I”I”I”I””I”I”I”I””I””I”I”I”I”I””I”I”I””I”I”””””””””I”I”””I”I”I””I”I””””I”I”””I”I”””””I””””I”””””I”I”””I”I”””I”I”I”I”I””I”I”I””I”I”””””I””””””I””””I”I”””I””””””I”I”””I”I””I”I””””I”I”I””I”I”I”I”I””I”I”I””I”I”I”I”I”I”I”I”I”I”I”””””I”I”””I”I”I”I”I”I”I”I”””I”I”I”I”I”I”I”I”I””I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I””””I”I”””I”I”I”I”I”I”I”I”I””I”I””I”I””””I”I”I”””I”I”I”I”I”I”I”I”I”I”I”””I”I””””I”I”””I”””””I”I”””””I””””I”I”I””””””I”I”””””I”I””I”I””””I”I”””I”I”I”I”I””””I”I”””””I”””””””I””””””””I”””””I”I””””I”I””””I”I”””””I””I”I”””I”I””I”I”””””I””I””I”I””I”I””””I”I”””I””””””””I””I””””I”I”I”””I”I”I””I”I”””””I”I”””””I””I”I”I”I”I”””I”I”I”I”I””I””I”I”I””””I”I”I”I”””””””I”I”I”I”I”I””I”I”I””””””””I”I”I””I””””””I”I”””I”I”””””””””””I”””I”I”””””I””””I”I””I””I””I”I”I””I”I”I””I”I””””I”I””I”I”I””I”I””I”I””””I”I”I””””””””””””I””I”””I””I””””I””I”””I”I””””I”I”I”I”I””I”I”I”I”I””””I”I””I”I”I””””””””I”I””””I”I”””I”I””””I”””””I”””””I”I”””I”I””””I”I””I”I”I””I”I”I”I”I”””I”I”I””I”I”””I”I”I””I”I””I”I”I””I”I”I”I”I””””I”I”””I”””””I”I””””I””””I”I”I”””I”I”I”I”I”I”I”””””I”I””””I””””I”I”””””I”I”””I”””””I”””””I”””””””””””I”I””””””I””I”I””””I”I”””I”I”””””I””””””””I””””””””I””””””I”””””I””I””””””””I””I”””””””I”I”””””I”I””””””””””I””””””I”””””””I”””I””””””I””I””””””I”I”””I”””””I”””I””””””I”””I””””””””””””I”I”I”I”I””””””I””””””I””I”””””I””I””””””I””””””I”””””I”I”I”””””I”I”I””””””I”I”I”I””I”””””I”I”I””””””I”I”I”I”I””””””I”I”””””I”I”I”I””””I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”””I””””I”I””””””I”I”I”I”””””””””””I””””””I”””I”I””””I”””””I”I”””I”I””””I”I”””””””””I”I”I”I”I”I”I”I””””I”I””I”I”””””””””””I””””””I”I””I”I””””I”I””””””I””I”I”I””I”””””I”””””I”””””I”I”I”I”””””I”I”””””I”I””I”I””””I”I”””I”I””””I”I”I”I”I””””I”I”I”I”I””I”I””I”I”””””I”””””””I”””I”I”I”I”I””””I”I”””I”I”””I”I””””I””””””I”I””I”I””””I”I”””I”I”I”I”I”I”I”I””I”I”””””””I””””I”I”I”I”I”””I””””””””””””I””””””I”I”””””””I”I”I””I”I””””I”I””””I”””””I”I”””I”””””I”I””””””””””I”””””””I”I”””””””I””””””I”I””””””I”””””””I”I”I”””I”I””””””””I””””””””I”I””I””””I”””””””I”I”I”””””””””””I”I”””I”I”I”””I”””””””””I””””I””””I””””I””I””””””””””””””I”II”””I”I”I”I”I”””””””I”I”I””I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”II”I”I”I”I”I”I”I”I”I”II”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I” I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I”I” HOWEVER DO NOT UNDERSTANDANDAND THE TEXT AFTER THE FIRST QUESTION MARK.
Reply #72020-11-23
本帖最后由 流水之云shine 于 2020-11-23 09:21 编辑 问了一下,说是防止膨胀。泵出口40m扬程,安全阀起跳压力定多少,如何计算呢?
Reply #82020-11-26
防止管道两端阀门关闭以后管道内介质温升超压。 依据:《石油化工企业设计防火标准(2018年版)》(GB 50160-2008)第5.5.6 条: 两端阀门关闭且因外界影响可能造成介质压力升高的液化烃、甲 B 、乙 A 类液体管道应采取泄压安全措施。

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