V2EX maximum allowable working pressure

Maximum Allowable Working Pressure

定义(Definition)

最大允许工作压力:在规定的设计条件(如温度、材料、腐蚀裕量与安全系数等)下,设备或管道在正常运行中允许承受的最高压力。工程中常缩写为 MAWP,常用于压力容器、锅炉与压力管道的铭牌与检验文件中。(注:不同规范对具体判定方法与边界条件可能略有差异。)

发音(Pronunciation, IPA)

/mksmm labl wk prr/

例句(Examples)

The maximum allowable working pressure is 1.6 MPa.
最大允许工作压力为 1.6 兆帕。

Before start-up, verify that the operating pressure and temperature remain within the maximum allowable working pressure limits specified on the nameplate and in the code calculations.
开车前应确认运行压力与温度均保持在铭牌与规范计算所规定的最大允许工作压力范围内。

词源(Etymology)

这是一个工程规范术语,由三个常见词组组合而成:maximum(最大)+ allowable(允许的)+ working pressure(工作压力)。在压力设备领域,该概念随工业化与安全法规体系发展而固定下来,尤其常见于 ASME 等压力容器/锅炉规范的设计与检验语境中,用于强调“在规定条件下的最高安全工作上限”。

相关词(Related Words)

文献与常见出处(Literary / Notable Works)

  • *ASME Boiler and Pressure Vessel Code (BPVC)*(ASME《锅炉与压力容器规范》)
  • API 510 Pressure Vessel Inspection Code(API 510《压力容器检验规范》)
  • Perry’s Chemical Engineers’ Handbook(《佩里化学工程师手册》)
  • *Crane Technical Paper No. 410 (Flow of Fluids)*(Crane《流体流动技术资料》)
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