V2EX rated pressure

Rated Pressure

释义 Definition(中文)

额定压力:设备、管道、阀门或容器在规定温度与工况下,设计允许长期安全承受的最大工作压力(常用于铭牌/规格书)。在工程语境中,它强调“按标准评定的上限”,不等同于瞬时极限或爆破压力。

发音 Pronunciation(IPA)

/retd prr/

例句 Examples

The valve has a rated pressure of 10 bar.
这个阀门的额定压力是10巴。

Always check the rated pressure and temperature limits before installing the hose, because misuse can cause leaks or failure.
安装软管前务必检查额定压力和温度上限,因为使用不当可能导致泄漏或失效。

词源 Etymology(中文)

rated 来自 rate(评定、定级),含义是“按标准评定过的”;pressure 来自拉丁语 pressura(压迫、压力)。合在一起,rated pressure 就是“按规范/标准评定的压力等级(上限)”,常见于机械、流体、化工与电力设备参数。

相关词 Related Words

文献与作品 Literary / Notable Works(出现语境)

  • **ASME Boiler and Pressure Vessel Code (BPVC)**(美国机械工程师协会《锅炉与压力容器规范》)
  • **ISO 4126 (Safety devices for protection against excessive pressure)**(ISO 4126《防止超压的安全装置》)
  • **API 6A (Specification for Wellhead and Christmas Tree Equipment)**(API 6A《井口与采油树设备规范》)
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