V2EX pneumatic test

Pneumatic Test

释义 Definition

气压试验 / 气体压力试验:用压缩空气或惰性气体(常见为氮气)对容器、管道等设备加压,以检查强度与/或泄漏的试验方法。相较于液压试验(hydrostatic test),气压试验介质可压缩,风险更高,通常要求更严格的安全措施与隔离范围。

发音 Pronunciation (IPA)

/numtk tst/

例句 Examples

We will do a pneumatic test with nitrogen to check for leaks.
我们将用氮气做气压试验来检查泄漏。

Because the system can’t be filled with water, the contractor performed a pneumatic test under strict safety controls and monitored the pressure drop over time.
由于系统无法注水,承包商在严格的安全控制下进行了气压试验,并随时间监测压力下降情况。

词源 Etymology

pneumatic 来自希腊语 pneuma(“气、呼吸”),与“空气/气体、压力、气动”相关;test 源自拉丁语词根,后来引申为“检验、试验”。合起来 pneumatic test 字面即“用气体进行的试验”。

相关词 Related Words

文献与作品 Notable Works

  • ASME B31.3 Process Piping(工艺管道规范中涉及气压试验条件与要求)
  • ASME BPVC Section VIII(压力容器规范中涉及气体试验/替代试验的规定)
  • API 510 Pressure Vessel Inspection Code(检验实践中常提及气压试验与相关安全考量)
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