et

nullvoog

1 substantive

Terminological databases

Metroloogia terminibaas

ID 1152095 Last modified 29.12.2025
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Domain metrologymeasuring procedures
  • arvesti näit vedeliku seisuajal, st vedeliku voo nii aksiaalne kui ka mitteaksiaalne kiiruse komponent on sisuliselt null
  • meter reading when the fluid is at rest, i.e. both axial and non-axial velocity components are essentially zero
  • gas meter totalization shall not change when the flow rate is zero, while the installation conditions free from pulsations
nullvoog
Usage examples
  • Nullvoo kalibreerimistest näitab ainult seda, et arvesti minimaalne funktsionaalsus on pärast paigaldamist säilinud.
  • Nullvoo nõue viitab statsionaarsetele töötingimustele, kuid ei viita gaasiarvesti toimele muutunud voomahu suhtes.
zero flow
Usage examples
  • The zero flow calibration test only demonstrates that minimum functionality of the flow meter has been maintained after installation.
  • The requirement of zero flow refers to stationary operating conditions. This condition does not refer to the response of the gas meter to changed flow rates.

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