• - Inleakage Test Service

  Testing the ventilation performance of industrial buildings and evaluating operator’s habitability in the control room of a nuclear power plant.

  • 
    Ventilation
  • 
    Measurement
  • 
    KOLAS
• 

• Test Method

  ASTM E 741-11 :
  Testing method and procedure for internal facility using tracer gas

  1. Concentration reduction method → Isolation mode(in case of chemical accident) test
  2. A certain amount of injection method→ Pressurized mode (in case of radiation accident) test

  ASTM E 2029-11 :
  Flow measurement using tracer gas dilution method

  KS L ISO 12569:2006
  Building Thermal Performance-Measure ventilation in buildings-tracer gas dilution method

• KOLAS recognition range

  SF6 : (0.06~88.10)mg/m³

Test STEP

• STEP. 01

  Sample volume calculation

• STEP. 02

  Determination of tracer gas injection flow rate

• STEP. 03

  Concentration homogenization after injection of tracer gas

• STEP. 04

  Concentration sampling

• STEP. 05

  Air exchange rate and exchange volume calculation

• STEP. 06

  Measurement uncertainty calculation

Measuring equipment using photoacoustic spectroscopy