ДСТУ EN ISO 16890-2:2023 Воздушные фильтры для общей вентиляции. Часть 2. Измерение фракционной эффективности и сопротивления воздушному потоку (EN ISO 16890-2:2022, IDT; ISO 16890-2:2022, IDT)
ДСТУ EN ISO 16890-2:2023
(EN ISO 16890-2:2022, IDT; ISO 16890-2:2022, IDT)
Фільтри повітряні для загальної вентиляції. Частина 2. Вимірювання фракційної ефективності та опору повітряному потоку
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)
Contents
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
3.1 Air flow and resistance
3.2 Test device
3.3 Aerosol
3.4 Particle counter
3.5 Efficiency
3.6 Other terms
4 Symbols and abbreviated terms
4.1 Symbols
4.2 Abbreviated terms
5 General test requirements
5.1 Test device requirements
5.2 Test device installation
5.3 Test rig requirements
6 Test materials
6.1 Liquid phase aerosol
6.1.1 DiEthylHexylSebacate (DEHS) test aerosol
6.1.2 DEHS properties
6.1.3 Liquid phase aerosol generation
6.2 Solid phase aerosol
6.2.1 Potassium chloride (KCl) test aerosol
6.2.2 KCl properties
6.2.3 Solid phase aerosol generation
6.3 Reference aerosols
6.3.1 Reference aerosol for 0,3 µm to 1,0 µm
6.3.2 Reference aerosol for 1,0 µm to 10,0 µm
6.4 Aerosol loading
7 Test equipment
7.1 Test rig
7.1.1 Dimensions
7.1.2 Construction materials
7.1.3 Test rig shape
7.1.4 Test rig air supply
7.1.5 Test rig isolation
7.1.6 D/S mixing orifice
7.1.7 Aerosol sampling
7.1.8 Test rig air flow rate measurement
7.1.9 Resistance to air flow measurement
7.1.10 Test devices not measuring 610 mm × 610 mm (24.0 inches × 24.0 inches)
7.1.11 Dust injection testing
7.2 Aerosol particle counter
7.2.1 General
7.2.2 OPC sampled size range
7.2.3 OPC particle size ranges
7.2.4 Sizing resolution
7.2.5 Calibration
7.2.6 Air flow rate
7.2.7 Zero counting
7.2.8 Dual OPC(s)
7.3 Temperature, relative humidity
8 Qualification of test rig and apparatus
8.1 Schedule of qualification testing requirements
8.1.1 General
8.1.2 Qualification testing
8.1.3 Qualification documentation
8.2 Qualification testing
8.2.1 Test rig — Pressure system testing
8.2.2 OPC — Air flow rate stability test
8.2.3 OPC — Zero test
8.2.4 OPC — Sizing accuracy
8.2.5 OPC — Overload test
8.2.6 Aerosol generator — Response time
8.2.7 Aerosol generator — Neutralizer
8.2.8 Test rig — Air leakage test
8.2.9 Test rig — Air velocity uniformity
8.2.10 Test rig — Aerosol uniformity
8.2.11 Test rig — Downstream mixing
8.2.12 Test rig — Empty test device section pressure
8.2.13 Test rig — 100 % efficiency test and purge time
8.2.14 Test rig — Correlation ratio
8.3 Maintenance
8.3.1 General
8.3.2 Test rig — Background counts
8.3.3 Test rig — Reference filter test
8.3.4 Test rig — Pressure reference test
8.3.5 Test rig — Final filter resistance
9 Test methods
9.1 Air flow rate
9.2 Measurement of resistance to air flow
9.3 Measurement of fractional efficiency
9.3.1 Aerosol sampling protocol
9.3.2 Background sampling
9.3.3 Testing sequence for a single OPC
9.3.4 Testing sequence for dual OPC
10 Data reduction and calculations
10.1 Correlation ratio
10.1.1 Correlation ratio general
10.1.2 Correlation ratio data reduction
10.2 Penetration and fractional efficiency
10.2.1 Penetration and fractional efficiency general
10.2.2 Penetration data reduction
10.3 Data quality requirements
10.3.1 Correlation background counts
10.3.2 Efficiency background counts
10.3.3 Correlation ratio
10.3.4 Penetration
10.4 Fractional efficiency calculation
11 Reporting results
11.1 General
11.2 Required reporting elements
11.2.1 Report general
11.2.2 Report values
11.2.3 Report summary
11.2.4 Report details
Annex A (informative) Example
Annex B (informative) Resistance to air flow calculation
Bibliography
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