BS ISO 19438:2023

$167.15

Diesel fuel and petrol filters for internal combustion engines. Filtration efficiency using particle counting and contaminant retention capacity

Published By	Publication Date	Number of Pages
BSI	2023	36

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Categories: 43.060.40 - Fuel systems, BSI

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Description

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PDF Pages	PDF Title
2	National foreword
6	Foreword
7	Introduction
9	1 Scope 2 Normative references 3 Terms and definitions
10	4 Symbols 5 Test apparatus and materials 5.1 Test apparatus 5.1.1 Test rig
12	5.1.2 On line dilution and particle counting system
13	5.2 Test materials 5.2.1 Test contaminant 5.2.2 Test fluid 6 Accuracy of measuring instruments and test conditions 7 Test rig validation 7.1 General
14	7.2 Validation of the on line dilution and particle counting system 7.3 Validation of filter test circuit 7.4 Validation of contaminant injection circuit
15	8 Preliminary preparation 8.1 Test filter assembly 8.2 Contaminant injection circuit
17	8.3 Filter test circuit 9 Test procedure 9.1 Initial procedure
18	9.2 Filter test
19	10 Calculation and reporting of test results 10.1 Test report
20	10.2 Calculation 10.2.1 General 10.2.2 Gravimetric levels 10.2.3 Filtration efficiencies
21	10.2.4 Filter ratings 10.2.5 Injected mass of contaminant 10.2.6 Non-retained mass of contaminant
22	10.2.7 Retained filter capacity
23	Annex A (normative) Specification of test fluid for filter test
24	Annex B (informative) Typical filter test report, presentation of test results
29	Annex C (normative) Example filter efficiency calculations
33	Annex D (informative) Effect of dust cake filtration on filter capacity
35	Bibliography

Additional information

Status	Definitive
Pages	36
Publication Date	2023-02-15
ISBN	978 0 539 16514 2
Standard Number	BS ISO 19438:2023
Title	Diesel fuel and petrol filters for internal combustion engines. Filtration efficiency using particle counting and contaminant retention capacity
Identical National Standard Of	ISO 19438
Replaces	BS ISO 19438:2003
Descriptors	Petroleum products, Engine components, Contaminants, Performance testing, Filters, Particulate materials, Efficiency, Counting, Engine fuel systems, Filtration, Constant flow rates, Gasoline, Vehicle components, Internal combustion engines, Differential pressure, Volume, Fuel filters, Diesel fuels
Publisher	BSI
Committee	MCE/22
ICS Codes	43.060.40 - Fuel systems

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BS ISO 19438:2023

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