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BS ISO 8178-2:2021 – TC:2022 Edition

BS ISO 8178-2:2021 – TC:2022 Edition

$280.87

Tracked Changes. Reciprocating internal combustion engines. Exhaust emission measurement – Measurement of gaseous and particulate exhaust emissions under field conditions

Published By Publication Date Number of Pages
BSI 2022 168
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PDF Catalog

PDF Pages PDF Title
1 30452423
97 A-30426009
98 National foreword
103 Foreword
105 1 Scope
2 Normative references
106 3 Terms, definitions, symbols and abbreviated terms
3.1 Terms and definitions
107 3.2 Symbols
3.2.1 General symbols
3.2.2 Symbols for measured chemical components
108 3.3 Abbreviated terms
4 Discrete-mode steady-state tests in the field when it is intended to either conduct measurements at a single operating point or conduct a weighted cycle-based test
4.1 General
4.2 Test conditions
4.2.1 General requirements
4.2.2 Engine test conditions
109 4.2.3 Power
4.2.4 Engine air intake system
4.2.5 Charge air cooler
4.2.6 Engine exhaust system
110 4.2.7 Engines with exhaust after-treatment systems
4.2.8 Crankcase emissions
4.2.9 Cooling system
4.2.10 Lubricating oil
4.2.11 Test fuels
4.3 Installation of sampling probes and equipment
111 4.4 Measurement equipment and data to be measured
4.4.1 General
4.4.2 Zirconium dioxide (ZRDO) NOx analyser
112 4.4.3 Alternative measurement procedures
4.4.4 Torque and speed
4.4.5 Exhaust gas flow
113 4.4.6 Accuracy of the data to be measured
4.4.7 Determination of the gaseous components
4.4.8 Determination of the particulates
114 4.5 Running conditions
4.5.1 Test cycles
4.5.2 Preparation of the engine
4.6 Test run
4.6.1 General
4.6.2 PM measurement
4.6.3 Dilution air for particulate measurement
115 4.6.4 Test sequence
4.6.5 Gas analyser drift validation and correction
4.6.6 Emissions evaluation and calculation
4.6.7 Test report
5 Measurement of gaseous emissions performance of engines during typical in-service operation under field conditions using portable emission measurement systems (PEMS)
5.1 Test conditions
5.1.1 General requirements
116 5.1.2 Selection of engine for assessment of design performance
5.1.3 Machinery operation
117 5.1.4 Ambient conditions
5.1.5 Lubricating oil, fuel and reagent
5.1.6 Operating sequence
5.2 Data sampling methods
5.2.1 Continuous data sampling
5.2.2 Combined data sampling
118 5.2.3 Temporary signal loss
5.3 ECU data stream
5.3.1 General
119 5.3.2 Verification of availability and conformity of information
5.4 Test procedures
5.5 Data pre-processing
5.6 Determination of working events
5.6.1 General
5.6.2 Combining operating sequences
5.7 Test data availability
5.8 Calculations
5.8.1 General
5.8.2 Engines without communication interface
120 5.9 Test report
5.10 Instantaneous measured data file and instantaneous calculated data file
5.11 Overview of measurement and evaluation sequence
122 Annex A (normative) Portable Emissions Measurement System (PEMS)
124 Annex B (normative) Test procedure for gaseous emission measurement with a PEMS
131 Annex C (normative) Determination of reference work and CO2 for engines for which the applicable bench test cycle is solely NRSC
133 Annex D (normative) Data pre-processing for gaseous pollutant emissions calculations
138 Annex E (normative) Algorithm for the determination of working events during in-service testing
144 Annex F (normative) Determination of the instantaneous proxy power from CO2 mass flow rate
146 Annex G (normative) Gaseous pollutant emissions calculations
153 Annex H (normative) Conformity of the ECU torque signal
154 Annex I (normative) ECU data stream information requirements
156 Annex J (informative) Test report for in-service testing
163 Annex K (normative) Performance specifications, calibration and response factor for Zirconium Dioxide (ZRDO) NOx analyser
165 Bibliography

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BS ISO 8178-2:2021 - TC
$280.87