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BS ISO 23828:2022

BS ISO 23828:2022

$189.07

Fuel cell road vehicles. Energy consumption measurement. Vehicles fuelled with compressed hydrogen

Published By Publication Date Number of Pages
BSI 2022 46
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PDF Catalog

PDF Pages PDF Title
2 National foreword
7 Foreword
9 1 Scope
2 Normative references
3 Terms and definitions
11 4 Symbols and abbreviated terms
12 5 Hydrogen measurement accuracy
6 Hydrogen consumption measurement
6.1 General
6.2 Pressure method
6.3 Gravimetric method
13 6.4 Flow method
7 Fuel consumption test
7.1 Test conditions
7.1.1 General
7.1.2 Ambient temperature
7.1.3 Vehicle conditions
14 7.1.4 Chassis dynamometer conditions
7.2 Test instrumentation
15 7.3 Charging of the RESS of externally chargeable FCHEV
7.3.1 Application of a normal charge
16 7.3.2 Charging the RESS and measuring energy
7.4 Hydrogen consumption tests
7.4.1 General
7.4.2 Vehicle preconditioning
7.4.3 Vehicle soak
7.4.4 Vehicle movement to the test room
7.5 Measurement and calculation over applicable driving test (ADT)
7.5.1 CD state
7.5.2 CS state
17 7.6 Correction of the test results for FCHEV
7.6.1 General
7.6.2 Allowable range of RESS energy balance
7.6.3 Correction procedure by correction coefficient
8 Calculation of driving range
8.1 Non-externally chargeable FCHEV
18 8.2 Externally chargeable FCHEV
9 Calculation of contribution of electricity and hydrogen for the driving range
10 Presentation of results
20 Annex A (normative) Pressure method
22 Annex B (normative) Gravimetric method
24 Annex C (normative) Flow method
26 Annex D (informative) Current method
28 Annex E (informative) Determination of tank surface temperature measuring points
32 Annex F (informative) Test results of hydrogen and electric energy consumption and driving range of test vehicle
34 Annex G (normative) Calculation of allowable range of RESS energy change
35 Annex H (normative) Linear correction method using a correction coefficient
37 Annex I (normative) Usable amount of hydrogen of FCV and FCHEV
39 Annex J (normative) Test conditions and instrumentation for CD state
40 Annex K (informative) Calculation of electricity and hydrogen contribution
43 Annex L (informative) Fuel consumption measurement by vehicle refuelling
45 Bibliography

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BS ISO 23828:2022
$189.07