LegalizeCommission Regulation (EU) 2017/2400 of 12 December 2017 implementing Regulation (EC) No 595/2009 of the European Parliament and of the Council as regards the determination of the CO2 emissions and fuel consumption of heavy-duty vehicles and amending Directive 2007/46/EC of the European Parliament and of the Council and Commission Regulation (EU) No 582/2011 (Text with EEA relevance. )
The specific fuel consumption values for the individual WHTC tests shall be weighted by the following equation:
Image omitted; see official source
where:
| n | = | the number of WHTC hot start tests without regeneration |
| | | |
| --- | --- | --- | | nr | = | the number of WHTC hot start tests with regeneration (minimum number is one test) | | | | | | --- | --- | --- | | SFCavg | = | the average specific fuel consumption from all WHTC hot start tests without regeneration [g/kWh] |
| | | |
| --- | --- | --- | | SFCavg,r | = | the average specific fuel consumption from all WHTC hot start tests with regeneration [g/kWh] |
The correction factor, CFRegPer, shall be calculated by the following equation:
Image omitted; see official source
5.4.1 Special requirements for dual-fuel engines
For dual-fuel engines the correction factor for engines equipped with exhaust after-treatment systems that are regenerated on a periodic basis in accordance with point 5.4 shall be calculated for each of the two fuels separately.
5.5 Special provisions for WHR systems
The values in subpoints 5.5.1, 5.5.2 and 5.5.3 shall only be calculated where a WHR_mech or WHR_elec system is present in the test setup. The respective values shall be calculated for mechanical and electrical net power separately.
5.5.1 Calculation of integrated E_WHR_net
This paragraph shall only apply to engines with WHR systems.
Any recorded negative values for the mechanical or electrical P_WHR_net shall be used directly and shall not be set equal to zero for the calculations of the integrated value.
The total integrated E_WHR_net over a complete testcycle or over each WHTC-sub-cycle shall be determined by integrating recorded values of mechanical or electrical P_WHR_net in accordance with the following formula:
Image omitted; see official source
where:
| E_WHRmeas, i | = | total integrated E_WHR_net over the time period from t0 to t1 |
| --- | --- | --- |
| t0 | = | time at the start of the time period |
| --- | --- | --- |
| t1 | = | time at the end of the time period |
| --- | --- | --- |
| n | = | number of recorded values over the time period from t0 to t1 |
| --- | --- | --- |
| P_WHRmeas,k [0 … n] | = | recorded mechanical or electrical P_WHR_net value at the moment t0 + k × h, over the time period from t0 to t1 in chronological order, where k runs from 0 at t0 to n at t1 |
| --- | --- | --- |
| Image omitted; see official source | = | interval width between two adjacent recorded values |
5.5.2 Calculation of specific E_WHR_net figures
The correction and balancing factors, which have to be provided as input for the simulation tool, are calculated by the engine pre-processing tool based on the measured specific E_WHR_net figures determined in accordance with points 5.5.2.1 and 5.5.2.2.
5.5.2.1 Specific E_WHR_net figures for WHTC correction factor
The specific E_WHR_net figures needed for the WHTC correction factor shall be calculated from the actual measured values for the hotstart WHTC recorded in accordance with point 4.3.3 as follows:
S_E_WHRmeas, Urban = E_WHRmeas, WHTC-Urban / Wact, WHTC-Urban
S_E_WHRmeas, Rural = E_WHRmeas, WHTC- Rural / Wact, WHTC- Rural
S_E_WHRmeas, MW = E_WHRmeas, WHTC-MW / Wact, WHTC-MW
where:
| S_E_WHR meas, i | = | Specific E_WHR_net over the WHTC-sub-cycle i [kJ/kWh] |
| --- | --- | --- |
| E_WHR meas, i | = | Total integrated E_WHR_net over the WHTC-sub-cycle i [kJ] determined in accordance with point 5.5.1 |
| --- | --- | --- |
| Wact, i | = | Total engine work over the WHTC sub-cycle i [kWh] determined in accordance with point 5.1 |
The 3 different sub-cycles of the WHTC (urban, rural and motorway) as defined in point 5.3.1.
5.5.2.2 Specific E_WHR_net figures for cold-hot emission balancing factor
The specific E_WHR_net figures needed for the cold-hot emission balancing factor shall be calculated from the actual measured values for both the hotstart and coldstart WHTC test recorded in accordance with point 4.3.3. The calculations shall be performed for both the hotstart and coldstart WHTC separately as follows:
S_E_WHRmeas, hot = E_WHRmeas, hot / Wact, hot
S_E_WHRmeas, cold = E_WHRmeas, cold / Wact, cold
where:
| S_E_WHR meas, j | = | Specific E_WHR_net over the WHTC [kJ/kWh] |
| | | |
| --- | --- | --- | | E_WHR meas, j | = | Total integrated E_WHR_net over the WHTC [kJ] determined in accordance with point 5.5.1 | | | | | | --- | --- | --- | | Wact, j | = | Total engine work over the WHTC [kWh] determined in accordance with point 5.1 |
5.5.3 WHR correction factor for engines equipped with exhaust after-treatment systems that are regenerated on a periodic basis
This correction factor shall be set to 1.;
Application of engine pre-processing tool
The engine pre-processing tool shall be executed for each engine within one engine CO2-family using the input defined in paragraph 6.1.
The output data of the engine pre-processing tool shall be the final result of the engine test procedure and shall be documented.
6.1 Input data for the engine pre-processing tool
The following input data shall be generated by the test procedures specified in this Annex and shall be the input to the engine pre-processing tool.
6.1.1 Full load curve of the CO2-parent engine
The input data shall be the engine full load curve of the CO2-parent engine of the engine CO2-family defined in accordance with Appendix 3 to this Annex and recorded in accordance with paragraph 4.3.1.
In the case that upon request of the manufacturer the provisions defined in Article 15(5) of this Regulation are applied, the engine full load curve of that specific engine recorded in accordance with paragraph 4.3.1 shall be used as input data.
The input data shall be provided in the file format of ‘comma separated values’ with the separator character being the Unicode Character ‘COMMA’ (U+002C) (‘,’). The first line of the file shall be used as a header and not contain any recorded data. The recorded data shall start from the second line of the file.
The first column of the file shall be the engine speed in min– 1 rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06. The second column shall be the torque in Nm rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06.
6.1.2 Full load curve
The input data shall be the engine full load curve of the engine recorded in accordance with paragraph 4.3.1.
The input data shall be provided in the file format of ‘comma separated values’ with the separator character being the Unicode Character ‘COMMA’ (U+002C) (‘,’). The first line of the file shall be used as a header and not contain any recorded data. The recorded data shall start from the second line of the file.
The first column of the file shall be the engine speed in min– 1 rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06. The second column shall be the torque in Nm rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06.
6.1.3 Motoring curve of the CO2-parent engine
The input data shall be the engine motoring curve of the CO2-parent engine of the engine CO2-family defined in accordance with Appendix 3 to this Annex and recorded in accordance with paragraph 4.3.2.
In the case that upon request of the manufacturer the provisions defined in Article 15(5) of this Regulation are applied, the engine motoring curve of that specific engine recorded in accordance with paragraph 4.3.2 shall be used as input data.
The input data shall be provided in the file format of ‘comma separated values’ with the separator character being the Unicode Character ‘COMMA’ (U+002C) (‘,’). The first line of the file shall be used as a header and not contain any recorded data. The recorded data shall start from the second line of the file.
The first column of the file shall be the engine speed in min– 1 rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06. The second column shall be the torque in Nm rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06.
6.1.4 Fuel consumption map of the CO2-parent engine
The input data shall be the values determined for the CO2-parent engine of the engine CO2-family defined in accordance with Appendix 3 of this Annex and recorded in accordance with point 4.3.5.
In the case that upon request of the manufacturer the provisions defined in Article 15(5) of this Regulation are applied, the values determined for that specific engine recorded in accordance with point 4.3.5 shall be used as input data.
The input data shall only consist of the average measurement values over the 30±1 seconds measurement period determined in accordance with subpoint (1) of point 4.3.5.5.
The input data shall be provided in the file format of “comma separated values” with the separator character being the Unicode Character ‘COMMA’ (U+002C) (‘,’). The first line of the file shall be used as a heading and not contain any recorded data. The recorded data shall start from the second line of the file.
The heading of each column in the first line of the file defines the expected content of the respective column.
The column for engine speed shall have the string ‘engine speed’ as heading in the first line of the file. The data values shall start from the second line of the file in min–1 rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06.
The column for torque shall have the string “torque” as heading in the first line of the file. The data values shall start from the second line of the file in Nm rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06.
The column for fuel massflow shall have the string “massflow fuel 1” as heading in the first line of the file. The data values shall start from the second line of the file in g/h rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06.
6.1.4.1 Special requirements for dual-fuel engines
The column for fuel massflow of the second fuel measured shall have the string ‘massflow fuel 2’ as heading in the first line of the file. The data values shall start from the second line of the file in g/h rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06.
6.1.4.2 Special requirements for engines equipped with a WHR system
Where the WHR system is of the type “WHR_mech” or “WHR_elec”, the input data shall be extended with the values for the mechanical P_WHR_net for WHR_mech systems or with the values for the electrical P_WHR_net for WHR_elec systems recorded in accordance with point 4.3.5.3.1.
The column for the mechanical P_WHR_net shall have the string “WHR mechanical power” and the column for the electrical P_WHR_net shall have the string “WHR electrical power” as heading in the first line of the file. The data values shall start from the second line of the file in W rounded to the nearest whole number in accordance with ASTM E 29-06.
6.1.5 Specific fuel consumption figures for WHTC correction factor
The input data shall be the three values for specific fuel consumption over the different sub-cycles of the WHTC – urban, rural and motorway – in g/kWh determined in accordance with paragraph 5.3.1.
The values shall be rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06.
6.1.5.1 Special requirements for dual-fuel engines
The three values determined in accordance with point 6.1.5 corresponding to the respective fuel type used as input for the column ‘massflow fuel 1’ in accordance with point 6.1.4 shall be the input data under the tab ‘Fuel 1’ in the GUI.
The three values determined in accordance with point 6.1.5 corresponding to the respective fuel type used as input for the column ‘massflow fuel 2’ in accordance with point 6.1.4.1 shall be the input data under the tab ‘Fuel 2’ in the GUI.
6.1.6 Specific fuel consumption figures for cold-hot emission balancing factor
The input data shall be the two values for specific fuel consumption over the hotstart and coldstart WHTC in g/kWh determined in accordance with paragraph 5.3.2.
The values shall be rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06.
6.1.6.1 Special requirements for dual-fuel engines
The values determined in accordance with point 6.1.6 corresponding to the respective fuel type used as input for the column ‘massflow fuel 1’ in accordance with point 6.1.4 shall be the input data under the tab ‘Fuel 1’ in the GUI.
The values determined in accordance with point 6.1.6 corresponding to the respective fuel type used as input for the column ‘massflow fuel 2’ in accordance with point 6.1.4.1 shall be the input data under the tab ‘Fuel 2’ in the GUI.
6.1.7 Correction factor for engines equipped with exhaust after-treatment systems that are regenerated on a periodic basis
The input data shall be the correction factor CFRegPer determined in accordance with paragraph 5.4.
For engines equipped with exhaust after-treatment systems with continuous regeneration, defined in accordance with paragraph 6.6.1 of Annex 4 to UN/ECERegulation 49 Rev.06, this factor shall be set to 1 in accordance with paragraph5.4.
The value shall be rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06.
6.1.7.1 Special requirements for dual-fuel engines
The values determined in accordance with point 6.1.7 corresponding to the respective fuel type used as input for the column ‘massflow fuel 1’ in accordance with point 6.1.4 shall be the input data under the tab ‘Fuel 1’ in the GUI.
The values determined in accordance with point 6.1.7 corresponding to the respective fuel type used as input for the column ‘massflow fuel 2’ in accordance with point 6.1.4.1 shall be the input data under the tab ‘Fuel 2’ in the GUI.
6.1.8 NCV of test fuel
The input data shall be the NCV of the test fuel in MJ/kg determined in accordance with paragraph 3.2.
The value shall be rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06.
6.1.8.1 Special requirements for dual-fuel engines
The value determined in accordance with point 6.1.8 corresponding to the respective fuel type used as input for the column ‘massflow fuel 1’ in accordance with point 6.1.4 shall be the input data under the tab ‘Fuel 1’ in the GUI.
The value determined in accordance with point 6.1.8 corresponding to the respective fuel type used as input for the column ‘massflow fuel 2’ in accordance with point 6.1.4.1 shall be the input data under the tab ‘Fuel 2’ in the GUI.
6.1.9 Type of test fuel
The input data shall be the type of the test fuel selected in accordance with paragraph 3.2.
In case of a diesel engine tested with a reference fuel type of B100 in accordance with point 3.2, ‘Diesel B100 CI’ shall be the input to the engine pre-processing tool
6.1.9.1 Special requirements for dual-fuel engines
The type of the test fuel corresponding to the respective fuel type used as input for the column ‘massflow fuel 1’ in accordance with point 6.1.4 shall be the input data under the tab ‘Fuel 1’ in the GUI.
The type of the test fuel corresponding to the respective fuel type used as input for the column ‘massflow fuel 2’ in accordance with point 6.1.4.1 shall be the input data under the tab ‘Fuel 2’ in the GUI.
6.1.10 Engine idle speed of the CO2-parent engine
The input data shall be the engine idle speed, nidle, in min– 1 of the CO2-parent engine of the engine CO2-family defined in accordance with Appendix 3 to this Annex as declared by the manufacturer in the application for certification in the information document drawn up in accordance with the model set out in Appendix 2.
In the case that upon request of the manufacturer the provisions defined in Article 15(5) of this Regulation are applied, the engine idle speed of that specific engine shall be used as input data.
The value shall be rounded to the nearest whole number in accordance with ASTM E 29-06.
6.1.11 Engine idle speed
The input data shall be the engine idle speed, nidle, in min– 1 of the engine as declared by the manufacturer in the application for certification in the information document drawn up in accordance with the model set out in Appendix 2 to this Annex.
The value shall be rounded to the nearest whole number in accordance with ASTM E 29-06.
6.1.12 Engine displacement
The input data shall be the displacement in ccm of the engine as declared by the manufacturer at the application for certification in the information document drawn up in accordance with the model set out in Appendix 2 to this Annex.
The value shall be rounded to the nearest whole number in accordance with ASTM E 29-06.
6.1.13 Engine rated speed
The input data shall be the rated speed in min– 1 of the engine as declared by the manufacturer at the application for certification in point 3.2.1.8. of the information document in accordance with Appendix 2 to this Annex.
The value shall be rounded to the nearest whole number in accordance with ASTM E 29-06.
6.1.14 Engine rated power
The input data shall be the rated power in kW of the engine as declared by the manufacturer at the application for certification in point 3.2.1.8. of the information document in accordance with Appendix 2 to this Annex.
The value shall be rounded to the nearest whole number in accordance with ASTM E 29-06.
6.1.15 Manufacturer
The input data shall be the name of the engine manufacturer as a sequence of characters in ISO8859-1 encoding.
6.1.16 Model
The input data shall be the name of the engine model as a sequence of characters in ISO8859-1 encoding.
6.1.17 Certification Number
The input data shall be the certification number of the engine as a sequence of characters in ISO8859-1 encoding.
6.1.18 Dual-fuel
In the case of a dual-fuel engine, the checkbox “Dual-fuel” in the GUI shall be set to active.
6.1.19 WHR_no_ext
In the case of an engine with a WHR_no_ext system, the checkbox “MechanicalOutputICE” in the GUI shall be set to active.
6.1.20 WHR_mech
In the case of an engine with a WHR_mech system, the checkbox “MechanicalOutputDrivetrain” in the GUI shall be set to active.
6.1.21 WHR_elec
In the case of an engine with a WHR_elec system, the checkbox “ElectricalOutput” in the GUI shall be set to active.
6.1.22 Specific E_WHR_net figures for WHTC correction factor for WHR_mech systems
In the case of an engine with a WHR_mech system, the input data shall be the three values for specific E_WHR_net over the different sub-cycles of the WHTC – urban, rural and motorway – in kJ/kWh determined in accordance with point 5.5.2.1.
The values shall be rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06 and shall be the input under the respective fields in the tab “WHR Mechanical” in the GUI.
6.1.23 Specific E_WHR_net figures for cold-hot emission balancing factor for WHR_mech systems
In the case of an engine with a WHR_mech system, the input data shall be the two values for specific E_WHR_net over the hotstart and coldstart WHTC in kJ/kWh determined in accordance with point 5.5.2.2.
The values shall be rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06 and shall be the input under the respective fields in the tab “WHR Mechanical” in the GUI.
6.1.24 Specific E_WHR_net figures for WHTC correction factor for WHR_elec systems
In the case of an engine with a WHR_ elec system, the input data shall be the three values for specific E_WHR_net over the different sub-cycles of the WHTC – urban, rural and motorway – in kJ/kWh determined in accordance with point 5.5.2.1.
The values shall be rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06 and shall be the input under the respective fields in the tab “WHR Electrical” in the GUI.
6.1.25 Specific E_WHR_net figures for cold-hot emission balancing factor for WHR_ elec systems
In the case of an engine with a WHR_ elec system, the input data shall be the two values for specific E_WHR_net over the hotstart and coldstart WHTC in kJ/kWh determined in accordance with point 5.5.2.2.
The values shall be rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06 and shall be the input under the respective fields in the tab “WHR Electrical” in the GUI.
6.1.26 WHR correction factor for engines equipped with exhaust after-treatment systems that are regenerated on a periodic basis
The input data shall be the correction factor determined in accordance with point 5.5.3.
The value shall be rounded to 2 places to the right of the decimal point in accordance with ASTM E 29-06 and shall be the input under the respective field in the tab “WHR Electrical” for an engine with a WHR_ elec system and in the tab “WHR Mechanical” for an engine with a WHR_mech system in the GUI.
Appendix 1
MODEL OF A CERTIFICATE OF A COMPONENT, SEPARATE TECHNICAL UNIT OR SYSTEM
Maximum format: A4 (210 × 297 mm)
CERTIFICATE ON CO2 EMISSIONS AND FUEL CONSUMPTION RELATED PROPERTIES OF AN ENGINE FAMILY
| Communication concerning: — granting (1) — extension (1) — refusal (1) — withdrawal (1) | Administration stamp |
of a certificate on CO2 emission and fuel consumption related properties of an engine family in accordance with Commission Regulation (EU) 2017/2400.
Commission Regulation (EU) 2017/2400 as last amended by ….
Certification number:
Hash:
Reason for extension:
SECTION I
- 0.1. Make (trade name of manufacturer):
- 0.2. Type:
- 0.3. Means of identification of type
- 0.3.1. Location of the certification marking:
- 0.3.2 Method of affixing certification marking:
- 0.5. Name and address of manufacturer:
- 0.6. Name(s) and address(es) of assembly plant(s):
- 0.7. Name and address of the manufacturer's representative (if any)
SECTION II
-
- Additional information (where applicable): see Addendum
-
- Approval authority responsible for carrying out the tests:
-
- Date of test report:
- 4. Number of test report:
- 5. Remarks (if any): see Addendum
- 6. Place:
-
- Date:
-
- Signature:
Attachments:
Information package. Test report.
Appendix 2
Engine Information Document
Notes regarding filling in the tables:
Letters A, B, C, D, E corresponding to engine CO2-family members shall be replaced by the actual engine CO2-family members' names.
In case when for a certain engine characteristic same value/description applies for all engine CO2-family members the cells corresponding to A-E shall be merged.
In case the engine CO2-family consists of more than 5 members, new columns may be added.
The ‘Appendix to information document’ shall be copied and filled in for each engine within an CO2-family separately.
Explanatory footnotes can be found at the very end of this Appendix.
| CO2-parent engine | Engine CO2-family members | Engine CO2-family members | Engine CO2-family members | Engine CO2-family members | Engine CO2-family members | |||
|---|---|---|---|---|---|---|---|---|
| CO2-parent engine | A | B | C | D | E | |||
| 0. | General | General | General | General | General | General | General | |
| 0.l. | Make (trade name of manufacturer) | CO2-parent engine | ||||||
| 0.2. | Type | |||||||
| 0.2.1. | Commercial name(s) (if available) | |||||||
| 0.5. | Name and address of manufacturer | |||||||
| 0.8. | Name(s) and address (es) of assembly plant(s) | |||||||
| 0.9. | Name and address of the manufacturer's representative (if any) |
PART 1
Essential characteristics of the (parent) engine and the engine types within an engine family
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