(1)

Annex II is amended as follows: (a) points 4.5.5.2.1.1. and 4.5.5.2.1.2. are replaced by the following: ‘4.5.5.2.1.1. Step 1 — Calculation of shift speeds Upshift speeds (v1→2 and vi→i + 1) in km/h during acceleration phases shall be calculated using the following formulae: Equation 2-3: Equation 2-4: , i = 2 to ng – 1 where: ‘i’ is the gear number (≥ 2) ‘ng’ is the total number of forward gears ‘Pn’ is the rated power in kW ‘mk’ is the reference mass in kg ‘nidle’ is the idling speed in min– 1 ‘s’ is the rated engine speed in min– 1 ‘ndvi’ is the ratio between engine speed in min– 1 and vehicle speed in km/h in gear ‘i’ 4.5.5.2.1.2. Downshift speeds (vi→i – 1) in km/h during cruise or deceleration phases in gears 4 (4th gear) to ng shall be calculated using the following formula: Equation 2-5: , i = 4 to ng where: i is the gear number (≥ 4) ng is the total number of forward gears Pn is the rated power in kW mk is the reference mass in kg nidle is the idling speed in min– 1 s is the rated engine speed in min– 1 ndvi-2 is the ratio between engine speed in min– 1 and vehicle speed in km/h in gear i – 2 The downshift speed from gear 3 to gear 2 (v3→2) shall be calculated using the following equation: Equation 2-6: where: Pn is the rated power in kW mk is the reference mass in kg nidle is the idling speed in min– 1 s is the rated engine speed in min– 1 ndv1 is the ratio between engine speed in min– 1 and vehicle speed in km/h in gear 1 The downshift speed from gear 2 to gear 1 (v2→1) shall be calculated using the following equation: Equation 2-7: where: ndv2 is the ratio between engine speed in min– 1 and vehicle speed in km/h in gear 2 Since the cruise phases are defined by the phase indicator, slight speed increases could occur and it may be appropriate to apply an upshift. The upshift speeds (v1→2, v2→3 and vi→i + 1) in km/h during cruise phases shall be calculated using the following equations: Equation 2-7a: Equation 2-8: Equation 2-9: , i = 3 to ng’ (b) points 6.1.1.4.2. to 6.1.1.4.7. are replaced by the following: ‘6.1.1.4.2. Hydrocarbons (HC) The mass of unburned hydrocarbons emitted by the exhaust of the vehicle during the test shall be calculated using the following formula: Equation 2-33: where: HCm is the mass of hydrocarbons emitted during the test part, in mg/km; S is the distance defined in point 6.1.1.3.; V is the total volume, defined in point 6.1.1.4.1.; dHC is the density of the hydrocarbons at reference temperature and pressure (273,2 K and 101,3 kPa); dHC = 0,631 · 103 mg/m3 for petrol (E5) (C1H1,89O0,016); = 932 · 103 mg/m3 for ethanol (E85) (C1H2,74O0,385); = 622 · 103 mg/m3 for diesel (B5) (C1Hl,86O0,005); = 649 · 103 mg/m3 for LPG (C1H2,525); = 714 · 103 mg/m3 for NG/biogas (C1H4); = mg/m3 for H2NG (with A = NG/biomethane quantity within the H2NG mixture in (volume %)). HCc is the concentration of diluted gases, expressed in parts per million (ppm) of carbon equivalent (e.g. the concentration in propane multiplied by three), corrected to take account of the dilution air by the following equation: Equation 2-34: where: HCe is the concentration of hydrocarbons expressed in parts per million (ppm) of carbon equivalent, in the sample of diluted gases collected in bag(s) A; HCd is the concentration of hydrocarbons expressed in parts per million (ppm) of carbon equivalent, in the sample of dilution air collected in bag(s) B; DiF is the coefficient defined in point 6.1.1.4.7. The non-methane hydrocarbon (NMHC) concentration is calculated as follows: Equation 2-35: CNMHC = CTHC – (Rf CH4 · CCH4) where: CNMHC = corrected concentration of NMHC in the diluted exhaust gas, expressed in ppm carbon equivalent; CTHC = concentration of total hydrocarbons (THC) in the diluted exhaust gas, expressed in ppm carbon equivalent and corrected by the amount of THC contained in the dilution air; CCH4 = concentration of methane (CH4) in the diluted exhaust gas, expressed in ppm carbon equivalent and corrected by the amount of CH4 contained in the dilution air; Rf CH4 is the FID response factor to methane as defined in point 5.2.3.4.1. 6.1.1.4.3. Carbon monoxide (CO) The mass of carbon monoxide emitted by the exhaust of the vehicle during the test shall be calculated using the following formula: Equation 2-36: where: COm is the mass of carbon monoxide emitted during the test part, in mg/km; S is the distance defined in point 6.1.1.3.; V is the total volume defined in point 6.1.1.4.1.; dCO is the density of the carbon monoxide, dCO = 1,25 · 106 mg/m3 at reference temperature and pressure (273,2 K and 101,3 kPa); COc is the concentration of diluted gases, expressed in parts per million (ppm) of carbon monoxide, corrected to take account of the dilution air by the following equation: Equation 2-37: where: COe is the concentration of carbon monoxide expressed in parts per million (ppm), in the sample of diluted gases collected in bag(s) A; COd is the concentration of carbon monoxide expressed in parts per million (ppm), in the sample of dilution air collected in bag(s) B; DiF is the coefficient defined in point 6.1.1.4.7. 6.1.1.4.4. Nitrogen oxides (NOx) The mass of nitrogen oxides emitted by the exhaust of the vehicle during the test shall be calculated using the following formula: Equation 2-38: where: NOxm is the mass of nitrogen oxides emitted during the test part, in mg/km; S is the distance defined in point 6.1.1.3.; V is the total volume defined in point 6.1.1.4.1.; is the density of the nitrogen oxides in the exhaust gases, assuming that they will be in the form of nitric oxide, = 2,05 · 106 mg/m3 at reference temperature and pressure (273,2 K and 101,3 kPa); NOxc is the concentration of diluted gases, expressed in parts per million (ppm), corrected to take account of the dilution air by the following equation: Equation 2-39: where: NOxe is the concentration of nitrogen oxides expressed in parts per million (ppm) of nitrogen oxides, in the sample of diluted gases collected in bag(s) A; NOxd is the concentration of nitrogen oxides expressed in parts per million (ppm) of nitrogen oxides, in the sample of dilution air collected in bag(s) B; DiF is the coefficient defined in point 6.1.1.4.7. Kh is the humidity correction factor, calculated using the following formula: Equation 2-40: where: H is the absolute humidity in g of water per kg of dry air: Equation 2-41: where: U is the humidity as a percentage; Pd is the saturated pressure of water at the test temperature, in kPa; Pa is the atmospheric pressure in kPa. 6.1.1.4.5. Particulate matter mass Particulate emission Mp (mg/km) is calculated by means of the following equation: Equation 2-42: where exhaust gases are vented outside the tunnel; Equation 2-43: where exhaust gases are returned to the tunnel; where: Vmix = volume V of diluted exhaust gases under standard conditions; Vep = volume of exhaust gas flowing through particulate filter under standard conditions; Pe = particulate mass collected by filter(s) in mg; S = is the distance defined in point 6.1.1.3.; Mp = particulate emission in mg/km. Where correction for the particulate background level from the dilution system has been used, this shall be determined in accordance with point 5.2.1.5. In this case, the particulate mass (mg/km) shall be calculated as follows: Equation 2-44: where exhaust gases are vented outside the tunnel; Equation 2-45: where exhaust gases are returned to the tunnel; where: Vap = volume of tunnel air flowing through the background particulate filter under standard conditions; Pa = particulate mass collected by background filter; DiF is the coefficient defined in point 6.1.1.4.7. Where application of a background correction results in a negative particulate mass (in mg/km), the result shall be considered to be zero mg/km particulate mass. 6.1.1.4.6. Carbon dioxide (CO2) The mass of carbon dioxide emitted by the exhaust of the vehicle during the test shall be calculated using the following formula: Equation 2-46: where: CO2m is the mass of carbon dioxide emitted during the test part, in g/km; S is the distance defined in point 6.1.1.3.; V is the total volume defined in point 6.1.1.4.1.; is the density of the carbon monoxide, = 1,964 · 103 g/m3 at reference temperature and pressure (273,2 K and 101,3 kPa); CO2c is the concentration of diluted gases, expressed as a percentage of carbon dioxide equivalent, corrected to take account of the dilution air by the following equation: Equation 2-47: where: CO2e is the concentration of carbon dioxide expressed as a percentage of the sample of diluted gases collected in bag(s) A; CO2d is the concentration of carbon dioxide expressed as a percentage of the sample of dilution air collected in bag(s) B; DiF is the coefficient defined in point 6.1.1.4.7. 6.1.1.4.7. Dilution factor (DiF) The dilution factor is calculated as follows: For each reference fuel, except hydrogen: Equation 2-48: For a fuel of composition CxHyOz, the general formula is: Equation 2-49: For H2NG, the formula is: Equation 2-50: For hydrogen, the dilution factor is calculated as follows: Equation 2-51: For the reference fuels contained in Appendix x, the values of ‘X’ are as follows: Table 1-8 Factor ‘X’ in formulae to calculate DiF Fuel X Petrol (E5) 13,4 Diesel (B5) 13,5 LPG 11,9 NG/biomethane 9,5 Ethanol (E85) 12,5 Hydrogen 35,03 In these equations: = concentration of CO2 in the diluted exhaust gas contained in the sampling bag, expressed in percent by volume, CHC = concentration of HC in the diluted exhaust gas contained in the sampling bag, expressed in ppm carbon equivalent, CCO = concentration of CO in the diluted exhaust gas contained in the sampling bag, expressed in ppm, = concentration of H2O in the diluted exhaust gas contained in the sampling bag, expressed in percent by volume, = concentration of H2O in the air used for dilution, expressed in percent by volume, = concentration of hydrogen in the diluted exhaust gas contained in the sampling bag, expressed in ppm, A = quantity of NG/biomethane in the H2NG mixture, expressed in percent by volume.’; (c) in point 6.1.1.5.1.1., ‘Weighting of results from UNECE regulation No 40 and regulation No 47 test cycles’ is replaced by ‘Weighting of results from ECE R40 and ECE R47 test cycles’; (d) in Appendix 1, in Table Ap 1-1, the row relating to symbol ‘DF’ is replaced by the following: ‘DiF Dilution factor —’ (e) in Appendix 2, in point 1.1., the second sentence is replaced by the following: ‘The fuel specifications in this Appendix are consistent with the reference fuel specifications in Annex 10 to UNECE regulation No 83 Revision 4 (*). (*) OJ L 42, 12.2.2014, p. 1.’;" (f) In Appendix 11, point 3.2.1.3. is replaced by the following: ‘3.2.1.3. The operating mode switch shall be positioned in accordance with the table Ap11-2. Table Ap11-2 Look-up table to determine Condition A or B depending on different hybrid vehicle concepts and on the hybrid mode selection switch position Hybrid-modes -› — Pure electric — Hybrid — Pure fuel-consuming — Hybrid — Pure electric — Pure fuel-consuming — Hybrid — Hybrid mode n (1) — Hybrid mode m (1) Battery state of charge Switch in position Switch in position Switch in position Switch in position Condition A Fully charged Hybrid Hybrid Hybrid Most electric hybrid mode (2) Condition B Min. state of charge Hybrid Fuel-consuming Fuel-consuming Most fuel-consuming mode (3)