Abbreviations, subscripts and symbols
1 In subparagraphs .1 and .2 and in the title of table 2, the word "marine" is added
before the word "diesel".
2 In table 2, row 4 is replaced with the following:
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(H)FID
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(Heated) flame ionization detector
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Chapter 1 – General
3 In paragraph 1.3.10, the following new sentence is inserted after the first
sentence:
- "In addition, a gas-fuelled engine installed on a ship constructed on or
after 1 March 2016 or a gas-fuelled additional or non-identical replacement
engine installed on or after that date is also considered as a marine diesel
engine."
Chapter 4 – Approval for serially manufactured engines: engine family and engine
group concepts
4 In paragraph 4.3.8.2.6, after the existing bullet point "– dual fuel", a new bullet
point is added as follows:
5 After existing paragraph 4.3.8.2.10, a new paragraph 4.3.8.2.11 is added as
follows:
6 In paragraph 4.4.6.2.5, after the words "injection cam", the words "or gas valve"
are inserted.
7 In the first and second bullet points under paragraph 4.4.7.2.1, after the word
"injection", the words "or ignition" are inserted, respectively.
8 In paragraph 4.4.7.2.2, after the existing bullet point "– combustion chamber", a
new bullet point is added as follows:
Chapter 5 – Procedures for
NOX emission measurements on a test bed
9 In paragraph 5.2.1.2, after the word "engines", the words "operating on liquid or
dual fuel" are inserted.
10 The existing paragraph 5.2.1.3 is renumbered as 5.2.1.3.1 and in the renumbered
paragraph 5.2.1.3.1, after the word "engines", the words "operating on liquid or
dual fuel" are inserted.
11 A new paragraph 5.2.1.3.2 is added after the renumbered paragraph 5.2.1.3.1 as
follows:
12 In the second sentence of paragraph 5.3.3, the words "fuel injection pump" are
replaced with the word "engine".
13 In the first sentence of paragraph 5.3.4, the words "for dual fuel" are deleted.
14 In the second sentence of paragraph 5.4.2, before the word "diesel", the word
"marine" is inserted.
15 A new paragraph 5.12.3.2.3 is added as follows:
16 Paragraph 5.12.3.3 is replaced with the following:
17 Paragraph 5.12.4.1 is replaced with the following:
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"5.12.4.1 As the NOX emission depends on ambient air
conditions, the NOX concentration shall be corrected for ambient
air temperature and humidity with the factors in accordance with 5.12.4.5,
5.12.4.6 or 5.12.4.7 as applicable."
18 In paragraph 5.12.4.6, the last sentence is replaced with the following:
19 A new paragraph 5.12.4.7 is added after existing paragraph 5.12.4.6 as
follows:
Chapter 6 – Procedures for
demonstrating compliance with NOX emission limits on board
20 In the first sentence of paragraph 6.2.1.2, before the word "diesel", the word
"marine" is inserted.
21 Subparagraph 6.2.2.3.1 is replaced with the following:
22 In subparagraph 6.2.2.3.14, the word "or" is deleted.
23 At the end of subparagraph 6.2.2.3.15, the word "or" is added.
24 A new subparagraph 6.2.2.3.16 is added as follows:
25 In the third sentence of paragraph 6.3.1.4, the word "dual" is replaced with the
word "gas".
26 The footnote of table 6 is replaced with the following:
27 Paragraph 6.3.4.1 is replaced with the following:
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"6.3.4.1 Generally all emission measurements with liquid fuel shall be
carried out with the engine running on marine diesel fuel oil of an ISO
8217:2005, DM grade. Generally all emission measurements with gas fuel shall
be carried out with the engine running on gas fuel equivalent to ISO
8178-5:2008."
28 In paragraph 6.3.4.3, before the word "engine", the words "or gas-fuelled" are
inserted.
Appendix III – Specifications for analysers to be used in the determination of
gaseous components of marine diesel engine emissions
29 Subparagraph 1.2.12 is replaced with the following:
30 At the end of paragraph 3.3, a new sentence is added as follows:
31 At the end of paragraph 3.5, a new sentence is added as follows:
Appendix IV – Calibration of the analytical and measurement instruments
32 In paragraph 2.2.4, the word "bleeding" is replaced with the word "blending".
33 In paragraphs 5.3, 5.4.2, 8, 8.1.1, 8.2.2 and 8.3.2.10, the symbol "FID" is
replaced with the symbol "(H)FID", respectively.
Appendix V – Parent engine test report and test data
Section 1 – Parent engine test report
34 Rows 10, 11 and 12 of sheet 1/5 are replaced with the following:
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Static injection or ignition timing
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deg CA BTDC
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Electronic injection or ignition
control
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No:
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Yes:
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Variable injection or ignition
control
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No:
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Yes:
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35 Rows 6 and 27 of sheet 2/5 are replaced, respectively, as follows:
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Row 6:
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Fuel type to be used on
board
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Distillate/distillate or heavy
fuel/dual fuel/ gas fuel
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Row 27:
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Injection or ignition timing
(range)
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36 A new row is inserted after row 6 of sheet 2/5 as follows:
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Ignition methods
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Compression ignition/ignition by pilot
injection/ignition by spark plug or other external ignition
device
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37 The title of the table "Fuel characteristics" under sheet 3/5 is replaced with the
following:
38 A new table is added after the table of fuel characteristics under sheet 3/5 as
follows:
"Gas fuel
characteristics
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Fuel type:
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Fuel
properties
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Fuel elemental
analysis
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Methane number
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EN16726: 2015
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Carbon
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% m/m
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Lower heating value
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MJ/kg
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Hydrogen
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% m/m
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Boiling point
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°C
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Nitrogen
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% m/m
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Density at boiling
point
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kg/m3
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Oxygen
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% m/m
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Pressure at boiling
point
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bar (abs)
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Sulphur
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% m/m
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Methane, CH4
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mol%
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Ethane, C2H6
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mol%
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Propane, C3H8
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mol%
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Isobutane,
i
C4H10
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mol%
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N-Butane,
n
C4H10
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mol%
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Pentane, C5H12
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mol%
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C6+
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mol%
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CO2
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mol%
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39 Row 11 of sheet 5/5 is replaced and a footnote is added as follows:
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Fuel rack/gas admission
duration**
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mm/sec
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** Only for
engines to be tested with gas fuel"
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Section 2 – Parent engine test data to be included in the technical file
40 In the second table, currently entitled "Parent engine test fuel oil", the title
is replaced by:
Appendix VI – Calculation of exhaust gas mass flow (carbon balance
method)
41 In paragraph 2.5, the words "in case of gas mode operation of dual-fuel engine,"
are deleted.
Appendix VII – Checklist for an engine parameter check method
42 The chapeau of paragraph 1.1 is replaced with the following:
43 At the end of subparagraph 1.1.4, the word "and" is added.
44 A new subparagraph 1.1.5 is added as follows:
Appendix VIII – Implementation of the direct measurement and monitoring
method
45 At the end of paragraph 2.1.1.4, a new sentence is added as follows:
46 At the end of paragraph 2.1.1.5, a new sentence is added as follows: