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GB 15097-2016 English PDF (GB15097-2016)

GB 15097-2016 English PDF (GB15097-2016)

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GB 15097-2016: Limits and measurement methods for exhaust pollutants from marine engines (CHINA ???, ???)

This standard specifies the emission limits and measurement methods for the exhaust pollutants of compression ignition engines and ignition gas fuel (including diesel and natural gas dual fuel) engines (hereinafter referred to as: marine engines) used for ships. This standard is applicable to the type test, production consistency inspection, durability requirements of category 1 and category 2 marine engines (including main engines and auxiliary engines) which have a rated net power greater than 37 kW for inland vessels, coastal vessels, river-sea ships, channel ships and fishing ships. This standard also stipulates the emission requirements for ships and marine engines after rebuilding.
GB 15097-2016
NATIONAL STANDARD OF THE
PEOPLE REPUBLIC OF CHINA
Replacing GB/T 15097-2008
Limits and measurement methods for exhaust
pollutants from marine engines (CHINA I, II)
ISSUED ON: AUGUST 22, 2016
IMPLEMENTED ON: JULY 01, 2018
Issued by: Ministry of Environmental Protection;
General Administration of Quality Supervision, Inspection and
Quarantine.
Table of Contents
Foreword ... 3
1 Scope ... 5
2 Normative references ... 5
3 Terms and definitions ... 6
4 Type test and test information disclosure ... 10
5 Technical requirements and tests ... 11
6 Provisions on the control of sulfur oxide emissions from ships ... 15 7 Production consistency inspection ... 15
8 Marine engine?€?s label ... 18
9 Determine the parameters of marine engine family ... 19
10 Selection of parent engine ... 21
11 Implementation of standards ... 21
Appendix A (Normative) Type test related information ... 23
Appendix B (Normative) Test procedure ... 38
Appendix C (Normative) Gas and particulate matter sampling system ... 79 Appendix D (Normative) Technical requirements of benchmark diesel 1) ... 110 Appendix E (Normative) Equipment and accessories required for testing of marine engine?€?s net power ... 112
Appendix F (Normative) Type test results ... 115
Appendix G (Normative) Production consistency ... 119
Appendix H (Normative) Requirements for rebuilding of marine engine ... 121 Appendix I (Informative) Abbreviations, symbols and units ... 125
Appendix J (Informative) References ... 128
Limits and measurement methods for exhaust
pollutants from marine engines (CHINA I, II)
1 Scope
This standard specifies the emission limits and measurement methods for the exhaust pollutants of compression ignition engines and ignition gas fuel (including diesel and natural gas dual fuel) engines (hereinafter referred to as: marine engines) used for ships.
This standard is applicable to the type test, production consistency inspection, durability requirements of category 1 and category 2 marine engines (including main engines and auxiliary engines) which have a rated net power greater than 37 kW for inland vessels, coastal vessels, river-sea ships, channel ships and fishing ships. This standard also stipulates the emission requirements for ships and marine engines after rebuilding.
This standard does not apply to emergency marine engines used for ships, marine engines installed on lifeboats, marine engines on any equipment or devices used only in emergency situations.
Category 3 marine engines implement the requirements of GD 01.
Marine engines which have a rated net power not exceeding 37 kW implement the GB 20891 standard.
2 Normative references
The contents of this standard refer to the following documents or their clauses. For the cited documents without dates, the valid version applies to this standard. GB 252 General diesel fuels
GB 20891 Limits and measurement methods for exhaust pollutants from
diesel engines of non-road mobile machinery
GB/T 6072.3-2008 Reciprocating internal combustion engines -
Performance - Part 3: Test measurements
GB/T 6379.2-2004 Accuracy (trueness and precision) of measurement
methods and results - Part 2: Basic method for the determination of
3.6
Category 1 marine engine
Marine engines which have a rated net power greater than or equal to 37 kW and a single cylinder displacement of less than 5 L.
3.7
Category 2 marine engine
Marine engines which have a single cylinder displacement greater than or equal to 5 L and less than 30 L.
3.8
Category 3 marine engine
Marine engines which have a single cylinder displacement greater than or equal to 30 L.
3.9
Dual fuel marine engine
Marine engines which burn either gas fuel or fuel oil, or burn both fuel oil and gas fuel.
3.10
Type test
A type finalization test carried out for the trial-produced new product after finishing the design of a marine engine type, for the purposes of verifying whether the product meets the technical requirements of this standard.
3.11
Marine engine type
The same category of marine engines with no difference in the basic
characteristic parameters as listed in Appendix AA.
3.12
Marine engine family
A group of marine engines with similar exhaust characteristics designed by the manufacturer in accordance with the provisions of Appendix AB. All
3.19
Rated speed
Refers to the speed at rated power output indicated on the marine engine's nameplate and technical document.
3.20
Percent load
The percentage of the maximum torque that can be obtained at a certain
speed of the marine engine.
3.21
Intermediate speed
For marine engines designed to work at non-constant speeds, when
operating according to the full load torque curve, the speed that meets one of the following conditions:
- If the calibrated maximum torque speed is between 60 ~ 75% of the rated speed, the intermediate speed takes the calibrated maximum torque speed; - If the calibrated maximum torque speed is lower than 60% of the rated speed, the intermediate speed takes 60% of the rated speed;
- If the calibrated maximum torque speed is higher than 75% of the rated speed, the intermediate speed takes 75% of the rated speed.
3.22
Useful life
As specified in clause 5.2.3 of this standard, the service time as confirmed during type test that can guarantee the normal operation of the marine
engine's emission control system and complies with the relevant emission limits of gaseous pollutants and particulate matter.
3.23
Rebuilding marine engine
Dismantle, inspect and/or replace parts of the marine engine or part of marine engine system, reassemble the marine engine or marine engine
system, to increase the life of the marine engine.
3.24
4.4 Exemption for type test
For marine engines with special purposes such as export, exhibition, rescue, emergency, matching test, etc., it may submit an application to the competent department to be exempted from type test. The information submitted to the competent authority shall include model, power, manufacturer, use, emission standard stage reached, quantity and production date.
5 Technical requirements and tests
5.1 General
The manufacturer shall take technical measures to ensure that the marine engine's emission control system operates normally under the normal working conditions and within the specified service life; the pollutant emission meets the requirements of this standard.
Without the type test, it shall not make any modification on the pollution control technical measures or devices (such as fuel system, electronic control system or after-treatment system, etc.) of the manufacturer that may affect emissions. 5.2 Provisions for exhaust pollutants
5.2.1 Test procedures and sampling system
The measurement and sampling procedures of marine engine?€?s exhaust
pollutants are carried out in accordance with the provisions of Annex BA in Appendix B. The test cycle is carried out in accordance with the provisions of Table B.1, or Table B.2, or Table B.3, or Table B.4, or Table B.5 in Appendix B. Exhaust pollutants from marine engines shall be measured using the system described in Appendix C.
If other systems or analyzers are approved to obtain the following equivalent results to the test system specified in Appendix C, they can also be used: - The system used to measure gaseous pollutants in the original exhaust gas (see Appendix C, Figure C.1);
- The system used to measure gaseous pollutants in the full-flow dilution system (see Appendix C, Figure C.2);
- The system used to measure particulate matter in a full-flow dilution system, which is used in the single filter paper (using a pair of filter papers throughout the test cycle) method or multiple filter paper (using a pair of filter papers per working condition) method (see Appendix C, Figure C.12). The marine engine installed on the ship shall meet the following requirements for characteristics during the type test of the marine engine:
5.3.1 The intake air pressure drop shall not exceed the pressure drop specified in Annex AA.1.17 for engines that have been type-tested.
5.3.2 The exhaust back pressure shall not exceed the back pressure specified in Annex AA.1.18 for engines that have been type-tested.
5.3.3 The position and reference distance of the exhaust after-treatment device in the exhaust pipeline shall meet the requirements of Annex AA.2.
6 Provisions on the control of sulfur oxide emissions
from ships
6.1 Inland vessels, river-sea ships and fishing ships operating in inland rivers shall use diesel fuel that complies with GB 252.
6.2 For coastal vessels, channel ships and fishing ships operating in offshore areas, if marine fuel oil is required for the design of marine engine, it shall use the low-sulfur marine fuel oil complying with national standards and regulations; for ships with pollution control devices, if its sulfur dioxide (SO2) emissions do not exceed the use of low-sulfur marine fuels, it may use other fuels and the ship shall be clearly marked.
6.3 For the ships covered by this standard, if the design of the installed marine engine requires the use of other fuels (such as NG fuel and mixed fuel, etc.), it shall use the commercial fuels that meet the standard.
7 Production consistency inspection
Manufacturers shall take measures in accordance with the requirements of Appendix G, to ensure production consistency. The measured values of
engine?€?s gaseous pollutants and particulate matter in the production
consistency inspection shall be corrected according to the actual deterioration coefficient (or deterioration correction value).
7.1 General requirements
7.1.1 For the marine engine type (or family) that has been officially put into production after the type test, the manufacturer must take measures to ensure that the relevant information of the marine engine it produces is consistent with the information of the type test (Appendix A) of the marine engine type (or family).
8 Marine engine?€?s label
8.1 The marine engine manufacturer shall fix a label to each marine engine during production. The label shall meet the following requirements:
a) The label cannot be removed without destroying the label or damaging the appearance of the marine engine;
b) It is legible throughout the life of the marine engine;
c) It is fixed on the parts required for the normal operation of the marine engine, which shall not need to be replaced during the entire lifetime of the marine engine;
d) The position of the label shall be clearly visible when the marine engine is installed on the ship.
8.2 After the marine engine is installed on the ship, if the marine engine?€?s label becomes inconspicuous due to the mechanical cover, the marine engine
manufacturer shall provide the ship manufacturer with an additional label. The attached label shall meet the following requirements:
a) The label cannot be removed without destroying the label or damaging the appearance of the marine engine;
b) It is fixed on the parts required for the normal operation of the marine engine, which shall not need to be replaced during the entire lifetime of the marine engine.
8.3 The label shall contain the following information:
a) The power stage and limit stage corresponding to the marine engine;
b) The model, family name, power parameters of marine engine;
c) Marine engine?€?s production date: year, month and day ("day" is optional. If the production date has been marked on other parts of the marine
engine, the label need not indicating it repeatedly);
d) The full name of the marine engine manufacturer;
e) The type of fuel used by marine engines (e.g.: diesel, marine distillate, NG, etc.);
f) The type of aftertreatment device (e.g. selective catalytic reduction device, exhaust gas washing equipment, particulate trap, etc.) shall be indicated for those with aftertreatment device;
exceed 15%
9.5 Intake method
- Normally aspirated
- Boosted
- Turbocharged
9.6 Combustion chamber type
- Separated combustion chamber
- Open combustion chamber
9.6 Valves and airways - Structure, size and number
- Cylinder head
- Cylinder liner
- Crankcase
9.7 Fuel injection system
- Combined pump-tube-nozzle system
- Inline pump
- Distribution pump
- Single pump
- Pump nozzle
9.8 Fuel supply system (gas engine):
- Mixing unit
- Gas inhalation/injection (single point, multiple points)
- Liquid jet (single point, multiple points)
9.9 Ignition system (gas engine)
9.10 Other features
- Exhaust gas recirculation
Appendix A
(Normative)
Type test related information
It shall follow the requirements below to provide the relevant information of the marine engine and its emission control system.
If there is a schematic diagram, it shall fully explain the details in an appropriate proportion. Its format size is A4 or folded to this size. If there are photos, the details shall be displayed. If the marine engine type or marine engine family is controlled by a microprocessor, it shall provide relevant information.
Parent engine/Marine engine type 1): __________________________
A.1 Overview
A.1.1 Brand: ____________
A.1.2 Parent engine and marine engine family (if applicable) 1) name: ______ A.1.3 Name and address of manufacturer: ____________
A.1.4 Name and address of authorized agent (if any) of the manufacturer: ___ A.1.5 Location and fixing method of marine engine?€?s label: ___________
A.1.6 Address of final assembly plant: _____________
A.2 Ancillary documents
A.2.1 The basic characteristics of the (parent engine) marine engine and relevant test data. (See Annex AA)
A.2.2 The basic characteristics of marine engine family. (See Annex AB) A.2.3 The basic characteristics of each marine engine type in the family. (See Annex AC)
A.2.4 Photos and/or drawings of the parent engine/engine type.
A.2.5 List other ancillary documents (if any).
A.3 Date, file
___________________
1) Cross out those that are not applicable.
AA.1.13.1 Liquid cooling
AA.1.13.1.1 Liquid properties: ___________
AA.1.13.1.2 Circulation pump: yes/no 2)
AA.1.13.1.3 Characteristics or brand and model (if applicable): _______ AA.1.13.1.4 Drive ratio (if applicable): __________
AA.1.13.2 Air cooling
AA.1.13.2.1 Fan: yes/no 2)
AA.1.13.2.2 Characteristics or brand and model (if applicable): ________ AA.1.13.2.3 Drive ratio (if applicable):
AA.1.14 Allowable temperature of the manufacturer
AA.1.14.1 Liquid cooling: Maximum temperature at the outlet of the cooling liquid: ____________ K
AA.1.14.2 Air cooling: Reference point: ___________ Maximum temperature at the reference point: _______________ K
AA.1.14.3 The maximum temperature of the air at the outlet of the intake intercooler (if applicable): ___________ K
AA.1.14.4 The maximum exhaust temperature in the exhaust pipe near the
outlet flange of the exhaust manifold or supercharger: __________ K
AA.1.14.5 Lubricating oil temperature: Minimum ____ K, Maximum ____ K
AA.1.15 Supercharger: yes/no 2)
AA.1.15.1 Manufacturer: __________
AA.1.15.2 Model: __________
AA.1.15.3 System description (e.g.: maximum boost pressure, waste gas
bypass valve (if any)): ____________
AA.1.16 Intercooler: yes/no 2)
AA.1.16.1 Manufacturer: ______________
____________________________
2) Cross out those that are not applicable.
AA.2.1.1.14 Type of reagent:
AA.2.1.1.15 Reagent concentration:
AA.2.1.1.16 NOX sensor manufacturer:
AA.2.1.1.17 NOX sensor model:
AA.2.1.2 Oxygen sensor: yes/no 1)
AA.2.1.2.1 Manufacturer: _____
AA.2.1.2.2 Model: _____
AA.2.1.2.3 Location: _____
AA.2.1.3 Air jet: yes/no 1)
AA.2.1.3.1 Type (pulsating air, air pump, etc.): _____
AA.2.1.4 EGR: yes/no 1)
AA.2.1.4.1 Characteristics (flow rate, etc.): _____
AA.2.1.5 Particulate trap: yes/no 1)
AA.2.1.5.1 Manufacturer: _____
AA.2.1.5.2 Model: _____
AA.2.1.5.3 The size, shape and volume of the particulate trap: _____
AA.2.1.5.4 Type and structure of particulate trap: _____
AA.2.1.5.5 Location (reference distance in exhaust duct): _____
AA.2.1.5.6 Regeneration method or system, description and/or drawings: ___ AA.2.1.6 Exhaust gas washing equipment: yes/no 2)
AA.2.1.7 Other systems: yes/no 2)
AA.2.1.7.1 Type and function: _____
AA.3 Fuel supply
AA.3.1 Fuel transfer pump
Pressure 1): _______ kPa
Annex AB
(Normative)
Basic characteristics of marine engine family
AB.1 Public parameters
AB.1.1 Combustion cycle: _____
AB.1.2 Cooling medium: _____
AB.1.3 Inhalation method: _____
AB.1.4 Combustion chamber?€?s type/structure: _____
AB.1.5 Air valve and air port?€?s structure, size and quantity: _____
AB.1.6 Fuel system: _____
AB.1.7 Marine engine management system:
According to the form or list provided, the following items can be proved to be the same:
- Supercharged intercooling system 1): _____
- Exhaust gas recirculation 1): _____
- Water jet/emulsification 1): _____
- Air jet 1): _____
AB.1.8 Exhaust aftertreatment 1): _____
Provide a form or list (for exhaust aftertreatment devices): _____
According to the form or list provided above, it can be proved that the ratio of "system capacity/fuel supply per stroke" is the same or the lowest for the parent engine.
AB.2 List of marine engine families
AB.2.1 Name of marine engine family: _____
AB.2.2 Specifications of marine engines in this family (see Table AB.1): Annex AC
(Normative)
The basic characteristics of marine engine type in the family 1)
AC.1 Description of marine engine
AC.1.1 Manufacturer: _______
AC.1.2 The marine engine number of the manufacturer: _______
AC.1.3 Cycle: four-stroke/two-stroke 2)
AC.1.4 Number and arrangement of cylinders: ________
AC.1.4.1 Bore: __________ mm
AC.1.4.2 Stroke: ________ mm
AC.1.4.3 Ignition sequence: ___________
AC.1.5 Displacement: _________ cm3
AC.1.6 Volume compression ratio 3): _____________________
AC.1.7 Top view of combustion chamber and piston: ___________
AC.1.8 Minimum cross-sectional area of intake and exhaust ports: ___ cm2 AC.1.9 Description of the combustion system: ______________
AC.1.10 Intermediate speed: ______________ r/min
AC.1.11 Rated speed: ____________ r/min
AC.1.12 Fuel 4): __________
AC.1.13 Cooling system
AC.1.13.1 Liquid cooling
______________________________________________
1) For the case of several parent engines, this Appendix shall be submitted separately. 2) Cross out those that are not applicable.
3) Note the tolerance.
4) For those which can use multiple fuels and/or mixed fuels, it shall describe them separately. AC.1.17 Intake system
According to the power measurement method stipulated in GB/T 21404-2008, based on the test conditions specified in this standard, at the rated speed of the marine engine and 100% load, the maximum allowable intake pressure drop: _______ kPa
AC.1.18 Exhaust system
According to the power measurement method stipulated in GB/T 21404-2008, based on the test conditions...

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