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GB 18352.5-2013

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GB 18352.5-2013English4599 Add to Cart Days<=15 Limits and measurement methods for emissions from light-duty vehicles (CHINA 5) (Obsolete by July 2020. Replaced by GB 18352.6-2016, CHINA 6) Valid GB 18352.5-2013
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Detail Information of GB 18352.5-2013; GB18352.5-2013
Description (Translated English): Limits and measurement methods for emissions form light-duty vehicles (CHINA 5)
Sector / Industry: National Standard
Classification of Chinese Standard: Z64
Classification of International Standard: 75.160.20
Word Count Estimation: 182,198
Date of Issue: 2013-09-17
Date of Implementation: 2018-01-01
Older Standard (superseded by this standard): GB 18352.3-2005
Quoted Standard: GB 1495; GB 3847-2005; GB 7258; GB/T 15089-2001; GB 17691-2005; GB 18285; GB/T 19001-2008; GB/T 19755; HJ/T 390; HJ 509; ISO 2575-1982; ISO 8422-1991; ISO 9141-2; ISO 14230-4; ISO 15031-3; ISO 15031-4; ISO 15031-5; ISO 15031-6; ISO 15031-7; ISO 15765-4; E
Adopted Standard: (EC) No 715/2007; MOD; (EC) No 692/2008; MOD; ECE R83-2006 (2011); MOD
Drafting Organization: China Automotive Technology and Research Center
Administrative Organization: Department of Environmental Protection
Regulation (derived from): Department of Environmental Protection Notice No. 37 of 2013; National Standards Bulletin No. 21 of 2013
Proposing organization: National Standardization Technical Committee on products and lubricant oil (SAC/TC 280)
Issuing agency(ies): Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China; Standardization Administration of China
Summary: This standard specifies: equipped with spark ignition engines light vehicles, exhaust pollutants, two-speed idle exhaust pollutants, crankcase pollutants, contaminants evaporate at room temperature and low emission limits and measurement methods, durabili


GB 18352.5-2013
Limits and measurement methods for emissions form light-duty vehicles (CHINA 5)
ICS 13.040.50
Z 64
National Standards of People's Republic of China
Replacing GB 18352.3-2005
Light vehicle emission limits and measurement methods
(China Phase V)
Limits and measurement methods for emissions from light-duty vehicles
(CHINA 5)
Issued on: 2013-09-17
2018-01-01 implementation
Ministry of Environmental Protection
State Administration of Quality Supervision, Inspection and Quarantine
Table of Contents
Preface ..II
1. Scope ..1
2 Normative references ..1
3 Terms and definitions .2
4 type approval application and approval 4
5 Technical requirements and test ..5
6 type-approval extension .10
7 production consistency ..13
8 In compliance with ..15
Example 9 Standard ..15
Appendix A (normative) Type approval application materials .17
Annex B (informative) type approval certificate format .29
Under Annex C (normative) at room temperature after a cold start exhaust emissions test (I-type test) .33
Annex D (normative) or two-speed idle test free acceleration smoke test (type II test) ..81
Appendix E (normative) crankcase emissions test (III-type test) ..83
Annex F (normative) Evaporative Emission test (IV-type test) 85
Annex G (normative) Pollution control devices endurance test (V-type test) .. 97
Under Annex H (normative) low-temperature exhaust gas CO and THC emission test (VI-type test) .108 after a cold start
Annex I (normative) on-board diagnostic (OBD) systems .112
Appendix J (normative) technical requirements for the reference fuel 126
Particular requirements Annex K (normative) fueled with liquefied petroleum gas (LPG) or natural gas (NG) vehicles ..131
Annex L (normative) as an alternative to separate technical assembly approved with 133 types of pollution control devices
Annex M (normative) to ensure conformity of production requirements .140
Annex N (normative) in conformity with ..146
After Appendix O (normative) exhaust aftertreatment system using a reagent automotive technical requirements 157
Appendix P (normative) equipped with emission testing procedures for periodic regeneration system of an automobile ..160
Foreword
To implement the "People's Republic of China Environmental Protection Law" and "People's Republic of China Air Pollution Prevention Law," prevention of motor vehicle exhaust pollutants
Put environmental pollution, improve air quality, the development of this standard.
This standard specifies the fifth stage of light-duty vehicles emissions type approval requirements, production consistency and compliance with the inspection and determination
method.
This revised standard adopts the European Union (EC) No 715/2007 Regulation "light passenger and commercial vehicles on pollutant emissions (Euro 5 and Euro 6)
Type approval and access to car maintenance and repair information regulations "and (EC) No 692/2008 Regulation" For (EC) No 715/2007 law
Regulation on type approval of light passenger and commercial vehicles pollutant emissions (Euro 5 and Euro 6) and access to car maintenance and repair information to perform repair
Set of regulations, "the European Union and the United Nations Economic Commission ECE R83-06 (2011) and regulations" on pollutants according to engine fuel requirements on discharge
Uniform provisions "of the vehicle and its amendments and regulations approved by the relevant technical content to put on.
This standard as compared with the EU legislation, main changes are:
- Light Vehicle definitions and classifications follow the requirements of GB 18352.3-2005;
- The original Type II test and the smoke test has been modified;
- Increase the effective volume of the test requirements of the canister and the initial capacity to work;
- Increased testing requirements and volume of the catalytic converter carrier precious metal content;
- Get on the car board diagnostic (OBD) systems and automotive maintenance repair information requirements were revised adoption;
- Revision of production method for determining the consistency check, increasing the canister, catalytic converter production consistency inspection requirements;
- In compliance with the inspection requirements increased evaporation emissions;
- Test requirements for flexible fuel vehicles, such as bio-diesel cars are not included;
- Test requirements for fuel technology.
This standard specifies the fifth stage of light-duty vehicles emissions type approval requirements, production consistency and compliance with inspection and judgment
method.
This standard compared with the fourth stage of the main changes are as follows:
- To expand the scope of the standard reference mass not exceeding 2610kg car, clear light hybrid electric vehicles shall comply with the
standard requirement;
- Improve the I-type test emission control requirements, revised the particulate mass measurement and increases the particle number measurement requirements;
- The free two-speed idle test car's ignition and compression-ignition car acceleration smoke test classified as type II test;
- Improve the durability of the V-type test mileage requirements, increasing the standard road cycle and spark ignition engines bench aging test side
law;
- Increase the effective volume of the test requirements of the canister and the initial capacity to work;
- Increased testing requirements and volume of the catalytic converter carrier precious metal content;
- Monitoring project on-board diagnostic (OBD) system, limits, dual-fuel vehicle OBD technical requirements have been revised;
- Revision of obtaining automobile on-board diagnostic (OBD) systems and automotive maintenance repair information requirements;
- Revision of production method for determining the consistency check, increasing the canister, catalytic converter production consistency inspection requirements;
- Revised in compliance with the inspection requirements, increasing the on-board diagnostic (OBD) system inspection requirements, evaporation emissions;
- Increase the exhaust gas after-treatment system using a reagent of the technical requirements of the car;
- An increase of emissions testing procedures for periodic regeneration system equipped vehicles;
- Revision of the technical requirements of test fuel.
The Standard Appendix A, Appendix C ~ P normative appendix, Appendix B is an informative annex.
This standard is developed by the Ministry of Environmental Protection Science, Technology organization.
This standard was drafted: China Automotive Technology and Research Center, Chinese Academy of Environmental Sciences.
This standard Ministry of Environmental Protection May 27, 2013 for approval.
From the date of publication of this standard, namely Keyijuben standard for type approval. Since January 1, 2018, all sales and registration
Light vehicle shall comply with the requirements of this standard.
Since January 1, 2018, this standard instead of "light vehicle emission limits and measurement methods (China Section Ⅲ, Ⅳ stage)" (GB
18352.3-2005); prior to January 1, 2023, the third and fourth stages of light-duty vehicles "with Compliance" continue to enforce the GB 18352.3-2005
The relevant requirements.
The standard explanation by the Ministry of Environmental Protection.
Light vehicle emission limits and measurement methods (China Phase V)
1 Scope
This standard specifies the spark-ignition engines fitted with light vehicle exhaust pollutants at room temperature and low temperature, dual idle exhaust pollutants, crankshaft
Box pollutant emission limits and measurement methods for evaporative pollutants, durability of pollution control devices, on-board diagnostic (OBD) system (referred to as: OBD
System) Technical requirements and methods of measurement.
This standard specifies fitted with compression ignition engines of light vehicles exhaust pollutants at room temperature, free acceleration smoke emission limits and measurement
Method, the durability of pollution control devices, OBD systems of technical requirements and methods of measurement.
This standard specifies the light vehicle type approval requirements, production consistency and compliance with inspection and determination methods.
This standard also specifies the requirements for special fueled with liquefied petroleum gas (LPG) or natural gas (NG) light-duty vehicles.
This standard also provides an alternative technology as a separate assembly, to be mounted on the light-duty vehicles with pollution control devices, in terms of pollutant emissions
The type approval procedures.
This standard also specifies the use of exhaust gas after-treatment system reactants technical requirements of the car, and the car is equipped with a periodic regeneration system emissions
Test procedures.
This standard applies to ignition engine or a compression ignition engine as the driving force, the maximum design speed is greater than or equal to 50km/h for light vehicles
(Including hybrid electric vehicles).
At the manufacturer's request, the maximum total mass exceeding 3500kg, but the reference mass not exceeding 2610kg of M1, M2 and N2 according to the present standard class cars
Quasi type approval; this has been the standard for type approval of vehicles, when expanded to meet the corresponding requirements of the reference mass not exceeding 2840kg
M1, M2, N1 and N2 category vehicles.
This standard does not apply to get the first V stage type approval in accordance with the provisions of GB 17691-2005 car.
2 Normative references
This standard refers to the contents of the following documents or the terms. For undated references, the effective version applies to this standard.
GB 1495 vehicle acceleration with the vehicle noise limits and measurement methods
GB 3847-2005 vehicle emission limits and measurement methods with compression-ignition engines and compression-ignition engine vehicle exhaust smoke
GB 7258 Safety requirements for operation of motor vehicles
GB/T 15089-2001 Classification of motor vehicles and trailers
GB 18285 Compression ignition and gas fueled positive ignition engines of automobile exhaust emission limits and measurement side
France (China Ⅲ, Ⅳ, Ⅴ stage)
Ignition engine exhaust emission limits and measurement methods (two-speed idle conditions and simple method)
GB/T 19001-2008 Quality Management System Requirements
GB/T 19755 light hybrid electric vehicle emissions measurement methods
HJ/T 390 environmental protection product - gasoline fuel evaporative pollution control system (means)
HJ 509
Automotive ceramic catalytic converters, platinum, palladium, rhodium - Inductively coupled plasma atomic emission spectrometry and electric
Inductively coupled plasma mass spectrometry
ISO 2575-1982 Road vehicles and signal control indicator symbol (Road vehicles - Symbols for controls,
indicators and tell-tales)
Continuous sampling plans ISO 8422-1991 property inspection (Sequential sampling plans for inspection by
attributes)
ISO 9141-2 Road vehicles - Diagnostic systems - Part 2: CARB requirements for the exchange of digital information (Road
vehicles - Diagnostic systems - Part 2: CARB requirements for interchange of
digital information)
ISO 14230-4 Road vehicles - Diagnostic systems - Keyword protocol 2000 - Part 4: requirements for emissions-related systems (Road
vehicles - Diagnostic systems - Keyword Protocol 2000 - Part 4: Requirements
for emission-related systems)
ISO 15031-3 Part 3 Communication between road vehicle and the external diagnostic test equipment emissions associated with vehicle: diagnosis
Connectors and associated circuits: technical requirements and use (Road vehicles - Communication
between vehicle and external equipment for emissions-related diagnostics - Part
3: Diagnostic connector and related electrical circuits, specification and use)
ISO 15031-4 Part 4 Communication between road vehicle and the external diagnostic test device of the vehicle emissions: Outside
Portion of the test device (Road vehicles - Communication between vehicle and external
equipment for emissions-related diagnostics - Part 4: External test equipment)
Communication Part 5 of ISO 15031-5 between road vehicle and the external diagnostic test equipment emissions associated with vehicles: Emission
Related diagnostic services (Road vehicles - Communication between vehicle and external
equipment for emissions-related diagnostics - Part 5: Emissions-related
diagnostic services)
ISO 15031-6 Part 6 road communication between the vehicle and the external vehicle emissions-related diagnostic test device used: diagnosis
Off the fault code definition (Road vehicles - Communication between vehicle and
external equipment for emissions-related diagnostics - Part 6: Diagnostic trouble
code definitions)
ISO 15031-7 Part 7 communication between road vehicles and external test equipment used for vehicle emissions-related diagnostics: Number
According chain reliability (Road vehicles - Communication between vehicle and external
equipment for emissions-related diagnostics - Part 7: Data link security)
Controller area network (CAN) Diagnostic Part 4 ISO 15765-4 Road vehicles: For emissions-related systems
Seek (Road vehicles - Diagnostics on Controller Area Network (CAN) - Part
4: Requirements for emissions-related systems)
EN 1822 HEPA filter (High efficiency air filters (EPA, HEPA and ULPA))
SAE J1850 B grade data communications network interfaces (Class B data communications network interface)
SAE J2186 Electrical/Electronic (E/E) data link security (E/E data link security)
3 Terms and Definitions
The following terms and definitions apply to this standard.
3.1 light vehicle light-duty vehicle
The maximum total mass not exceeding 3500kg of M1, M2 and N1 category and cars.
3.2 M1, M2, N1 and N2 class automotive vehicle of category M1, M2, N1 and N2
According to GB/T 15089-2001 provisions:
M1 vehicles meant to include the driver's seat, including the seat number of not more than nine passenger cars.
M2 class car meant to include the number of seats, including the driver's seat more than nine and a maximum design total mass not exceeding 5000kg of passenger cars.
N1 category vehicles means the maximum design total mass not exceeding 3500kg the truck.
N2 category vehicles means the maximum designed total mass exceeding 3500 kg, but not more than 12000 kg cargo vehicles.
3.3 The first car vehicle of category I
Including the driver's seat, including the seat number of not more than six, and the maximum total mass not exceeding 2500kg of M1 class vehicles.
3.4 The second category car vehicle of category II
Within the scope of this standard all other cars except the first class car.
3.5 type of car (model) vehicle type
Type of vehicle. The same model should be no difference in the following main areas:
(1) C.5.2.1 provisions, determined according to the reference mass equivalent inertia;
(2) engine and vehicle characteristics listed in Appendix A.
3.6 hybrid electric vehicle hybrid electric vehicle (HEV)
At least be able to get power from the following two types of energy stored in the vehicle-mounted car:
- A consumable fuel;
- Rechargeable energy/energy storage device.
3.7 dual-fuel vehicles bi-fuel vehicle
Both fueled with gasoline can burn in a gaseous fuel, but the two can not fuel burning car.
3.8 single gas fuel vehicles mono-fuel gas vehicle
Only a certain kind of burning gaseous fuel (LPG or NG) of the car, or can be fueled with a gas fuel (LPG or NG) and gasoline, but
Gasoline only in emergency or starting of the engine and fuel tank capacity not exceeding 15L car.
3.9 Reference mass reference mass (RM)
The car's "curb weight" plus 100kg.
3.10 maximum total mass maximum mass
Technically automobile factory raised the maximum allowable mass.
3.11 equivalent inertia equivalent inertia (I)
On the chassis dynamometer simulation with moving cars and moment of inertia of the mass with considerable inertia simulator.
3.12 gaseous pollutants gaseous pollutants
Exhaust pollutants carbon monoxide (CO), nitrogen oxides (NOX) and hydrocarbons (THC and NMHC).
Nitrogen oxides (NOX) to nitrogen dioxide (NO2) equivalent terms;
Hydrocarbons (THC and NMHC) assuming that the hydrocarbon is as follows:
(A) Gasoline: C1H1.85
(B) Diesel: C1H1.86
(C) liquefied petroleum gas (LPG): C1H2.525
(D) natural gas (NG): CH4
3.13 PM particulate matter (PM)
Press Test Method described in Annex CE, at a maximum temperature of 325K (52 ℃) of the diluted exhaust gas, trapped by the filter to the exhaust
ingredient.
3.14 the number of particles particle numbers (PN)
Press Test Method described in Annex CF, in addition to diluted exhaust volatile substances, all particle size exceeding the total 0.023μm
number.
3.15 exhaust pollutants from exhaust emissions
Automobile tailpipe emissions of gaseous pollutants and particulate matter.
3.16 evaporative pollutants evaporative emissions
Cars outside the tailpipe emissions from automobile fuel (gasoline) system losses of hydrocarbon vapors, comprising:
(1) Hot-dip loss: hydrocarbons cars after a period of time, standing automotive fuel system emissions when using C1H2.20 Scale
Shown.
(2) Fuel tank breathing losses (ventilation loss): As the hydrocarbons in the fuel tank temperature change emissions, with C1H2.33 equivalent.
3.17 crankcase crankcase
Inside or outside of the engine space, the space through an internal or external oil sump is connected with the passage, gases and vapors through the channel
Escape.
3.18 cold starting device cold start device
Temporary enriched air/fuel mixture, the engine easy to start devices.
3.19 Auxiliary starting device starting aid
Without enriching the engine air/fuel mixture, while the auxiliary engine start-up device, such as: glow plug, changed injection timing, etc.
3.20 engine displacement engine capacity
For reciprocating piston engines, the nominal cylinder volume refers to the engine; rotor engine, said double cylinder volume indicators.
3.21 pollution control device pollution control devices
Limit or control the vehicle exhaust pollutant emissions or means of evaporation.
3.22-board diagnostic (OBD) systems onboard diagnostic system
Emission control with on-board diagnostic (OBD) system, referred to as OBD system. It should identify the possible fault zone function, and
The way the fault code information stored in the electronic control unit memory.
3.23 obtain information access to information
To check, diagnosis, maintenance or repair of the vehicle, it is possible to get all the cars OBD car maintenance and repair information.
3.24 fault indicator malfunction indicator (MI)
Visible or audible indicator in any connected system and OBD emission-related components or OBD system failure itself
When it clearly inform motorists.
3.25 misfire misfire
Since there is no ignition, fuel is too thin, the compression pressure is not enough, or any other reason, did not lead to the formation of internal combustion spark ignition engine cylinders.
3.26 Failure means defeat device
An apparatus, by measuring it, in response to induction or vehicle operating parameter (such as speed, engine speed, transmission gear, temperature, into
Manifold vacuum degree or other parameters) to activate, adjust, delay or stop work or a part of the function of the emission control system so that steam
Vehicle under normal conditions of use, reduces the effectiveness of the emission control system.
The following devices are not as disabling means:
(1) To protect the engine is not damaged or no accidents, as well as means for the safe driving of a motor vehicle required;
(2) at the start of the engine only works means;
(3) the type or Ⅳ Ⅰ type tests did the trick means.
3.27 Proper maintenance and use of properly maintained and used
As a test car, it meets the selection criteria NA.2 the kind of car requirements.
3.28 reactant reagent
Provided to the exhaust aftertreatment system based on a certain article required emission control system, it is stored in the car but not as a fuel.
3.29 periodic regeneration system periodically regenerating system
Not more than 4000km during normal vehicle operation requires periodic regeneration of a catalytic converter, particulate trap or other contamination
The control device.
For periodic regeneration system, the regeneration phase of emissions can be exceeded. If pollution control device occurs at least once during the pre-regeneration
After the type I test took place at least once regenerated, the regeneration system shall be deemed to be a continuously regenerating system does not apply to the provisions of Appendix P
Periodic regeneration system test procedures.
If the data type approval the manufacturer to the competent authorities provided by the emissions during the regeneration phase is below the limit of 5.1.3.4, in the manufacture
Under plant requirements, the testing organizations agreed that the system may use the periodic regeneration Regeneration System Test Procedure.
3.30 Fuel fuel
Normal engine use Fuel type:
- Gasoline
- LPG (liquefied petroleum gas)
- NG (natural gas)
- Petrol and LPG
- Petrol and NG
- Diesel
Wherein the liquid fuel means petrol or diesel, LPG or gas fuel refers NG.
4 type approval application and approval
4.1 application for type approval
4.1.1 automobile manufacturing production and sale of automotive should apply for pollutant emission control performance of the national type approval approval. Car type
The type approval application made by automobile manufacturers, including the application for approval of exhaust pollutants car type crankcase pollutants, steamed
Aspects of hair pollutants, durability of pollution control devices and OBD systems.
4.1.2 Appendix A of this standard requires the relevant technical information submitted for type approval. According to the standard requirements of Appendix M to submit production conformity Paul
Card material.
Application 4.1.2.1 and OBD system related manufacturers should also submit the following additional information:
(1) For vehicles equipped with spark-ignition engines of cars, in Appendix C of the type Ⅰ test, resulting in emissions exceeding I.3.3.2 Table I.1
Misfire percentage limit in time, and will cause the catalytic converter to overheat, catch fire when the percentage of permanent damage.
(2) detailed written information fully describes the functional operational characteristics of the OBD system, including all related and automotive emission control systems unit
Member list.
(3) OBD system fault indicator (MI) is described.
(4) a statement that in the reasonably predictable driving conditions, the actual frequency of monitoring OBD system (IUPR) to comply IA.7
begging.
(5) a plan detailed description of the technical guidelines adopted and determination method: For each monitor, counter and its molecular denominator count
The increase shall comply with the requirements IA.7.2 and IA.7.3; molecule counters, counter and general denominator denominator counter work interruptions should be consistent
IA.7.7 requirements.
(6) The manufacturer shall state in order to prevent damage and changes to the provisions of emissions control ECU.
(7) if applicable, details of the car-based family Annex IB.
(8) applies, a copy of other type-approval, and comes with the type-approval extension relevant information.
4.1.2.2 For testing I.3 above, shall be responsible for the type approval test testing agencies to submit a prototype, this car represents the type of preparation
Type-approved vehicles with OBD systems or car-based family. If the detection means determines that the submitted car does not fully represent the model in Annex IB
Or car-based family, shall be submitted to an alternative car, if necessary, the need to increase the car to be tested I.3 said.
4.1.3 When applicable, should submit a copy of the type approval and other relevant information, in order to expand the application for type approval and to determine emission deterioration factor.
Chapter 5 4.1.4 For the test, shall be responsible for the type approval test detection means to be submitted to a representative of the vehicle type approval of vehicles,
Need to provide two sets of the same catalytic converter needs to be provided when the two sets of the same type IV test canister, V-type test conducted when.
4.2 pattern approval
If the application for type approval of vehicles meet the provisions of Chapter 5 of the technical requirements of all aspects of the type approval authorities will be approved and issued
Issued certificate of approval, the type approval certificate format Appendix B.
5 Technical requirements and testing
5.1 General Requirements
5.1.1 Effect of exhaust pollutants, contaminants and evaporation parts crankcase pollutants in the design, manufacture and assembly should make the car during normal
Under the conditions used, no matter what kind of vibration encountered, we should be able to meet the requirements of this standard.
5.1.2 The manufacturer shall take technical measures to ensure that the vehicle under normal conditions of use and normal lifetime, can effectively control the exhaust pollutants,
Crankcase pollutants and contaminants evaporate within the limits specified in this standard. This also includes the emission control system used hoses and fittings, as well as
Reliability various wiring, they should meet the manufacturing requirements of its original design.
All cars should be equipped with OBD system, which should be in the design, manufacture and installation of car, can ensure that the car throughout the life of recognition and
Record Type degradation or failure.
If you meet the 5.3 (type approval), Section 7 (conformity of production) and Section 8 (compliance with) the provisions, it is considered to meet this
These terms of requirements.
Prohibit the use of equipment failure.
In the normal life of the car, without the approval of the type approval, the technical measures can not be taken for manufacturing equipment and cars OBD system
Any modification that may affect emissions.
5.1.3 should adopt one of the following measures to prevent contamination due to the evaporation of the fuel tank cap is lost due to excessive emissions and fuel spillage.
(1) can not be removed automatically open and close the fuel tank cap;
(2) from the design structure to prevent excessive discharge of the fuel tank cap loss caused by evaporation of pollutants;
(3) any other measures having the same effect. For example, the fuel tank cap leash; or automotive ignition and fuel tank cap lock using the same key,
And the fuel tank cap can be pulled out only when key lock.
5.1.4 electrical safety regulations control system
5.1.4.1 use any electronic control unit for controlling emissions of cars should be able to prevent changes, unless authorized by the manufacturer. If in order to diagnose, Victoria
Care, check, update or repair the car needs to be changed, should be authorized by the manufacturer and recorded in detail in compliance with the material, submit the main type approval
Tube department. Electronic control unit operating parameters of any code or reprogramming should be able to prevent illegal changes, and provide some level of protection measures
Shi, the level of protection in October 1998 edition of ISO 15031-7 external test device "Road vehicles - Vehicle emissions-related diagnostics, at least equivalent to
Section 7 communication between: Reliability Data Link "(October 1996 edition of the SAE J2186) provisions for any removable storage standard
Chip set of data should be loaded into a sealed container or protected by a electronic algorithms and data storage should not be changed unless
Use the special tools and special programs. Only emissions directly related to or associated with the calibration of vehicle anti-theft features required to meet the protection requirements.
Engine operating parameters 5.1.4.2 Power Control Unit code represents should not be changed, unless you use special tools and special procedures (such as: electric
ECU parts welded or sealed or enclosed (or sealed) electronic control unit box).
5.1.4.3 For mounted on the compression-ignition engine, mechanical fuel injection pump, the manufacturer shall take the necessary measures to prevent the car use,
The maximum amount of oil is set to be unlawfully altered.
5.1.4.4 For those cars may not need protection, the manufacturer may apply to the type approved by the competent authorities for a waiver of these requirements a. Type nuclear
Quasi administrations consider this exemption criteria will include, but are not limited to: whether the current performance of the chip supply capacity and high performance car car program
Sales.
5.1.4.5 using programmable electronic control unit Code System (eg: an electrically erasable programmable read-only memory) of the manufacturer, should prevent unauthorized
Reprogramming. The manufacturer shall take strong countermeasures preventing illegal alteration, as well as the preparation of anti-function, such as requiring remote maintenance by the manufacturer Electronic Log
Protected computer system. Type approval authorities will approve illegal changes have sufficient anti-ability approach.
5.2 type approval test project
Different types of car at the time of type approval requirements for pilot projects in Table 1.
For light hybrid electric vehicle, according to the provisions of the relevant test GB/T 19755 performed.
Table 1 type approval test project
Mounted ignition engine light vehicle (including HEV)
Type approval test types
Gasoline dual-fuel vehicles single gas fuel vehicles
Means compression ignition engine light vehicle
(Including HEV)
Ⅰ type - gaseous pollutants
Ⅰ type - particle mass [1]
Ⅰ type - the number of particles
Type II - two-speed idle
Type II - Free Acceleration Smoke
Note: [1] For the mounted ignition engine light vehicle, particulate mass measurements only for loading cylinder direct injection engine of the car.
[2] before the type IV test also should be required to 5.3.4.2 of the canister is detected.
[3] before the V-type test, but also should be required to 5.3.5.1.1 of the catalytic converter is detected.
[3] shall submit the relevant data and information requirements of 5.3.6.5.
Table: Ⅰ type test: refers to the room temperature after a cold start exhaust emissions test
Type II test: mounted ignition engine idling cars means the determination of double CO, THC and high idle λ (excess air ratio);
Pair compression ignition engine automobiles smoke at free acceleration measuring means
Ⅲ type test: refers to the crankcase emission tests
Ⅳ type test: refers to Evaporative Emission Test
Ⅴ type test: means a pollution control device durability test
Ⅵ type test: refers to cold start at low temperature exhaust gas CO and THC emission test
5.3 Test description and requirements
5.3.1 Ⅰ type test (at room temperature after a cold start exhaust emission tests)
5.3.1.1 All cars should perform this test.
5.3.1.2 cars placed on the chassis dynamometer with load and inertia simulation, according to the provisions of Appendix C of the operation cycle, the exhaust gas sampling and analytical methods,
Particulate sampling and weighing the test methods. Figure 1 depicts the type approval Ⅰ type test processes.
5.3.1.2.1 Test lasted 19min40s, it consists of two parts (1 and 2) composition should be completed without interruption. Agreed by the manufacturer, may 1
And two end portions of not more than 20s added between the start of the sampling period not to adjust the test equipment.
5.3.1.2.2 Test an urban cycle consists of four components. Each urban cycle comprises 15 operating conditions (idling, acceleration, constant speed, deceleration, etc.).
5.3.1.2.3 Test two Suburban made a circulating composition. This suburban loop contains 13 conditions (idling, acceleration, constant speed, deceleration, etc.).
Diluted exhaust 5.3.1.2.4 During the test, according to the proportion of the sample gas is collected into a bag or more after the end of the operation cycle analysis, and
Measuring the total volume of diluted exhaust gas.
5.3.1.3 record table pollutant emissions and CO2 emissions result desired results 2.
5.3.1.4 The test shall be repeated three times. Each test result shall be determined by the appropriate deterioration factors 5.3.5 corrects for periodic re-equipped
Health system car, the test results should be multiplied by a coefficient Ki measured in accordance with Appendix P. Each time the amount of exhaust emissions test obtained, should be less than
Limits specified in Table 2:
Table 2 Ⅰ type test emission limits
Reference mass (RM)
Note: PI = ignition CI = Compression Ignition
(1) applies only to direct injection engine mounted car
Although 5.3.1.4 5.3.1.4.1 required, but for each pollutant, as long as the arithmetic mean of these three test results is less than a predetermined limit
Value, the results of three tests are allowed once the value exceeds the limit, but not exceeding 1.1 times the limit. Even if there is more than one pollutant exceeds
Limits specified, regardless of the place in the same trial, or occur at different times in the test are allowed.
5.3.1.5 if they meet the following conditions, a predetermined number of trials can be reduced 5.3.1.4 (see Figure 1). Where V1 is the result of the first trial,
V2 is the result of the second test.
5.3.1.5.1 If obtained for each pollutant or both pollutant emissions and not more than 0.70L (ie V1≤0.70L), only once
test.
5.3.1.5.2 If not meet the requirements of 5.3.1.5.1, but each pollutant or both pollutant emissions and meet the following requirements, you can simply enter
Line two tests:
V1≤0.85L and V1 V2≤1.70L and V2≤L
Figure 1 type Ⅰ type approval test flow chart
5.3.2 Type Ⅱ test (two-speed idle test or free acceleration smoke test)
5.3.2.1 Dual idle test (double determination idle CO, THC and high idle λ value)
5.3.2.1.1 all mounted ignition engine cars should perform this test.
5.3.2.1.1.1 For dual-fuel vehicles, to deal with two kinds of fuel were submitted to this test.
5.3.2.1.1.2 For single gas fuel vehicles, only the gaseous fuel to this test.
5.3.2.1.2 factory during type approval should be submitted double idle CO, THC emissions control value and the λ value of high idle speed.
5.3.2.1.3 If the measured two-speed idle CO, THC emission values and high idle λ value within the control of the manufacturer's declaration, the manufacturer's application record
Reported value, or record found.
5.3.2.1.4 Test after test immediately Ⅰ type test carried out according to the provisions of Appendix D.
5.3.2.2 free acceleration smoke test
5.3.2.2.1 all mounted compression ignition engine cars should perform this test.
5.3.2.2.2 Test after test immediately Ⅰ type test carried out according to the provisions of Appendix D.
5.3.2.2.3 The measured light absorption coefficient value plus 0.5m-1 after the value obtained as the model free-acceleration exhaust smoke of the type approval value.
5.3.3 Ⅲ type test (crankcase emission tests)
5.3.3.1 In addition to loading a compression ignition engine cars, all cars should perform this test.
5.3.3.1.1 For dual-fuel vehicles, fueled with gasoline only for this test.
5.3.3.1.2 For single gas fuel vehicles, only burning gaseous fuel to this test.
5.3.3.2 When tested in accordance with Appendix E, the engine crankcase ventilation system does not allow any crankcase pollutants into the atmosphere.
5.3.4 Ⅳ type test (evaporative pollutants emission test)
5.3.4.1 In addition to single gas fuel vehicles, all mounted ignition engine cars should perform this test. Only dual-fuel vehicles fueled with gasoline
To this test.
5.3.4.2 before the test, the manufacturer shall provide separate sets of the same canister, type approval authorities should optionally be a type IV loading test;
7.5.1 Test Method according to another set of initial detection of the effective volume and the ability to work, the measurement results should not be higher than 1.1 times the manufacturer's declared value.
5.3.4.3 When tested in accordance with Appendix F, evaporation pollutant emissions should not exceed 2.00g/test.
5.3.5 Ⅴ type test (pollution control device durability test)
5.3.5.1 All cars should perform this test.
5.3.5.1.1 before the test, the manufacturer shall provide separate sets of the same catalytic converter, the type approval authorities should be set optionally durability
Test; another set of rules by HJ 509 to detect the volume of carrier and all the precious metal content, the measurement results should not be higher than 1.1 times the manufacturer's declared value.
5.3.5.1.2 vehicle durability test, according to the procedure described in Appendix G on a chassis dynamometer or test 160000km durability test conducted on the runway.
5.3.5.1.3 For the car ignition, when compared with the vehicle carried out in accordance with 5.3.5.1.2 vehicle durability test, the test vehicle only pollution control
Changing means exceeds a predetermined expanded condition 6.3, the manufacturer may use the G.3.2 standard bench cycle (SBC) endurance test.
5.3.5.1.4 at the request of the manufacturer, testing organizations before completing Ⅴ-type test, using table 3 of deterioration factors were Ⅰ type test. Complete Ⅴ
After the type test method G.2.5 detection means applying the measured deterioration factors for the deterioration of the representatives of three coefficients, and recorded in Appendix B of the type approval certificate
Table 3 deterioration factors
Deterioration factors Engine category
CO THC NMHC NOX THC NOX PM PN
Ignition 1.5 1.3 1.3 1.6 - 1.0 -
Compression Ignition 1.5 - - 1.1 1.1 1.0 1.0
5.3.5.2 through 5.3.5.1.2 and 5.3.5.1.3 prescribed test procedures to determine deterioration factors. Deterioration factors for determining whether the emission of pollutants car full
Foot 5.3.1.4 and 7.1 corresponding limit requirements.
5.3.6 Ⅵ type test (cold start at low temperature exhaust gas after CO and THC emission test)
5.3.6.1 In addition to single gas fuel vehicles, all mounted ignition engine cars should perform this test. Gasoline dual-fuel vehicles only
This test. Means compression ignition engine automobiles are required to submit the requested information 5.3.6.5.
5.3.6.2 cars placed on the chassis dynamometer with load and inertia simulation. According to the provisions of Appendix C of the operation cycle 1, the exhaust gas sampling and analysis
Test methods.
5.3.6.2.1 Test Ⅰ-type test by the four districts composed of an operating cycle. CA annex describes a test, and thus attachment and FIG CA.1
FIG CA.2 be described. Test lasted 780s, shall not be suspended during the trial, and at the start of the engine start sampling.
5.3.6.2.2 The test shall be carried out at ambient temperature 266K (-7 ℃) under. Before the test, the test car should be required to be pretreated to ensure that the test
Reproducibility of results. Pretreatment and other testing procedures carried out in accordance with Appendix H.
5.3.6.2.3 During the test the exhaust gas is diluted, pro rata to collect the sample gas. Test car exhaust in accordance with the procedures specified in Appendix H diluted, take
Sampling and analysis, and measure the total volume of the diluted exhaust gas. Analysis of the diluted exhaust gas CO and THC.
5.3.6.3 The test shall be performed three times. CO and THC emissions measured should be less than the limits shown in Table 4.
Although 5.3.6.3 5.3.6.3.1 required, but for each pollutant, as long as it is the arithmetic mean of three measurements is less than a predetermined limit
Value, three measurements are allowed once the value exceeds the limit, but not exceeding 1.1 times the limit. Even if there is more than one pollutant exceeds
Limits specified, regardless of the place in the same trial, or occur at different times in the test are allowed.
Emission limits in Table 4 Ⅵ type test
Test temperature 266K (-7 ℃)
Category Level reference quality
The first car - all 15.0 1.80
Ⅰ RM≤1305 15.0 1.80
Ⅱ 1305 Ⅲ 1760 5.3.6.3.2 If the arithmetic average of the three measurements does not exceed the limit of 1.1 times, at the manufacturer claims, the number of tests specified in 5.3.6.3
Can be increased ten times, then, requires only ten times smaller than the arithmetic mean of the results of the measurement limits.
5.3.6.4 comply with the following conditions, the number of tests specified in 5.3.6.3 can be reduced.
5.3.6.4.1 If the measurement results for each pollutant, not more than 0.70L, only one test.
5.3.6.4.2 5.3.6.4.1 If not requirements, but each pollutant can meet the following requirements, you only need two tests:
V1≤0.85L and V1 V2≤1.70L and V2≤L
5.3.6.5 mounted for compression-ignition engines of cars, when applying for type approval, the manufacturer shall provide the type approval of the competent authorities to prove that in VI
After the tests prescribed type -7 ° C cold start, NOx post-treatment device to work effectively to achieve the desired temperature sufficiently high to information within 400s.
In addition, the manufacturer shall provide the type approval of the competent authorities information on exhaust gas recirculation (EGR) system operating strategy, including
It features at low temperatures.
It should also include any description that may affect emissions.
If the administration believes that the type approval after submission of the information processing apparatus is not sufficient to prove that the work required to achieve effective within the specified time
A sufficiently high temperature is not approved by the type approval.
5.3.7 OBD system test
5.3.7.1 All cars should perform this test.
5.3.7.2 When tested according to Annex IA, OBD systems shall meet the requirements of Annex I.
5.3.8 As an alternative to separate technical assembly of the type approval test with pollution control devices
5.3.8.1 For replaced with pollution control devices shall be tested in accordance with Appendix L.
5.3.8.2 For replacement pollution control device with the original, if L.4.2.1 and L.4.2.2 meet the requirements, you do not need to be tested in accordance with Appendix L.
5.3.9 Burning approval test with LPG or NG vehicles type
For fueled with LPG or NG vehicles, shall be tested in accordance with Appendix K.
5.3.10 exhaust after treatment system using reactants technical requirements of car
For the after-treatment system using a reagent in order to achieve the purpose of reducing emissions from cars should meet the requirements of Appendix O.
5.3.11 For maximum total mass exceeding 3500kg, but the reference mass not exceeding 2610kg of M1, M2 and N2 category vehicles, apply to the second class car
The corresponding limits.
5.4 Test fuel
The type approval test, all tests except Ⅴ type test shall be used in line with the requirements of Appendix J of the reference fuel, Ⅴ type test shall be used in line with
The relevant standards of commercial vehicle fuel.
6 type-approval extension
According to the type approval standard model extension should be based on the following terms:
6.1 Extended (Ⅰ type tests and type Ⅵ) and exhaust pollutants related
6.1.1 different reference quality models
6.1.1.1 If the reference quality only requires a larger neighboring any smaller level of secondary or equivalent inertia, the vehicle type approval can be extended to
type.
6.1.1.2 For the second type vehicle, shall be extended if the reference quality models that require the use of equivalent inertia type approval has been less than equivalent models used
Pollutant within the inertia, and has the type approval vehicle measured in models requires extending the prescribed limits, the approval may be extended.
6.1.2 The total ratio of different models
Under the following conditions have been type approved models, only transmission ratio can be extended to various other models.
6.1.2.1 For each transmission ratio Ⅰ and Ⅵ type used in the test shall be to determine the ratio:
Where, V1 and V2 are the engine speed at 1000r/min, and the models have been type-approval requirements for extended models corresponding to the vehicle speed.
6.1.2.2 For each gear ratio, if E≤8%, there is no need to repeat Ⅰ and Ⅵ type test, to approve its extension.
6.1.2.3 If there is a gear ratio E> 8% at least, but each gear ratio E≤13%, should redo Ⅰ and Ⅵ type test,
However, type-approval testing organizations agree, can be selected at the factory laboratory. Testing report should be sent to be responsible for type approval tests
mechanism.
6.1.3 Reference mass ratios and different models
As long as the above conditions are fully in line with the provisions of 6.1.1 and 6.1.2, the vehicle type approval has been given, it can be extended to benchmark the quality and the transmission ratio
Various other models.
6.1.4 models equipped with a periodic regeneration system
Models equipped with a periodic regeneration system type approval can be extended to other models equipped with a periodic regeneration system requires extended models
The following parameters should be the same or within a predetermined allowable range. Specific measurement method should only be extended with a predetermined periodic regeneration system related.
6.1.4.1 approve the same parameters for the extension:
engine:
- Combustion process
Periodic regeneration system (e.g., catalytic converters, particulate trap):
- Structure (such as package type, precious metal type, carrier type, cell density)
- Type and working principle
- Reactants and adding system
- ± 10% carrier by volume
- Location: regeneration system at the entrance to the temperature difference is within ± 50K, should be uniform with bar set load Ⅰ type test and 120km/h
Check the temperature change at the member; or the maximum temperature and pressure within ± 5% at (I-type test with time)
6.1.4.2 Use a different reference quality car Ki factor
Ki factor is a program derived from the provisions of Appendix P, the program is equipped with a periodic regeneration system for vehicle type approval. Ki factor can
Steam or any other big two smaller level equivalent inertia used to meet the relevant standard clauses 6.1.4.1 and the reference quality requirements of the adjoining
car.
6.2 and evaporative pollutants related extensions (Ⅳ type test)
6.2.1 The type approval can be extended to evaporation pollutant control system satisfies the following conditions models:
- Fuel/air metering (eg single point injection) is basically the same principle;
- The shape of the fuel tank, the same fuel tank and liquid fuel hoses materials;
- The test shall be in cross-section and hose length substantially the worst aspects of the vehicle. Type test approved by the responsible agency to decide whether testing
Accept different oil separator;
- Difference between the fuel tank volume is within ± 10%;
- Set the fuel tank breather valve of the same;
- Fuel vapor storage the same way that the canister shape and volume, storage medium (activated charcoal), air cleaner (if
For evaporative pollutants emission control), etc;
- Desorption vapor storage methods (such as: air flow, start point or operation cycle of desorption volume) the same;
- The same method of sealing and venting the fuel metering system.
6.2.2 6.2.1 extended by the following conditions may be different models:
- Engine size;
- Engine power;
- Automatic transmission and manual transmission;
- Two- and four-wheel drive;
- Shape of the body;
- Wheel and tire sizes.
6.3 and durability of pollution control devices related extensions (Ⅴ type test)
6.3.1 has a type approval of vehicles, the following parameters can be extended to the same car, the engine and the pollution control device or can be maintained at a predetermined
Other models in the range:
(A) car:
Equivalent inertia Level: equivalent inertia level should be near any smaller or larger two-level equivalent inertia level.
(B) Engine:
- Number of cylinders;
- Engine capacity (± 15%);
- Cylinder configuration;
- Number of valves and valve control;
- Fuel System;
- Type of cooling system;
- Combustion process.
(C) a pollution control device:
(1) catalytic converters and particulate trap:
- Number of catalytic converters, particulate traps and catalytic unit;
- Catalytic converter and the particle trap sizes and shapes (vector volume ± 10%);
- Type of catalytic activity (oxidizing, three-way, lean NOx traps, selective reduction catalyst, lean NOx catalyst
Or other) and a catalyst production plant;
- The total precious metal content (identical or more);
- Various precious metal type and ratio (± 15%);
- Support (structure, materials and production plants);
- Cell density;
- In the catalytic converter or particle trap inlet temperature is no greater than 50K, should be uniform in the set load type Ⅰ test and 120km/h
Check the temperature change speed driving conditions.
(2) Air injection:
- With or without;
- Type (pulsation, air pump, or other).
(3) EGR:
- With or without;
- Type (cooled or non cooled, active or passive control, high pressure or low pressure).
6.3.2 Ⅴ type test may be performed with pending environmental approval on different models of cars in one of the following aspects.
- Body;
- Transmission (automatic or manual);
- The size of the wheels or tires;
- Catalytic converters and particulate trap packaging factory.
Related Extensions 6.4 and OBD system
Type appro......
Related standard:   GB 18352.6-2016  GB 17691-2018
   
 
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