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QC/T 754-2006

Chinese Standard: 'QC/T 754-2006'
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BASIC DATA
Standard ID QC/T 754-2006 (QC/T754-2006)
Description (Translated English) Specifications for liquefied natural gas vehicle
Sector / Industry Automobile & Vehicle Industry Standard (Recommended)
Classification of Chinese Standard T47
Word Count Estimation 10,145
Date of Issue 2006-07-26
Date of Implementation 2007-02-01
Drafting Organization National Car Quality Supervision and Inspection Center
Administrative Organization National Automotive Standardization Technical Committee
Regulation (derived from) Development and Reform Commission Notice 2006/45
Summary This standard specifies the use of liquefied natural gas vehicle fuel type testing conditions for implementation, pilot projects, procedures and methods and test report. This standard applies to automotive products has been finalized special device installed on liquefied natural gas LNG single fuel, bi-fuel, dual-fuel Class M and N category vehicles.

QC/T 754-2006
QC
AUTOMOBILE INDUSTRY STANDARD
OF THE PEOPLE’S REPUBLIC OF CHINA
Specifications for liquefied natural gas vehicle
液化天然气汽车定型试验规程
ISSUED ON. JULY 26, 2006
IMPLEMENTED ON. FEBRUARY 1, 2007
Issued by. National Development and Reform Committee
Table of Contents
Foreword ... 3 
1 Scope ... 4 
2 Normative References ... 4 
3 Implementation conditions ... 5 
4 Test items, procedures and methods ... 6 
5 Test report ... 9 
Foreword
This Standard is formulated for the first time.
This Standard was proposed by and shall be under the jurisdiction of China Auto
Standardization Committee.
Drafting organization of this Standard. National Car Quality Supervision and Inspection
Center.
Main drafters of this Standard. ZHANG Xiaohui, Feng Yi, Chen Song, Gu Yanping, Liu
Guibin, MA Zonghua and ZHANG Fuxing.
This Standard shall be responsibly interpreted by China Auto Technical Committee for
Standardization.
Specifications for liquefied natural gas vehicle
1 Scope
This Standard specifies the type approval test’s implementation conditions, test items,
procedures, methods, and contents of the test report of Liquefied Natural Gas Vehicles.
This Standard is applicable to Category M and Category N vehicles, which have been
type-approved, and which have been installed with special equipment for single-fuel,
dual-use fuel and dual-fuel of Liquefied Natural Gas.
2 Normative References
The provisions in following documents become the provisions of this Standard through
reference in this Standard. For dated references, the subsequent amendments (excluding
corrigendum) or revisions do not apply to this Standard, however, parties who reach an
agreement based on this Standard are encouraged to study if the latest versions of these
documents are applicable. For undated references, the latest edition of the referenced
document applies.
GB1495 Limits and measurement methods for noise emitted by accelerating motor
vehicles
GB 3847 Limits and measurement methods for exhaust visible pollutants from
compression ignition (C.I.) engines and vehicles equipped with C.I. engines
GB/T 6323.4~6323.6 Controllability and stability test procedure for automobiles
GB 7258 Safety specifications for power - driven vehicles operating on roads
GB/T 12535 Motor vehicles - Starting performance - Test methods
GB/T 12536 Motor vehicles - Coast - down - Test method
GB/T 12539 Motor vehicles - Steep hill climbing - Test method
GB/T 12543 Motor vehicles - Acceleration performance - Test method
GB/T 12544 Motor vehicles - Maximum speed - Test method
GB/T 12545.1 Passenger car - Fuel consumption test method
GB/T 12545.2 Commercial vehicle - Fuel consumption test method
GB/T 12547 Motor vehicles - Minimum stable speed - Test method
GB/T 12673 Motor vehicles - Basic dimensions - Measuring method
GB/T 12674 Motor vehicles - Weight parameter - Measuring method
GB/T 12677 Motor vehicles - Technical condition - Inspection method
GB/T 12678 Reliability running test method for automobiles
GB 14762 Limits and measurement methods for exhaust emissions from positive
ignition (P.I.) engines of vehicles and vehicles equipped with P.I. Engines
GB 17691 Limits and measurement methods for exhaust pollutants from compression
ignition(C.I.) engines of vehicles
GB 18285 Limits and measurement methods for exhausts of pollutants from in - use
vehicles
GB 18352 Limits and measurement methods for emissions of pollutants from light -
duty vehicles(I)
GB/T 19204 General characteristics of liquefied natural gas
GB/T 20734 Mounting requirements for liquefied natural gas vehicle special equipment
QC/T 755 Technology requirements of special equipment for LNG vehicle
QC/T 900 - 1990 Quality test assessment method for automotive products
3 Implementation conditions
3.1 Sample cars for testing can apply for type approval test as long as they can meet the
requirements of the design specification, the design drawing and the technical conditions.
3.2 There shall be more than two sample cars for the type approval test.
3.3 Before the type approval test, the manufacturing organization shall provide the
following documents.
a) Design specification and technical condition approved according to prescribed
procedures;
b) Assembly and adjustment technical conditions;
c) Operation and maintenance instructions;
d) Manufacturing and assembly adjustment records for sample cars for type approval
stipulations of GB17691.
4.5 Driving inspection of motor vehicles’ technical condition shall be done in accordance
with stipulations of GB/T 12677.
4.6 Vehicles’ noise measurement shall be done respectively, when all kinds of fuel are
used, according to GB1495.
4.7 Coast down test shall be done according to regulations of GB/T 12536.
4.8 Dynamic test. Dynamic tests shall be done respectively, when all kinds of fuels are
used. The test items shall include.
4.8.1 Minimum stable speed test of direct gear shall be done according to GB/T 12547.
4.8.2 Acceleration performance shall be tested according to GB/T 12543. The test items
shall include.
a) Acceleration performance test of direct gear (or common gear);
b) Acceleration performance test of standing-start continuous gear shift.
4.8.3 Maximum speed test shall be done according to regulations of GB/T 12544.
4.8.4 Maximum steep hill climbing test shall be done according to regulations of GB/T
12539.
4.9 Fuel consumption test shall be done according to regulations of GB/T 12545.1 ~ GB/T
12545.2.
Fuel economic performance tests shall be done respectively, when all kinds of fuels are
used. Test items shall, under limited conditions, include the average fuel consumption,
constant speed fuel consumption and driving-condition-mode fuel consumption.
4.10 Controllability and stability test shall be done according to regulations of GB/T <......
Related standard: QC/T 755-2006    QC/T 245-2017
Related PDF sample: QC/T 755-2006    QC/T 809-2009