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Test methods of low temperature performance for passenger car
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Basic data
| Standard ID | GB/T 28958-2012 (GB/T28958-2012) |
| Description (Translated English) | Test methods of low temperature performance for passenger car |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | T04 |
| Classification of International Standard | 43.020 |
| Word Count Estimation | 7,799 |
| Quoted Standard | GB 11555; GB/T 12534-1990; GB/T 12535 |
| Regulation (derived from) | National Standards Bulletin No. 41 of 2012 |
| Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China |
| Summary | This standard specifies the passenger low temperature performance test terminology and definitions, test conditions, test methods. This standard applies to passenger cars, other vehicles may refer to. |
GB/T 28958-2012: Test methods of low temperature performance for passenger car
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Test methods of low temperature performance for passenger car
ICS 43.020
T04
National Standards of People's Republic of China
Passenger low temperature performance test method
Issued on. 2012-12-31
2013-07-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted according to GB/T 1.1-2009 given rules.
This standard was proposed by the National Development and Reform Commission.
This standard by the National Automotive Standardization Technical Committee.
This standard was drafted. Northeast Forestry University, Jiaotong University, Harbin Hafei Automobile Industry Group Co., Ltd., National Automobile Quality Supervision
Inspection Center (Xiangfan), Chongqing Changan Automobile Co., Heihe Heihe car cold area test site management committee, the Red River Valley in Heihe
Automotive Test Centre Limited.
The main drafters of this standard. Handa Ming CHANG JIANG Wei Chu, Chen Xiaotao, Lo-dimensional strong, Xiaojuan, Sun Li, Xiong Xiang Gong Zhu Xin, Qiu Gang,
Liu Lihua, Zhao Xinhong.
Passenger low temperature performance test method
1 Scope
This standard specifies the terms and definitions, test conditions, test methods and other passenger temperature performance tests.
This standard applies only to passenger cars, other vehicles may be implemented by reference.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB 11555 and test methods for performance car windshield defrosting and defogging system
GB/T 12534-1990 General car road test method
GB/T 12535 auto starter performance test method
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
Low temperature performance lowtemperatureperformance
At a predetermined low temperature environment, the ability to work in a passenger vehicle.
4 test equipment and precision
4.1 integrated meteorological instrument (pressure, temperature and anemometer) 2.5 accuracy.
4.2 Thermometer (-50 ℃ ~ 100 ℃, ± 1.5 ℃ or 1.5 accuracy).
4.3 electro-hydraulic hydrometer (Density ± 0.005).
4.4 dynamometer (0.5 precision).
4.5 steering wheel dynamometer (0.5 precision).
4.6 tachograph (automatic recording current, voltage, speed and time of starting and when driving).
a) ammeter (0A ~ 1000A, 2.5 grade accuracy);
b) voltmeter (0V ~ 30V, 1.0 grade accuracy);
c) the engine tachometer (Class 1 accuracy, precision mileage parameters 0.5);
d) the timer (0h ~ 24h, ± 1s and 0s ~ 60s, ± 0.2s).
5 Test conditions
5.1 The test shall be at a low temperature environment (laboratory or natural conditions) were static test ambient temperature is below -30 ℃, road test
The average ambient temperature is not lower than -20 ℃. Front and static tests, the test vehicles should ensure that at ambient temperatures in parked over 8h before testing.
5.2 To ensure the accuracy of the test, was examined in parts shall meet the design requirements, performance parameters adjusted to a predetermined range.
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