|
|
||||||||||||
QC/T 1082-2017 PDF EnglishSearch result: QC/T 1082-2017
QC/T1082-2017 (QCT1082-2017): PDF in EnglishQC/T 1082-2017 AUTOMOBILE INDUSTRY STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 43.040.50 T 23 Electromotor for automobile electrical power steering ISSUED ON: APRIL 12, 2017 IMPLEMENTED ON: OCTOBER 01, 2017 Issued by: Ministry of Industry and Information Technology of PRC Attachment: Number, name and date of implementation of 22 automotive industry standards No. Standard number Standard name Number of standard replaced Date of implementation 301 QC/T 727-2017 Instrument for automobile and motorcycle QC/T 727-2007 2017-10-01 302 QC/T 803-2017 Oxygen sensor for automobile QC/T 803.1-2008 2017-10-01 303 QC/T 1072-2017 Gear position sensor for automobiles 2017-10-01 304 QC/T 1073.1-2017 Accelerometers for automobiles - Part 1: Linear accelerometers 2017-10-01 305 QC/T 1074-2017 Technical specifications for automotive parts remanufacturing products 2017-10-01 306 QC/T 1075-2017 Technical conditions for metal honeycomb carrier of exhaust catalytic converter 2017-10-01 307 QC/T 777-2017 Technical conditions for electromagnetic fan clutch of automobile QC/T 777-2007 2017-10-01 308 QC/T 1076-2017 Performance requirements and test methods for continuously variable transmission (CVT) 2017-10-01 309 QC/T 1077-2017 Terminology and definitions for classification of automatic control transmission for automobile 2017-10-01 310 QC/T 1078-2017 Advertising vehicle 2017-10-01 311 QC/T 1079-2017 Suction & delivery vehicle 2017-10-01 312 QC/T 1080-2017 Mobile loudspeaker for popularization of science 2017-10-01 313 QC/T 1081-2017 Electric power steering device for automobile 2017-10-01 314 QC/T 1082-2017 Motor for electric power steering device of automobile 2017-10-01 315 QC/T 1083-2017 Controller for electric power steering device of automobile 2017-10-01 316 QC/T 1084-2017 Sensor for electric power steering device of automobile 2017-10-01 317 QC/T 1085-2017 X-ray testing for light-alloy wheel of motorcycle 2017-10-01 318 QC/T 1086-2017 Technical conditions for range extenders for electric vehicles 2017-10-01 Table of Contents Foreword ... 7 1 Scope ... 8 2 Normative references ... 8 3 Terms and definitions ... 9 4 Technical requirements ... 10 5 Test methods ... 13 Electromotor for automobile electrical power steering 1 Scope This standard specifies the general requirements, technical requirements, test methods for electromotor for automobile electrical power steering. This standard applies to electromotor for automobile electrical power steering (hereinafter referred to as motors). 2 Normative references The following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) are applicable to this standard. GB 755 Rotating electrical machines - Rating and performance GB/T 2423.1 Environmental testing for electric and electronic and electronic products - Part 2: Test methods - Tests A: Cold GB/T 2423.2 Environmental testing for electric and electronic products - Part 2: Test methods - Tests B: Dry heat GB/T 2423.3 Environmental testing - Part 2: Testing method - Test Cab: Damp heat, steady state GB/T 2423.17 Environmental testing for electric and electronic products - Part 2: Test method - Test Ka: Salt mist GB/T 2423.22 Environmental testing - Part 2: Tests methods - Test N: Change of temperature GB/T 5179 Terms and definitions of automotive steering system GB/T 2423.34 Environmental testing - Part 2: Test methods - Test Z/AD: Composite temperature/humidity cyclic test GB/T 4942.1 Degrees of protection provided by the integral design of rotating electrical machined (IP code) - Classification GB 7345 General requirements for electrical machine for automatic control 3.6 Moment of inertia, J A measure of the inertia (the characteristic that a rotating object maintains its uniform circular motion or stationary) as the rotating member rotates about the axis. 4 Technical requirements 4.1 General requirements 4.1.1 Motor. The motor is manufactured in accordance with the product drawings and technical documents as approved by the prescribed procedures. 4.1.2 Working temperature. The motor shall be able to operate normally within the temperature range of - 40 °C ~ +85 °C or +105 °C (the motor for electric power steering is installed outside the cab). 4.1.3 Relative humidity. The relative humidity that the motor can withstand shall be ≤ 95% RH. 4.1.4 Working voltage. 4.1.4.1 Nominal voltage: 12 V or 24 V. 4.1.4.2 Allowable voltage variation range: a) 10.8 V ~ 16 VC (nominal voltage 12 V); b) 21.6 V ~ 32 V (nominal voltage 24 V). 4.1.5 Direction of rotation of motor. Clockwise and counterclockwise alternate in both directions. 4.1.6 The motor is a short-time working system. According to the provisions of GB 755, The S2 is 3 min. 4.1.7 Requirements of testing instruments and equipment. 4.1.7.1 Within the temperature range of 23 °C ± 5 °C, the measurement accuracy of the torque, force, speed, current, voltage shall not be less than 0.5% The noise at rated speed shall meet the manufacturer's requirements. 4.2.5 Insulation’s withstanding voltage performance and insulation resistance. 4.2.5.1 Insulation’s withstanding voltage performance. The motor is not allowed to have spark flashing or breakdown. 4.2.5.2 Insulation resistance. At room temperature, the insulation resistance between the lead wire of the motor and the casing shall be ≥ 50 MΩ. After the combined temperature/humidity cyclic test, the insulation resistance between the lead wire of the motor and the casing shall be ≥ 1 MΩ. 4.2.6 Static friction torque and fluctuations. The static friction torque and fluctuation of the motor shall meet the manufacturer's requirements. 4.3 Environment 4.3.1 Temperature shock. After the test, the motor shall be able to work normally and shall meet the requirements of 4.2.1. 4.3.2 Combined temperature/humidity cycle. After the test, the motor shall be able to work normally and shall meet the requirements of 4.2.1. 4.3.3 Corrosion resistance. 4.3.3.1 After the corrosion resistance test, the motor shall be able to work normally and shall meet the requirements of 4.2.1. 4.3.3.2 The area of white spot of surface corrosion shall not exceed 20%. It does not allow for red rust spots (only the exposed parts of the motor and device after assembly are evaluated). 4.3.3.3 The surface protection layer shall meet the requirements of TQ6 in QC/T 484. 4.3.4 Dustproof and waterproof. When the motor is installed outside the cab, the motor (only the exposed parts of the motor and the device after assembly are evaluated) shall meet the requirements for dustproof and waterproof. The degree of protection shall reach IP65. 4.4 Durability and mechanical strength 4.4.1 Durability (environmental operating life). 4.4.1.1 After the motor is subjected to durability test, it shall meet the requirements of 4.2.1. 4.4.1.2 The change of noise after the test shall be ≤ 30%. 4.4.2 Vibration. 4.4.2.1 After the motor is subjected to vibration test, it is not allowed to have visible crack or fracture. 4.4.2.2 It shall meet the requirements of 4.2.1. 5 Test methods 5.1 Test conditions 5.1.1 Temperature deviation. This standard specifies that the temperature deviation in the test method shall be ± 2 °C, unless otherwise specified. 5.1.2 Test voltage. This standard specifies a test voltage of 12 V ± 0.5 V (nominal voltage 12 V) or 24 V ± 1 V (nominal voltage 24 V), unless otherwise specified. 5.1.3 DC power supply for test. It may use the automotive battery or otherwise the DC regulated power supply which has a parallel ripple coefficient ≤ 0.5%. 5.1.4 Installation of motor. The motor is mounted flat on the test bench, unless otherwise specified. 5.2 Performance 5.2.1 Basic performance of motor. 5.2.1.1 After the motor is powered on, apply the rated voltage. Measure the unloaded speed n0 and the unloaded current I0. 5.2.1.2 After the motor is powered on, apply the rated voltage and set the rated .......Source: https://www.ChineseStandard.net/PDF.aspx/QCT1082-2017 |