Standard No.:	QC/T 1168-2022
English Name:	Performance requirements and bench test methods for vchicle electric air compressor
Chinese Name:	汽车用电动空气压缩机性能要求及台架试验方法
Professional Classification:	QC    Professional Standard - Automobile
Source Content Issued by:	MIIT
Issued on:	2022-04-08
Implemented on:	2022-10-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	6000 words
Translation Price(USD):	180.0
Delivery:	via email in 1~3 business day

Performance requirements and bench test methods for vehicle electric air compressor 1 Scope This standard specifies the terms and definitions, performance requirements, and bench test methods for vehicle electric air compressors. This document is applicable to electric air compressors used in pneumatic braking systems of commercial vehicles, and may be referenced for those used in other vehicles. 2 Normative references The following documents contain requirements which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB 755-2019 Rotating electrical machines - Rating and performance GB/T 2408-2021 Plastics - Determination of burning characteristics - Horizontal and vertical test GB/T 3853-2017 Displacement compressor - Acceptance tests GB/T 4208-2017 Degrees of protection provided by enclosure (IP code) GB/T 4975 Displacement compressors vocabulary－General GB/T 4980 Determination of sound level for noise emitted by displacement compressors GB/T 7777 Measurement and evaluation of mechanical vibration of displacement compressors GB/T 10125-2021 Corrosion tests in artificial atmospheres - Salt spray tests GB/T 18488.2-2015 Drive motor system for electric vehicles - Part 2: Test methods GB/T 18655-2018 Vehicles, boats and internal combustion engines - Radio disturbance characteristics - Limits and methods of measurement for the protection of on-board receivers GB 19153-2019 Minimum allowable values of energy efficiency and energy efficiency grades for displacement air compressors JB/T 7662 Displacement compressor vocabulary - Rotating compressor JB/T 9107 Reciprocating compressors - Vocabulary QC/T 413-2002 Basic specifications for automotive electrical equipment QC/T 29078-2016 Performance requirements and bench test methods of vehicle air compressor 3 Terms and definitions For the purposes of this document, the terms and definitions given in GB/T 3853-2017, GB/T 4975, JB/T 7662 and JB/T 9107 and the following apply. 3.1 electric air compressor air compressor with power supplied by a motor 3.2 rated speed speed of the air compressor corresponding to rated speed of the drive motor Note: Rated speed is expressed in r/min. 3.3 rated discharge pressure rated working pressure of the electric air compressor matched with the vehicle it is mounted on Note: Rated discharge pressure is expressed in MPa. 3.4 rated condition condition where the electric air compressor runs at rated speed when the first-stage suction pressure (absolute) is 0.1 MPa, the suction temperature is 293 K, and the discharge pressure is rated one 4 Performance requirements 4.1 Volumetric flow The test shall be carried out according to 5.6 of GB/T 3853-2017. The volumetric flow of an electric air compressor under rated condition shall meet the requirements of product technical documents.

Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Performance requirements 5 Test method