GB 20072-2024 The requirements of safety in the event of rear-end collision for passenger car
1 Scope
This document specifies the general requirements, technical requirements and test requirements of passenger car in the event of rear-end collision, and gives the judgment rules on the same type.
This document is applicable to vehicles of Category M1.
2 Normative references
The following documents contain provisions 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 11551-2014 The protection of the occupants in the event of a frontal collision for motor vehicle
GB 18296 Safety property requirements and test methods for automobile fuel tank and its installation
GB/T 31498-2021 Post crash safety requirement for electric vehicle
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
passenger compartment
space to contain passenger and enclosed by top cap, floor, side wall, vehicle door, glass window and front wall, rear wall or support plate of rear seat backrest and electrical protective barrier and enclosure that prevent the passenger from contacting live parts.
[Source: GB/T 19596-2017, 3.1.2.2.5]
3.2
kerb mass
mass of vehicle in operating condition excluding driver, occupant and cargo
Note: Fuel tank (if available, need to add 90% of the total capacity of fuel) and/or on-board energy storage device, coolant, lubricating oil capacity shall meet the requirements of the manufacturer and with on-board tools and spare tires (if provided as standard equipment by the vehicle manufacturer).
3.3
fuel tank
independent tank assembly fixed on an vehicle for storing fuel, which is assembled by fuel tank body, refueling pipe, refueling port, fuel tank cap, pipe joint and other accessory devices
[Source: GB 18296-2019, 3.1, modified]
3.4
rechargeable electrical energy storage system; REESS
energy storage system that is rechargeable and can provide electrical energy
Note: Energy storage systems that power starting engines, lighting, or other vehicle assistance systems are not included.
[Source: GB 18384-2020, 3.1, modified]
3.5
automatically activated door locking system
system that automatically locks doors at a speed preset by the vehicle manufacturer or under other conditions set by the manufacturer
4 General requirements
Foreword II
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
5 Technical requirements
6 Test requirements
7 Judgment on the same type
8 Implementation of this standard
Bibliography
