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By dingxinautoparts | 26 July 2024 | 0 Comments

The criticality of airbags for driving car safety

The criticality of airbags for driving car safety

Airbags play a crucial role in automotive safety. It is a passive safety protection system that, when used in conjunction with seat belts, can provide effective collision protection for passengers.
According to experimental testing, in car collisions, car airbags can reduce head injury rates by 25% and facial injury rates by about 80%. In the event of a vehicle collision, the airbag can quickly inflate and deploy in a very short period of time, forming a cushioning cushion to prevent direct collision between passengers and internal components, thereby greatly reducing the degree of injury.

How airbags affect the casualty rate in car collision accidents
Airbags play a crucial role in car collision accidents, significantly reducing the casualty rate. According to relevant data statistics, the combination of airbags and seat belts can significantly reduce the degree of casualties in traffic accidents. In the event of a car collision, airbags can reduce head injury rates by 25% and facial injury rates by about 80%. This means that in the event of a collision, airbags can provide effective cushioning for passengers, reducing direct collisions between their heads and faces and interior components, thereby reducing the severity of injuries. For example, in some serious frontal collision accidents, the timely deployment of airbags effectively protects the head and face of drivers and passengers, avoiding more serious injuries and even saving lives.

The key differences of airbags in different vehicle models
There are many differences in the safety airbags of different car models. Firstly, in terms of quantity, mid to low end models usually come standard with 1-2 airbags, such as the main and auxiliary seat airbags; And mid to high end cars may be equipped with more, such as side airbags, head airbags, knee airbags, etc. Secondly, in terms of location distribution, the airbags of low-end models are mainly concentrated in the driver and passenger positions, while the airbags of high-end models are more comprehensively distributed, providing more comprehensive protection for passengers in various positions inside the car. Furthermore, in terms of performance and quality, high-end car models typically have airbags that react more quickly, inflate more evenly, and provide better protection. For example, the multi airbag configuration of some luxury car models, including side air curtains and rear airbags, can provide passengers with more comprehensive protection in side collisions and rollover accidents.

The working principle of airbags and their relationship with automotive safety
The working principle of airbags is closely related to car safety. When a car encounters a collision while driving, the airbag sensor first receives the impact signal. Once the impact force reaches the specified strength, the sensor will quickly send a signal to the electronic controller. The controller compares the received signal with the preset value, and if the airbag deployment conditions are met, it will send a start signal to the gas generator. The gas generator immediately ignites the gas generator, producing a large amount of gas. After cooling and filtering, it is quickly filled into the airbag, allowing it to break through the cushion and deploy in a very short time, forming an elastic cushion that provides cushioning protection for passengers and reduces collision injuries. For example, in a frontal collision, airbags can effectively prevent passengers' heads and chests from directly colliding with hard parts such as the steering wheel and center console, greatly reducing the risk of injury.

The importance of airbag quality for automotive safety
The quality of airbags is directly related to car safety. High quality airbags can quickly and accurately deploy at critical moments, providing effective protection for passengers. High quality airbag materials are tough and durable, with fast and even inflation speed, which can form a stable buffer zone at the moment of collision, reducing the impact force on the human body. On the contrary, low-quality airbags may have the risk of slow, uneven, or even inability to inflate, which cannot effectively protect passengers. For example, some inferior airbags failed to deploy properly during collision testing, resulting in serious injuries to the dummy, which fully demonstrates the importance of airbag quality.

Factors affecting the key role of airbags
There are many factors that affect the critical role of airbags. Firstly, the speed and angle of collision are crucial. Generally speaking, vehicles need to collide head-on with immovable solid objects at a speed of 20-30 kilometers per hour or at a specific angle and speed in order for the airbags to deploy. Secondly, the types of vehicle collisions such as frontal, side, and rear end collisions can affect the triggering of airbags. In addition, the triggering of airbags is also related to the deceleration rate of the car, which is determined by the electronic control unit based on preset standards. In addition, the quality, shelf life, and usage environment of airbags, such as high temperature and humidity, can also affect their performance. For example, long-term exposure of vehicles to high temperatures may lead to aging of airbag components, affecting their normal operation.

How to ensure the effectiveness of airbags
To ensure the effectiveness of airbags, a series of measures need to be taken. Regular inspection and maintenance are key. It is recommended to follow the requirements of the vehicle maintenance manual and visit a professional authorized service center for regular inspections, including airbag modules, sensors, wiring connections, and other components, to ensure that there is no damage, corrosion, or loose connections. Avoid unauthorized modifications to vehicles, especially those involving electrical systems and airbag systems, as improper modifications may result in system failure. Pay attention to the usage environment of the vehicle, try to park it in a dry and well ventilated place, avoid long-term exposure to sunlight and humidity, in order to slow down the aging of the airbag system. Timely update the airbag system software, pay attention to notifications from vehicle manufacturers, and ensure that the system can respond to new safety challenges. Understand and follow the precautions for using airbags, such as fastening seat belts, maintaining correct sitting posture, and not placing objects in the airbag deployment area. For example, during regular inspections, technicians will use professional equipment to detect the working status of airbags, promptly identify potential problems, and repair them.

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