All round protection of electric vehicle safety!A detailed explanation of the security capabilities

Mondo Cars Updated on 2024-01-30

**Electric Pony Assistant WeChat: dianju98, enter the Electric Pony Club group chatWhether it is in the era of fuel vehicles or new energy vehicles, safety has always been a very important existence for consumers. Even more attention is paid to new energy vehicles. Why?Because new energy vehicles are more likely to spontaneously combust than fuel vehicles. Therefore, everyone will also be more concerned. Safety and reliability have always been in Volkswagen's DNA, and in the process of transforming to electric mobility, Volkswagen has also brought this gene to the era of electrification. A few days ago, Volkswagen held IDThe visit to the GO Safety Lab demonstrated Volkswagen's strength in active safety, passive safety and battery safety. Let's explain them one by one.

1. Active Safety:iq.driveSmart driving butlerWhat is Active Safety?I believe many people have this question in their minds. In layman's terms, it is a safety system that can avoid accidents, which is called active safety. In this regard, Volkswagen IDThe IQ carried by the familyDrive Smart Driving Manager can not only bring users a comfortable travel experience, but also make users' travel safer and more worry-free.

For example, the TR**EL Assist full-speed driving assistance system can assist the driver like an "old driver", regardless of urban congestion or high-speed road conditions, it can relieve the pressure of long-term driving. The lane assist system keeps the vehicle in the middle of the lane at all times, vibrates the steering wheel to warn if there is a deviation, and makes appropriate adjustments to prevent the vehicle from unintentionally deviating.

The Trigger Lane Change system is now available in the new ID7 Vizzion. If you want to change lanes, you just need to flip the steering lever and the system will determine whether the surrounding environment is safe and automatically complete the lane change at the right time.

Another example is the front assist front safety system with automatic emergency braking function, which is mainly through the camera and ACC millimeter-wave radar to detect road conditions, if at a maximum speed of about 60 kilometers and hours to detect the front of the vehicle or pedestrian slowing down or stationary in the same direction, if it fails to respond in time, the system will prompt and intervene in time to brake, to avoid accidents or reduce damage to the greatest extent. And the system is also equipped with Emergency Assist, which can monitor whether the driver is driving normally when the driver assistance is on, and if there is an abnormality, it will remind the driver to take over the vehicle through a prompt sound and a slight brake.

If the driver is still unable to resume driving, the vehicle will use driver assistance such as lane-keeping and adaptive cruise control to control the vehicle to gradually brake in the lane, light up the emergency warning lights and unlock the door, while the emergency call function will actively contact the call center. It is worth mentioning that in terms of active safety, Volkswagen has also paid attention to more details, such as Volkswagen IDThe family models are equipped with the IQLight LED matrix headlights with automatic adjustment of high beams in 10 different lighting formats. When driving in the dark, the vehicle automatically lowers its brightness to prevent interference with other vehicles. The augmented reality head-up display (AR HUD) located in front of the instrument screen will integrate key indication information such as navigation, cruise, lane keeping, and distance from the vehicle in front with the road scene, so that the driver can go straight to the key driving information by following the indication signs without distracting the driver.

2. Passive safety:The tensile strength of key parts is about 2000 megapascalsThe second is passive safety, as we all know, the passive safety system refers to the protection of the safety of the passenger compartment through design and technical means in the event of a collision of the vehicle, and reduce the injury to the occupants in the car. So Volkswagen IDThe family has also put a lot of effort into this. For example, the body is designed with high rigidity, and ultra-high-strength hot-stamped steel with a tensile strength of about 2,000 megapascals (equivalent to the strength of an aircraft's landing gear) is used for key parts. In the event of a collision, the crosshead under the seat provides additional protection for the high-voltage battery system, minimizing safety risks in the event of a collisionIn the event of a side impact, the aluminum honeycomb anti-collision beam in the lower side sill of the body can provide side impact cushioning for the battery pack and avoid the deformation of the battery caused by the collision as much as possibleMinor collision or accident, idThe model's energy-absorbing design protects pedestrians, and the front bumper beam structure prevents pedestrians from getting caught under the car and reduces personal injury. In addition, in the event of a more serious collision, the vehicle reacts within 150 milliseconds. The vehicle will use sensors to identify the status and unlock the doors, and at the same time, the negative electrode controller inside the airbag and battery pack will also be activated to ensure safety. The three-point seat belt with a tubular detonation device can be triggered in the event of a collision, and in conjunction with the seat belt restraint device, the shoulders and abdomen of the front occupants are tightened in two directions, allowing the user to better secure the seat, and cooperate with the airbag to reduce the damage caused by the collision.

And when the accident occurs, even if the vehicle loses power, it will not affect the SOS call system, because it has an independent power supply. Currently, Volkswagen IDFamily models, including SAIC Volkswagen ID4 x、id.6 x、id.3. FAW-Volkswagen ID6 crozz、id.4 CROZZ vehicle safety has received positive reviews in China's authoritative crash tests.

3. Battery safety:Modular design in the style of "chocolate".Battery safety is the most critical safety of new energy vehicles. Although the current new energy vehicles are advertised what kind of experiments the battery has undergone and what kind of safety it can provide. However, ** incidents will still often be seen on the news, indicating that battery safety drawbacks still exist. Volkswagen has been well thought out from the beginning of development, and some of its key safety features are designed and verified using redundant design and verification methods that go beyond the prevailing standards. First of all, in terms of design, Volkswagen has adopted a "chocolate" modular design, which allows engineers to flexibly adjust the number of battery modules according to user needs to meet different vehicle and range needs. In addition, the lower shell of the battery pack adopts a honeycomb aluminum alloy design, combined with the welding form of profile beams and longitudinal beams, which not only ensures the high strength of the battery pack, but also makes the battery pack have the characteristics of both light weight and high energy density.

In addition, the high-strength aluminum guard plate with integrated stamping at the bottom protects the battery pack from impact damage such as potholes on the road surface and flying stones.

Second, the independent and efficient thermal management system keeps the battery in normal operation at temperatures ranging from -30 to -55Even at extreme temperatures, the battery can be kept in a comfortable operating temperature range of 15 to 30 by heating and cooling the coolant. In addition, the liquid cooling system located under the battery pack is also equipped with a high-efficiency thermally conductive adhesive to keep the temperature difference between the cells within 3, improving battery safety. In addition, Volkswagen's battery packs are also designed with sophisticated corrosion protection, including a seal, liquid sealant and wax. With the blessing of these high-strength materials and special treatment, it can meet the dustproof and waterproof standards of IPX8 and IP6K9K, and is suitable for most car environments and climatic conditions.

In addition, the battery management system (BMS) can monitor the battery status, and can provide timely and effective warnings in case of abnormal conditions. In the event of a high-voltage short circuit, the system will actively cut off the power to the high-voltage system, further reducing the risk of thermal diffusion.

It is worth mentioning that idThe battery of the model has undergone a number of high-intensity and rigorous tests, and can maintain normal function throughout the life cycle. Summary:As the most commonly used means of transportation for friends, safety must be at the forefront, and ID. based on the MEB platformThe family model has always paid attention to the fine polishing of all aspects of the product, and can provide all-round protection for all occupants in terms of active and passive safety and battery safety, which is still worthy of praise!

If you are interested, have questions, and want to ** new energy vehicles, you can scan the following *** inElectric foal-New energy vehiclesDeliveredFlow swarms。If *** fails, you can also add WeChat dianju98 to join the group.

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