Public data shows that the self ignition rate of new energy vehicles in the first quarter of 2023 will increase by 32% year on year, On average, about 8 new energy vehicles have fire and other safety accidents every day, and the safety of new energy vehicles has become one of the main concerns affecting users' purchase. Chery high-end brand Xingtu inherits the concept of technological car building and safe car building, and its first pure electric flagship, "Super Smart SUV" Star Epoch ET, has fully considered users' simplest safety demands from the design stage, and successfully challenged the industry's first "31.9 meter industry super difficult free fall test in the air" with super safe product strength, "Safety is the greatest luxury" was staged under the witness of all network users.
The lowest point of Epoch ET before falling was 31.9 meters from the collision surface, and it vertically hit a 4 cm thick steel plate on the ground under the high voltage power on state of the whole vehicle. The speed of contact with the ground exceeded 90 km/h, and the collision energy was 3.24 times of the current CNCAP test standard. In the end, Epoch ET has withstood severe challenges. The front cabin is designed to fully collapse and absorb energy, the ABC column is not deformed, and the crew compartment is complete, ensuring the crew's living space; According to the on-site inspection by the engineer, the vehicle door is normally opened, the airbag is normally ignited, the seat is not invalid, the high-voltage system is automatically powered off, and the battery pack is not ignited, exploded, or burst No leakage of smoke and electrolyte, and the insulation resistance meets the requirements.
Dr. Meng Xianming, the chief expert of China Automotive Technology Research Center Co., Ltd., said: "In this Epoch ET challenge test, the collision speed is higher than the current regulations, the challenge process has strict requirements on vehicle safety quality, the collision results meet the requirements of this test assessment, and the test is successful."
Expert sharing after the experiment, professor and doctoral supervisor of Hunan University, Deputy to Safety Branch of China Society of Automotive Engineering director Cao Libo, a member of the committee, sincerely sighed: "If our vehicles have higher safety If the performance is redundant, more passengers can be protected in actual traffic accidents. So for Star Era ET, dare to challenge higher safety water Ping, I think this is worthy of industry recognition and encouragement. "
Global Five Stars Security development verification and creation "Super safe" body structure
Star Epoch ET is built on the basis of domestic and international double five-star safety standards, and adopts 2.0 cage type space capsule. The vehicle height, strength, steel and aluminum consumption is up to 88%, and the compressive strength of the roof is more than 11 tons, which can support 5 times of its own weight. The solid body has strong load-bearing capacity, and can maximize its deformation resistance in the event of accidents such as falling objects in the air or rolling collision of vehicles, Provide sufficient protection and activity space for the personnel inside the vehicle.
At the same time, Epoch ET integrated anti-collision protection system also has excellent and efficient energy absorption during collision The effect can further ensure that the main structure is not damaged. Based on multiple force transmission paths and integrated door knocker structure design, Star Era ET can effectively disperse the impact force of the collision by using the design concept of resistance and transmission, through the through mesh structure in the threshold, two ring structures in the body and three through seat beams at the bottom, so that after the vertical fall collision in the extreme air, the A pillar and the passenger compartment remain intact, Create space and opportunities for survival rescue and self rescue of passengers in the vehicle.
In addition, during the impact of this test, the airbag in the passenger compartment popped out, which was in line with the expected impact stress state when landing, and also benefited from the all-around restraint system design of Epoch ET. The 125 liter super volume co pilot airbag was adopted, and the length of the side airbag curtain from the A pillar to the D pillar reached 2368 mm. The airbag immediately filled and protected in place after the crash, and it was fully deployed quickly and cleanly. In case of unavoidable danger, Epoch ET not only has the "outer rigid" body to offset the impact, but also has the "inner soft" protection to resolve the residual force, which together constitute the most authentic and effective ultimate safety defense for the car owner and the passengers.
"Super safe" 100% battery design
Star Epoch ET successfully completed the first air fall challenge in the whole network and the first in the industry. Although there were many dangers and difficulties, the bottom battery structure was confirmed by the site engineer. The high-voltage system was automatically powered off, and the battery pack was not on fire, exploded, or burst The smoke and electrolyte did not leak, and the insulation resistance met the requirements. The performance of "super safety" was inseparable from the "1+8+1 battery high safety system" and full battery safety design of Epoch ET.
Crashworthiness and compression resistance In terms of performance, Epoch ET adopts a full frame battery protection design to ensure zero deformation of the power battery. The bottom protection of the battery uses 1300MPa hot formed steel bottom guard, which can meet the requirements of 33kN bottom ball hit, single point three consecutive 120J dynamic ball hit. The battery can show excellent stability whether it is falling tens of meters in the air or encountering other strong external shocks Sex and security Sex, easy to deal with the raised manhole cover, raised hard objects, roadside More than 30 typical user scenarios, such as steps.
At the same time, the battery cells are equipped with aviation grade aerogel pads, which are temperature resistant to 1200 ℃, with ultra-low thermal conductivity, all-round efficient thermal insulation protection, to avoid thermal diffusion, and are super fire-resistant and heat-resistant Performance, which effectively reduces the probability of battery fire. The battery is also waterproof to military grade IP68, and can be immersed in vibration for 48 hours without water ingress. In addition, the Epoch ET battery has successfully passed the mechanical impact test, serial bottom scraping test, serial submergence test, thermal runaway and other battery safety tests far beyond the national standard. It has achieved no fire, no explosion, no leakage, no water ingress, the battery is in good inspection condition, and 100% battery safety protection, so that users will no longer worry about pure electricity travel.
All round detail protection of "super security"
In addition to the visible hard core strength, Epoch ET has also worked hard in invisible places, providing a full range of security services and comprehensive intelligent security configuration, and its strength protects the safe travel of every user. Epoch ET is specially equipped with a life emergency rescue system, which can be triggered and rescued in case of collision, injury, coma, communication failure and other emergencies flat The station provides rescue services such as alarm, 24-hour rescue and automatic call back, and links with relevant rescue agencies to play a role in the user's distress, and safety rescue is the first step.
In terms of intelligent driving auxiliary safety, the whole vehicle is equipped with 30 ultra long range high-precision laser radars, high-precision millimeter wave radars, etc The performance sensor can carefully help the car owner to see and hear from all directions, actively predict and avoid danger in real time, and help Cheyouan to walk mentally; At the same time, the dual Nvidia Orin-X chips with 508TOPS computing power can be used to achieve active safety AEB, high-speed navigation, urban navigation, intelligent parking, intelligent cabin intelligent driving and other NEP full scene intelligent driving assistance, effectively alleviating the driver's fatigue for long distance and long time driving. The novice driver can also start and stop easily and accurately on the road, so that users can enjoy the convenient intelligent driving life of "people and vehicles in one".
It is particularly worth mentioning that as the first high-end pure electric SUV in the industry to be awarded the "NESTA Six dimensional Electric Safety" certification, the "Super Safety" comprehensively covers the six dimensions of charging safety, electromagnetic safety, functional safety, high-voltage safety, battery safety, and fire safety, and comprehensively guards every safe trip.
Safety is the premise of all good trips. "Super Smart SUV" Star Epoch ET, as the best electric SUV within 500000, has won recognition and affirmation from the industry, market and users by virtue of its five all-round product strengths of "super safety, super endurance, super comfort, super driving control and super intelligence", Leading all the way China's high-end new energy SUV is moving towards a new independent highland. Looking forward to the future, Star Era ET will "stay together and go far" with more and more users, and enjoy the beautiful travel experience of high-end new energy!
Disclaimer: There are risks in the market, so you should be careful! This article is for reference only, not for sale basis.
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