Electric car Ping An Luo Sugar daddy Shengmen


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In any forum on a vertical car website, you can always see three-word discussions, or even disputes about the safety of electric cars.

There have been several pure electric car fires, and the question of the new power car safe has once again pushed the topic of the new power car safe, and people’s sense of distrust of the new power car safe has been reduced again.

In the 19th century Britain, it took 30 years to prove its own safety and convenience. In 21st century China, how long does it take to prove its superiority of “using electricity”?

(Source: WeChat public account “Router Club” “I will be taken to check tomorrow, and then we will post a letter ID: roadbook Author: Connecting with the car career)

The new dynamic car “notorized” Ping An

On August 13, the pure electric car Ola R1, a subsidiary of Changcheng, caught fire at the charging station. This is the “brand first burning” of Ola.

On August 18, Sugar baby Less than two months after the Tesla Shanghai spontaneous combustion investigation report was released, another Tesla caught fire in a third-party repair in Hangzhou, and the fire has not been announced.

Earlier, there were fires involving NIO and Biadi and other car companies.

Accordingly, on August 18, the New Power Automobile National Data Alliance released the “New Power Automobile National Monitoring Platform Major Data Safety Monitoring Results Report”. The data sent to this report is 5 in 2019 Since the month, the National Supervisory Platform of New Power Automobile has discovered a total of 79 new power automobiles, with 96 touching and driving – 3 months, nearly 100.

The frequent fires of electric vehicles have obviously left a deep impression on consumers. According to the Sugar baby Statistical data: In the first half of this year, discussions on safety issues such as spontaneous combustion of new power vehicles were mentioned 54,418 times in the forum. In the same way, the number of times mentioned in the Autohome Forum in previous years was 3,591 times, which is the difference. 14 times.

When the reduction in July came, Ping An issue added another layer of obstacle to the growth of new power vehicles in China. Similarly, in the Automobile Home’s research, the potential consumer group’s reception of new power vehicles has reached 20Sugar baby 71.9% in 2018 fell to 50.4%.In addition to the reasons for the reduction of slope reduction, it is difficult to say that it has not been affected by the safety of new power vehicles.

The frequent occurrence of new power cars has brought about an additional impact. The debate on who is safer to fuel vehicles and new power cars has been increasingly serious since then. Who is more flammable and explosive? In various forums such as Automobile Home, Car Emperor, Zhihu, and even Tiger Charge, the “Pushistory” and “Pushistory” plan are well-organized. The “Pushistory” and “Pushistory” plan are divided into good business. The use of examples, comparison methods, empathy, theoretical analysis, appearance methods and other methods must be more stable in terms of fuel vehicles and new-powered vehicles.

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Of course, the most convincing thing about standard chemical products like automobiles is still the data method. In July this year, Tesla released its second-quarter Ping An report, saying that Tesla’s electric vehicle models will only cause a fire to occur once every 170 million miles per vehicle; and the data provided by the American Fire Protection Association and the Department of American Road is that there will be a fire to occur every 19 million miles per vehicle in the United States. In other words, Tesla’s fire hazard is one-nineth of the average level of the automobile industry.

Unfortunately, this data does not directly compare the fire probability of fuel vehicles and new power vehicles, and Tesla’s safety data cannot reflect the degree of the entire industry of new power vehicles.

If you want to do a full-line business comparison, there is Manila escort.net/”>Pinay escortThe two sets of data can be used for reference.

According to data from the american Fire Association, in 2015, ameManila escortcan has a total of 174,000 car fires (97% of which are non-variable), and in this year, american’s car ownership was 264.1944 million. To count, the fire rate of american cars in 2015 was about 6.6 percent.

The new power car country The data related to China sent by the Alliance is 96 yuan in three months. According to the worst forecast, the changes in the fires of new power cars this year will not exceed 4 million yuan. At the same time, the number of new power cars in the country today is 3.44 million yuan. After the conversion, the fire rate will be between 1.1-1.2% of the 10,000 yuan.

From the comparison of China-US data, new power carsSugar baby seems to be less flammable than fuel cars. But considering that american has a large number of old cars that are still retired, it is more accurate to say that at most, new power cars have not shown a higher safety hazard than fuel cars.

But the result is that people often review the safety performance of new power cars with doubts.

The top priority of battery safety

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Because there is no authority and direct data comparison, it is still not difficult for new power cars to self-verify on safety issues in a short period of time. It can be seen that people still hold double standards for the fires between fuel cars and new power cars – “Is the fuel car stuck? Normal”.

“New power car caught fire? Big event. ”

On the one hand, the reason is that people are naturally suspicious of new things. On the other hand, the social preface on the side of the re-report and selective reports of new power cars on the side of the fire of new power cars has also reduced the impact of new power cars on the fire of new power cars to a certain level.

This is a new power car that does not want to carry but has to carry new things.

Ping An is a big one, Manila escortFuel cars were carried the same during the struggle with the horses.- In 1865, the British Congress passed a Red Flag Act, which stipulated that every motor vehicle driving down the road must be driven by three people, one of which must be guided 50 meters away from the rear of the car, and the red flag must be used to drive the motorway, and the speed cannot exceed 4 miles per hour (6.4 kilometers per hour). The bill passed is very simple: the motor vehicle looks not very safe.

Referring to history, there were no more cars than car in the beginning of the invention. Similarly, new power cars still have a lot of space worth improving in terms of safety. The “New Power Automobile National Monitoring Platform’s Data Safety Supervision Results Report” mentioned that in its statistical safety changes, 58% of car fires are caused by battery problems.

Moreover, traditional fuel vehicles have fires mostly due to mechanical problems and aging of lines, and the battery safety problems of new power vehicles are especially raised. Specifically, the important safety problems brought by batteries to new power vehicles are now in the following two aspects:

First, batteries are the most important source of fire for vehicles. Second, the new idea: love Sugar baby Yishengli Automobile car is equipped with a large number of batteries, and it will be difficult to persecute. Persecution is even greater than that of a fuel car.

Without the invasion of external forces, fuel vehicles will hardly start to burn from the fuel tank, but the biggest fire hazard of new-powered cars is often in the battery system. The battery has many energy resources, and the key word that never goes back at the beginning is the core divergence.

For the power battery industry, ensuring the divergence of the produced cores is almost the foundation of Anjulu Industry. Because the battery system of a platform is composed of a large number of cores, their mission is happy too suddenly. The environment is similar. At this time, it is guaranteed that the “body quality” of each core is similar or at most, especially nearby. Once a core has a difference due to the inconsistent physical quality, it will cause a closed reaction of the battery system.

To make a metaphor, if each core is compared to a cup, the charging process is compared to a uniform water flow, if some cups differ from others and have a capacity of only half of the other cups, then, as a result, these cups will be “full of water” – on the electrochemical surface, this means that the core will overcharge, heat, and expand, once it exceeds the “heat loss control”Sugar baby The boundary temperature will catch fire and ignite the battery module or even the whole tank. href=”h TC:


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