Recently, during the driving of a pure electric bus, the rear battery suddenly smoked. It is understood that this is the third spontaneous electric bus battery that occurred in Tianjin within a month. Although there have been no casualties, such frequent traffic smoulders and fires have caused many citizens to worry. The pure electric buses frequently catch fire. What kind of hidden dangers exist?
A "fire" in the cold winter: pure electric bus smokes three times in a month
According to the "@天津å‘布" report, on November 21, when a 638-channel pure electric bus drove to the nearby Red Flag South Road University of Technology, the rear battery suddenly smoked. Passenger Zhang said that at 1300, the 638 bus was traveling south to north along the Hongqi South route in Nankai District. Just after exiting the station from the Polytechnic University for more than 20 meters, passengers smelled the smell behind the car. Passengers have reminded drivers to pay attention. The driver immediately parked the car on the side of the road, opened the door, and then turned off the fire. At this point, smoke has appeared at the rear of the car. The driver evacuates the passengers inside the car and gets off the car, and picks up the fire extinguisher to the rear of the car. When the driver found that the battery compartment was emitting heavy smoke, he opened the battery compartment door and sprayed it with a fire extinguisher. The bus is no longer able to travel.
Under the same Weibo, “@天津å‘布†around 10:40 am on October 23, near the intersection of Jinbei Road and Tongjianhai Road in Dongli District, the position of the rear cabin of a 666 pure electric bus body suddenly Smoke and fire, the driver promptly opened the door to evacuate more than a dozen passengers, no one was injured. The fire department fires the fire and extinguishes the fire in ten minutes.
At about 18:30 on the evening of November 2, a 862-way pure electric bus that sailed from Haitai South Bus Station to the city to the vicinity of Jinjing Road and Haitai Development Road No. 2, the battery compartment at the rear of the car suddenly Smoke and fire. After the driver of the car stopped evacuating the passengers, he used a fire extinguisher to spray the rear of the car, but failed to extinguish the fire on the car. The firefighters arrived quickly and sprayed water to save. After the fire on the car was extinguished, someone removed the battery in the battery compartment of the bus.
The bus company responded: "This is not our responsibility"
Yesterday, the reporter got in touch with Tianjin Public Transport Corporation. The staff told reporters that 638 Road, 862 Road and 666 Road belong to Tianjin Public Transportation Company, but for the reasons of the three electric bus fires, the taiji between the various departments, let's see how the reporter is "back and forth" Kicking" -
Bus three company office staff:
I don’t know about this, the security department is responsible for related issues such as bus fires.
Bus three company security section staff:
Not aware of the situation, the technical department is responsible
Bus three technical staff:
I am only responsible for the inspection of the bus. "We will do our own thing, and I have not heard about the fire."
The reporter called the bus company office again, and the staff replied: "It is the safety department. If they don't know, it is useless to ask us."
Subsequently, the reporter got in touch with the 638 bus team. The staff heard that the reporter wanted to know the cause of the bus fire a few days ago and said: "I will call you back later." After that, the reporter called the team several times and then no one answered. . At the time of writing, the team still did not reply.
Electric Vehicle Service Company : Immediately disable the same batch of batteries involved in this incident
On November 22nd, the bus company of the 638 bus belonged to the media and said, “When the 638 bus was dragged back to the Haitai comprehensive charging and replacement station yesterday, it was resumed after replacing the battery.†Therefore, they believe that the cause of the failure is the battery itself or the "hidden danger" buried in the charging process.
Yesterday, the reporter interviewed the “Haitai Comprehensive Charge and Replacement Power Station†mentioned by the bus company. It is understood that the 638 and 862 pure electric buses that are ignited by the fire are all replaced by the Haitai integrated subordinates of the Tianjin Electric Vehicle Service Company. The power station is opened. The staff said that it would not be caused by improper charging. "Our charging process is 100% safe and in compliance with regulations." Mr. Guo said that the battery in electric bus is provided by the battery manufacturer, and the charging station will rent the battery for a long time. The manufacturer's battery, so the ownership of the battery is still owned by the battery manufacturer.
Yesterday evening, the Tianjin Electric Vehicle Service Company, which was responsible for the operation of the Haitai Charger Power Station, sent a response to the incident to the reporter:
In response to the recent fire incident in the battery compartment of electric buses, the Tianjin Electric Vehicle Service Company, which is responsible for the operation of Haitai Charge and Power Station, attaches great importance to it. It will work with bus companies and battery manufacturers to organize professional technicians to carefully analyze the cause of the accident. In the analysis.
In order to ensure the safe driving of electric buses and take the initiative to check for safety hazards, Tianjin Electric Vehicle Service Company immediately took the following measures: First, immediately deactivate all 60 sets of batteries in the same batch involved in this incident; And the battery for comprehensive safety testing to eliminate safety risks; Third, electric vehicle service companies, battery suppliers, and bus companies refine the emergency response plan and carry out retraining of bus drivers in the “pocket book†mode.
It is understood that the electric bus fire has appeared many times in the country, and similar accidents have occurred in Shanghai, Xiamen, Shenzhen and other places. It is a good thing that electric buses are good for environmental protection, but the safety of bus batteries needs to be improved.
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