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How Long Does It Take to Fully Charge a New Energy Vehicle?

2 Answers

LeJesse

08/28/25 3:56am

New energy vehicle charging time depends on the type of battery your car has and its capacity. Generally, fast charging for electric vehicles takes about 30 minutes to reach 80% capacity. To protect battery safety, the charging current must be reduced, making the time to reach 100% longer. Slow charging typically requires 6-12 hours. Relevant information about car batteries is as follows: 1. Introduction: A car battery, also known as a storage battery, is a type of battery that works by converting chemical energy into electrical energy. Typically, the term 'battery' refers to a lead-acid battery, which is mainly made of lead and its oxides, with a sulfuric acid solution as the electrolyte. 2. Working Principle: It uses lead plates filled with sponge-like lead as the negative electrode, lead plates filled with lead dioxide as the positive electrode, and 22-28% dilute sulfuric acid as the electrolyte. During charging, electrical energy is converted into chemical energy, and during discharging, chemical energy is converted back into electrical energy.

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LaneDella

09/10/25 2:28am

I think charging time really depends on your car and method. Different electric vehicles have batteries of varying sizes, with small cars possibly around 80 kWh and large SUVs potentially over 100 kWh. If you use a home slow charger with a power of only about 7 kW, it takes 8-12 hours to reach 100%, like plugging in at night and it's ready by morning. But with fast charging stations, like those with 120 kW, you can reach 80% in about 30 minutes, and then it might take twice as long to get to 100% due to the system protecting the battery. Temperature also affects it; in winter, you need to preheat the battery to charge faster. The charging curve is crucial—speed slows down after 80%, so it's best not to fully charge for daily use. My advice is to check your car's manual to confirm the maximum charging rate, avoid frequent fast charging to reduce battery wear. In short, charging time can range from half an hour to 12 hours, depending on where you're charging.

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What is the full name of Subject 4?

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