
The charging speed of Tesla at State Grid is approximately two hours. Below is relevant information about engines: 1. Concept: An engine (Engine) is a machine capable of converting other forms of energy into mechanical energy, including internal combustion engines, external combustion engines, jet engines, electric motors, etc. For example, an internal combustion engine typically converts chemical energy into mechanical energy. The engine can refer to both the power generation device and the entire machine including the power unit. 2. Precautions: Regularly check the engine compartment for engine oil, brake fluid, and antifreeze to ensure they are sufficient, not deteriorated, and within the replacement cycle. These fluids are like the lifeblood of your vehicle; they must be replaced when due to ensure smooth fluid circulation.

When I charge my Tesla using State Grid, the speed varies significantly. Generally, on State Grid fast chargers, DC charging can reach around 50 to 120 kW. For example, on a 120 kW charger, a Tesla can charge up to 100 kW at peak, allowing a charge from 20% to 80% in about half an hour, adding over 200 km of range. However, the speed isn't constant: the charger's power is key—State Grid has various models ranging from small 60 kW chargers to large 150 kW ones, with more high-power options in big cities; the car itself also plays a big role, especially when the battery SOC is low, charging is faster, but slows down above 80%; temperature also affects it—charging speed drops in winter or extreme heat to protect the battery. For daily use, it's quite convenient, with good coverage at highway rest areas and urban charging stations. I usually check the charger status via an app beforehand to pick a high-power station and avoid unnecessary waiting.

Charging speed involves multiple variables. When charging at State Grid stations, Tesla typically offers AC slow charging and DC fast charging. Slow charging uses AC piles with around 7kW, capable of fully charging overnight, ideal for home parking. Fast charging DC piles deliver 60-180kW power - for instance, a Tesla Model 3 can reach peak power of about 100kW on a 120kW pile, taking only 25 minutes from 20% to 80%. However, many factors affect speed: the charging pile's maximum output, vehicle compatibility issues, battery and ambient temperatures, starting and ending charge levels. For example, preheating the battery in winter can boost speed; State Grid piles generally comply with GB/T standards, featuring simple plug-and-play automatic adaptation. Regularly consulting your vehicle manual and charging map is recommended to optimize charging strategy and avoid queuing delays.

As an environmentally-conscious family user, I find the State Grid charging speed quite impressive. With fast charging at 60-120kW, half an hour is enough to charge for a day's commute, which is faster and more economical than gas stations; while slow charging at 7kW is slower but saves more on electricity costs overnight. The speed depends on the charger type and vehicle condition, such as uneven distribution of State Grid chargers—120kW stations in big cities are much faster, while 60kW chargers in smaller areas are slower. The battery charges quickly when SOC is low but slows down beyond 80%, a design that extends battery life and saves energy. I often choose to charge during off-peak hours, which is both efficient and supports green travel.


