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• 196.

  Do electric cars lose charge when parked?

  Yes, electric cars can lose charge when parked. Some common factors that affect charge loss rates include:
  ① Battery chemical composition: Different battery chemical compositions have different degrees of self-discharge rates. Lithium-ion batteries commonly used in electric vehicles typically have relatively low self-discharge rates, but they still lose some charge over time.
  ② Temperature: Extreme temperatures, whether too hot or too cold, will accelerate the self-discharge rate of electric vehicle batteries.
  ③ Battery management system (BMS): The efficiency and design of the vehicle's battery management system will also affect the rate of power loss during parking. A well-designed BMS can minimize the discharge rate during idle periods.
  ④ Auxiliary systems: Certain systems in the vehicle, such as on-board computers, monitoring systems, and even alarm systems, may consume small amounts of power, which over time can lead to overall power loss.
  

  
  
• 197.

  Does Subaru have any electric vehicles?

  Yes, on November 11, 2011, Subaru officially unveiled its new pure electric SUV model: SOLTERRA.
• 198.

  Does an electric car have an engine?

  Electric vehicles use electric motors instead of traditional internal combustion engines. These electric motors are powered by electricity stored in the vehicle's battery pack. Unlike traditional vehicles that run on gasoline or diesel engines, electric vehicles use these electric motors to propel the vehicle forward.
  
  Compared to internal combustion engines, electric motors in electric vehicles offer instant torque, quiet operation, and lower maintenance requirements. While electric cars don't have the same type of engine as traditional cars, they do have electric motors that serve a similar purpose, converting electrical energy into mechanical energy to propel the vehicle.
  
• 199.

  Why can't electric cars charge while driving?

  One of the main reasons why electric vehicles can not charge their batteries while driving is due to energy-saving principles and limitations of existing technology:
  
  

  ① Energy consumption and power generation: The energy required to move an electric vehicle is significantly greater than the energy obtained from vehicle movement alone. The power required to propel the car forward is much greater than the power recovered through regenerative braking.

  ② Efficiency and technical challenges: In order to develop a system that can charge an electric vehicle while it is driving, a large amount of energy is required, possibly from external sources. Implementing such a system would involve complex infrastructure, such as overhead charging lines or dynamic wireless charging technology embedded in roads, which would require significant investment in infrastructure development.

  ③ Practical limitations: Even if the technology is feasible, the practical challenges associated with implementation, such as cost, efficiency, and potential environmental impacts, need to be carefully considered. Additionally, the wear and tear on roadways and potential safety hazards such systems pose need to be addressed.

  
  

  Efforts are underway to develop wireless charging technology and dynamic charging solutions for electric vehicles, which have not yet advanced to the point where electric vehicles can be effectively charged while driving on conventional roads. Still, advances in technology may eventually lead to innovations that make this concept a reality in the future.
  
• 200.

  What does EV mean in hybrid cars?

  In hybrid vehicles, "EV" usually stands for "electric vehicle" or "electric mode." This refers to a mode in which the vehicle runs solely on electricity, using energy stored in the battery rather than the internal combustion engine. Many hybrid vehicles are capable of operating in different modes, including pure electric mode for short distances at low speeds, which helps reduce fuel consumption and tailpipe emissions.