A battery-powered car has the same minimalistic appeal as a digital watch. It’s simple, trustworthy, and inexpensive. A car powered by an internal combustion engine is analogous to a mechanical wristwatch in that it features intricate workings that necessitate periodic servicing.
In what range does the price of a new battery for an electric vehicle fall? However, whereas a new set of batteries for your digital watch will cost you less than ten dollars, a 40-kWh pack for a Nissan Leaf will cost you several thousand. Although electric vehicles have fewer moving parts and are easier to maintain, their weak point is the high price of a new battery pack.
Even this will become less of a problem in the future, as increased production volume and efficiency should reduce the price of a new battery pack for EVs. Since EV sales have been on the rise worldwide, we finally know how long their battery packs typically last under normal conditions.
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Principles of Batteries
Lithium-ion battery packs are the standard energy storage method for modern electric vehicles. The current infrastructure for large-scale battery manufacture favors lithium-ion batteries. Still, other battery types, such as solid-state batteries, are likely to power the motors of electric automobiles in the future years.
Now, look at some benefits of lithium-ion batteries. Lead-acid batteries, which power the electricity in most modern automobiles, and nickel-metal hydride batteries, which are currently utilized in many hybrid cars like Toyota’s Prius, cannot compare to the energy density of lithium-ion batteries. Lithium-ion batteries have a slower rate of self-discharge compared to other battery types. Lithium-ion batteries don’t need their electrolytes maintained or discharged at regular intervals. Even when their charge decreases, lithium-ion batteries carry a more constant voltage.
An electric vehicle (EV) with the correct mix of battery capacity, curb weight, and aerodynamic efficiency can go hundreds of miles between charges, making it functionally equivalent to a gasoline-powered vehicle. Since the peak power of an EV decreases as the battery depletes, we always begin our performance testing at a full charge.
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How Long Do Electric Car Batteries last Occur?
Instead of making educated guesses, you can determine how long a battery pack will last by looking at the manufacturer’s warranty. Battery packs are expensive, and no automaker wants to be responsible for replacing one because it misjudges the life of an electric car battery. Knowing the manufacturer’s minimal expectations for pack life from the battery’s limited warranty is helpful.
Today, all-electric vehicles come with a minimum eight-year/100,000-mile battery guarantee. For example, depending on the model, Tesla’s warranties cover between 100,000 and 150,000 miles and the battery for eight years. This warranty protects you not only in the event of total battery failure but also against significant deterioration. There is some capacity loss in lithium-ion battery packs with each charge cycle. With time, even minor decreases in pack capacity can significantly impact an EV’s overall range. In the fine print, Tesla specifies that a Model 3’s battery pack must retain at least 70% of its charge capacity to remain under warranty. If the battery’s charge capacity drops below the specified range while the vehicle is still under contract, the owner can expect Tesla to solve and pay for the problem.
How to Keep Your Electric Car Running Smoothly and Safely
Electric cars marketed in Australia must adhere to the same safety regulations as all other passenger vehicles, except low-speed electric vehicles designed for use in residential areas. In addition to being able to withstand overcharging, extreme temperatures, fires, accidents, water immersion, vibrations, and short-circuiting during testing, the DOE mandates that EV battery packs have a sealed shell. EVs must also employ “insulated high-voltage lines” and have the ability to turn off their electrical systems in the event of a collision or short circuit. Battery fires in electric vehicles tend to make headlines because they are more difficult to extinguish. However, there is significantly less risk of a fire starting in an electric automobile than in an internal combustion engine car. While the likelihood of an electric vehicle fire is low, the local fire department will likely be called upon to put out the blaze if it does break out.
Iterations of Battery Charging
Although it does happen, most motorists avoid pushing their vehicles to their limits by the time they run out of gas. Similarly, this is true of EVs. Although some drivers may take their cars to a critically low charge level, they will likely only let the battery partially die. It’s feasible that even fewer EV drivers would ever totally deplete their battery pack due to the convenience of home charging.
The Impact of Charging on Electric Vehicle Batteries
Though not the slowest, there are more efficient ways to top off a depleted battery than charging an EV at home. Quick charging is possible with the use of fast chargers.
Summary
The cost of a new battery can be quite high, but fortunately, in many scenarios, you won’t need to buy one. The typical lifespan of an EV vehicle’s battery is between 10 and 20 years. Heat, cold, or fast charging periods can negatively impact performance. The manufacturers have already included protective features like temperature management systems and charging limits. In addition, you may rely on the enclosed warranty to pay for any necessary repairs. Every battery pack for an EV will eventually die. Even if it happens, you shouldn’t stress yourself too much over it.
