Category: battery

May 01

Is Frequent DC Fast Charging Detrimental to Your Electric Car Battery?

Understanding DC Fast Charging

How does DC fast charging impact your electric vehicle’s battery? Many EV owners are concerned about this, but rest assured, using DC fast charging stations occasionally won’t harm your battery pack. Let’s break down why this is the case and how DC fast charging operates.

How DC Fast Charging Operates

Public Level 3 DC fast-charging stations can replenish an EV battery to 80% capacity within 15-45 minutes, depending on the vehicle and temperature conditions. While most EV owners typically charge their vehicles at home, DC fast charging is essential for long trips or when the battery is running low. These stations use various connector types, with early Asian models using CHAdeMO and newer vehicles predominantly using the SAE CCS Combo plug.

Compatibility and Communication

Tesla vehicles use their proprietary connector, the North American Charging Standard (NACS), for their Supercharger network, but they can also use other public chargers with an adaptor. Unlike home chargers that convert AC to DC power, Level 3 chargers provide direct DC energy, allowing for faster charging. The station continuously communicates with the vehicle to deliver the appropriate amount of power, preventing damage to the battery.

Charging Dynamics

Once charging begins and the battery is adequately warmed, the flow of kilowatts increases to the maximum input the vehicle can handle. The charger maintains this rate until the battery reaches about 80% capacity, then slows down to a Level 2 charging speed to protect battery life. This process is known as the DC fast charging curve.

Impact of Frequent Fast Charging

Battery chemistry determines an EV’s ability to handle higher charge currents. Faster charging can slightly accelerate battery capacity decline, but studies show the difference is minor. The Idaho National Laboratory (INL) found that while exclusive Level 3 charging can hasten deterioration, it’s a rare scenario and the impact is not significant.

Early Findings with Nissan Leaf

INL tested 2012 Nissan Leaf EVs under similar conditions in Phoenix, Arizona, revealing a slight difference in battery degradation between Level 2 and Level 3 charging. After 50,000 miles, Level 2-charged cars lost about 23% capacity, while Level 3-charged ones lost around 27%. The hot climate and repeated deep charging/discharging likely contributed to this minor variance.

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Recent Studies on Tesla Vehicles

Recent research by Recurrent analyzed over 12,500 Teslas, showing minimal difference in battery degradation between frequent fast charging and AC charging. This indicates that modern EVs are even more resilient to the effects of fast charging compared to earlier models.

Conclusion

The consensus is that while DC fast charging may have a slight effect on battery life, it is minimal and generally not a primary charging method. Feel free to use DC fast charging when necessary without significant concerns about battery degradation.

Apr 26

Ford Recalls Nearly 500,000 SUVs and Trucks Due to Battery Issue

Overview of the Recall

Identified Battery Problem

Ford Motor Company has announced a recall for nearly 500,000 SUVs and pickup trucks due to a significant battery detection issue. This problem affects certain Bronco Sport SUVs and Maverick trucks, which might not detect low battery levels. Such a failure can result in the engine and electrical systems losing power during operation, creating a notable safety hazard.

Models Affected and Recall Scope

The recall includes specific models from the 2021 to 2024 Bronco Sport SUVs and the 2022 to 2023 Maverick trucks, as reported by the National Highway Traffic Safety Administration (NHTSA). It is imperative for owners of these vehicles to take prompt action to address the potential risks.

Instructions for Vehicle Owners

Solution and Contact Information

Owners are advised to contact Ford customer service at 1-866-436-7332 and reference the recall number 24S24. It is crucial for those with affected vehicles to get in touch with their Ford dealer immediately.

Notification and Repair Process

Ford will begin mailing notification letters to owners starting May 13. Dealers will recalibrate the body control module and powertrain control module at no charge. For more details, owners can contact the NHTSA Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153) or visit the NHTSA website at www.nhtsa.gov for additional information.

Apr 26

CATL’s Breakthrough LFP Battery Achieves 370 Miles Range in Just 10 Minutes

Introduction to CATL’s Revolutionary Battery Technology

CATL, China’s leading battery manufacturer, has significantly advanced its technology with the introduction of the Shenxing Plus lithium iron phosphate (LFP) battery. This innovation was prominently featured at this year’s Beijing Auto Show. The Shenxing Plus battery notably offers an impressive quick-charge capability, providing 370 miles of range from just a 10-minute charge, and a total range of 621 miles on a full charge.

Comparative Advantages of CATL’s New Battery

In comparison, Tesla’s 15-minute Supercharging technology increases vehicle range by up to 200 miles, showcasing CATL’s superior charging speed. This performance is based on the CLTC testing cycle, known for its optimistic range estimations compared to WLTP and EPA standards. Despite the lack of disclosed efficiency metrics, the leap in LFP battery technology presented by CATL is undeniable and suggests substantial advancements over previous models.

Technical Enhancements and Market Impact

The Shenxing Plus represents a significant improvement over its predecessor, the Shenxing SuperFast Charging Battery, increasing the fast-charging capability by nearly 50%. This battery boasts an energy density of 205 watt-hours per kilogram, surpassing BYD’s latest Blade battery but still trailing behind the nickel manganese cobalt (NMC) cells used by Tesla. A novel aspect of the Shenxing Plus is its C-rate of 4, indicating it can add approximately 600 km of range in 10 minutes. CATL has enhanced the battery’s anode with a proprietary 3D honeycomb material to optimize energy density and manage expansion during charge cycles. The integration of cell-to-body 3.0 technology also improves volume efficiency by 7% over its predecessor.

Factual Additions and Emotional Engagement

The Future of Electric Mobility

CATL’s latest development in battery technology not only marks a significant milestone for the company but also for the electric vehicle industry as a whole. The Shenxing Plus battery’s ability to charge rapidly diminishes one of the major barriers to EV adoption—charging time—making electric cars more appealing and practical for everyday use.

Implications for Sustainable Transportation

As CATL continues to push the boundaries of battery technology, the implications for sustainable transportation are profound. The introduction of more efficient and faster-charging batteries helps reduce the carbon footprint associated with vehicle charging and supports global efforts towards a more sustainable and environmentally friendly transportation system.

Emotional and Economic Impact

The rapid development and deployment of such advanced technologies not only foster technological optimism but also promise significant economic benefits. By enhancing the appeal of electric vehicles through reduced charging times, CATL is not just innovating; it’s revolutionizing the way we think about mobility and energy consumption, offering a glimpse into a more sustainable future powered by advanced technology.

Apr 21

Cost Comparison: Robotic Lawn Mowers vs. Professional Lawn Care Services in 2024

Introduction

Exploring the cost-effectiveness of robot lawn mowers compared to traditional lawn services is becoming increasingly relevant for homeowners. With technological advancements, the allure of automating lawn care with a robotic mower is tempting for those tired of manual upkeep. Yet, the financial implications of such an investment can be substantial when compared to hiring professionals.

Analyzing Costs: Robot Mowers vs. Professional Services

While the idea of sitting back while a robotic mower does the work sounds appealing, initial costs for high-quality, autonomous mowers are significant. Brands like Husqvarna, Ambrogio, and Worx offer mid to high-tier models that might cost more initially than a year’s worth of professional lawn care services. For example, a top-tier robotic mower could exceed the expense of weekly professional lawn maintenance which averages around $1,040 annually, based on a rate of $40 per visit.

Long-term Investment: Evaluating the True Cost of Robotic Lawn Care

Purchasing a robotic lawn mower like the Husqvarna Automower 430X or the Mammotion LUBA AWD 5000 is an investment in long-term convenience and efficiency. These machines, designed to last several years, come with warranties that protect their hardware and batteries, potentially offering a good return over time. In contrast, professional services provide immediate, hassle-free care without the upfront hardware costs but require ongoing financial commitment and can contribute to environmental pollution through gasoline emissions and transportation.

Environmental and Operational Considerations

Switching to a robotic mower might reduce the carbon footprint associated with traditional gasoline-powered mowers and the transportation emissions from service crews traveling to your property. This environmental saving aligns with the increasing push towards greener, more sustainable home maintenance solutions. However, the energy consumption of robotic mowers still depends on the source of your electricity grid, highlighting the importance of considering all environmental impacts.

A robot lawn mower mows a lawn next to a little wall.
A robot lawn mower skirts a wall | Melissa Mott via iStock

Conclusion

Deciding between investing in a robotic lawn mower and opting for professional lawn care services involves weighing the upfront costs against long-term benefits and environmental impact. While robotic mowers promise convenience and potentially lower long-term costs, professional services remain a practical option for those avoiding large initial investments. Homeowners should consider their specific needs, lawn size, and financial flexibility when choosing the best lawn care solution for their lifestyle.

FAQs

  • Which is more cost-effective in the long run, robotic mowers or professional services?
    • Depending on the model and usage, robotic mowers may offer more savings over time compared to the recurring costs of professional services.
  • Can robotic lawn mowers handle large properties as effectively as professional crews?
    • Advanced models are capable of managing significant lawn sizes, but very large or complex landscapes might still benefit from professional care.
  • What are the environmental benefits of using robotic lawn mowers?
    • Robotic mowers reduce emissions related to gasoline and diminish noise pollution, contributing to a cleaner environment.
Apr 21

Top Car Battery Brands to Consider in 2024

Maintaining your car’s battery is essential for ensuring smooth and reliable operation. A failing battery can prevent your car from starting and disrupt crucial electronics, including interior lights and security systems. For vehicles that aren’t driven frequently, it’s even more critical to keep your battery in excellent condition and to know which brands offer the best replacements.

AC Delco

With a rich history spanning over a century, AC Delco is celebrated for its dependable batteries, especially favored by GM vehicles. Their products are widely available and often come with substantial warranties, typically lasting 18 months or longer. The Advantage series is particularly noted for its robust performance and longevity, making it a reliable choice for those in search of durability.

Bosch

Bosch provides a diverse selection of batteries that strike a balance between quality and cost. Their premium options, such as the S4 and S6 series, are recognized for their excellent performance and value. Although Bosch batteries might not be found at every retailer, they are accessible online and at Bosch service centers, and their four-year free replacement warranty is a notable feature.

Dakota

Specializing in Lithium technology, Dakota batteries offer an impressive warranty of up to 11 years. While they come at a higher price point, their reliability and extended lifespan justify the investment. Available primarily through online platforms like Amazon, Dakota batteries are a great choice if local options are limited.

DieHard

DieHard batteries are renowned for their longevity and extensive range of performance levels. They provide durable lead-acid and AGM options, although they might be priced higher. With warranties extending from two to four years, DieHard is a trusted brand for those seeking reliable and long-lasting battery solutions.

EverStart

Walmart’s EverStart brand provides a budget-friendly battery option compatible with various vehicles. Known for their affordability and multi-year warranties, these batteries are a practical choice if you need a replacement quickly. However, exploring other brands could be beneficial if you have access to them.

Interstate

Interstate batteries have been a well-regarded name in the industry since the 1950s. They offer competitive warranties, ranging from 18 to 48 months depending on the model. While their manufacturing sources can vary, Interstate batteries are known for their consistent performance and are worth considering if available in your area.

Motorcraft

Motorcraft batteries, manufactured by Clarios for Ford vehicles, offer a balanced combination of cost and performance. They come with a three-year free replacement warranty and are widely available at various retailers. Motorcraft is an excellent choice for those who prefer OEM batteries specifically designed for Ford models.

Odyssey

Although not as widely known, Odyssey batteries are praised for their exceptional reliability and extended shelf life. The Extreme series, in particular, offers a robust four-year full replacement warranty. They are available at major retailers like NAPA and Advance Auto Parts, making them a solid option for reliable power.

Optima

With over four decades of experience, Optima delivers high-performance batteries suitable for cars, trucks, and RVs. Their products, including the REDTOP and POWERSPORTS lines, are celebrated for their dependability and come with strong warranties. Despite their higher cost, Optima batteries are valued for their reliable power output.

XS Power

As a relatively new player, XS Power has established itself with high-performance batteries designed for commercial and military use. Their AGM and Lithium batteries are known for their exceptional strength and durability. XS Power offers a one to three-year warranty along with a 60-day risk-free guarantee, reflecting their confidence in their products.

Choosing the Right Battery for Your Vehicle

When selecting a car battery, it’s essential to evaluate its quality, reliability, warranty, and compatibility with your vehicle. The brands listed here are recognized for their performance and offer various options to suit different needs. If you notice signs such as frequent jump-starts or a swollen battery, it’s a clear indication that a replacement is necessary.

Where to Buy and Dispose of Your Car Battery

Car batteries can be purchased at numerous retailers, both online and in physical stores. For professional installation, opt for locations that provide this service, such as Walmart or AutoZone. When disposing of your old battery, utilize recycling services offered by retailers to ensure proper disposal and avoid sending it to the landfill.

Dec 18

Zeekr Launches Groundbreaking LFP Battery with 310 Miles in 15 Minutes

Zeekr’s Innovative Leap in EV Battery Technology

Zeekr, a premium electric vehicle brand under the Geely Holding Group, has unveiled a cutting-edge lithium iron phosphate (LFP) battery that supports ultra-fast charging. Entirely developed in-house, this new battery system can add 310 miles of range in just 15 minutes, thanks to its advanced 800V electrical architecture. Zeekr claims that this battery technology outperforms many competitors, even in cold weather conditions.

Impressive Range and Efficiency in the Zeekr 007

The Zeekr 007 sedan will debut this state-of-the-art LFP battery, offering a remarkable range of 427 miles on China’s CLTC cycle. The 75.6-kilowatt-hour battery pack, produced by Quzhou Jidian EV Tech, a subsidiary of Geely, achieves high energy density despite LFP batteries typically having lower energy density compared to nickel-manganese-cobalt (NMC) batteries. This is made possible by innovative materials and a streamlined structural design.

Zeekr’s Commitment to Safety and Performance

Zeekr’s new battery pack features a volume utilization rate of 83.7 percent, surpassing many global competitors. This efficiency does not compromise safety, as the battery packs have passed stringent tests, including nail penetration tests conducted by China’s National Motor Vehicle Quality Inspection and Testing Center. Zeekr aims to lessen its dependence on external battery suppliers with this innovation, similar to CATL, which recently announced a fast-charging LFP battery capable of adding 248 miles of range in 10 minutes.

Conclusion: Pioneering the Future of Electric Vehicles

Zeekr’s new LFP battery technology represents a significant advancement in the electric vehicle sector. By offering rapid charging, exceptional range, and stringent safety measures, Zeekr is setting new benchmarks for EV performance and sustainability. The Zeekr 007 sedan, set to launch in December 2023, is ready to transform consumer expectations for electric vehicles.

Nov 20

U.S. Autoworkers Conclude Strike with Enhanced Pay and Unionization Rights at EV Battery Factories

Autoworkers Triumph in Landmark Negotiations

U.S. autoworkers have successfully concluded their strike, securing substantial improvements in compensation and benefits amidst the automotive industry’s shift to electric vehicles. This resolution dispels concerns that the rise of electric vehicles could undermine worker conditions. The recent agreement, ratified overwhelmingly, marks a significant victory for the workforce.

New Contracts Set Precedents for Future

The United Auto Workers union announced that the new contracts with major automotive manufacturers include unprecedented terms that not only increase wages but also bolster job security and union presence in electric vehicle battery production facilities. These developments are seen as crucial steps in ensuring that the transition to electric vehicles includes fair labor practices and sustained economic benefits for autoworkers.

Enhancing Labor Conditions in the EV Era

This breakthrough in negotiations is expected to set a new standard in the industry, potentially influencing how companies manage the shift towards greener technologies. The focus now turns to the implementation of these contracts and their long-term impact on the industry’s workforce stability and the broader push towards electrification in the U.S. automotive sector.

Oct 18

2024 Kia EV6 Light Long Range Confirmed: Big Battery For Less Money

Kia is introducing a new trim level on the 2024 EV6 that will aim to strike the much sought-after balance between range and affordability.

According to new order guide data originally seen by Cars Direct, a pair of new EV6 Light Long Range trims – rear-wheel drive and all-wheel drive – will reduce the price of the Kia EV6 fitted with the bigger 77.4-kilowatt-hour battery by up to $2,750. A Kia America spokesman then confirmed this information is accurate to InsideEVs.

And it’s going to be good news for buyers. Slotting between the EV6’s Light and Wind trims, the 2024 Kia EV6 Light Long Range has a starting MSRP of $45,950, excluding shipping. That makes it $2,750 cheaper than the EV6 Wind, which starts at $48,700 with the same battery pack.

The EV6 Light Long Range costs $3,350 more than the standard range EV6 Light trim, which is priced from $42,600 and comes with the smaller 58-kWh pack.

The 2024 Kia EV6 Light standard range model has an EPA-estimated range of 232 miles, while the EV6 Wind RWD configuration is rated at 310 miles. In. theory, the new EV6 Light Long Range RWD trim should offer 310 miles of range as well, although Kia did not confirm that.

Kia is also introducing an EV6 Light Long Range e-AWD trim, according to the same order guide data. This model has a starting MSRP of $49,850 (excluding destination), making it $3,900 more expensive than its rear-wheel-drive counterpart – in line with what AWD adds to other EV6 trim levels.

Offering more range for less money will always appeal to an EV buyer, which is why the new EV6 Light Long Range trims may hit the sweet spot of the lineup. Also significant is the fact the new Light Long Range e-AWD trim becomes the most affordable dual-motor EV6 variant, undercutting the $52,600 EV6 Wind e-AWD by $2,750.

Last but not least, the EV6 Light Long Range allows Kia to undercut the $45,990 Tesla Model 3 Long Range – even if by just $40 (assuming Tesla doesn’t update prices again within the next 10 minutes). It will also be just $250 more expensive than a similarly equipped 2024 Hyundai Ioniq 5 SE, which starts at $45,700.

Oct 18

How a Tesla Model 3 Maintained 95% Battery Health Over 135,000 Miles

Preserving Electric Vehicle Battery Health

A Tesla Model 3 owner has managed to maintain an impressive 95% of the original battery capacity even after traversing 135,000 miles over five years. This feat was achieved through a combination of careful charging habits and routine maintenance, demonstrating the potential longevity of electric vehicle batteries when properly cared for.

Key Strategies for Battery Longevity

The key to this Tesla’s enduring battery life lies in two simple, yet effective strategies. First, the owner avoided regularly charging the battery to its full capacity, which can stress the battery and reduce its lifespan. Secondly, the vehicle was primarily charged using a standard home charging system, which provides a slower, more stable power input compared to rapid charging stations.

Implications for EV Owners

This example provides valuable insights for other electric vehicle owners who wish to maximize their battery’s health and efficiency. By adopting similar practices, EV owners can potentially extend the life of their batteries, reduce the need for costly replacements, and ensure their vehicles perform optimally for longer periods. This approach not only benefits the individual financially but also supports broader environmental goals by minimizing waste and promoting sustainable vehicle usage.

Oct 18

Smart’s New #1 Electric Crossover Becomes More Affordable with LFP Batteries

Smart’s Entry-Level Electric Crossover Gets a Price Cut

Smart, renowned for its compact city cars since the 1990s, has unveiled a new budget-friendly version of its electric crossover, the #1. Priced at €37,490 in Germany (approximately $39,700), the new “Pro” variant features a 49-kilowatt-hour lithium iron phosphate (LFP) battery. This setup provides a WLTP-rated driving range of 192 miles (310 kilometers), making it a practical choice for urban driving in Europe’s bustling cities.

Advantages and Limitations of LFP Batteries

The LFP battery in the Smart #1 Pro, while less energy-dense compared to the larger 66-kWh nickel cobalt manganese (NCM) batteries found in higher trims, offers the benefit of longevity. Unlike NCM batteries, LFP batteries can be fully recharged repeatedly without significant degradation. However, this comes at the cost of a lower driving range due to their increased weight and lower energy density.

Smart #1 Pro Features and Performance

Equipped with a 200 kW (268 horsepower) rear electric motor, the Smart #1 Pro includes standard amenities such as a glass roof, dual-zone climate control, heated front seats, 19-inch wheels, and LED headlights. Charging capabilities for the LFP version allow for a top-up in under 30 minutes with a 130 kW DC fast charger, slightly slower than the NCM-equipped version that supports 150 kW. According to Dirk Adelmann, CEO of Smart Europe, this model caters to environmentally conscious city drivers who prioritize practicality and efficiency in their daily commutes.

A Legacy of Innovation

Founded in 1994 through a collaboration between Daimler-Benz and Swatch, Smart has evolved significantly, now operating under a partnership between Mercedes-Benz and Chinese automaker Geely. While the brand’s iconic Fortwo city car was a notable entry in the U.S. market, Smart’s current lineup, including the #1 and #3 EV models, reflects its shift towards electric mobility and global market focus, with manufacturing based in China.