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💡 Extend Battery Life with Dr.EV and Save Up to $2,500
Tesla battery replacement typically costs around $15,000 . Most EV batteries are considered end-of-life when the SOH (State of Health)...
rory lee
Jun 51 min read


Tesla Battery Degradation Analysis
There is a lot of anecdotal information regarding battery degradation rates. Some argue that battery management is essential, while...
rory lee
Jun 32 min read


rory lee
May 240 min read


Battery Calibration Notification Guide
Battery Voltage Curve and the Need for SOC Correction The red curve in the image represents the battery’s voltage behavior during...
rory lee
May 231 min read


Check 12 Causes of Battery Drain While Parked
When you notice significant battery drain while your vehicle is parked, it usually boils down to two factors: The car fails to enter...
rory lee
May 222 min read


Model 3 Standard Range – LFP vs NCM
📌 Vehicle Info NCM Model: 2020 / 118,030 km LFP Model: 2022 / 121,104 km ⚡ SOH (State of Health) NCM: 82.7% LFP: 93.0% 🔍 Key...
rory lee
May 151 min read


How to Check Battery Degradation Status
We have received many inquiries regarding how to interpret battery degradation status, so we would like to clarify as follows: “Current...
rory lee
Apr 252 min read


Is there ‘luck of the draw’ with batteries too?
The difference in battery capacity, often referred to as "luck of the draw" among general users, is actually a natural result of...
rory lee
Apr 231 min read


The Season of Efficiency: Why Driving Range Increases in Spring
When the weather gets warmer, many EV drivers refer to it as the “season of efficiency.” In fact, there are two primary reasons why the...
rory lee
Apr 211 min read


📌 Dr.EV Charging Settings & Monitoring
⚙️ Charging Settings 🔋 Charging Limit Limits the maximum SOC (State of Charge) based on charging mode to optimize battery lifespan. ✅...
rory lee
Feb 235 min read


📌 Dr.EV Battery Page
📊 Battery Capacity Displays the current battery capacity. ✅ How to Improve Battery Capacity Estimation: Charging larger amounts at once...
rory lee
Feb 232 min read


Causes of electric vehicle fires during charging and parking, and prevention methods
I created a PowerPoint animation about the causes of electric vehicle fires during charging and parking, and prevention methods, making...
rory lee
Oct 13, 20241 min read


Optimal Cell Balancing Method for LFP
If you follow the steps below, cell balancing will be maximized, and the SOC algorithm will be accurately calibrated. Prepare to charge...
rory lee
Oct 11, 20241 min read


Optimal Cell Balancing Method for NCM
Prepare to charge at a 20% level. Wait for 2 hours. Set the charging current to 5A. Charge up to 90%. Wait for 2 hours.
rory lee
Oct 11, 20241 min read


the reasons behind the sudden changes in battery charge and driving range
There seem to be many people curious about the reasons behind the sudden changes in battery charge and driving range, so I would like to...
rory lee
Sep 16, 20242 min read


Ranking BMS Technology in EVs: Analyzing Fire Incidents Across Top Brands in South Korea (2018-2024)
This study analyzes fire incident data from electric vehicles (EVs) in South Korea over a six-year period, focusing on the technological...
rory lee
Aug 26, 20241 min read


Recent fire incidents involving Mercedes Benz EQE and Hyundai EV6 have raised concerns about parking electric vehicles (EVs) in underground parking lots.
Recent fire incidents involving Mercedes Benz EQE and Hyundai EV6 have raised concerns about parking electric vehicles (EVs) in...
rory lee
Aug 8, 20241 min read
rory lee
Aug 1, 20240 min read
Calculating Equivalent Full Cycles in Lithium-Ion Batteries Considering Capacity Degradation
1. Introduction Understanding the calculation of equivalent full cycles in lithium-ion batteries is essential for accurate monitoring and...
rory lee
Jul 23, 20242 min read


LFP vs NMC for EV users.
The presentation aims to explain why manufacturers recommend charging LFP batteries to 100% and to highlight the key differences between...
rory lee
Jul 21, 20242 min read
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