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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 21, 20251 min read


Battery Degradation Characteristics by Tesla Model Y Specification
In this article, we will focus solely on battery degradation , among the various factors that affect EV performance. Please note that the...
rory lee
Apr 19, 20252 min read


🔋 Understanding Phantom Drain and Phantom Charge: Battery Behavior During Idle State
When a vehicle is parked or in standby mode, a decrease in the battery's state of charge (SOC), known as phantom drain , or an increase,...
rory lee
Apr 17, 20251 min read


Why a Hard Reset is Dangerous When a BMS Error Occurs
Unlike typical electronic devices, the Battery Management System (BMS) is designed to meet the highest automotive functional safety...
rory lee
Apr 16, 20251 min read


Battery Analysis and Cell Balancing Monitoring Feature Update
Limitations of the Previous Degradation Prediction Method and the Direction of Improvement The default degradation model in Dr.EV was...
rory lee
Apr 15, 20253 min read


How to Charge and Maintain Your Battery
We’d like to explain the best charging and usage practices for your battery in the simplest way possible, without using engineering...
rory lee
Apr 13, 20252 min read


How to Estimate Used EV Battery Life with a Simple Calculation
Hello, this is Dr.EV. Today, we’ll introduce a simple way to estimate the battery life of a used electric vehicle based on basic vehicle...
rory lee
Apr 13, 20252 min read
100% Charging and Safety Margin (Error Margin)
Hello, this is Dr.EV. In this article, following our previous discussion on “battery charging and management methods,” we’ll explain the...
rory lee
Apr 13, 20253 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 23, 20255 min read


📌 Dr.EV Home
🔋 Battery Management Score Evaluates driving and charging habits, battery condition, and external environmental factors in real-time. ✅...
rory lee
Feb 23, 20256 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 23, 20252 min read


Battery Health Recommendations
Battery life naturally decreases over time and with cycle count, as outlined in the Manufacturer's warranty based on years and mileage....
rory lee
Feb 23, 20251 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


rory lee
Aug 18, 20240 min read


rory lee
Aug 18, 20240 min read


The Reasons Behind the South Korea Government's Push for Limiting Charging to 90%
There are YouTube videos and articles claiming that limiting charging to 90% is ineffective and unnecessary. While it might seem...
rory lee
Aug 15, 20241 min read
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