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Gen AI & Data Engineering Workshop [Part-2]: EV Charging Optimization Through V2G Technology Integration

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This blog is part of Azilen’s ongoing GenAI & Data Engineering Workshop Series, where our engineers explore real-world problems through the lens of intelligence and data.

Each edition unfolds the thought process, technical depth, and creativity behind every definition born from this initiative.

Electric vehicles (EVs) have changed how we think about mobility, but they have also created new challenges for our power grids. Every time a large number of EVs plug in during peak hours, the grid feels the weight, which leads to an energy imbalance and wasted potential.

During our GenAI and Data Engineering Workshop, Dev Panchal, Associate Software Engineer at Azilen, decided to take this challenge personally. Working solo, he set out to build a model that treats every EV as more than just a power consumer – as a contributor to the grid itself.

His project, EV Charging Optimization using the Vehicle-to-Grid (V2G) concept, rethinks how energy flows between vehicles and the grid, creating a balance where both sides gain: grid stability and smarter energy use for every EV owner.

Here’s a glimpse of Dev presenting his project on V2G-based Intelligent Energy Management during the GenAI and Data Engineering Workshop.

Intelligent Scheduling for EV Charging

The Thought Process Behind the EV Charging Optimization Using V2G Technology Integration

The idea started with a simple observation. When multiple EVs charge simultaneously, grid operators face three core challenges:

Uncontrolled demand spikes that cause instability and overload.

Simultaneous charging that leads to local congestion and power loss.

Lack of intelligence in the existing charging infrastructure to balance the load dynamically.

Dev aimed to address these pain points by creating an intelligent scheduling framework, one that could decide “when” an EV should charge and “when” it could supply power back to the grid.

The objective was twofold:

1️⃣ Reduce grid stress during high-demand periods.

2️⃣ Enable economic benefits for EV owners through smart scheduling.

His thought process centered on one principle:

Every EV has the potential to stabilize the grid and reward its owner at the same time.

Understanding the V2G Technology

The V2G concept flips the traditional idea of EV charging.

Instead of EVs being only consumers, they become bidirectional energy entities capable of returning power to the grid when needed.

Each EV acts as a mobile energy storage unit that contributes to grid stability, particularly during peak demand hours or renewable supply drops.

Core Benefits of V2G Technology Integration

✔️ Grid Stability: Provides distributed backup power and balances load fluctuations.

✔️ Energy Efficiency: Smooths out demand curves by managing charging intelligently.

✔️ Economic Gains: Allows EV owners to earn incentives by discharging energy during high-tariff periods.

✔️ Renewable Alignment: Compensates for intermittent solar and wind energy generation.

Through V2G, EVs evolve into active grid participants, forming a decentralized, responsive energy network.

Framing the Problem

Dev mapped out the core challenge using real-world variables:

→ Grid demand varies significantly throughout the day.

→ EVs have unique State of Charge (SoC) and usage constraints.

→ Energy prices fluctuate by time and region.

Without an intelligent coordination layer, these variables create inefficiencies in how energy is consumed and distributed.

The goal was to build a smart orchestration layer that leverages machine learning and optimization algorithms to generate dynamic charge–discharge schedules.

This required a structured approach, starting from data acquisition to intelligent decision-making.

System Architecture of Data-Driven EV Charging Optimization Model

The solution framework was divided into four functional layers:

System Architecture of Data-Driven EV Charging Optimization Model

1. Input Data and Preprocessing

The model begins by collecting real-time EV parameters such as:

→ Battery Capacity

→ State of Charge (SoC)

→ Charging Power Constraints

→ User Demand Patterns

This dataset became the foundation for both clustering and optimization processes.

2. EV Clustering Layer

To manage vehicles efficiently, Dev implemented unsupervised machine learning techniques, primarily K-Means and Gaussian Mixture Models (GMM), to cluster EVs into two major groups based on behavioral and battery characteristics.

The idea behind clustering was to identify groups of vehicles that share similar energy behavior, such as high-usage commuters versus low-usage fleet vehicles, which enables tailored scheduling strategies for each cluster.

This made the system adaptive rather than static, capable of recalibrating schedules as EV usage patterns evolve.

3. Optimization and Scheduling Layer

Once clustering defined the groups, the Dev used mathematical optimization models to determine the most efficient charge/discharge intervals for each EV.

The optimization engine accounted for:

→ Peak and off-peak hours

→ Dynamic electricity pricing

→ Battery degradation constraints

→ Grid stability parameters

The model’s objective function maximized total system efficiency by minimizing energy drawn during peak hours while ensuring user convenience and profitability.

Essentially, this layer worked as the system’s decision brain, which balances energy economics, grid stability, and battery health in real-time.

4. Output Schedule Generation

Finally, the EV energy management system produced individualized charging and discharging schedules for each EV.

These were tested through a simulation environment to validate how the schedules performed under different demand conditions.

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Observations and Results from V2G Technology Integration

The simulation phase helped validate how the model behaves with real EV data.

Dev began with Exploratory Data Analysis (EDA) to study how State of Charge (SoC) and Battery Capacity interact across vehicles.

Clustering Analysis

The first visualization shows two perspectives of the same dataset.

On the left, the original feature space (SoC vs. Battery Capacity) shows overlapping data points with limited separation.

On the right, after applying Principal Component Analysis (PCA), the boundaries between clusters become clear.

Clustering Analysis

PCA helped reduce feature complexity and reveal patterns hidden in the raw data, essentially giving a “side view” of the dataset, where the distinction between charging and discharging vehicles became visible.

This confirmed that the dataset had a natural clustering tendency, which enables the team to form two clear groups, one for charging and another for discharging (V2G), which later guided the scheduling model.

Scheduling Results

The second graph compares two scheduling strategies tested in the simulation:

Scheduling Results

1️⃣ Charging Only (Green Graph):

16 vehicles were scheduled only for charging. The grid load reached 228 kWh, which improved the average SoC by 22.12%.

2️⃣ Charge + Discharge (V2G Optimization) (Blue Graph):

Using an optimized charge–discharge model, the same 16 vehicles drew only 132 kWh from the grid, which enhanced SoC by 25.13% with a 6.17% discharge contribution.

HTML Table Generator
Parameter
Charging Only
Charge + Discharge (V2G)
Cars Scheduled 16 16
Net Grid Energy 228.00 kWh 132.00 kWh
Avg. SOC Improvement 22.12% 25.13%
Avg. SOC Reduction (Discharge) 6.17%

This visualization demonstrates how integrating V2G optimization cuts grid dependency by nearly 40% while improving utilization efficiency.

The result may appear modest in isolated simulations, but when scaled to urban or regional charging networks, such optimization can drive significant improvements in energy stability, reduced peak loads, and cost savings across the ecosystem.

Key Takeaway

The results validated the hypothesis, intelligent clustering and V2G optimization can create measurable gains in grid efficiency.

PCA visualization played a crucial role in revealing the structure within the data, while simulation proved how strategic scheduling can transform EVs into active participants in the energy ecosystem.

Future Scope and Enhancements in EV Charging Optimization Through V2G Technology Integration

Dev outlined clear directions for scaling the solution:

1️⃣ Dynamic Pricing Integration: Incorporate real-time energy market data to enhance profitability and responsiveness.

2️⃣ Renewable Integration: Connect solar and wind energy sources directly into the model to reduce grid dependency further.

3️⃣ Adaptive Learning Models: Introduce reinforcement learning to continuously improve scheduling efficiency based on feedback loops.

4️⃣ Scalability for Smart Cities: Extend the model to operate across distributed charging networks in smart city ecosystems.

Read this insightful article: Top EV Charging Innovations in Europe ↗️

A Moment of Reflection

This project was not a group exercise but a personal pursuit of solving one of the most relevant challenges in modern energy systems.

Dev Panchal, who led this definition end-to-end, approached the problem with a deep engineering mindset and a clear goal: to turn EVs into active, intelligent contributors to the grid.

His vision was simple yet powerful:

“Every electric vehicle can act as a stabilizing force for the grid. If we teach it when to consume and when to contribute.”

Dev’s definition captured the spirit of the GenAI & Data Engineering Workshop – engineering excellence through thoughtful experimentation and measurable innovation.

Stay tuned for the next story in this series!

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Top FAQs on V2G Technology Integration

1. What role does AI play in this project?

AI helps make decisions on who should charge when. The system clusters EVs based on their data, like battery level, usage, and capacity, and then calculates the best time to charge or discharge. It’s like having a digital traffic controller for energy flow.

2. What does “clustering” mean here?

Clustering is a fancy term for grouping things that behave alike. In this project, EVs with similar charging habits or battery states get grouped together. This helps the optimization model treat each group intelligently instead of handling all EVs in the same way.

3. How does this help EV owners personally?

Owners benefit because they can make better use of their batteries and even earn rewards by feeding energy back to the grid during high-tariff periods. It’s smart energy management that benefits both the user and the system.

4. Can this model work in real-world grids?

Yes, that’s the goal. The current simulation proves the concept works. The next step is integrating dynamic pricing and renewable sources like solar, so it can plug into real grid operations and scale across larger charging networks.

5. How is this different from a regular smart charger?

A smart charger focuses on efficient charging only. This model goes further; it decides both when to charge and when to discharge. That’s the real power of V2G. It adds intelligence and strategy to how EVs interact with the grid.

Azilen Technologies
Team Azilen

Azilen Technologies is an Enterprise AI development company . The company collaborates with organizations to propel their AI development journey from idea to implementation and all the way to AI success. From data & AI to Generative AI & Agentic AI, and MLOps, Azilen engages with companies to build a competitive AI advantage with the right mix of technology skills, knowledge, and experience.  

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