Wireless SMART ELECTRICL Vehicle CHARGING STATION (MAJOR PROJECT).pptx

About EV changeing

1. Wireless ELECTRIC Vehicle CHARGING STATION using Rfid Technology Major Project Presentation Group Member’s Sumit Sarkar Sayan Bhowmik Bristi Mondal Pulak Sarkar Partha Ghosh Rupam Das Guide : Partha Sarathi Sikder Ranaghat Government Polytechnic Diparement Of Electrical Engineering 1

2. Introduction What is a Wireless Smart EV Charging Station? A charging system that charges electric vehicles (EVs) without physical connectors. Uses Inductive Power Transfer (IPT) to transfer power wirelessly. Employs RFID Technology to authenticate users and manage billing/payments. Why is it Important? Convenience: No need to plug/unplug cables Automation: Smart, contactless, and easy payment system . Security: Only authorized users can charge. 2

3. OBJECTIVE Wireless Charging : Enable contactless EV charging using inductive power transfer. RFID-based Authentication : Allow only registered users to access the charging station. Smart Payment System : Automatically deduct payments from the user's linked account. IoT Integration : Enable real-time monitoring, charging status, and notifications via a mobile app. Energy Efficiency : Ensure minimal energy loss and optimize power delivery. 3

4. PROBLEM STATEMENT Inconvenience in Plug-in Charging. Infrastructure Limitations. Mismanagement of Charging Resources . Compatibility and Users Experience Issues. Need for Seamless Integration with Smart Grids . 4

5. RFID AUTHENTICATION PROCESS Step-by-Step Process User places RFID card/tag near the RFID reader. RFID reader sends the unique tag ID to the microcontroller. Controller verifies user credentials in the cloud/database. If the user is authorized, charging is enabled. Payment is deducted automatically. Benefits of RFID Authentication Security : Only authorized users can access charging. Automation : No manual input or intervention required. Billing Integration : Automatically links user payments with charging records. 5

6. Inductive power transfer( ipt ) working How Wireless Charging Works : Primary Coil (Charging Pad) generates an electromagnetic field. Secondary Coil (In EV) captures this field, inducing a current. The induced current is converted to DC for charging the EV battery. Key Concepts : Resonant Inductive Coupling: Enhances efficiency and transfer distance. Coil Alignment: Proper alignment is required for optimal charging . 6

7. WORKING PRINCIPLE User Authentication User taps RFID card on the reader. The system checks user data from the database. If verified, access is granted to start charging. Vehicle Alignment System guides driver to align the vehicle with the charging pad. Power Transfer Power flows wirelessly from the transmitter (pad) to the receiver (vehicle). Inductive Power Transfer (IPT) ensures efficient, contactless charging. Payment & Billing Charging fee is calculated based on energy consumed. User's account (linked to the RFID tag) is charged accordingly. 7

8. C IRCUIT DIAGRAM 8 AC Source 230V, 50 Hz AC to DC Converter EV Battery Internal System

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10. Advantages Contactless Charging : No need for manual connection of charging cables. RFID Security : Only registered users have access to charging services. Automatic Payment : RFID-linked payments ensure effortless transactions. User Convenience : Mobile app provides tracking, alerts, and control. Eco-Friendly : Supports integration with solar or renewable energy sources. 10

11. Application Public Charging Stations: Provide public access with user authentication. Smart Parking Lots: Combine parking and EV charging with RFID access. Residential EV Charging: Home-based wireless charging with personal RFID tags. Fleet Management: Companies can track fleet charging using employee RFID tags. 11

12. Challenges High Setup Cost : Wireless charging and RFID systems are more expensive. Energy Efficiency : Wireless charging can have higher power losses than plug-in chargers. RFID Security : Cloning or spoofing of RFID tags is a potential threat. Alignment Issues : Precise alignment of the vehicle and pad is required for effective charging. 12

13. Future scope Dynamic Wireless Charging : Charge EVs while in motion on highways. Standardization : Create a universal standard for EV wireless charging. Advanced RFID Security : Use encryption to protect RFID transactions. AI & Machine Learning : Predict energy needs and schedule optimal charging times. 13

14. Environmental impact Reduced Carbon Footprint : Supports use of renewable energy for EV charging. Less E-Waste : No physical charging cables required, reducing e-waste. Energy Efficiency : Future improvements in IPT could reduce energy losses. 14

15. Conclusion Innovative Technology: Combines wireless charging with RFID for secure, hands-free EV charging. User-Friendly: Offers ease of use, automated payments, and smart monitoring. Eco-Friendly: Promotes use of clean energy and reduces e-waste. Future Possibilities: Dynamic charging, AI-driven optimization, and universal compatibility. 15

16. THANK YOU…. Any Questions ? 16