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1. SMART HELMET FOR ALCOHOL DETECTION USING IoT GUIDED BY Ms MALU U AP ,ECE PRESENTED BY AMRITHA A S7 ECE

2.     CONTENTS Introduction Objectives Literature survey Proposed system Methodology Applications Benefits Limitations Future scope Conclusion Reference S7 ECE 2

3. INTRODUCTION Road accidents are a major cause of death among motorcyclists. Alcohol-impairment and delayed emergency response worsen the impact This project introduces a Smart Helmet using IoT to prevent accidents before they occur Smart helmets integrate safety features using IoT to prevent drunk riding and ensure timely help. S7 ECE

4. OBJECTIVES 1 Prevent bike start when alcohol is detected 2 Detect crash impact and send alerts 3 Track rider's location via GPS 4 Provide alerts using GSM/Wi- Fi/Bluetooth 5 Update system wirelessly via OTA S7 ECE

5.                         LITERATURE    SURVEY SL .No Title and Author Journal and Year Observations 1 "The Smart Vehicle Management System For Accident Prevention By Using Drowsiness , Alcohol And Overload Detection"-AL Mamun Mizan, A.Z.M . Tahmidul Kabir, Nadim Zinnurayen , Tawsif Abrar , Mahfuzar Bangladesh Electrical Power ,Electronics, Communications, Controls and Informatics Seminar(EECCIS),2020 Introduced a multi- sensor vehicle safety system using alcohol, drowsiness ,and overload detection to prevent road accidents 2 "Review on IoT Based smart Helmet and Accident Identification System"-Md. Atiqur Rahman, S.M. Ahsanuzzaman ,Ishman Rahman ,Toufiq Ahmed, Abid Ahsan IEEE Region 10 Symposium(TENSYMP), 2020 Focused on accident identification through alcohol and crash detection sensors integrated with IoT-enabled smart helmets S7 ECE

6. SL .No Title and Author Journal and Year Observations 3 "Review on Smart Helmet Using IoT For Alcohol Detection and Location Detection System"-Gurpreet Singh Chhabra , Monika Verma, Khushi Gupta, Abhinandan Kondekar , Dr. Siddharatha Choubey, Dr. Abha Choubey 4th international conference on Inventive Research in Computing Applications (ICIRCA),2022 Proposed a smart helmet with alcohol detection and GPS tracking for location- based safety alerts and prevention of drunk driving 4 "HelmetGuard:IoT-Enabled smart Helmet for Enhanced Safety"-Jayasri Suresh Vani, Hemanth Jagadeeswari Selvaraj, Kavya Mishra , M. Anita Third international conference on smart technologies, communication and Robotics(STCR),2023 Presented an IoT- based smart helmet with real- time accident detection and emergency response functionalities 5 "IoT Based smart Helmet for construction workers"- V. Jayasree , M. Nivetha Kumari IEEE 7th international conference on smart structures and systems (ICSSS),2020 Focused on safety enhancements for workers by integrating sensors to monitor vital parameters and environmental data S7 ECE

7. PROPOSED SYSTEM - OVERVIEW Alcohol detection using Breathalyzer Blocks engine start if alcohol is detected Crash detection using accelerometer & gyroscope Real-time alerts via GPS and GSM All features controlled by MCU S7 ECE

8. WORKING MECHANISM OF ALCOHOL DETECTION S7 ECE

9. CRASH DETECTION AND EMERGENCY RESPONSE S7 ECE ACCELEROMETER DETECTS MOTION CHANGES GYROSCOPE DETECTS ORIENTATION EMERGENCY ALERT SENT VIA GSM GPS CAPTURES LOCATION

10. ARCHITECTURE DIAGRAM OF ALCOHOL DETECTION

11. IoT INTEGRATION Wireless communication via GSM/Wi- Fi/Bluetooth Sends alcohol & crash data App-based alerts to contacts Allows OTA firmware updates via internet Uses encryption for data security S7 ECE

12. SOFTWARE IMPLEMENTATION Embedded firmware handles hardware Alcohol detection algorithm ensures accuracy Emergency alert software sends GPS-based messages User interface provided via mobile app S7 ECE

13. ALCOHOL DETECTION ALGORITHM Compares sensor reading with legal limit Send signal to block ignition If needed Optimized to reduce false readings Ensures only sober riders can ride S7 ECE

14. Alcohol Detection Algorithm Accuracy S7 ECE

15. EMERGENCY ALERT SYSTEM Activates when crash is detected Sends GPS coordinates to emergency services Minimizes response time S7 ECE

16. OTA UPDATES Helmet firmware updated wirelessly New features and fixes without physical access Keeps system secure and up- to- date S7 ECE

17. LCD OUTPUT Shows system status to rider Alerts if helmet not worn Displays alcohol detection warnings Enhances user interactions and safety S7 ECE

18. LCD OUTPUTS LCD Outputs

19. USER INTERFACE Mobile app connects via Bluetooth /Wi- Fi Shows status , alerts and logs Allow user configuration S7 ECE

20.   RESULT AND DISCUSSION   System successfully detects alcohol, checks helmet wear and detects crashes Ignition is blocked if alcohol is detected or helmet is not worn GPS and GSM modules send real-time alerts with location It provides a preventive approach to drunk driving  Quick response helps in faster emergency handling S7 ECE

21. APPLICATIONS Motorcycle safety Emergency alert systems Construction and mining helmets Industrial IoT applications S7 ECE

22. BENEFITS OF THE HELMET Prevents drunk driving S7 ECE Sends fast accident alerts Tracks rider location Improves overall road safety

23. LIMITATIONS SENSOR SENSITIVITY MAY VARY GSM SIGNAL ISSUES IN REMOTE AREAS ENVIRONMENTAL FACTORS MAY AFFECT ACCURACY S7 ECE

24. FUTURE ENHANCEMENTS Add drowsiness detection Improve sensor calibration Use 5G for faster communication Health monitoring integration S7 ECE

25. CONCLUSION Smart helmet offers safety , real- time alerts and alcohol prevention Combines IoT,sensors and communication technologies System is scalable and upgradable via OTA Helps save lives and promotes responsible riding S7 ECE

26. REFER E NCE Sairam S , Kumar Chaitanya B.V.V.S.D , and Dr.A.Sathiyaraj,"Smart Helmet for Alcohol Detection to Avoid Accidents in Bike Riders using IoT", 2025 5th international conference on Trends in Material Science and Inventive Materials (ICTMIM) Mizan, M.A.M, et al,"The smart vehicle Management system for Accident Prevention by using Drowsiness, alcohol and overload detection", EECCIS 2020, IEEE,Bangladesh Rahman,M.A,et al,"IoT Based smart Helmet and Accident Identification System", IEEE Region 10 symposium(TENSYMP)2020 Chhabra ,G.S,et al, "Smart Helmet using IoT for Alcohol Detection and Location Detection System",2022 4th international conference on Inventive Research in Computing Applications(ICIRCA),IEEE Divyasudha N,et al,"Designing an IoT- Based smart Helmet:A cost- effective solution for Riders",ICIICT,IEEE Somantri,I.Y,"Smart Helmet Integrated with Motorcycles for Rider Awarness and Safety",IEEE ICISS,2022 S7 ECE

27. THANK YOU S7 ECE 24