Enhancing Public Transportation with Innovative Solutions
Discover the challenges faced in public transportation in Sri Lanka despite high road density, and explore a solution involving safer travel utilities and advanced tracking technology. Uncover the unseen components of a modern transportation tracker and the benefits of utilizing MQTT technology. Delve into the intricate details of the tracker's internal components and the service infrastructure supporting it, topped off with a breakdown of the bill of materials per unit.
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Presentation Transcript
Why people Hate public Transportation ? 1
Whats the Problem? Sri Lanka has the second highest road density in Asia (173.8 km/km2) Once CTB was the largest omnibus company in the world (Wikipedia) But Still people don t use the public transportation very much 2
Our Solution Safer Travel Utility 3
What You See from Outside Web App Tracker Mobile App 4
Mobile App api Web App api Application DB Google API Services Service API TMS Tracker Tracker Tracker Tracker Tracker 5
What You Dont See from Outside S E R V I C E TMS DB Tracker 1 MQTT Broker A P I TMS Backend Tracker 2 Tracker 3 TMS Web Console 6
Why MQTT Light weight Flexible Secure Scalable Low bandwidth 7
Whats Inside the Tracker Power bus Data bus Magnetometer (hmc5883l) IMU Module (MPU 6050) GPS + GSM Module (A9G chip) Microcontrolle r (STM32F103) Barometric Pressure Sensor (BMP 280) DC Input 12v to 3.7v SMPS Module Battery Lion 3.7v 8
S E R V I C E Application DB Web App API Mobile App API A P I Google API Services 9
SaVy 12
Bill Of Materials Per Unit Item No Of Units Price/Unit cost 390 1 390 MPU 6050 330 1 330 BMP 280 750 HMC 5983 1 750 3000 A9G 1 3000 750 STM32F103C8T6 1 750 180 LM2596 Adjustable Buck Converter 1 180 220 Li Ion Battery 1 220 290 Enclosure Box 1 290 Total 5910 13
TIMELINE W e e k 1 1 F i n a l W e e k 7 w e e k 3 Tracker YOUR HEADING YOUR HEADING TMS 2015 2018 WEB UI YOUR HEADIG Mobile APP
