Felicific
robotics

Feb 27, 2025

Line Tracer Challenge

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Line Tracer Challenge
Line Tracer Challenge poster
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Line Tracer Challenge

Problem Statement

Teams are required to build an autonomous robot that can follow a track consisting of black strips printed on a white surface. The robot will be placed at the start position and must complete the course on its own in the minimum possible time and reach the end. The track will feature various challenges, including different track colors, slopes, and special markings. The track layout will be disclosed one week before the event.

Objective:

The primary goal is to develop a robot that can effectively solve a predefined maze while adhering to competition rules and demonstrating the team's technical ingenuity. The competition tests the robot's ability to:

  1. Navigate autonomously through intricate pathways.
  2. Avoid obstacles and dead ends.
  3. Reach the maze exit with optimal pathfinding in minimal time. .

Event Description:

A Line Follower Robot Competition is a challenging event where participants design and build autonomous robots capable of following a predefined path on the ground. The contest tests the intelligent use of sensors, programming, design, and fabrication to ensure the robot follows the track precisely and quickly. This competition serves as a platform for robotics enthusiasts, engineers, and students to showcase their innovation and problem-solving skills in the exciting world of robotics. We hope you enjoy this thrilling journey!

Team Specifications:

  1. A team should consist of max 5 participants.
  2. All team members must be from the same college.
  3. Every team must have a name, which shall remain fixed once submitted.
  4. Every team must specify their team leader (representative) during registration. All important communications between coordinators and registered teams will be conducted through the team representative. The representative must provide valid contact details (mobile number, email, etc.) at the time of registration.

Bot Specifications:

  1. The robot must fit within a box of dimensions 25 cm x 25 cm x 25 cm (l x b x h), with a tolerance of 5% error in size and have a weight of max 3 kg .
  2. The robot must have an onboard power supply, and only DC-powered components are allowed.
  3. The voltage difference between any two points on the bot must not exceed 24 volts.
  4. Teams can use readymade microcontrollers and sensors as per their requirements. However, no ready-made circuits will be allowed.
  5. The robot must be capable of running on slopes (both inclines and declines).

Track Specifications:

  1. The track consists of black strips of 15mm width on a white surface, and it will be laid on a plain hard surface.
  2. The track will include inclines and declines, adding additional complexity to the challenge.
  3. It will feature inclines, declines, straight paths, turns, circular arcs, intersections, and dead ends.
  4. There are five checkpoints on the track, each with its own specific criteria (detailed in gameplay instructions).
  5. The end of the track is marked by a 30 cm x 30 cm black mark where the bot must stop. If the robot crosses the mark, a penalty of 2 seconds will be applied.
  6. Our track will be situated within a designated 12*12 feet boundary.
  7. The detailed track design will be disclosed two days before the event.

Gameplay

  1. The bot must be placed at the start position and allowed to start autonomously, without any external assistance.
  2. The robot should follow the track, pass through the checkpoints, and reach the end. If the bot crosses the end mark, a penalty of 2 seconds will be imposed.
  3. Upon reaching the end, the robot must stop on a designated end box and trigger a buzzer, which will sound for 10 seconds.
  4. Human intervention is allowed only if the bot goes off-track or starts retracing back to the start position. Only one person from the team is allowed to intervene, which will incur a penalty of 3 seconds.
  5. If the bot goes off-track, the match will resume from the last checkpoint crossed, or from the start position if no checkpoints have been passed.
  6. The time taken to complete the track, the number of human interventions, off-track penalties, and any bonus points for extra functionality will determine the final score.
  7. Finalists will be declared based on the time taken to complete the track.

Tie-breaker Criteria

  1. Number of human interventions.
  2. Number of penalties.
  3. Time taken to complete the track.

##General Rules:

  1. Any violation of the rules will result in immediate disqualification.
  2. Any attempt to exploit loopholes in a way that violates the spirit of the competition will lead to disqualification.
  3. No Wi-Fi modules or external devices are allowed near the bot during operation.
  4. The total time taken by the robot will be the basis for evaluation.
  5. Extraordinary situations like hardware malfunctions or the bot getting stuck may result in retries if deemed reasonable by the committee.
  6. Decisions by the TECHFEST committee will be final in all cases.

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Event Committee Members

Maitra Shah

maitrashah@gmail.com

Jadav Ami

jadavami@gmail.com
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