Mars Exploration Mission

Mars Exploration Mission

1. Ideation

   • Criteria
     • Prescribed
       • Go around immovable objects
         • Touch sensor has to be pushed in very deep before it activates
           • Immovable object would activate
             • If only ultrasonic is activated, it's movable
           • Movable would not
           • Move movable objects
       • Move movable objects
         • Ultrasonic sensors detect all (if large enough) objects
           • Both immovable AND movable would activate
             • If touch and ultrasonic both activated, it's immovable object
             • If only ultrasonic is activated, it's movable
           • Go around immovable objects
       • Follow line
         • Could use this existing algorithm:
     • Self-determined
       • Externally display if robot gone off course
         • Use screen of EV3 brick to display faces
       • Perform celebration dance once course if completed
         • End of course is red
           • Can use following algorithm to detect end of course

2. Impacts

   • Social
     • Mansfield State High School
       • Gains recognition for helping internationally renowned space agency
         • IT curriculum and department would receive additional funding
         • School receives more government funding
     • SpaceX
       • Successful mission means for opportunites for future missions and economic gains
   • Economic
     • SpaceX would probably pay MSHS for the assistance
       • Boosts local economy
       • School/Students/Teachers gains additional funds
   • Personal
     • Students
       • Gains recognition for assisting renowned space agency
         • Awards
         • More opportunities from schools or organisations/companies looking to award scholarships or job opportunities
     • Teachers
       • Gains recognition for enabling students to complete challenge
         • Awards
         • Employment opportunities

3. Non-functional Requirements

   • Perform "celebration dance" once course is completed
     • Aesthetic requirement

4. Constraints + Limitations

   • Robot
     • Sensors
       • Colour
         • Can only be positioned one one side of robot
         • May be faulty/unpredictable due to external factors such as shadows or distance positioned to the ground
       • Ultrasonic
         • Can only be positioned in front of robot
           • May not detect certain objects if on side of robot
         • Cannot detect certain objects if too small
         • Cannot detect further away than ~100 cms
       • Touch
         • Sensor is relatively small
         • Can only be positioned on one side of the robot
         • Has to be pushed in very deep before activated
           • In some situations will not activate
   • Personal/Self
     • Lack of experience in coding
     • Student
       • Pre-occupied with other tasks; less time to work on project
         • Other subjects
         • Part-time jobs
         • Extra-curricular activities
           • Music
           • Chess
   • Resources
     • Websites
       • Youtube
         • Limited access at school
         • Videos may be outdated or incorrect
       • Requires internet
       • ev3lessons.com
         • Some lessons are outdated
         • May be hard to understand or follow; created by students
         • Lack of abundancy and variety of resources; created by students
     • Applications/Software
       • EV3 classrooms
         • Uses the Scratch 3.0 programming language
           • Not text-based
             • Inflexible
   • Task-specific
     • Robot configuration can not be changed
     • Time limitations
       • Must be completed within 4 weeks
     • Mat/Course
       • Dirty and old
         • Colour detection may be faulty
       • Path
         • Thin
           • More difficult to detect and follow

5. Functional Requirements

   • Self-determined criteria
     • Course must be completed in 5 or less minutes
       • Reduce chance of meeting severe weather events e.g. sandstorms
       • Reduces chance of robot running out of battery midway through course
     • Perform a "celebration dance" once course is completed
       • Must be aesthetically unique and creative
         • Turns
         • Display face
         • Sounds
     • Externally display something to distinguish if robot has gone off-course (if detecting white with colour sensor)
       • Helps humans to see if something has gone wrong
         • Can be displays e.g. a sad face
         • Sounds
   • Prescribed Criteria
     • Detect and clear the moveable objects from the path
       • Movable i.e. can be cleared by robot alone
       • Object can be picked by me
     • Detect and navigate around immovable objects
       • Immovable i.e. cannot be cleared by robot alone and robot is forced to move around it AND return to path
       • Object can be picked by me
     • Follow the path
       • Black line
       • Cannot move off of black line and not return
   • Must be done within 4 weeks
     • Includes written part
       • Evaluation
       • Algorithms
       • Diagrams
       • Etc.

6. Available Resources

   • Computers
     • Internet
       • GoConqr
         • Easy Mindmaps
         • Brainstorm ideas
       • Blackboard
         • Makes information relating to task widely available
           • Due dates
           • How to perform certain tasks using EV3
           • Information relating to assessment itself e.g. tasksheets
       • Youtube
         • Tutorials
           • Helps with formulation of algorithms and code to enable the ev3 robot to complete the challenge
           • Answers potential questions e.g. how to make an ev3 robot follow a black line
       • ev3lessons.com
     • Applications and software
       • Microsoft Teams
         • Enables for contact and communication with teachers and/or other students
           • Ask Questions
           • Mutual assistance
       • Microsoft Word
         • Enables for the editing of text
           • Allows for completion of the written portion of assignment including but not limited to: prescribed and self-determined evaluation criteria, evaluation, reference list/bibliography
         • Enables for the editing of diagrams, tables, and images
           • Allows for the completion of diagrams or annotated photos showcasing two possible solutions
       • EV3 Classroom
         • Allows for code to be created and edited, then to be uploaded to the EV3 robot
   • EV3 robot
     • Parts
       • EV3 Brick
         • Controls sensors and motors
         • Play sounds and display images
         • Can process code uploaded
       • Sensors
         • Gyro
           • Measures angles
             • Make precise turns
               • Helps robot to move around immovable object
         • Colour
           • Detects colour and light intensity (ambient and reflected)
             • Helps to keep robot on line
         • Ultrasonic
           • Measures distance
             • Detect immovable/movable objects?
         • Touch
           • Detects objects
             • Detect immovable/movable objects?
       • Motors
         • Raises and lowers arm
           • Allows for robot to clear movable objects
         • Turns wheels
           • Make turns
             • Allows to robot to follow path and navigate around immovable object
           • Move robot

Images and files in the map