Heather Kloet, Monica Limback, Kaitlyn Weinstein

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1 Heather Kloet, Monica Limback, Kaitlyn Weinstein

2 Outline Introduction Design Software Hardware Mechanical Prototype Status Conclusion Introduction Software Hardware Mechanical Prototype Conclusion 1/18

3 Team 11: Amphibot Monica Limback (EE), Kaitlyn Weinstein (ME), Heather Kloet (EE) Introduction Software Hardware Mechanical Prototype Conclusion 2/18

4 Problem Statement Problem: Searching marshes, swamps, and shallow black-water areas for lost metal objects or landmines can be time consuming and dangerous. Introduction Software Hardware Mechanical Prototype Conclusion 3/18

5 Design Norms Delightful Harmony User Friendly Caring Eliminates Unpleasant Tasks Trust Dependable Product Introduction Software Hardware Mechanical Prototype Conclusion 4/18

6 Considered Solutions Submerging robot: Difficult to communicate with More vulnerable to obstacles Drop box to search Easily entangled Use camera to search Water too murky Use sonar to search Too expensive for purpose Introduction Software Hardware Mechanical Prototype Conclusion 5/18

7 Final Solution An amphibious robot that is capable of: Being controlled wirelessly Detecting metal Traversing land, mud, and water Reporting its location Recording its surroundings Introduction Software Hardware Mechanical Prototype Conclusion 6/18

8 Software Use of Raspberry Pi to communicate with: User via Wi-Fi Adapter on secure wireless network Amphibot sensors and motors via Python graphical user interface (GUI) Introduction Software Hardware Mechanical Prototype Conclusion 7/18

9 Hardware Metal detector built from kit Speaker wire used for connections/coil Webcam standard USB connection Used to help navigate GPS Breakout Board USB connection Introduction Software Hardware Mechanical Prototype Conclusion 8/18

10 Mechanical Track System Paddles Structure Aluminum Light weight Casing Flotation Filled with foam Guide Introduction Software Hardware Mechanical Prototype Conclusion 9/18

11 Prototype Introduction Software Hardware Mechanical Prototype Conclusion 10/18

12 Metal Detector Must be tuned to robot body Maximize depth Minimize noise from robot body Audio output not currently connected to Raspberry Pi Introduction Software Hardware Mechanical Prototype Conclusion 11/18

13 User Interface Python GUI accessed using PuTTY on secure Wi-Fi Video Camera Motors GPS Temperature/Humidity Sensor Introduction Software Hardware Mechanical Prototype Conclusion 12/18

14 Structure Built: Frame Tracks Paddles Building: Casing Introduction Software Hardware Mechanical Prototype Conclusion 13/18

15 Design Obstacles Sprockets Plastic more brittle than metal Speed ratios Motor Controls Forward/Reverse Capabilities Control from Raspberry Pi Introduction Software Hardware Mechanical Prototype Conclusion 14/18

16 Current Status Basic control system working Tracks moving Metal Detector range Maximum of 8 inches Introduction Software Hardware Mechanical Prototype Conclusion 15/18

17 Future Testing Control communication lag Land to water movement Speed Water and land Metal detector sensitivity Safety features Introduction Software Hardware Mechanical Prototype Conclusion 16/18

Team Conclusion Buy extra parts and buy parts early Reassess project scope frequently Communicate If more time: In depth study of paddle design More

18 Team Conclusion Buy extra parts and buy parts early Reassess project scope frequently Communicate If more time: In depth study of paddle design More research of metal detector and sonar More advanced movement controls Mobile application Introduction Software Hardware Mechanical Prototype Conclusion 17/18

19 Acknowledgements Professor Michmerhuizen Professor Tubergen Eric Walstra of Gentex Professor Kim Phil Jasperse Chuck Holwerda Bob DeKraker Calvin College Faculty Introduction Software Hardware Mechanical Prototype Conclusion 18/18

20 Questions?

Garde Net TEAM 16 JOHN CONNELL, ANTHONY JIN, CHARLES KINGSTON, AND KEVIN KREDIT

Garde Net TEAM 16 JOHN CONNELL, ANTHONY JIN, CHARLES KINGSTON, AND KEVIN KREDIT GardeNet TEAM 16 JOHN CONNELL, ANTHONY JIN, CHARLES KINGSTON, AND KEVIN KREDIT The Team John Connell Anthony Jin Charles Kingston Kevin Kredit The Team The 5/17/2016 2/16 Overview The The Team The 5/17/2016