31 Aug

To conclude SURP 2021, we are tasked to do a presentation and poster regarding what we have done for the past 9 weeks of SURP. To see my presentation and poster, go to this google drive. To see the Origami Feedback Controlled Cars repository, go here. In this repo, you will see the guides...

31 Aug

For SURP 2021’s Week 9, I worked on the pivoting car. It is a car that has a hinge in the middle. On its hinge is a SG90 servo that rotates the half of the car to a certain direction. Below is a photo of the pivoting car. During this week, Jaehoon Song (LEMUR Arnhold) also managed to generate/di...

14 Aug

During SURP 2021’s week 8, Shahrul Kamil bin Hassan (Team Arnhold), Bhavik Joshi (Team Arnhold), Marisa Duran (Team Arnhold), and I integrated the three epics in the Arnhold project which are Mesh Networking, Vision Processing, and Feedback Controlled Cars. The integration can be seen below. A...

14 Aug

During SURP 2021’s week 8, Bhavik Joshi (Team Arnhold), Marisa Duran (Team Arnhold), and I managed to integrate the vision processing and feedback controlled cars epic. Using Marisa’s OpenMV code and my code for controlling the cars, we were able to put an OpenMV camera in one of my four-wheeled o...

14 Aug

During SURP 2021’s Week 7, Bhavik Joshi (Team Arnhold) and I were able to create a swarm of car robots using his Mesh Networking code and my cars. The cars were controlled by a single joystick through Sudarshian Seshadri’s (Team Arnhold) React-app dash. A gif of the car swarm is attached below. ...

06 Aug

For SURP 2021’s Week 6, I incorporated IMU and Lidar sensors to the car with a tank-drive system. Currently, the Lidar acts as an obstacle detection at the front of the car wherein it would stop when it detects an object less than 130mm. For the IMU, it only shows the yaw values in degrees using the...

05 Aug

Yesterday, Jill and I were able to successfully integrate the mesh network with three of her paper cars. We were testing the ability to send instructions to multiple vehicles over the network. Since our 433 MHz packet radios in tests would send messages within three milliseconds and the painlessMesh...

29 Jul

For SURP 2021’s Week 5, I created a car in roco and equipped with a steering system. Last week, I made one that has a tank-drive system. Tank-drive system: Controlled using a Webpage -- Forward, Backward, Left, and Right buttons Steering system: Controlled using Sudarshan Seshadri's Dash (Rea...

19 Apr

Part 1: Correcting Y Direction Deflection Y direction deflection correction Following last week's blog post, I modified our design tool. The new results show a better match for y-direction deflection. Here are some of the results: 1. FCFC, clamped on longer edges, forces on shorter edges...

13 Apr

1. Here is the intermedium results: plane stress of a CFFF rectangle plate, with uniaxial load The magnitude is the same, results are close (at least visually). Stress u direction displacement v direction displacement (results do not match well, but this is not the direction of interes...