Projects


# Title Team Members TA Professor Documents Sponsor
1
Automatic Pegboard Item Retrieval
Atharv Koshti
Kashyap Ramachandrula
Vraj Patel
Nikhil Arora Victoria Shao design_document1.pdf
final_paper1.pdf
proposal4.pdf
proposal1.pdf
proposal2.pdf
proposal3.pdf
video
2
GROUND-BREAKING NEXT-GEN SMART PET DOOR
Jeffrey Deng
Matthew Wei
Norbert Szczotka
Abhisheka Mathur Sekar Victoria Shao design_document1.pdf
design_document2.pdf
final_paper1.pdf
proposal1.pdf
proposal2.pdf
video1.mp4
3
WHEELED-LEGGED BALANCING ROBOT
Gabriel Gao
Jerry Wang
Zehao Yuan
Tianxiang Zheng Victoria Shao design_document1.pdf
final_paper1.pdf
proposal1.pdf
proposal2.pdf
video
4
Instant Nitro Cold Brew Machine
Danis Heto
Mihir Vardhan
Jialiang Zhang Arne Fliflet design_document1.pdf
final_paper1.pdf
presentation1.pdf
proposal1.pdf
video
5
Automatic Beverage bottle sorting bin
Jiajun Huang
Jingjie He
Joe Yu
Sanjana Pingali Victoria Shao design_document1.pdf
design_document2.pdf
final_paper1.pdf
presentation1.pptx
proposal2.pdf
proposal1.pdf
video
6
[Pitched Project] Specialized Camera for Medical Applications
Amartya Bhattacharya
Isha Akella
Jason Jung
Jason Zhang Arne Fliflet design_document1.pdf
design_document2.pdf
final_paper1.pdf
proposal2.pdf
proposal1.pdf
video1.mp4
7
Smart Plastic Container Recycling System
Jason Wright
Jennifer Chen
Smruthi Srinivasan
Jeff Chang Victoria Shao design_document2.pdf
final_paper1.pdf
proposal2.pdf
video
8
Plant Irrigation and Monitoring System
Carlos Toledo
John Burns
Kevin Le
Sainath Barbhai Olga Mironenko design_document1.pdf
design_document2.pdf
final_paper1.pdf
other1.pdf
photo1.pdf
proposal1.pdf
proposal2.pdf
9
Smart Person-Following Luggage System
Jai Anchalia
Shubham Gupta
Varun Singhal
Abhisheka Mathur Sekar Olga Mironenko design_document1.pdf
design_document2.pdf
final_paper1.pdf
other1.pdf
presentation1.pdf
proposal1.pdf
video
video
10
Camera Inventory System for ECE 445 Components
Krish Naik Aparaj
Rohan Harpalani
Rushil Duggal
Sanjana Pingali Olga Mironenko design_document1.pdf
design_document2.pdf
design_document3.pdf
final_paper1.pdf
proposal2.pdf
proposal1.pdf
video
11
Cat Laser Tower
Elisabeth Tricou
Nour Sarikaya
Victor Liu
Jialiang Zhang Victoria Shao design_document2.pdf
final_paper1.pdf
photo1.jpg
presentation1.pptx
proposal2.pdf
video1.mp4
12
Automatic Cat Litter Box
Jonathan Chang
Michael Duan
Shihua Cheng
Nikhil Arora Arne Fliflet design_document1.pdf
final_paper1.pdf
presentation1.pdf
proposal2.pdf
proposal1.pdf
video
13
Tesla Coil Guitar Amp
David Mengel
Griffin Rzonca
Jason Paximadas Arne Fliflet design_document1.pdf
design_document2.pdf
design_document3.pdf
design_document4.pdf
final_paper1.pdf
other1.pdf
proposal1.pdf
proposal2.pdf
video
14
The Remote Wah Guitar Pedal
Christopher Read
Julian Brookfield
Luna Rathod
Stasiu Chyczewski Victoria Shao design_document1.pdf
final_paper1.pdf
final_paper2.pdf
photo1.jpg
proposal1.pdf
proposal2.pdf
15
Cheap Digital Leg Tracker
Diana Long
Joseph Cho
Qing Wang
Zicheng Ma Victoria Shao design_document1.pdf
design_document2.pdf
design_document3.pdf
final_paper1.docx
proposal2.pdf
proposal1.pdf
video
16
ChipCaddy: Home Poker Game Solution
Anish Rajesh
Justin Wang
Marvin Camras
Nikhil Arora Olga Mironenko design_document1.pdf
final_paper1.pdf
other1.pdf
presentation1.pdf
proposal2.pdf
video
17
Grid Independent Water Monitoring/Management System
Anantajit Subrahmanya
Grant McKechnie
Jayanth Meka
Abhisheka Mathur Sekar Olga Mironenko appendix1.pdf
design_document2.pdf
design_document3.pdf
final_paper1.pdf
photo1.HEIC
proposal2.pdf
18
Self-Charging Automatic Bike Lock
Jake Li
Paul Jeong
Rithik Morusupalli
Jason Zhang Victoria Shao design_document1.pdf
design_document2.pdf
final_paper1.pdf
presentation1.pptx
proposal2.pdf
proposal1.pdf
video
19
Aftermarket Hazard Detection System for Cyclists
Adam Snedden
Erik Ji
Ozgur Tufekci
Tianxiang Zheng Arne Fliflet design_document1.pdf
final_paper1.pdf
proposal1.pdf
proposal2.pdf
video
20
Wireless Remote Motor Controller
Aaron Chen
Boon Lee
Kyungha Kim
Jason Zhang Arne Fliflet design_document1.pdf
design_document2.pdf
final_paper1.pdf
other1.pdf
presentation1.pdf
proposal1.pdf
video
21
Door-Knocking Alarm for the Hearing Impaired
Ajay Jayaraman
Ji Yoon Lee
Pax Kim
Tianxiang Zheng Victoria Shao design_document1.pdf
final_paper1.pdf
presentation1.pptx
proposal1.pdf
proposal2.pdf
video
22
MIDI Music Box
Jeremy Lee
Sean Liang
Tyler Shu
Gregory Jun Arne Fliflet design_document1.pdf
design_document2.pdf
final_paper1.pdf
presentation1.pdf
proposal2.pdf
proposal1.pdf
video
24
Distributed Light System using Voice Recognition
Anish Naik
Anshul Goswami
Walter Tang
Jeff Chang Olga Mironenko design_document1.pdf
design_document2.pdf
design_document3.pdf
final_paper1.pdf
proposal1.pdf
proposal2.pdf
video
25
Home Appliance Energy Monitor
Guneet Sachdeva
Om Patel
Ravi Thakkar
Zicheng Ma Olga Mironenko design_document1.pdf
design_document2.pdf
final_paper1.pdf
presentation1.pdf
proposal2.pdf
proposal1.pdf
26
Simplifying Part Access
Aidan Yaklin
Matheu Fletcher
Tejas Aditya
Gregory Jun Victoria Shao design_document1.pdf
design_document2.pdf
final_paper1.pdf
other1.jpg
other2.jpg
photo1.jpg
photo2.jpg
presentation1.pdf
proposal2.pdf
proposal1.pdf
video
27
Smart Motion-Sensing Light for Occupancy Indicator
Ritvik Goradia
Siddarth Iyer
Sanjana Pingali Olga Mironenko design_document1.pdf
final_paper1.pdf
proposal1.pdf
28
Solar Remote Monitoring of Trough Water Level
Ajay Venkatraman
Alina Ampeh
Letian Zhang
Zicheng Ma Olga Mironenko design_document1.pdf
design_document2.pdf
design_document3.pdf
final_paper1.pdf
other1.pdf
proposal2.pdf
proposal1.pdf
29
Renter-Friendly Fob-Activated Door Lock
Adam Quiballo
Antonio Laverd
Max Zhang
Nikhil Arora Olga Mironenko design_document1.pdf
design_document2.pdf
final_paper1.pdf
presentation1.pdf
proposal2.pdf
proposal1.pdf
30
(Pitched) Infineon Robot
Kai Chieh Liang
Saharsh Ballae
Wei-Jui Chen
David Null Arne Fliflet design_document1.pdf
design_document2.pdf
design_document3.pdf
final_paper1.pdf
presentation1.pdf
proposal2.pdf
proposal1.pdf
video
31
Muscle Highlighting Fitness Device
Anushka Pachaury
Sangyun Lee
Sreyas Dhulipala
Sainath Barbhai Olga Mironenko design_document1.pdf
design_document2.pdf
final_paper1.pdf
presentation1.pptx
proposal2.pdf
proposal1.pdf
video1.MOV
video3.mp4
32
Scrubbing CO2
Alan Cardiel
Kinjal Dey
Seunghwan Hong
David Null Arne Fliflet design_document1.pdf
design_document2.pdf
final_paper3.pdf
presentation1.pptx
proposal2.pdf
proposal1.pdf
video
33
Fire Detection and Suppression System for Electric Ranges
Arjun Swamy
John Truong
Prathamesh Salunke
Sanjana Pingali Olga Mironenko design_document1.pdf
design_document2.pdf
final_paper1.pdf
proposal2.pdf
proposal1.pdf
video
34
Dynamic Seat Cushion
Angelica Fu
Anthony Cruz Macedo
Eric Cheng
Jeff Chang Victoria Shao design_document1.pdf
design_document2.pdf
final_paper1.pdf
other1.pdf
presentation1.pdf
proposal4.pdf
video1.MOV
35
Bed Sensor Alarm
Colby King
Ebaad Siddique
Syed Ahmed
Abhisheka Mathur Sekar Arne Fliflet design_document1.pdf
design_document2.pdf
design_document4.pdf
final_paper1.pdf
other2.pdf
proposal2.pdf
proposal1.pdf
video1.MOV
36
[Pitched Project] Surgical Light to Aid Medical Microscopic Camera
Jeremy Wu
Manogna Rajanala
Yogavarshini Velavan
Jason Zhang Arne Fliflet design_document1.pdf
design_document2.pdf
final_paper1.pdf
final_paper2.pdf
proposal1.pdf
proposal2.pdf
video1.mov
37
Smart Stair Gate
Alexander Chin
Brandon Lau
Zeyad Irsheid
Zicheng Ma Victoria Shao design_document1.pdf
design_document2.pdf
final_paper1.pdf
proposal1.pdf
video1.mp4
38
Smart Stove System
Aryan Gupta
Dinal Gunaratne
Nikil Nambiar
Stasiu Chyczewski Arne Fliflet design_document1.pdf
design_document2.pdf
design_document3.pdf
final_paper1.pdf
proposal2.pdf
proposal1.pdf
39
ECEB Submetering System [Pitched Project]
Houji Zhou
Sophia Marhoul
Vincent Nguyen
Tianxiang Zheng Olga Mironenko design_document1.pdf
final_paper1.pdf
presentation1.pptx
proposal1.pdf
video
40
Vertical Climbing Drone
Jacob Corsaw
Jeffrey Chang
Josh Crosby
Jeff Chang Arne Fliflet design_document1.pdf
design_document2.pdf
final_paper1.pdf
other1.pdf
photo1.jpg
presentation1.pdf
video1.mp4

Active Cell Balancing for Solar Vehicle Battery Pack

Tara D'Souza, John Han, Rohan Kamatar

Featured Project

# Problem

Illini Solar Car (ISC) utilizes lithium ion battery packs with 28 series modules of 15 parallel cells each. In order to ensure safe operation, each battery cell must remain in its safe voltage operating range (2.5 - 4.2 V). Currently, all modules charge and discharge simultaneously. If any single module reaches 4.2V while charging, or 2.5V while discharging, the car must stop charging or discharging, respectively. During normal use, it is natural for the modules to become unbalanced. As the pack grows more unbalanced, the capacity of the entire battery pack decreases as it can only charge and discharge to the range of the lowest capacity module. An actively balanced battery box would ensure that we utilize all possible charge during the race, up to 5% more charge based on previous calculations.

# Solution Overview

We will implement active balancing which will redistribute charge in order to fully utilize the capacity of every module. This system will be verified within a test battery box so that it can be incorporated into future solar vehicles.

Solution Components:

- Test Battery Box (Hardware): The test battery box provides an interface to test new battery management circuitry and active balancing.

- Battery Sensors (Hardware): The current battery sensors for ISC do not include hardware necessary for active balancing. The revised PCB will include the active balancing components proposed below while also including voltage and temperature sensing for each cell.

- Active Balancing Circuit (Hardware): The active balancing circuit includes a switching regulator IC, transformers, and the cell voltage monitors.

- BMS Test firmware (Software): The Battery Management System requires new firmware to control and test active balancing.

# Criterion for Success

- Charge can be redistributed from one module to another during discharge and charge, to be demonstrated by collected data of cell voltages over time.

- BMS can control balancing.

- The battery pack should always be kept within safe operating conditions.

- Test battery box provides a safe and usable platform for future tests.