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All Past Tech Expo Projects
Fall 2024
Our objective is to digitize the mechanical process of hurdy gurdies, incorporating a rotary encoder and digital switches to simulate key inputs.
Spring 2023
Proportion-Air has tasked us with creating a pneumatic demonstrator to show the variation of pneumatic power by controlling pressure and flow.
Spring 2025
This project aims to develop an accessible manufacturing system for breathing pens that actively includes individuals with upper limb disabilities through inclusive design and automation.
Spring 2024
Team 17 is designing a user presence detection system for an Allegion door lock that can meet power and weatherproofing requirements. This system has an adjustable backlit keypad that lights when a user approaches the door.
Spring 2024
o Small Parts Inc. is experiencing difficulties preserving the knowledge that is currently held by many employees nearing retirement. These employees are experts in die manufacturing, servicing, and turning processes. Untrained new employees can cause a d
Spring 2024
Our project seeks to make use of the abundant energy provided through solar light to provide a more cost-effective alternative to solar panels and demonstrate the potential for energy harnessing through LEDs and waveguides.
Spring 2023
Our team strives to make progress in developing a method of carefully aligning carbon nanotubes in a solution that can be manipulated from a liquid to a solid state.
Spring 2023
Team 21 was tasked with attending to the air-cooled-chilled-glycol system at the John Deere Harvester Works Facility in East Moline, IL. The chilled glycol system supplies several workstations around the facility, linked by a large piping network. As the
Spring 2024
The printer needs to be affordable, functional, safe, and simple enough that anyone can assemble it. Must also comply with middle school safety guidelines to ensure student safety.
Spring 2025
The development of this vessel is broken down into subsystems that are integrated together. The primary application of this research is for defense and homeland security, protecting the United States coasts from potential threats such as drug trafficking.
Spring 2022
We need to create a model-based system that the client will be able to change in order to fit the company’s needs. The system needs to be able to be repeatable and collect data. The model-based system will be of a Dewalt Electric Push Mower that will capt
Spring 2025
We combined three distinct systems (UR10e Robotic Arm, Artus Lite Robotic Hand, & HaptX Gloves) together to create a proof of concept teleoperational robotic arm with 5-finger end-effector.
Spring 2025
Eaton is a global leader in power manufacturing and is looking for new ways to incorporate DERs into their manufacturing process. A global, interactive solution is required to plan further additions before DER infrastructure is implemented.
Spring 2023
Honda has an issue within their automated brazing department where the wire fed into the robotic arm tends to kink. This kink halts production and leads to wasted time which is very valuable within the manufacturing industry.
Spring 2025
The current insulin pen self-injection process is complex and confusing. Customers, caregivers, and healthcare providers must select the correct needle gauge and length, making it difficult to use. The engineering problem is creating a universal self-inje
Spring 2024
Develop a new testing method to ensure the proper operation of the HS in the vehicle production line.
Spring 2025
Hinchman Indy is currently facing several challenges that are hindering its growth and profitability within the racing community. The company lacks a diverse range of merchandise options, which limits its appeal to potential customers. Additionally, its s
Spring 2025
The problems that the team runs into when processing orders are the order, inventory control, and invoicing processes. With the whole order process being manual, there is room for improvement in this area for the company.
Spring 2022
The die casting machine in state farm is getting old and has no process monitoring capability. The only safety measure is a cover which goes over the die. In order to modernize the machine, sensors and a logic controller should be installed.
Spring 2024
The problem our team is working on is to design, build, and test a frame that will be able to support different systems and the pilot itself. We aim to improve the hydraulic system mounted on the vehicle by refining various components with the system.
Spring 2025
The aim of this project is to implement novel methods for electricity generation using hydropower while addressing the environmental implications of the system.
Ink Age Determinations and Testing randomly acquired characteristics (RACs) for tire mark comparison
Spring 2025
For Ink Analysis, the was creating a means of determining when a document has been altered for forensic applications. For tire mark comparison, the goal was developing a means of holding car tires to catalog their damage to compare to tire impressions.
Spring 2024
The purpose of this project was to design and implement a multi-pendulum inverted cart system intended for educational and research use. Testing needs to be conducted to verify a stable and consistent outcome.
Fall 2024
The project integrates a real-time chatbot into Vuzix glasses to assist in knowledge transfer as experienced employees retire. It provides on-demand machine support for 3D printers, training new users with no prior experience through interactive guidance.
Spring 2023
Endress Hauser tasked our group with designing and building a portable, and interactive demonstration unit that displayed the functions of their Micropilot (level sensor); Ceribar (Pressure sensor); and Picomag (flow sensor).
Spring 2023
The main goal of this project is to renovate a NATCO transfer line trade show demonstration piece which is a replica of automated manufacturing machinery that is still used today in industry. In order to renovate the transfer line, there will be upgrades
Fall 2024
There is a high prevalence of fractured or deformed keel bones amongst chickens, sometimes as high as 80%, which can severely affect their egg laying ability.
Spring 2024
Restore the NACTO (National Automatic Tool Company) transfer line model to full function to be presented at a trade-show in Fall 2024.
Spring 2024
The aim of the project is to create a water lifting system that can move hot spring water to a man-made spa at a height of 150 meters. Renewable energy sources will power the system as well as wind power. To assess the functional performance of the full-
Spring 2022
Salk Institute needs a way to scan multiple plant root plates in a more efficient manner that does not require much human interaction. Salk will receive a fully capable robot that scans each plate at the press of a button and saves each scan.
Spring 2022
Our client is in need of a functional prosthetic arm which performs daily tasks. Our project is to create a fully functional quick disconnect wrist joint for a prosthetic arm so the user can quicky and efficiently detach a prosthetic at the wrist joint.
Spring 2022
Our research objective was to propose a well defined solution to help Purdue Libraries aid the current engineering technology students be prepared for the information literacy skills needed in the workplace.
Fall 2024
The current surgery system relies on a passive tool guide without depth sensing, forcing surgeons to use hard stops. A depth-sensing tool guide is needed to enhance safety and efficiency by providing real-time, precise feedback on tool position and depth.
Spring 2024
Unusable cordless power drills with dead batteries take up space but have useful hardware. This is important to reduce waste and generate quantifiable energy using available drill mechanisms.
Spring 2024
Unusable cordless power drills with dead batteries take up space but have useful hardware. This is important to reduce waste and generate quantifiable energy using available drill mechanisms.
Spring 2022
The Capstone Team 15 has been tasked with finding and purchasing a plastic extrusion machine that will take recycled plastic and melt it into a new skateboard deck.
Spring 2025
Using Reinforcement Learning, this project trains Trossen ALOHA robot arms to perform complex, unstructured tasks autonomously, bridging the gap between simulation and real-world execution through careful data collection, testing, and system refinement.
Spring 2022
PRF desires a commercially viable solution for bike sharing. The desired device allows the owner of a bicycle to keep it secured while also allowing the ability to grant shared access to others.
Spring 2021
An improved CMOS image sensor system needs to be designed, integrated, and characterized to assist Salk Institute continue its research.
Spring 2025
A spa is being constructed in the Colca Canyons in Southern Peru along a hiking trail for tourists. Peru officials aim to provide water to the spa by pumping up water from a nearby hot spring.
Spring 2024
the client seeks to implement a system for measuring usage and wear on the hoists used in production to shift from preventative maintenance to predictive maintenance.
Spring 2025
Team 01 is looking to condense the steam byproduct of AlGalCo’s H.O.T. system to remove 95 percent of moisture from the hydrogen output line.
Spring 2024
There is currently no way to simulate 1G for biological experiments and mixed material separation in microgravity laboratories. Given the high cost of space transport (~$3k/lb), the shipment of heavy laboratory centrifuges to orbit is undesirable.
Spring 2024
There is currently no way to simulate Earth gravity for biological experiments and mixed material separation in microgravity laboratories. Given the high cost of space transport (~$3k/lb), shipment of heavy laboratory centrifuges to orbit is undesirable.
Spring 2022
Our team needs to create a robust low-power, "prep-less", DPS solution that can easily integrate with the rest of Allegion’s products.
Fall 2023
Salk is requesting a novel system that optimizes and expedites data acquisition from many experiments involving plant growth. The client requires the system to use actuators and motors to move petri dishes on and off a scanner, thus allowing the ability t
Fall 2024
Design an affordable and manufacturable AR Sandbox model for children visiting an educational museum. The AR Sandbox model will react to topographical changes in the sand in real-time.
Spring 2024
The die casting industry faces a critical challenge related to the deterioration of dies used in production, leading to the emergence of defects like solder, sinkholes, cracks, material inconsistencies, and excess material in castings. Currently, the indu
Fall 2024
The problem that is being tackled in this project is the issue of the best control method and algorithm for smart control thermostats. The thermostats, for heating and cooling, perform their job but at the cost of low accuracy of the temperature goal and
Spring 2021
Los Alamos National Laboratory needs an accelerated aging study done on UV curable photopolymer to test geometry, mechanical properties, and color fading over time with exposure to UV light.