Cat Cannon

Project number
25502
Organization
BATYL Industries
Offering
ENGR498-S2025-F2025
Background: The University of Arizona is home to one of the very best basketball teams in the country. The electricity at McKale Center is spectacular and something that all Wildcats should be proud of. Currently, during intermission breaks, they have t-shirt giveaways. In order to distribute the shirts, cheerleaders come out and throw them into the crowd; occasionally, they will use a t-shirt gun. The cheerleaders are unable to throw the shirts very far and the gun frequently jams, creating a very underwhelming experience for the fans. The Cat Cannon will solve this problem!

The Cat Cannon is a multi-barrel, multi-directional robotic cannon which will distribute a high quantity of shirts in rapid succession to ALL areas of the arena safely. This includes both lower, middle and upper sections of McKale Center. The Cat Cannon will autonomously deploy to center court and fire the arsenal of t-shirts to the crazed fans. Requirements are as follows:

- Cat Cannon will be able to be programmed or operate via remote to deploy to its position on the court.
- Cat Cannon shall have a minimum of 4 multi-directional barrels to accommodate t-shirts and can target specific areas of McKale Center simultaneously.
- There needs to be some kind of feeder system to reload each cannon in order to launch at least 50 shirts per deployment. This will likely be the most difficult piece of this project.
- T-shirts should be able to hit all levels of McKale Center safely.
- The Cat Cannon must be able to deploy to center court and position itself within 60 seconds, and all shirts must be launched within 2 min of reaching enter court.
- Cat Cannon must have court-friendly wheels so as not to damage the playing surface.
- The system must be accurate and repeatable, as well as user-friendly.
- Fit & Finish - Would like it to look good…if the team doesn’t have time to make it aesthetically pleasing, please build it so it can easily be wrapped or be able to paint or add decals without affecting the operation of the unit. Alternatively, can have a decorative shell that encloses the inner workings.
- As a stretch goal, there will be two super cannons which will shoot a basketball out each side to make a half-court shot at each rim as the grand finale.

Autonomous Garbage Can

Project number
25501
Organization
Craig M. Berge Dean's Fund
Offering
ENGR498-S2025-F2025
This project involves the design and development of an autonomous garbage can to simplify waste management for residential customers. Currently, residents must manually move their garbage cans to the street on collection day and retrieve them afterward. This task can be challenging and hazardous for elderly individuals and inconvenient for those who are away on collection day. An autonomous garbage can will address these challenges by automating the process.

Key Features and Requirements:
The autonomous garbage can will incorporate the following characteristics:
1. User-Friendly Operation: Easy to program and monitor via a mobile application.
2. Battery-Powered: Operates using a rechargeable battery system.
3. Solar Charging: Equipped with solar panels for sustainable recharging.
4. Obstacle Avoidance: Includes sensors to detect and avoid obstacles.
5. All-Terrain Capability: Designed to traverse various surfaces such as concrete, asphalt, dirt, grass, and gravel.
6. Range: Capable of completing a round trip of up to 600 feet.
7. Garbage Collection Detection: Identifies when the can has been emptied.
8. Compatibility: Functions seamlessly with existing garbage trucks without requiring modifications.
9. Cost-Effective Design: Production cost per unit should not exceed $1,000.
10. Manual Movement: Still able to be moved manually


Future Considerations:
1. Retrofit Kits: Explore the feasibility of a retrofit kit for existing garbage cans.
2. Access Control Integration: Include options to open garage doors or gates autonomously.

I will be holding the following Zoom meeting to answer questions about this project:
https://arizona.zoom.us/j/87364980838 Passcode: 49825
Friday January 17, 2025 @ 10 AM - 11AM
Tuesday January 21, 2025 @ 10 AM -11AM
Tuesday January 21, 2025 @ 1 PM - 2 PM
You may send me CV/Resume or why you should be on this project to swlarimore@gmail.com - I have the opportunity to select two team members.


Radio Network Optimization

Project number
25079
Organization
Bard Water District
Offering
ENGR498-F2024-S2025
The design team shall:

-determine best applicable performance metrics for the Bard California Irrigation Water District (BWD/the district) radio network, based on current and anticipated network purposes
-determine the differences, per each applicable performance metric, between actual current status, and desired future status
-recommend solutions, with options and rationale, to reconcile gaps between current performance, and future intended purposes
-prepare an executable implementation plan for the selected solution set
-prepare verification and validation test plans for the selected solution set
-render the end state system in computer-based simulation to demonstrate future state system operations and capabilities
-conduct and provide additional data collection, analysis, and reporting as required to support the sponsor’s requests for information
-publicly exhibit their work in the Engineering Design Day event on the University of Arizona main campus in Tucson, AZ, at the conclusion of the academic year
-close out the project at its conclusion, transitioning control to the Project Sponsor or their designated representative, encapsulated in a comprehensive Technical Data Package (TDP) and close out report including all intellectual property created through the project

AZ Water Competition

Project number
25078
Organization
UA Department of Chemical and Environmental Engineering
Offering
ENGR498-F2024-S2025
Compete in the AZ Water Student Design Competition. The city of Surprise, AZ has a desire to increase the SPA 1 WRF total treatment capacity of from 12.8 MGD to 16.3 MGD by upgrading existing Plants 4 and 5. The students shall recommend secondary treatment design improvements for the rerated flow capacity for Plants 4 and 5 secondary treatment facilities.

Inulin Production

Project number
25077
Organization
UA Department of Chemical and Environmental Engineering
Offering
ENGR498-F2024-S2025
Design a process for producing Inulin from agricultural products, such as dandelions or jerusalem artichokes.

Hydro-Desulfurization Unit

Project number
25076
Organization
UA Department of Chemical and Environmental Engineering
Offering
ENGR498-F2024-S2025
Design a new a catalytic hydro-desulfurization (HDS) unit to process 30,000 BPSD of a blended SRGO and LCO feed stream to produce an on-road diesel fuel product meeting the current ASTM D975-18: Standard Specification for Diesel Fuel Oils with a maximum sulfur content of 0.005 wt.%

Naptha Methaforming

Project number
25074
Organization
UA Department of Chemical and Environmental Engineering
Offering
ENGR498-F2024-S2025
Design a 5,000 BPSD Methaforming unit to process low-octane naphtha streams into a RON 90 gasoline blending stock (Methaformate). Unit is to be constructed in an existing refinery as part of a capacity expansion to respond to increased demand for gasoline. Methaforming is a catalytic process of converting naphthas with an alcohol or another oxygenate (co-feed) into gasoline or BTX concentrate. This unit will be design to accept full range naphtha (FRN) jointly with ethanol. Secondary products will include Hydrogen-rich Gas (HRG) and Liquified Petroleum Gas (LPG).

Helium Recovery from Natural Gas

Project number
25072
Organization
UA Department of Chemical and Environmental Engineering
Offering
ENGR498-F2024-S2025
Design a Nitrogen Removal Unit (NRU) with Helium Recovery using a double-column cycle to process 50 MMSCFD of pipeline gas at 800 psig. The process natural gas must be delivered to the pipeline at 1,000 psig containing no more than 2% Nitrogen. The crude He product must contain at least 65% He with a recovery of 96% of the He in the feed. As part of the design optimize energy usage by adjusting the column pressures to minimize the power input and by evaluating the use of turbo-expanders versus Joule-Thompson valves.

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