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Electrical Engineering (1st)

These projects are at the midpoint of a two-semester sequence.  They are not complete.


Remote pH Sensor

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Sponsor: Ingram Readymix Inc.

Student Team: Matthew Presley, Jason Castillo, Mason Hagen, Matthew Hughes

Faculty Advisor: Dr. William Stapleton

Due to environmental regulations, the pH of any water leaving the property of the concrete plant must be taken within 15 minutes of outflow. This project will measure the pH, and is composed of a pH probe, sensor and platform to interpret the results and transmit them to the nearby office, thus alleviating the requirement to manually take samples while maintaining regulatory compliance.

Poster


Keysight IoT Courseware Beta Testing for the U3800A

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Sponsor: Keysight Technologies

Student Team: Taurino Tostado, Alexander Lindsey, Peter Osemwegie

Faculty Advisor: Dr. Georgios Koutitas and Dr. Bill Stapleton

This project consists of beta testing the Keysight U3800A IoT product package’s suitability as an instructional device for undergraduate Electrical Engineering students. The team will provide a thoroughly documented review of the existing product and work to develop at least two more additional labs that take advantage of the full functionality of the products capabilities as an IoT device.

Poster


Smart Irrigation System

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Sponsor: Sensco

Student Team: Matthew Deleon, Ryan Samuel, Million Desta, Jordan Bice

Faculty Advisor: Dr. William Stapleton

This project consists of the design and prototype construction of a smart irrigation system that is capable of operating from cloud services. A series of packaged wireless sensors will relay information to the cloud where data can be analyzed. When the cloud detects unnecessary or necessary water usage, a control valve can be switched open or closed by cloud command, replacing the traditional timer-based control box. The Smart Irrigation System will be designed to be expandable for future features such as leak detection.

Poster


Electronics System for Solar Car

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Sponsor: Ingram School of Engineering

Student Team: Joshua Brown, Deborah Williams, Anthony Beltran, Adrian Servin-Martinez

Faculty Advisor: Nathan England

This project involves the design and construction of an electrical system intended for a solar car so that Texas State University can compete in the American Solar Challenge. This electrical system will be responsible for monitoring power consumption of both the solar to battery charger, and the 120-volt backup charger for recharging the batteries during overcast conditions. Isolation circuitry will be implemented to reduce interference and protect logic circuits.

Poster


Solenoid Valve for Long Block Test (LBT)

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Sponsor: Caterpillar Inc.

Student Team: Robert Stanton, Marco Garza, Christopher Pedraza, Clemente Verastegui

Faculty Advisor: Dr. Austin B. Talley

The Caterpillar Inc. engine manufacturing facility located in Seguin, Texas produces large diesel engines for generator and vehicle use. One stage of the manufacturing process requires their 8.8-liter and 9.3-liter engines to go through a Long Block Test (LBT) for quality control purposes. The combustion products from the test cause a buildup of particulate matter that over time degrades the quality of the measurements. This project will design a solenoid valve system to optimize the test cycle and reduce downtime.

Poster


Hexi-Hub

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Sponsor: NXP Semiconductors

Student Team: Xavier Naeem, James Derek Hartmann, Charles Lindsay

Faculty Advisor: Dr. William Stapleton

The Hexi-Hub Project will demonstrate the versatility of the Hexiwear IoT Wearables & Development Platform by using it to create a voice activated sound system. Using expansion modules, the Hexi-Hub will understand specific vocal commands (Play, Pause, Skip, Repeat….), output the correct response, and allow communication between the main Hub and the Hexiwear. The Hub will be used for daily life, allowing one the freedom to roam and do daily routines without requiring a mobile device for control.

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NXP Hexiwear Breathalyzer

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Sponsor: NXP Semiconductors

Student Team: Miguel Martinez, Raymond Aviles, Cesar Govea

Faculty Advisor: Dr. William Stapleton

Using NXP’s Hexiwear IoT device, the team will develop a Breathalyzer that will measure a user’s alcohol content. The device will tell the user their BAC level via text-to-speech and provide notification if their BAC is above the legal limit. The device will be capable of being heard in noisy environments. With this device the user will be aware of their alcohol consumption so they may plan accordingly for transportation.

Poster


Smart Entry Security System with Hexiwear

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Sponsor: NXP Semiconductors

Student Team: David Mejia, Sammy Solis, Jedidiah Harrah

Faculty Sponsor: Dr. William Stapleton

This project will create a robust, two factor authentication entry system that will intelligently prevent access from unauthorized individuals using NXP’s rapid prototyping system, Hexiwear. It will create an inexpensive yet effective smart security system for domestic entryways. This will be implemented using an NFC key-fob and an alphanumeric keypad and will have both visual and audible confirmation on entry attempts, all of which will be placed in a panel. Each attempt will also be logged so that the user can monitor access.

Poster


IoT Voice Recognition using MinnowBoard Turbot

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Sponsor: Intel

Student Team: Collin Weir, Jeremiah Burks, Randy Cornell

Faculty Advisor: Dr. William Stapleton

The focus of this project is to exemplify the audio capabilities of the Minnowboard Turbot. Applications for this platform will extend into voice controlled IoT devices for home automation, consumer and professional grade audio engineering gear, and acoustic modeling. The technical aspects of this project include testing the associated drivers, and integrating Voice Recognition. The final product will consist of a custom sound card with an integrated voice recognition platform.

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EverGreen Light Compensation

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Sponsor: Texas State University

Student Team: Robert Lee, Russell Brandt, Gabriel Carpio, Connor Chester

Faculty Advisor: Dr. Semih Aslan

The EverGreen Project is a joint project of the Ingram School of Engineering and Department of Agriculture whose goal is to find innovative solutions for the global food-water-energy nexus. The project will focus on autonomously cultivating crops in a soilless and climate-controlled environment that is powered by renewable energy sources. The primary objective is to design and implement an autonomous light compensation system that will maintain optimal lighting conditions to support specific types of crops cultivated within a controlled environment. The system will continuously monitor and record ambient light data, and transmit to a cloud server for off-site observation and analysis, while simultaneously supplementing the environment with light of compensatory wavelength via an apparatus of LEDs.

Poster


EverGreen Smart Building Environment Control (Data Acquisition)

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Sponsor: Texas State University

Student Team: Onyedikachi Akoma, Clark Feeley, Adam Garcia, Jared Selby

Faculty Advisor: Dr. Semih Aslan

Working in conjunction with the EverGreen Light Compensation team, the focus for the Data Acquisition team is to integrate the Internet of Things within a shipping container that houses a hydroponics system. The system will be able collect data on pressure, temperature, humidity, airflow, and sonic sound and transmit the recorded data over the internet so that the condition of the plants can be monitored remotely, the information displayed on easily readable dynamic graphs, and then logged for future research.

Poster


Automated Power Diagnostic

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Sponsor: FlexRadio Systems

Student Team: Billy Jones, Hunter Friedrichs, Trey Calvert

Faculty Advisor: Dr. William Stapleton

This device will diagnose any power issues associated with a specific set of software defined radios produced by FlexRadio Systems. Rather than test the functionality of each power source individually, this device will simultaneously provide a red/green diagnostic of all sources. The finished product will provide the user with a quick, easy, and efficient way to test for abnormalities in the power transfers associated with faulty radios.

Poster


Toad Phone - Power Management and Recording

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Sponsor: Texas State Department of Biology - Dr. Shawn McCracken and Dr. Michael Forstner

Student Team: James Austin Barr, Michael Schantz, Jeffrey Hunter Turk

Faculty Advisor: Dr. Georgios Koutitas

The Houston Toad is an endangered species of toad. An effective way to locate and observe their habitats is by listening for and subsequently recording the distinctive male mating calls. A cost effective solar-powered device will be created which has the ability to sense environmental conditions, record audio at specified intervals, store the data locally and transmit remotely to a cloud based server. Additionally, the device could be easily adapted to listen for other specific wildlife which would make this technology accessible to a wide variety of researchers.

Poster


Toad Phone - Compression and Transmission

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Sponsor: Texas State Department of Biology - Dr. Shawn McCracken and Dr. Michael Forstner

Student Team: Laura Adams, Regino Lopez, Jose Hernandez

Faculty Advisor: Dr. Georgios Koutitas and Dr. Harold Stern

This project is in conjunction with the Toad Phone Power Management and Recording team. This device will log audio and environmental data, compress the data, and transmit the data to a cloud server. From there the data can be further analyzed within a laboratory setting.

Poster