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Electromyography-Based Technique to Analyze Advanced Biometric Signals and Determine Muscle Performance

Project number
16053
Organization
Texas Instruments
Academic year
2016-2017
The team’s goal is to design a system of integrated sensors to monitor muscle activity by analyzing biosignals to provide insight into an athlete's performance.

The device is a portable battery-operated system designed for personal gym or home use. The system uses electromyography technology to determine the athlete’s muscle health and activity. Electromyographic sensors indicate muscle activity as a voltage, which is digitized by an analog-to-digital converter.

The athlete’s activity is analyzed, processed and recorded as a comprehensive data set, and results are transmitted via Bluetooth to a mobile device for display.

Software-Controlled Self-Monitoring Multirail Power Supply

Project number
16052
Organization
Texas Instruments
Academic year
2016-2017
The purpose of this project is to combine multiple devices from the electrical and computer engineering lab bench into a portable, affordable and expandable product.
The goal is to give electrical and computer engineers a cleaner, less cluttered, and more efficient laboratory workspace.

The system consists of a motherboard and daughter cards. The motherboard printed circuit board consists of an MSP430 microcontroller and main power supply. The daughter card printed circuit boards consist of the different lab devices. The team created test equipment interfaces for a direct-current power supply and developed a graphical user interface to control the system using LabVIEW.

The sponsor asked the team to build a system that would allow future incorporation of equipment, such as a digital multimeter, function generator, and oscilloscope. The resulting system gives users intuitive and efficient control of lab equipment, and allows engineers and hobbyists to create a portable laboratory at a reasonable price.

Active Elbow Orthosis

Project number
16051
Organization
UA College of Medicine and Department of Biomedical Engineering
Academic year
2016-2017
Elbow stiffness after surgery is common and debilitating. It is caused by fibrous tissue accumulating in the joint and surrounding structures during healing, and exacerbated by the rigid bracing used to stabilize the elbow after surgery.

Daily motion exercises to treat stiffness can be painful and ineffective. The goal of this project is to design and create a motor-hinged elbow orthosis that maintains joint motion and breaks down scar tissue during the six-month healing period.

The device designed aids recovery after surgery and has the advantage over physical therapy of being wearable and controllable by the patient. In flexing and extending the arm, the orthotic helps the patient move the arm to a predetermined angle per doctor’s orders.

System for Testing Motor Module of Hydraulic Mining Shovel

Project number
16050
Organization
Caterpillar Inc.
Academic year
2016-2017
The team developed a system to test the motor module of the sponsor’s 6020b hydraulic mining shovel, to improve efficiency in its manufacture. The motor module houses the engine, cooling system, pump drive transmission, hydraulic pumps and control values.

The team created conceptual and development designs and focused design effort on creating a test system that interfaces with the sensors on the 6020b motor module. The team built a motor module simulation system that verifies the ability of the test system to determine whether the motor module meets sponsor specifications. The simulator also tests whether the test system shuts down the simulated motor module when an error is detected.

Visualization Tools for Connected Vehicle Systems

Project number
16049
Organization
UA Department of Systems & Industrial Engineering
Academic year
2016-2017
The team’s goal is to develop a visualization tool for the connected-vehicle systems developed by the UA Department of Systems and Industrial Engineering as part of the Multi-Modal Intelligent Traffic Signal Systems project, which is sponsored by a group of state and local transportation agencies and the Federal Highway Administration as a project for the Cooperative Transportation System Pooled Fund Study.

The team designed an intuitive and advanced user interface to display data and metrics produced by the department’s system. Through research and discussion, the team created a software structure using the model-view-controller method to implement the visualization. An accurate and real-time representation of the data was designed by integrating C++ socket connections and Java visualization techniques.

The overall goal of this project is to create a software system that is easily modifiable and able to integrate with the Multi-Modal Intelligent Traffic Signal Systems project for future research work.

Patient Isolation and Transportation System

Project number
16048
Organization
United Rotorcraft
Academic year
2016-2017
The team designed a patient isolation and transportation system that transports people infected with highly contagious diseases from the field to strategic biocontainment facilities distributed around the world.

While offering the necessary medical procedures and equipment, the transportation system keeps the patient in a sealed, isolated environment to prevent spread of the infectious disease, such as those caused by Flavivirus, Ebola and Lassa viruses.

The system can be transported by ground and air to reach, secure, isolate and transport patients. It also complies with military and federal standards for withstanding various field uses and transport conditions, such as humidity, temperature, drop, shock and vibration.

Automated Assembly Platform for Simulation Systems

Project number
16047
Organization
Wittenstein
Academic year
2016-2017
The team designed pilot and copilot simulator platforms upon which the project sponsor can mount its aircraft simulators during integration and test. The platforms are designed for fixed wing and rotary wing aircraft simulators, and can support up to 450 pounds.

Platform heights are adjustable between 32 and 48 inches from the ground, and can tilt in three directions at a maximum angle of 22 degrees. Lifting and tilting mechanisms are controlled remotely.

The platforms will be used in the sponsor’s manufacturing facility, and at trade show to demonstrate aircraft simulation controls.

Feasibility of a Windscreen Head-Up Display

Project number
16045
Organization
Honeywell Aerospace
Academic year
2016-2017
A head-up display greatly improves situational awareness and increases safety by allowing the pilot to see outside while providing all the information necessary to maneuver the aircraft. A head-up display enhances safety by providing the pilot with conformal attitude and flight guidance information overlaid on the actual out-the-window view for precision flying and landing.

The objective of this project is to investigate the feasibility of designing a holographic head-up display that can use the windshield as an optical waveguide. The primary focus of the project is to investigate the effect of windshield curvature on the final image displayed to the pilot.

The system design was demonstrated by using a projector system that traps light into the windshield waveguide through an injection hologram. The light must internally reflect totally until it reaches the proper height. The light is then directed into the pilot’s eyes through an extraction hologram.

Cost-Efficient and Consumer-Accepted Milk Case Replacement

Project number
16044
Organization
Shamrock Foods
Academic year
2016-2017
The sponsor uses high-density polyethylene milk crates an average of 10 times before they are stolen or damaged. The team was charged with designing a cost-efficient milk case that would be acceptable to the sponsor’s customers.

The team’s design solution is an open frame crate that meets all the requirements for safe handling, proper loading of six one-gallon milk containers, support of the required weight, and for common shipping standards.

The new crate is lighter, backward compatible, less likely to be stolen, more cost-effective to produce, and should become as accepted as the current crate by retailers and consumers.

Automotive Lidar Collision-Avoidance System

Project number
16043
Organization
Texas Instruments
Academic year
2016-2017
The goal of this project is to design and implement a real-time lidar-based collision-avoidance system. The system has been tested using a remotely operated car. If the operator attempts to crash the car, the system detects an oncoming collision and forces the car to brake to avoid the collision.

The design consists of optical components for the lidar system, a Texas Instruments Hercules microcontroller, time-to-digital converter to record laser time of flight, and a Hall effect sensor to measure wheel speed.

The system determines the velocity of the car and the distance to the oncoming object and calculates the braking required. A tablet-based application shows system status in real time via head-up display; the system is scalable for real-world application.

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