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Electrical and Computer Engineering

California Polytechnic State University, San Luis Obispo

Theses/Dissertations

2023

PLC

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Full-Text Articles in Engineering

Hvac Fan Cooling System Using Modicon M580, Ogbonnaya Okoronkwo Okorie, Nicolas Jens Fache Jun 2023

Hvac Fan Cooling System Using Modicon M580, Ogbonnaya Okoronkwo Okorie, Nicolas Jens Fache

Electrical Engineering

A common problem that many devices have when operating is overheating. Whether it is operating at full capacity or idle, those devices that we use exert heat to some type of extent. The physical and electronic components of the device can only withstand so much heat before the component becomes damaged. This product provides a method of preventing overheating by being a cooling system for your device. A solution for preventing overheating of the components in these electronic devices is by having some sort of cooling system. Our product’s cooling system will be based on energy efficiency, which means that …


Industrial Automation And Controls Lab: Smart Led Dimmer Control, Trevor J. Beck Jun 2023

Industrial Automation And Controls Lab: Smart Led Dimmer Control, Trevor J. Beck

Electrical Engineering

Programmable Logic Controllers (PLCs) are rugged industrial computers used extensively in many industries for automation and control. EE 435 is a course being developed to introduce students to PLCs. This project will focus on one section of the course, with the primary objective being to control the brightness of an LED based on input received from an ambient light sensor. The control logic will use a PLC with analog input and output modules to interface with the sensor and actuator hardware. The light sensor will output 4-20mA proportional to the intensity of visible light, measured in lumens. The analog input …


Tank Level Controller Plc Lab, Siddhi Upadhyaya, Teghvir Grewal Jun 2023

Tank Level Controller Plc Lab, Siddhi Upadhyaya, Teghvir Grewal

Electrical Engineering

The California Polytechnic State University San Luis Obispo’s Electrical Engineering Department is currently developing lab experiments for the new EE435 (Industrial Power Control and Automation) class. In order to support these efforts, fourth year Cal Poly students are expected to develop laboratory experiments that will be conducted during this new class for the semester system. The lab experiment focused on in this project is called the Tank Level Controller. This experiment will introduce EE 435 students to Schneider Electric Programmable Logic Controller (PLC) hardware and software, which is prominent in the automation industry.
This experiment will require students to develop …


Cybersecurity In Industrial Automation Lab Design For Ee 435, Jules Khalil Emile Hajjar, Emily Zhou Jun 2023

Cybersecurity In Industrial Automation Lab Design For Ee 435, Jules Khalil Emile Hajjar, Emily Zhou

Electrical Engineering

This project involves the creation of an instructional laboratory aimed at teaching cybersecurity for industrial automation applications. Specifically tailored for Electrical Engineering students at Cal Poly, the experiment focuses on configuring the Modicon M580, a PLC from Schneider Electric, and serves to introduce students to relevant cybersecurity protocols and techniques. This project will be implemented into the EE435 (Industrial Power Control and Automation) course curriculum upon Cal Poly’s transition to the semester system.


Energy Storage And Communication System, Noah R. Johnson, Marc Wong Jun 2023

Energy Storage And Communication System, Noah R. Johnson, Marc Wong

Electrical Engineering

The Industrial Power and Controls Lab in Engineering East is welcoming the addition of a new lab course, EE 435. Schneider Electric sponsors this course, which seeks to teach students how to use the Modicon M580 Program Logic Controller (PLC) in various industry use cases. This project is a continuation of previous senior projects and focuses on developing a lab experiment to teach students how to utilize the M580 in an energy storage use case. More specifically, it focuses on the battery management system that oversees the units and exposes students to the various situations this system may encounter during …


Variable Frequency Motor Drive Application, Jason G. Milne, Nick Mark Jun 2023

Variable Frequency Motor Drive Application, Jason G. Milne, Nick Mark

Electrical Engineering

This project entails the development of an electrical engineering undergraduate lab module focusing on utilizing a variable frequency drive (VFD) controlled with a programmable logic controller (PLC) — the Modicon M580. The variable frequency drive is a device that is able to automatically change the frequency of an object through automation without having to physically change the device that is being controlled (ex: fans, pumps, motors, etc.). This project will guide students to understand the software for programming and controlling the PLC within a 3 hour laboratory experiment. Throughout the lab, the students will learn how to implement the PLC …


Simple Open-Source Formal Verification Of Industrial Programs, Christopher Disney Peterson Mar 2023

Simple Open-Source Formal Verification Of Industrial Programs, Christopher Disney Peterson

Master's Theses

Industrial programs written on Programmable Logic Controllers (PLCs) have become an essential component of many modern industries, including automotive, aerospace, manufacturing, infrastructure, and even amusement parks. As these safety-critical systems become larger and more complex, ensuring their continuous error-free operation has become a significant and important challenge. Formal methods are a potential solution to this issue but have traditionally required substantial time and expertise to deploy. This usability issue is compounded by the fact that PLCs are highly proprietary and have substantial licensing costs, making it difficult to learn about or deploy formal methods on them.

This thesis presents the …