Electronics & High-Voltage Systems for Imaging

Syllabus

# XRY 105 - Electronics & High-Voltage Systems for Imaging

## Course Description
This course provides a comprehensive foundation in the electrical and high-voltage systems integral to diagnostic X-ray equipment. Students will learn the principles of power distribution, the operation and service of high-voltage transformers, and various rectification methods. Emphasis is placed on understanding high-voltage cable integrity, tank maintenance, and the critical importance of safe discharge procedures. Through theoretical instruction and practical exercises, technicians will develop the essential knowledge and safety protocols required for competent and secure interaction with the high-voltage components of imaging systems, ensuring both equipment functionality and personnel safety.

## Learning Outcomes
Upon successful completion of this course, students will be able to:
*   Identify and describe the components and principles of power distribution systems within diagnostic X-ray equipment.
*   Explain the operational theory, construction, and common failure modes of high-voltage transformers.
*   Analyze various rectification circuits and their impact on X-ray tube output and image quality.
*   Perform inspections and basic service procedures on high-voltage cables and X-ray generator tanks.
*   Apply established safety protocols for grounding, lockout/tagout, and high-voltage discharge procedures.
*   Troubleshoot common electrical and high-voltage system faults using appropriate test equipment and schematics.

## Topics by Week
*   **Week 1:** Introduction to Electrical Safety and X-Ray System Overview
*   **Week 2:** Fundamentals of AC/DC Power and Basic Circuit Analysis
*   **Week 3:** Power Distribution in X-Ray Systems: Input Power and Circuit Breakers
*   **Week 4:** Principles of Transformers: Step-Up, Step-Down, and Autotransformers
*   **Week 5:** High-Voltage Transformers: Design, Operation, and Insulation
*   **Week 6:** Rectification Circuits: Half-Wave, Full-Wave, and Three-Phase
*   **Week 7:** High-Voltage Capacitors and Ripple Reduction Techniques
*   **Week 8:** High-Voltage Cables: Construction, Connectors, and Maintenance
*   **Week 9:** X-Ray Generator Tanks: Dielectric Fluid, Cooling, and Safety Interlocks
*   **Week 10:** Safe High-Voltage Discharge Procedures and Grounding Practices
*   **Week 11:** Introduction to X-Ray Tube Circuitry and Filament Heating
*   **Week 12:** Troubleshooting High-Voltage System Faults and Test Equipment Usage
*   **Week 13:** Midterm Review: Comprehensive Review of Weeks 1-12
*   **Week 14:** Final Exam Review: Preparation for the Cumulative Final Examination

## Grading
*   Knowledge Checks: 15%
*   Assignments and Labs: 30%
*   Quizzes: 25%
*   Final Exam: 30%

## Policies
*   **Attendance:** Regular attendance and active participation are expected. Students are responsible for all material covered in missed classes.
*   **Late Submissions:** Assignments submitted after the deadline will incur a penalty of 10% per day, up to a maximum of 50%. Extensions may be granted for documented extenuating circumstances.
*   **Academic Integrity:** All work submitted must be original. Plagiarism or any form of academic dishonesty will result in a failing grade for the assignment and may lead to further disciplinary action.
*   **Safety:** Strict adherence to all laboratory safety protocols is mandatory. Failure to follow safety instructions will result in immediate removal from the lab and a failing grade for the activity.
*   **Disability Services:** Students requiring accommodations due to a disability should contact the Disability Services office at the beginning of the term.