440-4125/02 – Fiber optic sensors II (VOS II)
| Gurantor department | Department of Telecommunications | Credits | 4 |
| Subject guarantor | doc. Ing. Jan Nedoma, Ph.D. | Subject version guarantor | doc. Ing. Jan Nedoma, Ph.D. |
| Study level | undergraduate or graduate | Requirement | Choice-compulsory type A |
| Year | 1 | Semester | winter |
| | Study language | English |
| Year of introduction | 2021/2022 | Year of cancellation | |
| Intended for the faculties | FEI | Intended for study types | Follow-up Master |
Subject aims expressed by acquired skills and competences
The understanding of the basic processes and principles of fiber optic sensors and their deployment in industry and biomedical applications.
Students obtain practical skills in assembling, controlling, and evaluating outputs from sensors. Students also obtain abilities to work independently with associated devices.
Teaching methods
Lectures
Seminars
Tutorials
Summary
The aim of this course is to acquaint students with the use of optical fibers not only as a communication medium but also as a element suitable for sensory use. The subject is oriented on practical applications in the industry related with projects solved by research group OptiCE (for example Transportation, Safety, Energetics, Biomedical applications)
Compulsory literature:
Recommended literature:
Way of continuous check of knowledge in the course of semester
During the semester students must attend 2 tests and elaborate 6 protocols from measurements. The subject ends with an exam that contains both written and oral part.
E-learning
Other requirements
There are no other requirements on student.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
Lectures:
1) Optical fibers in sensory applications. Division into individual fiber types, special fibers and cables for sensory applications.
2) Division of optical fiber sensors according to the principle of measurement. Basic properties of sensors, description and difference1) Optical fibers in sensory applications, division into individual fiber types, special fibers and cables for sensory applications, division of optical fiber sensors according to the principle of measurement, basic properties of sensors, description and differences between them.
2) Introduction to phase sensors, differences between individual types of interferometers, methods of connection and construction of interferometer-based sensors.
3) Introduction to grid sensors, types of fiber grids, methods of production and signal evaluation.
4) Introduction to distributed sensors, principle of function and individual types of distributed sensors, measurable quantities.
5) Introduction to intensity sensors, formation of attenuation in optical fibers, measurement of attenuation, construction of intensity sensors.
6) Introduction to polarization sensors, polarization of light, polarization in an optical fiber, measurement and evaluation of changes in polarization.
7) Light-skin interaction, thermal effects of laser radiation.
8) Colors and their influence on people.
9) Use of fiber optic sensors in biomedicine, special fiber optic biosensors: polymer and fibers, tapering, microstructured fibers, pH sensors, etc.
10) Data processing from optical and fiber optic sensors: signal filtering, application of advanced processing methods.
11) Overview of practical applications of optical and fiber optic sensors in biomedical practice.
Exercises:
Introductory familiarization exercise, work safety in the laboratory.
Two theoretical exercises focused on work with evaluation applications of interferometers, spectrum analyzers (interrogators), temperature DTS system and polarimeter. A total of six laboratory tasks. Two continuous practice tests.
Laboratory tasks within the course:
1) Interferometric vibration measurement, perimeter security.
2) Pressure measurement with a fiber grid.
3) Measuring the magnetic field with a polarimeter, test no. 1.
4) Fiber optic scale.
5) Measurement of vital functions (respiratory frequency/rate) of the human body with fiber optic sensors.
6) Measurement of vital functions (heart frequency/rate) of the human body with optical fiber sensors, test no. 2
Recommended literature:
1. DD, E.: Fiber Optic Sensors: An Introduction for Engineers and Scientists. John Wiley and sons, Inc. (1991), ISBN 0-471-83007-0.
2. LOPEZ-HIGUERA, J.M.: Handbook of optical fibersensing technology. John Wiley and sons, Ltd. (2002), ISBN 0-471-82053-9.
3. Nedoma, J. and team: Fiber optic sensors III, script, 135 pages, ISBN 978-80-248-4691-0
4. Šiška, P. and the collective: Non-communication Applications of Optical Fibers, course materials, 99 pages.
5. Krohn, D. A.: Fiber Optic Sensors - Fundamentals and Applications. 4th ed. 2014.
6. YIN, Shizhuo, Paul RUFFIN and Francis YU. Fiber Optic Sensors. 2nd ed. CRC Press, 2008. ISBN 9781420053654.
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction
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