| Course Unit Code | 410-4111/01 |
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| Number of ECTS Credits Allocated | 6 ECTS credits |
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| Type of Course Unit * | Optional |
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| Level of Course Unit * | Second Cycle |
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| Year of Study * | First Year |
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| Semester when the Course Unit is delivered | Winter Semester |
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| Mode of Delivery | Face-to-face |
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| Language of Instruction | Czech |
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| Prerequisites and Co-Requisites | There are no prerequisites or co-requisites for this course unit |
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| Name of Lecturer(s) | Personal ID | Name |
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| KRA24 | doc. Ing. Vladimír Král, Ph.D. |
| Summary |
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| The subject includes the philosophy of technical diagnostic. They are presentation the types of measurement signal and their adjustment into fitting size and form. It follows project-measuring method, creation measuring strand scheme and connection device to measuring object. Subject also includes chapters devoted to measured data processing and graphic presentation results. |
| Learning Outcomes of the Course Unit |
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| The orientation in diagnostic measuring problems in engineer experience of power engineering. Fundamental skills at project measuring systems and resulting measured data processing. |
| Course Contents |
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Lectures:
Technical diagnostics philosophy. Measuring strand scheme. Types of measurement signals. Methods of attachment measuring device to measurement object.
Measurement signal adjustment into fitting size and form. Voltage divider, shunt, instrument transformer. Galvanic separation of measurement signals.
Sensors and converters of electric values. Current and voltage output and their standardisation.
Transient phenomenon's measurement. Protection against interference effect on signals transfer.
PC Interface - parallel, serial and their use at measurement. Communication methods and used standards. RS 232C, GPIB, IEEE 488, IMS 2, USB, current loop.
Device control measurement via PC. Specialised measuring group creation.
A/D and D/A converters, their characteristics, structure, operating principle. Converters type and description theirs function.
Methods and possibilities software using to measured data processing.
Graphic presentation measured results. Manager graphic design. Reciprocal data sharing.
Monitoring systems for electric quantities in distribution systems.
Diagnostic and optimisation measurement in substation.
Manners processing measured data, primary statistic characteristics. Mannerism selection measured data.
Special systems for measurement and evaluation necessary electrical quantities in distribution and industrial network concern the electromagnetic compatibility problem.
Schedules implemented measurements.
Laboratories:
Information about the requirements for passing the exercises. Safety considerations. The organization of the work in the labs. Instructions for elaboration of lab task. Project-measuring method, creation scheme measuring strand and connection device to measuring object for higher harmonic voltage measurement.
Higher harmonic rate measurement in voltage and current at following source of light: bulb, halogen bulb and compact fluorescent tube with electronic ballast.
Process temperature in furnace measurement by thermocouple. Gauge one thermocouple comparison measurement with temperature gauge and perform approximation-acquired dependence. Compare results. Measure the voltage by PC data acquisition card.
Sensors and converters electric quantities application. Project multi element system. Computers utilize for control measurement systems by the help of parallel and serial interface.
Determine the consumption rheostatic load by the help of MDS. Pre-set MDS for voltage measurement, current and cos fi in one's phase. Draw process consume energy on a time, determine consumption in 1 hour.
Determine consumption resistive furnace by the help of MDS at heat up on set temperature and consumption at heating charge. Pre-set MDS for measuring with step 1s, in one's phase for voltage, current and cos fi.
Measure the lines resistance. Propose acceptable measuring method. Voltage drop on a line measure by multimeter M1T 380. Use multimeter connection through interface RS 232 to PC.
Determine black box characteristics. Fix on AC, DC signal transmission. Following feature determine utilize way.
Determine effect compact fluorescent tube with electronic ballast, PC and bulb on supply network by BK 550 analyser. Analyse higher harmonic in the current. At PC give your attention to control consumption mode. At compact fluorescent tube observe time dependence luminace start.
From measured value BK 550 analyse the apparent power one day in time 0:00-24:00 in all phases. From process higher harmonic current evaluate there with top level and at the same time the apparent power on this harmonic.
Transient phenomenon's in power engineering measurement - PRYM and DEN monitor.
Processing measured data with utilization spreadsheet processor. Reciprocal data sharing between different software.
Optimization power consumption. Application various method diagnostic measurement.
Final evaluation performed practices.
Project:
Consumption load curve set. |
| Recommended or Required Reading |
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| Required Reading: |
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Kollár, I., et al.: Technology of Electrical Measurement, John Wiley Chichester 1993, ISBN:0-471-93435-6.
Haasz, V., Snorek, M., Schummy, H.: PC Instrumentation for Data Acquisition and Measurement, PTB Berlin 1992, ISBN:3-89429-209-1.
Gregory, B.A.: An introduction to electrical instrumentation and measurement systems, Macmillan London 1981, ISBN:0-333-29384-3.
Prasad, V.: Engineering electromagnetic compatibility - principles, measurement, technologies, and computer models, IEEE New York 2001, ISBN:0-7803-4743-9.
|
Janoušek, F. a kol.: Technická diagnostika. SNTL Praha 1988.
Ďaďo, S., Kreidl, M.: Měřicí převodníky fyzikálních veličin. Skripta ČVUT Praha 1984, 2. vydání.
Ďaďo, S.: Analogové a číslicové přístroje II. Doplňkové skriptum ČVUT Praha 1988.
Kocourek, P. a kol.: Číslicové měřící systémy. Vydavatelství ČVUT Praha 1994.
1985.
Vrátil, Z.: Modemy a seriový přenos dat publikace KONZULT-12 , GETHON audio and computer 1992.
Prchal, J.: Signály a soustavy. Skriptum ČVUT Praha 1986.
Moravec, M.: Měření a zpracování informací. Skriptum ČVUT Praha 1984.
|
| Recommended Reading: |
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| Walkenbach, J.: Microsoft Excel 2000 Formulas, IDG Books Worlwide, 1999. |
Sylaby pro distanční část kombinovaného studia.
Ďaďo S.,Sedláček M.: Měření aktivních elektrických veličin s neharmonickými průběhy. SNTL 1987.
Vedral, J.: Elektrické obvody měřících přístrojů , skriptum ČVUT Praha 1993 , 2. přepracované vydání. |
| Planned learning activities and teaching methods |
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| Lectures, Tutorials, Experimental work in labs, Project work, Other activities |
| Assesment methods and criteria |
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| Task Title | Task Type | Maximum Number of Points
(Act. for Subtasks) | Minimum Number of Points for Task Passing |
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| Exercises evaluation and Examination | Credit and Examination | 100 (100) | 51 |
| Exercises evaluation | Credit | 45 (45) | 20 |
| Laboratory works | Laboratory work | 30 | 6 |
| Project | Project | 15 | 1 |
| Examination | Examination | 55 | 15 |