Electrical measuring devices

Garant předmětu:

Lecturer:

Tutor:

Supervisor:

Department of Physics

Synopsis:

Principles of experiments, setting up apparatus, monitoring the measured quantity. Standardization and attestation for individual tasks. Indirect measurement of weight, lengths, time and other quantities. Measurement of other non-electric quantities by electrical methods, types of sensors (transducers). Construction of ohmmeters, capacity and inductance meters and other quantities. Measurement using an oscilloscope. Computer-controlled experiment and measurement system, sensor assembly, measuring device, AD converter, computer. Metering stations. Measurement of the coefficient of thermal conductivity and other thermal parameters of building materials.

Requirements:

none

Syllabus of lectures:

Structure of the atom, el. charge, electric field, Coulomb's law, intensity, work in el. fields, potential, voltage, dielectric, piezoelectric phenomenon, capacitance, capacitors, capacitive converters.

Magnetic field, mag. induction, force action m. field, permeability, definition of ampere, mag. induction flux, electromagnetic induction, inductance, magnetic converters.

El. current, current in substances, liquids, gases, galvanic cells, accumulators, Ohm's law, Kirchhoff's laws, work and power of el. of current, construction and arrangement of resistors, rheostat, potentiometer, thermocouple, resistance converters.

Analog measuring devices, depression principle, electromagnetic, thermal, electrostatic, digital devices, range changes, construction of voltmeters, ammeters, ohmmeters, electrical measurements. resistance.

Alternating current current, generation, course, effective and max. value, power of direct current, power factor, generators, motors, transformers, RLC in alternating current circuit.

Semiconductors, diode, transistor, integrated circuits, electronics.

Syllabus of tutorials:

Measurements of different electrical quantities in the form of practical laboratory tasks.

Study Objective:

Students will get acquainted with basics of electrical and electronic devices with special attention being paid to measurements of electrical quantities.

Study materials:

!Semerák P.: Aplikovaná fyzika. ČVUT 2009. ISBN 978-80-01-04235-9

?Malý, K.: Elektrotechnika. ČVUT 2011. ISBN 978-80-01-04866-5

?Haasz, Vl. : Elektrická měření. Přístroje a metody. ČVUT 2018. ISBN 978-80-01-06412-2

Note:

Further information:

No time-table has been prepared for this course

The course is a part of the following study plans: