Measurements and metrology

Category:

3D-model

The laboratory consists of the following equipment:

  1. NTC-05.01.1 “Non-electric measurements. Temperature measurement”.
  2. NTC-05.01.2 “Non-electric measurements. Flow rate measurement”.
  3. NTC-05.05 “Process sensors”.
  4. NTC-05.08.1 “Electric measurements with MPMS”.
  5. NTC-05.09 “Energy audit in housing and utility sector”.

NTC-05.01.1 “Non-electric measurements. Temperature measurement”

The training system allows to conduct the investigation of the characteristics of different heat sensor types and study the software, intended to work with microprocessor thermometers.

Experiments provided:

  1. Investigation of resistance temperature detector characteristic.
  2. Investigation of thermoelectric transducer characteristic.
  3. Study of resistive thermometer comparison calibration order.
  4. Study of thermoelectric transducer comparison calibration order.
  5. Study of software for work with microprocessor thermometers. Study of microprocessor thermometer calibration order.

NTC-05.01.2 “Non-electric measurements. Flow rate measurement”

The training system allows to investigate the characteristics of different flow rate meter types and study the influence of external factors on measuring accuracy.

Experiments provided:

  1. Investigation of ultrasonic flow meter characteristic.
  2. Investigation of vortex flow meter characteristic.
  3. Investigation of electromagnetic flow meter characteristic.
  4. Study of influence of liquid temperature and air admixture on measuring accuracy.

NTC-05.05 “Process sensors”

The training laboratory system is used during laboratory experiments on the study of process sensors and their characteristics.

The frontal panel is divided into groups, according to the topics of conducted laboratory experiments. The training system allows to study and  and measure the characteristics of current and voltage sensors, temperature sensors, linear displacement sensors, proximity switch sensors, angular position sensors and pressure sensors can be conducted using the equipment. Multimeters are supplemented to the training system and used as measuring equipment.

Experiments provided:

  1. Static characteristics of current and voltage sensors.
  2. Static and dynamic characteristics of temperature sensors.
  3. Static characteristics of tachometer generator and encoder.
  4. Static characteristics of linear displacement sensors.
  5. Static characteristics of proximity switch sensors.
  6. Static characteristics of angular position sensors.
  7. Static characteristics of pressure sensor.

NTC-05.08.1 “Electric measurements with MPMS”

The training laboratory system is designed to be used as educational equipment for laboratory work on the course “Electrical Measurements”.

Measurements are made using digital measuring devices. A two-channel digital oscilloscope is built into the stand and connected to a PC via USB bus.
On the panel of the stand, 9 digital measuring instruments with an accuracy class of at least 1.0 and 4 analog devices with an accuracy class of at least 2.5 are installed.

Experiments provided:

1. Study of measuring devices:

  • determination of main parameters of analog devices.
  • verification of magnetoelectric  voltmeter.
  • verification of electromagnetic  voltmeter.
  • verification of magnetoelectric  ammeter.
  • verification of electromagnetic  ammeter.
  • verification of digital wattmeter.
  • verification of digital power meter.

2. Expanding the limits of measurement, calculation of series resistors and shunts:

  • expanding the limits of magnetoelectric  voltmeter;
  • expanding the limits of magnetoelectric  ammeter.

3. Measurement of signal amplitude:

  • measurement of amplitude with peak detectors: electronic, open and closed gate;
  • measurement of amplitude using oscillographic method.

4. Measurement of parameters of electrical circuit elements using voltmeter and an ammeter method: measurement of resistance using indirect method (ammeter and voltmeter).
5. Measurement of parameters of electrical circuit elements using bridge method:

  • measurement of resistance using bridge method;
  • measurement of capacitance using Sotti bridge;
  • measurement of inductance using Wien bridge;
  • measurement of inductance using Maxwell bridge.

6. Measurement of parameters of electrical circuit elements using resonance method:

  • measurement of inductance using resonance method;
  • measurement of inductance using resonance method with substitution in series operation of measured coil;
  • measurement of inductance using resonance method with substitution in parallel operation of measured coil;
  • measurement of capacitance using resonance method.
  • measurement of capacitance using resonance method with substitution in series operation of measured capacitor.
  • measurement of capacitance using resonance method with substitution in parallel operation of measured coil.

7. Measurement of deformation, temperature (strain gage and thermistor, thermocouple):

  • investigation of thermistor;
  • investigation of strain gage.

8. Investigation of digital oscilloscope.
9. Measurement of power:

  • measurement of power in DC circuits;
  • measurement of power in AC circuits;
  • measurement of power using digital wattmeter in three-phase AC circuits.

10. Measurement of frequency and time intervals:

  • measurement of frequency using oscillographic method.

NTC-05.09 “Energy audit in housing and utility sector”

The training laboratory system allows to conduct thermography of heating systems and power distribution units, as well as to test their actual energy consumption.

Structurally the bench is implemented in floor-standing version. The studied equipment is located on the front panel as well as at the front and back of the unit.

The following items are mounted on the panel:

  • power supply system;
  • luminaires with lamps of various light;
  • warm floor thermal regulator;
  • electric water heater.

An electric heater (convectors) and a hydronic heating circulating pump are installed at the bottom of the front side. A panel with a warm floor heating element and a heating radiator are located at the bottom of the rear side. The assemblage of electrical circuits for the work is carried out by means of pin plug jumpers.

Experiments provided:

  1. Thermal mapping of hydronic heating system.
  2. Thermal mapping of warm floor.
  3. Thermal mapping of power distributing nodes.
  4. Actual power consumption by lighting.
  5. Actual power consumption by heating systems.
  6. Thermal mapping of enclosing and heat insulating structures.