Description

The stand consists of a polymer-coated metal frame on which the following are mounted:
– a fan with a device for regulating fan speed and measuring it;
– pipeline system: the pipeline under study is of a circular cross-section with a diameter of 100 mm, a rectangular cross-section with dimensions of 60 x 120 mm, a corrugated pipeline, the length of the measuring sections is 1 m;
– fan rotation speed measurement system;
– differential pressure sensor with a measured pressure range of 1000 Pa – 2 pcs.;
– pitot tube with the ability to adjust their position inside the pipeline under study;
– iris diaphragm – 1 pc.;
– adjustable valves;
– filter box;
List of laboratory works:
1. Study of instruments and methods for determining pressure
2. Study of velocity distribution diagrams (based on dynamic pressure) when air flows through a circular pipeline using a pitot tube. Determination of flow rate using velocity diagram
3. Studying the method of measuring flow using an iris diaphragm
4. Study of fan characteristics
5. Study of the characteristics of a round pipeline: determination of pressure losses along the length, resistance and friction coefficients.
6. Study of the characteristics of a rectangular pipeline: determination of pressure losses along the length, resistance and friction coefficients.
7. Study of the characteristics of a corrugated pipeline: determination of pressure losses along the length, resistance and friction coefficients.
8. Study of the characteristics of an adjustable damper: determination of pressure losses and resistance coefficients
9. Study of tee characteristics
10. Study of diffuser characteristics
11. Study of network characteristics when connecting pipelines in series
12. Study of network characteristics with parallel connection of pipelines
13. Study of the characteristics of the filter box.