M09

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Basic data

* Author of the lab. report:
* NEPTUN code:
* Measurement date:

Devices

* Inlet orifice:

Directly measured data

* Atmospheric pressure:		[Pa]
* Lab. temperature:		[°C]
* Inner diameter of the tube with the inlet orifice:		[mm]
* Hole diameter of standard orifice plate:		[mm]
* Diameter before the standard orifice plate:		[mm]
* Pressure drop measured on the inlet orifice (1^st volume flow):		[Pa]
* Pressure drop measured on the inlet orifice (2^nd volume flow):		[Pa]
* Pressure drop measured on the inlet orifice (3^rd volume flow):		[Pa]
* Pressure drop on the standard orifice plate (1^st volume flow):		[Pa]
* Pressure drop on the standard orifice plate (2^nd volume flow):		[Pa]
* Pressure drop on the standard orifice plate (3^rd volume flow):		[Pa]

Evaluated measurement data

Lab. temperature:		[K]
* Density of air:		[kg/m³]
* Kinematic viscosity of air:		[m²/s]

Calibration (1^st volume flow)

Flow coefficient for orifice plate, C (1^st step):		[-]
Volume flow (based on 1^st step):		[m³/s]
Velocity (based on 1^st step):		[m/s]
* Reynolds-number (1. lépés szerint):		[-]
Flow coefficient for orifice plate, C (2^nd step):		[-]
* Flow coefficient for orifice plate, C (converged):		[-]
* Volume flow (converged):		[m³/s]
* Inlet coefficient:		[-]

Calibration (2^nd volume flow)

Flow coefficient for orifice plate, C (1^st step):		[-]
Volume flow (based on 1^st step):		[m³/s]
Velocity (based on 1^st step):		[m/s]
* Reynolds-number (1. lépés szerint):		[-]
Flow coefficient for orifice plate, C (2^nd step):		[-]
* Flow coefficient for orifice plate, C (converged):		[-]
* Volume flow (converged):		[m³/s]
* Inlet coefficient:		[-]

Calibration (3^rd volume flow)

Flow coefficient for orifice plate, C (1^st step):		[-]
Volume flow (based on 1^st step):		[m³/s]
Velocity (based on 1^st step):		[m/s]
* Reynolds-number (1. lépés szerint):		[-]
Flow coefficient for orifice plate, C (2^nd step):		[-]
* Flow coefficient for orifice plate, C (converged):		[-]
* Volume flow (converged):		[m³/s]
* Inlet coefficient:		[-]

Result of calibration

* Inlet coefficient:

[-]

The values for only one measurement (one diffuser, one velocity) should be given

* Pressure difference measured at the diffuser:		[Pa]
* Pressure drop measured on the inlet orifice:		[Pa]
* The ideal pressure increase of the diffuser:		[Pa]
* Diffuser efficieny:		[-]

Error calculation

* Error of the pressure measurement:		[Pa]
* Error in measuring pipe diameters:		[m]
* Absolute error of the efficency:		[-]