M13

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Fields marked with * are obligatory. Other (optional) fields can help you finding errors in your calculations. If you would like to skip other fields, please write: "skip"

Basic data

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

Measured data (Chack at a chosen x distance, best above 10 mm)

* atmospheric pressure:		[Pa]
* lab. temperature:		[°C]
* orifice diameter:		[mm]
* diameter of the diffuser sheet:		[mm]
* diameter of the diffuser pipe:		[mm]
* pressure difference measured at the orifice:		[Pa]
* real pressure difference:		[Pa]
* distance of diffuser sheet:		[mm]

Evaluated measurement data

* air density:

[kg/m3]

Calculated data

* volume flow rate:		[m3/s]
* velocity at cross section 1:		[m/s]
* velocity at cross section 2:		[m/s]
* ideal pressure difference:		[Pa]
* efficiency:		[-]

Error calculation

* absolute error of the efficiency:

[-]