SN EN 61161 : AMD 1 1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
ULTRASONIC POWER MEASUREMENT IN LIQUIDS IN THE FREQUENCY RANGE 0,5 MHZ TO 25 MHZ
11-02-2021
01-12-2013
Introduction
1 Scope
2 Normative references
3 Definitions
4 List of symbols
5 Requirements for radiation force balances
5.1 General
5.2 Target type
5.3 Target diameter
5.4 Microbalance/Force measuring system
5.5 System tank
5.6 Target support structures
5.7 Transducer positioning
5.8 Anti-streaming foils
5.9 Transducer coupling
5.10 Calibration
6 Requirements for measuring conditions
6.1 Lateral transducer position
6.2 Transducer/Target separation
6.3 Water
6.4 Water contact
6.5 Environmental conditions
6.6 Thermal drifts
7 Measurement uncertainty
Figures
Annexes
A Basic formulae
B Other methods of ultrasonic power measurement
C Bibliography
ZA (normative) Other international publications
quoted in this standard with the references of the
relevant European publications
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