PD IEC/TS 62903:2018
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Ultrasonics. Measurements of electroacoustical parameters and acoustic output power of spherically curved transducers using the self-reciprocity method
Hardcopy , PDF
27-06-2023
English
29-01-2018
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 General
6 Requirements of the measurement system
7 Measurement of the effective half-aperture of the
spherically curved transducer
8 Measurements of the electroacoustical parameters
and the acoustic output power
9 Measurement uncertainty
Annex A (informative) - Relation of the average
amplitude reflection coefficient on a plane
interface of water-stainless steel and the focus
half-angle for a normally incident beam of a
circular spherically curved transducer [1, 2]
Annex B (informative) - Diffraction correction
coefficient G[sf] in the free-field selfreciprocity
calibration method for circular spherically
curved transducers in water neglecting
attenuation [2, 3, 4]
Annex C (informative) - Calculation of the diffraction
correction coefficient G[sf](R/[lambda],[beta]) in the
free-field self-reciprocity calibration in a
non-attenuating medium for a circular spherically
curved transducer [2, 3, 4, 7]
Annex D (informative) - Speed of sound and attenuation
in water
Annex E (informative) - Principle of reciprocity calibration
for spherically curved transducers [2, 3, 4]
Annex F (informative) - Experimental arrangements
Annex G (informative) - Relationships between the
electroacoustical parameters used in this
application [13]
Annex H (informative) - Evaluation and expression of
uncertainty in the measurements of the radiation
conductance
Bibliography
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