EN 61685:2001
Current
The latest, up-to-date edition.
Ultrasonics - Flow measurement systems - Flow test object
10-12-2001
Introduction
1 Scope
2 Normative references
3 Definitions
4 List of symbols
5 General outline of flow Doppler test object
6 Specification of the flow Doppler test object
6.1 General
6.2 Blood-mimicking fluid (BMF)
6.3 Tube
6.4 Tissue-mimicking material (TMM)
6.5 Geometry
7 Precautions to prevent changes in the composition
of the blood-mimicking fluid (BMF)
8 Specifications for labelling
Annex A (informative) Rationale concerning the position
of this standard
Annex B (normative) Formulae relating various quantities
Annex C (informative) Rationale for the numerical values
chosen in this standard
Annex D (informative) Description of an example flow
Doppler test object
Annex E (informative) Schematic diagram of a possible
flow circuit
Annex F (informative) Measuring methods
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
Bibliography
Figures
Tables
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