EN 61102:1993/A1:1994
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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MEASUREMENT AND CHARACTERISATION OF ULTRASONIC FIELDS USING HYDROPHONES IN THE FREQUENCY RANGE 0.5 MHZ TO 15 MHZ
01-10-2007
EN 62127-1:2007/A1:2013
EN 62127-2:2007
EN 62127-1:2007
EN 62127-3:2007
EN 62127-2:2007/A2:2017
EN 62127-3:2007/A1:2013
12-01-2013
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Definitions
4 List of symbols
5 Measurement requirements
5.1 Requirements for hydrophones and amplifiers
5.1.1 General
5.1.2 Sensitivity of a hydrophone
5.1.3 Directional response of a hydrophone
5.1.4 Effective radius of a hydrophone active element
5.1.5 Choice of the size of a hydrophone active element
5.1.6 Bandwidth
5.1.7 Linearity
5.1.8 Hydrophone signal amplifier
5.2 Requirements for positioning systems and water
baths
5.2.1 Positioning systems
5.2.2 Water bath
5.3 Requirements for measurement systems
5.4 Recommendations for ultrasonic equipment being
characterised
6 Specification of performance for hydrophones and
amplifiers
6.1 Sensitivity
6.2 Effective radius
6.3 Hydrophone linearity
6.4 Hydrophone amplifiers
7 Measurement procedures
7.1 Preparation and alignment
7.1.1 Preparation
7.1.2 Aligning a hydrophone
7.1.3 Aligning an ultrasonic transducer and hydrophone
8 Beam characterisation
8.1 Primary pressure parameters
8.1.1 Peak-positive and peak-negative acoustic pressure
8.1.2 Pulse acoustic pressure
8.1.3 Spatial-peak pulse acoustic pressure
8.1.4 Spatial-peak r.m.s. acoustic pressure
8.1.5 Beam-average pulse acoustic pressure
8.1.6 Beam-average r.m.s. acoustic pressure
8.1.7 Spatial-average pulse acoustic pressure
8.1.8 Spatial-average r.m.s. acoustic pressure
8.1.9 Nonlinear propagation parameter
8.2 Derived intensity parameters
8.3 Derived pulse-intensity integral parameters
9 Acoustic output specification and labelling
Annexes
A (informative)
A.1 Hydrophones
A.1.1 Electrical loading considerations
A.1.2 Hydrophone signal amplifier
A.1.3 Alignment of hydrophones
A.1.4 Types of hydrophone
A.1.4.1 Ceramic probe hydrophones
A.1.4.2 PVDF probe hydrophones
A.1.4.3 PVDF membrane hydrophones
A.1.4.4 Relative performance of different types
A.1.5 Typical specification data for hydrophones
B (informative)
B.1 Acoustic pressure and intensity
C (informative)
C.1 Transducer and hydrophone positioning systems
D (informative) Rationale
Annex ZA (normative) Other International Publications quoted in
this standard with the references of the
relevant European Publications
Bibliography
Figures
Specifies the methods of use of calibrated piezoelectric hydrophones for the measurement in liquids of acoustic fields generated by ultrasonic medical equipment operating in the 0,5 MHz to 15 MHz frequency range. Coverage includes definitions symbols, measurement requirements, measurement procedures and beam characterisation.
| Committee |
SR 87
|
| DocumentType |
Standard
|
| PublisherName |
European Committee for Standards - Electrical
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| NF EN 61102 : 94 AMD 1 94 | Identical |
| NBN EN 61102 : 1994 | Identical |
| NEN 11102 : 94 AMD 1 1994 | Identical |
| I.S. EN 61102:1994 | Identical |
| PN EN 61102 : 2002 | Identical |
| SN EN 61102 : 1993 AMD 1 1994 | Identical |
| UNE-EN 61102:1996 | Identical |
| BS EN 61102:1994 | Identical |
| CEI EN 61102 : 1997 | Identical |
| DIN EN 61102:1994-12 | Identical |
| BS EN 61685:2002 | Ultrasonics. Flow measurement systems. Flow test object |
| EN 61206:1995 | Ultrasonics - Continuous-wave Doppler systems - Test procedures |
| EN 62092:2001 | Ultrasonics - Hydrophones - Characteristics and calibration in the frequency range from 15 MHz to 40 MHz |
| EN 61846:1998 | Ultrasonics - Pressure pulse lithotripters - Characteristics of fields |
| BS EN 61828:2002 | Ultrasonics. Focusing transducers. Definitions and measurement methods for the transmitted fields |
| CEI EN 61828 : 2003 | ULTRASONICS - FOCUSING TRANSDUCERS - DEFINITIONS AND MEASUREMENT METHODS FOR THE TRANSMITTED FIELDS |
| I.S. EN 61846:1999 | ULTRASONICS - PRESSURE PULSE LITHOTRIPTERS - CHARACTERISTICS OF FIELDS |
| EN 61828:2001 | Ultrasonics - Focusing transducers - Definitions and measurement methods for the transmitted fields |
| I.S. EN 61391-1:2006 | Ultrasonics - Pulse-echo scanners - Part 1: Techniques for calibrating spatial measurement systems and measurement of system point-spread function response |
| BS EN 61391-1 : 2006 | ULTRASONICS - PULSE-ECHO SCANNERS - PART 1: TECHNIQUES FOR CALIBRATING SPATIAL MEASUREMENT SYSTEMS AND MEASUREMENT OF SYSTEM POINT-SPREAD FUNCTION RESPONSE |
| I.S. EN 61266:1997 | ULTRASONICS - HAND-HELD PROBE DOPPLER FOETAL HEARTBEAT DETECTORS - PERFORMANCE REQUIREMENTS AND METHODS OF MEASUREMENT AND REPORTING |
| I.S. EN 61101:1994 | THE ABSOLUTE CALIBRATION OF HYDROPHONES USING THE PLANAR SCANNING TECHNIQUE IN THE FREQUENCY RANGE 0.5 MHZ TO 15 MHZ |
| CEI EN 61685 : 2002 | ULTRASONICS FLOW MEASUREMENT SYSTEMS FLOW TEST OBJECT |
| CEI EN 61391-1 : 2007 | ULTRASONICS - PULSE-ECHO SCANNERS - PART 1: TECHNIQUES FOR CALIBRATING SPATIAL MEASUREMENT SYSTEMS AND MEASUREMENT OF SYSTEM POINT-SPREAD FUNCTION RESPONSE |
| CEI EN 61846 : 1999 | ULTRASONICS - PRESSURE PULSE LITHOTRIPTERS - CHARACTERISTICS OF FIELDS |
| CEI EN 61266 : 1998 | ULTRASONICS - HAND-HELD PROBE DOPPLER FOETAL HEARTBEAT DETECTORS - PERFORMANCE REQUIREMENTS AND METHODS OF MEASUREMENT AND REPORTING |
| I.S. EN 61206:1996 | ULTRASONICS - CONTINUOUS WAVE DOPPLER SYSTEMS - TEST PROCEDURES |
| BS EN 61101:1994 | Specification for absolute calibration of hydrophones using the planar scanning technique in the frequency range 0,5 MHz to 15 MHz |
| BS EN 62092:2002 | Ultrasonics. Hydrophones. Characteristics and calibration in the frequency range from 15 MHz to 40 MHz |
| EN 61391-1:2006/A1:2017 | ULTRASONICS - PULSE-ECHO SCANNERS - PART 1: TECHNIQUES FOR CALIBRATING SPATIAL MEASUREMENT SYSTEMS AND MEASUREMENT OF SYSTEM POINT-SPREAD FUNCTION RESPONSE (IEC 61391-1:2006/A1:2017) |
| EN 61266:1995 | Ultrasonics - Hand-held probe Doppler foetal heartbeat detectors - Performance requirements and methods of measurement and reporting |
| EN 61101:1993 | The absolute calibration of hydrophones using the planar scanning technique in the frequency range 0,5 MHz to 15 MHz |
| IEC TR 60854:1986 | Methods of measuring the performance of ultrasonic pulse-echo diagnostic equipment |
| IEC 60469-1:1987 | Pulse techniques and apparatus. Part 1: Pulse terms and definitions |
| IEC 60050-801:1994 | International Electrotechnical Vocabulary (IEV) - Part 801: Acoustics and electroacoustics |
| IEC 60866:1987 | Characteristics and calibration of hydrophones for operation in the frequency range 0.5 MHz to 15 MHz |
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