US$709.00 · In stock Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email. JJG 1017-2007: Verification Regulation of Standard Hydrophones in the Frequency Range 1 kHz~1 MHz Status: Valid JJG 1017: Evolution and historical versions
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Verification Regulation of Standard Hydrophones in the Frequency Range 1 kHz~1 MHz
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JJG 1017-2007
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JJG 1017-1990 | English | RFQ |
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Standard Method for using the Ceric-Cerous Sulfate Dosimeter to Measure γ-ray Absorbed Dose in Water
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Basic data Standard ID | JJG 1017-2007 (JJG1017-2007) | Description (Translated English) | Verification Regulation of Standard Hydrophones in the Frequency Range 1 kHz~1 MHz | Sector / Industry | Metrology & Measurement Industry Standard | Classification of Chinese Standard | A59 | Classification of International Standard | 17.140 | Word Count Estimation | 27,285 | Date of Issue | 2007-02-28 | Date of Implementation | 2007-05-28 | Quoted Standard | AQSIQ Announcement No. 41 of 2007 | Regulation (derived from) | AQSIQ Announcement No. 41 of 2007 | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine | Summary | This standard applies to the frequency range of 1kHz ~ 1MHz standard hydrophone initial verification, testing and use of follow-up inspection. The frequency range of the standard transmitter sends the current response level calibration can also be implemented by reference. |
JJG 1017-2007: Verification Regulation of Standard Hydrophones in the Frequency Range 1 kHz~1 MHz ---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Verification Regulation of Standard Hydrophones in the Frequency Range 1 kHz ~ 1 MHz
State verification procedures People's Republic of China
1kHz ~ 1MHz standard hydrophone
1kHzto1MHz
Posted 2007-02-28
2007-05-28 implementation
The State Administration of Quality Supervision, Inspection and Quarantine released
1kHz ~ 1MHz standard hydrophone
Verification Regulation
1kHzto1MHz
The regulations by the State Administration of Quality Supervision, Inspection and Quarantine, 2007 February 28 ratification and
From May 28, 2007 into effect.
Focal point. the National Committee of the acoustic measurement technology
The main drafting units. China Shipbuilding Industry Corporation seventh fifteen Institute
Participated in the drafting unit. Institute of Acoustics
China Testing Technology Research Institute
The measurement procedure commissioned the National Technical Committee is responsible for interpreting acoustics
The main drafters.
Wangyue Bing (China Shipbuilding Industry Corporation seventh fifteen Institute)
Chen Yi (China Shipbuilding Industry Corporation seventh fifteen Institute)
Royce Yuen (China Shipbuilding Industry Corporation seventh fifteen Institute)
Drafters participate.
Zhu Hou Qing (Institute of Acoustics)
Suppliers Guohua (China Testing Technology Research Institute)
table of Contents
1 Scope (1)
2. Referenced Documents (1)
3 terminology and units of measurement (1)
3.1 reciprocal transducers electric terminal (1)
3.2 transducer for electrical transfer impedance (1)
3.3 electrical transfer impedance mode (2)
3.4 Open circuit voltage hydrophone (2)
3.5 Reference Center (2)
4 Overview (2)
5 metering performance requirements (2)
5.1 free field [voltage] Sensitivity [level] (2)
5.2 free-field frequency response sensitivity level (2)
6 General Requirements (2)
6.1 Appearance structure (2)
6.2 adaptability of work (2)
6.3 of the work (3)
6.4 mark and factory calibration data (3)
7 control of measuring instruments (3)
7.1 test conditions (3)
7.2 Verification Project (4)
7.3 Verification Methods (5)
7.4 test results processing (10)
7.5 test cycle (10)
Appendix A pulse sound calibration technology (11)
Mutual authentication (13) The Method of test conditions to Appendix B
Appendix C electric load correction (15)
Appendix D calibration certificate and test results of notice-page format (16)
Measurement Uncertainty Appendix E Examples (18)
1kHz ~ 1MHz hydrophone standard test procedures
The regulations refer to the International Electrotechnical Commission IEC 60565Ed.2.2006 "underwater acoustic hydrophone 0.01Hz ~
1MHz frequency range calibration "in the free-field reciprocity calibration method.
1 Scope
The order applies to frequencies within the range of 1kHz ~ 1MHz initial verification standard hydrophone, and make follow-up test
With the test. Within the frequency range of the transmitter to transmit the current response standard level calibration can also be implemented by reference.
2 Citations
The regulations cited in the following documents.
GB/T 3102.7-1993 "acoustic volume and unit"
GB/T 3223-1994 "acoustic underwater acoustic transducer free-field calibration method"
GB/T 3947-1996 "Acoustics terminology"
GB/T 4128-1995 "Acoustics Standard hydrophone"
GJB1727-1993 "IF a standard hydrophone test procedures"
JJF1001-1998 "common measurement terms and definitions"
JJF1034-2005 "Acoustic measurement terminology and definitions"
JJF1059-1999 "Measurement Uncertainty and indicates"
IEC 60565Ed.2.2006, Underwateracoustics-hydrophones-calibrationinthefrequency
range0.01Hzto1MHz
When using this procedure, it should pay attention to using the currently valid version of the documents cited.
3 terminology and units of measurement
The procedure adopted GB/T 3947-1996, JJF1001-1998, JJF1034-2005 regarding terms and definitions.
This procedure uses quantities and units GB/T 3102.7-1993 prescribed.
In the present statutes, if not explained, all the voltage, current, sound pressure refers to a valid value.
3.1 reciprocal transducers electric terminal (electricalterminalsofareciprocaltransducer)
Measuring the electrical terminals of the emission current measured open circuit voltage of the electric terminal as a transmitter and is used as a hydrophone.
Note. If the transducer is immersed in water, the lowest electrical impedance between the end of the water is known as "low", and the other end is called the "high end."
3.2 transducer for electrical transfer impedance (electricaltransferimpedanceofatransducerpair)
When the transmitter and hydrophone placed in the free sound field, its axis in a straight line and on time for each other, both ends of the hydrophone
Open instantaneous voltage and instantaneous current through the emitter complex than that.
Unit. ohm, Ω.
Note.
1. Electrical transfer impedance is complex.
2. Due to the transfer of electrical impedance of the sound field conditions, the transmitter and the hydrophone electrical load, and therefore, together with the relevant conditions and electrical voltage
Measuring end of the stream should be noted.
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