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GB/T 33693-2017: Test method for ultrasonic anemometer
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 33693-2017 | English | 159 |
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Test method for ultrasonic anemometer
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GB/T 33693-2017
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Basic data | Standard ID | GB/T 33693-2017 (GB/T33693-2017) | | Description (Translated English) | Test method for ultrasonic anemometer | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | A47 | | Classification of International Standard | 07.060 | | Word Count Estimation | 8,882 | | Date of Issue | 2017-05-12 | | Date of Implementation | 2017-12-01 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the laboratory test method for two-dimensional ultrasonic wind measuring instrument. This standard is applicable to the testing of two-dimensional ultrasonic wind measuring instrument. | GB/T 33693-2017: Test method for ultrasonic anemometer---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.
Test method for ultrasonic anemometer
ICS 07.060
A47
National Standards of People's Republic of China
Test method of ultrasonic wind measuring instrument
2017-05-12 released
2017-12-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
China National Standardization Management Committee released
Directory
Preface III
1 Scope 1
2 terms and definitions
3 Test conditions 1
Test Method 2
Appendix A (normative) Standard wind speed calculation method 4
Reference 5
Foreword
This standard is drafted in accordance with the rules given in GB/T 1.1-2009.
This standard is proposed by the China Meteorological Administration.
This standard is nationalized by the National Standardization Technical Committee for Meteorological Instruments and Observation Methods (SAC/TC507).
The drafting of this standard. China Meteorological Bureau Meteorological Detection Center, Xinjiang Meteorological Technology and Equipment Support Center, Heilongjiang Province, atmospheric detection technology
Insurance Center, Hubei Meteorological Information and Technology Support Center, Jiangsu Radio Science Research Institute Co., Ltd.
The main drafters of this standard. side Zeqiang, Chen Xi, Li Songkui, Liu Xin, Wu Ning, Li Shuai, Zeng Tao, Zhou Qi, Zhang Xu, Xu Ming.
Test method of ultrasonic wind measuring instrument
1 Scope
This standard specifies a two-dimensional ultrasonic wind measuring instrument laboratory test method.
This standard is applicable to the testing of two-dimensional ultrasonic wind measuring instrument.
2 terms and definitions
The following terms and definitions apply to this document.
2.1
Ultrasonic wind measuring instrument
According to the ultrasonic velocity in the air propagation rate changes with the wind speed changes made by the principle of measuring instruments.
[QX/T 8-2002, definition 5.4.46]
2.2
Blocking than blockageratio
Wind tunnel test section of the instrument (including the installation bracket, anemometer starter lever and other control pieces) wind area and test section uniform area cross-sectional area
Ratio.
[JJG431-2014, definition 3.3]
3 test conditions
3.1 Laboratory environment
Temperature. 15 ° C to 30 ° C;
Relative humidity. not more than 85%;
Atmospheric pressure. 500hPa ~ 1060hPa.
3.2 standard equipment and ancillary equipment
Standard instruments and ancillary equipment, the main technical indicators in Table 1.
Table 1 standard instruments and ancillary equipment main technical indicators
Classification of the main technical indicators
Standard
Pieto static pressure tube K. 0.999 ~ 1.002, Urel not more than 0.5%
Digital micro-pressure measuring range. 0Pa ~ 2500Pa, the maximum allowable error. ± 0.5Pa
Universal angle measuring range. 0 ° ~ 360 °, the maximum allowable error. ± 5 '
Supporting
equipment
Wind tunnel
Measuring range of not less than 30m/s, flow rate stability of not more than 0.5%, flow uniformity of not more than 1.0%, blocking ratio is not
Greater than 0.05
Thermometer measuring range. 0 ℃ ~ 50 ℃, the maximum allowable error. ± 0.5 ℃
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