GB/T 28591-2012 English PDF

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GB/T 28591-2012: Wind scale
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 28591-2012	139	Add to Cart	3 days	Wind scale	Valid

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Basic data

Standard ID: GB/T 28591-2012 (GB/T28591-2012)
Description (Translated English): Wind scale
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: A47
Classification of International Standard: 07.060
Word Count Estimation: 6,617
Regulation (derived from): National Standards Bulletin No. 13 of 2012
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 principles and wind scale wind division. This standard applies to wind observations, forecasts and warnings, and other services work and scientific research, and other areas related to the wind industry.

GB/T 28591-2012: Wind scale

---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.
Wind scale ICS 07.060 A47 National Standards of People's Republic of China Wind level 2012-06-29 release 2012-08-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China China National Standardization Management Committee released

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. The standard by the National Meteorological Disaster Prevention and Disaster Reduction Standardization Technical Committee (SAC/TC345) centralized. The drafting of this standard. National Meteorological Center. The main drafters of this standard. Qiao Lin, Li Yanxiang, Fu Guolan, Qian Chuanhai, Tian Cuiying. Wind level

1 Scope

This standard specifies the principle of wind division and wind power rating. This standard applies to wind observation, forecasting and early warning and other business work and scientific research, as well as other industries and wind related areas.

2 terms and definitions

The following terms and definitions apply to this document. 2.1 Wind speed windspeed The horizontal distance of air movement per unit time. Note. Commonly used units in meters per second (m/s), can also be used km/hour (km/h) or sea/hour (knot). 2.2 Wind windforce Wind strength, weather commonly used wind level, said the international commonly used Pu Fu Feng level said. Note. The Pu Fung style was developed by Britishman Luff (Francis Beaufort, 1774-1857) in 1805 and expanded in 1946. Pu Fufeng Refer to Appendix A for the rating level.

3 wind level

3.1 Principles of division According to the standard weather observation field 10m height of the wind speed division. 3.2 Classification The wind level is divided into 18 grades in turn. See Table 1 for details. Table 1 Wind level classification table Wind/class wind speed/(m/s) wind/class wind speed/(m/s) 0 0.0 to 0.2 9 20.8 to 24.4 1 0.3 ~ 1.5 10 24.5 ~ 28.4 2 1.6 ~ 3.3 11 28.5 ~ 32.6 3 3.4 ~ 5.4 12 32.7 ~ 36.9 4 5.5 to 7.9 13 37.0 to 41.4 5 8.0 to 10.7 14 41.5 to 46.1 6 10.8 ~ 13.8 15 46.2 ~ 50.9 7 13.9 ~ 17.1 16 51.0 ~ 56.0 8 17.2 ~ 20.7 17 ≥56.1 ......

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