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GB/T 28592-2012 English PDF

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GB/T 28592-2012: Grade of precipitation
Status: Valid
Standard IDUSDBUY PDFLead-DaysStandard Title (Description)Status
GB/T 28592-2012139 Add to Cart 3 days Grade of precipitation Valid

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Basic data

Standard ID: GB/T 28592-2012 (GB/T28592-2012)
Description (Translated English): Grade of precipitation
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: A47
Classification of International Standard: 07.060
Word Count Estimation: 6,625
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 classification principles and precipitation levels. This standard applies to precipitation monitoring, forecasting, early warning, and other business services and research work, as well as other industry -related areas with pre

GB/T 28592-2012: Grade of precipitation

---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.
Grade of precipitation ICS 07.060 A47 National Standards of People's Republic of China Precipitation 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, Tian Cuiying, Bi Baogui, Zhou Qingliang. Precipitation level

1 Scope

This standard specifies the principles and levels of precipitation division. This standard applies to areas such as precipitation monitoring, forecasting, early warning, service and research, as well as other industries related to precipitation.

2 terms and definitions

The following terms and definitions apply to this document. 2.1 Precipitation During a period of time, from the sky to the ground on the liquid (rainfall) or solid (snow) (after melting) precipitation, without evaporation, infiltration, flow The depth of accumulation in the horizontal plane.

3 Principles of precipitation division

Precipitation by 24h, 12h two time division.

4 Classification of rainfall levels

Rainfall is divided into micro rainfall (sporadic rain), light rain, heavy rain, heavy rain, heavy rain, heavy rain, heavy rain a total of seven levels. See the specific division Table 1. Table 1 Rainfall levels for different periods Table units are in millimeters grade Time rainfall 12h rainfall 24h rainfall Micro rainfall (sporadic rain) < 0.1 < 0.1 Light rain 0.1 ~ 4.9 0.1 ~ 9.9 Medium rain 5.0 ~ 14.9 10.0 ~ 24.9 Heavy rain 15.0 ~ 29.9 25.0 ~ 49.9 Heavy rain 30.0 ~ 69.9 50.0 ~ 99.9 Heavy rain 70.0 ~ 139.9 100.0 ~ 249.9 Heavy rain ≥140.0 ≥250.0

5 snowfall level division

Snow is divided into trace snow (sporadic snow), snow, snow, snow, Blizzard, Blizzard, Blizzard a total of seven levels. See the specific division Table 2.
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