GB/T 28592-2012 (GB/T28592-2012, GBT 28592-2012, GBT28592-2012)
Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
GB/T 28592-2012 | English | 139 |
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Grade of precipitation
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GB/T 28592-2012
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Standards related to: GB/T 28592-2012
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 | 6,665 | Drafting Organization | National Meteorological Center | Administrative Organization | National Standardization Technical Committee meteorological disaster prevention and mitigation | Regulation (derived from) | National Standards Bulletin No. 13 of 2012 | Proposing organization | China Meteorological Administration | 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
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
Preface
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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