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GB/T 42075-2022 English PDF

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US$189.00 · In stock
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GB/T 42075-2022: Methods of regional rainstorm process assessment
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 42075-2022	189	Add to Cart	3 days	Methods of regional rainstorm process assessment	Valid

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Basic data

Standard ID: GB/T 42075-2022 (GB/T42075-2022)
Description (Translated English): Methods of regional rainstorm process assessment
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: A47
Classification of International Standard: 07.060
Word Count Estimation: 10,139
Date of Issue: 2022-10-14
Date of Implementation: 2023-02-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 42075-2022: Methods of regional rainstorm process assessment

---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.
Methods of regional rainstorm process assessment ICS 07.060 CCSA47 National Standards of People's Republic of China Regional rainstorm process assessment method Published on 2022-10-12 2023-02-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration directory Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Data Requirements 1 5 Regional rainstorm day judgment 1 6 Judgment of regional rainstorm process 2 7 Calculation of comprehensive intensity of regional rainstorm process 2 8 Classification of comprehensive intensity levels of regional rainstorm process 2 Appendix A (normative) Calculation of distances between monitoring sites3 Reference 4

foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents" drafted. Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents. This document is proposed by the China Meteorological Administration. This document is under the jurisdiction of the National Standardization Technical Committee on Climate and Climate Change (SAC/TC540). This document is drafted by. National Climate Center, National Meteorological Center (Central Meteorological Observatory), Fujian Provincial Climate Center, Wuhan Storm of China Meteorological Administration Rain Institute. The main drafters of this document. Ye Dianxiu, Zhang Fanghua, Zou Yan, Wang Zunya, Gao Rong, Wang Weiguo, Liao Yishan, Wang Liping, Xiao Chan, Tao Yiwei. Regional rainstorm process assessment method

1 Scope

This document establishes the determination of regional rainstorm processes and the division of comprehensive intensity levels, and describes the corresponding calculation methods. This document applies to monitoring, assessment and servicing of regional storm events.

2 Normative references

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document. GB/T 35228-2017 Standardized Precipitation for Surface Meteorological Observation GB/T 42073-2022 Climate Risk Index Drought QX/T 118-2020 Quality control of meteorological observation data on the ground

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 rainstorm Rainfall with cumulative precipitation greater than or equal to 50mm in 24 hours. 3.2 regional rainstorm Large-scale heavy rainfall induced by mesoscale to large-scale weather systems (3.1). Note. The spatial scale of typical regional rainstorms is greater than 100km. 3.3 Meteorological observation stations within a certain range (usually not more than 500km) used to monitor regional weather and climate events.

4 Data requirements

The precipitation observation data should meet the requirements of GB/T 35228-2017, and the daily precipitation observation data should be selected from stations with relatively uniform distribution. uniform and stably obtainable meteorological observation sites, and should. a) Length of historical data. not less than 30 years; b) Data quality. meet the requirements of QX/T 118-2020; c) Daily precipitation. accumulated from 20.00 on the previous day (Beijing time) to 20.00 on the current day or from 08.00 on the current day (Beijing time) to 08.00 on the next day rainfall.

5 Determination of regional rainstorm days

On a certain day, there are more than or equal to 0.8% of the adjacent monitoring stations (the distance between stations is less than or equal to 350km) in the country. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 42075-2022_English be delivered?

Answer: Upon your order, we will start to translate GB/T 42075-2022_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 42075-2022_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 42075-2022_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.