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lightning location 5ka-300ka lightning peak location systems lightning new version upgrade points terminology system define and/or coal dust transmitter scopethis specification applies water injection pressure
GB/T 37047-2022 in English

GB/T 37047-2022 in English

VALID

Cloud-to-ground lightning density based on lightning location systems(LLS)—General principles

  • Issued on:2022-07-11
  • Implemented on:2023-02-01
  • File Format:PDF
  • Delivery:Via email within 1~3 business days
Price(USD): $250.00
$243.00
Standard No: GB/T 37047-2022
Document status: VALID
Title in English: Cloud-to-ground lightning density based on lightning location systems(LLS)—General principles
Title in Chinese: 基于雷电定位系统(LLS)的地闪密度 总则
Language: English
File Format: Electronic (PDF)
Delivery: Via email within 1~3 business days
Issued on: 2022-07-11
Implemented on: 2023-02-01
Superseding: GB/T 37047-2018 Lightning density based on lightning location systems(LLS)—General principles
ICS Classification: 91.120.40-Lightning protection
Chinese Classification: K04-Basic standards and general methods
Professional Classification: GB-National Standard
Related Keywords: lightning location
5ka-300ka lightning peak
location systems
lightning
new version upgrade points terminology system define
Related Topics: Density GB
Density of total hydrocarbons
lightning system
Density GB
bit current density
%lls
lightning
GPS
Ground flash
lls
flash
GB/T 37047
thunder and lightning
GB 37047
gb+37047
gb37047
GB/T 37047-2018
GBT37047
GB/T 37047-2018
GB/T 37047-2022
Lightning density
position
gb /t 37047

《GB/T 37047-2022基于雷电定位系统(LLS)的地闪密度 总则》由TC258(全国雷电防护标准化技术委员会)归口,主管部门为国家标准化管理委员会。


Introduction

Analysis of the core changes in the new version of the lightning location standard

Technical dimensions 2018 version 2022 new version Upgrade points
Terminology system Define 14 terms Reduced to 9 Incorporate ground-to-ground/cloud-to-cloud terms into the referenced standard
Calculation formula Derivation of the attached table 4.2 Method definition Standardization of NG and NSG calculation formulas

Technical requirements for key equipment

The use of lightning sensors must meet the following requirements:

  • Dynamic range: 5kA-300kA lightning peak current measurement
  • 50% confidence ellipse center axis error≤0.5km
  • Annual average effective working time of the station network ≥90%

Implementation case of data center buildings

Guiding case based on Chapter 4 of the standard: an IDC park in Beijing (0.5km²)

Parameters2020 dataCalibration results
Observation period 2009Depression2020 Data has passed verification

Sample only — not a preview of GB/T 37047-2022
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