QX/T 17-2019 in English
VALIDSafety technical specifications for 37 mm anti-aircraft gun in precipitation enhancement and hail suppression activities
- Issued on:2019-12-26
- Implemented on:2020-04-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$233.00
本标准规定了37mm高炮人工增雨防雹的作业点、空域安全和作业安全要求。
本标准适用于使用口径为37mm高炮和人工增雨防雹炮弹（以下简称炮弹）进行的人工影响天气作业。
Introduction
Background of Standard Revision and Technological Evolution
QX/T 17-2019, as an important safety standard in the field of weather modification, replaces the 2003 version of the specification that has been implemented for 16 years. With the technical upgrade of 37mm anti-aircraft guns and the improvement of the safety management system, the new version of the standard focuses on strengthening:
| Comparison dimensions | 2003 version | 2019 version |
|---|---|---|
| Terminology system | Non-standard expressions such as "hail prevention and rain enhancement" | Unified as standardized terms such as "rain enhancement and hail prevention" |
| Reference documents | No clear reference standard | Added 6 supporting standard references |
| Safety management | Includes outdated requirements such as ammunition depots | Focus on dynamic control of the operation site |
Interpretation of key technical requirements
1. Operation point construction specifications
Chapter 3 of the standard specifies in detail the site selection principles for 37mm anti-aircraft gun operation points:
- Safety distance: ≥500 meters from residential areas, avoiding geological disaster areas
- Terrain requirements: There are no obstacles such as electric poles in front of the muzzle, and the firing range is clear
- Supporting facilities: A dual communication guarantee and warning sign system must be established
Typical case: In the 2018 operation point renovation project in Anhui Province, 32 original sites that did not meet the new site selection requirements were relocated.
2. Airspace Safety Management
Chapter 4 innovatively proposes:
- Airspace applications must obtain written approval
- Establish a dual-channel communication guarantee mechanism (wired + wireless)
- Strictly implement time window control, and reapplication is required after the time limit
3. Anti-aircraft gun operation safety
Chapter 5 proposes the following for 37mm anti-aircraft gun operations:
| Links | Inspection points | Based on standards |
|---|---|---|
| Before operation | Barrel wear detection/shell status inspection | QX/T 18-2003 |
| During operation | Fragment protection when the elevation angle is ≥60° | QX/T 165-2012 |
| After operation | Barrel sealing and maintenance | QX/T 358-2016 |
Implementation suggestions
Staff training system
It is recommended to establish a "three-level training mechanism":
- Basic certification: Pre-job assessment organized by provincial meteorological departments
- Annual refresher training: Including interpretation of new standards and emergency drills
- Special for Gunners: Enhanced training of command and coordination capabilities
Insurance Protection Plan
Insurance configuration recommended by Article 5.7 of the Standard:
- Required option: Accident insurance for operating personnel (insurance amount ≥ 500,000)
- Optional option: Public liability insurance (recommended coverage radius of 1km)
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