自动迎风型风驱雨物理特征测量装置及测量方法

By designing an automatic wind-driven rain physical characteristic measurement device, the problem of measuring the intensity of wind-driven raindrops incident at an angle was solved, realizing the synchronous measurement of wind and rain linkage response and multi-dimensional parameters, thus improving the scientific nature and accuracy of soil erosion research.

CN121165215BActive Publication Date: 2026-07-17INST OF AGRI RESOURCES & REGIONAL PLANNING CHINESE ACADEMY OF AGRI SCI +1
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Patent Information

Application Number
CN202511425310.2
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2025-09-30
Publication Date
2026-07-17
Estimated Expiration
2045-09-30

AI Technical Summary

Technical Problem

Existing technologies are insufficient to accurately characterize the rainfall intensity of tilted incident raindrops under wind-driven rain conditions, and lack a wind-rain linkage response mechanism, making it impossible to obtain key physical parameters and affecting the application potential of soil erosion models.

Method used

Design an automatic wind-driven rain physical characteristic measurement device, including a rotating main shaft, wind vane, an anemometer, a rainfall measurement mechanism, a rain collection mechanism, an angle control mechanism, and a raindrop dynamic monitoring mechanism. Through a central control unit, it realizes automatic wind direction tracking, raindrop three-dimensional feature acquisition and collection direction adjustment, and simultaneously measures wind speed, wind direction and raindrop parameters.

Benefits of technology

It enables simultaneous and accurate measurement of rainfall intensity, raindrop kinetic energy, and multi-dimensional physical characteristics under wind-driven rain action, providing reliable data support for soil erosion research and solving the problem of measurement underestimation by traditional devices.

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Abstract

本发明涉及水文气象测量技术领域,尤其涉及一种自动迎风型风驱雨物理特征测量装置及测量方法,包括箱基座平台、旋转主轴、风向舵片、风速仪、雨量测量机构、采雨机构、角度控制机构、雨滴动态监测机构和中央控制单元。通过风向舵片驱动整体迎风,风速仪与雨滴动态监测机构同步采集风雨参数,中央控制单元实时解算雨滴的合速度方向,并控制调节采雨机构姿态,使其始终垂直雨滴运动方向。收集的雨水经雨量测量机构计量后计算真实风驱雨作用下的降雨强度。本发明解决了传统雨量计因固定垂直安装导致的降雨强度测量误差问题,实现了对风驱雨作用下的降雨强度及雨滴多维度物理特征的同步精准测量,为风雨耦合效应下土壤侵蚀研究提供了可靠数据支撑。
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Citation Information

Patent Citations

  • Raindrop direction automatic alignment rain gauge

    CN213457425U

  • Integrated rain gauge with adjusting function

    CN220491068U