Circulating rainfall simulation experiment system

Abstract

The invention discloses a circulating rainfall simulation experiment system. The circulating rainfall simulation experiment system comprises a rainfall situation simulation box and a rainwater recycling box, a plurality of rainfall situation simulation cavities are formed in the rainfall situation simulation box, a plurality of openings are formed in the top of the rainfall situation simulation box, the rainfall situation simulation cavities communicate with the corresponding openings correspondingly, spraying assemblies for simulating different rainfall intensities and different raindrop sizes are correspondingly arranged at the positions of the openings; and a rainwater settling and filtering cavity and a rainwater collecting cavity are formed in the inner part of the rainwater recyclingbox, the rainfall situation simulating cavities communicate with the rainwater settling and filtering cavity, the rainwater settling and filtering cavity communicates with the rainwater collecting cavity through a water conveying hole, and the rainwater collecting cavity communicates with the spraying assemblies. According to the circulating rainfall simulation experiment system, the system for simulating multiple rainfall situation experiments with a composite function is established, the problem that an artificial rainfall simulation experiment is prone to being limited by time and space issolved, the requirements of the different comparative rainfall simulation experiments are met, and meanwhile the whole experiment system is compact in structure, easy to implement and high in efficiency.

Description

technical field [0001] This application relates to the field of artificial rainfall experiment technology, specifically, to a cyclic rainfall simulation experiment system, which can quickly and accurately simulate rainfall of different intensities and durations, and provide a certain scientific basis for the manufacture and application of rainfall experiment simulation devices . Background technique [0002] Rainfall is a basic component of the global water cycle and one of the most important climate factors affecting the human economy and the earth's ecological environment. Affected by global warming and high-intensity human activities, the spatial and temporal patterns of precipitation have changed significantly. The rainfall simulation system refers to a system that simulates natural rainfall. It can be used to simulate natural rainfall within a certain time and space. It is mainly used in scientific research on rainfall and rainfall impact related fields, such as studyi...

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Problems solved by technology

[0005] In view of the deficiencies in the prior art, the main purpose of this application is to provide a cyclic artificial rainfall simulation experiment system, which can form a closed loop to complete the simulation of multiple rainfall scenarios, by adjusting the flow control valve and combining different specifications of rain It can formulate different combinations of rainfall intensity and duration schemes, carry out comparative simulations of multi-scenario rainfall experiments, and precipitate and collect the rainwater after the experiments to complete a circular closed loop, which solves the problem of artificial rainfall simulation experiments. Time and space are limited to meet the needs of different comparative rainfall simulation experiments. At the same time, the entire experimental device is compact in structure, easy to implement, and high in efficiency

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