阅读说明：本技术 农业无人机、存储介质、喷洒系统及其控制方法和装置 (Agricultural unmanned aerial vehicle, storage medium, spraying system and control method and device thereof ) 是由 常子敬 周乐 潘国秀 何纲 于 2018-06-05 设计创作，主要内容包括：本发明公开了一种农业无人机、存储介质、喷洒系统及其控制方法和装置,方法包括：通过微机械热式流量计,获得喷洒系统中管道内的液体流量,微机械热式流量计包括微机电系统以及测量管道,微机电系统包括用于测量液体温度的热敏元件,热敏元件至少部分外漏于测量管道内,以使热敏元件能够与测量管道内的液体接触；根据液体流量,对喷洒系统进行控制。本发明公开的技术方案,通过设置的微机械热式流量计,获得喷洒系统中管道内的液体流量,并根据液体流量对喷洒系统进行控制,有效地实现了精确测量小流量下的流速,另外,微机械热式流量计功耗低,重量轻,非常适合用于机载测量,提高测量的精度,有利于精确流量控制和药液的准确补充。(The invention discloses an agricultural unmanned aerial vehicle, a storage medium, a spraying system and a control method and a device thereof, wherein the method comprises the following steps: the liquid flow in the pipeline in the spraying system is obtained through a micro-mechanical thermal flowmeter, the micro-mechanical thermal flowmeter comprises a micro-electromechanical system and a measuring pipeline, the micro-electromechanical system comprises a thermosensitive element for measuring the temperature of the liquid, and at least part of the thermosensitive element is leaked in the measuring pipeline so as to enable the thermosensitive element to be in contact with the liquid in the measuring pipeline; and controlling the spraying system according to the liquid flow. According to the technical scheme disclosed by the invention, the liquid flow in the pipeline in the spraying system is obtained through the arranged micro-mechanical thermal flowmeter, the spraying system is controlled according to the liquid flow, the flow speed under the small flow is effectively and accurately measured, in addition, the micro-mechanical thermal flowmeter has low power consumption and light weight, is very suitable for airborne measurement, improves the measurement precision, and is beneficial to accurate flow control and accurate supplement of liquid medicine.)