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Distance and image detection-based automatic spraying method and distance and image detection-based automatic spraying device of plant protection unmanned aerial vehicle

A plant protection drone and image detection technology, which is applied in the direction of launching devices, transportation and packaging, aircraft parts, etc., can solve the problems of not only automatic spraying, high-impact crops, spraying, etc., and achieve the effect of automatic and precise spraying of pesticides

Active Publication Date: 2017-01-25
ZHONGKAI UNIV OF AGRI & ENG
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In practice, when the operator is performing spraying control, because the distance is too far and the height is too high, it is impossible to accurately spray the crops, resulting in unnecessary waste of pesticides. The existing patent with application number 201510957610.5 collects crop information through an infrared camera and sends it to checker, but still achieve the purpose of not only automatic spraying

Method used

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  • Distance and image detection-based automatic spraying method and distance and image detection-based automatic spraying device of plant protection unmanned aerial vehicle
  • Distance and image detection-based automatic spraying method and distance and image detection-based automatic spraying device of plant protection unmanned aerial vehicle
  • Distance and image detection-based automatic spraying method and distance and image detection-based automatic spraying device of plant protection unmanned aerial vehicle

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Experimental program
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Effect test

Embodiment 1

[0027] Such as figure 1 As shown, the plant protection UAV automatic spraying method based on distance and image detection includes the following steps:

[0028] Set target distance;

[0029] Detect whether there is an object in the area where the drone flies and calculate the distance between it and the drone, and at the same time obtain images of the area where the drone flies;

[0030] If the distance between the drone and the object is within the preset range, analyze the collected images to determine whether the detected object is a crop, and if so, start spraying the area until the area where the drone is flying is not detected There is an object or the detected object is not a crop.

[0031] The method for judging whether the detected object is a crop is as follows:

[0032] Collect the RGB value of each pixel of the image collected by the image collection module, and compare it with the RGB value within the standard green range. When the collected value meets the st...

Embodiment 2

[0034] Such as figure 2 As shown, the plant protection UAV automatic spraying device based on distance and image detection, including the UAV, also includes a distance measuring device, a data processing device and an image acquisition device that are electrically connected in sequence, and the data processing device is also connected to the control device , the control device is connected with a spraying device, the distance measuring device, the image acquisition device and the spraying device are respectively mounted on the landing gear of the drone, and the distance measuring device is used to detect whether there is an object in the flying area of ​​the drone and the distance between it and the unmanned aerial vehicle and judge whether the distance is within a preset range, the image acquisition device is used to collect images of the flying area of ​​the unmanned aerial vehicle, and the data processing device is used to judge whether the detected object is a crop, And a...

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Abstract

The invention discloses a distance and image detection-based automatic spraying method and a distance and image detection-based automatic spraying device of a plant protection unmanned aerial vehicle. A distance measuring module is used for measuring whether an object exists in an area where the unmanned aerial vehicle flies and a distance between the object and the unmanned aerial vehicle; when the distance between the object and the unmanned aerial vehicle is within the range of a target distance, an image analysis technique is further used for analyzing whether the object is crop or not; therefore, an effect of automatically and accurately spraying pesticide is achieved.

Description

technical field [0001] The invention relates to the field of plant protection drones, in particular to an automatic spraying device for plant protection drones based on distance and image detection. Background technique [0002] In recent years, with the continuous development of science and technology in our country, many advantageous technologies have gradually developed towards agriculture, forestry and other industries, and plant protection drones are a typical example. my country's land resources are insufficient. Large-scale land resources in the Northeast Plain, Northwest Plains, and North China Plains only account for about 30% of the cultivated land area, while the small-scale planting mode accounts for more than 60% of the total planting area. It is difficult for large-scale ground spraying machines to meet their pest control requirements. . Due to problems such as hard to hire, expensive labor, and difficult to spray medicine, it is of great significance to realiz...

Claims

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Application Information

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IPC IPC(8): B64D1/18G06K9/00H04N7/18
CPCH04N7/18B64D1/18G06V20/188
Inventor 唐宇骆少明黄伟锋郑梓炳刘泽锋欧智贵周丽萍林进添朱立学王克强孙胜姚鑫黄博烁陈家政连仕康
Owner ZHONGKAI UNIV OF AGRI & ENG
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