阅读说明：本技术 一种无人机自调速系统 (Unmanned aerial vehicle is from speed governing system ) 是由 杨廷龙 余凌飞 于 2018-07-28 设计创作，主要内容包括：本发明提供一种无人机自调速系统,包括：视频分析装置,其与所述图像采集装置连接,包括一处理器、一图像采集卡及一通讯单元,所述图像采集卡配置为从所述图像采集装置获取视频流并对所述视频流进行处理以获得图像帧,所述处理器配置为用于对所述图像帧进行分析以获得分析结果,所述通讯单元配置为发送所述分析结果；变频器控制单元,其配置为接收所述分析结果并根据所述分析结果生成变频器控制信号；变频器,其与所述变频器控制单元通讯连接,所述变频器配置为接收所述变频器控制信号并根据所述变频器控制信号控制所述无人机的电机。本发明的无人机能够自行分析图像,发现问题减缓飞行速度,拍摄更多的图像视频资料。(The invention provides an unmanned aerial vehicle self-speed regulation system, which comprises: the video analysis device is connected with the image acquisition device and comprises a processor, an image acquisition card and a communication unit, wherein the image acquisition card is configured to acquire a video stream from the image acquisition device and process the video stream to acquire an image frame, the processor is configured to analyze the image frame to acquire an analysis result, and the communication unit is configured to send the analysis result; a frequency converter control unit configured to receive the analysis result and generate a frequency converter control signal according to the analysis result; and the frequency converter is in communication connection with the frequency converter control unit and is configured to receive the frequency converter control signal and control a motor of the unmanned aerial vehicle according to the frequency converter control signal. The unmanned aerial vehicle can automatically analyze images, find problems, slow the flight speed and shoot more image video data.)

1. An unmanned aerial vehicle self-speed-regulating system comprises an unmanned aerial vehicle and is characterized in that the unmanned aerial vehicle is provided with an image acquisition device, a video analysis device, a frequency converter control unit and a frequency converter;

the image acquisition device is used for carrying out video acquisition on the monitored area;

the video analysis device is connected with the image acquisition device and comprises a processor, an image acquisition card and a communication unit, wherein the image acquisition card is configured to acquire a video stream from the image acquisition device and process the video stream to acquire an image frame, the processor is configured to analyze the image frame to acquire an analysis result, and the communication unit is configured to send the analysis result;

a frequency converter control unit configured to receive the analysis result and generate a frequency converter control signal according to the analysis result;

and the frequency converter is in communication connection with the frequency converter control unit and is configured to receive the frequency converter control signal and control a motor of the unmanned aerial vehicle according to the frequency converter control signal.

2. An unmanned aerial vehicle speed self-regulating system as claimed in claim 1, wherein the image acquisition device comprises a high definition camera, an infrared fill light and a noise reduction filter.

3. An unmanned aerial vehicle self speed regulation system as claimed in claim 2, wherein the video analysis device and the frequency converter control unit are integrated in a flight control master controller of the unmanned aerial vehicle.

Technical Field

The invention relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle self-speed regulation system.

Background

When utilizing unmanned aerial vehicle to carry out regional control, the person of controlling does not adjust speed, and unmanned aerial vehicle's flying speed is stable, also is balanced to the image acquisition figure in monitoring area, but some places are problematic in the region, need shoot more image video data and supply the operator to analyze. The operator can get the flight data after the accident, and after analyzing that some areas have problems, if the data is not complete, the operator needs to fly again to supplement the data.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the unmanned aerial vehicle self-speed regulation system, and the unmanned aerial vehicle can automatically analyze images, slow down the flight speed when finding problems and shoot more image video data.

In order to achieve the purpose, the invention adopts the following technical scheme:

an unmanned aerial vehicle self-speed-adjusting system comprises an unmanned aerial vehicle, wherein the unmanned aerial vehicle is provided with an image acquisition device, a video analysis device, a frequency converter control unit and a frequency converter;

the image acquisition device is used for carrying out video acquisition on the monitored area;

the video analysis device is connected with the image acquisition device and comprises a processor, an image acquisition card and a communication unit, wherein the image acquisition card is configured to acquire a video stream from the image acquisition device and process the video stream to acquire an image frame, the processor is configured to analyze the image frame to acquire an analysis result, and the communication unit is configured to send the analysis result;

a frequency converter control unit configured to receive the analysis result and generate a frequency converter control signal according to the analysis result;

and the frequency converter is in communication connection with the frequency converter control unit and is configured to receive the frequency converter control signal and control a motor of the unmanned aerial vehicle according to the frequency converter control signal.

Furthermore, the image acquisition device comprises a high-definition camera, an infrared light supplement lamp and a noise reduction filter.

Further, the video analysis device and the frequency converter control unit are integrated in a flight control main controller of the unmanned aerial vehicle.

Has the advantages that: compared with the prior art, the method and the device have the advantages that the video acquisition is carried out on the monitored area through the image acquisition unit, then the acquired image information is further processed to obtain whether the monitored area has problems, and then the rotating speed of the motor of the unmanned aerial vehicle is intelligently controlled through the frequency converter.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Detailed Description

The structure and operation of the present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1, the invention includes an unmanned aerial vehicle, which carries an image acquisition device, a video analysis device, a frequency converter control unit, and a frequency converter;

the image acquisition device is used for carrying out video acquisition on the monitored area;

the video analysis device is connected with the image acquisition device and comprises a processor, an image acquisition card and a communication unit, wherein the image acquisition card is configured to acquire a video stream from the image acquisition device and process the video stream to acquire an image frame, the processor is configured to analyze the image frame to acquire an analysis result, and the communication unit is configured to send the analysis result;

a frequency converter control unit configured to receive the analysis result and generate a frequency converter control signal according to the analysis result;

and the frequency converter is in communication connection with the frequency converter control unit and is configured to receive the frequency converter control signal and control a motor of the unmanned aerial vehicle according to the frequency converter control signal.

Furthermore, the image acquisition device comprises a high-definition camera, an infrared light supplement lamp and a noise reduction filter.

Further, the video analysis device and the frequency converter control unit are integrated in a flight control main controller of the unmanned aerial vehicle.

The working principle of the invention is as follows: unmanned aerial vehicle utilizes image acquisition device to gather the image video information of monitored area, utilizes video analysis device analysis image video whether have unusually, if have unusually, generates converter control signal through converter control unit, and unmanned aerial vehicle's motor is controlled to the converter to control unmanned aerial vehicle's flying speed.

It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

The above-mentioned embodiments, objects, technical solutions and advantages of the present invention are further described in detail, it should be understood that the above-mentioned embodiments are only illustrative of the present invention and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.