Oil-electricity hybrid power unmanned aerial vehicle range extender water-cooling heat dissipation system

An oil-electric hybrid, water-cooled heat dissipation technology, applied in the field of unmanned aerial vehicles, can solve the problems of high temperature failure, difficulty in ensuring continuous long-term work, low air-cooled heat dissipation efficiency, etc., and achieve rapid cooling. , improve the degree of intelligence, improve the effect of heat dissipation efficiency

Active Publication Date: 2021-12-24
深圳天鹰兄弟无人机创新有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The present invention provides a water-cooled heat dissipation system for the range extender of the oil-electric hybrid unmanned aerial vehicle, which is used to solve the problem that the existing range extender generally adopts air-cooled heat dissipation Cooling, low efficiency of air cooling and heat dissipation, making the engine of the range extender vulnerable to high temperature faults, making it difficult to guarantee continuous long-term work.

Method used

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  • Oil-electricity hybrid power unmanned aerial vehicle range extender water-cooling heat dissipation system
  • Oil-electricity hybrid power unmanned aerial vehicle range extender water-cooling heat dissipation system
  • Oil-electricity hybrid power unmanned aerial vehicle range extender water-cooling heat dissipation system

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Embodiment 1

[0050] The embodiment of the present invention provides a water-cooling and heat dissipation system for the range extender of the oil-electric hybrid unmanned aerial vehicle, such as Figure 1-Figure 8 As shown, it includes: a water pump 1, a water tank 2, a first radiator 3, a temperature sensor, a water cooling channel 5, an unmanned aerial vehicle rotor 54, a controller 6, and an active cooling fan 57. The water tank 2 communicates with the first water pipe 7 and The first radiator 3 is connected, the first radiator 3 is connected to the water inlet of the water-cooling channel 5 through the second water pipe 8, and the water outlet of the water-cooling channel 5 is connected to the water outlet of the water-cooling channel 5 through the third water pipe 9. The water tank 2 is connected, the water inlet pipe of the water pump 1 communicates with the inside of the water tank 2, the water outlet pipe of the water pump 1 communicates with the first water pipe 7, thereby forming...

Embodiment 2

[0053] On the basis of the above-mentioned embodiment 1, the cooling channels include engine block heat dissipation channels, generator stator heat dissipation channels, rectifier heat dissipation channels, and several temperature sensors are provided, and the temperature sensors are arranged on the At least one position in the cooling liquid circulation circuit, on the engine 4 and on the generator, the temperature sensor can detect the temperature of the cooling liquid at the installation position, and the controller 6 controls the operation of the water pump 1 based on the detection value of the temperature sensor , when the actual temperature detected by the temperature sensor is lower than the preset minimum temperature, the controller 6 controls the water pump 1 to reduce the output flow, thereby reducing the circulation efficiency of the cooling liquid circulation circuit; when the actual temperature detected by the temperature sensor is not When the temperature is lower...

Embodiment 3

[0056] On the basis of embodiment 1 or 2, such as figure 2 As shown, it also includes a second radiator 11, the second radiator 11 is arranged on the third water pipe 9, and the cooling liquid flows into the second radiator 11 through the third water pipe 9 after flowing out from the water cooling flow channel 5 , and then flow back into the water tank 2 from the second radiator 11 .

[0057] The working principle and beneficial effects of the above technical solution are: the third water pipe 9 is also provided with a second radiator 11, through which the heat dissipation efficiency of the water cooling system can be further improved, so that the engine 4 can be cooled rapidly.

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Abstract

The invention provides an oil-electricity hybrid power unmanned aerial vehicle range extender water-cooling heat dissipation system which is characterized by comprising a water pump, a water tank, a first heat dissipation device, a temperature sensor, a water-cooling flow channel, an unmanned aerial vehicle rotor wing, a controller and an active heat dissipation fan. The water pump, the water tank, the first heat dissipation device and the water-cooling flow channel are sequentially connected to form a cooling liquid circulation loop, and the controller is electrically connected with the temperature sensor, the water pump and the active heat dissipation fan. According to the system, due to the arrangement of the circulation loop, water-cooling rapid cooling of the range extender is achieved, the heat dissipation efficiency is improved, the range extender works continuously for a long time, flow adjustment of the water pump is controlled through the detection value of the temperature sensor, and the intelligent degree is improved.

Description

technical field [0001] The invention relates to the technical field of unmanned aerial vehicles, in particular to a water-cooling heat dissipation system for an oil-electric hybrid unmanned aerial vehicle range extender. Background technique [0002] Unmanned aircraft, referred to as "UAV", is an unmanned aircraft that is controlled by radio remote control equipment and its own program control device, or is completely or intermittently operated autonomously by an on-board computer. UAVs are suitable for civilian use in aerial photography, agriculture, plant protection, miniature selfie, express transportation, disaster relief, observing wild animals, monitoring infectious diseases, surveying and mapping, news reports, power inspections, disaster relief, film and television shooting, creating romance, etc. Among them, plant protection drones need to work in a large area for a long time, so there is a hybrid electric drone, which is equipped with a range extender, which can im...

Claims

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Application Information

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IPC IPC(8): B64D33/08B64D33/10
CPCB64D33/08B64D33/10B64U10/10B64D27/026
Inventor 梁景堂李才圣
Owner 深圳天鹰兄弟无人机创新有限公司
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