WO2023129121A1 - Unmanned aeronautical spraying system - Google Patents

Unmanned aeronautical spraying system Download PDF

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Publication number
WO2023129121A1
WO2023129121A1 PCT/UA2022/000002 UA2022000002W WO2023129121A1 WO 2023129121 A1 WO2023129121 A1 WO 2023129121A1 UA 2022000002 W UA2022000002 W UA 2022000002W WO 2023129121 A1 WO2023129121 A1 WO 2023129121A1
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WO
WIPO (PCT)
Prior art keywords
power supply
flight control
supply system
control controller
spraying
Prior art date
Application number
PCT/UA2022/000002
Other languages
French (fr)
Inventor
Vadym Illich KUSHNIR
Original Assignee
Kushnir Vadym Illich
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kushnir Vadym Illich filed Critical Kushnir Vadym Illich
Publication of WO2023129121A1 publication Critical patent/WO2023129121A1/en

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Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
    • A01M7/0025—Mechanical sprayers
    • A01M7/0032—Pressure sprayers
    • A01M7/0035—Pressure sprayers mounted on a frame and guided by hand; Spray barrow
    • A01M7/0039—Pressure sprayers mounted on a frame and guided by hand; Spray barrow motor-driven
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
    • A01M7/005—Special arrangements or adaptations of the spraying or distributing parts, e.g. adaptations or mounting of the spray booms, mounting of the nozzles, protection shields
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M7/00—Special adaptations or arrangements of liquid-spraying apparatus for purposes covered by this subclass
    • A01M7/0082—Undercarriages, frames, mountings, couplings, tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U10/00—Type of UAV
    • B64U10/10—Rotorcrafts
    • B64U10/13—Flying platforms
    • B64U10/16—Flying platforms with five or more distinct rotor axes, e.g. octocopters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U50/00—Propulsion; Power supply
    • B64U50/10—Propulsion
    • B64U50/19—Propulsion using electrically powered motors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U50/00—Propulsion; Power supply
    • B64U50/30—Supply or distribution of electrical power
    • B64U50/33—Supply or distribution of electrical power generated by combustion engines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U2101/00—UAVs specially adapted for particular uses or applications
    • B64U2101/40—UAVs specially adapted for particular uses or applications for agriculture or forestry operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U2101/00—UAVs specially adapted for particular uses or applications
    • B64U2101/45—UAVs specially adapted for particular uses or applications for releasing liquids or powders in-flight, e.g. crop-dusting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U2201/00—UAVs characterised by their flight controls
    • B64U2201/20—Remote controls

Definitions

  • the utility model is applied to the field of agricultural engineering, in particular to unmanned aerial machines for differentiated application of fertilizers, differential treatment with pesticides and other agrochemicals of fields, forest and garden plantations in the system of precision agriculture, desiccation of crops before harvesting, zones and other objects.
  • Known device for spraying from a helicopter of agricultural and forest with plant protection products containing a tank for working solutions of pesticides, pump unit, hydraulic valve, pipelines connecting the pump unit with the valve and the spray rod, length containing 0, 3- 0.35 diameter of the propeller of the helicopter, which is attached to the helicopter with a bracket, while in the middle of the rod sprayers are located in two rows in a checkerboard pattern, with an angle between the axes of the sprayers in the first and second rows not less than 40 0 (RF Patent Na 1586042 , class B64D 1/18, published on 30.10.1994).
  • unmanned aerial sprayer containing unmanned aerial vehicle vertical take-off and landing, as well as spraying equipment which includes a tank for liquid, pump unit, rod with nozzles, pipelines connecting the pump unit with rod and nozzles (Access mode: www.agro-fly.com).
  • the disadvantages of the known unmanned aerial sprayer are the complexity of the design, its heavy weight and material consumption.
  • unmanned aerial sprayer that consists of an unmanned aerial vehicle of vertical take-off and landing, which has segmented arms with hinges that fold to reduce the overall size, and the payload on the tank for liquid, pump unit, injectors, piping connecting the pump unit with nozzles for spraying liquid from the tank
  • the disadvantages of the known unmanned aerial sprayer are the complexity of the design, its considerable weight and material consumption.
  • an unmanned aerial sprayer that consists of an unmanned aerial vehicle for vertical takeoff and landing (hereinafter referred to as unmanned aerial vehicle), containing motors (hereinafter electric motors), propellers (hereinafter referred to as propellers), frame (hereinafter frame), spraying equipment containing a tank for liquid located in the upper part of the frame, solenoid valve, injectors, perimeter of the frame fixed rays of the tubular profile, on the console sections of which are motors and propellers; the frame has two plates, between which are placed racks made in the form of telescopic tubes, inside which are springs, and the liquid tank is made of elastic material and located between the plates, while the rays of the tubular profile (hereinafter pipelines) are connected on one side with a tank for liquid, and on the other hand - with nozzles (RF Patent N° 194 376, m. class B64D 1/18, B64C 27/08, publ.
  • the utility model is based on the task of creating such an unmanned aerial spraying system, in which due to design changes there is an opportunity to simplify the design and increase the efficiency of its operation.
  • the unmanned aeronautical spraying system consists of an unmanned aerial vehicle that contains a frame, engines with speed regulators and propellers, a spraying system containing a tank for liquid, pipelines, solenoid valves and injectors, hybrid power installations containing internal combustion engine, generator, cooling system and gas tanks, battery pack, power supply system, piloting and navigation information sensors system, on-board data reception and transmission module, lighting equipment and flight control controller;
  • the spraying system additionally contains electric pumps and flow meters; as motors there are electric motors with speed regulators and screws; electric motors with speed regulators and screws, spraying system, hybrid power installations, set of batteries, system of sensors of aeronautical information, lighting equipment and power supply system are evenly located on the frame;
  • the power supply system is connected to speed regulators, hybrid power installations, battery kit, spraying system, flight control controller, piloting and navigation information sensors system, onboard data reception and transmission module and lighting equipment;
  • the spraying system is connected to the power supply system and the flight control controller;
  • the flight control controller is connected
  • External control sources can be a ground control station, computer, tablet, smartphone, etc.
  • FIG. 1 shows a General view of an unmanned aeronautical spraying system.
  • Fig. 2 shows a Block diagram of an unmanned aeronautical spraying system.
  • Unmanned aeronautical spraying system consists of unmanned aerial vehicle 1 includes a frame 2, electric motors 3 with speed controllers 4 and propellers 5, spraying system 6 includes a tank for liquid 7, pipelines 8, solenoid valves 9 and injectors 10, hybrid power installations 11 comprising an internal combustion engine 12, a generator 13, a cooling system 14 and a fuel tank 15, a battery set 16, a power supply system 17, a pilot information system 18, an on-board data reception module 19, lighting equipment 20 and a control controller flight 21.
  • the spraying system 6 further includes electric pumps 22 and flow meters 23.
  • the spraying system 6 is connected to the power supply system 17 and the flight control controller 21.
  • the flight control controller 21 is connected to the power supply system 17, electric motors 3 with speed controllers 4 and screws 5, spraying system 6, on-board data reception module 19, with the system of sensors of aeronautical information 18 and lighting equipment 20.
  • the onboard module of reception and transmission of data 19 is connected to the power supply system 17, the flight control controller 21 and has the ability to connect to the ground control station 24 (example).
  • the system of sensors of aeronautical information 18 is connected to the power supply system 17 and the flight control controller 21.
  • the speed controllers 4 are connected to the electric motors 3, the flight control controller 21 and the power supply system 17.
  • the unmanned aeronautical spraying system works as follows. Before the spraying process, hybrid power installations 11 are started, which contain an internal combustion engine 12, a generator 13, a cooling system 14 and gas tanks 15, produce electricity that enters the power supply system 17, which transmits it to electric motors 3, spray system 6, controller flight control 21, the system of sensors of aeronautical information 18, the onboard module of reception and transmission of data 19 and lighting equipment 20. Excess electricity is transmitted from the power supply system 17 to the battery pack 16.
  • the operator forms a flight task, which specifies the map of the field to be treated, the trajectory of the flight, the speed and altitude of processing, the cost of substances that are processed.
  • the flight task comes from the ground control station 24 to the onboard data reception-transmission module 19, which transmits it to the flight control controller 21.
  • the flight control controller 21 transmits a signal to the speed controllers 4, which control the electric motors 3 with the propellers 5 and the unmanned aerial vehicle 1, which contains the frame 2, takes off.
  • the flight control controller 21 transmits a signal to start spraying to the spray system 6, which includes a tank for liquid 7, piping 8, solenoid valves 9, injectors 10, electric pumps 22 and flow meters 23. Then begins spraying process. If necessary, the flight control controller 21 turns on and monitors the operation of lighting equipment 20.
  • the system of sensors of aeronautical information 18 transmits data on altitude, speed, temperature, location coordinates and possible interference to the flight control controller 21, which transmits them through the onboard data acquisition module 19 to the ground control station 24 (example) .
  • the flight control controller 21 transmits a completion signal to the onboard I / O module 19 to the ground control station 24 and the unmanned aerial vehicle 1 is returned.
  • Unmanned aerial vehicles are especially widely used in agriculture for differentiated application of fertilizers, differentiated treatment with pesticides and other agrochemicals of fields, forests and orchards in the system of precision farming, desiccation of crops before harvesting, target treatment and targeting, zones and other objects.
  • the existing designs of unmanned aerial vehicles have a number of disadvantages, the main of which are the complexity of the design and low efficiency of its operation.
  • the developed design of the unmanned spraying system eliminates the above shortcomings.
  • hybrid power plants which include an internal combustion engine, generator, cooling system and gas tanks, allows you to produce additional energy and thus increase the operating time of electric motors and operating time of the structure as a whole.
  • the set of batteries allows to accumulate excess electricity and use it later through the power supply system for electric motors, the system of sensors of aeronautical information, on-board data reception module, lighting equipment and flight control controller.
  • the flight control controller allows to control the power supply system, electric motors with speed regulators and propellers, spraying system and lighting equipment according to possible software algorithms and to transmit data through the on-board module of data transmission to the ground control station, information.
  • Pilot-navigation information sensor systems measure and transmit data of the altitude, speed, air temperature, location coordinates and possible obstacles on the way to the flight control controller, which transmits them through the onboard I / O module to the ground control station. This allows you to choose the most optimal spraying mode (speed, spray fluid consumption, flight altitude, etc.), avoid breakdowns and other unpredictable situations.
  • the applied design of a framework allows to place electric motors with regulators of turns and screws so that to minimize negative influence of air streams from screws on the sprayed liquid.
  • the combination of introduced structural elements and new connections allows to improve the design of the unmanned aeronautical system and significantly increase the efficiency of its operation.
  • the developed unmanned aeronautical spraying system will be widely used in agriculture and municipal, municipal and private enterprises, as well as in farms and private farms.

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Insects & Arthropods (AREA)
  • Pest Control & Pesticides (AREA)
  • Wood Science & Technology (AREA)
  • Environmental Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Remote Sensing (AREA)
  • Catching Or Destruction (AREA)

Abstract

1. The object of the utility model is an unmanned aeronautical spraying system. 2. Field of application - the field of agricultural engineering, in particular to unmanned aerial vehicles for differentiated application of fertilizers, differentiated treatment with pesticides and other agrochemicals of fields, forests and orchards in the system of precision farming, desiccation of crops and crops before harvesting, swamps, parks and other objects. 3. The essence of the utility model - unmanned aeronautical spraying system, containing an unmanned aerial vehicle containing a frame, engines with regulators and propellers, a spraying system containing a tank for liquid, pipelines, solenoid valves and injectors, hybrid power installations containing internal combustion engine, generator, cooling system and fuel tanks, battery pack, power supply system, pilotage and navigation information sensors system, on-board data reception and transmission module, lighting equipment and flight control controller; the spraying system additionally contains electric pumps and flow meters; as motors there are electric motors with speed regulators and screws; electric motors with speed regulators and screws, spraying system, hybrid power installations, set of batteries, system of sensors of aeronautical information, lighting equipment and power supply system are evenly located on the frame; the power supply system is connected to speed regulators, hybrid power installations, battery kit, spraying system, flight control controller, piloting and navigation information sensors system, onboard data reception and transmission module and lighting equipment; the spraying system is connected to the power supply system and the flight control controller; the flight control controller is connected to the power supply system, speed regulators, spraying system, on-board data reception and transmission module, to the system of pilots- navigation information sensors and lighting equipment; the on-board data reception and transmission module is connected to the power supply system, the flight control controller and has the ability to connect to external control sources; the system of pilots-navigation information sensors is connected to the power supply system and the flight control controller, the speed regulators are connected to the electric motors, the flight control controller and the power supply system; - External control sources can be a ground control station, computer, tablet, smartphone, etc. 4. Technical result - simplification of construction and increase of efficiency of its operation.

Description

Unmanned aeronautical spraying system
The utility model is applied to the field of agricultural engineering, in particular to unmanned aerial machines for differentiated application of fertilizers, differential treatment with pesticides and other agrochemicals of fields, forest and garden plantations in the system of precision agriculture, desiccation of crops before harvesting, zones and other objects.
Known device for spraying from a helicopter of agricultural and forest with plant protection products, containing a tank for working solutions of pesticides, pump unit, hydraulic valve, pipelines connecting the pump unit with the valve and the spray rod, length containing 0, 3- 0.35 diameter of the propeller of the helicopter, which is attached to the helicopter with a bracket, while in the middle of the rod sprayers are located in two rows in a checkerboard pattern, with an angle between the axes of the sprayers in the first and second rows not less than 40 0 (RF Patent Na 1586042 , class B64D 1/18, published on 30.10.1994).
The disadvantages of the known device for spraying with a spindle are low efficiency due to the complexity of the design and high expense during spraying.
Known unmanned aerial sprayer, containing unmanned aerial vehicle vertical take-off and landing, as well as spraying equipment which includes a tank for liquid, pump unit, rod with nozzles, pipelines connecting the pump unit with rod and nozzles (Access mode: www.agro-fly.com).
The disadvantages of the known unmanned aerial sprayer are the complexity of the design, its heavy weight and material consumption.
Known unmanned aerial sprayer, that consists of an unmanned aerial vehicle of vertical take-off and landing, which has segmented arms with hinges that fold to reduce the overall size, and the payload on the tank for liquid, pump unit, injectors, piping connecting the pump unit with nozzles for spraying liquid from the tank (International application NaRST / CN2015 1080528, 01.06.2015; patent for invention US 2017043870 Al, 16.02.2017). The disadvantages of the known unmanned aerial sprayer are the complexity of the design, its considerable weight and material consumption.
Closest to the claimed unmanned aeronautical vehicle spraying system is an unmanned aerial sprayer that consists of an unmanned aerial vehicle for vertical takeoff and landing (hereinafter referred to as unmanned aerial vehicle), containing motors (hereinafter electric motors), propellers (hereinafter referred to as propellers), frame (hereinafter frame), spraying equipment containing a tank for liquid located in the upper part of the frame, solenoid valve, injectors, perimeter of the frame fixed rays of the tubular profile, on the console sections of which are motors and propellers; the frame has two plates, between which are placed racks made in the form of telescopic tubes, inside which are springs, and the liquid tank is made of elastic material and located between the plates, while the rays of the tubular profile (hereinafter pipelines) are connected on one side with a tank for liquid, and on the other hand - with nozzles (RF Patent N° 194 376, m. class B64D 1/18, B64C 27/08, publ. 09.12.2019, Bull. Ns 34).
The disadvantages of this unmanned aerial sprayer are the complexity of the design and low efficiency.
The utility model is based on the task of creating such an unmanned aerial spraying system, in which due to design changes there is an opportunity to simplify the design and increase the efficiency of its operation.
This objective is achieved by the fact that the unmanned aeronautical spraying system consists of an unmanned aerial vehicle that contains a frame, engines with speed regulators and propellers, a spraying system containing a tank for liquid, pipelines, solenoid valves and injectors, hybrid power installations containing internal combustion engine, generator, cooling system and gas tanks, battery pack, power supply system, piloting and navigation information sensors system, on-board data reception and transmission module, lighting equipment and flight control controller; the spraying system additionally contains electric pumps and flow meters; as motors there are electric motors with speed regulators and screws; electric motors with speed regulators and screws, spraying system, hybrid power installations, set of batteries, system of sensors of aeronautical information, lighting equipment and power supply system are evenly located on the frame; the power supply system is connected to speed regulators, hybrid power installations, battery kit, spraying system, flight control controller, piloting and navigation information sensors system, onboard data reception and transmission module and lighting equipment; the spraying system is connected to the power supply system and the flight control controller; the flight control controller is connected to the power supply system, speed regulators, spraying system, on-board data reception and transmission module, to the system of pilots- navigation information sensors and lighting equipment; the on-board data reception and transmission module is connected to the power supply system, the flight control controller and has the ability to connect to external control sources; the system of pilots-navigation information sensors is connected to the power supply system and the flight control controller, the speed regulators are connected to the electric motors, the flight control controller and the power supply system;
- External control sources can be a ground control station, computer, tablet, smartphone, etc.
The drawings schematically show an unmanned aeronautical spraying system, where Fig. 1 shows a General view of an unmanned aeronautical spraying system. In Fig. 2 shows a Block diagram of an unmanned aeronautical spraying system.
Unmanned aeronautical spraying system consists of unmanned aerial vehicle 1 includes a frame 2, electric motors 3 with speed controllers 4 and propellers 5, spraying system 6 includes a tank for liquid 7, pipelines 8, solenoid valves 9 and injectors 10, hybrid power installations 11 comprising an internal combustion engine 12, a generator 13, a cooling system 14 and a fuel tank 15, a battery set 16, a power supply system 17, a pilot information system 18, an on-board data reception module 19, lighting equipment 20 and a control controller flight 21. The spraying system 6 further includes electric pumps 22 and flow meters 23.
On the frame 2 evenly spaced electric motors 3 with speed controllers 4 and screws 5, spraying system 6, hybrid power installations 11, battery pack 16, system of sensors of aeronautical information 18, lighting equipment 20 and power supply system 17. Power supply system 17 is connected with speed controllers 4, electric motors 3, hybrid power installations 11, battery pack 16, spraying system 6, flight control controller 21, aeronautical information sensors system 18, on-board data reception module 19 and lighting equipment 20.
The spraying system 6 is connected to the power supply system 17 and the flight control controller 21. The flight control controller 21 is connected to the power supply system 17, electric motors 3 with speed controllers 4 and screws 5, spraying system 6, on-board data reception module 19, with the system of sensors of aeronautical information 18 and lighting equipment 20. The onboard module of reception and transmission of data 19 is connected to the power supply system 17, the flight control controller 21 and has the ability to connect to the ground control station 24 (example). The system of sensors of aeronautical information 18 is connected to the power supply system 17 and the flight control controller 21. The speed controllers 4 are connected to the electric motors 3, the flight control controller 21 and the power supply system 17.
The unmanned aeronautical spraying system works as follows. Before the spraying process, hybrid power installations 11 are started, which contain an internal combustion engine 12, a generator 13, a cooling system 14 and gas tanks 15, produce electricity that enters the power supply system 17, which transmits it to electric motors 3, spray system 6, controller flight control 21, the system of sensors of aeronautical information 18, the onboard module of reception and transmission of data 19 and lighting equipment 20. Excess electricity is transmitted from the power supply system 17 to the battery pack 16.
In the ground station 24, the operator forms a flight task, which specifies the map of the field to be treated, the trajectory of the flight, the speed and altitude of processing, the cost of substances that are processed. The flight task comes from the ground control station 24 to the onboard data reception-transmission module 19, which transmits it to the flight control controller 21.
Then the flight control controller 21 transmits a signal to the speed controllers 4, which control the electric motors 3 with the propellers 5 and the unmanned aerial vehicle 1, which contains the frame 2, takes off. After the unmanned aerial vehicle 1 enters the operating position, the flight control controller 21 transmits a signal to start spraying to the spray system 6, which includes a tank for liquid 7, piping 8, solenoid valves 9, injectors 10, electric pumps 22 and flow meters 23. Then begins spraying process. If necessary, the flight control controller 21 turns on and monitors the operation of lighting equipment 20.
During operation, the system of sensors of aeronautical information 18 transmits data on altitude, speed, temperature, location coordinates and possible interference to the flight control controller 21, which transmits them through the onboard data acquisition module 19 to the ground control station 24 (example) . Upon completion of the spraying process, the flight control controller 21 transmits a completion signal to the onboard I / O module 19 to the ground control station 24 and the unmanned aerial vehicle 1 is returned.
Today, unmanned aerial vehicles, systems and complexes, which are used in various fields: military, civilian and agricultural, have become very popular.
Unmanned aerial vehicles are especially widely used in agriculture for differentiated application of fertilizers, differentiated treatment with pesticides and other agrochemicals of fields, forests and orchards in the system of precision farming, desiccation of crops before harvesting, target treatment and targeting, zones and other objects. However, the existing designs of unmanned aerial vehicles have a number of disadvantages, the main of which are the complexity of the design and low efficiency of its operation.
The developed design of the unmanned spraying system, thanks to design changes, eliminates the above shortcomings. Thus, the introduction of hybrid power plants, which include an internal combustion engine, generator, cooling system and gas tanks, allows you to produce additional energy and thus increase the operating time of electric motors and operating time of the structure as a whole. The set of batteries allows to accumulate excess electricity and use it later through the power supply system for electric motors, the system of sensors of aeronautical information, on-board data reception module, lighting equipment and flight control controller.
The flight control controller allows to control the power supply system, electric motors with speed regulators and propellers, spraying system and lighting equipment according to possible software algorithms and to transmit data through the on-board module of data transmission to the ground control station, information.
Pilot-navigation information sensor systems measure and transmit data of the altitude, speed, air temperature, location coordinates and possible obstacles on the way to the flight control controller, which transmits them through the onboard I / O module to the ground control station. This allows you to choose the most optimal spraying mode (speed, spray fluid consumption, flight altitude, etc.), avoid breakdowns and other unpredictable situations.
The applied design of a framework allows to place electric motors with regulators of turns and screws so that to minimize negative influence of air streams from screws on the sprayed liquid. Thus, the combination of introduced structural elements and new connections allows to improve the design of the unmanned aeronautical system and significantly increase the efficiency of its operation.
The developed unmanned aeronautical spraying system will be widely used in agriculture and municipal, municipal and private enterprises, as well as in farms and private farms.

Claims

Utility formula
1. Unmanned aeronautical spraying system, consists of an unmanned aerial vehicle containing a frame, engines with regulators and propellers, a spraying system containing a tank for liquid, pipelines, solenoid valves and injectors, characterized in that it additionally introduced hybrid power installations, which include an internal combustion engine, generator, cooling system and fuel tanks, battery pack, power supply system, piloting and navigation information sensors system, on-board data reception and transmission module, lighting equipment and flight control controller; the spraying system additionally contains electric pumps and flow meters; as motors there are electric motors with speed regulators and screws; electric motors with speed regulators and screws, spraying system, hybrid power installations, set of batteries, system of sensors of aeronautical information, lighting equipment and power supply system are evenly located on the frame; the power supply system is connected to speed regulators, hybrid power installations, battery kit, spraying system, flight control controller, piloting and navigation information sensors system, onboard data reception and transmission module and lighting equipment; the spraying system is connected to the power supply system and the flight control controller; the flight control controller is connected to the power supply system, speed regulators, spraying system, on-board data reception and transmission module, to the system of pilots- navigation information sensors and lighting equipment; the on-board data reception and transmission module is connected to the power supply system, the flight control controller and has the ability to connect to external control sources; the system of pilots-navigation information sensors is connected to the power supply system and the flight control controller, the speed controllers are connected to the electric motors, the flight control controller and the power supply system.
2. Unmanned aeronautical spraying system according to claim 1, characterized in that the external sources of control may be a ground control station, computer, tablet, smartphone or others.
7
PCT/UA2022/000002 2021-12-31 2022-01-17 Unmanned aeronautical spraying system WO2023129121A1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU1586042C (en) 1988-07-05 1994-10-30 Акционерное общество "Панх" Apparatus for sprinkling from helicopter
CN201580528U (en) 2009-12-22 2010-09-15 上海船舶工艺研究所 Light and thin type fireproof door for ship
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