388results about "For captive aircrafts" patented technology

A tethered unmanned aerial vehicle (“UAV”) may be outfitted with a sensor payload for data gathering. The tethered UAV may be tethered to a ground station for constricting the flight space of the UAV while also providing the option for power delivery and/or bidirectional communications. The tethered UAV's flight path may be extended by introducing one or more secondary UAVs that cooperate to extend the horizontal flight path of a primary UAV. The ground station, which may be coupled with the tethered aerial vehicle, may comprise a listening switch configured to determine a condition of the tether such that the supply of power to the tether may be terminated when tether damage or a tether severance is detected.

An unmanned aerial vehicle comprising at least one rotor motor. The rotor motor is powered by a micro hybrid generation system. The micro hybrid generator system comprises a rechargeable battery configured to provide power to the at least one rotor motor, a small engine configured to generate mechanical power, a generator motor coupled to the small engine and configured to generate AC power using the mechanical power generated by the small engine, a bridge rectifier configured to convert the AC power generated by the generator motor to DC power and provide the DC power to either or both the rechargeable battery and the at least one rotor motor, and an electronic control unit configured to control a throttle of the small engine based, at least in part, on a power demand of at least one load, the at least one load including the at least one rotor motor.

A vehicle, especially a maritime vessel, is provided with an autogyro drawn by a tether. The tether contains mechanical strengthening components that enable it to securely retain the autogyro to the vehicle. The tether also contains two electrical conductors carrying different phases of AC power to the autogyro, and four optical fibers carrying optical data signals to and from the autogyro electronic payloads and avionics control circuitry. Signal converters at ends of the tether convert a wide range of electrical or wireless signals to optical data signals for transmission along the tether, and then back into the original electrical signal format for use by the autogyro or vehicle electronics.

A tethered unmanned aerial system (UAS) is described, wherein the flight of one or more UASs may be used in connection with a water and light display.

A deployable airborne surveillance kite for flying in a wind over a surface includes a wing, a tail, and a spar coupling the wing to the tail. The kite further includes a thrust rotor mounted to the kite in a vertical orientation for providing vertical lift to the kite. A tether assembly extends from the kite to the surface and couples the kite to the surface providing downward resistance in opposition to the vertical lift provided by the thrust rotor.

The invention relates to a virtual mast used for scouting. The virtual mast is structurally composed of a rotor wing type electric aircraft, a small-size photoelectric load and a ground control unit, wherein the rotor wing type electric aircraft comprises an autopilot and a power device; the small-size photoelectric load comprises a CCD camera, a laser distance measuring machine and a thermal infrared imager; the CCD camera, the laser distance measuring machine and the thermal infrared imager adopt a common optical path design, and are packaged in a shell; the shell is connected to the bottom of the rotor wing type electric aircraft; the small-size photoelectric load is used for carrying out photoelectric monitoring on a scouting target or a scouting region; the ground control unit is used for collecting and processing a photoelectric signal obtained by a signal cable. According to the virtual mast used for scouting, the rotor wing type electric aircraft is loaded with a scouting device and a mooring manner is used for solving the energy supplying problem of the rotor wing type electric aircraft, so that the long-time air staying and scouting of the scouting device are realized; the virtual mast used for scouting has a wide application prospect.

The invention provides a mooring system based on a multi-rotor flight platform. The mooring system comprises ground equipment, a mooring cable, a multi-rotor air vehicle and mission equipment, wherein the mission equipment is mounted on an equipment mounting frame of the multi-rotor air vehicle, and the two ends of the mooring cable are respectively connected with the equipment mounting frame and the ground equipment; and rotors of the multi-rotor aircraft are symmetrically distributed on the left and right two sides of the air vehicle. The multi-rotor system provided by the invention is a lift system as well as an attitude control system and can be backed up for each other. When single rotor fails, the lift of the system cannot suddenly vary, and control can also be converted to a low-order rotor mode. The reliability of the system is effectively improved.

The invention discloses an air-ground integrated agricultural and forestry plant protection system device and a use method. The air-ground integrated agricultural and forestry plant protection system device comprises a ground vehicle, power supply equipment, a hydraulic pump, a liquid tank and a liquid delivery flexible pipe, wherein the power supply equipment, the hydraulic pump, the liquid tank and the liquid delivery flexible pipe are arranged on the ground vehicle. The liquid delivery flexible pipe is provided with unmanned aerial vehicles and sprayers, each sprayer is provided with an electronic obstacle detector, the electronic obstacle detectors are connected with a central controller, and the central controller is connected with the unmanned aerial vehicles and electronic signal locators. Support is provided for spraying operation through the power supply equipment, the hydraulic pump and liquid tank on the ground vehicle, and the unmanned aerial vehicles suspend the liquid delivery flexible pipe for spraying operation; the central controller receives signals from the electronic signal locators so as to control the synchronization of the unmanned aerial vehicles and the ground vehicle, and the central controller controls the unmanned aerial vehicles to automatically overcome obstacles by receiving the signals of the electronic obstacle detectors. The air-ground integrated agricultural and forestry plant protection system device and the use method have the advantages that the spraying width and the spraying height can be adjusted in real time, the spraying efficiency is improved, the unmanned aerial vehicles can automatically get over the obstacles and the operation is simple.

The disclosed embodiments include a trailer for an autonomous vehicle controlled by a command and control interface. The trailer includes a trailer body configured to retain the autonomous vehicle in an undeployed configuration. The trailer also anchors the autonomous vehicle in a deployed configuration. A tether is provided having a first end coupled to the trailer body and a second end that is configured to couple to the autonomous vehicle. A winch is utilized to adjust a length of the tether to move the autonomous vehicle between the undeployed configuration and deployed configuration. Further, a communication system communicates with the command and control interface and the autonomous vehicle to control movement of the autonomous vehicle between the undeployed configuration and deployed configuration.

The invention relates to a power supply wire-dragging type multi-shaft unmanned rotorcraft fire extinguishing apparatus and a fire extinguishing method and aims to solve the problem that an existing multi-shaft unmanned rotorcraft is low in effective load and short in aerial work time. The power supply wire-dragging type multi-shaft unmanned rotorcraft fire extinguishing apparatus provided by the invention comprises ground equipment, a multi-shaft unmanned rotorcraft and a power supply wire connected to the ground equipment for providing a high voltage; the unmanned rotorcraft is connected to a high pressure liquid spraying device, a high pressure nozzle of the high pressure liquid spraying device is horizontally mounted below the unmanned rotorcraft, and the upper and lower space included angel between the high pressure nozzle and the horizontal position of the unmanned rotorcraft is 0-22.5 degrees. The power supply wire-dragging type multi-shaft unmanned rotorcraft fire extinguishing apparatus has the beneficial effects that the effective load of the unmanned rotorcraft is improved, a reliable technical solution is provided for long-term aerial work of the unmanned rotorcraft, the self load can be effectively alleviated, and continuous feed is ensured. By way of supplying power and fire extinguishing agents in air in an alley-oop manner, the problem that the effective load of the single unmanned rotorcraft cannot meet the demand as the fire extinguishing height is raised can be effectively solved.

The invention relates to a wired power multiple rotor wing unmanned aerial vehicle comprising a multiple rotor wing unmanned aerial vehicle and a ground power unit. A power converter for converting high-pressure alternating current of the ground power unit to direct current low tension suitable for the multiple rotor wing unmanned aerial vehicle is arranged on the multiple rotor wing unmanned aerial vehicle, the power converter is electrically connected with the ground power unit via cables, and the power converter is provided with a power supply assembly for allocating power to each functional module of the multiple rotor wing unmanned aerial vehicle. Compared with the flying scheme of batteries in the existing multiple rotor wing unmanned aerial, the wired power multiple rotor wing unmanned aerial vehicle can greatly increase flying time of the aerial vehicle without limit in the acceptable range of aerial vehicle motors and other equipment.

Methods and systems are described for an aerial drone system including a drone system controller, at least one working drone (101), and a plurality of support drones (103). The working drone (101) is operated by the drone system controller (125) to adjust a position of the working drone (101). A tether line (105) coupled to the working drone (101) provides electrical power to the working drone (101). The support drones (103) are each coupled to the tether line (105) at a different location along the tether line (105) forming a tethered aerial drone system. Each support (drone 103) supports a portion of the weight of the tether line (105) and is operated by the drone system controller (125) to adjust the position of the tether line (105) by adjusting the position of one or more of the support drones (103).

A flying apparatus is provided that comprises a airfoil (1) with a streamlined profile for generating an aerodynamic lift force vector (L) acting on the flying apparatus when being exposed to an apparent air flow. The flying apparatus also comprises at least three drive units (4, 42; 5, 51; 6, 61) being adapted to generate a resulting thrust force vector acting on the flying apparatus, the thrust force vector being alignable essentially in parallel with the aerodynamic lift force vector (L). For controlling the aerodynamic pitch of the flying apparatus, the flying apparatus comprises at least one control surface (31, 11). Furthermore, the flying apparatus has an aerodynamic neutral point (NP) that lies, along the longitudinal centre axis (10) and in the direction from the leading edge (17) to the trailing edge (18) of the airfoil (1), behind the centre of gravity (CG) of the flying apparatus.

Methods and systems for communicating data between a vehicle and a ground system are described. The system includes an integrated power and communications connector that couples to the vehicle so that power is supplied to at least selected systems on-board the vehicle. In addition, data is communicated between the vehicle on-board systems and the ground system via the integrated connector.

In an unmanned aerial vehicle detection system, an omnidirectional camera images a monitoring area. A microphone array picks up a sound in the monitoring area. A monitoring device detects an unmanned aerial vehicle appearing in the monitoring area using the sound data picked up by the microphone array. When displaying image data of the monitoring area captured by the omnidirectional camera on a monitor, a signal processor in the monitoring device superimposes an identification mark obtained by converting the unmanned aerial vehicle into visual information on the image data of the monitoring area.

The invention provides an intelligent take-up and pay-off system applied to a mooring unmanned aerial vehicle. The intelligent take-up and pay-off system comprises a rack, a roller device, a drive cable arrangement device, a power supply box and a controller, wherein the roller device is supported on the inner side of the rack through bearings and used for taking up and paying off cables; the drive cable arrangement device is arranged on the inner side of the rack, located in front of the roller device, and used for maintaining the cable tension during operation of the mooring unmanned aerial vehicle; the power supply box is arranged on the inner side of the rack, located below the drive cable arrangement device, and used for supplying power for the roller device and the drive cable arrangement device; and the controller is connected with the roller device and the drive cable arrangement device and used for signal receiving and treatment. According to the intelligent take-up and pay-off system, through the drive cable arrangement device connected with the controller, intelligent speed following of the cables to the mooring unmanned aerial vehicle in different application scenes is achieved.

The invention relates to a photovoltaic charging device of a rotary-wing unmanned aerial vehicle. The photovoltaic charging device of the rotary-wing unmanned aerial vehicle comprises a device structured shell, and a power system, a communication control management system, a wireless charging system and a direct-current motor system which are arranged on the device structured shell. The power system is used for supplying power for the communication control management system, the wireless charging system and the direct-current motor system; the communication control management system is used for controlling the switching on/off of the wireless charging system, and is used for communicating with the rotary-wing unmanned aerial vehicle and receiving an instruction of a command and control center. The a photovoltaic charging device provided by the invention can provide a stopping, charging and task planning platform for the rotary-wing unmanned aerial vehicle, so that the step of manually replacing batteries is saved, and the cruising ability and the autonomous flight ability of the rotary-wing unmanned aerial vehicle are improved.

The invention provides an aerial queue type agricultural unmanned aerial vehicle system. An unmanned aerial vehicle in the system has a modularized combination mode in the air, marshalling can be implemented in a horizontal array mode to form a pattern. The unmanned aerial vehicle system comprises a marshalling rotor unmanned aerial vehicle (1), a ground power supply feeding vehicle (2), an aerial power transmission material-conveying system (3) and a spraying system (4). The system is suitable for being used in large-area farmland with a road on one side, farmland pesticide scattering with a road length can be implemented in one time, the agricultural unmanned aerial vehicle system can meet the continuous working requirements in endurance and medicine load, and the requirements in the aspects of working time effectiveness and working area can be met.