233results about "Rigid airships" patented technology

The invention relates to a remote-control system of a stratospheric airship and a control method thereof. The control system is divided to four levels: a decision-making level for executing the selection and switch of a remote-control flight mode according to the actual working state data, and sending a corresponding mode command; a planning level for dynamically planning and generating an airship motor drive command according to the mode command sent by the decision-making level; an executing level for realizing the drive control to an airship motor according to the motor drive command of the planning level; and a perceiving level for finishing the real-time monitoring and data collection of the airship working state, and providing the original data of the airship working state to the decision-making level. The four-level control system architecture design of the control system is capable of simplifying the control device, improving the control efficiency, and fundamentally solving the problems of the function, efficiency and reliability of the near space airship ground and airborne control system.

The invention provides a new class of transportation with a partially aerostatically supported ram air cushion ship (PASRACS) that can provide safe, fast, efficient global transport services with extraordinary comfort, luxury and amenities. The PASRACS employs inventive synergistic combinations of lift from aerostatic, aerodynamic, hydrostatic and hydrodynamic forces for different modes of operation ranging from a stationary floating configuration on a water surface, to flight in ground effect at high speed. A propulsion system can utilize hydrogen as an energy source driving fluid-dynamic thrusters, to enable zero carbon emissions operations. A transition method is provided for a PASRACS to transition from a floating mode to a takeoff mode to a flight in ground-effect mode in an inventive optimized manner. A transport method for multimodally transporting payload is provided with PASRACS vehicles and systems, with quick turn time operations enabled by the use of payload transfer transport modules and transfer vehicles.

The invention relates to the technical field of aerostats, solves the technical problem that a traditional CD-ROM device control design method is large in application range limitation, and particularly relates to a control method of a floating device and an autonomously-moving floating device.The control method comprises the steps that an independent air chamber is filled with low-density air, and the floating device autonomously floats in air; and establishing a control equation for controlling the autonomous movement of the floating device by controlling the illumination intensity, placing the floating device floating in the air in the illumination area, and autonomously controlling the floating device to advance according to the preset direction based on the control equation. The optical drive control system is simplified by utilizing the deformation characteristic of the liquid crystal elastomer, so that the light weight of the floating device is realized, fuel and a controller do not need to be carried, and long-time autonomous flight can be realized by utilizing photo-thermal energy so as to adapt to complex and changeable application scenes.

The invention discloses a fan blade transportation and installation system and method and a flight device, and belongs to the technical field of intelligent transportation of fan blades. The system comprises a flight transportation module, an intelligent navigation control module, an installation auxiliary module and a scheduling module; the flight transportation module is used for suspending and loading the fan blades, and suspending, flying and transporting the fan blades according to a preset flight route; the intelligent navigation control module is used for monitoring a flight path, collecting flight data and environment data in a flight process, predicting potential obstacles according to the flight data and the environment data, and optimizing a flight strategy; the mounting auxiliary module is used for aligning and fastening the blades and the fan hub; the scheduling module is used for determining a flight plan according to the meteorological data, the performance of the flight transportation module and the priority of the transportation installation task. By combining a plurality of transportation, installation and dispatching modules, efficient and safe transportation and installation of the fan blades are achieved, and the transportation and installation difficulty and cost are reduced.

The invention relates to the technical field of aerostat control, and discloses an aerostat control method and system, and the method comprises the steps: S1, collecting the internal state data, external environment data and environment parameters of an aerostat through a multi-source sensor; s2, processing the data acquired in the S1, and constructing a state and disturbance observer to obtain an aerostat state estimation value and an environmental wind disturbance estimation value; s3, based on the state estimation value and the wind disturbance estimation value of the aerostat, a self-adaptive control algorithm is adopted, a control instruction used for controlling the height and the horizontal position of the aerostat is generated, and the control instruction comprises a feedforward component used for actively compensating wind disturbance; and S4, distributing the control instruction to a channel power system of the aerostat and executing the control instruction. An integrated control architecture with state estimation, disturbance observation and adaptive control capabilities is constructed, three technical bottlenecks of weak control robustness, poor anti-interference capability and low intelligent level of a traditional aerostat in outdoor application are effectively solved, and the positioning precision and stability are improved.

The invention discloses a wing-shaped sail split floating aircraft and a flight control method thereof. The problems that an existing floating aircraft is large in energy consumption and complex in control mode are solved. The airfoil-shaped sail split floating aircraft comprises a ship-shaped main body, a plurality of sails are arranged on the upper portion of the ship-shaped main body, and a manned cabin is arranged on the lower portion of the ship-shaped main body; a power strip type air bag mechanism, a fixed type air bag mechanism and a lifting control air bag mechanism are arranged in the ship-shaped main body, a wind power propeller is arranged on the ship-shaped main body and provides thrust for steering and horizontal movement, and the wing-shaped sails provide assistance for horizontal flight. According to the ship-shaped aircraft, a large number of independent split helium-filled air bags are integrated into the ship-shaped aircraft body, and the flight safety coefficient is increased; the suspension of the aircraft in the air is realized through the balance weight of the power strip type variable air bag at a balance state critical value; the expansion volume change of the air bag is changed by pressing and releasing the air bag to control the lifting of the aircraft; through coupling of the control systems, the aircraft can fly safely, stably and flexibly with low energy consumption.

An Internet-of-Things-based management system and method for transmission of airship data. In the method, a state prediction module performs comprehensive calculation on multi-source data on the basis of the positive and negative correlation of the multi-source data, and then generates an airship index, and predicts the flight state of an airship by means of a comparison result between the airship index and an anomaly threshold value; when it is predicted that the flight state of the airship is poor, a remote control platform automatically takes over a flight control module, and an airship base station operator controls the use of the flight control module by means of the remote control platform; when it is predicted that the flight state of the airship is poor, the remote control platform first searches for the nearest airship base station to the airship; and if the airship base station meets an airship landing condition, the airship base station operator can control the airship to land at the nearest base station. When an airship flies, multi-source data is effectively analyzed to predict the flight state of the airship, so that the airship can be controlled and managed in a timely manner before the airship is abnormal, thereby ensuring the safe use of the airship.

Unmanned and remotely controlled airship constituted from system of multirotor combined with inflatable envelope. The airship may be lifted / powered by a power system comprising three or more rotors. In some embodiments, the airship may be constructed using rods, connectors, the main system / control box and the rotors. The airship system may have a systemic symmetry for weight distribution and flight control and may be, for example, a symmetric ellipsoid envelope / blimp.

The invention discloses a low-altitude heavy-load transportation airship and a buoyancy control method in the loading and unloading process, and belongs to the technical field of heavy-load transportation aircrafts. Comprising a bag body filled with buoyancy gas, a high-pressure air bag and an air bag which are located in the bag body, a pressure control system used for controlling the high-pressure air bag and the air bag to be inflated and deflated and a flight control system used for controlling the pressure control system to act, the density of the buoyancy gas is smaller than that of air, and the pressure control system comprises a first pressure control system and a second pressure control system; the first pressure control system controls buoyancy gas to flow into or out of the high-pressure air bag. The second pressure control system controls external air to flow into or out of the air bag. The flight control system is in signal connection with the first pressure control system and the second pressure control system. The buoyancy and gravity of the airship are adjusted by inflating and deflating the high-pressure air bag and / or the air bag, so that the problem that the airship rises rapidly due to the fact that the net buoyancy of the airship is increased sharply during cargo unloading is solved, and flight safety is guaranteed.

The invention discloses an inflatable aerial carrying platform and a flying method, and relates to the field of aerostats, and the key point of the technical scheme is that the inflatable aerial carrying platform comprises a platform main body cabin with an annular structure, a spherical auxiliary balance cabin arranged above the platform main body cabin and connected through a cable, and a balance control system. A plurality of groups of partition sheets are arranged in the platform main body cabin, the platform main body cabin is uniformly divided into a plurality of independent air chambers which are symmetrically arranged, and each air chamber is provided with an independent inflation and deflation hole, so that fine air pressure regulation and control and high-altitude attitude stability are realized. The auxiliary balance cabins form a composite buoyancy system through upper and lower layered layout, and the gravity center control and anti-instability capacity of the whole platform under load fluctuation or airflow disturbance is improved. According to the invention, the fault resistance, the safety and the pneumatic stability of the aerial platform are obviously improved.

The invention discloses a novel solar cell system and method suitable for an airship. The system comprises an electrochromic layer used for changing light transmittance, a solar cell array integrated on the airship and a voltage control module. Wherein the electrochromic layer is physically connected with the solar cell array, the electrochromic layer covers the surface of the solar cell array, and the voltage control module is electrically connected with the electrochromic layer. Therefore, by adopting the embodiment of the invention, the problems of overheat and overpressure of the capsule body can be reduced, meanwhile, the power generation efficiency of the solar cell is improved, damage to a skin material of the capsule body of the airship is avoided, and the service life of the airship is prolonged.

The invention provides a deck type helium airship unmanned aerial vehicle platform which comprises an unmanned aerial vehicle platform body and further comprises two air bags arranged in parallel left and right, at least two sets of distributed propelling units and an energy module. The unmanned aerial vehicle platform is fixed between the two air bags, the two air bags are connected with each other through a rigid connecting structure and keep relative positions fixed, a balance weight storage part is arranged at the bottom of the unmanned aerial vehicle platform, and the unmanned aerial vehicle platform is provided with a bin door communicating with the balance weight storage part and a berth used for taking off and landing of an unmanned aerial vehicle. The system can be used as aerial mother port cluster operation and maintenance, and full-process automatic management of receiving, launching, charging and data interaction of the unmanned aerial vehicle is realized.

Modular flying platform including an airship body defining an internal space and configured to achieve buoyancy, an internal structure supporting a transfer channel, an attachment mechanism positioned on the transfer channel to detachably connect with a second platform. The transfer channel is configured to permit transfer therethrough of a payload between the flying platforms when securely connected. A chain of modular flying platforms with one or more motors mounted to the airship body to control motion thereof. A method for managing a chain of modular flying platforms includes deploying a plurality of platforms, connecting the platforms to form the chain, transferring a payload through channels of the connected platforms and distributing at least one of propulsion, electrical power and computing across the chain.

The utility model relates to an impact-resistant low-altitude unmanned aerial vehicle interceptor and interception equipment, the interceptor comprises an interception net which can be unfolded to be in a vertical plane state perpendicular to the ground or approximately perpendicular to the ground, the interception net is formed by weaving ropes or flexible fabric, the interception net comprises at least two pull-up nodes and at least two lower nodes, the pull-up nodes are connected with an aerostat for providing buoyancy, the lower nodes are connected with an anchoring structure, and the low-altitude unmanned aerial vehicle interceptor is configured as follows: the number of the pull-up nodes is at least three, and the number of the lower nodes is also at least three; and / or the low-altitude unmanned aerial vehicle interceptor further comprises a protective net and / or a restraint rope matched with the intercepting net. The number of the pull-up nodes and the pull-down nodes is increased, or deformation of the interception net is limited through the protective net and the restraint ropes, the stability of the interception net can be improved, the deformation amplitude of the interception net when the interception net is collided by the low-altitude unmanned aerial vehicle is reduced, and therefore the continuously-attacked low-altitude unmanned aerial vehicle can be smoothly dealt with.

An airship may include a plurality of struts and a plurality of hubs joined to form a geodesic frame. A material may at least substantially enclose the frame. The material may be configured to contain a gas within a volume enclosed by the material, and may also be configured to absorb solar radiation for heating the gas. The airship may include a vent configured to selectively open and close to regulate one or more of a temperature and a pressure of the gas. When the vent is open, the volume enclosed by the material may be in fluid communication with an exterior of the material. When the vent is closed, the volume enclosed by the material may be at least substantially hermetically sealed from the exterior of the material. Also disclosed are methods of carrying a payload with the airship.

The invention relates to the technical field of airship control, in particular to a floating aircraft control method and system oriented to an extreme environment. The control method comprises the following steps that environment parameters and running state data of the floating aircraft are collected in real time through a multi-mode sensor, and the environment parameters comprise the air speed of the stratosphere or under the stratosphere, the ultraviolet radiation intensity, the external temperature gradient and the air pressure fluctuation value; the operation state data comprises an air bag sealing index, propeller output power, a counterweight slide rail position and the residual capacity of the energy storage unit. Through the dynamic pressure compensation and self-repairing technology, the problem of sealing failure of the floating aircraft in an extreme environment is solved; and multi-mode wind resistance control and hybrid energy optimization are combined, so that the flight path precision and the cruising ability are remarkably improved.

A lighter-than-air airship has an exoskeleton constructed of spokes and hubs to create a set of connected hexagrams comprised of isosceles triangles wherein the spokes flex and vary in length to produce the slope of said airship's surface. In one embodiment, the exoskeleton connects to a nose cone that includes a cockpit cabin for controlling the airship's operation from a single location that can be physically separated from the exoskeleton in response to catastrophic events and for autonomous and / or remotely piloted operation. An improved means is also provided for landing and unloading cargo, and through use of unmanned aerial vehicles in another embodiment, the airship is configured for remote pickup, transport, delivery and return of payloads such as packages. In yet another embodiment, the airship provides a communications platform for beam form transmission and satellite signal relay, including in combination with the foregoing disclosed attributes.

The present invention relates to the field of aerostat technology, resolving the technical issues of traditional optical drive control design methods, which have significant limitations on their scope of application. In particular, the invention relates to a control method for an aerostat and an autonomously moving aerostat. The control method includes filling an independent air chamber with a low-density gas, causing the aerostat to float autonomously in the air; establishing a control equation for controlling the autonomous motion of the aerostat by controlling light intensity; placing the aerostat floating in the air within an illuminated area; and autonomously controlling the aerostat to advance in a predetermined direction based on the control equation. The present invention utilizes the deformation properties of liquid crystal elastomers to simplify the optical drive control system, thereby achieving a lightweight aerostat without the need for fuel or a controller. The aerostat can utilize photothermal energy to achieve long-term autonomous flight, adapting to complex and diverse application scenarios.

The invention belongs to the technical field of floating equipment, and particularly relates to a tethered airship with a propelling device and a conveying system for the tethered airship. A connecting part is arranged on the outer surface of a boat body, a propelling device comprises a horizontal propelling part and a vertical propelling part, the horizontal propelling part is arranged on the peripheral surface of the boat body and used for moving the boat body in the horizontal direction, and the vertical propelling part is arranged on the peripheral surface of the boat body and used for moving the boat body in the vertical direction. The horizontal direction is perpendicular to the vertical direction, and the mooring rope is detachably connected with the connecting part. According to the tethered airship with the propelling device in the technical scheme, the horizontal propelling part is used for providing propelling force in the horizontal direction to achieve the functions of headwind adjustment, yaw control and the like of the airship body, and the vertical propelling part is used for providing pulling force in the vertical direction to achieve height adjustment and pitching control of the airship body. The propulsion device improves the propulsion efficiency of the boat body, and further enhances the wind measurement resistance and attitude stability of the boat body.

The invention belongs to the technical field of floating equipment, and particularly relates to an airship with an empennage adjusting function. The airship with the empennage adjusting function comprises an airship body, an air bag and an empennage structure, a containing space is formed in the airship body, the air bag is arranged in the containing space, the empennage structure comprises an empennage assembly and a connecting assembly, one end of the connecting assembly is fixedly connected with the airship body, and the other end of the connecting assembly is fixedly connected with the airship body. The other end of the connecting assembly is rotationally connected with the empennage assembly so that the empennage assembly can swing relative to the boat body. According to the airship with the empennage adjusting function in the technical scheme, the connecting assembly can connect the empennage assembly to the airship body, and the empennage assembly is rotationally connected with the connecting assembly and can swing relative to the connecting assembly and the airship body, so that the empennage assembly can be adjusted in a swinging mode according to the environment where the airship is located; the adjustment and control capability of the airship in the flight state is improved, and meanwhile the attitude adjustment capability of the airship is enhanced.

The application discloses a three-body type helium-hydrogen hybrid power airship, and belongs to the technical field of airships. The three-body type helium-hydrogen hybrid power airship comprises an airship frame, an electric power channel fan propulsion system, a main gas bag area, an auxiliary gas bag area, a battery cabin and a hanging cabin. The electric power channel fan propulsion system is arranged at the top of the airship frame on both sides and is used for assisting the airship in flight. The electric power channel fan propulsion system is electrically connected with the battery cabin. The main gas bag area is arranged at the middle of the airship frame and comprises a closed helium cabin, which is used for providing main lifting force for the airship. The closed helium cabin is arranged at the two sides of the airship frame. The auxiliary gas bag area is arranged at the upper part of the airship frame and is used for providing gas fuel for the battery cabin and also providing lifting force for the airship. The battery cabin is slidingly arranged at the middle of the airship frame and is used for providing electric power for the airship and realizing gravity center distribution adjustment in a sliding mode. The hanging cabin is arranged at the lower part of the airship frame. The application has the advantages of high safety, reliability and economy.

The application discloses a small airship device and a control method for automatic modeling of indoor three-dimensional objects, and belongs to the field of indoor aircraft intelligent inspection and three-dimensional perception systems. The airship adopts a four-rotor design arranged in layers. The upper vertical rotors control horizontal forward and backward movement and turning, and the lower horizontal rotors adjust the lifting force to realize lifting and hovering, thereby realizing multi-degree-of-freedom decoupling control. Attitude data are collected through an attitude sensor, and a PID algorithm is combined to realize automatic height maintenance. A communication module is used to build a WiFi local area network and run a Web control page, thereby realizing remote flight control of an intelligent terminal. On this basis, a preset flying-around program is executed to control the airship to automatically cruise at a constant radius and height around a target object, the rudders are synchronously adjusted to drive the camera to take multi-angle photographs, and image acquisition required for three-dimensional modeling is completed. The method combines manual and automatic control modes, and improves flight stability and modeling efficiency.

The invention discloses a falling collision protection device, a task equipment module and an aerostat, and relates to the technical field of aerostats, the falling collision protection device comprises a mounting part, an air bag and a control unit, and the mounting part is provided with a containing cavity; the air bag can be contained in the containing cavity, and a gas generating agent is loaded in the air bag; the control unit is used for judging whether falling and collision protection is implemented or not, and when falling and collision protection is implemented, the gas generating agent is excited to generate protective gas, so that the air bag is unfolded under the action of pressure. According to the falling collision protection device, the solid sodium azide is instantaneously decomposed to generate nitrogen, so that the air bag is quickly unfolded before touching the ground, and the buffer failure caused by inflation delay of the compressed air cylinder is eliminated.

The invention provides a fixed-point overwater recovery method, system and device for an aircraft. The fixed-point overwater recovery method for the aircraft comprises the steps that a target landing area is determined according to initial position information, water surface information and wind field information of the aircraft; the aircraft is controlled to move to a first position in the target landing area, the first position refers to the position of the target height right above the central point in the target landing area, and a plurality of simulated landing points are calculated based on a landing point prediction algorithm and the wind field information; taking the simulated landing point closest to the central point in the plurality of simulated landing points as a second position, and controlling the aircraft to move from the first position to the second position; and in the process of controlling the aircraft to descend from the second position to the target water surface, the water surface control system adjusts the position of the floating platform according to the horizontal position difference between the aircraft and the floating platform, so that the aircraft lands on the floating platform. According to the embodiment of the invention, accurate aircraft water recovery can be realized.

The system can include: a vehicle 100 and a stabilizer 200. However, the system can additionally or alternatively include any other suitable set of components. The system functions to facilitate vehicular transport (e.g., via a cabin). Additionally, the system can provide impact attenuation and / or mitigate rebound of the vehicle during a water landing. Additionally or alternatively, the system can function to provide aquatic stabilization of the vehicle and / or cabin thereof. However, the system 100 can provide any other suitable functionalities.

The invention relates to the technical field of airships, in particular to a full carbon fiber grid thin shell hard structure airship. The airship is prepared from the carbon fiber composite material which is advanced in technology, stable in performance and excellent in function, the airship is composed of a head section, a middle section and a tail section, the middle section of the airship is provided with a plurality of reinforcing ring belts and annular force bearing belts which are parallel to one another, and the head section, the middle section and the tail section of the airship are bidirectionally and three-dimensionally wound through the carbon fiber composite material. And a rigid closed airship body structure is formed through curing of the resin adhesive, and a girder for bearing the airship body structure is further arranged at the bottom of the middle section of the airship.

A system for the thermal management of an external electric-power-generating nacelle equipping an electrically powered airship, the nacelle comprising electrical generation means implementing at least one turbogenerator contained in a fire containment vessel and provided with an inlet duct for turbine feed air and a flue gas exhaust duct, the system comprising ventilation means for injecting external air into the fire containment vessel, and means for discharging the ventilation air from the fire containment vessel, the means surrounding the flue gas exhaust duct so as to provide a Venturi effect for the outflow energized by the turbine flue gases.

The invention relates to a load transportation airship and a loading and unloading control method thereof, the airship comprises a main bag body, at least one auxiliary bag body is arranged in the main bag body, one of the main bag body and the auxiliary bag body is a buoyancy air bag, and the other one is an air bag; the light skeleton structure is arranged around the main capsule body; the vector electric propellers are mounted on the periphery of the main bag body and fixed to the light skeleton structure; the empennage is provided with a movable control surface and is positioned at the rear part of the main capsule body in the advancing direction; the temperature adjusting system is connected with the buoyancy air bag and is used for adjusting the temperature of the buoyancy gas filled in the buoyancy air bag so as to adjust the static lift force of the whole boat; the hybrid energy system is fixed to the light skeleton structure and used for providing power for the vector electric propeller and the temperature adjusting system. Compared with the prior art, the unmanned aerial vehicle has the advantages of structural safety, bearing capacity, accurate and flexible flight control, stable and reliable energy supply, wide application range and the like.

This invention relates to a spherical airship with adjustable vector propulsion. The spherical airship mainly consists of a vector propulsion device, an airship body, an airship frame, a flight control module, an attitude detection module, an environmental monitoring module, and a battery. By adjusting the thrust direction of the vector propulsion device and the angle between the airship frame and the body, precise control of the airship's attitude and flight path can be effectively achieved. This design features small size and compact structure. The propulsion device is mounted on a frame with an adjustable angle, making the control process more flexible. Simultaneously, the propulsion device's position is dynamically adjusted through the frame structure, preventing it from being positioned in the direction of the airship's movement and overcoming the safety hazards of traditional external propellers. Despite having only two propulsion devices, the system still provides precise control capabilities through seven controllable degrees of freedom, significantly enhancing the accuracy and flexibility of flight control.

The invention relates to the technical field of aerospace energy systems, in particular to a tethered airship system. The tethered airship system comprises an airship body and an anchoring platform and further comprises a solar cell array, and the solar cell array is arranged on the airship body and / or the anchoring platform. An ocean energy generator; the first power supply is electrically connected with the ocean energy generator; the input end of the energy manager is electrically connected with the solar cell array and the first power supply; the input end of the power distributor is electrically connected with the output end of the energy manager; the ocean energy generator, the first power supply, the energy manager and the distributor form a first power supply subsystem; and the solar cell array, the energy manager and the distributor form a second power supply subsystem. The first power supply subsystem and the second power supply subsystem can enable the tethered airship system to be used at the position without the external power supply capacity all the time, the applicability of the tethered airship system is improved, and the application range of the tethered airship system is widened.