Abstract: An airship comprises a shell having a bi-convex shape, wherein the shell encompasses a volume, and a gas storage system located within the volume.

Abstract: An airship is disclosed. The airship may include a plurality of frame members defining a support structure for a hull of the airship. The airship may further include a plurality of bladders disposed within the hull, and retaining a volume of a lighter-than-air gas. The airship may also include a plurality of valves operatively coupled to at least one of the bladders. The airship may additionally include a computer configured to operate the valves to vary aerostatic buoyancy of the airship to achieve a desired lift force.

Abstract: A solar-powered airship with a hull configured to contain a gas and at least one propulsion assembly with a propulsion device and electric motors configured to drive the propulsion device. The airship may also include a power supply system including solar panels operatively coupled to the electric motors and configured to supply power to the electric motors. The power supply system may also include batteries operatively coupled to the solar panels and configured to receive and store electrical energy supplied by the solar panels, the batteries being further operatively coupled to the electric motors and configured to supply power to the electric motors. The batteries may each be located within an outer envelope of the airship defined by the hull of the airship in a position selected to provide ballast. The solar-powered airship may also include a cargo system configured to contain passengers or freight.

Abstract: An apparatus includes a lighter than air platform, a reversible propulsive/wind turbine, a deployable anchor to constrain movement of the lighter than air platform with respect to an anchor point allowing wind to drive the turbine, and a generator/motor coupled to the turbine to produce electrical power when movement of the lighter than air platform is constrained. A method performed by the apparatus is also provided.

Abstract: In one example, a tethered airship system for high altitude long endurance missions includes a first airship configured to be equilibrially buoyant in a first altitude range and a second airship configured to be equilibrially buoyant in a second altitude range, such that the first airship is at least five kilometers above the second airship. The first airship and second airship are connected by a tether.

Abstract: The lighter-than-air vehicle for shading is an airborne, movable system that provides shade from the sun for an open area. The vehicle is a substantially flat flying device having upper and lower surfaces, and which is filled with a lighter-than-air gas or gases, such as helium or hydrogen. The vehicle may be tethered to the ground through control wires, or may be fully autonomous and controlled by propeller fans. The required power may be provided by wire from ground, or through a portable power source, such as solar cells, mounted atop of vehicle. The vehicle has sun sensors that allow it to track the sun, and provides around the clock shaded area underneath its surface. The vehicle can also have pressure sensors and altitude sensors that may trigger an alarm in case of an emergency descent to the ground.

Abstract: A radio frequency transparent photovoltaic cell includes a back contact layer formed of an electrically conductive material, at least one aperture formed in the back contact layer, and at least one photovoltaic cell section disposed on the back contact layer. An airship includes one or more radio frequency antennas disposed in an interior of the airship. One or more radio frequency transparent photovoltaic cells are disposed on an outer surface of the airship.

Abstract: Method for transporting containers in which a group of containers includes a subset M assigned to the transportation of goods and a subset V assigned to the transportation of a dismountable vehicle, wherein before it is shipped, the disassembled vehicle is loaded into the containers of subset V, between the originating handling facility and an intermediate handling facility, the group of containers which includes sub-groups M and V is transported by a first means of transportation, between the intermediate handling facility and the final handling facility, the container sub-group M is transported by the dismountable vehicle, and the dismountable vehicle being a modular multi-lift airship formed by modules that can be accommodated within the containers of group V.

Abstract: A hydrogen airship for efficiently transporting hydrogen from where it can be economically made to where it is most needed using specially designed airships. Hydrogen can be delivered from the place where it is produced to the place where it is needed using an airship in which the hydrogen gas can also be used for generating lift, providing propulsion energy and serving ancillary needs. A unique docking system can use a remotely piloted unmanned aircraft flown from the mother craft to carry a guide line into a receiving attachment point.

Abstract: An airship is provided. The airship includes a hull configured to contain a gas, at least one propulsion assembly coupled to the hull and including a propulsion device, and at least one aerodynamic component including a plurality of fairing structures including one or more slats, wherein the at least one aerodynamic component is associated with the hull and is configured to direct airflow around the airship.

Abstract: The invention relates to an airship including a flexible envelope having no rigid inner structure containing a gas that is lighter than air, and a gondola. The balloon also includes three legs for setting the balloon on the surface and a landing structure. The landing structure is located on the outside of the envelope, and provides a connection between the legs, the gondola and the envelope while surrounding the envelope.

Abstract: A furling system adapted for use with an air cushion landing system (ACLS) coupled to a hull of an airship is disclosed. The furling system includes a deployable cover having two lateral edges. The cover is configured to cover at least a first portion of the ACLS when the cover is deployed. The furling system also includes a fairing that has an inlet and is coupled to the hull of the airship. The furling system also includes a pair of cables each coupled to at least one point along respective lateral edges of the cover. The pair of cables is configured to selectably draw the cover into the fairing through the inlet when the pair of cables is activated in a first direction, thereby stowing the cover and exposing the ACLS.

Abstract: A high altitude balloon system includes a dual chamber balloon extending from an upper apex to a lower apex with a circumferential edge between the upper and lower apexes. A deflectable diaphragm is within the dual chamber balloon and coupled along the circumferential edge. The deflectable membrane divides the dual chamber balloon into a lift gas chamber formed by an interior surface of the dual chamber balloon and the deflectable diaphragm, and a ballast chamber formed by the interior surface of the dual chamber balloon and the deflectable diaphragm. Optionally, the dual chamber balloon is constructed by interposing the deflectable diaphragm between an upper and lower balloon panels. Each of the upper and lower balloon panels and the deflectable diaphragm are then coupled together along the circumferential edge to form both the lift gas chamber and the ballast chamber.

Abstract: A rigid airship comprising a hull comprising a rigid frame covered by a skin, the rigid frame comprising a plurality of high pressure inflated tubes.

Abstract: A catamaran airship is tethered to a portable and mobile housing. The roof of the housing will be the landing and take-off place for the airship. Many types of vehicles—truck, ship—can be a mobile base for the housing and its airship. This is primarily a visual surveillance and long-range communication system for day and night, and in all-weather. This system can survey large areas over long periods of time, economically and noiselessly.

Abstract: An air vehicle such as an airship is provided, having a rounded top portion, and the bottom portion of which has a substantially planar shape, including a region having a smaller inclination, which is referred to as a bottom surface, and the surface area of which is larger than that of an intermediate region having a greater inclination, referred to as an intermediate surface. The general shape produces, due to relative wind, a resulting overall downward force near the ground. The vehicle also includes a device for anchoring same to the ground, the anchoring device being stationary or controllable from the vehicle, located at the front portion of the vehicle, and projecting downward, in particular a ram including a portion which can be expanded by applying a bar against a translatably movable shoulder. Also included is a landing method implementing such a vehicle.

Abstract: A method is provided to measure an aircraft under simulated flight-loads while the aircraft is not in flight. Simulated flight-loads may be applied to the aircraft, while the aircraft is not in flight, in order to substantially simulate flight pressure distribution loads the aircraft would experience during flight. A position of one or more portions of the aircraft may be measured, while the aircraft is under the simulated flight-loads, to determine an effect of the simulated flight-loads on the aircraft.

Abstract: A system for lifting gas replenishment in a tethered airship system includes an upper airship with a first end of a tether attached to the upper airship. A balloon is configured to travel up the tether toward the upper airship carrying a payload of lifting gas. A method for gas replenishment of an airship is also provided.

Abstract: An illustrative airship system for long endurance stratospheric operations includes an upper airship and a first end of a tether attached to the upper airship. A lower airship is attached to a second end of the tether and a payload airship is reversibly mated to the lower airship. The airship system is free flying and configured to maintain long duration station keeping. Illustrative methods for long endurance stratospheric operations are also provided.

Abstract: According to another aspect of the present invention, an airship includes a plurality of connected segments and a controller that is adapted to dynamically control the movement of each of the plurality of segments relative to one another during flight of the airship.

Abstract: The systems and methods of the invention modulate atmospheric gases to temporarily increase the amount of atmospheric particles in the path of the debris, in order to decelerate the debris and accelerate natural orbital decay to the point of atmospheric re-entry. In one aspect of the invention, clearing the space debris includes propelling a plume of atmospheric gases substantially orthogonal to the path of the debris such that the debris collides with the gaseous plume as it passes through the plume. Increased atmospheric drag from the gaseous particles of the plume in the path of the debris obstructs a forward propagation of the debris and gradually decelerates the debris, leading eventually to atmospheric recapture.

Abstract: Embodiments according to the methods and systems provide for the selection, assembly, deployment, exploitation of data collected, redeployment, retrieval and stowage of a remotely operated lighter than air (LTA) network of vehicles. From modular components stowed with a mobile platform, one or more LTA vehicles can be assembled, deployed and retrieved. Determining the desirable number of LTA vehicles and the modular components to be assembled for each vehicle can be performed through a computer recommending modular components based on mission parameters. A remote controller device can be used for pre-deployment setup, in-flight mission management and analysis of data gathered by a plurality of possible sensing devise operably attached to the one or more LTA vehicles.

Abstract: Lighter-than-air systems, methods, and kits for obtaining aerial images are described. For example, various methods for determining planned ascent, drift, and/or descent of a lighter-than-air system are described. In addition, various structural arrangements of lighter-than-air systems for accomplishing planned ascent, drift, and/or descent and obtaining aerial images are described.

Abstract: An airship for facilitating transportation to and from one or more locations which are difficult to access or operate such as high above the ground level is disclosed. The airship can also be used in surface missions, The airship includes a cabin and a platform. The cabin is configured on a top portion of the airship. The platform is operatively connected to the cabin. The platform facilitates easy access to the cabin.

Abstract: A system for controlling yaw associated with an airship may include one or more vertical control surfaces associated with the airship, a first power source and a second power source, each configured to provide a thrust associated with the airship, and a yaw control configured to receive an input indicative of a desired yaw angle. The system may further include a controller communicatively connected to the yaw control, the one or more vertical control surfaces, and the first and second power sources. The controller may be configured to receive an output signal from the yaw control corresponding to the desired yaw angle and to generate a control signal configured to modify a state associated with at least one of the one or more vertical control surfaces, the first power source, and the second power source, such that the airship substantially attains the desired yaw angle.

Abstract: An airship is provided. The airship includes a hull configured to contain a gas, at least one propulsion assembly coupled to the hull and including a propulsion device, and at least one aerodynamic component including a plurality of fairing structures including one or more slats, wherein the at least one aerodynamic component is associated with the hull and is configured to direct airflow around the airship.

Abstract: Lighter-than-air systems, methods, and kits for obtaining aerial images are described. For example, various methods for determining planned ascent, drift, and/or descent of a lighter-than-air system are described. In addition, various structural arrangements of lighter-than-air systems for accomplishing planned ascent, drift, and/or descent and obtaining aerial images are described.

Abstract: A furling system adapted for use with an air cushion landing system (ACLS) coupled to a hull of an airship is disclosed. The furling system includes a deployable cover having two lateral edges. The cover is configured to cover at least a first portion of the ACLS when the cover is deployed. The furling system also includes a fairing that has an inlet and is coupled to the hull of the airship. The furling system also includes a pair of cables each coupled to at least one point along respective lateral edges of the cover. The pair of cables is configured to selectably draw the cover into the fairing through the inlet when the pair of cables is activated in a first direction, thereby stowing the cover and exposing the ACLS.

Abstract: An aerostat assembly, specifically an aerostat assembly including one or more cameras for aerial photography and surveillance. The aerostat assembly includes a frame assembly having a pivot assembly joined to a balloon tether line. Thrusters on the frame allow an operator to maneuver the assembly to desired positions as well as rotate the frame assembly about the pivot assembly.

Abstract: A system for controlling the lift of an airship for carrying a cargo and a supply of fuel has a self supporting hull made of a flexible gas impermeable material. Air which is located in the hull is at an internal pressure which is greater than the atmospheric pressure of the air on the outside of the hull, and a bag filled with helium is located within the hull and is surrounded by the air in the hull. A heating means is provided to heat both the air and the helium. The bag located within the hull and surrounded by the air in the hull has enough helium in it at ambient temperature to lift all but the cargo and fuel in the airship, and the air and helium, when heated, provides increased buoyancy due to the increase of expansion of both heated gases to lift the airship with its fuel and cargo.

Abstract: A laminate material for lighter-than-air vehicles includes at least one monofilament yarn layer, a polymeric film layer adjacent to the at least one monofilament layer, and a metallized coating adjacent to said polymeric film layer. A clear film cover layer may be adhered to the metallized coating, and one or more fluorescent dyes may be incorporated into the clear film layer.

Abstract: Lighter-than-air systems, methods, and kits for obtaining aerial images are described. For example, various methods for determining planned ascent, drift, and/or descent of a lighter-than-air system are described. In addition, various structural arrangements of lighter-than-air systems for accomplishing planned ascent, drift, and/or descent and obtaining aerial images are described.

Abstract: An apparatus includes a lighter than air platform, a reversible propulsive/wind turbine, a deployable anchor to constrain movement of the lighter than air platform with respect to an anchor point allowing wind to drive the turbine, and a generator/motor coupled to the turbine to produce electrical power when movement of the lighter than air platform is constrained. A method performed by the apparatus is also provided.

Abstract: Apparatus and method for a continuous replenishing of the lift gas and maintaining the proper pressure and lift of a tethered medium altitude aerostat utilizing a novel feed tube running the entire length of the tether. A first end of the feed tube is connected to the aerostat while a second end is connected through a novel slip ring means to a pressure controlled helium ballast chamber and scrubber on the ground to maintain pressure and lift by a reversible compressing pump. A plurality of pressure and temperature sensors and tension gauges strategically placed inside and around the airship continuously monitor the temperature and pressure changes in the aerostat. A data retrieval and communication unit mounted on the aerostat collects measurement data from the pressure, temperature and tension sensors which is relayed to the ground station and the data is used to regulate lifting gas pressure inside the aerostat.

Abstract: An autonomous stratospheric unmanned airship with an operating altitude from 5-22 km and with a mutli-month operational cycle. Spheroid rigid geodesic frame of constant volume formed by a multitude of struts, with an outer envelope enclosing the frame defining the eigenfrequency spectrum of the airship above 20 Hz, with vibrational amplitudes between 0.1 and 1 cm. Independently controllable electrical propulsion units, attached to the frame in the horizontal plane passing through the center of mass, can change the direction and value of the thrust vector. Buoyancy is controlled with a system integrated inside the geodesic frame including buoyant fluid pressurized tanks, valves for the release of the buoyant fluid through the buoyant fluid conduit into the buoyant gas cell which fills the geodesic frame. Valves at the subsystem support platform enable ambient atmosphere to fill the internal volume of the frame not occupied by the buoyant gas cell.

Abstract: The mobile aerial sustained solar power-plant (MASP) provides an improved method and device for the highly efficient collection, storage, transport, and wireless delivery of renewable energy from an airborne platform. This energy can be used to supply electrical power to clients or be used to power directed energy weapons.

Abstract: A flying apparatus having a frame configured to couple to a high voltage tether system, and at least one motor module mounted to the frame, the module including a holding structure attached to the frame, a rotating structure, including a rotor shaft, configured to rotate relative to the holding structure, a rotor attached to the rotor shaft and a plurality of motors attached to the holding structure, each including a drive shaft configured to engage with the rotor shaft, wherein the motors are configured to receive electrical energy from the tether system and drive the drive shafts to create a torque on the rotor shaft to thereby rotate the rotor and create lift to fly the apparatus from the ground to a desired position aloft while remaining coupled to the tether system.

Abstract: Lighter-than-air systems, methods, and kits for obtaining aerial images are described. For example, various methods for determining planned ascent, drift, and/or descent of a lighter-than-air system are described. In addition, various structural arrangements of lighter-than-air systems for accomplishing planned ascent, drift, and/or descent and obtaining aerial images are described.

Abstract: The structure provided multi-Levels of the center fuselage, two front wings, Extended mid-two wings and two rear wings with two vertical winglets. The fuselage has a cross section of half circle shaped fuselage. The first level comprises multi-fuel tanks, water tanks, Helium gas tanks, hydraulic, Pneumatic systems and plurality of the multi-landing gear bays and multi-cargo Compartments. The first level comprises a top cockpit and the plurality of the multi-passenger Cabins. The second level is comprises multi-central posts, multi-guy wires on the top center Beams, mid level, lower level center beams, leak proof sealed floor gates for the Multi-gas envelopes structure, under belly multi-pontoon air bags. The first level further comprises multi-jet power plants with multi-chute flaps. The second level may comprises, carbon fiber honey comb sandwich composite Multi-envelopes and multi-level soft gas envelopes.

Abstract: Airship handling devices and associated systems and methods are disclosed herein. An airship handling device in accordance with one embodiment of the disclosure, for example, can include a first support member mountable to a ground vehicle. The device can also include a second support member operably coupled to the first support member and configured to rotatably move relative to the first support member about a support member axis. The second support member is out of contact with the ground vehicle. The device can further include a line attachment portion carried by the second support member and positioned to releasably couple a flexible handling line from an airship to the second support member. The handling line is not coupled to a winch.

Abstract: A self-powered air-floating carrier includes a floating body having a compartment. A pressure resistant member is mounted in the compartment of the floating body. The pressure resistant member includes a chamber and an adjusting assembly mounted to a peripheral wall of the pressure resistant member. The adjusting assembly communicates the chamber of the pressure resistant member with the compartment of the floating body, allowing exchange of a gas in the chamber and a gas in the compartment. The pressure resistant member is covered by an insulating layer. A temperature controlling unit is connected to the floating body. The temperature controlling unit controls a temperature in the chamber of the pressure resistant member.

Abstract: An airship is disclosed in the form of a spherical hull having a venting duct extending diagonally therethrough from an entrance end at the forward facing surface of the hull to an exit end at the rearward facing surface of the hull. A propeller is disposed in the duct to direct an air flow through the duct for expulsion at the exit end and the exiting flow is vectored by a set of controllable louvers at the exit end. The expulsed airflow reduces drag normally associated with a spherical airship by disturbing the wake at the trailing surface of the airship. A mooring method and apparatus also is disclosed for minimizing wind induced loads on the airship, or indeed on any body such as a gas storage tank, by supporting the airship or other body a predetermined distance above the ground.

Abstract: A system for efficiently transporting hydrogen from where it can be economically made to where it is most needed using specially designed airships. Technologies such as geothermal, wind, solar, wave tidal or hydropower can be used to generate electricity in-situ or very near to the primary energy sources. This electricity can then be used to produce hydrogen directly from water through various methods known in the art. Hydrogen can be delivered from the place where it is produced to the place where it is needed using an airship in which the hydrogen gas can also be used for generating lift, providing propulsion energy and serving ancillary needs. In other embodiments of the invention, the airship of the present invention can be used to dramatically reduce the cost of transportation of freight, the cost of passenger transportation, and to save on the area required for landing at the points of loading/unloading and embarkation/debarkation.

Abstract: A system for lifting gas replenishment in a tethered airship system includes an upper airship with a first end of a tether attached to the upper airship. A balloon is configured to travel up the tether toward the upper airship carrying a payload of lifting gas. A method for gas replenishment of an airship is also provided.

Abstract: A method for launch of an airship includes connecting a cargo airship to a deflated second airship, launching the cargo airship, inflating the second airship with lifting gas carried by the cargo airship while aloft; and releasing the second airship from the cargo airship. A high-altitude airship launch system is also provided.

Abstract: In one example, a tethered airship system for high altitude long endurance missions includes a first airship configured to be equiliberally buoyant in a first altitude range and a second airship configured to be equiliberally buoyant in a second altitude range, such that the first airship is at least five kilometers above the second airship. The first airship and second airship are connected by a tether.

Abstract: Unmanned aircraft for telecommunicative or other scientific purposes, which is stationed at a determined height, in particular in the stratosphere. The aircraft includes a gas-filled balloon carrying a platform and equipment that maintains the platform in a position relative to the ground. The balloon carrying the platform is disposed in the interior of an external balloon of aerodynamical shape, particularly in the stratosphere. At least one low or high pressure insulation chamber filled with a medium is arranged between them and encircles the inner balloon. The medium used in the insulation chamber is a gas having a low thermal conductivity. The negative effects of the temperature differences are largely compensated so that the inner balloon can be produced from a lighter and cheaper material, thereby increasing durably its longevity.

Abstract: Systems, method, devices and apparatus are provided for reducing drag and increasing the flight efficiency characteristics of aircraft and airships including hybrid aircraft utilizing distributed boundary layer control and propulsion devices. Boundary layer control includes passive systems such as riblet films and boundary layer propulsion devices having a divided and distributed propulsion system disposed in the curved aft sections of aircraft and airships including hybrid aircraft susceptible to boundary layer drag due to degree of curvatures, speed and density of the surrounding air. Distributed propulsion devices include constructing propellers and riblets from shape memory alloys, piezoelectric materials and electroactive polymer (EAP) materials to change the shape and length of the distributed propulsion device.

Abstract: An airship is provided. The airship includes a hull configured to contain a gas, at least one propulsion assembly coupled to the hull and including a propulsion device, and at least one aerodynamic component including a plurality of fairing structures including one or more slats, wherein the at least one aerodynamic component is associated with the hull and is configured to direct airflow around the airship.

Abstract: The present invention enhances the optical features of aerostats. The invention utilizes a barrier film having at least one layer containing optically enhancing elements. Aerostats formed from the barrier film possess unique aesthetic features.