CN111114740A - Captive balloon system and power supply method thereof - Google Patents
Captive balloon system and power supply method thereof Download PDFInfo
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- CN111114740A CN111114740A CN201911415237.5A CN201911415237A CN111114740A CN 111114740 A CN111114740 A CN 111114740A CN 201911415237 A CN201911415237 A CN 201911415237A CN 111114740 A CN111114740 A CN 111114740A
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- captive balloon
- captive
- balloon
- slip ring
- balloon system
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64B—LIGHTER-THAN AIR AIRCRAFT
- B64B1/00—Lighter-than-air aircraft
- B64B1/40—Balloons
- B64B1/50—Captive balloons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64B—LIGHTER-THAN AIR AIRCRAFT
- B64B1/00—Lighter-than-air aircraft
- B64B1/66—Mooring attachments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F3/00—Ground installations specially adapted for captive aircraft
- B64F3/02—Ground installations specially adapted for captive aircraft with means for supplying electricity to aircraft during flight
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- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention relates to the technical field of aerostats and discloses a captive balloon system and a power supply method thereof, wherein the system comprises a captive balloon; the solar power generation device is arranged on the outer surface of the captive balloon, the captive balloon is connected to anchoring equipment through a mooring rope, a lead is arranged inside the mooring rope, the top of the lead is connected with the solar power generation device, and the bottom of the lead is connected with a storage battery on the anchoring equipment. The invention provides a captive balloon system and a power supply method thereof.A specially-made mooring rope is adopted to connect a captive balloon and anchoring equipment, so that the captive balloon and the anchoring equipment can be fixed by traction of the captive balloon through the mooring rope and can also be electrically connected through the mooring rope; the self-sufficiency of the energy of the whole system can be realized by arranging the solar power generation device and the storage battery; and the storage battery is arranged on the anchoring equipment, so that the setting capacity of the storage battery can be increased to ensure that the power requirement is met, meanwhile, the load of the captive balloon can be reduced, and the running stability of the captive balloon is improved.
Description
Technical Field
The invention relates to the technical field of aerostats, in particular to a captive balloon system and a power supply method thereof.
Background
The ocean area is vast, the applications such as resource exploration, environmental observation, accident search and rescue and the like mostly depend on the manned ship, and in recent years, the unmanned ship has long-term development, but has obvious defects in the aspects of endurance time and the like. Meanwhile, the distance of the ship above the horizontal plane is limited, so that the ship is limited by the curvature of the earth, and the observation distance is limited.
The captive balloon is a lighter-than-air aerostat, rises to a certain height in the air by virtue of buoyancy, and has the characteristics of large coverage area, low energy consumption and the like. The ship-based captive balloon plays an important role in the fields of maritime smuggling, air defense and the like. However, the captive balloon needs to be connected with a power supply for power supply, and has great limitation on the application environment and the endurance time of the captive balloon.
Disclosure of Invention
The embodiment of the invention provides a captive balloon system and a power supply method thereof, which are used for solving or partially solving the problem that a captive balloon needs to be connected with a power supply for power supply, and the application environment and the endurance time of the captive balloon are greatly limited.
An embodiment of the present invention provides a captive balloon system, including: captive balloons; the solar energy power generation device is arranged on the outer surface of the captive balloon, the captive balloon is connected to anchoring equipment through a mooring rope, a lead is arranged inside the mooring rope, the top of the lead is connected with the solar energy power generation device, and the bottom of the lead is connected with a storage battery on the anchoring equipment.
On the basis of the scheme, the mooring rope comprises an outer sheath, the conducting wire is arranged inside the outer sheath along the axial direction of the outer sheath, a bearing fiber layer is arranged on the inner wall of the outer sheath, and a support is filled inside the outer sheath.
On the basis of the scheme, the top of the cable is connected to one end of a first slip ring, the other end of the first slip ring is correspondingly connected with one end of a first lead, and the other end of the first lead is connected to the solar power generation device.
On the basis of the scheme, the bottom of the cable is connected to one end of a second slip ring, the other end of the second slip ring is correspondingly connected with one end of a second lead, and the other end of the second lead is connected to a storage battery on the anchoring device.
On the basis of the scheme, the other end of the first sliding ring is fixedly connected with at least one first traction rope, and the first traction rope is connected with the captive balloon.
On the basis of the scheme, one end of at least one first traction rope is gathered and then is mechanically connected with the other end of the first slip ring through a tension sensor.
On the basis of the scheme, the captive balloon is provided with a monitoring device, the solar power generation device is connected with the monitoring device, the captive balloon and the anchoring equipment are respectively provided with a positioning device and a communication device, the positioning device, the communication device and the monitoring device on the captive balloon are respectively connected with the first controller, and the positioning device, the communication device and the storage battery on the anchoring equipment are respectively connected with the second controller.
On the basis of the scheme, the optical fiber is further arranged inside the mooring rope, the first controller is correspondingly connected with the other end of the first slip ring through the first optical fiber, and the second controller is correspondingly connected with the other end of the second slip ring through the second optical fiber.
On the basis of the scheme, the anchoring equipment comprises an unmanned ship.
The embodiment of the invention provides a captive balloon system power supply method based on the captive balloon system, which comprises the following steps: when sunlight exists, the captive balloon system is powered by the solar power generation device, and redundant electric energy is transmitted to the storage battery for storage; when no sunlight exists, the captive balloon system is powered by the storage battery.
According to the captive balloon system and the power supply method thereof provided by the embodiment of the invention, the captive balloon and the anchoring equipment are connected by the specially-made mooring rope, so that the captive balloon and the anchoring equipment can be fixed by traction of the captive balloon through the mooring rope and can be electrically connected through the mooring rope, and the captive balloon and the storage battery can be conveniently subjected to power transmission; the self-sufficiency of the energy of the whole system can be realized by arranging the solar power generation device and the storage battery; and the storage battery is arranged on the anchoring equipment, so that the setting capacity of the storage battery can be increased to ensure that the power requirement is met, meanwhile, the load of the captive balloon can be reduced, and the running stability of the captive balloon is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic view of a captive balloon system according to an embodiment of the invention;
fig. 2 is a schematic cross-sectional view of a cable in an embodiment of the invention.
Description of reference numerals:
wherein, 1, the balloon is tied; 2. a cable; 3. a solar power generation device; 4. a gas supply device; 5. mooring equipment; 6. a tension sensor; 21. an outer sheath; 22. an air tube; 23. a support; 24. a force-bearing fiber layer; 25. a wire; 26. an optical fiber.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
An embodiment of the present invention provides a captive balloon system, and referring to fig. 1, the captive balloon system includes: captive balloons 1; the solar power generation device 3 is arranged on the outer surface of the captive balloon 1, the captive balloon 1 is connected to the anchoring device 5 through a mooring rope 2, a lead 25 is arranged inside the mooring rope 2, the top of the lead 25 is connected with the solar power generation device 3, and the bottom of the lead 25 is connected with a storage battery on the anchoring device 5.
The solar power generation device 3 may be a flexible solar cell, and is laid on the captive balloon 1. When sunlight exists in the daytime, part of the electric power generated by the flexible solar cell laid on the captive balloon 1 supplies power for the system of the captive balloon 1, and the rest part of the electric power is transmitted to the anchoring device 5 through the lead 25 in the captive cable 2 to charge the storage battery.
When no sunlight exists at night and the like, the storage battery can supply power to the captive balloon 1 through the lead 25 in the mooring rope 2 so as to ensure the stable work of the captive balloon 1. The solar power generation device 3 is arranged on the captive balloon 1, so that natural resources can be effectively utilized, and required power is provided for system work; the storage battery is arranged to store redundant electric energy of the solar power generation device 3, and provide electric power for the system when no sunlight exists, so that smooth and normal operation of the system can be ensured; and the storage battery is arranged on the anchoring equipment 5, so that the arrangement capacity of the storage battery can be increased to ensure that the power requirement is met, meanwhile, the load of the captive balloon 1 can be reduced, and the running stability of the captive balloon 1 is improved.
According to the captive balloon system provided by the embodiment, the captive balloon 1 and the anchoring equipment 5 are connected through the specially-made mooring rope 2, so that the captive balloon 1 and the anchoring equipment 5 can be fixedly pulled through the mooring rope 2, and can be electrically connected through the mooring rope 2, and power transmission between the captive balloon and the storage battery is facilitated.
Further, the anchoring device 5 is a device for connecting the mooring rope 2 to realize traction fixation of the captive balloon 1. The captive balloon system may be provided with a monitoring device for use as a monitoring system. When the system is used for monitoring on land, the anchoring equipment 5 can be a vehicle body, an anchoring station and the like; when the system is used for ocean monitoring, the anchoring device 5 can be a ship body and the like, and is not limited in particular.
On the basis of the above embodiment, further, the cable 2 includes an outer sheath 21, the conducting wire 25 is disposed inside the outer sheath 21 along the axial direction of the outer sheath 21, the inner wall of the outer sheath 21 is provided with a force-bearing fiber layer 24, and the inside of the outer sheath 21 is filled with the support 23. The cable 2 is internally provided with a lead 25, so that the cable 2 has a traction function and can realize electric power transmission. The cable 2 may also be provided with a gas pipe 22 and/or an optical fiber 26 inside, so that the cable 2 also has a gas transmission and/or signal transmission function.
When the cable 2 is internally provided with a guide wire 25, a gas pipe 22 and an optical fiber 26, with reference to fig. 1 and 2, the cable comprises: the outer sheath 21, the wire 25, the air pipe 22 and the optical fiber 26 are arranged inside the outer sheath 21, the wire 25, the air pipe 22 and the optical fiber 26 are respectively arranged along the axial direction of the outer sheath 21, the inner wall of the outer sheath 21 is provided with a bearing fiber layer 24, and a support 23 is filled inside the outer sheath 21.
The wire 25, the air pipe 22 and the optical fiber 26 are integrally arranged in the cable, so that the cable 2 can have the functions of electric conduction, ventilation and signal transmission while playing a role in traction and fixation, meanwhile, the wire 25, the air pipe 22 and the optical fiber 26 are arranged in the cable 2 and can also play a role in protection, the damage to the wire 25, the air pipe 22 and the optical fiber 26 is favorably reduced, and the service life is prolonged.
Further, the guide wire 25, the trachea 22 and the optical fiber 26 may be optionally disposed inside the outer sheath 21 as desired. The inner wall of the outer sheath 21 is provided with a bearing fiber layer 24, and the bearing fiber layer 24 can be connected to the inner wall of the outer sheath 21 in a hot melting way for a circle. The lead 25, the air pipe 22 and the optical fiber 26 are arranged in the force bearing fiber layer 24, so that the friction force between the lead 25, the air pipe 22 and the optical fiber 26 and the outer sheath 21 can be reduced to reduce damage, and the buffer effect can be achieved when the cable 2 swings, so that the lead 25, the air pipe 22 and the optical fiber 26 can be protected.
The inner part of the outer sheath 21 is filled with a support 23, and the support 23 may be disposed between the guide wire 25, the trachea 22 and the optical fiber 26. The support 23 is also a force bearing fiber, and is twisted outside the air tube together with the lead and the optical fiber in a certain twist distance to play the role of bearing force and filling. The support 23 is filled in the inner part of the outer sheath 21 and in the gaps among the conducting wire 25, the air tube 22 and the optical fiber 26, plays a role in supporting and fixing, can prevent collision and mutual influence among the conducting wire 25, the air tube 22 and the optical fiber 26, is beneficial to protecting the conducting wire 25, the air tube 22 and the optical fiber 26 and prolongs the service life.
Further, the air tube 22 is disposed in the middle of the outer sheath 21, and the supports 23 are uniformly distributed around the air tube 22. The support 23 can stably support the air pipe, which is beneficial to ensuring the communication of the air pipe 22 and preventing the air pipe 22 from bending to cause unsmooth ventilation.
Further, the material of the bearing fiber layer 24 and the material of the support 23 may be aramid fiber, but is not limited to aramid fiber. The material of the outer sheath 21 may be nylon, polyethylene, polyurethane, etc., without limitation.
Further, when the inside of hawser 2 sets up the trachea, mooring balloon and mooring equipment still can realize the gas connection through hawser 2, and then 5 accessible hawsers of mooring equipment 2 realize carrying out the air feed to mooring balloon 1 to need not mooring balloon 1 and falling on mooring equipment 5 and can realize aerifing mooring balloon 1, can reduce the area needs to mooring equipment 5, reduce the requirement to mooring equipment 5, improve the practicality and the suitability of this system.
On the basis of the above embodiment, further, the top of the cable 2 is connected to one end of a first slip ring, the other end of the first slip ring is correspondingly connected to one end of a first lead, and the other end of the first lead is connected to the solar power generation device 3.
The bottom of the cable 2 is connected to the mooring device 5 and the top is connected to the captive balloon 1. A first slip ring may be provided between the top of the cable 2 and the captive balloon 1. The connection of the wires 25 can be ensured, the captive balloon 1 and the anchoring equipment 5 can rotate relatively, when the captive balloon 1 rotates and deflects, the mooring rope 2 cannot be wound or knotted, and the like, and the stable connection of the mooring rope 2 can be ensured.
Further, when the wire 25 and the air tube 22 are simultaneously arranged in the cable 2, the first slip ring may be an electrical slip ring, so that the relative rotation of the two ends of the slip ring can be realized, and the independent communication between the circuit and the air path can be ensured. At this time, the other end of the first slip ring is correspondingly connected with one end of a first lead wire, and the other end of the first lead wire is connected with the captive balloon 1. One end of the first lead wire is connected with the other end of the first slip ring and is used for being connected with a lead wire 25 in the cable 2; the other end of the first wire is connected to the captive balloon 1, so that power transmission is realized.
When the wire 25 and the air pipe 22 are arranged in the cable 2, one end of the first air pipe is connected with the other end of the first sliding ring, and the other end of the first air pipe is connected to the air inlet valve of the captive balloon 1. The first air pipe is used for connecting with the air pipe 22 inside the cable 2; the mooring device 5 may be inflated into the captive balloon 1 through the air tube 22 in the mooring line 2 and the first air tube to maintain the buoyancy of the captive balloon 1.
Further, when the top of the cable 2 is connected with one end of the first slip ring, the outer sheath 21 and the force-bearing fiber layer 24 of the cable 2 may be connected with the outer side wall of the first slip ring in a gluing manner, and the lead 25 inside the outer sheath 21 is correspondingly connected with the interface of one end of the first slip ring.
On the basis of the above embodiment, further, the bottom of the cable 2 is connected to one end of a second slip ring, the other end of the second slip ring is correspondingly connected to one end of a second lead, and the other end of the second lead is connected to the storage battery on the anchoring device 5.
A second slip ring may be arranged between the bottom of the cable 2 and the anchoring device 5. The connecting of the air pipe 22 can be ensured, the captive balloon 1 and the anchoring device 5 can rotate relatively, when the anchoring device 5 rotates and deflects, the mooring rope 2 cannot be wound and knotted, and the like, and the stable connection of the mooring rope 2 can be ensured.
Further, when the wire 25 and the air tube 22 are disposed inside the cable 2, the second slip ring may also be an electrical slip ring, which can realize relative rotation of two ends of the slip ring and ensure independent communication between the circuit and the air path. At this time, the other end of the second slip ring is correspondingly connected with one end of a second wire, and the other end of the second wire is connected with a power supply device on the anchoring device 5. One end of the second lead wire is connected with the other end of the second slip ring and is used for being connected with a lead wire 25 in the cable 2; the other end of the second wire is connected to the anchoring device 5 to realize power transmission.
When the wire 25 and the air pipe 22 are arranged inside the mooring rope 2, one end of the second air pipe is connected with the other end of the second slip ring, and the other end of the second air pipe is connected to the air outlet valve of the air supply device 4 on the mooring equipment 5. The second air pipe is used for connecting with the air pipe 22 inside the cable 2; the mooring device 5 may inflate the captive balloon 1 through the air tube 22 in the mooring line 2 and a second air tube to maintain the buoyancy of the captive balloon 1.
Further, when the bottom of the cable 2 is connected with one end of the second slip ring, the outer sheath 21 and the force-bearing fiber layer 24 of the cable 2 can be connected with the outer side wall of the second slip ring in a gluing manner, and the lead 25 inside the outer sheath 21 is correspondingly connected with the interface at one end of the second slip ring.
On the basis of the above embodiment, further, at least one first traction rope is fixedly connected to the other end of the first slip ring, and the first traction rope is connected to the captive balloon 2.
First haulage rope and first sliding ring mechanical connection can, promptly first haulage rope be ordinary rope, mainly play the traction effect can, need not to realize the connection of electricity or gas or signal through the sliding ring. A plurality of first hauling ropes can be arranged to be connected with a plurality of parts of the captive balloon 1, which is beneficial to improving the stability of the captive balloon 1.
Further, the length of the first traction rope is adjusted, so that the first traction rope is a stressed rope. And first wire and first trachea are for not atress state, are favorable to improving the stability that first wire and first trachea are connected.
Furthermore, the other end of the second slip ring is connected with one end of the retractable cable, the second lead is an air pipe located inside the retractable cable, a winch is arranged on the anchoring equipment, the other end of the retractable cable is wound on a roller of the winch for a plurality of circles, and the other end of the second lead is connected to the storage battery.
On the basis of the above embodiment, furthermore, one end of at least one first traction rope is gathered and then mechanically connected with the other end of the first slip ring through the tension sensor 6. The mechanical connection is realized by realizing that the fixed connection can transmit acting force, and the requirements of power transmission and the like do not exist.
The tension sensor 6 is arranged to monitor the tension on the cable 2 in real time. And then the real-time buoyancy of the captive balloon 1 can be judged through the tension on the mooring rope 2. Whether the captive balloon 1 needs to be inflated can be determined from the real-time buoyancy of the captive balloon 1. When the real-time buoyancy of the captive balloon 1 is smaller than the preset value, an air outlet valve of the air supply device 4 and an air inlet valve on the captive balloon 1 can be opened to inflate the captive balloon 1 until the real-time buoyancy reaches the preset buoyancy. The buoyancy of the captive balloon 1 can be ensured within a preset buoyancy range, and the long-time smooth operation of a captive balloon system is favorably ensured.
On the basis of the above embodiment, further, a monitoring device is arranged on the captive balloon 1, the solar power generation device 3 is connected with the monitoring device, a positioning device and a communication device are respectively arranged on the captive balloon 1 and the anchoring device 5, the positioning device, the communication device and the monitoring device on the captive balloon 1 are respectively connected with the first controller, and the positioning device, the communication device and the storage battery on the anchoring device 5 are respectively connected with the second controller.
On the basis of the above embodiment, further, the optical fiber 26 is further disposed inside the cable 2, the first controller is correspondingly connected to the other end of the first slip ring through the first optical fiber, and the second controller is correspondingly connected to the other end of the second slip ring through the second optical fiber.
On the basis of the above described embodiment, further, the mooring arrangement 5 comprises an unmanned ship.
Furthermore, an air speed sensor is arranged on the captive balloon 1, the air speed sensor, the tension sensor 6 and an air inlet valve of the captive balloon 1 are respectively connected with a first controller, and an air outlet valve of an air supply device on the anchoring equipment is connected with a second controller. The cable 2 is further provided with an optical fiber 26 inside, the first controller is correspondingly connected with the other end of the first slip ring through a first optical fiber, and the second controller is correspondingly connected with the other end of the second slip ring through a second optical fiber.
The wind speed sensor is used for monitoring the wind power state of the environment where the captive balloon 1 is located in real time. The captive balloon 1 is inflated according to the real-time buoyancy of the captive balloon 1 under the condition of small wind power, so that the accuracy of real-time buoyancy monitoring is improved. When wind power is small, the mooring rope 2 is basically in a vertical state, and the real-time buoyancy of the captive balloon 1 can be calculated conveniently according to the pulling force on the mooring rope 2 and the gravity of the captive balloon 1; and whether the captive balloon 1 needs to be inflated or not is judged by using the real-time buoyancy, so that the air quantity in the captive balloon 1 can be accurately judged, and the method is simple to operate and convenient to control.
A first controller is arranged to carry out comprehensive control and adjustment on the system of the captive balloon 1. The second controller performs comprehensive control and adjustment on all components on the anchoring device 5. The tension sensor 6 can likewise be connected to the first controller. The first controller can judge whether the captive balloon 1 needs to be inflated according to real-time data fed back by the wind speed sensor and the tension sensor 6. If inflation is required, the first controller can send a signal to the second controller via the optical fibre 26 inside the cable 2, and at the same time control the opening of the inlet valve, the second controller controls the opening of the outlet valve according to the signal to inflate. When the inflation is finished, the air inlet valve and the air outlet valve are respectively controlled to be closed.
Furthermore, a positioning device and a communication device are respectively arranged on the captive balloon 1 and the anchoring device 5, the positioning device, the communication device and the monitoring device on the captive balloon 1 are respectively connected with the first controller, and the positioning device, the communication device, the power supply device and the air outlet valve on the anchoring device 5 are respectively connected with the second controller. The positioning device and the communication device are respectively arranged on the captive balloon 1 and the anchoring equipment 5, so that the reliability of the communication between the whole captive balloon system and the outside can be ensured, and the communication reliability of the whole system is improved.
The interior of the cable 2 may be provided with a wire 25, a tube 22 and an optical fibre 26. The first slip ring and the second slip ring can be slip ring structures with three connection channels of electricity, gas and signals respectively, and independent connection of the electricity, the gas and the signals can be achieved.
On the basis of the above embodiment, further, the gas supply device 4 includes at least one of a compressed helium tank, a water electrolysis hydrogen production device, and an aluminum water reaction hydrogen production device. When the captive balloon 1 system is used for ocean monitoring, the monitoring system is generally in an unmanned environment and rich in water resources, and a hydrogen production device can be arranged as the gas supply device 4. The gas supply device 4 can select one of a compressed helium tank, a water electrolysis hydrogen production device and an aluminum water reaction hydrogen production device, or can select two or three of the devices at the same time, and is not limited specifically. The mooring arrangement 5 comprises an unmanned ship. When monitoring the sea, an unmanned ship may be selected as the mooring device 5.
The captive balloon 1 system can realize self-sufficiency of energy of the whole system by arranging the solar power generation device 3 and the storage battery; the sensor components and the controller are arranged, so that the captive balloon 1 can be automatically inflated to maintain stable buoyancy for a long time, and the long-time unmanned operation of the system is ensured; moreover, the captive balloon 1 in the system can be inflated without being lowered onto the anchoring equipment 5, the requirement on the area of the anchoring equipment 5 is small, the scale of the anchoring equipment 5 can be reduced, and the applicability is improved.
In addition to the foregoing embodiments, a method for supplying power to a captive balloon system according to any one of the foregoing embodiments is further provided, where the method includes: when sunlight exists, the solar power generation device 3 supplies power to the captive balloon system, and transmits redundant electric energy to the storage battery for storage; when no sunlight exists, the captive balloon system is powered by the storage battery.
In addition to the above embodiments, the present embodiment further provides a captive balloon air-supply method of the captive balloon system according to any one of the above embodiments, the captive balloon air-supply method including: obtaining the theoretical gas leakage amount of the captive balloon according to the self parameters of the captive balloon; and automatically inflating the captive balloon according to the theoretical gas leakage amount of the captive balloon.
The self parameter of the captive balloon is specifically the material characteristic of the captive balloon, and according to the material of the captive balloon, the sealing air leakage characteristic of the material can be obtained through experiments or experiences, so that the theoretical air leakage amount of the captive balloon under the material can be obtained. The captive balloon can be automatically inflated at regular intervals according to the theoretical gas leakage amount of the captive balloon. The air outlet valve of the air supply device and the air inlet valve of the captive balloon can be opened periodically through the controller, and the captive balloon is inflated. The amount of each charge may be the same as the theoretical gas leak over that period of time. The amount of inflation can be controlled by controlling the opening and opening times of the inlet and/or outlet valves.
Furthermore, the air outlet valve and the air inlet valve are respectively electromagnetic valves, so that the opening and closing of the air outlet valve and the air inlet valve are automatically controlled conveniently. At least one opening of the air inlet valve and the air outlet valve is adjustable, so that the inflation flow is convenient to control.
On the basis of the above embodiment, further, a captive balloon gas supply method further includes: monitoring the tension on the cable in real time; when the wind speed is lower than a preset wind speed value, the real-time buoyancy of the captive balloon is obtained according to the pulling force on the mooring rope; and checking the inflating effect of the captive balloon according to the comparison result of the real-time buoyancy of the captive balloon and the preset buoyancy.
When the difference value between the real-time buoyancy and the preset buoyancy of the captive balloon obtained through calculation is within the preset threshold range, the fact that the internal air volume of the captive balloon is normal is indicated, normal work of the captive balloon can be guaranteed, and at the moment, the inflation of the captive balloon does not need to be adjusted. When the difference value between the real-time buoyancy and the preset buoyancy of the captive balloon obtained through calculation exceeds the range of the preset threshold value, the inflation of the captive balloon can be adjusted according to the real-time buoyancy.
The method specifically comprises the following steps: and when the difference value between the real-time buoyancy and the preset buoyancy exceeds the preset threshold range and the real-time buoyancy is larger than the preset buoyancy, controlling to suspend the inflation of the captive balloon until the difference value between the real-time buoyancy and the preset buoyancy is within the preset threshold range or reducing the inflation amount of the captive balloon at each time.
When the difference value between the real-time buoyancy and the preset buoyancy exceeds the preset threshold range and the real-time buoyancy is smaller than the preset buoyancy, the captive balloon is inflated for a single time until the difference value between the real-time buoyancy and the preset buoyancy is within the preset threshold range or the inflation amount of the captive balloon is increased every time.
The calculation of the real-time buoyancy of the captive balloon is used for verifying and judging the effect of inflating the captive balloon according to the theoretical gas leakage amount; and the system is also used for adjusting the inflation of the captive balloon according to the real-time buoyancy so as to ensure the normal work of the captive balloon.
The preset wind speed value may be 5 m/s. When the wind speed is lower than the preset value, the real-time buoyancy accuracy of the captive balloon 1 is calculated according to the tension on the mooring rope 2.
Based on the foregoing embodiments, further, the present embodiment provides a captive balloon detection system, which includes a plurality of captive balloon systems according to the foregoing embodiments, and the plurality of captive balloon systems monitor different areas, so as to increase the coverage area of the monitored area. When monitoring the ocean, different navigation routes can be set for a plurality of captive balloon systems to search and monitor the area range. Each captive balloon system can also be realized by controlling the unmanned ship according to the weather forecast to avoid the navigation route of the captive balloon system in severe weather.
When monitoring the ocean, the communication effect between the ships is poor because the communication between the ships is limited by the curvature of the earth, so that the communication among the plurality of captive balloon systems can be carried out through the communication device on the captive balloon 1. The communication among a plurality of captive balloon systems is favorable to better realization in monitoring area coverage area a plurality of captive balloon systems carry out navigation monitoring in different regions.
On the basis of the above embodiments, further, the present embodiment provides a tethered balloon monitoring system based on an unmanned ship, which well makes up for the deficiencies of the prior art, and can realize long-time parking of the tethered balloon 1, long-time navigation of the unmanned ship, and large-scale coverage of the sea surface.
The monitoring system comprises a captive balloon 1, a flexible solar cell, a special captive cable 2, a tension sensor 6, an air supply device and an electric unmanned ship. The captive balloon 1 is tethered to the electric unmanned ship by a special captive cable 2, and a tension sensor 6 is connected between the captive cable 2 and the captive balloon 1 for measuring the tension on the captive cable 2.
The special mooring cable 2 comprises an outer sheath 21, outer layer bearing fibers, middle filling bearing fibers, a copper conductor, namely a lead 25, an optical fiber 26 and a middle air pipe 22, wherein the bearing fibers can be made of aramid fibers but are not limited to aramid fibers. The unmanned ship is loaded with one or two of compressed helium and a hydrogen production device by water electrolysis, and the captive balloon 1 can be supplemented with helium or hydrogen through a gas pipe 22 in the middle of a special captive cable 2.
Be connected with tension sensor 6 between mooring balloon 1 and the mooring hawser 2, can measure the last pulling force of mooring hawser, install wind speed sensor on the mooring balloon 1 simultaneously, can measure the wind speed size, when the wind speed is less than the default, can calculate out 1 aerodynamic force of mooring balloon to calculate and obtain 1 net buoyancy size of mooring balloon, when net buoyancy is less than the setting value, begin for 1 tonifying qi of mooring balloon. The unmanned ship can drag the captive balloon 1 to move together, carries out regional monitoring according to a specified route, and can also move along the direction of a wind field, particularly in windy weather, so that the relative wind speed of the captive balloon 1 and the pull-up force of the captive mooring rope 2 are reduced, and the wind resistance of the system is improved.
The captive balloons 1 are provided with communication, positioning and monitoring equipment, and a plurality of captive balloons 1 can be networked and move in coordination with each other to carry out full-coverage monitoring on a designated sea area. The captive balloon 1 and the unmanned ship communicate with each other through the optical fiber 26, and data is shared in real time.
The system can deploy a plurality of monitoring subsystems in a designated sea area, communication, positioning and monitoring equipment is carried on the captive balloon 1 of each subsystem, networking is formed among the subsystems, full-coverage monitoring is carried out on the designated sea area, the captive balloons 1 are communicated with each other, and large data volume real-time transmission can be achieved. Satellite communication equipment is arranged on the captive balloon 1 and the unmanned ship, so that the communication reliability of the system is enhanced. That is, both the captive balloon 1 and the unmanned ship have a function of transmitting a signal by communication, and the signal can be transmitted by at least one of the captive balloon 1 and the unmanned ship, whereby the reliability of communication can be improved and smooth transmission of the signal can be ensured.
The monitoring system provided by the embodiment has the following beneficial effects:
flexible solar cells are paved on the captive balloon 1 and can provide energy for the captive balloon 1 and the electric unmanned ship, so that the energy self-sufficiency of the whole system is realized; one or more of a compressed helium gas, a water electrolysis hydrogen production device and an aluminum water reaction hydrogen production device are arranged on the unmanned ship, and helium gas or hydrogen gas can be supplemented to the captive balloon 1 through an air pipe 22 in the middle of the special captive mooring rope 2.
The captive balloon 1 is always in a captive state, does not need to be lowered onto an unmanned ship for air supplement or anchoring, does not need manual intervention, has small requirements on the deck area of the unmanned ship, and can be small in scale.
Install tension sensor 6 and air velocity transducer on the captive balloon 1, through tension sensor 6, through pulling force value and wind speed, can calculate the 1 net buoyancy size of captive balloon in real time to whether the decision need carry out the tonifying qi.
Satellite communication equipment is arranged on the captive balloon 1 and the unmanned ship, so that the communication reliability of the system is enhanced. The unmanned ship can navigate according to an online or preset instruction and an instruction line, search and monitor an area range, and can avoid severe weather according to weather forecast. A plurality of unmanned ocean three-dimensional lasting monitoring systems can carry out the network deployment operation, improve regional coverage area, and intercommunication realizes the data transmission of big data volume between a plurality of captive balloons 1 simultaneously.
The monitoring system provided by the embodiment can realize self-sufficiency of energy, the flexible solar battery laid on the captive balloon 1 charges the battery of the unmanned ship through the conductor in the mooring line, the unmanned ship supplements helium or hydrogen for the captive balloon 1 through the middle air pipe 22 of the mooring line, and the system can work on the ocean for a long time and has high feasibility.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A captive balloon system, comprising: captive balloons; the solar energy power generation device is arranged on the outer surface of the captive balloon, the captive balloon is connected to anchoring equipment through a mooring rope, a lead is arranged inside the mooring rope, the top of the lead is connected with the solar energy power generation device, and the bottom of the lead is connected with a storage battery on the anchoring equipment.
2. The captive balloon system of claim 1, wherein the tether includes an outer sheath, the wire is disposed inside the outer sheath along an axial direction of the outer sheath, a load-bearing fiber layer is disposed on an inner wall of the outer sheath, and a support is filled inside the outer sheath.
3. The tethered balloon system of claim 1, wherein the top of the cable is connected to one end of a first slip ring, the other end of the first slip ring being correspondingly connected to one end of a first wire, the other end of the first wire being connected to the solar power generation device.
4. The tethered balloon system of claim 3, wherein the bottom of the cable is connected to one end of a second slip ring, the other end of the second slip ring being correspondingly connected to one end of a second wire, the other end of the second wire being connected to a battery on the anchoring device.
5. The tethered balloon system of claim 3, wherein at least a first pull line is fixedly attached to the other end of the first traveler, the first pull line being connected to the tethered balloon.
6. The tethered balloon system of claim 5, wherein one end of at least one of the first pull lines is collectively mechanically coupled to the other end of the first traveler via a tension sensor.
7. The tethered balloon system of claim 4, wherein the tethered balloon is provided with a monitoring device, the solar power generation device is connected to the monitoring device, the tethered balloon and the anchoring device are provided with a positioning device and a communication device, respectively, the positioning device, the communication device and the monitoring device on the tethered balloon are connected to a first controller, and the positioning device, the communication device and the battery on the anchoring device are connected to a second controller, respectively.
8. The tethered balloon system of claim 7, wherein the cable further comprises an optical fiber disposed therein, wherein the first controller is connected to the other end of the first slip ring via a first optical fiber, and wherein the second controller is connected to the other end of the second slip ring via a second optical fiber.
9. The tethered balloon system of claim 1, wherein the anchoring device comprises an unmanned ship.
10. A method of powering a tethered balloon system based on the tethered balloon system of any of claims 1 to 9, comprising:
when sunlight exists, the captive balloon system is powered by the solar power generation device, and redundant electric energy is transmitted to the storage battery for storage;
when no sunlight exists, the captive balloon system is powered by the storage battery.
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