CN111147121A - Method for quickly establishing lunar navigation and communication beacon network - Google Patents

Method for quickly establishing lunar navigation and communication beacon network Download PDF

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Publication number
CN111147121A
CN111147121A CN201911264616.9A CN201911264616A CN111147121A CN 111147121 A CN111147121 A CN 111147121A CN 201911264616 A CN201911264616 A CN 201911264616A CN 111147121 A CN111147121 A CN 111147121A
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China
Prior art keywords
base station
beacon
movable
target position
movable beacon
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CN201911264616.9A
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CN111147121B (en
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龚柏春
刘田青
李爽
张德港
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Nanjing University of Aeronautics and Astronautics
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Nanjing University of Aeronautics and Astronautics
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/14Relay systems
    • H04B7/15Active relay systems
    • H04B7/185Space-based or airborne stations; Stations for satellite systems
    • H04B7/1851Systems using a satellite or space-based relay
    • H04B7/18515Transmission equipment in satellites or space-based relays
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64GCOSMONAUTICS; VEHICLES OR EQUIPMENT THEREFOR
    • B64G1/00Cosmonautic vehicles
    • B64G1/22Parts of, or equipment specially adapted for fitting in or to, cosmonautic vehicles
    • B64G1/66Arrangements or adaptations of apparatus or instruments, not otherwise provided for
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/14Relay systems
    • H04B7/15Active relay systems
    • H04B7/185Space-based or airborne stations; Stations for satellite systems
    • H04B7/1851Systems using a satellite or space-based relay
    • H04B7/18519Operations control, administration or maintenance

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Remote Sensing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention discloses a method for quickly establishing a lunar navigation and communication beacon network, which comprises the following steps: building an ejection device; placing a movable beacon base station to be transmitted at the transmitting position of the established ejection device to enable the base station to fall near a target position; the movable beacon base station is transmitted, after the movable beacon base station falls to the target position, the spherical protective shell is unfolded, the movable beacon base station is released, and the movable beacon base station carries out autonomous detection and moves to the target position; after the movable beacon base station reaches a target position, the unfolded spherical protective shell utilizes photovoltaic power generation to wirelessly charge the base station; transmitting the remaining mobile beacon base stations to the target location; the movable beacon base station starts to operate to form a beacon navigation and communication network. The invention solves the problem of long construction time of moon surface navigation and communication beacon network; the invention improves the construction efficiency and shortens the construction time.

Description

Method for quickly establishing lunar navigation and communication beacon network
Technical Field
The invention belongs to the technical field of deep space exploration, and particularly relates to a method for quickly establishing a lunar navigation and communication beacon network.
Background
The lunar vehicle and future astronauts do exploration and detection activities on the lunar surface, which need the help of navigation and communication systems, many methods for carrying out lunar navigation and communication networks are proposed at home and abroad, wherein the main method is to establish a radio navigation and communication beacon network. However, building a beacon network requires an astronaut or a lunar vehicle to deploy a large number of beacon base stations on the lunar surface in advance; if the conventional method is adopted: it is relatively cumbersome and takes a long time to reach a remote designated location by a lunar vehicle or astronaut, where the astronaut then sets up a beacon base station manually or with the aid of a lunar vehicle.
How to improve the construction efficiency and shorten the construction period has become an important subject of research in the field. To solve the problem, the invention provides a method for simply and quickly establishing a navigation and communication beacon network.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present invention provides a method for quickly establishing a lunar navigation and communication beacon network, so as to solve the problem of long construction time of the lunar surface navigation and communication beacon network; the invention improves the construction efficiency and shortens the construction time.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the invention discloses a method for quickly establishing a lunar navigation and communication beacon network, which comprises the following steps:
1) building an ejection device;
2) placing a movable beacon base station to be transmitted at the transmitting position of the established catapult, and adjusting the offset angle and the pitch angle of the catapult according to the target position of the movable beacon base station to be transmitted, so that the base station is positioned near the target position;
3) the movable beacon base station is transmitted, after the movable beacon base station falls to the target position, the spherical protective shell is unfolded, the movable beacon base station is released, and the movable beacon base station carries out autonomous detection and moves to the target position; after the movable beacon base station reaches a target position, the unfolded spherical protective shell utilizes photovoltaic power generation to wirelessly charge the base station;
4) repeating the step 2) and the step 3), and transmitting the rest movable beacon base stations to the target position;
5) the movable beacon base station starts to operate to form a beacon navigation and communication network.
Further, the ejection device in step 1) specifically includes: the ejection mechanism comprises an upper base, a lower base, an ejection mechanism, a spring, an electromagnetic guide rail and a hydraulic rod; the ejection mechanism is in driving connection with the spring and is arranged at one end of the electromagnetic guide rail; the upper end of the hydraulic rod is hinged with the lower end of the electromagnetic track, and the lower end of the hydraulic rod is hinged with the upper base; the tail end of the upper base is hinged with the tail end of the ejection mechanism; the round holes of the upper base and the lower base are embedded; the pitch angle b of the electromagnetic guide rail is changed through the expansion and contraction of the hydraulic rod; the upper base rotates around the embedding hole of the lower base to change the offset angle a; the motor in the ejection device pulls the rod piece to compress the spring.
Furthermore, the lower base is designed in a sector shape.
When in ejection, the ejection mechanism releases the spring to accelerate the spherical protective shell provided with the movable beacon base station, and meanwhile, the electromagnetic guide rail electromagnetically accelerates the protective shell.
The invention has the beneficial effects that:
the invention firstly utilizes the ejection device to initially send the beacon base station to the vicinity of the target position, thus saving the time required by the lunar vehicle or astronaut to move from the existing position to the target position, accelerating the deployment speed and simultaneously saving the energy consumption in the moving process. Then, the mobile beacon base station autonomously detects and moves to reach a nearby target position so as to correct the position of the drop point, and the deployment precision is improved. In addition, the ejection or throwing coverage range is wide, and the rapid and accurate deployment of a long-distance and large-range beacon network can be realized.
Drawings
FIG. 1 is a schematic structural diagram of the present invention for rapidly establishing a lunar navigation and communication beacon network.
FIG. 2 is a block flow diagram of the method of the present invention.
Fig. 3 is a schematic view of the deployment of the protective housing.
Fig. 4 is a schematic diagram of a mobile beacon base station.
Fig. 5a is a schematic structural diagram of the ejection device.
Fig. 5b is an enlarged view of the portion M of fig. 5 a.
Fig. 5c is an enlarged view of the portion N of fig. 5 a.
In the figure: 1. the device comprises an ejection device, 2, a spherical protective shell, 3, a movable beacon base station, 4, an unfolded protective shell, 5, a separated movable beacon base station, 6, a lower base of the ejection device, 7, an ejection mechanism, 8, a spring, 9, an electromagnetic guide rail, 10, a hydraulic rod, 11, an upper base, 12 and a motor pulling rod piece.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
Referring to fig. 2, a flow diagram of the method of the present invention is shown.
The method comprises the steps of establishing an ejection device on the surface of a moon, placing a movable beacon base station provided with a protective shell on the launching position of the ejection device, adjusting the pitch angle (such as an angle b in figure 1) of the ejection device when the ejection device launches according to the position relation between the launching position and the target position, and adjusting the offset angle (such as an angle a in figure 1: the included angle between the symmetrical plane of the device and the symmetrical plane after rotation when the device does not rotate) of the ejection device when the ejection device launches, so that the falling point of the movable beacon base station is ensured to be close to the target position.
The ejection device in the step 1) specifically comprises: the device comprises an upper base 11, a lower base 6, an ejection mechanism 7, a spring 8, an electromagnetic guide rail 9 and a hydraulic rod 10; the ejection mechanism 7 is in driving connection with a spring 8 and is arranged at one end of an electromagnetic guide rail 9; the upper end of the hydraulic rod 10 is hinged with the lower end of the electromagnetic guide rail 9, and the lower end of the hydraulic rod 10 is hinged with the upper base 11 (as shown in fig. 5 a); the tail end of the upper base 11 is hinged with the tail end of the ejection mechanism 7 (as shown in fig. 5 b); the upper base 11 is embedded with the round hole of the lower base 6 (as shown in fig. 5 b); the pitch angle b of the electromagnetic guide rail is changed through the expansion and contraction of the hydraulic rod; the upper base rotates around the embedding hole of the lower base to change the offset angle a; the ejector internal motor pulls the lever 12 to compress the spring (as shown in figure 5 c).
After the movable beacon base station falls into the position near the target position, the spherical protective shell automatically expands to release the movable beacon base station inside (the breakable multi-joint multi-section snake-shaped combined robot shown in fig. 4), the movable beacon base station autonomously detects and crawls to the target position according to the terrain near the movable beacon base station, and meanwhile, the expanded spherical protective shell performs photovoltaic power generation through the solar cell panel on the inner surface to supply power to the spherical protective shell and the movable beacon base station. (refer to FIG. 3)
And after the movable beacon base station reaches the target position, the attitude adjustment is started, the movable beacon base station is adjusted to be in a proper attitude, then the movable beacon base station and other beacon base stations are networked, and a navigation and communication beacon network is established to provide lunar navigation and communication for lunar vehicles, astronauts and the like.
The mobile beacon base station: the movable beacon base station utilizes the design of the snake-shaped robot to better adapt to the soft and complex terrain on the surface of the moon, and the movable beacon base station moves in the vicinity of the target position for a short distance, so that the situation that the traditional lunar vehicle is easy to sink or jam when moving on the moon surface is avoided.
Wireless charging (as shown in fig. 1); the wireless magneto-electric conversion of long-distance high power is realized by utilizing the traditional wireless charging technology, the energy consumption of the equipment is higher, and the loss of useless power is larger along with the increase of the distance and the power of the wireless charging equipment. The distance between the movable beacon base stations is larger, so that the utilization rate of energy by adopting the traditional wireless charging technology is lower. And the laser has strong directivity and is concentrated in energy and not easy to disperse, so that the laser is suitable for charging the movable beacon base station with a long distance.
Determination of the emission angle: since the lunar surface is close to vacuum, the launch angle can be calculated from the projectile motion correlation equation under ideal conditions for the object.
While the invention has been described in terms of its preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims (3)

1. A method for rapidly establishing a lunar navigation and communication beacon network is characterized by comprising the following steps:
1) building an ejection device;
2) placing a movable beacon base station to be transmitted at the transmitting position of the established catapult, and adjusting the offset angle and the pitch angle of the catapult according to the target position of the movable beacon base station to be transmitted, so that the base station is positioned near the target position;
3) the movable beacon base station is transmitted, after the movable beacon base station falls to the target position, the spherical protective shell is unfolded, the movable beacon base station is released, and the movable beacon base station carries out autonomous detection and moves to the target position; after the movable beacon base station reaches a target position, the unfolded spherical protective shell utilizes photovoltaic power generation to wirelessly charge the base station;
4) repeating the step 2) and the step 3), and transmitting the rest movable beacon base stations to the target position;
5) the movable beacon base station starts to operate to form a beacon navigation and communication network.
2. The method for rapidly establishing a lunar navigation and communication beacon network according to claim 1, wherein the ejection device in the step 1) specifically comprises: the ejection mechanism comprises an upper base, a lower base, an ejection mechanism, a spring, an electromagnetic guide rail and a hydraulic rod; the ejection mechanism is in driving connection with the spring and is arranged at one end of the electromagnetic guide rail; the upper end of the hydraulic rod is hinged with the lower end of the electromagnetic track, and the lower end of the hydraulic rod is hinged with the upper base; the tail end of the upper base is hinged with the tail end of the ejection mechanism; the round holes of the upper base and the lower base are embedded; the pitch angle b of the electromagnetic guide rail is changed through the expansion and contraction of the hydraulic rod; the upper base rotates around the embedding hole of the lower base to change the offset angle a; the motor in the ejection device pulls the rod piece to compress the spring.
3. The method of claim 1, wherein the sub-base is of a fan-shaped design.
CN201911264616.9A 2019-12-11 2019-12-11 Method for quickly establishing lunar navigation and communication beacon network Active CN111147121B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3667044A (en) * 1970-11-03 1972-05-30 Nasa Emergency lunar communications system
CN2597029Y (en) * 2003-01-09 2004-01-07 刘毅 Magnetic-type football ejector
CN101168372A (en) * 2007-11-30 2008-04-30 中国人民解放军国防科学技术大学 Multiple sporting state spherical robot
US20080160993A1 (en) * 2004-04-20 2008-07-03 Mobile Satellite Ventures, Lp Communications Systems and Methods Including Emission Detection
CN201666838U (en) * 2010-04-08 2010-12-08 河北工业大学 Leakage detection device based on Ad hoc network deployment sensor
CN104991553A (en) * 2015-05-12 2015-10-21 中国矿业大学(北京) Autonomous detection base station group oriented to enclosed space
CN109683205A (en) * 2018-12-28 2019-04-26 东南大学 A kind of aerial reconnaissance device and ground-level ejection system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3667044A (en) * 1970-11-03 1972-05-30 Nasa Emergency lunar communications system
CN2597029Y (en) * 2003-01-09 2004-01-07 刘毅 Magnetic-type football ejector
US20080160993A1 (en) * 2004-04-20 2008-07-03 Mobile Satellite Ventures, Lp Communications Systems and Methods Including Emission Detection
CN101168372A (en) * 2007-11-30 2008-04-30 中国人民解放军国防科学技术大学 Multiple sporting state spherical robot
CN201666838U (en) * 2010-04-08 2010-12-08 河北工业大学 Leakage detection device based on Ad hoc network deployment sensor
CN104991553A (en) * 2015-05-12 2015-10-21 中国矿业大学(北京) Autonomous detection base station group oriented to enclosed space
CN109683205A (en) * 2018-12-28 2019-04-26 东南大学 A kind of aerial reconnaissance device and ground-level ejection system

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