CN113250901A

CN113250901A - High-altitude wind power generation floating body and preparation method thereof

Info

Publication number: CN113250901A
Application number: CN202110685018.XA
Authority: CN
Inventors: 韩元元
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2021-08-13

Abstract

The invention provides a high-altitude wind power generation floating body and a preparation method thereof, wherein the high-altitude wind power generation floating body comprises a frame body, the frame body is a plane or curved surface frame formed by splicing carbon fiber rods or a plane or curved surface net-shaped frame formed by a carbon fiber net, foam is arranged on one side or two sides of the frame body and is airtight foam with a hollow interior, hydrogen or helium is filled in the foam, and the buoyancy force borne by the frame structure is smaller than or equal to the gravity borne by the frame structure. The problems that the existing high-altitude wind power generation generally adopts a floater which is filled with helium and has a structure similar to a balloon, the demand on the non-renewable resource helium is very large, and the sustainable development is not facilitated are solved. Belongs to the field of high-altitude wind power generation.

Description

High-altitude wind power generation floating body and preparation method thereof

Technical Field

The invention relates to a high-altitude wind power generation floating body and a preparation method thereof, a floating body manufactured by using the same and a use method thereof, and belongs to the technical field of high-altitude wind power generation.

Background

At present, a floater used for high-altitude wind power generation generally adopts a balloon with a metal frame structure as a floating body, helium is filled in the balloon, although the total mass of helium is second to that of hydrogen in the whole universe and is the second element, the content of helium in the earth is very small, namely 5.2 liters of helium exists in 1000000 liters of air, the existing technology has no industrial extraction value, the helium is extracted from the air, the cost is possibly more expensive than that of gold with the same volume, the existing technology for extracting helium is to extract helium from helium-rich natural gas, therefore, helium belongs to a non-renewable resource, and helium has important application in the aspects of aerospace industry, missile weapon industry, low-temperature superconducting research, semiconductor production and the like, and therefore, reduction of helium use has important significance for future sustainable development.

Disclosure of Invention

The invention aims to: the high-altitude wind power generation floating body and the preparation method thereof are provided to solve the problems that the existing high-altitude wind power generation generally adopts a floater filled with helium and having a structure similar to a balloon, the demand on the non-renewable resource helium is very large, and the sustainable development is not facilitated.

In order to solve the problems, the high-altitude wind power generation floating body comprises a frame body, wherein the frame body is a plane or curved surface frame formed by splicing carbon fiber rods or a plane or curved surface net-shaped frame formed by a carbon fiber net, foam is arranged on one side or two sides of the frame body and is hollow airtight foam, hydrogen or helium is filled in the foam, and the buoyancy force borne by the frame structure is smaller than or equal to the gravity borne by the frame structure.

In the high-altitude wind power generation frame structure, foams are filled in the frame body consisting of the carbon fiber rods or the carbon fiber nets and at the two sides of the frame body.

In the high-altitude wind power generation frame structure, the foam and the frame body are integrally formed by foaming, and the carbon fiber net is positioned in the middle layer of the foam.

The invention also provides a preparation method of the high-altitude wind power generation frame structure, which comprises the steps of firstly manufacturing and molding the frame body, then placing the frame body in a foam molding die, foaming in the foam molding die to enable the foam molding to be an integrated structure with the frame body,

before the foaming, make the frame body be located foam forming die's intermediate level to after making the foaming, the frame body is located the middle part of foam, and the both sides of frame body all have the foam promptly, improve the foam proportion, thereby improve the buoyancy that the floating body received and the proportion of dead weight.

The invention also provides a floating body consisting of the high-altitude wind power generation frame structure, the floating body is an airplane-shaped, kite-shaped or parachute-shaped structure formed by a single frame body or formed by splicing a plurality of frame bodies, and foam is arranged on one side or two sides of the frame body on the floating body.

Among the aforementioned showy body, the frame body is rectangular structure, and the downside of frame body one end is the inclined plane structure of inboard slope, and the downside of the frame body other end is seted up flutedly, and aerogenerator hangs and establishes the groove that is fixed in the frame body downside, packs the foam in the frame body, it is formed by assembling side by side in proper order along width direction to float the body by a plurality of frame bodies.

The floating body is an airplane-shaped, kite-shaped or parachute-shaped structure formed by a single frame body, the middle part, the opposite two sides and the front end of the lower side of the airplane-shaped, kite-shaped or parachute-shaped structure are respectively connected with a traction rope, the traction ends of the traction ropes are all located on the ground, and the retraction and release of the traction ropes are controlled through the ground so as to control the lifting, recovery and release of the floating body according to needs.

The top of floating the body distributes and is provided with three at least or four screws to it is accurate that the floating body can be maintained to start the screw and stabilize the come-up, and the stiff end of screw is fixed in the carbon fiber pole or the carbon fiber net of frame body, and the equal transmission of screw is connected with driving motor, and driving motor is connected with the power, and driving motor's control end sets up in ground.

The invention also provides a using method of the floating body, firstly, measuring the high altitude wind speed of the floating body in the set power generation height range, when the wind speed reaches a set value, the set value is at least the set value, the floating body and the accessory device fixed on the floating body can stably float in the set power generation height range, namely, the floating body and the accessory device fixed on the floating body are subjected to buoyancy and vertical component force of wind force which are more than or equal to self gravity, the floating body stably floats through the traction force of the traction rope, the accessory device comprises a propeller and a wind driven generator, the propeller is started to stably lift the floating body, the traction rope is slowly released at the same time, the stability of lifting the floating body is controlled, when the floating body rises to the set power generation height range and is stable, the propeller is closed to stably float in high altitude, and the power generation can be realized through the wind driven generator attached on the floating body, the generated electric energy is transmitted to the ground base station through the electric wire.

Compared with the prior art, the invention utilizes the carbon fiber rod or the carbon fiber net and the foam to form an integrated structure to manufacture the frame structure of the high-altitude wind power generation floating body, so as to replace the prior balloon filled with helium to be used as the floating body for high-altitude wind power generation, thereby avoiding the dependence on the helium, which is a non-renewable resource with larger use, and the invention is mainly suitable for being used at the high altitude of 100 plus 150 meters.

Drawings

Fig. 1 is a schematic perspective view of the floating body (airplane-shaped) according to the present invention;

FIG. 2 is a schematic cross-sectional view of the frame body in the foam middle layer;

FIG. 3 is a control schematic of the drive motor;

FIG. 4 is the floating body according to embodiment 3;

FIG. 5 is a schematic view of the wind turbine of FIG. 4 after installation;

fig. 6 is a schematic front view of fig. 5.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it should be understood that the specific embodiments described herein are only for explaining the present invention and are not intended to limit the present invention.

Example 1

The embodiment provides a high altitude wind power generation floats body, mainly is applied to 100 and gives other charge 150m high altitude, including frame body 1, frame body 1 is the plane frame of assembling by the carbon fiber pole, and the both sides of frame body 1 are provided with foam 2, and foam 2 and frame body 1 formula foam forming as an organic whole, and the carbon fiber net is located the middle level of foam 2, and foam 2 is the inside hollow airtight foam, and foam 2 is inside to be filled with hydrogen or helium, and the buoyancy that frame structure received is less than or equal to the gravity that receives.

During specific preparation, make the shaping with frame body 1 earlier, keep flat frame body 1 in the foam forming die again, the foam forming die can increase the design according to the size of the high altitude wind power generation frame structure of preparation, in order to guarantee that frame body 1 can put on level in the mould, foam in the foam forming die, make foam 2 shaping promptly with frame body 1 formula structure as an organic whole, the best choice is the intermediate level that makes frame body 1 be located the foam forming die, so that after the foaming, frame body 1 is located the middle part of foam 2, frame body 1's both sides all have foam 2 promptly, improve foam 2 proportion, thereby improve the proportion of buoyancy and dead weight that the floater received.

Example 2

The embodiment provides a high altitude wind power generation floats body, including frame body 1, frame body 1 is plane carbon fiber net structure, and frame body 1's both sides are provided with foam 2, foam 2 and frame body 1 formula foaming into one piece, and carbon fiber net is located the middle level of foam 2, and foam 2 is inside hollow gas tightness foam, and foam 2 is inside to be filled has hydrogen or helium, just buoyancy that frame structure received is less than or equal to the gravity that receives.

Example 3

This embodiment provides a high altitude wind power generation floats body, including frame body 1, frame body 1 is rectangular form carbon fiber net structure, and the downside of 1 one end of frame body is the inclined plane structure 11 of inboard slope, and the downside of the 1 other end of frame body is seted up flutedly 12, and aerogenerator 7 hangs and establishes recess 12 department (the ligature is fixed) that is fixed in frame body 1 downside, packs foam 2 in the frame body 1, it forms to float the body to be assembled side by side along width direction in proper order by a plurality of frame bodies 1, and foam 2 and frame body 1 formula foam molding as an organic whole, and foam 2 is inside hollow gas tightness foam, and foam 2 is inside to be filled with hydrogen or helium, and the volume through control foam 2 and inside packing helium or hydrogen so that the buoyancy that frame structure and aerogenerator 7 received is approximate to equal with the gravity that receives.

During the preparation, firstly, the frame body 1 is manufactured and molded, then the frame body 1 is horizontally placed in a foam molding die, a high-temperature-resistant air bag is arranged in the center of a foam structure to be molded in advance, the foam molding die can be enlarged and designed according to the size of the high-altitude wind power generation frame structure to be manufactured so as to ensure that the frame body 1 can be horizontally placed in the die, the foam is foamed in the foam molding die, the foam 2 with a hollow inner part is molded to form an integral structure with the frame body 1, the frame body 1 is optimally positioned in the middle layer of the foam molding die, so that after foaming, the frame body 1 is positioned in the middle of the foam 2, namely, the foam 2 is arranged on two sides of the frame body 1, the ratio of the foam 2 is improved, the ratio of buoyancy to dead weight of the floating body is improved, then, the high-temperature-resistant air bag is deflated from an opening on one side of the foam 2 and then taken out, and the foam 2 is filled with hydrogen or helium, and sealing the opening with foamed glue, etc.

Example 4

The embodiment provides a floating body composed of a high-altitude wind power generation frame structure, the floating body is an airplane-shaped structure composed of a single frame body 1, the single frame body 1 is an airplane frame assembled by carbon fiber rods, foam 2 is filled in the airplane frame, the foam 2 is also arranged on the outer surface of the airplane frame, the specific realization mode can adopt a foaming mould matched with the structure and the size of the frame body 1, the frame body 1 is placed in the foaming mould after being assembled, a foaming machine is utilized to foam and form in the foaming mould, namely the airplane-shaped floating body integrated with the foam is formed, a kite-shaped or parachute-shaped structure can also be adopted, the principle is the same, the middle part, the opposite two sides and the front end of the lower side of the airplane-shaped, kite-shaped or parachute-shaped structure are all connected with traction ropes 3, one end of the traction ropes 3 is fixed on the frame body 1, the traction end (the other end) of the traction ropes 3 is positioned on a ground base station, receive and release with the lift and recovery of control floater as required through the receipts of ground basic station control haulage rope 3, the buoyancy that utilizes wind to blow makes the floater float at the high altitude, aerogenerator hangs the below of locating the floater through the mount, aerogenerator is fixed in the below of frame body 1 through the mount promptly, aerogenerator is fixed in on the mount, the mount is fixed in on the frame body 1, utilize high altitude wind energy to generate electricity, rethread electric wire connection to ground basic station with electric energy transmission to ground basic station, how to lift the floater off in the difficult point that this floater used lies in, design following scheme for this reason:

the top of floating the body is provided with four screws 4, four screws 4 distribute and set up in aircraft nose, both wings and tail department of aircraft column structure, it is accurate to can maintain the stable come-up of floating the body to start screw 4, the stiff end of screw 4 is fixed in on the carbon fiber pole or the carbon fiber net of frame body 1, so that screw 4 is accurate with floating the body coupling stability, screw 4 all transmission is connected with driving motor 5, and driving motor 5 is connected with power 6, driving motor 5's control end sets up in ground basic station, the work of accessible wireless or wired mode realization in the aerial screw 4 of ground basic station remote control height.

The application method of the floating body comprises the steps of firstly, measuring the high altitude wind speed of the floating body within the set power generation height range, when the wind speed reaches the set value, the set value is at least that under the set wind speed, the floating body and the accessory device fixed on the floating body can stably float in the set power generation height range, namely the buoyancy and the vertical component force of the wind power on the floating body and the auxiliary device fixed on the floating body are more than or equal to the self gravity, the floating body is stably floated through the traction force of the traction rope 3, the auxiliary device comprises a propeller 4 and a wind driven generator, the propeller 4 is started to stably lift the floating body, meanwhile, the hauling rope 3 is slowly released to control the floating body to lift stably, when the floating body rises to the set generating height range and is stable, the propeller 4 is closed to ensure that the floating body stably floats at high altitude, the wind driven generator attached to the floating body is used for generating electricity, and the generated electric energy is transmitted to the ground base station through the electric wire.

When the wind speed reduces to and is close to the setting value, rely on wind-force this moment to be about to can't maintain the stability of the floating body in the sky, start screw 4 in advance in order to maintain the stability of the floating body, rethread recovery haulage rope 3 makes the floating body slowly fall to ground, accomplishes the recovery of the floating body.

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 and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a high altitude wind power generation floats body which characterized in that: including frame body (1), plane or curved surface frame that frame body (1) was assembled by the carbon fiber pole and is formed, or plane or curved surface netted frame that comprises the carbon fiber net, the unilateral or both sides of frame body (1) are provided with foam (2), and foam (2) are inside hollow gas tightness foam, and foam (2) inside is filled has hydrogen or helium, just the buoyancy that frame construction received is less than or equal to the gravity that receives.

2. The high altitude wind power generation floating body according to claim 1, wherein: the frame body (1) composed of carbon fiber rods or carbon fiber nets is filled with foam (2) at the inner side and the two sides.

3. The high altitude wind power generation floating body according to claim 1, wherein: the foam (2) and the frame body (1) are formed in an integrated foaming mode, and the carbon fiber net is located in the middle layer of the foam (2).

4. The method for preparing the high altitude wind power generation frame structure of claim 1, wherein: the method comprises the steps of firstly manufacturing and molding the frame body (1), then horizontally placing the frame body (1) in a foam molding die, and foaming in the foam molding die to form the foam (2) into an integrated structure with the frame body (1).

5. The method for preparing the high altitude wind power generation frame structure of claim 1, wherein: before foaming, the frame body (1) is positioned in the middle layer of the foam forming die, so that after foaming, the frame body (1) is positioned in the middle of the foam (2), namely the foam (2) is arranged on two sides of the frame body (1).

6. A floating body consisting of the high-altitude wind power generation frame structure of claim 1 is an airplane-shaped, kite-shaped or parachute-shaped structure formed by a single frame body (1) or formed by splicing a plurality of frame bodies (1), and foam (2) is arranged on one side or two sides of the frame bodies (1) on the floating body.

7. A floating body according to claim 6, wherein: frame body 1 is rectangular form structure, and the downside of frame body (1) one end is for inboard inclined plane structure (11), and the downside of the frame body (1) other end is seted up fluted (12), and aerogenerator (7) hang and establish recess (12) department of being fixed in frame body (1) downside, packs foam (2) in frame body (1), it forms to float the body to assemble side by side along width direction in proper order by a plurality of frame bodies (1).

8. A floating body according to claim 6 or 7, wherein: the floating body is an airplane-shaped, kite-shaped or parachute-shaped structure formed by a single frame body (1), the middle part, the opposite two sides and the front end of the lower side of the airplane-shaped, kite-shaped or parachute-shaped structure are connected with traction ropes (3), the traction ends of the traction ropes (3) are located on the ground, and the retraction and release of the traction ropes (3) are controlled through the ground so as to control the lifting, recovery and release of the floating body as required.

9. A floating body according to claim 6 or 7, wherein: the top of floating the body distributes and is provided with three at least or four screw (4) to start screw (4) and can maintain the stable come-up of floating the body and be accurate, the stiff end of screw (4) is fixed in the carbon fiber pole or the carbon fiber net of frame body (1), and the equal transmission of screw (4) is connected with driving motor (5), and driving motor (5) are connected with power (6), and the control end of driving motor (5) sets up in ground.

10. The method for using the floating body according to claim 8, wherein the method comprises the following steps: firstly, measuring the high-altitude wind speed of a floating body in a set power generation height range, when the wind speed reaches a set value, the floating body and an accessory device fixed on the floating body can stably float in the set power generation height range at least under the set value wind speed, wherein the accessory device comprises a propeller (4) and a wind driven generator, the propeller (4) is started to stably lift the floating body, meanwhile, a traction rope (3) is slowly released to control the lifting stability of the floating body, when the floating body rises to the set power generation height range and is stable, the propeller (4) is closed to stably float the floating body in the high altitude, the floating body can generate power through the wind driven generator attached to the floating body, and the generated power is transmitted to a ground base station through a wire.