CN114109724A - Novel device for wind resistance of stay cable and wind power generation by utilizing wind energy - Google Patents
Novel device for wind resistance of stay cable and wind power generation by utilizing wind energy Download PDFInfo
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- CN114109724A CN114109724A CN202010893775.1A CN202010893775A CN114109724A CN 114109724 A CN114109724 A CN 114109724A CN 202010893775 A CN202010893775 A CN 202010893775A CN 114109724 A CN114109724 A CN 114109724A
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- wind
- speed gear
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- cable
- stator
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- 238000010248 power generation Methods 0.000 title abstract description 7
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/20—Wind motors characterised by the driven apparatus
- F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D11/00—Suspension or cable-stayed bridges
- E01D11/04—Cable-stayed bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/16—Suspension cables; Cable clamps for suspension cables ; Pre- or post-stressed cables
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D15/00—Transmission of mechanical power
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/30—Wind motors specially adapted for installation in particular locations
- F03D9/34—Wind motors specially adapted for installation in particular locations on stationary objects or on stationary man-made structures
- F03D9/43—Wind motors specially adapted for installation in particular locations on stationary objects or on stationary man-made structures using infrastructure primarily used for other purposes, e.g. masts for overhead railway power lines
- F03D9/45—Building formations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/30—Wind power
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Power Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a novel device for wind resistance of a stay cable and power generation by utilizing wind energy, which comprises a stator, a fan blade, a low-speed gear, a high-speed gear, a generator, a fixed support and a wire, wherein the stator is fixed on the stay cable; the whole device is fixed on the stay cable through the stator and the fixing bracket, and the stator cannot rotate relative to the stay cable; the rotor is rotationally connected with the stator; the fan blades rotate under the action of wind power, and the low-speed gear is driven to rotate by the rotor; the low-speed gear and the high-speed gear are meshed with each other, and the low-speed gear drives the high-speed gear to rotate while rotating; the high-speed gear is connected with a generator through a rotating shaft, and the generator converts the kinetic energy of the rotation of the rotating shaft into electric energy. The invention converts the impact of wind on the fan blades into the rotation of the fan blades, converts the impact force of the wind into torque, slows down the swing of the stay cable under the action of wind power, converts kinetic energy generated by the rotation into electric energy through the generator, and realizes the utilization of renewable resources.
Description
Technical Field
The invention relates to the technical field of wind resistance of stay cables, in particular to a novel device for wind resistance of the stay cables and power generation by utilizing wind energy.
Background
With the vigorous development of bridge engineering construction, cable-stayed bridges have become key consideration objects for designers in bridge type selection due to the characteristics of attractive appearance, strong crossing capability and the like. Therefore, cable-stayed bridges are increasingly appearing in our field of vision, particularly in mountainous canyons, estuary rivers and other places where bridge crossing capacity is highly required. The stay cable is the main force transmission part of the cable-stayed bridge, is responsible for transmitting the load on the bridge deck to the tower column, and is very important for the normal use of the whole cable-stayed bridge in terms of stability and safety. When the cable-stayed bridge spans across canyons and rivers, the stay cables usually bear huge transverse wind power due to the terrain, and the cable-stayed bridge can swing with naked eyes seriously, so that the stability and safety of the stay cables are greatly threatened. In addition, the country advocates increasing the utilization rate of renewable resources, and wind energy is a typical renewable resource, and the use of the wind energy for generating electricity is an excellent choice. The invention can reduce the action of transverse wind on the stay cable by absorbing wind energy, ensures the safety and stability of the stay cable under the wind condition, can also convert the wind energy into electric energy for lighting of a bridge, realizes the utilization of renewable resources, reduces the energy consumption of the cable-stayed bridge, and has positive significance for the normal use of the cable-stayed bridge.
Disclosure of Invention
The invention aims to solve the problems and provides a novel device which is simple in structure, convenient to install and obvious in effect, resists wind power and generates power by utilizing wind energy.
The purpose of the invention can be achieved by adopting the following technical scheme:
the novel equipment for supporting the interior of the karst cave is characterized by comprising a stator 23 fixed on a stay cable, a fan blade 21 and a low-speed gear 29 which are connected through a rotor 22, a high-speed gear 24 and a generator 26 which are connected through a rotating shaft 25, a fixing support 27 and an electric wire 28.
As a preferable scheme, the stator 23 is fixed on the stay cable 1, the rotor 22 and the low-speed gear 29 are integrated and are rotationally connected with the stator 23, the fan blade 21 is fixed on the rotor, the wind impacts the fan blade 21 to rotate, and the rotation of the fan blade 21 drives the rotation of the rotor 22 and the low-speed gear 29.
Preferably, the low-speed gear 29 is engaged with the high-speed gear 24, the rotation of the former drives the rotation of the latter, the conversion from the low-speed rotation to the high-speed rotation is realized by the change of the radius of the gear, and the high-speed gear 24 transmits the kinetic energy to the generator 26 through the rotating shaft 25 and converts the kinetic energy into the electric energy.
Preferably, the generator 26 is fixed to the stay cable 1 by a fixing bracket 27, and transmits electric power to the power supply system 3 by an electric wire 28.
As a preferable scheme, the fan blade 21 is composed of eight fan blades, the outer surface shape of each fan blade is two arcs with a certain width, and the rotation direction of the fan blade 21 is clockwise when viewed from one side of the generator 26.
Preferably, the installation direction of the devices 2 is the same as the direction of the stay cables 1, the number of the devices 2 can be determined according to the situation, and the devices 2 are symmetrically distributed by taking the bridge tower as a symmetry axis.
Preferably, the whole set of the device 2 is fixed on the stay cable 1 through the stator 23 and the fixing bracket 27, the stator 23 cannot rotate relative to the stay cable 1, and the rotor 22 and the stator 23 are rotatably connected with each other.
The implementation of the invention has the following beneficial effects:
when the stay cable is subjected to transverse wind power, the fan blades rotate under the impact action of the stay cable, wind energy is absorbed and converted into kinetic energy, and the kinetic energy drives the low-speed gear to rotate through the rotor; the low-speed gear and the high-speed gear are meshed with each other, and the low-speed gear drives the high-speed gear to rotate while rotating; the high-speed gear is connected with a generator through a rotating shaft, and the generator converts the kinetic energy of the rotation of the rotating shaft into electric energy, so that the generator becomes a device for resisting wind power of the stay cable and generating power by utilizing wind energy; the device can reduce the effect of horizontal wind-force to the suspension cable through absorbing wind energy, has ensured the safety and stability of suspension cable at the wind-force condition, can also turn into the electric energy with wind energy to supply the bridge illumination to use, realized renewable resources's utilization, reduced the energy consumption of cable-stay bridge, to cable-stay bridge's normal use, avoid appearing the incident and have positive meaning.
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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a general layout view of a novel device for a stay cable to resist wind and generate power by using wind energy according to the present invention.
Fig. 2 is a detailed view of the novel device for wind power resistance and wind power generation by using the stay cable of the invention.
Fig. 3 is a schematic view of a main rotating body of the novel device for wind resistance and wind power generation by using the stay cable of the invention.
Fig. 4 is a schematic view of a stator of the novel device for resisting wind force and generating power by using wind energy of the stay cable.
Fig. 5 is a schematic view of an auxiliary rotating device of the novel device for resisting wind power and generating power by using wind energy of the stay cable.
Fig. 6 is a detailed view of a stay cable for resisting wind and generating power by using wind energy according to the novel device of the present invention.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Examples
Referring to fig. 2, the present embodiment relates to a novel device for wind resistance and power generation by wind energy of a stay cable, which comprises a stator 23 fixed on the stay cable, a wind blade 21 and a low-speed gear 29 connected by a rotor 22, a high-speed gear 24 and a generator 26 connected by a rotating shaft 25, a fixing bracket 27 and a wire 28. The stator 23 is fixed on the stay cable 1, the rotor 22 and the low-speed gear 29 are an integral body and are rotationally connected with the stator 23, the fan blade 21 is fixed on the rotor, the wind power impacts the fan blade 21 to rotate the fan blade, and the rotation of the fan blade 21 drives the rotor 22 and the low-speed gear 29 to rotate; the low-speed gear 29 is meshed with the high-speed gear 24, the rotation of the low-speed gear drives the rotation of the high-speed gear 24, the conversion from the low-speed rotation to the high-speed rotation is realized through the change of the radius of the gear, and the high-speed gear 24 transmits kinetic energy to the generator 26 through the rotating shaft 25 and converts the kinetic energy into electric energy.
The device can absorb wind energy by utilizing the rotation of the fan blades, reduces the influence of wind power on the stay cable, converts the wind energy into kinetic energy firstly and then into electric energy through energy conversion, and supplies power for the illumination of the bridge floor of the cable-stayed bridge; the device realizes the utilization of renewable resources, reduces the energy consumption of the cable-stayed bridge and has positive significance for the normal use of the cable-stayed bridge.
As shown in fig. 1, the installation direction of the devices 2 is the same as the direction of the stay cables 1, the installation number can be determined according to the situation, and the devices 2 are symmetrically distributed by taking the bridge tower as a symmetry axis; the power supply system 3 is located on the ground of the bridge tower.
As shown in fig. 3, 4, 5 and 6, the low-speed gear 29 is engaged with the high-speed gear 24, the rotation of the former drives the rotation of the latter, the change of the radius of the gear realizes the conversion from the low-speed rotation to the high-speed rotation, and the high-speed gear 24 transmits the kinetic energy to the generator 26 through the rotating shaft 25 and converts the kinetic energy into the electric energy.
The generator 26 is fixed to the stay cable 1 by a fixing bracket 27, and transmits electric power to the power supply system 3 through an electric wire 28.
The fan blade 21 is composed of eight fan blades, the outer surface shape of each fan blade is two arcs with certain width, and the rotation direction of the fan blade 21 is clockwise when viewed from one side of the generator 26.
The whole set of device 2 is fixed on the stay cable 1 through the stator 23 and the fixing bracket 27, the stator 23 cannot rotate relative to the stay cable 1, and the rotor 22 is rotationally connected with the stator 23.
The working principle of the invention is as follows:
as shown in fig. 2, 3, 4, 5 and 6, a novel device for slowing down the swing of a stay cable and generating power by using wind energy comprises a stator 23 fixed on the stay cable 1, a fan blade 21 and a low-speed gear 29 connected through a rotor 22, a high-speed gear 24 and a generator 26 connected through a rotating shaft 25, a fixed bracket 27 and a wire 28; the whole device 2 is fixed on the stay cable 1 through the stator 23 and the fixing bracket 27, and the stator 23 cannot rotate relative to the stay cable 1; the rotor 22 and the stator 23 are mutually connected in a rotating way; the fan blades 21 rotate under the action of wind power, and the low-speed gear 29 is driven to rotate through the rotor 22; the low-speed gear 29 and the high-speed gear 24 are meshed with each other, and the low-speed gear 29 drives the high-speed gear 24 to rotate while rotating; the high-speed gear 24 is connected with the generator 26 through the rotating shaft 25, and the generator 26 converts the kinetic energy of the rotation of the rotating shaft 25 into electric energy. The invention converts the impact of wind on the fan blade 21 into the rotation of the fan blade, converts the impact force of the wind into torque, slows down the swing of the stay cable under the action of wind power, converts kinetic energy generated by the rotation into electric energy through the generator, and realizes the utilization of renewable resources.
While the invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not to be limited to the disclosed embodiment, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
Claims (5)
1. The utility model provides a novel device that is used for oblique pull cable anti-wind power and utilizes wind power to generate electricity which characterized in that, stator 23 is fixed in on the oblique pull cable 1, rotor 22 and low-speed gear 29 be one piece, with stator 23 rotates and is connected, and fan blade 21 is fixed in on the rotor, and wind-force strikes fan blade 21 makes its rotation, the rotation of fan blade 21 is driving rotor 22 and the rotation of low-speed gear 29.
2. The novel device for the stayed cable to resist the wind and generate power by using the wind energy as claimed in claim 1, wherein the low speed gear 29 is engaged with the high speed gear 24, the rotation of the former drives the rotation of the latter, the change of the radius of the gear realizes the conversion from the low speed rotation to the high speed rotation, and the high speed gear 24 transmits the kinetic energy to the generator 26 through the rotating shaft 25 and converts the kinetic energy into the electric energy.
3. The novel device for the stayed cable to resist wind and to generate power using wind power as claimed in claim 2, wherein the generator 26 is fixed to the stayed cable 1 by a fixing bracket 27 and transmits power to the power supply system 3 through a wire 28.
4. The novel device for a stay cable to resist wind and generate power by wind power as claimed in claim 3, wherein the blade 21 comprises eight blades, each blade has an outer surface in the shape of two arcs with a certain width, and the rotation direction of the blade 21 is clockwise when viewed from the side of the generator 26.
5. The novel device for the stayed cable to resist wind and generate power by using wind energy as claimed in claim 4, wherein the installation direction of the device 2 is the same as the direction of the stayed cable 1, the installation amount is determined according to the situation, and the devices 2 are symmetrically distributed by taking the bridge tower as the symmetry axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010893775.1A CN114109724A (en) | 2020-08-28 | 2020-08-28 | Novel device for wind resistance of stay cable and wind power generation by utilizing wind energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010893775.1A CN114109724A (en) | 2020-08-28 | 2020-08-28 | Novel device for wind resistance of stay cable and wind power generation by utilizing wind energy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114109724A true CN114109724A (en) | 2022-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010893775.1A Pending CN114109724A (en) | 2020-08-28 | 2020-08-28 | Novel device for wind resistance of stay cable and wind power generation by utilizing wind energy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114109724A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100032954A1 (en) * | 2005-10-18 | 2010-02-11 | Jonathan Andrew Law | Wind turbine |
| CN208010516U (en) * | 2018-01-10 | 2018-10-26 | 江苏火禾新能源发展有限公司 | Wind generator system |
| CN109295853A (en) * | 2018-11-22 | 2019-02-01 | 华东交通大学 | A kind of windmill type suspension cable vibration insulating system |
-
2020
- 2020-08-28 CN CN202010893775.1A patent/CN114109724A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100032954A1 (en) * | 2005-10-18 | 2010-02-11 | Jonathan Andrew Law | Wind turbine |
| CN208010516U (en) * | 2018-01-10 | 2018-10-26 | 江苏火禾新能源发展有限公司 | Wind generator system |
| CN109295853A (en) * | 2018-11-22 | 2019-02-01 | 华东交通大学 | A kind of windmill type suspension cable vibration insulating system |
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