CN110761932A - Drum-type kinetic energy conversion machine - Google Patents
Drum-type kinetic energy conversion machine Download PDFInfo
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- CN110761932A CN110761932A CN201911153828.XA CN201911153828A CN110761932A CN 110761932 A CN110761932 A CN 110761932A CN 201911153828 A CN201911153828 A CN 201911153828A CN 110761932 A CN110761932 A CN 110761932A
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 65
- 230000007547 defect Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000002457 bidirectional effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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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
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/12—Blades; Blade-carrying rotors
- F03B3/14—Rotors having adjustable blades
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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
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/08—Machine or engine aggregates in dams or the like; Conduits therefor, e.g. diffusors
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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
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
- F03B13/26—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using tide energy
- F03B13/264—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using tide energy using the horizontal flow of water resulting from tide movement
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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
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B17/00—Other machines or engines
- F03B17/06—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head"
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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
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/16—Stators
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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
- Y02E10/20—Hydro energy
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Oceanography (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention relates to water flow energy conversion equipment, in particular to a drum-type kinetic energy conversion machine. The rotor of the converter is arranged on the shell through a rotor shaft, and the rotor is vertically arranged in the rotor bin; the flow-meeting plate is connected with the edges of the rotor outer plates at the upper end and the lower end of the rotor, and the flow-meeting plate is vertically arranged between the upper rotor outer plate and the lower rotor outer plate. The invention provides a drum-type kinetic energy converter, aiming at overcoming the defects of large energy loss, low kinetic energy conversion efficiency, complex structure, large equipment installation difficulty, small single machine installed capacity and the like in the existing water flow energy conversion equipment technology, and the drum-type kinetic energy converter is provided, so that the thrust direction of water flow is consistent with the rotation direction of a rotor, a flow-facing plate is comprehensively stressed, the kinetic energy loss is greatly reduced, the kinetic energy conversion efficiency is greatly improved, the equipment structure is relatively simple, the installation difficulty is greatly reduced, and the single machine installed capacity is greatly improved.
Description
Technical Field
The invention relates to water flow energy conversion equipment, in particular to a drum-type kinetic energy conversion machine.
Background
The existing kinetic energy conversion equipment utilizing water flow energy to generate electricity belongs to vortex (blade) wheel type water flow energy conversion equipment, the principle of the equipment is basically consistent with that of wind energy conversion equipment for wind power generation, the thrust direction of water flow is vertical to the rotation direction of a vortex (blade) wheel, blades receive water flow thrust at a certain angle, the effective stress area is small, the energy loss is large, and the defects of low kinetic energy conversion efficiency, complex equipment structure and the like exist.
Disclosure of Invention
The purpose of the invention is as follows:
in order to overcome the defects of large energy loss, low kinetic energy conversion efficiency, complex structure and the like in the existing water flow energy conversion equipment technology, the invention provides the drum-type kinetic energy converter, so that the thrust direction of water flow is consistent with the rotation direction of the flow-facing plate and the rotation direction of the rotor, the flow-facing plate is stressed comprehensively, the kinetic energy loss is greatly reduced, the kinetic energy conversion efficiency is greatly improved, and the equipment structure is relatively simple.
The technical scheme is as follows:
a drum-type kinetic energy converter, the rotor is installed on outer casing through the rotor shaft, the rotor is installed in rotor storehouse vertically; the flow-meeting plate is connected with the edges of the upper rotor outer plate and the lower rotor outer plate, and the flow-meeting plate is vertically arranged between the upper rotor outer plate and the lower rotor outer plate.
Furthermore, a plurality of flow plates are uniformly arranged on the edges of the upper rotor outer plate and the lower rotor outer plate in the circumferential direction, the flow plates are connected with the upper rotor outer plate and the lower rotor outer plate through flow plate shafts, and the flow plates are vertically arranged between the upper rotor outer plate and the lower rotor outer plate; the rotor shaft passes through the centers of the upper and lower rotor outer plates and is vertically fixed on the upper and lower rotor outer plates; the rotor is connected with the upper surface and the lower surface of the shell through a rotor shaft, and the rotor is vertically arranged in a rotor bin of the shell.
Furthermore, a plurality of pairs of incident flow plate guard rails are arranged at the upper and lower corresponding positions of the edges of the upper and lower rotor outer plates, and the incident flow plate guard rails are attached to the incident flow plates when the rotor is opened; the periphery of the rotor drum is provided with a plurality of flow-meeting plate seats, and the flow-meeting plate seats are attached to the flow-meeting plates when the flow-meeting plates are closed.
Furthermore, four flow plates are uniformly arranged on the edges of the upper rotor outer plate and the lower rotor outer plate in the circumferential direction, four pairs of flow plate guard rails are arranged at corresponding positions on the edges of the upper rotor outer plate and the lower rotor outer plate, and the flow plate guard rails are attached to the flow plates when the rotor is opened.
Furthermore, four flow plates are uniformly arranged on the edges of the upper rotor outer plate and the lower rotor outer plate in the circumferential direction, four flow plate seats are arranged on the periphery of the rotor drum, and the flow plate seats are attached to the flow plates when the flow plates are closed.
Furthermore, rotor bin openings are formed in the left end and the right end of the rotor bin, the rotor bin is communicated with one end of the arc-shaped flow guide channel through the rotor bin opening in the left end, and the other end of the flow guide channel is communicated with the outside; the rotor bin port at the right end of the rotor bin is communicated with the outside.
Furthermore, the flow guide channel on the left side of the rotor bin is communicated with the rotor bin through a rotor bin port on the left end, a rotor bin port on the right end of the rotor bin is communicated with the outside, and an arc surface area with an angle of α is formed on the flow inlet side in the rotor bin between the rotor bin ports on the left end and the right end.
Furthermore, the flow guide channels on the left side and the right side of the rotor bin are in a symmetrical structure with the center of the rotor bin, one end of the flow guide channel on the left side is communicated with the outside, the other end of the flow guide channel on the left side is communicated with the rotor bin through a rotor bin port on the left end, and the flow guide channel on the right side is communicated with the rotor bin through a rotor bin port on the right end.
Furthermore, the flow guide channels on the left side and the right side are communicated with the rotor bin through rotor bin openings at the left end and the right end of the rotor bin, and two cambered surface areas with α degrees are formed between the rotor bin openings at the left end and the right end of the rotor bin.
Furthermore, α is more than 360 degrees/number of flow plates in the cambered surface area of the α angle.
The advantages and effects are as follows:
the invention has the advantages of greatly reduced kinetic energy loss, greatly improved kinetic energy conversion efficiency and simple equipment structure.
Drawings
FIG. 1 is a three-dimensional schematic view of a single-direction kinetic energy converter;
FIG. 2 is a schematic two-dimensional plane view of a single direction kinetic energy converter;
FIG. 3 is a three-dimensional schematic view of a bidirectional kinetic energy converter;
FIG. 4 is a schematic two-dimensional plane view of a bidirectional kinetic energy converter;
FIG. 5 is a three-dimensional perspective view of a rotor;
FIG. 6 is a schematic two-dimensional plan view of a rotor;
FIG. 7 is a three-dimensional perspective view of a housing of the unidirectional kinetic energy converter;
FIG. 8 is a schematic two-dimensional plane view of a shell of the unidirectional kinetic energy converter;
FIG. 9 is a three-dimensional perspective view of a housing of the bi-directional kinetic energy converter;
FIG. 10 is a schematic two-dimensional plan view of a bi-directional kinetic energy converter housing;
FIG. 11 is a schematic three-dimensional view of an incident flow plate;
fig. 12 is a schematic two-dimensional plane view of an incident flow plate.
Description of reference numerals:
1. the rotor comprises a shell, a flow guide channel 2, a rotor bin 3, a rotor bin opening 4, a cambered surface area with an angle of 5- α, a rotor 6, a rotor roller 7, a rotor outer plate 8, a flow incident plate seat 9, a flow incident plate guard rail 10, a rotor shaft 11, a flow incident plate 12 and a flow incident plate shaft 13.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
as shown in figures 1, 2, 3 and 4, the drum-type kinetic energy converter comprises a shell 1 and a rotor 6, as shown in figures 7, 8, 9 and 10, the internal structure of the shell 1 comprises a flow guide channel 2 and a rotor bin 3, rotor bin ports 4 are arranged at the left end and the right end of the rotor bin 3, the rotor bin 3 is connected and communicated with the flow guide channel 2 through the rotor bin ports 4, an arc surface area 5 with an angle of α is formed between the rotor bin ports 4 at the left end and the right end of the rotor bin 3, wherein α in the arc surface area with an angle of α is larger than 360 degrees divided by the number of flow plates, namely α is larger than 360 degrees/number of the flow plates, as shown in figures 5, 6, 11 and 12, the rotor 6 comprises a rotor drum 7, upper and lower rotor outer plates 8, a rotor shaft 11 and a plurality of flow plates 12, the upper and lower rotor outer plates 8 are arranged at the two ends of the rotor drum 7, the rotor shaft 11 penetrates through the centers of the upper and lower rotor outer plates 13 and is vertically arranged on the upper and lower rotor outer plates 8 of the shell, and is connected with the shell 1 and the lower rotor shaft 1 through bearings, the upper and the lower rotor outer plates 13, and the rotor shaft 1, and the rotor outer plates 13, and is connected with the upper and the lower rotor shaft 1 as shown in the lower shell plates 1 and the upper and the lower shell plates 1, and the rotor shaft 1.
When water flow enters from the diversion channel 2 and enters the rotor bin 3 through the rotor bin mouth 4 at one end of the rotor bin 3, the flow board 12 entering the area of the rotor bin mouth 4 is pushed to rotate towards a closed direction, when the flow board 12 enters the cambered surface area 5 with an angle of α, the flow board 12 is attached to the flow board seat 9 to achieve a completely closed state, in the cambered surface area 5 with an angle of α, the water flow pushes the flow board 12 in a vertical direction, the flow board 12 completely receives water flow thrust, under the thrust action of the water flow, the flow board 12 drives the rotor 6 to rotate, the rotor shaft 11 rotates along with the rotor 6 and outputs kinetic energy, at the moment, the thrust direction of the water flow, the rotation direction of the flow board 12 and the rotation direction of the rotor 6 are kept consistent, when the cambered surface area 5 with the angle of α of the flow board 12 enters the area of the rotor bin mouth 4 at the other end of the rotor bin mouth 3, the flow board 12 pushes the rotating water flow out from the front side of the rotor bin mouth 4, the water flow board 12 gradually disappears, the water flow board 12 is attached to the rotor bin mouth, and the flow board 12 is completely opened until the flow board 12 and the flow board enters the flow area, and the rotor bin mouth is completely rotates along with the flow board seat, when the rotor inlet of the rotor is opened.
As shown in fig. 5 and 6, the incident plate 12 is connected with the edges of the upper and lower rotor outer plates 8 through an incident plate shaft 13, is vertically installed between the upper and lower rotor outer plates 8, and is limited by the incident plate seat 9 and the incident plate guard rail 10, and the incident plate 12 can rotate back and forth between the incident plate seat 9 and the incident plate guard rail 10; the flow board 12 is attached to the flow board seat 9 when completely closed, and the flow board 12 is attached to the flow board guard rail 10 when completely opened.
As shown in fig. 1, 2, 3 and 4, the flow-meeting plate 12 is connected with the edges of the upper and lower rotor outer plates 8 through a flow-meeting plate shaft 13 and vertically installed between the upper and lower rotor outer plates 8; the incident flow plate 12 can rotate between the incident flow plate seat 9 and the incident flow plate guard rail 10 in a reciprocating way; when the incident flow plate 12 enters the area of the rotor bin opening 4 at the inflow end, the incident flow plate 12 rotates towards the closing direction in time under the thrust of water flow; when the incident flow plate 12 enters the area of the rotor bin opening 4 at the outflow end, the incident flow plate 12 rotates towards the opening direction in time under the action of water resistance on the back of the incident flow plate 12.
As shown in figures 1, 2, 3 and 4, the flow guide channel 2 is communicated with the rotor bin 3 through the rotor bin port 4, the flow guide channel 2 is arc-shaped, the sectional area of the flow guide channel 2 is reduced from large to small according to the inflow direction, the water flow speed reaching an arc surface area 5 with an angle of α through the flow guide channel 2 and the rotor bin port 4 is accelerated, the water flow direction is changed, and the water flow vertically pushes the flow meeting plate 12 in the arc surface area 5 with an angle of α.
As shown in fig. 1, 2, 3 and 4, the flow plates 12 are uniformly distributed along the edges of the upper and lower outer rotor plates 8, and vertically installed between the upper and lower outer rotor plates 8, the included angle between adjacent flow plates 12 is equal to 360 °/the number of flow plates 12, α in the cambered area 5 at α angle in the rotor bin 3 is greater than 360 °/the number of flow plates 12, so that at least one flow plate 12 is always in the cambered area 5 at α angle, and at least one flow plate 12 constantly receives the thrust of water flow to continuously drive the rotor 6 to rotate.
As shown in fig. 1, 2, 3 and 4, in the cambered surface area 5 at an angle of α, the flow-facing plate 12 is completely closed, water flow vertically pushes the flow-facing plate 12, the flow-facing plate 12 completely receives water flow thrust, the thrust borne by the flow-facing plate 12 is the "maximum", after the flow-facing plate 12 rotates out of the cambered surface area 5 at an angle of α, the flow-facing plate 12 enters the front of the rotor bin opening 4 at the inflow end again, only the side surface of the flow-facing plate 12 is subjected to water resistance, the stress area is small, the resistance borne is the "minimum", the thrust borne by the flow-facing plate 12 is far greater than the resistance borne, and the rotor 6 is kept to continuously rotate and output kinetic energy.
Example 1:
a unidirectional drum-type kinetic energy converter.
The unidirectional drum type kinetic energy converter is suitable for converting kinetic energy of unidirectional water flow, for example, suitable for unidirectional flowing ocean current environments installed in rivers, reservoirs and oceans. Currently, the largest installed ocean current energy generator set in the world has a capacity of 3.4 megawatts. Through preliminary calculation, the installed capacity of a single machine can reach more than 10 megawatts in the ocean current environment; in river and reservoir environments, the installed capacity of a single machine can be larger.
As shown in fig. 1 and 2, the unidirectional kinetic energy converter includes a housing 1 and a rotor 6, as shown in fig. 7 and 8, the housing 1 includes a flow guide channel 2 and a rotor chamber 3, rotor chamber ports 4 are provided at left and right ends of the rotor chamber 3, one end of the flow guide channel 2 is communicated with the outside, the other end is communicated with the rotor chamber 3 through the rotor chamber port 4 at the left end, the rotor chamber port 4 at the right end is communicated with the outside, an arc surface area 5 with an angle of α is formed at the inflow side in the rotor chamber 3 between the rotor chamber ports 4 at the left and right ends of the rotor chamber 3, in this embodiment 1, the scheme of four flow-facing plates 12 is adopted, and α in the arc surface area 5 with an angle of α takes a value of > 90 °.
As shown in fig. 5, 6, 11 and 12, the rotor 6 includes a rotor drum 7, upper and lower rotor outer plates 8, a rotor shaft 11 and four flow-meeting plates 12; the two ends of the rotor roller 7 are provided with an upper rotor outer plate 8 and a lower rotor outer plate 8; the rotor shaft 11 passes through the centers of the upper and lower rotor outer plates 8 and is vertically and fixedly arranged on the upper and lower rotor outer plates 8; the four flow-meeting plates 12 are uniformly distributed at 90 degrees, are connected with the edges (referring to the areas close to the edges, the same below) of the upper rotor outer plate 8 and the lower rotor outer plate 8 through flow-meeting plate shafts 13 and are vertically arranged between the upper rotor outer plate 8 and the lower rotor outer plate 8; the periphery of the rotor roller 7 is correspondingly provided with four incident plate seats 9 with four incident plates 12, the incident plate seats 9 are in a strip shape, the length of the incident plate seats is equal to the side length of one side, which is jointed with the incident plate seats 9, of the incident plates 12, the four incident plate seats 9 are uniformly distributed with 90-degree included angles, the four incident plate seats are fixedly arranged on the periphery of the rotor roller according to the direction vertical to the upper rotor outer plate 8 and the lower rotor outer plate 8, and the incident plate seats 9 are jointed with the incident plates 12 when the rotor roller is closed; four pairs of incident flow plate guard rails 10 are arranged at the corresponding positions of the upper rotor outer plate 8 and the lower rotor outer plate 8 in pairs, the incident flow plate guard rails 10 are arc-shaped, the arc shapes of the incident flow plate guard rails are concentric arcs with the edges of the upper rotor outer plate 8 and the lower rotor outer plate 8 and the arc-shaped edges of the incident flow plate 12 attached to the incident flow plate guard rails 10, the four pairs of incident flow plate guard rails 10 are uniformly distributed at included angles of 90 degrees, and the incident flow plate guard rails 10 are attached to the incident flow plate 12 when the rotor is opened.
As shown in fig. 1 and 2, the rotor 6 is vertically installed in the rotor housing 3 by being connected to the upper and lower surfaces of the housing 1 via a rotor shaft 11.
The method comprises the steps that water flow enters from a flow guide channel 2 and enters a rotor bin 3 through a rotor bin port 4 at the left end, a flow board 12 entering the area of the rotor bin port 4 is pushed to rotate in a closing direction, when the flow board 12 enters an arc surface area 5 with an angle of α, the flow board 12 is attached to a flow board seat 9 to achieve a completely closed state, the water flow pushes the flow board 12 in a vertical direction in the arc surface area 5 with an angle of α, the flow board 12 receives the thrust of the water flow completely, the flow board 12 drives a rotor 6 to rotate under the thrust of the water flow, a rotor shaft 11 rotates along with the rotor 6 and outputs kinetic energy, at the moment, the thrust direction of the water flow, the rotation direction of the flow board 12 and the rotation direction of the rotor 6 are kept consistent, when the arc surface area 5 rotating out at an angle of α of the flow board 12 enters the area of a rotor bin port 4 at the right end, the flow board 12 pushes the rotating water flow out of the rotor bin port 4 from the front side to flow board, the front side, the thrust of the flow board 12 disappears gradually, the water flow board is blocked by the back side, the flow board 12 rotates until the rotor bin port is opened, the flow board 12 is attached to the rotor bin port, the rotor bin port is opened again, and the rotor is opened, and.
The four flow plates 12 are connected with the edges of the upper rotor outer plate 8 and the lower rotor outer plate 8 through flow plate shafts 13, are vertically arranged between the upper rotor outer plate 8 and the lower rotor outer plate 8 and are limited by flow plate seats 9 and flow plate guard rails 10, and each flow plate 12 can rotate between the corresponding flow plate seat 9 and flow plate guard rail 10 in a reciprocating manner; the flow plates 12 are attached to the corresponding flow plate seats 9 when completely closed, and the flow plates 12 are attached to the corresponding flow plate guard rails 10 when completely opened.
The four flow plates 12 are connected with the edges of the upper rotor outer plate 8 and the lower rotor outer plate 8 through flow plate shafts 13 and are vertically arranged between the upper rotor outer plate 8 and the lower rotor outer plate 8; each flow-meeting plate 12 can rotate back and forth between the corresponding flow-meeting plate seat 9 and the flow-meeting plate guard rail 10; when the incident flow plate 12 enters the region of the rotor bin opening 4 at the left end, the incident flow plate 12 timely rotates towards the closing direction under the thrust of water flow; when the incident flow plate 12 enters the right rotor bin opening 4 area, the incident flow plate 12 rotates towards the opening direction in time under the action of water resistance on the back of the incident flow plate 12.
The flow guide channel 2 is communicated with the rotor bin 3 through a rotor bin port 4 at the left end, the flow guide channel 2 is arc-shaped, the sectional area is reduced from large to small according to the inflow direction, the water flow reaching the cambered surface area 5 with the angle of α is accelerated, the water flow direction is changed, and the water flow vertically pushes the flow meeting plate 12 in the cambered surface area 5 with the angle of α.
As shown in fig. 1 and 2, four flow plates 12 are uniformly distributed along the edges of the upper and lower rotor outer plates 8, and vertically installed between the upper and lower rotor outer plates 8, the included angle between adjacent flow plates 12 is 90 °, and α of the α -angle arc surface area 5 in the rotor bin 3 is greater than 90 °, so that at least one flow plate 12 is always positioned in the α -angle arc surface area 5, and at least one flow plate 12 constantly receives the thrust of water flow and continuously drives the rotor 6 to rotate.
In the cambered surface area 5 with the angle of α, the flow board 12 is completely closed, water flow vertically pushes the flow board 12, the flow board 12 completely receives water flow thrust, the water flow thrust borne by the flow board 12 is the largest, when the flow board 12 rotates out of the cambered surface area 5 with the angle of α and enters the front of the rotor bin opening 4 area at the left end of the rotor bin 3 again, the flow board 12 only bears water resistance on the side surface, the stress area is small, the resistance borne by the flow board 12 is the smallest, the thrust borne by the flow board 12 is far larger than the resistance borne, and the rotor 6 is kept to continuously rotate and output kinetic energy.
Example 2:
a bidirectional drum-type kinetic energy converter.
In the ocean, the existing ocean (water) flow energy conversion equipment for generating electricity by utilizing ocean current energy has the defects of high energy loss, low kinetic energy conversion efficiency, complex equipment structure, high installation difficulty, small single machine installed capacity and the like. Therefore, the invention also designs a bidirectional drum-type kinetic energy converter. In the environment of ocean tidal flow, the bidirectional drum-type kinetic energy converter can receive the kinetic energy of ocean (water) flow from two opposite directions for conversion according to the characteristic that the flow direction of tidal flow is changed regularly in the opposite directions. Currently, the installed capacity of the world's maximum ocean current energy generator set is 3.4 megawatts. Through preliminary calculation, the installed capacity of a single machine can reach more than 10 megawatts in the ocean current environment.
As shown in fig. 3 and 4, the bidirectional drum-type kinetic energy converter includes a housing 1 and a rotor 6, as shown in fig. 9 and 10, flow guide channels 2 are disposed on both sides of an internal structure of the housing 1, the flow guide channels 2 on both sides are symmetrical to the center of a rotor bin 3, one end of the flow guide channel 2 on the left side is communicated with the outside, the other end is communicated with the rotor bin 3 through a rotor bin port 4 on the left end, the rotor bin 3 is communicated with the flow guide channel 2 on the right side through a rotor bin port 4 on the right end, two arc surface regions 5 with α degrees are formed between the rotor bin ports 4 on the left and right ends, in this embodiment 2, four flow-facing plates are adopted, and α in the arc surface region 5 with α degrees takes a value of > 90.
As shown in fig. 5, 6, 11 and 12, the rotor 6 includes a rotor drum 7, upper and lower rotor outer plates 8, a rotor shaft 11 and four flow-meeting plates 12; an upper rotor outer plate 8 and a lower rotor outer plate 8 are arranged at two ends of the rotor roller 7; the rotor shaft 11 passes through the centers of the upper and lower rotor outer plates 8 and is vertically and fixedly arranged on the upper and lower rotor outer plates 8; the four flow-meeting plates 12 are uniformly distributed at 90 degrees, are connected with the edges (referring to the areas close to the edges, the same below) of the upper rotor outer plate 8 and the lower rotor outer plate 8 through flow-meeting plate shafts 13 and are vertically arranged between the upper rotor outer plate 8 and the lower rotor outer plate 8; the periphery of the rotor drum 7 is provided with four incident plate seats 9 corresponding to the four incident plates 12, the four incident plate seats 9 are uniformly distributed at 90-degree included angles, and the incident plate seats 9 are attached to the incident plates 12 when the incident plates are closed; four pairs of incident flow plate guard rails 10 are arranged at corresponding positions of the upper rotor outer plate 8 and the lower rotor outer plate 8 in pairs, the four pairs of incident flow plate guard rails 10 are uniformly distributed at 90-degree included angles, and the incident flow plate guard rails 10 are attached to an incident flow plate 12 when the rotor is opened.
As shown in fig. 3 and 4, the rotor 6 is vertically installed in the rotor housing 3 by being connected to the upper and lower surfaces of the housing 1 through a rotor shaft 11.
Sea (water) flow enters from a diversion channel 2 at one side, enters a rotor bin 3 through a rotor bin port 4 at the inflow end of the rotor bin 3 and pushes an incident flow plate 12 entering the area of the rotor bin port 4 to rotate towards a closed direction, when the incident flow plate 12 enters an arc surface area 5 at an angle of α, the incident flow plate 12 is attached to an incident flow plate seat 9 to achieve a completely closed state, in the arc surface area 5 at an angle of α, the sea (water) flow pushes the incident flow plate 12 in a vertical direction, the incident flow plate 12 completely receives sea (water) flow thrust, under the thrust action of the sea (water) flow, the incident flow plate 12 drives the rotor 6 to rotate, a rotor shaft 11 rotates along with the rotor 6 and outputs kinetic energy, at the moment, the thrust direction of the sea (water) flow, the rotation direction of the incident flow plate 12 and the rotation direction of the rotor 6 are consistent, when the arc surface area 5 at an angle of α enters the area of the rotor bin port 4 at one end of the rotor bin 3, the incident flow plate 12 pushes the front side of the rotor to flow (water) to achieve the effect that the rotor head side of the rotor 3 flows through the diversion channel 3, the incident flow plate 12 and the rotor 4, the incident flow plate 12 gradually rotates along with the flow guide rail, and the flow plate 12, when the rotor is completely attached to the rotor 4, the rotor is attached to stop the sea (water flow, the rotor 12, the rotor is opened, the rotor 12, the rotor 4, the rotor 12, the sea (water flow) flow is completely attached to stop the flow, the sea.
As shown in fig. 5 and 6, four flow plates 12 are connected to the edges of the upper and lower rotor outer plates 8 through flow plate shafts 13, vertically installed between the upper and lower rotor outer plates 8, and limited by flow plate seats 9 and flow plate guard rails 10, and each flow plate 12 can rotate back and forth between the corresponding flow plate seat 9 and flow plate guard rail 10; the flow plates 12 are attached to the corresponding flow plate seats 9 when completely closed, and the flow plates 12 are attached to the corresponding flow plate guard rails 10 when completely opened.
The four flow plates 12 are connected with the edges of the upper rotor outer plate 8 and the lower rotor outer plate 8 through flow plate shafts 13 and are vertically arranged between the upper rotor outer plate 8 and the lower rotor outer plate 8; each flow-meeting plate 12 can rotate back and forth between the corresponding flow-meeting plate seat 9 and the flow-meeting plate guard rail 10; when the flow-meeting plate 12 enters the area of the rotor bin opening 4 at the inflow end of the rotor bin 3, the flow-meeting plate 12 rotates in a closing direction in time under the thrust of sea (water) flow; when the flow-meeting plate 12 enters the area of the rotor bin opening 4 at the outflow end of the rotor bin 3, the flow-meeting plate 12 rotates in time towards the opening direction under the action of water resistance on the back of the flow-meeting plate 12.
The flow guide channel 2 is communicated with the rotor bin 3 through a rotor bin port 4 at one end of the rotor bin 3, the flow guide channel 2 is arc-shaped, the sectional area of the flow guide channel is reduced from large to small according to the inflow direction, the speed of the sea (water) flow entering an arc surface area 5 with an angle of α is accelerated, the direction of the sea (water) flow is changed, and the sea (water) flow vertically pushes an oncoming flow plate 12 in the arc surface area 5 with an angle of α.
As shown in fig. 3, 4, 5 and 6, four flow plates 12 are uniformly distributed along the edges of the upper and lower outer rotor plates 8, and vertically installed between the upper and lower outer rotor plates 8, the included angle between adjacent flow plates 12 is 90 °, α of the α -degree arc surface area 5 in the rotor bin 3 is greater than 90 °, so that at least one flow plate 12 is always located in the α -degree arc surface area 5, and at least one flow plate 12 constantly receives the thrust of the sea (water) flow to continuously drive the rotor 6 to rotate.
In the cambered surface area 5 with the angle of α, the flow board 12 is completely closed, the flow board 12 is vertically pushed by sea (water) flow, the flow board 12 completely receives sea (water) flow thrust, the sea (water) flow thrust borne by the flow board 12 is the largest, after the flow board 12 rotates out of the cambered surface area 5 with the angle of α, the flow board 12 only bears water resistance on the side surface before entering the rotor bin mouth 4 area at the inflow end again, the stress area is small, the resistance borne by the flow board 12 is the smallest, the thrust borne by the flow board 12 is far larger than the resistance borne, and the rotor 6 is kept to continuously rotate and output kinetic energy.
Claims (10)
1. A drum-type kinetic energy conversion machine is characterized in that: the rotor (6) is arranged on the shell (1) through a rotor shaft (11), and the rotor (6) is vertically arranged in the rotor bin (3); the flow-meeting plate (12) is connected with the edges of the upper rotor outer plate (8) and the lower rotor outer plate (8) of the rotor (6), and the flow-meeting plate (12) is vertically arranged between the upper rotor outer plate and the lower rotor outer plate (8).
2. A drum type kinetic energy conversion machine as defined in claim 1, wherein: a plurality of flow plates (12) are uniformly arranged on the edge of the upper rotor outer plate (8) and the lower rotor outer plate (8) in the circumferential direction, the flow plates (12) are connected with the upper rotor outer plate (8) and the lower rotor outer plate (8) through flow plate shafts (13), and the flow plates (12) are vertically arranged between the upper rotor outer plate and the lower rotor outer plate (8); the rotor shaft (11) penetrates through the centers of the upper and lower rotor outer plates (8) of the rotor (6) and is vertically fixed on the upper and lower rotor outer plates (8), the rotor (6) is connected with the upper and lower surfaces of the shell (1) through the rotor shaft (11), and the rotor (6) is vertically installed in the rotor bin (3) of the shell (1).
3. A drum type kinetic energy conversion machine as defined in claim 1 or 2, wherein: a plurality of pairs of incident flow plate guard rails (10) are correspondingly arranged above and below the edges of upper and lower rotor outer plates (8) of the rotor (6), and the incident flow plate guard rails (10) are attached to an incident flow plate (12) when the rotor is opened; the periphery of the rotor drum (7) is provided with a plurality of flow plate seats (9), and the flow plate seats (9) are attached to the flow plates (12) during closing.
4. A drum type kinetic energy conversion machine as defined in claim 2, wherein: four flow plates (12) are uniformly arranged on the edges of the upper rotor outer plate (8) and the lower rotor outer plate (8) in the circumferential direction, four pairs of flow plate guard rails (10) are correspondingly arranged on the edges of the upper rotor outer plate and the lower rotor outer plate (8), and the flow plate guard rails (10) are attached to the flow plates (12) when the rotor is opened.
5. A drum type kinetic energy conversion machine as defined in claim 2, wherein: four flow plates (12) are uniformly arranged on the edge of the upper rotor outer plate (8) and the lower rotor outer plate (8) in the circumferential direction, four flow plate seats (9) are arranged on the periphery of the rotor drum (7), and the flow plate seats (9) are attached to the flow plates (12) during closing.
6. A drum type kinetic energy conversion machine as defined in claim 1, wherein: rotor bin openings (4) are formed in the left end and the right end of the rotor bin (3), the rotor bin (3) is communicated with one end of the arc-shaped flow guide channel (2) through the rotor bin opening (4) in the left end, the other end of the flow guide channel (2) is communicated with the outside, and the rotor bin opening (4) in the right end of the rotor bin (3) is communicated with the outside.
7. A drum-type kinetic energy converter as claimed in claim 6, wherein the flow guide channel (2) on the left side of the rotor chamber (3) is connected to and communicated with the rotor chamber (3) through the rotor chamber opening (4) on the left end, the rotor chamber opening (4) on the right end of the rotor chamber (3) is communicated with the outside, and an α -degree arc surface region (5) is formed between the rotor chamber openings (4) on the left and right ends on the inflow side in the rotor chamber (3).
8. A drum type kinetic energy conversion machine as defined in claim 1, wherein: the flow guide channels (2) on the left side and the right side of the rotor bin (3) are in a symmetrical structure with the center of the rotor bin (3), one end of the flow guide channel (2) on the left side is communicated with the outside, the other end of the flow guide channel is communicated with the rotor bin (3) through a rotor bin opening (4) on the left end, and the flow guide channel (2) on the right side is communicated with the rotor bin (3) through a rotor bin opening (4) on the right end.
9. A drum-type kinetic energy converter as claimed in claim 8, wherein the flow guide channels (2) on the left and right sides are connected and communicated with the rotor chamber (3) through the rotor chamber ports (4) on the left and right ends of the rotor chamber (3), and two α -degree arc surface regions (5) are formed between the rotor chamber (3) and the rotor chamber ports (4) on the left and right ends of the rotor chamber (3).
10. A drum-type kinetic energy converter as claimed in claim 7 or 9, wherein α ° is more than 360 °/the number of flow-meeting plates (12) in the α ° arc area (5).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019110643768 | 2019-11-04 | ||
| CN201911064376 | 2019-11-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110761932A true CN110761932A (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911153828.XA Pending CN110761932A (en) | 2019-11-04 | 2019-11-22 | Drum-type kinetic energy conversion machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114109709A (en) * | 2021-10-18 | 2022-03-01 | 潍坊新力蒙水产技术有限公司 | Reinforcing device of bidirectional energy-gathering water flow power generation device |
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| GB2461983A (en) * | 2008-07-23 | 2010-01-27 | Harold Birkett | Water turbine with unidirectional rotation |
| FR2976979A1 (en) * | 2011-06-23 | 2012-12-28 | Saunier Christian Georges Gerard | System for converting kinetic energy of aquatic currents naturally available across water in e.g. oceans, to rotation torque, has rotor rotated to cause flow of current to exert reverse pressure on blades to automatically open blades |
| CN203130331U (en) * | 2013-03-29 | 2013-08-14 | 三峡大学 | Tangential flow passage type water turbine |
| CN106981948A (en) * | 2017-05-26 | 2017-07-25 | 彭金富 | A kind of Magnetic drive generator and electricity generation system |
| CN210948969U (en) * | 2019-11-04 | 2020-07-07 | 大连宏立新能源科技有限公司 | Drum-type kinetic energy conversion machine |
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2019
- 2019-11-22 CN CN201911153828.XA patent/CN110761932A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2461983A (en) * | 2008-07-23 | 2010-01-27 | Harold Birkett | Water turbine with unidirectional rotation |
| FR2976979A1 (en) * | 2011-06-23 | 2012-12-28 | Saunier Christian Georges Gerard | System for converting kinetic energy of aquatic currents naturally available across water in e.g. oceans, to rotation torque, has rotor rotated to cause flow of current to exert reverse pressure on blades to automatically open blades |
| CN203130331U (en) * | 2013-03-29 | 2013-08-14 | 三峡大学 | Tangential flow passage type water turbine |
| CN106981948A (en) * | 2017-05-26 | 2017-07-25 | 彭金富 | A kind of Magnetic drive generator and electricity generation system |
| CN210948969U (en) * | 2019-11-04 | 2020-07-07 | 大连宏立新能源科技有限公司 | Drum-type kinetic energy conversion machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114109709A (en) * | 2021-10-18 | 2022-03-01 | 潍坊新力蒙水产技术有限公司 | Reinforcing device of bidirectional energy-gathering water flow power generation device |
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