CN110212722A - A kind of oblique pole double freedom permanent magnet generator of direct-drive type power generation with marine energy bimorph transducer - Google Patents
A kind of oblique pole double freedom permanent magnet generator of direct-drive type power generation with marine energy bimorph transducer Download PDFInfo
- Publication number
- CN110212722A CN110212722A CN201910558058.0A CN201910558058A CN110212722A CN 110212722 A CN110212722 A CN 110212722A CN 201910558058 A CN201910558058 A CN 201910558058A CN 110212722 A CN110212722 A CN 110212722A
- Authority
- CN
- China
- Prior art keywords
- permanent magnet
- mover
- energy
- oblique pole
- power generation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- 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
- F03B13/262—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 relative movement between a tide-operated member and another member
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/04—Machines with one rotor and two stators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K35/00—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit
- H02K35/02—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit with moving magnets and stationary coil systems
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
- H02K2201/18—Machines moving with multiple degrees of freedom
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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
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
Abstract
The present invention relates to a kind of oblique pole double freedom permanent magnet generators of direct-drive type power generation with marine energy bimorph transducer.Using ectonexine double-stator structure, double winding coiling direction is perpendicular in two sets of stators, respectively circumferentially, axial coiling；Swivel bearing connection is embedded by linear motion bearing between circular shaft and waterproof case, realizes mover straight line, rotary relative movements；Mover embeds permanent magnet, and axially adjacent permanent magnet magnetizing direction is on the contrary, circumferentially oblique pole arrangement；Mover linear motion mechanical energy is converted wave energy by float, generates switching field along axial, motional electromotive force is really felt in circumferential coil, realizes wave-energy power generation；Tide energy is converted into mover rotating mechanical energy by impeller, due to the oblique pole of permanent magnet, circumferentially generates switching field, the induced electromotive force in axial coil realizes tidal power；Oblique pole reduces cogging force, improves power generating quality.The present invention utilizes wave energy, tide energy simultaneously, has the characteristics that generating efficiency is high, is suitable for popularization and application.
Description
Technical field
It is specifically a kind of logical the present invention relates to the oblique pole double freedom permanent magnet generator of direct-drive type power generation with marine energy bimorph transducer
It crosses using bimorph transducer, the oblique pole structure of mover, wave energy, tide is directly utilized by mover straight line, rotation double freedom movement simultaneously
The permanent magnet generator that nighttide can generate electricity.
Background technique
Ocean energy is one of field of new energy generation of greatest concern at present.China mainland coastline is up to 1.8 ten thousand kilometers,
Power generation with marine energy is rationally utilized, can effectively solve the problems, such as China's energy shortage, there are great market prospects.
Wave energy and tide energy are main component parts in ocean energy.Currently, for wave energy and tidal power system
System and generator have more research work.But it is mainly linear motor due to directly driving wave energy generator, straight line can only be utilized
Motion mechanical energy；Direct-drive type tital generator is mainly rotating electric machine, can only utilize rotary motion mechanical energy；Separate unit generates electricity at present
Machine can only limit energy utilization efficiency using one of two kinds of ocean energies.
Permanent magnet generator has the characteristics that efficient, high power density, in recent years in new energy due to using permanent magnet excitation
Power field has received widespread attention and pays much attention to.In conjunction with the characteristics of wave energy, tide energy and magneto, exploitation can be with
Directly it is of great significance and is worth using the permanent magnet generator of wave energy linear motion, tide energy rotary motion simultaneously.
Summary of the invention
Goal of the invention
The object of the present invention is to provide a kind of oblique pole double freedom permanent magnet generator of direct-drive type power generation with marine energy bimorph transducer,
Using bimorph transducer, the oblique pole structure of mover, wherein mover is directly driven by wave energy, tide energy, has straight line, rotation double freedom
Locomitivity, while utilizing wave energy, tidal power.
Technical solution
A kind of oblique pole double freedom permanent magnet generator of direct-drive type power generation with marine energy bimorph transducer, including it is waterproof case (1), outer
Layer stator core (2), internal layer stator core (3), outer coil winding (4), inner coil winding (5), mover core (6), forever
Magnet (7), circular shaft (8), linear motion bearing (9), swivel bearing (10), float (11) and impeller (12), it is characterised in that: anti-
Water shell (1) wraps up cylinder-shaped double-stator permanent magnet generator；Two sets of stator cores (2) and (3), double winding are used in motor
(4) and (5), two sets of stator cores are separately mounted to mover core medial and lateral, and double winding coiling direction is perpendicular, can outer layer
The coiling of winding (4) circumferential direction, the axial coiling of internal layer winding (5), also can the axial coiling of outer layer winding (4), internal layer winding (5) circumferentially around
System；Embedded radially charging permanent magnet (7) of mover core (6), permanent magnet circumferentially oblique pole arrangement；Mover core (6) and circular shaft
(8) fixed, with circular shaft straight line, rotary motion；Linear motion bearing (9) embeds swivel bearing (10), and swivel bearing is installed on circle
On the outside of axis (8), linear motion bearing is installed on the inside of waterproof case (1)；Circular shaft (8) and float (11) are fixed, float outer circle peace
It fills impeller (12).
Advantage and effect
Compared with prior art, advantages of the present invention and good effect are as follows:
The present invention receives wave energy by float and is converted to mover linear motion mechanical energy, the leaf installed by float outer circle
Wheel receives tide energy and is converted to mover rotating mechanical energy.Swivel bearing, which is embedded, by linear motion bearing realizes circular shaft straight line, rotation
Turn the cooperation between double freedom movement and static waterproof case.Permanent magnet is arranged by circumferentially oblique pole, on the one hand reduces fortune
Dynamic process cogging force, improves power generating quality；No matter one side moves along a straight line, rotary motion can generate switching field,
Wherein circumferential coil is inducted by permanent magnet linear motion switching field, axial coil by permanent magnet rotary motion switching field
Electromotive force realizes the efficient utilization of linear motion wave energy, rotary motion tide energy.
Detailed description of the invention
Fig. 1 is the oblique pole double freedom permanent-magnet electric generator system basic structure of direct-drive type power generation with marine energy bimorph transducer.
Fig. 2 is the coiling of outer layer winding circumferential direction, internal layer axis of winding coiling direct-drive type power generation with marine energy bimorph transducer is tiltedly extremely double
Degree-of-freedom permanent magnet generator basic structure.Wherein, (a) is the coiling of outer layer winding circumferential direction, internal layer axis of winding winding structure；(b)
For the coiling of outer layer axis of winding, internal layer winding circumferential direction winding structure.
Fig. 3 is mover expanded view.
Description of symbols:
1. waterproof case, 2. outer layer stator cores, 3. internal layer stator cores, 4. outer coil windings, 5. inner coils around
Group, 6. mover cores, 7. permanent magnets, 8. circular shafts, 9. linear motion bearings, 10. swivel bearings, 11. floats, 12. impellers, 13.
Monolithic permanent magnet, the axially adjacent monolithic permanent magnet of 14. permanent magnets (13), the circumferentially-adjacent monolithic permanent magnet of 15. permanent magnets (13).
Specific embodiment:
Following further describes the present invention with reference to the drawings:
As shown in Figure 1, waterproof case (1) wraps up cylinder-shaped double-stator permanent magnet generator, waterproof case (1) is fixed with the external world
It remain stationary；Waterproof case (1) is fixed in motor outer layer stator core (2), internal layer stator core (3)；Permanent magnet (7) embeds
In mover core (6), mover core (6) is linked with circular shaft (8) upper end, and three can move synchronously；In linear motion bearing (9)
Embedding swivel bearing (10), swivel bearing are installed on the outside of circular shaft (8), and linear motion bearing is installed on the inside of waterproof case (1)；By
It is connected between circular shaft (8) and waterproof case (10) by linear motion bearing (9) and swivel bearing (10), stator core (6), forever
Magnet (7) and circular shaft (8) can there are straight lines, rotary relative movements between waterproof case (1)；Circular shaft (8) lower end and float
(11) it is linked, float outer circle installs impeller (12)；Under wave energy effect, float (11) moves up and down, drive circular shaft (8),
Mover core (6), permanent magnet (7) linear motion；Under tide energy effect, impeller (12) rotation drives float (11), circular shaft
(8), mover core (6), permanent magnet (7) rotary motion.
As shown in Fig. 2, motor uses outer layer stator core (2) and (3) two sets of stator cores of internal layer stator core, it is inside and outside
Outer coil winding (4), inner coil winding (5) are placed respectively in layer core slots；Mover iron is placed between inside and outside layer stator core
The heart (6), permanent magnet (7) is in mover core (6)；Outer coil winding (4) and inner coil winding (5) coiling direction are always
It is perpendicular, the coiling of outer layer circumferential direction, internal layer axial direction coiling (such as Fig. 2 (a)) or the coiling of outer layer axial direction, internal layer circumferential direction coiling can be used
(such as Fig. 2 (b)).
As shown in figure 3, axially adjacent two pieces of permanent magnets (13), (14) magnetizing direction are on the contrary, one piece of edge in mover core
Radial magnetizing, another piece then opposite direction magnetize；Therefore, when mover core (6) move along a straight line, switching field is generated along axial,
Induced electromotive force in circumferential coiling realizes wave-energy power generation.Circumferentially adjacent two pieces of permanent magnets (13) in mover core,
(15) certain distance is axially offset, realizes oblique pole；On the one hand the oblique pole of mover reduces cogging force, it is special to improve mover movement
Property so improve power generating quality, on the other hand mover core (6) rotate when circumferentially generate switching field, in axial coiling
Induced electromotive force in coil realizes tidal power.
Claims (4)
1. a kind of oblique pole double freedom permanent magnet generator of direct-drive type power generation with marine energy bimorph transducer, overall structure includes waterproof case
(1), outer layer stator core (2), internal layer stator core (3), outer coil winding (4), inner coil winding (5), mover core
(6), permanent magnet (7), circular shaft (8), linear motion bearing (9), swivel bearing (10), float (11) and impeller (12), feature
Be: waterproof case (1) wraps up cylinder-shaped double-stator permanent magnet generator；The embedded radially charging permanent magnet of mover core (6)
(7)；Mover core (6) and circular shaft (8) are fixed, with circular shaft straight line, rotary motion；Linear motion bearing (9) embeds swivel bearing
(10), swivel bearing is installed on the outside of circular shaft (8), and linear motion bearing is installed on the inside of waterproof case (1)；Circular shaft (8) and floating
Sub (11) are fixed, and float outer circle installs impeller (12).
2. the oblique pole double freedom permanent magnet generator of direct-drive type power generation with marine energy bimorph transducer according to claim 1, special
Sign is: using two sets of stator cores (2) in motor and (3), double winding (4) and (5), two sets of stator cores are installed respectively
In mover core medial and lateral, double winding coiling direction is perpendicular, can outer layer winding (4) circumferential coiling, internal layer winding (5) axis
It, also can the axial coiling of outer layer winding (4), the circumferential coiling of internal layer winding (5) to coiling.
3. the oblique pole double freedom permanent magnet generator of direct-drive type power generation with marine energy bimorph transducer according to claim 1, special
Sign is: rotor core (6), permanent magnet (7), circular shaft (8) pass through linear motion bearing (9) and its embedded swivel bearing (10)
It is connected with waterproof case, rotor core (6), permanent magnet (7), circular shaft (8) can carry out straight line, rotation pair relative to waterproof case freely
Degree movement.
4. the oblique pole double freedom permanent magnet generator of direct-drive type power generation with marine energy bimorph transducer according to claim 1, special
Sign is: axially adjacent two pieces of permanent magnets (13), (14) magnetizing direction are on the contrary, one piece radially magnetizes, separately in mover core
One piece then opposite direction magnetize；Therefore, when mover core (6) move along a straight line, switching field, circumferential coiling are generated along axial
Interior induced electromotive force realizes wave-energy power generation.Circumferentially adjacent two pieces of permanent magnets (13), (15) axially offset one in mover core
Set a distance realizes oblique pole；On the one hand the oblique pole of mover reduces cogging force, improve mover kinetic characteristic and then improve hair
On the other hand electricity quality circumferentially generates switching field when mover core (6) rotate, inducts in axial coiling electronic
Gesture realizes tidal power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910558058.0A CN110212722A (en) | 2019-06-26 | 2019-06-26 | A kind of oblique pole double freedom permanent magnet generator of direct-drive type power generation with marine energy bimorph transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910558058.0A CN110212722A (en) | 2019-06-26 | 2019-06-26 | A kind of oblique pole double freedom permanent magnet generator of direct-drive type power generation with marine energy bimorph transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110212722A true CN110212722A (en) | 2019-09-06 |
Family
ID=67794609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910558058.0A Pending CN110212722A (en) | 2019-06-26 | 2019-06-26 | A kind of oblique pole double freedom permanent magnet generator of direct-drive type power generation with marine energy bimorph transducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110212722A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110594078A (en) * | 2019-09-25 | 2019-12-20 | 深圳洋能科技有限公司 | Wave-activated generator |
| CN111181256A (en) * | 2020-01-15 | 2020-05-19 | 山东大学 | Phase group concentrated winding magnetic concentration type rotating linear motor |
| CN112855419A (en) * | 2021-04-08 | 2021-05-28 | 浙江大学 | Wave and ocean current hybrid power generation device and method |
| CN113309657A (en) * | 2021-06-15 | 2021-08-27 | 东南大学 | Wave power generation device based on magnetic lead screw |
| CN114893337A (en) * | 2022-04-21 | 2022-08-12 | 中国长江三峡集团有限公司 | Compound power generation facility based on trend energy and wave energy |
-
2019
- 2019-06-26 CN CN201910558058.0A patent/CN110212722A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110594078A (en) * | 2019-09-25 | 2019-12-20 | 深圳洋能科技有限公司 | Wave-activated generator |
| CN111181256A (en) * | 2020-01-15 | 2020-05-19 | 山东大学 | Phase group concentrated winding magnetic concentration type rotating linear motor |
| CN112855419A (en) * | 2021-04-08 | 2021-05-28 | 浙江大学 | Wave and ocean current hybrid power generation device and method |
| CN113309657A (en) * | 2021-06-15 | 2021-08-27 | 东南大学 | Wave power generation device based on magnetic lead screw |
| CN114893337A (en) * | 2022-04-21 | 2022-08-12 | 中国长江三峡集团有限公司 | Compound power generation facility based on trend energy and wave energy |
| CN114893337B (en) * | 2022-04-21 | 2023-06-09 | 中国长江三峡集团有限公司 | Composite power generation device based on tidal current energy and wave energy |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190906 |