CN108847737A - A kind of Wave energy acquisition device for sonar buoy power supply - Google Patents
A kind of Wave energy acquisition device for sonar buoy power supply Download PDFInfo
- Publication number
- CN108847737A CN108847737A CN201810623311.1A CN201810623311A CN108847737A CN 108847737 A CN108847737 A CN 108847737A CN 201810623311 A CN201810623311 A CN 201810623311A CN 108847737 A CN108847737 A CN 108847737A
- Authority
- CN
- China
- Prior art keywords
- bolt
- soft iron
- coil rack
- power supply
- coil
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/28—Layout of windings or of connections between windings
-
- 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
- F03B13/14—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 wave energy
- F03B13/16—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 wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem"
- F03B13/18—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 wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore
-
- 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
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/17—Stator cores with permanent magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/38—Windings characterised by the shape, form or construction of the insulation around winding heads, equalising connectors, or connections thereto
-
- 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
- H02K35/04—Generators with reciprocating, oscillating or vibrating coil system, magnet, armature or other part of the magnetic circuit with moving coil systems and stationary magnets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2220/00—Application
- F05B2220/70—Application in combination with
- F05B2220/706—Application in combination with an electrical generator
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
The present invention is to provide a kind of Wave energy acquisition devices for sonar buoy power supply.Including the mover being made of coil rack and coil, by shell, pedestal, outer soft iron, interior soft iron and set of permanent magnets at stator, it further include helical spring and cable connector, coil rack is in inverted tubular, interior soft iron includes upper and lower two half part, top half is circular ring shape, lower half portion is the annulus with annular convex platform, outer soft iron is upper and lower two annulus, permanent magnet is annulus, permanent magnet is clipped between two annulus up and down of outer soft iron, the barrel of coil rack is in the gap between permanent magnet and outer soft iron and interior soft iron, casing is outside permanent magnet and outer soft iron and lower part is fixed with pedestal, helical spring is connected between coil rack and shell, cable connector is installed on shell, conducting wire is drawn by cable connector.The present invention is used to carry out uninterrupted power supply for long-term micro energy lose electronic equipment on duty such as sonar buoy, radio beacon, the black box of aircraft ship etc..
Description
Technical field
The present invention relates to a kind of wave energy acquisition device, it is specifically a kind of using inertia mass make device can
Dynamic component generates the magnetic line of force in relative motion cutting magnetic circuit with fixation member to adopt the energy that wave energy is converted into electric energy
Acquisition means.
Background technique
Currently, sonar buoy service life both domestic and external is limited to the battery volume carried, the general work time is no more than 8
Hour.Develop the confession power technology of sonar buoy --- being converted into electric energy using the wave energy of ocean is the micro energy lose in buoy
Electronics become the research hotspot in current sonar buoy field.
Wave energy has the characteristics that inexhaustible, is very suitable to swim in for this members of sonar buoy
The unit feeding energy on sea.The central principle of the technology using electromagnetic conversion structure or it is some have energy conversion function
Wave energy (substantially belonging to kinetic energy) is converted electrical energy for storage by functional material (such as piezoelectric ceramics), realizes continually
It is sonar buoy power supply, the service life of buoy is extended into even several years several months from current a few hours.
At present for the utilization of wave energy, it is mainly based upon permanent-magnetism linear motor and establishes power generating plant on sea.This Permanent Magnet and Electric
Machine is divided into mover and stator two parts：Floating body on mover and sea links together, and the permanent magnet in insertion stator is driven to do
Reciprocating cutting magnetic line of force movement, to convert electric energy for the kinetic energy of wave.The stationary part of this device need to pass through anchor system
Mode is stablized in the following wave amplitude smaller depth in sea (usually several meters to more than ten meters depths), and it is floating to be unable to satisfy sonar in this way
The power supply unit required in mark is small in size, structure simply requires.
Summary of the invention
The purpose of the present invention is to provide a kind of service life for being able to extend sonar buoy, reach observation sum number for a long time
It is the Wave energy acquisition device of sonar buoy power supply according to acquisition purpose.
The Wave energy acquisition device of sonar buoy power supply of the invention includes by coil rack and being wrapped in coil rack
On coil constitute mover, by shell, pedestal, outer soft iron, interior soft iron and set of permanent magnets at stator, further include helical spring
And cable connector,
The coil rack is in inverted tubular, and coil is wrapped in the groove on the outside of barrel,
The interior soft iron include upper and lower two half part, top half be circular ring shape, lower half portion is with annular convex platform
Annulus, the outer soft iron are upper and lower two annulus, and permanent magnet is annulus, permanent magnet be clipped in outer soft iron two annulus up and down it
Between, permanent magnet and outer soft iron, which cover, gap outside interior soft iron and between interior soft iron, outer soft iron and interior soft iron are sitting on pedestal,
The barrel of coil rack is in the gap between permanent magnet and outer soft iron and interior soft iron, casing in permanent magnet and
Outer soft iron is outer and lower part is fixed with pedestal,
Helical spring is connected between coil rack and shell, and cable connector is installed on shell, and the conducting wire of coil passes through
Cable connector is drawn.
The present invention can also include：
1. the centre of coil rack has guide rod, inner wall setting and the guide rod of the annular convex platform of interior soft iron lower half portion cooperate
Linear bearing.
2. including two groups of coils, two groups of coils are respectively wound around the top and bottom of coil rack, two coils around to
On the contrary, being connected in series on circuit.
3. setting venthole in top on coil rack.
4. top is equipped with the first bolt outstanding on coil rack, the upper end of the first bolt is equipped with cylindrical protrusion, cover top portion
There is the second bolt corresponding with the first bolt, helical spring is connected between the first bolt and the second bolt.
The features of the present invention is mainly reflected in：
1. including a fixation magnetic circuit being made of permanent magnet and soft iron, fixed magnetic circuit is connect with shell, pedestal, same to straight line
Bearing forms stator together；It further include the mover being made of coil rack, coil.Helical spring one end connects on the shell, separately
One end carry is in one end of coil rack.
2. stator includes the permanent magnet of axial charging, is placed in the above and below two blocks of outer soft magnets of permanent magnet, is I-shaped
Interior soft magnet, linear bearing, pedestal and shell.The magnetic circuit of permanent magnet and soft magnet component devices, outer soft magnet and interior soft magnetism
There are narrow air gaps between iron.Each section of stator is bonded together by seccotine or is bolted on together.
3. mover includes coil rack, two groups of coils.Two groups of coils are respectively wound around the top and bottom of coil rack, position
Set in the air gap in magnetic circuit, two coils around on the contrary, being connected in series on circuit.
4. being equipped with metallic rod at the lower surface axle center of coil rack top, it is inserted into linear bearing, plays the work to mover positioning
With preventing coil and magnetic circuit be in contact friction.
5. spring one end connects on the shell, the other end is connected on coil rack, is played and is provided elastic recovery for mover
The effect of power.
6. cable connector is placed in the upper surface of shell, plays the role of device and be electrically connected with external loading.
Permanent magnet of the invention can be the magnet such as ferrite or neodymium iron boron, and the soft iron can be electrical pure iron, described
Shell and pedestal can be the non-magnet materials such as duralumin, engineering plastics, play protection stator, mover and carry spring work
With.Magnetic circuit generates contrary high-intensity magnetic field in upper and lower two air gaps, therefore two coil winding-directions in air gap answer phase
Instead, to guarantee that the induced electromotive force exported after series connection is the sum of the electromotive force on two coils.
The section of interior soft iron of the invention be it is I-shaped, play convergence the magnetic line of force improve air gap in magnetic induction intensity work
With.
Shell of the invention can be equipped with flange, threaded hole, be connected with facilitating with buoy cabin.Shell goes out equipped with cable
Hole, mountable cable interface, in order to realize that electricity energy harvester is electrically connected with what is loaded.
It need to be separated the present invention overcomes mover in traditional permanent magnet linear generator and stator because of the excessive disadvantage of volume,
The simple feature of electromagnetic energy converter structure is utilized simultaneously, realizes the miniaturization of wave energy acquisition device.
The present invention can be used for for long-term micro energy lose electronic equipment such as sonar buoy, radio beacon, aircraft ship on duty
Black box of oceangoing ship etc. carries out uninterrupted power supply.
The present invention provides a kind of stators and mover to be not necessarily to isolated miniaturization moving-coil type wave energy acquisition device, i.e., will move
Son and stator integrate, and pump with wave, but have relative velocity between stator and mover, therefore dynamic
The magnetic line of force in coil cutting stator magnetic air gap in son, induces motional electromotive force, be connected into load after output electric current and
Electrical power realizes the conversion of wave energy to electric energy.By adjusting the spring rate of connecting stator and mover and the quality of mover
(referred to as inertia mass), so that the relative velocity has maximum value, to obtain efficient energy transformation ratio.This device has body
The characteristics of product is small, structure is simple, efficient output, is especially suitable for powering to the small oceans data acquisition equipment such as sonar buoy.
Detailed description of the invention
Fig. 1 (a)-Fig. 1 (b) is wave energy acquisition device schematic diagram, wherein：Fig. 1 (a) is overall diagram；Fig. 1 (b) is section
Figure.
Fig. 2 (a)-Fig. 2 (b) is the mover schematic diagram of device, wherein：Fig. 2 (a) is overall diagram；Fig. 2 (b) is sectional view.
Fig. 3 is the stator schematic diagram of device.
Fig. 4 (a)-Fig. 4 (b) is the magnetic circuit part schematic diagram of device, wherein：Fig. 4 (a) is overall diagram；Fig. 4 (b) is section
Figure.
Fig. 5 is the distribution diagram of magnetic line of force in magnetic circuit.
Specific embodiment
It illustrates below and the present invention is described in more detail.
With reference to Fig. 1, wave energy acquisition device is that have spring 1, coil rack 2, shell 3, linear bearing 4, coil 5, pedestal
6, outer soft iron 7, cable interface 8, interior soft iron 9 and permanent magnet 10 form.Wherein, the part that coil rack 2 and coil 5 form claims
For mover, as shown in Figure 2；The part that shell 3, linear bearing 4, pedestal 6, outer soft iron 7, interior soft iron 9 and permanent magnet 10 form claims
For stator.Mover and stator are linked together by spring 1.When device is placed in wave, wave provides initial velocity for stator,
Under the action of spring restoring force, mechanical resistance, electromagnetic induction power, mover pumps relative to stator, and coil is cut
The magnetic line of force in magnetic air gap is cut, to can then export electricity when connecting external loading coil output induces electromotive force
Can, complete the conversion of wave energy to electric energy.The induced electromotive force amplitude of coil output can be indicated by formula (1).
WhereinFor the resonance frequency of system,For the damped coefficient of system,M
For the gross mass namely inertia mass of stator, K is the rigidity of spring, and R is the mechanical damping of system, and Bl is electromechanical conversion coefficient,
B is the magnetic induction intensity in magnetic air gap, and l is the sum of the length of winding wire, RcoilFor Coil resistance, RloadFor the resistance of load
It is anti-, u0For the amplitude of wave.
With reference to Fig. 2, the movable member in the present invention includes coil rack 2, coil 5.The material of coil rack 2 can be glass
The nonmetallic materials of the high intensity such as glass steel, carbon fiber can also be the non-magnetics metal material such as duralumin.It is made using metal material
Coil rack 2, spray insulation paint is answered in outer surface.2 upper end of coil rack, should be arranged a certain number of ventholes, make coil bone
Air inside frame 2 is connected in outside air, to reduce resistance when mover movement.Coil rack upper end is equipped with spiral shell outstanding
Bolt is connected with facilitating with spring 1.The upper end of bolt is equipped with the cylindrical protrusion of certain length, when for limiting coil rack uplink
Displacement.
Coil 5 includes coil and lower coil two parts, is respectively wound around the top and bottom of coil rack 2, coil
It is connected in series with lower coil, around to opposite.Coil 5 is placed in the air gap of magnetic circuit, and the height of coil 5 is slightly above the height of air gap,
To have enough the number of turns cutting magnetic lines when guaranteeing that coil 5 moves.
Linear bearing 4 covers in the intermediate circular groove of interior 9 lower half of soft iron, then by the upper half of interior soft iron 9 with solid
Two parts up and down of boning out bearing 4, interior soft iron 9 can also be bolted by strength glue sticking.
At the lower surface axle center at 2 top of coil rack, it is equipped with a metallic rod, can be inserted into linear bearing 4, it is straight to coil
Positioning is played the role of in line movement, avoids coil inclined abrasive to magnetic circuit；The length of metallic rod can limit coil rack downlink
When displacement, play the role of limit to mover.
With reference to Fig. 3, the stator in the present invention includes shell 3, linear bearing 4, pedestal 6, outer soft iron 7, interior soft iron 9 and permanent magnetism
Body 10.Permanent magnet 10 is the ferrite or neodymium iron boron magnetic body of axial charging.Outer soft iron 7 and interior soft iron 9 are electrical pure iron grade height magnetic
Conductivity material.There is narrow air gap between outer soft iron 7 and interior soft iron 9, to be inserted into coil 5.
With reference to Fig. 4, the magnetic circuit part in the present invention includes soft iron 7, interior soft iron 9 and permanent magnet 10, the magnetic line of force point of magnetic circuit
Cloth is as shown in Figure 5.The magnetic circuit can be mounted on pedestal 6 by bolt.
Pedestal 6 in the present invention is non-magnet material, plays positioning magnetic circuit and provide coil rack 2 moving downward space
Effect.Each component in stator is accommodated in together by shell 3, and upper end is provided with bolt outstanding, is connected with facilitating with spring 1,
Play the role of protecting internal structure and carry spring.Shell 3 is equipped with cable interface 8, to facilitate device and external loading electricity
Connection.
Finally it should be noted that above example is only used to illustrate the technical scheme of the present invention and not to limit it.Although referring to reality
Example is applied to describe the invention in detail, those skilled in the art should understand that, to technical solution of the present invention into
Row modification or equivalent replacement should all cover without departure from the spirit and scope of technical solution of the present invention in right of the invention
In claimed range.
Claims (9)
1. a kind of Wave energy acquisition device of sonar buoy power supply, including by coil rack and the line being wrapped on coil rack
Enclose constitute mover, by shell, pedestal, outer soft iron, interior soft iron and set of permanent magnets at stator, it is characterized in that：It further include spiral
Spring and cable connector,
The coil rack is in inverted tubular, and coil is wrapped in the groove on the outside of barrel,
The interior soft iron include upper and lower two half part, top half be circular ring shape, lower half portion is the annulus with annular convex platform,
The outer soft iron is upper and lower two annulus, and permanent magnet is annulus, and permanent magnet is clipped between two annulus up and down of outer soft iron, permanent magnetism
Body and outer soft iron, which cover, gap outside interior soft iron and between interior soft iron, outer soft iron and interior soft iron are sitting on pedestal,
The barrel of coil rack is in the gap between permanent magnet and outer soft iron and interior soft iron, and casing is in permanent magnet and outer soft
Iron is outer and lower part is fixed with pedestal,
Helical spring is connected between coil rack and shell, and cable connector is installed on shell, and the conducting wire of coil passes through cable
Connector is drawn.
2. the Wave energy acquisition device of sonar buoy power supply according to claim 1, it is characterized in that：In coil rack
Between have guide rod, the annular convex platform of interior soft iron lower half portion inner wall setting with guide rod cooperation linear bearing.
3. the Wave energy acquisition device of sonar buoy power supply according to claim 1 or 2, it is characterized in that：Including two groups
Coil, two groups of coils are respectively wound around the top and bottom of coil rack, two coils around on the contrary, the company of series connection on circuit
It connects.
4. the Wave energy acquisition device of sonar buoy power supply according to claim 1 or 2, it is characterized in that：Coil rack
Venthole is arranged in upper top.
5. the Wave energy acquisition device of sonar buoy power supply according to claim 3, it is characterized in that：It is pushed up on coil rack
Venthole is set.
6. the Wave energy acquisition device of sonar buoy power supply according to claim 1 or 2, it is characterized in that：Coil rack
Upper top is equipped with the first bolt outstanding, and the upper end of the first bolt is equipped with cylindrical protrusion, and cover top portion has corresponding with the first bolt
Second bolt, helical spring are connected between the first bolt and the second bolt.
7. the Wave energy acquisition device of sonar buoy power supply according to claim 3, it is characterized in that：It is pushed up on coil rack
Equipped with the first bolt outstanding, the upper end of the first bolt is equipped with cylindrical protrusion, and cover top portion has corresponding with the first bolt second
Bolt, helical spring are connected between the first bolt and the second bolt.
8. the Wave energy acquisition device of sonar buoy power supply according to claim 3, it is characterized in that：It is pushed up on coil rack
Equipped with the first bolt outstanding, the upper end of the first bolt is equipped with cylindrical protrusion, and cover top portion has corresponding with the first bolt second
Bolt, helical spring are connected between the first bolt and the second bolt.
9. the Wave energy acquisition device of sonar buoy power supply according to claim 5, it is characterized in that：It is pushed up on coil rack
Equipped with the first bolt outstanding, the upper end of the first bolt is equipped with cylindrical protrusion, and cover top portion has corresponding with the first bolt second
Bolt, helical spring are connected between the first bolt and the second bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810623311.1A CN108847737A (en) | 2018-06-15 | 2018-06-15 | A kind of Wave energy acquisition device for sonar buoy power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810623311.1A CN108847737A (en) | 2018-06-15 | 2018-06-15 | A kind of Wave energy acquisition device for sonar buoy power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108847737A true CN108847737A (en) | 2018-11-20 |
Family
ID=64202099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810623311.1A Pending CN108847737A (en) | 2018-06-15 | 2018-06-15 | A kind of Wave energy acquisition device for sonar buoy power supply |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109326465A (en) * | 2018-11-27 | 2019-02-12 | 广州健明希医疗仪器有限公司 | High voltage switching device for potential therapeutic instrument |
| WO2022211871A1 (en) * | 2021-04-02 | 2022-10-06 | Suddaby Loubert S | Kinetic energy capture, storage, and conversion device |
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| WO2022211871A1 (en) * | 2021-04-02 | 2022-10-06 | Suddaby Loubert S | Kinetic energy capture, storage, and conversion device |
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