CN106971836B - Contactless energy transmission structure and submarine navigation device award electric system - Google Patents
Contactless energy transmission structure and submarine navigation device award electric system Download PDFInfo
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- CN106971836B CN106971836B CN201710287399.XA CN201710287399A CN106971836B CN 106971836 B CN106971836 B CN 106971836B CN 201710287399 A CN201710287399 A CN 201710287399A CN 106971836 B CN106971836 B CN 106971836B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/14—Inductive couplings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H21/00—Use of propulsion power plant or units on vessels
- B63H21/12—Use of propulsion power plant or units on vessels the vessels being motor-driven
- B63H21/17—Use of propulsion power plant or units on vessels the vessels being motor-driven by electric motor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/14—Inductive couplings
- H01F2038/143—Inductive couplings for signals
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of contactless energy transmission structures and submarine navigation device to award electric system.The contactless energy transmission structure, including at least one coupling unit, the coupling unit includes the primary unit being oppositely arranged and secondary units, the primary unit includes primary iron core and the primary coil that is wound on the primary iron core, the secondary units include secondary iron core and the secondary coil that is wound on the secondary iron core, and the primary iron core and secondary iron core are arc.Contactless energy transmission structure provided by the invention, since iron core is added in it, and ε shaped iron cores are arc-shaped, can utmostly reduce air gap.The coupling unit symmetrically used simultaneously is because the electromagnetic force to attract each other can ensure that primary unit is aligned with secondary units, these will all improve the coefficient of coup, to improve non-contact type electric energy efficiency of transmission.
Description
Technical field
The present invention relates to Non-contact type charging electrical domains, and in particular to a kind of contactless energy for underwater unmanned vehicle
The magnetic coupling structure and submarine navigation device for measuring transmission award electric system.
Background technology
Autonomous Underwater Vehicle AUV (Autonomous underwater vehicle) is used as a kind of exploration seabed generation
The important tool on boundary has been more and more widely used in civilian and military domain.But due to by own vol and battery
Capacity limit, AUV can not work under water for a long time, and existing energy transmission relatively mostly uses wet plug connector and it is necessary to
It charges after salvaging recycling, investigative range is restricted；Secure ship auxiliary necessary simultaneously, so cannot achieve unmanned duty
It keeps, reduces the working efficiency and concealment of AUV.
Transmitting non-contact electric energy technology can allow AUV circuit systems to have good isolation effect with external environment, from ring
The influence of border factor avoids the hidden danger such as short circuit, and reliability is high, is that underwater AUV is autonomous at present, fast and efficiently completes electric energy
The ideal chose of transmission.
Existing contactless energy transmission technology is broadly divided into three classes according to transmission principle：Based on inductively mode
Short distance contactless energy transmission, the moderate distance contactless energy transmission based on magnetic coupling resonance manner and based on micro-
The long range contactless energy transmission of wave mode.Inductively technology is a kind of contactless energy transmission side close to type
Formula, transmission range generally only have tens millimeters, need to be directed at the magnetic field coupling device i.e. primary of loose coupler, secondary.Magnetic coupling
Harmonic technology utilize two identical resonance frequencies coil, distance away when generate resonance transmit energy.Laser-microwave
Influence will produce on the organism in transmission medium, have certain harm to environment, and efficiency is low when short range transmission, so uncomfortable
Close the electric energy transmission of AUV.
The magnetic field coupling device of existing contactless energy transmission designs, major applications in the charging of electric vehicle,
With the charging system of the low power electric appliances such as electric toothbrush, thermal insulation cup.The design of its magnetic field coupling device is largely plane fitting
Type.And the particularity of the characteristics of due to the cylindrical configuration of AUV and the briny environment residing for it, make existing contactless energy
The efficiency that the magnetic field coupling device of amount transmission is used to transmit when AUV is relatively low.
Invention content
In view of this, a kind of contactless energy transmission structure of present invention offer and submarine navigation device award electric system.
In a first aspect, a kind of contactless energy transmission structure is provided, the equipment for being used for cylindrical structure, including at least one
A coupling unit, the coupling unit include the primary unit being oppositely arranged and secondary units, and the primary unit includes primary
Iron core and the primary coil being wound on the primary iron core, the secondary units include secondary iron core and are wound on the secondary
Secondary coil on iron core, the primary iron core and secondary iron core are arc, and the primary unit is located at the shell of the equipment
Outside, the secondary units are located at the case inside of the equipment, the primary unit and the secondary units can with it is described
Shell fits closely, and the thickness of the shell is the air gap between the primary iron core and secondary iron core.
Preferably, including multiple coupling units, multiple coupling units are even number, also, described in even number
Coupling unit is symmetrical arranged.
Preferably, the primary iron core includes primary iron core interconnecting piece, primary core center column and primary iron core side column, institute
The first end of the first end and the primary iron core side column of stating primary core center column is all connected to the primary iron core interconnecting piece
The first face on, the second end of the primary core center column and the second end of primary iron core side column are free end, the primary
Coil winding is on the primary core center column.
Preferably, there are one the primary core center column is set, there are two the primary iron core side column settings, the primary
Core center column and the setting spaced apart of two primary iron core side columns are between two primary iron core side columns.
Preferably, the second face opposite with the first face on the primary iron core interconnecting piece is curved surface, and, the primary iron core
The end face of the second end of the end face of the second end of newel and the primary iron core side column is located at the same and described primary iron core
On the identical curved surface of the second face curvature of interconnecting piece.
Preferably, the second face of the primary iron core interconnecting piece is the song formed to the direction evagination far from first face
Song where the end face of face, the end face of the second end of two primary core center columns and the primary iron core side column second end
Face is to the curved surface being recessed close to the direction of the primary iron core interconnecting piece.
Preferably, the secondary iron core includes secondary iron core interconnecting piece, secondary core center column and secondary iron core side column, institute
The first end of the first end and the secondary iron core side column of stating secondary core center column is all connected to the secondary iron core interconnecting piece
The first face on, the second end of the secondary core center column and the second end of secondary iron core side column are free end, the secondary
Coil winding is on the secondary core center column.
Preferably, there are one the secondary core center column is set, there are two the secondary iron core side column settings, the secondary
Core center column and the setting spaced apart of two secondary iron core side columns are between two secondary iron core side columns.
Preferably, the second face opposite with the first face on the secondary iron core interconnecting piece is curved surface, and, the secondary iron core
The end face of the second end of the end face of the second end of newel and the secondary iron core side column is located at the same and described secondary iron core
On the identical curved surface of the second face curvature of interconnecting piece.
Preferably, the second face of the secondary iron core interconnecting piece is the song being recessed to the direction close to first face
Song where the end face of face, the end face of the second end of two secondary core center columns and the secondary iron core side column second end
Face is the curved surface formed to the direction evagination far from the secondary iron core interconnecting piece.
Second aspect provides a kind of submarine navigation device and awards electric system, is provided with above-mentioned contactless energy transmission structure, institute
The coupling unit that contactless energy transmission structure includes even, symmetric setting is stated, the primary unit of the coupling unit can
It is bonded with the wall outer surface of the submarine navigation device, the side wall of the secondary units of the coupling unit and the submarine navigation device
Inner surface is bonded.
Contactless energy transmission structure provided by the invention, due to its be added iron core, and ε shaped iron cores be it is arc-shaped,
Air gap can utmostly be reduced.The coupling unit symmetrically used simultaneously is because the electromagnetic force to attract each other can ensure primary unit
It is aligned with secondary units, these will all improve the coefficient of coup, to improve non-contact type electric energy efficiency of transmission.
Description of the drawings
By referring to the drawings to the description of the embodiment of the present invention, the above and other purposes of the present invention, feature and
Advantage will be apparent from, in the accompanying drawings：
Fig. 1 shows the structural schematic diagram of single magnetic coupling unit；
Fig. 2 shows the assembling schematic diagrams of four magnetic coupling units and underwater unmanned vehicle；
Fig. 3 shows the distribution map of magnetic line of force when four magnetic coupling unit misalignments；
Fig. 4 shows the distribution map of magnetic line of force when four magnetic coupling unit alignments.
Specific implementation mode
Below based on embodiment, present invention is described, but the present invention is not restricted to these embodiments.Under
Text to the present invention datail description in, it is detailed to describe some specific detail sections.Do not have for a person skilled in the art
The description of these detail sections can also understand the present invention completely.In order to avoid obscuring the essence of the present invention, well known method, mistake
There is no narrations in detail for journey, flow, element.
In addition, it should be understood by one skilled in the art that provided herein attached drawing be provided to explanation purpose, and
What attached drawing was not necessarily drawn to scale.
Unless the context clearly requires otherwise, "include", "comprise" otherwise throughout the specification and claims etc. are similar
Word should be construed as the meaning for including rather than exclusive or exhaustive meaning；That is, being containing for " including but not limited to "
Justice.
In the description of the present invention, it is to be understood that, term " first ", " second " etc. are used for description purposes only, without
It can be interpreted as indicating or implying relative importance.In addition, in the description of the present invention, unless otherwise indicated, the meaning of " multiple "
It is two or more.
Contactless energy transmission structure provided by the invention includes multiple magnetic coupling units, preferably includes even number,
Magnetic coupling unit described in even number is symmetrical arranged.Contactless energy transmission structure provided by the invention is mainly used for underwater nothing
The equipment of the cylindrical structures such as people's aircraft.
As shown in Figure 1, the coupling unit 1 include primary unit 100 and secondary units 200, the primary unit 100 with
Secondary units 200 are correspondingly arranged.
Specifically, the primary unit 100 includes that primary iron core 110 and primary coil 120, the primary coil 120 are set
It sets on the primary iron core 110.The primary iron core 110 includes primary iron core interconnecting piece 111, primary core center column 112
With primary iron core side column 113, there are one 112 settings of primary core center column, and the primary iron core side column 113 is provided with two
A, the first end of primary core center column 112 and the first end of two primary iron core side columns 113 are all connected to
On first face of the primary iron core interconnecting piece 111, the second end of the primary core center column 112 and primary iron core side column
113 second end is free end, and the primary core center column 112 and two primary iron core side columns 113 are spaced one
The setting of set a distance is between two primary iron core side columns 113.Preferably, the primary iron core interconnecting piece 111, primary iron
Core newel 112 and primary iron core side column 113 are integrally formed.
The primary iron core 110 is preferably ε shaped iron cores, i.e. the generally arc of the primary iron core 110.Specifically, described
On primary iron core interconnecting piece 111 be connected with the primary core center column 112 and the first face of primary iron core side column 113 is opposite
The second face be curved surface, and, the second of the end face of the second end of the primary core center column 112 and primary iron core side column 113
The end face at end is arcwall face, and the end face of the second end of two primary core center columns 112 and primary iron core side column 113
The end face of second end is located on the same curved surface identical with the second face curvature of the primary iron core interconnecting piece 111.More into one
Second face on step ground, the primary iron core interconnecting piece 111 is the curved surface formed to the direction evagination far from the first face, described in two
Curved surface where the end face of the second end of primary core center column 112 and the end face of primary 113 second end of iron core side column be to by
The curved surface that the direction of the nearly primary iron core interconnecting piece 111 is recessed.The primary coil 120 is wound on the primary iron core
On newel 112.
The secondary units 200 include secondary iron core 210 and secondary coil 220, and the secondary coil 220 is arranged described
On secondary iron core 210.The secondary iron core 210 includes secondary iron core interconnecting piece 211, secondary core center column 212 and secondary iron
Core side column 213, there are one 212 settings of secondary core center column, and there are two 213 settings of secondary iron core side column, one
The first end of the secondary core center column 212 and the second end of two secondary iron core side columns 213 are all connected to described time
On first face of grade iron core interconnecting piece 211, the of the second end of the secondary core center column 212 and secondary iron core side column 213
Two ends are free end, and the secondary core center column 212 and two secondary iron core side columns 213 are spaced apart
Setting is between two secondary iron core side columns 213.Preferably, the secondary iron core interconnecting piece 211, secondary core center column
212 is integrally formed with secondary iron core side column 213.
The secondary iron core 210 ε shaped iron cores preferably corresponding with primary 110 shape of iron core, i.e., the described secondary iron
The arc generally corresponding with primary 110 shape of iron core of core 210.Specifically, on the secondary iron core interconnecting piece 211 with even
Opposite the second face in the first face for being connected to the secondary core center column 212 and secondary iron core side column 213 is curved surface, and, it is described
The end face of the second end of the end face of the second end of secondary core center column 212 and secondary iron core side column 213 is arcwall face, and two
The end face of the second end of a secondary core center column 212 and the end face of secondary 213 second end of iron core side column are located at same
On curved surface identical with the second face curvature of the secondary iron core interconnecting piece 211.Further, the secondary iron core interconnecting piece
211 the second face is to the curved surface that is recessed of direction close to the first face the second of two secondary core center columns 212
Curved surface where the end face at end and the end face of secondary 213 second end of iron core side column is to far from the secondary iron core interconnecting piece 211
The curved surface that is formed of direction evagination.The secondary coil 220 is wound on the secondary core center column 212.
Further, the arc curvature of the primary iron core 110 is identical as the arc curvature of the secondary iron core 210, and
When in use, the second end of the primary core center column 112 on the primary iron core 110 and the second of primary iron core side column 113
The second end with the second end of the secondary core center column 212 on the secondary iron core 210 and secondary iron core side column 213 is held mutually to lean on
Nearly setting, and form air gap between the primary iron core 110 and secondary iron core 210.
Further, when in use, the primary unit 100 is located at the outside of apparatus casing, the secondary units 200
Positioned at the inside of apparatus casing, and, the second end of the primary core center column 112 on the primary iron core 110 and primary iron core
The second end of side column 113 is contacted with the outer wall of shell, the second end of the secondary core center column 212 on the secondary iron core 210
It is contacted with the inner wall of shell with the second end of secondary iron core side column 213.In order to ensure the primary unit 100 and secondary units
200 can fit closely with shell, and the curvature of the primary iron core 110 and secondary iron core 210 is identical as the curvature of shell, into
And the thickness of shell is made to be the air gap between the primary iron core 110 and secondary iron core 210, it ensure that the uniform of air gap and make
Air gap is minimum, is conducive to improve the coefficient of coup.
The contactless energy transmission structure in the present invention is introduced with reference to concrete application：
As shown in Fig. 2, contactless energy transmission structure provided by the invention is applied in unmanned vehicles 2 under water, fortune
Contactless energy transmission for underwater unmanned vehicle 2.On the underwater unmanned vehicle 2 there are four corresponding settings
The coupling unit 1.The primary unit 100 and secondary units 200 of the coupling unit 1 are located at the underwater unmanned navigation
Outside the shell of device 2 and in shell.The curvature of the primary iron core 110 and secondary iron core 210 is identical as the curvature of shell, described
Primary iron core 110 and secondary iron core 210 are fitted tightly on shell.Further, due to being symmetrically arranged with four couplings
Unit 1 is closed, magnetic pole can symmetrically reinforce the electromagnetic force to attract each other, be conducive to 200 position of the primary unit 100 and secondary units
Alignment.
As shown in figure 3, distribution diagram of magnetic line of force when being 200 misalignment of the primary unit 100 and secondary units.As it can be seen that magnetic
The line of force passes through the primary coil 120 and secondary coil 220 by iron core, but since the position misalignment magnetic line of force is become
Shape.Electromagnetic force at this time is solved by magnetic field analysis software at this time, finds prodigious levels electromagnetic power occur, the direction of power is by iron
Core is moved to the position of alignment.
Concrete analysis is as follows：
In finite element simulation, electromagnetic force when for single ε shaped iron cores magnetic field coupling device bias carries out specific right
Than analysis.In the case of the variables all sames such as voltage drive, the air gap of single ε shaped iron cores magnetic field coupling device, control is secondary
Iron core and the eccentric angle counterclockwise of secondary coil this variable, be arranged it is eccentric counterclockwise by 0 ° to 5 °, step-length is 1 °, observation electricity
The variation of magnetic force.F (x) is x coordinate axis direction electromagnetism component, and F (y) is y-coordinate axis direction electromagnetism component, and F is total electromagnetic force.With
The eccentric degree counterclockwise for plunger position is increasing, and coupling ability dies down, and shows as overall electromagnetic force F and tapers into.But
It is that the electromagnetism component F (x) of its x-axis direction increases by 0, it is desirable to move secondary iron core apparatus to position without acceptance of persons.By
This is conducive to the primary iron as it can be seen that the electromagnetic force between the primary iron core 110 and secondary iron core 210 attracts each other
The alignment of 210 position of core 110 and secondary iron core, to reach more preferable coupling effect.
As shown in figure 4, distribution diagram of magnetic line of force when being aligned for the primary unit 100 and secondary units 200.As it can be seen that due to
The presence of ferrite ε shaped iron cores, the guiding magnetic line of force pass through primary and secondary coil.In this case, ferrite iron core limits
The loss of magnetic flux, it will prodigious raising is brought to the coefficient of coup.
Contactless energy transmission structure provided by the invention, due to its be added iron core, and ε shaped iron cores be it is arc-shaped,
Air gap can utmostly be reduced.The coupling unit symmetrically used simultaneously is because the electromagnetic force to attract each other can ensure primary unit
It is aligned with secondary units, these will all improve the coefficient of coup, to improve non-contact type electric energy efficiency of transmission.
Those skilled in the art will readily recognize that under the premise of not conflicting, above-mentioned each preferred embodiment can be free
Ground combination, superposition.
It should be appreciated that above-mentioned embodiment is merely exemplary, and not restrictive, without departing from the basic of the present invention
In the case of principle, those skilled in the art can be directed to the various apparent or equivalent modification or replace that above-mentioned details be made
It changes, is all included in scope of the presently claimed invention.
Claims (11)
1. a kind of contactless energy transmission structure, which is characterized in that the equipment for being used for cylindrical structure, including at least one coupling
Unit is closed, the coupling Dan Yuan includes the primary unit being oppositely arranged and secondary units, and the primary unit includes primary iron core
With the primary coil being wound on the primary iron core, the secondary units are including secondary iron core and are wound on the secondary iron core
On secondary coil, the primary iron core and secondary iron core are arc, and the primary unit is located at the hull outside of the equipment,
The secondary units are located at the case inside of the equipment, and the primary unit and the secondary units can be tight with the shell
Closely connected conjunction, the thickness of the shell are the air gap between the primary iron core and secondary iron core.
2. contactless energy transmission structure according to claim 1, which is characterized in that single including multiple couplings
Member, multiple coupling units are even number, also, coupling unit described in even number is symmetrical arranged.
3. contactless energy transmission structure according to claim 1, which is characterized in that the primary iron core includes primary
Iron core interconnecting piece, primary core center column and primary iron core side column, the first end and the primary of the primary core center column
The first end of iron core side column is all connected on the first face of the primary iron core interconnecting piece, and the second of the primary core center column
The second end of end and primary iron core side column is free end, and the primary coil is wound on the primary core center column.
4. contactless energy transmission structure according to claim 3, which is characterized in that the primary core center column is set
There are one, there are two the primary iron core side column settings, between the primary core center column and two primary iron core side columns
Setting at a certain distance is between two primary iron core side columns.
5. contactless energy transmission structure according to claim 3, which is characterized in that on the primary iron core interconnecting piece
Second face opposite with the first face is curved surface, and, the end face of the second end of the primary core center column and the primary iron core
The end face of the second end of side column is located on the same curved surface identical with second face curvature of primary iron core interconnecting piece.
6. contactless energy transmission structure according to claim 5, which is characterized in that the primary iron core interconnecting piece
Second face is the curved surface formed to the direction evagination far from first face, the second end of two primary core center columns
Curved surface where end face and the end face of the primary iron core side column second end is to close to the direction of the primary iron core interconnecting piece
The curved surface being recessed.
7. contactless energy transmission structure according to claim 1, which is characterized in that the secondary iron core includes secondary
Iron core interconnecting piece, secondary core center column and secondary iron core side column, the first end and the secondary of the secondary core center column
The first end of iron core side column is all connected on the first face of the secondary iron core interconnecting piece, and the second of the secondary core center column
The second end of end and secondary iron core side column is free end, and the secondary coil is wound on the secondary core center column.
8. contactless energy transmission structure according to claim 7, which is characterized in that the secondary core center column is set
There are one, there are two the secondary iron core side column settings, between the secondary core center column and two secondary iron core side columns
Setting at a certain distance is between two secondary iron core side columns.
9. contactless energy transmission structure according to claim 7, which is characterized in that on the secondary iron core interconnecting piece
Second face opposite with the first face is curved surface, and, the end face of the second end of the secondary core center column and the secondary iron core
The end face of the second end of side column is located on the same curved surface identical with second face curvature of secondary iron core interconnecting piece.
10. contactless energy transmission structure according to claim 9, which is characterized in that the secondary iron core interconnecting piece
The second face be to the curved surface that is recessed of direction close to first face, the second end of two secondary core center columns
End face and the secondary iron core side column second end end face where curved surface be to the side far from the secondary iron core interconnecting piece
The curved surface convexed into outward.
11. a kind of submarine navigation device awards electric system, which is characterized in that be provided with described in any one of claim 1-10 non-connects
Touch energy transmission structure, the contactless energy transmission structure include the coupling unit of even, symmetric setting, the coupling
Close unit primary unit can be bonded with the wall outer surface of the submarine navigation device, the secondary units of the coupling unit and
The side wall inner surfaces of the submarine navigation device are bonded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710287399.XA CN106971836B (en) | 2017-04-27 | 2017-04-27 | Contactless energy transmission structure and submarine navigation device award electric system |
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| CN201710287399.XA CN106971836B (en) | 2017-04-27 | 2017-04-27 | Contactless energy transmission structure and submarine navigation device award electric system |
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| CN106971836B true CN106971836B (en) | 2018-10-19 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109177759B (en) * | 2018-09-14 | 2022-01-14 | 哈尔滨工业大学（威海） | Magnetic coupling structure for wireless charging of autonomous underwater vehicle and autonomous underwater vehicle system |
| CN109177763B (en) * | 2018-10-24 | 2022-01-14 | 哈尔滨工业大学（威海） | Wireless charging magnetic coupling structure and autonomous underwater vehicle system |
| CN109733567B (en) * | 2018-12-31 | 2020-01-14 | 上海孚实船舶科技有限公司 | Method for carrying out non-contact charging on underwater operation unit by using AUV (autonomous Underwater vehicle) |
| WO2020216192A1 (en) * | 2019-04-24 | 2020-10-29 | 华为技术有限公司 | Double-sided charging-based stylus using wireless charging coil structure shaped like the chinese character "凹" |
| CN110311472B (en) * | 2019-06-25 | 2023-03-31 | 哈尔滨工程大学 | Underwater wireless power transmission system with separated electromagnetic positioning function |
| CN110299768B (en) * | 2019-06-25 | 2023-08-15 | 哈尔滨工程大学 | Underwater wireless power transmission system with integrated electromagnetic positioning function |
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| CN102163880A (en) * | 2011-04-18 | 2011-08-24 | 浙江工业职业技术学院 | Clearance self-compensation type non-contact electric energy transmission device |
| CN102640235A (en) * | 2009-11-30 | 2012-08-15 | 伊斯帕诺-絮扎公司 | Easily installed rotary transformer |
| CN104937812A (en) * | 2013-02-04 | 2015-09-23 | 株式会社Ihi | Contactless power supply system |
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| US8269590B2 (en) * | 2008-04-14 | 2012-09-18 | Aker Engineering & Technology As | Rotary transformer |
| WO2011000937A1 (en) * | 2009-07-03 | 2011-01-06 | Single Buoy Moorings Inc. | High voltage electro inductive swivel |
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|---|---|---|---|---|
| CN102640235A (en) * | 2009-11-30 | 2012-08-15 | 伊斯帕诺-絮扎公司 | Easily installed rotary transformer |
| CN102163880A (en) * | 2011-04-18 | 2011-08-24 | 浙江工业职业技术学院 | Clearance self-compensation type non-contact electric energy transmission device |
| CN104937812A (en) * | 2013-02-04 | 2015-09-23 | 株式会社Ihi | Contactless power supply system |
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