CN104821743A - Multi-mode vibration power generation device - Google Patents
Multi-mode vibration power generation device Download PDFInfo
- Publication number
- CN104821743A CN104821743A CN201510191784.5A CN201510191784A CN104821743A CN 104821743 A CN104821743 A CN 104821743A CN 201510191784 A CN201510191784 A CN 201510191784A CN 104821743 A CN104821743 A CN 104821743A
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- China
- Prior art keywords
- permanent magnet
- bracket
- coil
- spring
- mode vibration
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Links
- 238000010248 power generation Methods 0.000 title abstract 6
- 239000000463 material Substances 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 239000002033 PVDF binder Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000009466 transformation Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 4
- 230000006698 induction Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Classifications
-
- 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
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
- H02N2/186—Vibration harvesters
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/30—Piezoelectric or electrostrictive devices with mechanical input and electrical output, e.g. functioning as generators or sensors
- H10N30/304—Beam type
- H10N30/306—Cantilevers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
Abstract
A multi-mode vibration power generation device. The device includes a bistable piezoelectric cantilever beam and an accessory structure; and one end of the bistable piezoelectric cantilever beam is fixed, a piezoelectric layer is pasted on the root of a base layer, and a lead is led out from an upper surface of the piezoelectric layer and a surface of the base layer. A permanent magnet I is pasted on a free end of the bistable piezoelectric cantilever beam, a permanent magnet II is placed opposite to the permanent magnet I, the permanent magnet I and the permanent magnet II are in mutual repulsion, the permanent magnet II is supported through a spring which is horizontally placed, and the other end of the spring is fixed. A support and a coil sleeve the outside of the permanent magnet I and the permanent magnet II respectively, the support is fixedly placed, and the coil is wound on the support. The multi-mode vibration power generation device provided by the invention effectively combines piezoelectric power generation with electromagnetic power generation, greatly improves overall electro-mechanical transformation efficiency of a structure, and greatly enhances the power generation capacity of a system.
Description
Technical field
The present invention relates to a kind of multi-mode vibration generating device, effectively piezo-electric generating can be combined with Electromagnetic generation, belong to green energy resource and utilize field.
Background technology
Progress along with science and technology and the continuous exploration for new forms of energy, piezo-electric generating technology, as a new energy technology, obtains the concern of people just day by day.Traditional powered battery mode also exist the life-span short, need shortcomings such as often changing, storage power is limited, and it is complicated to change cell process under certain conditions, also pollutes the environment.Be electric energy by the changes mechanical energy of vibration mode in natural environment, both can avoid contaminated environment, again can effectively for low-power consumption electrical appliance be powered.Electromagnetic generation produces electric energy by wire cutting magnetic induction line, and this is a kind of very classical generation mode, Electromagnetic generation is combined the electromechanical conversion efficiency that effectively can increase system with piezo-electric generating.Therefore, utilize the combination of two kinds of generation modes to be necessary, its energy output can be increased, widen its frequency domain that effectively works.
Vibrational energy in natural environment can be used by multi-mode piezoelectric electrification structure fully, its application is very strong, relatively less about the patent of piezo-electric generating both at home and abroad, generate electricity the patent that combines and strengthen generating capacity temporarily and nobody applies for about bistable state piezo-electric generating and coil cutting magnetic induction line.Chinese patent (publication number CN104377993A) discloses a kind of automatically tune and joins piezo-electric generating structure, this invention is by increasing spring, make piezoelectric cantilever in vibration processes, the distance between two permanent magnets can free adjustment, and great improves generating effect.Chinese patent (publication number CN101764531A) discloses a kind of multi-operation mode piezoelectric generator, will be operated in tension and compression mode and be operated in the different parts that the piezoelectric element impacting mode is integrated in piezoelectric generator.When generator up-down vibration, piezoelectric patches or because knocking or producing electric energy because of Tension and Compression.United States Patent (USP) (publication number WO2010151738A3) discloses a kind of bistable state piezoelectric cantilever generators, has effectively widened the resonance bands of cantilever beam, but the degree of bandwidth broadning is not very large.
Summary of the invention
In order to effectively increase the conversion efficiency between the mechanical energy of vibration mode and electric energy, the invention provides a kind of multi-mode vibration generating device, combined with Electromagnetic generation by piezo-electric generating, the two supplements mutually, mutually promotes.Outside under incentive action, piezoelectric beam generation deformation produces electric energy.In the process of vibration of piezoelectric beam, two blocks of permanent magnets all produce motion, make coil cutting magnetic induction line produce electric energy.
For achieving the above object, the technical solution used in the present invention is a kind of multi-mode vibration generating device, and this device comprises bistable state piezoelectric cantilever, accessory structure; Bistable state piezoelectric cantilever comprises lead-in wire 1, piezoelectric layer 2, basic unit 3, bracket I 4, coil I5, permanent magnet I8; Accessory structure comprises coil II6, spring 7, permanent magnet II9, bracket I I10; One end of described bistable state piezoelectric cantilever is fixed, and piezoelectric layer 2 is pasted onto one end of basic unit 3, and lead-in wire 1 is drawn respectively from piezoelectric layer 2 upper surface and basic unit 3 surface; The other end of described bistable state piezoelectric cantilever is free end, and free end is pasted with permanent magnet I8, with permanent magnet I8 staggered relatively be permanent magnet II9, permanent magnet I8 and permanent magnet II9 repels mutually; Permanent magnet II9 is connected with one end of spring 7 and is supported by the spring 7 of horizontal positioned, and spring 7 other end is fixed.
There is certain interval between described permanent magnet I8 and permanent magnet II9, bistable state piezoelectric cantilever can be made under little excited vibration to keep bistable motion.
The outside cover of described permanent magnet I8 has bracket I 4, and the outer felt of bracket I 4 has coil I5; The outside cover of described permanent magnet II9 has bracket I I10, and the outer felt of bracket I I10 has coil II6;
One end of described bracket I 4, bracket I I10 is fixed, and the other end freely.
Described coil I5 is wrapped in the surface of bracket I 4, adopts the mode of multi-lay winding, from one end of bracket I 4 around bracket I 4 surface wrap, arrives again towards original one ends wound after the other end of bracket I 4, and so forth; Described coil II10 is wrapped in the surface of bracket I I10, adopts the mode of multi-lay winding, from one end of bracket I I10 around bracket I I10 surface wrap, arrives again towards original one ends wound after the other end of bracket I I10, and so forth.
There is certain interval between described bracket I 4 and permanent magnet I8, between bracket I I10 and permanent magnet II9, there is certain interval.
The material of described piezoelectric layer 2 is PZT or the PVDF after polarizing.
The material of described basic unit 3 is copper, steel, aluminium, aluminium alloy one wherein.
Compared with prior art, the invention has the beneficial effects as follows:
Bistable state piezo-electric generating and Electromagnetic generation supplement by this device mutually, the motion that can make full use of two blocks of permanent magnets produces additional electrical energy, the present invention can regulate bistable motion degree and cutting magnetic induction line degree in the course of the work constantly automatically, effectively can promote electromechanical conversion efficiency, strengthen generating capacity.
Accompanying drawing explanation
Fig. 1 is the structural representation of invention;
In figure:
1-lead-in wire 2-piezoelectric layer 3-basic unit
4-bracket I 5-coil I 6-coil II
7-spring 8-permanent magnet I 9-permanent magnet II
10-bracket I I
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail.
As shown in Figure 1, a kind of multi-mode vibration generating device, this device comprises bistable state piezoelectric cantilever, accessory structure; Bistable state piezoelectric cantilever comprises lead-in wire 1, piezoelectric layer 2, basic unit 3, bracket I 4, coil I5, permanent magnet I8; Accessory structure comprises coil II6, spring 7, permanent magnet II9, bracket I I10; One end of described bistable state piezoelectric cantilever is fixed, and piezoelectric layer 2 is pasted onto one end of basic unit 3, and lead-in wire 1 is drawn respectively from piezoelectric layer 2 upper surface and basic unit 3 surface; The other end of described bistable state piezoelectric cantilever is free end, and free end is pasted with permanent magnet I8, with permanent magnet I8 staggered relatively be permanent magnet II9, permanent magnet I8 and permanent magnet II9 repels mutually; Permanent magnet II9 is connected with one end of spring 7 and is supported by the spring 7 of horizontal positioned, and spring 7 other end is fixed.
There is certain interval between described permanent magnet I8 and permanent magnet II9, bistable state piezoelectric cantilever can be made under little excited vibration to keep bistable motion.
The outside cover of described permanent magnet I8 has bracket I 4, and the outer felt of bracket I 4 has coil I5; The outside cover of described permanent magnet II9 has bracket I I10, and the outer felt of bracket I I10 has coil II6;
One end of described bracket I 4, bracket I I10 is fixed, and the other end freely.
Described coil I5 is wrapped in the surface of bracket I 4, adopts the mode of multi-lay winding, from one end of bracket I 4 around bracket I 4 surface wrap, arrives again towards original one ends wound after the other end of bracket I 4, and so forth; Described coil II10 is wrapped in the surface of bracket I I10, adopts the mode of multi-lay winding, from one end of bracket I I10 around bracket I I10 surface wrap, arrives again towards original one ends wound after the other end of bracket I I10, and so forth.
There is certain interval between described bracket I 4 and permanent magnet I8, between bracket I I10 and permanent magnet II9, there is certain interval.
The material of described piezoelectric layer 2 is PZT or the PVDF after polarizing.
The material of described basic unit 3 is copper, steel, aluminium, aluminium alloy one wherein.
Although invention has been described for composition graphs above; but the present invention is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; instead of it is restrictive; when not departing from present inventive concept; can also make a lot of distortion, these all belong to protection category of the present invention.
Claims (5)
1. a multi-mode vibration generating device, is characterized in that: this device comprises bistable state piezoelectric cantilever, accessory structure; Bistable state piezoelectric cantilever comprises lead-in wire (1), piezoelectric layer (2), basic unit (3), bracket I (4), coil I (5), permanent magnet I (8); Accessory structure comprises coil II (6), spring (7), permanent magnet II (9), bracket I I (10); One end of described bistable state piezoelectric cantilever is fixed, and piezoelectric layer (2) is pasted onto one end of basic unit (3), and lead-in wire (1) is drawn respectively from piezoelectric layer (2) upper surface and basic unit (3) surface; The other end of described bistable state piezoelectric cantilever is free end, free end is pasted with permanent magnet I (8), with permanent magnet I (8) staggered relatively be permanent magnet II (9), permanent magnet I (8) and permanent magnet II (9) repel mutually; Permanent magnet II (9) is connected with one end of spring (7) and is supported by the spring (7) of horizontal positioned, and spring (7) other end is fixed;
There is certain interval between described permanent magnet I (8) and permanent magnet II (9), bistable state piezoelectric cantilever can be made under little excited vibration to keep bistable motion;
The outside cover of described permanent magnet I (8) has bracket I (4), and the outer felt of bracket I (4) has coil I (5); The outside cover of described permanent magnet II (9) has bracket I I (10), and the outer felt of bracket I I (10) has coil II (6);
One end of described bracket I (4), bracket I I (10) is fixed, and the other end freely.
2. a kind of multi-mode vibration generating device according to claim 1, it is characterized in that: described coil I (5) is wrapped in the surface of bracket I (4), adopt the mode of multi-lay winding, from one end of bracket I (4) around bracket I (4) surface wrap, again towards original one ends wound after the other end of arrival bracket I (4), and so forth; Described coil II (10) is wrapped in the surface of bracket I I (10), adopt the mode of multi-lay winding, from one end of bracket I I (10) around bracket I I (10) surface wrap, again towards original one ends wound after the other end of arrival bracket I I (10), and so forth.
3. a kind of multi-mode vibration generating device according to claim 1, it is characterized in that: between described bracket I (4) and permanent magnet I (8), there is certain interval, between bracket I I (10) and permanent magnet II (9), there is certain interval.
4. a kind of multi-mode vibration generating device according to claim 1, is characterized in that: the material of described piezoelectric layer (2) is PZT or the PVDF after polarizing.
5. a kind of multi-mode vibration generating device according to claim 1, is characterized in that: the material of described basic unit (3) is copper, steel, aluminium, aluminium alloy one wherein.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510191784.5A CN104821743A (en) | 2015-04-22 | 2015-04-22 | Multi-mode vibration power generation device |
AU2015208446A AU2015208446B2 (en) | 2015-04-22 | 2015-04-30 | Multi-mode vibration power generator |
PCT/CN2015/077888 WO2015110093A2 (en) | 2015-04-22 | 2015-04-30 | Multi-mode vibration power generator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510191784.5A CN104821743A (en) | 2015-04-22 | 2015-04-22 | Multi-mode vibration power generation device |
Publications (1)
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CN104821743A true CN104821743A (en) | 2015-08-05 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510191784.5A Pending CN104821743A (en) | 2015-04-22 | 2015-04-22 | Multi-mode vibration power generation device |
Country Status (3)
Country | Link |
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CN (1) | CN104821743A (en) |
AU (1) | AU2015208446B2 (en) |
WO (1) | WO2015110093A2 (en) |
Cited By (16)
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CN105571803A (en) * | 2016-03-13 | 2016-05-11 | 北京工业大学 | Bistable piezoelectric energy collector vibration experiment clamp |
CN105932908A (en) * | 2016-06-15 | 2016-09-07 | 浙江师范大学 | Power supply device for shipborne locating and tracking system |
CN106124036A (en) * | 2016-08-17 | 2016-11-16 | 西南交通大学 | A kind of novel vibration pickup and Optimization Design thereof |
CN106549625A (en) * | 2016-12-08 | 2017-03-29 | 清华大学 | A kind of composite pavement energy collecting device |
CN106899233A (en) * | 2017-04-14 | 2017-06-27 | 合肥工业大学 | A kind of Reed type bistable electromagnetic Piezoelectric anisotropy energy collecting device |
CN107508495A (en) * | 2017-08-28 | 2017-12-22 | 北京工业大学 | A kind of piezoelectricity electromagnetic vibration power generation device |
CN107508496A (en) * | 2017-08-28 | 2017-12-22 | 北京工业大学 | With the mutual bistable state multimode vibration generating device of auxiliary magnetic |
WO2019041757A1 (en) * | 2017-08-28 | 2019-03-07 | 北京工业大学 | Four-sided-synchronous-swing dual-mode broadband power generation device |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010151738A2 (en) * | 2009-06-26 | 2010-12-29 | Virginia Tech Intellectual Properties, Inc. | Piezomagnetoelastic structure for broadband vibration energy harvesting |
CN102185523A (en) * | 2011-05-30 | 2011-09-14 | 华北电力大学 | Minitype composite vibration power generator |
CN102790548A (en) * | 2012-07-18 | 2012-11-21 | 天津大学 | Bistable composite cantilever beam piezoelectric power generating device |
CN104377993A (en) * | 2014-11-25 | 2015-02-25 | 北京工业大学 | Automatic parameter regulating bistable-state piezoelectric power generation structure |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009039293A1 (en) * | 2007-09-18 | 2009-03-26 | University Of Florida Research Foundation, Inc. | Dul-mode piezoelectric/magnetic vibrational energy harvester |
US7928634B2 (en) * | 2008-04-22 | 2011-04-19 | Honeywell International Inc. | System and method for providing a piezoelectric electromagnetic hybrid vibrating energy harvester |
US8796907B2 (en) * | 2009-06-19 | 2014-08-05 | The Regents Of The University Of Michigan | Increased frequency power generation using low-frequency ambient vibrations |
CN101764531B (en) * | 2010-01-28 | 2012-05-16 | 南京航空航天大学 | Multi-operation mode piezoelectric generator and power generation method thereof |
WO2012137695A1 (en) * | 2011-04-07 | 2012-10-11 | 株式会社村田製作所 | Piezoelectric power generator |
CN103023377B (en) * | 2012-12-24 | 2017-05-03 | 成都理工大学 | Piezoelectric and electromagnetic hybrid variable-frequency micro-power generation assembly and method for same |
CN103354434A (en) * | 2013-07-02 | 2013-10-16 | 天津大学 | Bistable piezoelectric cantilever beam vibration energy collector |
CN104253563B (en) * | 2014-09-24 | 2017-02-22 | 北京工业大学 | Method for improving power generation capacity of bistable suspension beam piezoelectric power generation device |
-
2015
- 2015-04-22 CN CN201510191784.5A patent/CN104821743A/en active Pending
- 2015-04-30 AU AU2015208446A patent/AU2015208446B2/en not_active Ceased
- 2015-04-30 WO PCT/CN2015/077888 patent/WO2015110093A2/en active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010151738A2 (en) * | 2009-06-26 | 2010-12-29 | Virginia Tech Intellectual Properties, Inc. | Piezomagnetoelastic structure for broadband vibration energy harvesting |
CN102185523A (en) * | 2011-05-30 | 2011-09-14 | 华北电力大学 | Minitype composite vibration power generator |
CN102790548A (en) * | 2012-07-18 | 2012-11-21 | 天津大学 | Bistable composite cantilever beam piezoelectric power generating device |
CN104377993A (en) * | 2014-11-25 | 2015-02-25 | 北京工业大学 | Automatic parameter regulating bistable-state piezoelectric power generation structure |
Non-Patent Citations (1)
Title |
---|
苏宇峰,段智勇: "微型电磁振动能量采集器的研究进展", 《微纳电子技术》 * |
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Also Published As
Publication number | Publication date |
---|---|
WO2015110093A2 (en) | 2015-07-30 |
WO2015110093A3 (en) | 2016-03-03 |
AU2015208446B2 (en) | 2018-11-29 |
AU2015208446A1 (en) | 2017-01-12 |
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Application publication date: 20150805 |