CN105048655A - Household power system adopting micro-grid power generation and wireless power transmission - Google Patents
Household power system adopting micro-grid power generation and wireless power transmission Download PDFInfo
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- CN105048655A CN105048655A CN201510569728.0A CN201510569728A CN105048655A CN 105048655 A CN105048655 A CN 105048655A CN 201510569728 A CN201510569728 A CN 201510569728A CN 105048655 A CN105048655 A CN 105048655A
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
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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
- Y02E10/50—Photovoltaic [PV] energy
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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
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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- Control Of Eletrric Generators (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Wind Motors (AREA)
Abstract
The invention relates to a household power system adopting micro-grid power generation and wireless power transmission. The system mainly comprises a wind power generation module (1), a solar power generation module (2), an energy storage module (3), a chopping power oscillation circuit (4), a signal control module (5), an electromagnetic field transmitting line (6), an electromagnetic field receiving coil (7), a rectifying, filtering and chopping module (8), a super capacitor combination circuit (9), and household appliances (10). The design is a frontier topic on electrical engineering. The innovative point is that non-pollution clean energy is provided for household appliances, a low-carbon and environment-friendly electrical appliance power supply mode is designed, and the defects of the existing mode of household appliance power supply through direct contact of a wire are avoided. According to the invention, the micro grid and the wireless power transmission technology are effectively combined, so that no air pollution is caused in the whole process of power production, transformation and application. Pressure brought by energy can be effectively relieved, and the novel mode of household appliance power supply brings great convenience to people's life. Therefore, the household power system is of great practical significance to the development of the society and has a broad application prospect.
Description
Technical field
Based on the requirement of the energy, environment and economy sustainable development, design is carried out to traditional electrical network and regenerates, developing intellectual resource type, make full use of the direction that renewable energy power generation is 21 century electric network reconstruction.Micro power network (microgrid) is due to the distributed energy that have employed a large amount of greens and clean and can for user provides reliable, high-quality electric energy and become the important component part of power network development from now on.
Wireless power transmission technology is one of most active hot research direction, current electrical engineering field, it integrates basic research and application study, be new research field and the advanced subject of multidisciplinary, the strong intersection that the outer academia of Present Domestic and industrial quarters are explored, contain many technical fields such as electromagnetic field, power electronic technology, electric power system, control technology, physics, materialogy, information technology.Adopt wireless power mode effectively can overcome all kinds of defects of electric wire connected mode existence, realize freely powering of electronic apparatus, there is important application expection and vast potential for future development.
A kind of household electricity system adopting microgrid generating and wireless power transmission of the present invention, it is the advanced subject of electrician's disciplinary study, can not only power for household electrical appliance and provide free of contamination clean energy resource, and devise the power generation mode of a kind of low-carbon (LC), environmental protection, and avoid the drawback that existing household electrical appliance wire directly contacts supply power mode.
Background technology
In microgrid, wind light mutual complementing power generation technology is ripe, has now been widely used in actual life, is a kind of clean energy resource of green.
Wireless power transmission technology is broadly divided into three kinds: the first is inductive coupling type electric energy transmission, it utilizes loosely coupled transformer principle to carry out biography can, generally there is the iron core apparatus reducing loop magnetic resistance in transmitting terminal and receiving terminal, is applicable to small-power, short-range application scenario.The second is electromagnetic coupled resonant mode delivery of electrical energy, is applicable to the Energy Transfer of moderate distance by inductance on the resonator of high quality factor and distributed capacitor generation resonant transmission energy.The third is electromagnetic radiation formula delivery of electrical energy, and electric energy is converted into microwave form in the art, and transmission range exceedance km, can realize the teletransmission of electric energy.Wherein electromagnetic coupled harmonic technology utilizes non-radiating electromagnetic field near-field region to complete delivery of electrical energy, on the one hand than induction biography energy, transmission range has had very large expansion; Compare electromagnetic radiation formula on the other hand and pass energy, near-field region energy has radiationless feature, and this technology has good fail safe, therefore obtains very large concern and research at present.
Summary of the invention
Technical problem to be solved by this invention is, introduces the Power supply source that wind light mutual complementing power generation charges as household electrical appliance, achieves a kind of pollution-free, clean Power supply mode, avoids the shortage of energy.In addition, household electrical appliance introduce wireless power transmission technology in powering, and avoid the drawback that conventional domestic electrical appliance wire directly contacts supply power mode, and powering for household electrical appliance provides a kind of quick and easy mode.
The technical solution adopted in the present invention is: a kind of household electricity system adopting microgrid generating and wireless power transmission, wind power generation module (1) and solar power generation module (2), achieve wind light mutual complementing power generation, store the energy in storage device (3), for electric power system provides input power; Chopped power oscillating circuit (4), for being converted to the high frequency alternating current adapting to load power demand by the direct current in storage device (3); Signal controlling module (5), controls the output voltage values of chopper circuit to realize the balance of input power and power output; Electromagnetic field emissions circuit (6), for launching the alternating electromagnetic field that chopped power oscillating circuit produces; Electromagnetic field receiving coil (7), receives the alternating magnetic field that electromagnetic field emissions circuit is launched; Rectifying and wave-filtering copped wave module (8), is converted to the direct current of voltage value constant by the alternating current that electromagnetic field receiving coil receives; Super capacitor combinational circuit (9), quick storage electric energy, for household electrical appliance (10) provide driving power.
Described chopped power oscillating circuit (4) is made up of chopper circuit and half-bridge power push-pull circuit, wherein chopper circuit is by Single-chip Controlling in signal control circuit (5), to control its output voltage values, the switching frequency of half-bridge power push-pull circuit is fixed, consistent with the resonance frequency of launching circuit.
Described signal control circuit (5) is made up of power-sensing circuit and single chip machine controlling circuit.The power signal that power-sensing circuit detects delivers to single chip machine controlling circuit through A/D conversion, and single-chip microcomputer compares with the power threshold prestored, and regulates the output voltage index of chopper circuit in (4) according to comparative result.
Described electromagnetic field emissions circuit (6) is formed by the coiling of multiply litz wire and forms, and the frequency that its resonance frequency and oscillating circuit export is consistent, to ensure lower emission ratio, for launching the alternating electromagnetic field that chopped power oscillating circuit produces.
Described electromagnetic field receiving coil (7) is turned to by the coiling of multiply litz wire, be positioned on the base of household electrical appliance, receiving coil just considers the frequency of oscillating circuit (4) when making, the frequency that the receiving coil produced and electromagnetic field emissions circuit (6) and chopped power oscillating circuit (4) export is consistent, to ensure that receiving coil is in operation maintenance resonance condition, realizes the efficient transmission of energy in the mode be coupled by resonance.
Described rectifying and wave-filtering copped wave module (8) is made up of bridge rectifier, filter circuit, chopper circuit, wherein the AC rectification that coil obtains is become direct current by bridge rectifier, the high order harmonic component in circuit eliminated by filter circuit, and filtered direct current is transformed into the direct current of constant output voltage by chopper circuit subsequently.
Described super capacitor combinational circuit (9) is made up of super capacitor series-parallel circuit and protective circuit, with thinking that household electrical appliance provide energy.
The present invention is a kind of adopts microgrid to generate electricity and the household electricity system of wireless power transmission, microgrid and wireless power transmission technology effective is combined, and makes whole process can not cause the pollution of air from the generation of electric energy, conversion and application.Not only effectively can alleviate the pressure that the energy brings, and this novel household electrical appliance supply power mode greatly facilitates the life of people, therefore has important practical significance and application prospect to the development of society.
Accompanying drawing explanation
Fig. 1 is entire system functional block diagram;
Fig. 2 is the structure chart of electromagnetic emission coil and electromagnetism receiving coil;
Fig. 3 is the circuit diagram of super capacitor group;
Embodiment
Microgrid is adopted to generate electricity and the household electricity system of wireless power transmission is made and being explained below in conjunction with embodiment and accompanying drawing to the present invention is a kind of.
As shown in Figure 1, wind power generation module (1) and solar power generation module (2), achieve wind light mutual complementing power generation, stores the energy in storage device (3), for electric power system provides input power; Chopped power oscillating circuit (4), for being converted to the high frequency alternating current adapting to load power demand by the direct current in storage device (3); Signal controlling module (5), controls the output voltage values of chopper circuit to realize the balance of input power and power output; Electromagnetic field emissions circuit (6), for launching the alternating electromagnetic field that chopped power oscillating circuit produces; Electromagnetic field receiving coil (7), receives the alternating magnetic field that electromagnetic field emissions circuit is launched; Rectifying and wave-filtering copped wave module (8), is converted to the direct current of voltage value constant by the alternating current that electromagnetic field receiving coil receives; Super capacitor combinational circuit (9), quick storage electric energy, for electric automobile (10) provides driving power; Wherein wind power generation module (1) is connected with energy storing device (3); Solar power generation module (2) is connected with energy storing device (3); Energy storing device (3) is connected and is connected with chopped power oscillating circuit (4); Chopped power oscillating circuit (4) is connected with signal controlling module (5); Chopped power oscillating circuit (4) is connected with electromagnetic field emissions circuit (6); Electromagnetic field receiving coil (7) is connected with rectifying and wave-filtering copped wave module (8); Rectifying and wave-filtering copped wave module (8) is connected with super capacitor combinational circuit (9); Super capacitor combinational circuit (9) is connected with household electrical appliance (10).
As shown in Figure 2, electromagnetic field emissions circuit (6) and electromagnetic field emissions circuit (7), all adopt multiply litz wire, be coiled into tray type structure, and the concussion frequency that the electromagnetic field emissions circuit (6) of design and the natural resonance frequency of electromagnetic field emissions circuit (7) will export with chopped power oscillating circuit (4) is equal, thus realize electromagnetic coupled resonance, wireless transmission energy.
As shown in Figure 3, super capacitor combinational circuit (9) adopts the super capacitor of 288 500F, and wherein 6 super capacitor series connection are a unit, and 12 unit parallel connections are one group, super capacitor combinational circuit composition structure is after two groups of series connection, more in parallel with other two groups of tandem compounds.It is short that this module storage power has the charging interval, and charging times is many, advantage capacious, and can solve lithium battery and pollute large, the charging interval is long, the drawback that charging times is few.
Claims (4)
1. one kind adopts the household electricity system of microgrid generating and wireless power transmission, it is characterized in that being provided with: wind power generation module (1) and solar power generation module (2), achieve wind light mutual complementing power generation, store the energy in storage device (3), for electric power system provides input power; Chopped power oscillating circuit (4), for being converted to the high frequency alternating current adapting to load power demand by the direct current in storage device (3); Signal controlling module (5), controls the output voltage values of chopper circuit to realize the balance of input power and power output; Electromagnetic field emissions circuit (6), for launching the alternating electromagnetic field that chopped power oscillating circuit produces; Electromagnetic field receiving coil (7), receives the alternating magnetic field that electromagnetic field emissions circuit is launched; Rectifying and wave-filtering copped wave module (8), is converted to the direct current of voltage value constant by the alternating current that electromagnetic field receiving coil receives; Super capacitor combinational circuit (9), quick storage electric energy, for household electrical appliance (10) provide driving power; Wherein wind power generation module (1) is connected with energy storing device (3); Solar power generation module (2) is connected with energy storing device (3); Energy storing device (3) is connected and is connected with chopped power oscillating circuit (4); Chopped power oscillating circuit (4) is connected with signal controlling module (5); Chopped power oscillating circuit (4) is connected with electromagnetic field emissions circuit (6); Electromagnetic field receiving coil (7) is connected with rectifying and wave-filtering copped wave module (8); Rectifying and wave-filtering copped wave module (8) is connected with super capacitor combinational circuit (9); Super capacitor combinational circuit (9) is connected with household electrical appliance (10).
2. a kind of household electricity system adopting microgrid generating and wireless power transmission according to claim 1, be further characterized in that, described wind power generation module (1) and solar power generation module (2), it is a kind of pollution-free, green energy resource generation mode, it is incorporated in household electrical appliance wireless charging technology, for household electrical appliance provide Power supply source, energy starved present situation can be alleviated, also can reduce the content of PM2.5 in air greatly, be human lives's Creating Comfort living environment.
3. a kind of household electricity system system adopting microgrid generating and wireless power transmission according to claim 1, be further characterized in that, described electromagnetic field emissions circuit (6) and electromagnetic field emissions circuit (7), adopt multiply litz wire, be coiled into tray type structure, and the concussion frequency that the electromagnetic field emissions circuit (6) of design and the natural resonance frequency of electromagnetic field emissions circuit (7) will export with chopped power oscillating circuit (4) is equal, thus realize electromagnetic coupled resonance, wireless transmission energy.
4. a kind of household electricity system adopting microgrid generating and wireless power transmission according to claim 1, be further characterized in that, described super capacitor combinational circuit (9), there is the charging interval short, charging times is many, advantage capacious, can solve lithium battery and pollute large, charging interval is long, the drawback that charging times is few.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510569728.0A CN105048655A (en) | 2015-09-08 | 2015-09-08 | Household power system adopting micro-grid power generation and wireless power transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510569728.0A CN105048655A (en) | 2015-09-08 | 2015-09-08 | Household power system adopting micro-grid power generation and wireless power transmission |
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| Publication Number | Publication Date |
|---|---|
| CN105048655A true CN105048655A (en) | 2015-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510569728.0A Pending CN105048655A (en) | 2015-09-08 | 2015-09-08 | Household power system adopting micro-grid power generation and wireless power transmission |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879768A (en) * | 2018-07-11 | 2018-11-23 | 佛山市众盈电子有限公司 | A kind of compatible input of clean energy resource and its Intellectual power output controlling and regulating system |
| CN113258818A (en) * | 2020-02-12 | 2021-08-13 | 北京纳杰科技有限公司 | Portable human body power generation device |
-
2015
- 2015-09-08 CN CN201510569728.0A patent/CN105048655A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879768A (en) * | 2018-07-11 | 2018-11-23 | 佛山市众盈电子有限公司 | A kind of compatible input of clean energy resource and its Intellectual power output controlling and regulating system |
| CN113258818A (en) * | 2020-02-12 | 2021-08-13 | 北京纳杰科技有限公司 | Portable human body power generation device |
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Application publication date: 20151111 |
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| WD01 | Invention patent application deemed withdrawn after publication |