CN209526531U - A kind of wireless charging system based on power carrier - Google Patents

A kind of wireless charging system based on power carrier Download PDF

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Publication number
CN209526531U
CN209526531U CN201920282527.6U CN201920282527U CN209526531U CN 209526531 U CN209526531 U CN 209526531U CN 201920282527 U CN201920282527 U CN 201920282527U CN 209526531 U CN209526531 U CN 209526531U
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CN
China
Prior art keywords
coil
dsp chip
transformer
wireless charging
rectification circuit
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CN201920282527.6U
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Chinese (zh)
Inventor
姚凯
王伟
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Jiangsu City Wang Aircraft Power Electronics Co Ltd
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Jiangsu City Wang Aircraft Power Electronics Co Ltd
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Priority to CN201920282527.6U priority Critical patent/CN209526531U/en
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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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/12—Electric charging stations
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/14—Plug-in electric vehicles

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  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The utility model provides a kind of wireless charging system based on power carrier comprising: transmitting terminal and receiving end；Transmitting terminal includes: modulation transformer, inverter circuit, dsp chip, L1Coil, modulation transformer are connected with inverter circuit, and modulation transformer and dsp chip signal transmit, L1The both ends of coil are connected with inverter circuit, and the frequency that dsp chip modulates waveform is at least at least 10 times of inverter circuit power waveform frequency, and receiving end includes: rectification circuit, LDDCoil, LQCoil, solution voltage regulator/transformer, LDDCoil, LQCoil is connected with rectification circuit respectively, and and L1Coil forms mutual inductance, and solution voltage regulator/transformer is connected with rectification circuit, and transmits with dsp chip signal.The utility model cooperates dsp chip by the way that coupling transformer is added, and can reach higher charge efficiency and biggish charge power, reduces information security leakage, reduces cost.

Description

A kind of wireless charging system based on power carrier
Technical field
The utility model relates to wireless charging technical field more particularly to a kind of wireless charging systems based on power carrier System.
Background technique
The fast development of electric car proposes higher requirement to electrically-charging equipment, and either direct current stake still exchanges stake, The transmission of its power is all to become limit in large-power occasions, the size of cable, price and weight using traditional wire cable The factor of wired charging development processed.Therefore, wireless charging technology becomes the effective means to solve the above problems.
In wireless charging technology (WPT), the transmitting of energy is to greatly expand electric energy by contactless remote transmission The application of transmission is a kind of energy transmission mode with vast potential for future development.However, while WPT offers convenience, Be also introduced into new problem, the secondary side communication mode of traditional original be by WIFI or ZIGBEE, increase communications reception mould group at This increase simultaneously, also brings relevant information security issue.Therefore, in view of the above-mentioned problems, it is necessary to propose further to solve Certainly scheme.
Utility model content
The purpose of this utility model is to provide a kind of wireless charging systems based on power carrier, to overcome the prior art Present in deficiency.
To realize above-mentioned purpose of utility model, the utility model provides a kind of wireless charging system based on power carrier, Comprising: transmitting terminal and receiving end；
The transmitting terminal includes: modulation transformer, inverter circuit, dsp chip, L1Coil, the modulation transformer and institute It states inverter circuit to be connected, and the modulation transformer and dsp chip signal transmit, the L1The both ends of coil and the inversion Circuit is connected, and the frequency that the dsp chip modulates waveform is at least at least the 10 of the inverter circuit power waveform frequency Times, the receiving end includes: rectification circuit, LDDCoil, LQCoil, solution voltage regulator/transformer, the LDDCoil, LQCoil respectively with institute Rectification circuit is stated to be connected, and with the L1Coil forms mutual inductance, and the solution voltage regulator/transformer is connected with the rectification circuit, and It is transmitted with the dsp chip signal.
Preferably, the inverter circuit is full bridge inverter or half-bridge inversion circuit.
Preferably, formed the full bridge inverter or half-bridge inversion circuit switch be metal-oxide-semiconductor, IGBT, SIC or One of GAN.
Preferably, the dsp chip model TMS320C2000.
Preferably, the rectification circuit is BOOST rectification circuit or BUCKBOOST rectification circuit.
Preferably, formed the BOOST rectification circuit or BUCKBOOST rectification circuit switch be metal-oxide-semiconductor, IGBT, One of SIC or GAN.
Compared with prior art, the utility model has the beneficial effects that the utility model based on the wireless of power carrier Charging system cooperates dsp chip by the way that coupling transformer is added, and can reach higher charge efficiency and biggish charging function Rate reduces information security leakage, reduces cost.Further, it is also possible to work under strong jamming electromagnetic environment, tradition is avoided The insecure problem of circuit.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments recorded in the utility model, for those of ordinary skill in the art, is not making the creative labor Under the premise of, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the circuit diagram of one specific embodiment of wireless charging system based on power carrier of the utility model.
Specific embodiment
The utility model is described in detail in each embodiment shown in reference to the accompanying drawing, but it should be stated that, These embodiments are not limitation of the utility model, those of ordinary skill in the art according to these embodiments made by function Energy, method or equivalent transformation or substitution in structure, belong within the protection scope of the utility model.
The principles of the present invention are, by cancelling traditional communication mode based on WIFI or ZIGBEE, into one Step utilizes PLC technology, introduces high-frequency carrier signal in the power transformer line of low frequency, is suspended on primary side route Coupling transformer after secondary side receives the signal by transformer, is sent into DSP and carries out letter in addition DSP simulates one group of high-frequency signal Number processing, can carry out former secondary side information exchange.To, reference current carrier wave principle simply introduces two coupling transformers, And certain control logic is added can solve former secondary side communication issue, information security issue can be not only reduced, number is improved According to acquisition precision, cost can also be reduced, improves wireless charging system reliability.
Specifically, the utility model provides a kind of wireless charging system based on power carrier comprising: it transmitting terminal and connects Receiving end.
Wherein, the transmitting terminal includes: modulation transformer, inverter circuit, dsp chip, L1Coil, the modulation transformer It is connected with the inverter circuit, and the modulation transformer and dsp chip signal transmit, the L1The both ends of coil with it is described Inverter circuit is connected, and the frequency that the dsp chip modulates waveform is at least the inverter circuit power waveform frequency extremely It is 10 times few.
The receiving end includes: rectification circuit, LDDCoil, LQCoil, solution voltage regulator/transformer, the LDDCoil, LQCoil point Be not connected with the rectification circuit, and with the L1Coil forms mutual inductance, the solution voltage regulator/transformer and the rectification circuit phase Connection, and transmitted with the dsp chip signal.
Below with reference to a specific embodiment, the technical solution of the utility model is illustrated.
As shown in Figure 1, the wireless charging system based on power carrier of the present embodiment includes: transmitting terminal 1 and receiving end 2.
The transmitting terminal 1 includes: modulation transformer 11, inverter circuit 12, dsp chip 13, L1Coil.The modulation transformation Device 11 is connected with the inverter circuit 12, and the modulation transformer 11 and 13 signal of dsp chip transmit, the L1Coil Both ends are connected with the inverter circuit 12, and the frequency that the dsp chip 13 modulates waveform is at least the inverter circuit function At least 10 times of rate waveform frequency, to avoid higher hamonic wave interference.
In the present embodiment, the inverter circuit 12 is full bridge inverter or half-bridge inversion circuit.Preferably full-bridge is inverse Power transformation road.The switch of the full bridge inverter or half-bridge inversion circuit is formed as in metal-oxide-semiconductor, IGBT, SIC or GAN It is a kind of.The 13 model TMS320C2000 of dsp chip.Preferably IGBT.
The receiving end 2 includes: rectification circuit 21, LDDCoil, LQCoil adjusts transformer 22, the LDDCoil, LQLine Circle be connected respectively with the rectification circuit 21, and with the L1Coil formed mutual inductance, the adjusting transformer 22 with it is described whole Current circuit 21 is connected, and transmits with 13 signal of dsp chip.
In the present embodiment, the rectification circuit 21 is BOOST rectification circuit or BUCKBOOST rectification circuit.Preferably BOOST rectification circuit.Formed the BOOST rectification circuit or BUCKBOOST rectification circuit switch be metal-oxide-semiconductor, IGBT, One of SIC or GAN.Preferably IGBT.
In conclusion the wireless charging system based on power carrier of the utility model, which passes through, is added coupling transformer, and Cooperate dsp chip, higher charge efficiency and biggish charge power can be reached, reduces information security leakage, reduce cost. Further, it is also possible to work under strong jamming electromagnetic environment, the insecure problem of traditional circuit is avoided.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (6)

1. a kind of wireless charging system based on power carrier, which is characterized in that the wireless charging system include: transmitting terminal and Receiving end；
The transmitting terminal includes: modulation transformer, inverter circuit, dsp chip, L1Coil, the modulation transformer and the inversion Circuit is connected, and the modulation transformer and dsp chip signal transmit, the L1The both ends of coil and the inverter circuit phase Connection, the frequency that the dsp chip modulates waveform is at least at least 10 times of the inverter circuit power waveform frequency, described Receiving end includes: rectification circuit, LDDCoil, LQCoil, solution voltage regulator/transformer, the LDDCoil, LQCoil respectively with the rectification Circuit is connected, and with the L1Coil forms mutual inductance, and the solution voltage regulator/transformer is connected with the rectification circuit, and with it is described The transmission of dsp chip signal.
2. the wireless charging system according to claim 1 based on power carrier, which is characterized in that the inverter circuit is Full bridge inverter or half-bridge inversion circuit.
3. the wireless charging system according to claim 2 based on power carrier, which is characterized in that it is inverse to form the full-bridge The switch of power transformation road or half-bridge inversion circuit is one of metal-oxide-semiconductor, IGBT, SIC or GAN.
4. the wireless charging system according to claim 1 based on power carrier, which is characterized in that the dsp chip type Number be TMS320C2000.
5. the wireless charging system according to claim 1 based on power carrier, which is characterized in that the rectification circuit is BOOST rectification circuit or BUCKBOOST rectification circuit.
6. the wireless charging system according to claim 5 based on power carrier, which is characterized in that form the BOOST The switch of rectification circuit or BUCKBOOST rectification circuit is one of metal-oxide-semiconductor, IGBT, SIC or GAN.
CN201920282527.6U 2019-03-06 2019-03-06 A kind of wireless charging system based on power carrier Active CN209526531U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920282527.6U CN209526531U (en) 2019-03-06 2019-03-06 A kind of wireless charging system based on power carrier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920282527.6U CN209526531U (en) 2019-03-06 2019-03-06 A kind of wireless charging system based on power carrier

Publications (1)

Publication Number Publication Date
CN209526531U true CN209526531U (en) 2019-10-22

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920282527.6U Active CN209526531U (en) 2019-03-06 2019-03-06 A kind of wireless charging system based on power carrier

Country Status (1)

Country Link
CN (1) CN209526531U (en)

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