CN110571875A - Uninterrupted wireless power supply device - Google Patents
Uninterrupted wireless power supply device Download PDFInfo
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- CN110571875A CN110571875A CN201911046888.1A CN201911046888A CN110571875A CN 110571875 A CN110571875 A CN 110571875A CN 201911046888 A CN201911046888 A CN 201911046888A CN 110571875 A CN110571875 A CN 110571875A
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- 238000004146 energy storage Methods 0.000 claims abstract description 27
- 238000001914 filtration Methods 0.000 claims abstract description 14
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 6
- 239000003990 capacitor Substances 0.000 claims description 41
- 230000001105 regulatory effect Effects 0.000 claims description 35
- 230000002457 bidirectional effect Effects 0.000 claims description 20
- 230000033228 biological regulation Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 abstract description 42
- 230000008054 signal transmission Effects 0.000 description 8
- 238000012544 monitoring process Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 230000002500 effect on skin Effects 0.000 description 4
- 238000012806 monitoring device Methods 0.000 description 4
- 230000000191 radiation effect Effects 0.000 description 4
- 230000006641 stabilisation Effects 0.000 description 4
- 238000011105 stabilization Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000007600 charging Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010277 constant-current charging Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000016507 interphase Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
- H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/50—Circuit arrangements or systems for wireless supply or distribution of electric power using additional energy repeaters between transmitting devices and receiving devices
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The application discloses incessant wireless power supply unit includes: the energy taking coil, the current and voltage converting and stabilizing module, the high-frequency inversion module, the transmitting end resonator, the receiving end resonator, the rectifying and filtering module and the hybrid energy storage module are sequentially connected; the transmitting end resonator is coupled with the signal generating module; the transmitting end resonator and the receiving end resonator are connected in parallel with a lumped resonator. This application can realize the transmission of energy and the different frequencies of signal on same passageway, and just through setting up mixed energy storage module for control power supply unit is in order to realize the stable safe energy transmission of high efficiency, has solved among the prior art unstable technical problem of power supply through battery or solar cell.
Description
Technical Field
The application belongs to the technical field of high-voltage transmission lines, and particularly relates to an uninterrupted wireless power supply device.
Background
the high-voltage transmission line is important for an electric power system, so that the transmission line of the transmission line needs to be protected in real time aiming at the characteristics of outdoor environment, long line, wide distribution and the like of the transmission line, and online monitoring is an important ring in real-time monitoring. In general, a field monitoring device installed on a power transmission line has no available alternating current power supply, so that an independent power supply unit must be developed. With the overall construction and development of smart grids, the demand of monitoring devices for high-voltage side conductors of power transmission lines is increasing, and these monitoring devices generally consist of a collection unit installed on the side of the power transmission line and a collection unit installed on the side of a pole tower, as shown in fig. four. For example, in a power transmission line fault monitoring system, a collection unit in the power transmission line fault monitoring system is annularly buckled on a power transmission line to monitor interphase short-circuit faults, ground faults, insulation drop and the like, and monitor line load changes in real time, the collection unit transmits operation information of the line to a collection unit positioned on a pole tower side, and then the collection unit transmits the information to a monitoring main station. At present, the collection unit is mainly powered by a high-voltage wire induction energy obtaining mode, as shown in fig. 4, and the collection unit is mainly powered by solar energy. However, the solar energy and the storage battery are used for supplying power, so that the power supply is difficult to avoid the limitation of natural conditions, the service life of the battery is limited, and particularly, under the condition of continuous rainy weather in some areas, the battery can be used to an abnormal state, so that the battery is damaged, the monitoring equipment cannot normally work, and the battery is frequently replaced, so that the battery replacement work is complicated, and a large amount of manpower and material resources are consumed.
Disclosure of Invention
In view of this, the uninterruptible wireless power supply device provided in the present application forms a dual resonant circuit by connecting lumped resonators in parallel to both the transmitting-end resonator and the receiving-end resonator; the low-frequency resonance point is used for transmitting energy to reduce radiation and skin effect, so that an inverter circuit and control are easier to realize, and the high-frequency resonance point is used for transmitting signals to improve the communication speed, so that the problems of low speed and discontinuous energy transmission of the traditional energy channel-based signal transmission can be solved. Therefore, the transmission of energy and different frequencies of signals on same passageway can be realized to this application, and through setting up mixed energy storage module for control power supply unit is in order to realize the stable safe energy transmission of high efficiency, has solved among the prior art unstable technical problem of power supply through battery or solar cell.
The application provides an uninterrupted wireless power supply device, includes:
The energy taking coil, the current and voltage converting and stabilizing module, the high-frequency inversion module, the transmitting end resonator, the receiving end resonator, the rectifying and filtering module and the hybrid energy storage module are sequentially connected;
The transmitting end resonator is coupled with the signal generating module;
and the transmitting end resonator and the receiving end resonator are connected with a lumped resonator in parallel.
Optionally, a plurality of relay coils are connected between the transmitting end resonator and the receiving end resonator, and the plurality of relay coils are all arranged on an equipotential surface; each relay coil is provided with a resonance capacitor and a lumped resonator.
Optionally, the plurality of relay coils are all embedded inside the insulating rod.
Optionally, a power load is connected to the rectifying and filtering module.
optionally, the hybrid energy storage module is connected between the rectifying and filtering module and a power load; the hybrid energy storage module comprises a one-way voltage regulating unit and two-way voltage regulating units, wherein the one-way voltage regulating unit is connected to a direct current bus and is connected with a power load.
Optionally, the two bidirectional voltage regulating units are respectively connected with the super capacitor and the storage battery.
Optionally, the hybrid energy storage module further comprises an energy control unit, wherein the energy control unit is connected with the two bidirectional voltage regulating units and is connected with the unidirectional voltage regulating unit through a power tracking module.
Optionally, a signal load is connected to the receiving-end resonator.
Optionally, the transmitting-end resonator includes a transmitting coil and a resonant capacitor matched with the transmitting coil.
Optionally, the receiving-end resonator includes a receiving coil and a resonant capacitor matched with the receiving coil.
To sum up, the present application provides an uninterrupted wireless power supply device, including: the energy taking coil, the current and voltage converting and stabilizing module, the high-frequency inversion module, the transmitting end resonator, the receiving end resonator, the rectifying and filtering module and the hybrid energy storage module are sequentially connected; the transmitting end resonator is coupled with the signal generating module; and the transmitting end resonator and the receiving end resonator are connected with a lumped resonator in parallel.
According to the uninterrupted wireless power supply device, the lumped resonators are connected in parallel to the resonator at the transmitting end and the resonator at the receiving end to form a double-resonance circuit; the low-frequency resonance point is used for transmitting energy to reduce radiation and skin effect, so that an inverter circuit and control are easier to realize, and the high-frequency resonance point is used for transmitting signals to improve the communication speed, so that the problems of low speed and discontinuous energy transmission of the traditional energy channel-based signal transmission can be solved. Therefore, the transmission of energy and different frequencies of signals on same passageway can be realized to this application, and through setting up mixed energy storage module for control power supply unit is in order to realize the stable safe energy transmission of high efficiency, has solved among the prior art unstable technical problem of power supply through battery or solar cell.
Drawings
Fig. 1 is a structural diagram of an uninterruptible wireless power supply apparatus according to an embodiment of the present disclosure;
Fig. 2 is a circuit diagram of a transmitting end resonator and a receiving end resonator of an uninterruptible wireless power supply device according to an embodiment of the present disclosure;
Fig. 3 is a flowchart illustrating a working process of a hybrid energy storage module of an uninterruptible wireless power supply according to an embodiment of the present disclosure;
Fig. 4 is a schematic diagram of an installation of a conventional transmission line fault monitoring system on a transmission line.
Reference numerals:
An energy-taking coil 10; a signal generator 20; a current and voltage transforming and stabilizing module 30; a high-frequency inverter module 40; a transmitting-end resonator 50; a relay coil 60; a receiving-end resonator 70; a rectification filter module 80; a one-way voltage regulating unit 90; a power tracking unit 100; a super capacitor 110; an energy control unit 120; a storage battery 130; a bidirectional voltage regulating unit 140; a power load 150; a signal load 160.
Detailed Description
According to the uninterrupted wireless power supply device provided by the embodiment of the application, the lumped resonators are connected in parallel on the transmitting end resonator and the receiving end resonator to form a double-resonance circuit; the low-frequency resonance point is used for transmitting energy to reduce radiation and skin effect, so that an inverter circuit and control are easier to realize, and the high-frequency resonance point is used for transmitting signals to improve the communication speed, so that the problems of low speed and discontinuous energy transmission of the traditional energy channel-based signal transmission can be solved. Therefore, the transmission of energy and different frequencies of signals on same passageway can be realized to this application, and through setting up mixed energy storage module for control power supply unit is in order to realize the stable safe energy transmission of high efficiency, has solved among the prior art unstable technical problem of power supply through battery or solar cell.
The technical solutions of the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all, of the embodiments of the present application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the embodiments in the present application.
In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected unless explicitly stated or limited otherwise; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to fig. 3, fig. 1 is a structural diagram of an uninterruptible wireless power supply apparatus according to an embodiment of the present disclosure; fig. 2 is a circuit diagram of a transmitting end resonator and a receiving end resonator of an uninterruptible wireless power supply device according to an embodiment of the present disclosure; fig. 3 is a flowchart illustrating a working process of a hybrid energy storage module of an uninterruptible wireless power supply according to an embodiment of the present disclosure;
The embodiment of the application provides an uninterrupted wireless power supply device, including:
The energy-taking coil 10, the current and voltage converting and stabilizing module 30, the high-frequency inversion module 30, the transmitting end resonator 50, the receiving end resonator 70, the rectifying and filtering module 80 and the hybrid energy storage module are connected in sequence;
The transmitting end resonator 50 is coupled with the signal generating module 20;
The transmitting-side resonator 50 and the receiving-side resonator 70 are both connected in parallel with a lumped resonator.
It should be noted that the uninterruptible wireless power supply device provided in the embodiment of the present application is provided with an energy-taking coil 10, a current-transforming and voltage-stabilizing module 30, a high-frequency inverting module 30, a transmitting-end resonator 50, a receiving-end resonator 70, a rectifying and filtering module 80, and a hybrid energy storage module, which are connected in sequence; the energy taking coil 10 obtains electric energy from the power transmission line, the obtained electric energy is power frequency alternating current, the current transformation voltage stabilization module 30 converts the power frequency alternating current into direct current, the high-frequency inversion module 30 converts the direct current into high-frequency alternating current, and the high-frequency alternating current is provided for the transmitting end coil, and the path can be regarded as an energy transmission path. The signal generating module 20 may be the signal generating module 20 in the line side monitoring device, and may be a wireless chip, and a path triggered by the signal generating module 20 may be regarded as a signal transmission path. The energy and the signal are transmitted to the load side through the transmitting-side resonator 50-the relay coil 60-the receiving-side resonator 70.
The energy-taking coil 10 can be a CT energy-taking coil 10, energy taking is realized by utilizing the principle of a current transformer, and the energy-taking coil mainly comprises an iron core and a coil and can be annularly buckled on a power transmission line. The rectification and voltage stabilization module consists of a rectification and voltage stabilization circuit, can convert alternating current into direct current, and comprises a full-bridge or half-bridge structure, wherein an IGBT (insulated gate bipolar transistor) switching device, a certain amount of resistors and a certain amount of capacitors are arranged in the rectification and voltage stabilization circuit. The high frequency inverter module 30 is used to convert ac power into ac power, and has a full-bridge or half-bridge structure, and the circuit of the high frequency inverter module 30 includes IGBT switching devices, and a certain amount of resistors and capacitors.
The CT energy-taking coil 10 is sequentially connected to the rectifying and voltage-stabilizing module and the high-frequency inverter module 30, and in an uninterruptible wireless power supply device in which energy and signals are simultaneously transmitted, in order to ensure power and efficiency of energy transmission, the output end of the high-frequency inverter module 30 is sequentially connected to the transmitting-end resonator 50, and the signal generating module 20 is connected to the transmitting-end resonator 50 in a coupling manner.
in order to realize synchronous transmission of energy and signals, compared with a conventional wireless power supply system, the transmitting-end resonator 50 and the receiving-end resonator 70 according to the embodiment of the present invention are both provided with lumped resonators connected in parallel to a resonator capacitor, each lumped resonator is RLC series resonance or RLC parallel resonance, and only one resonant frequency is connected in parallel to the resonator capacitor, that is, the lumped resonator is combined with a capacitor and an inductor on the resonator capacitor, so that the original resonator capacitor generates two resonant frequencies, and two series resonance points exist in the resonator capacitor. Among the two series resonance points, the low-frequency resonance point realizes transmission in a wireless power transmission mode, the resonance frequency of the low-frequency resonance point is consistent with the preset energy transmission frequency, the low-frequency resonance point is used for energy transmission to reduce radiation and skin effect, and the control of the inverter circuit is easier to realize. The high-frequency resonance point realizes transmission in a wireless power transmission mode, the resonance frequency of the high-frequency resonance point is consistent with the preset frequency of signal transmission, the high-frequency resonance point is used for signal transmission to improve the communication rate, and the problems of low signal transmission efficiency and discontinuous energy transmission caused by signal transmission based on an energy channel in the prior art can be solved.
Further, a plurality of relay coils 60 are connected between the transmitting-end resonator 50 and the receiving-end resonator 70, and the plurality of relay coils 60 are all disposed on an equipotential surface; each relay coil is provided with a resonance capacitor and a lumped resonator.
In order to further improve the transmission efficiency of the radio energy, a plurality of relay coils 60 are connected between the transmitting-end resonator 50 and the receiving-end resonator 70, and each relay coil 60 is arranged on an equipotential surface at a different position and embedded inside an insulating rod. Each relay coil 60 is provided with a resonant capacitor, and a lumped resonator, which has the same working principle as the lumped resonator in the above-mentioned embodiments, and is not described herein again. The transmitting-side resonator 50, the relay coil 60, and the receiving-side resonator 70 constitute a dual resonance circuit, as shown in fig. 2. Separating the signal from the energy by using a band-pass filter at the receiving end resonator 70, and accessing a signal load 160 to complete information transmission between the acquisition unit located at the high-voltage wire side and the collection unit located at the pole tower side; the transmitting-end resonator 50 is connected to the rectifying and filtering module 80, and is configured to transmit the power frequency ac power at the high-voltage side to the tower side, so as to provide a stable and uninterrupted dc power to the power load 150.
Further, the plurality of relay coils 60 are all embedded inside the insulating rod.
All the relay coils 60 are embedded in the insulating rod.
Further, a power load 150 is connected to the rectifying and filtering module 80.
It should be noted that the rectifying and filtering module 80 is connected to a power load 150, and can transmit the power frequency ac power at the high-voltage side to the tower side to provide stable and uninterrupted dc power for the power load 150.
Further, a hybrid energy storage module is connected between the rectifying and filtering module 80 and the power load 150; the hybrid energy storage module comprises a one-way voltage regulating unit 90 connected to the direct current bus and two-way voltage regulating units 140, wherein the one-way voltage regulating unit 90 is connected with a power load 150.
In order to realize efficient and stable power supply of the power load 150, a hybrid energy storage module is further connected between the rectifying and filtering module 80 and the power load 150, and the hybrid energy storage module includes a one-way voltage regulating unit 90 and two-way voltage regulating units 140, and the one-way voltage regulating unit 90, the two-way voltage regulating units 140 and the load are all connected to a dc bus.
Further, two bidirectional voltage regulation units 140 are respectively connected to the super capacitor 110 and the storage battery 130.
In addition, one of the two bidirectional voltage regulation units 140 is connected to the supercapacitor 110, and the other is connected to the battery 130.
Further, the hybrid energy storage module further includes an energy control unit 120, and the energy control unit 120 is connected to the two bidirectional voltage regulating units 140 and is connected to the unidirectional voltage regulating unit 90 through the power tracking unit 100.
It should be noted that the hybrid energy storage module further includes an energy control unit 120, where the energy control unit 120 is connected to the two bidirectional voltage regulation units 140 and is connected to the power tracking unit 100, and the power tracking unit 100 is connected to the unidirectional voltage regulation unit 90. The power tracking unit 100 changes the impedance of the equivalent load by controlling the unidirectional voltage regulation module, so that the output power of the electric energy reaches the maximum.
Referring to fig. 3, for a working flowchart of a hybrid energy storage module of an uninterruptible wireless power supply device provided in an embodiment of the present application, a working flow of a hybrid energy storage unit will be described in detail below based on the flowchart:
When the power output by the uninterruptible wireless power supply device is greater than the power received by the load and the voltage of the super capacitor 110 is higher than the preset minimum voltage value, the power tracking unit 100 controls the one-way voltage regulating unit 90 to provide the maximum energy for the power load 150; the energy control unit 120 controls the bidirectional voltage regulating unit 140 (i.e., the illustrated bidirectional voltage regulating unit 1401) connected to the super capacitor 110 to be in a voltage boosting state, and regulates the duty ratio thereof to control the super capacitor 110 to discharge with a constant current to meet the load requirement, and in the process, the bidirectional voltage regulating unit 140 (i.e., the illustrated bidirectional voltage regulating unit 1402) connected to the storage battery 130 is in a shutdown state.
When the power output by the uninterruptible wireless power supply device is greater than the power received by the load and the voltage of the super capacitor 110 is lower than the preset minimum voltage value, controlling the bidirectional voltage regulating unit 140 connected with the super capacitor 110 to work in a shutdown mode and stop working; meanwhile, the bidirectional voltage regulating unit 140 connected with the storage battery 130 is controlled to work in a boosting state, the storage battery 130 discharges at a constant current, the power is supplied to a load together with the electric energy transmission unit, and the bidirectional voltage regulating unit 140 connected with the super capacitor 110 is controlled to be in a turn-off mode to stop discharging the direct current bus.
when the power output by the uninterruptible wireless power supply device is smaller than the power received by the load and the voltage of the super capacitor 110 is lower than the preset maximum voltage value, the power tracking unit 100 controls the one-way voltage regulating unit 90 to provide the maximum energy for the load; the electric energy transmission unit supplies power to a load, the unit transmits output redundant energy to the super capacitor 110, the bidirectional voltage regulating unit 140 connected with the super capacitor 110 is controlled to work in a voltage reduction mode, the charging current of the super capacitor 110 is controlled to be constant by regulating the duty ratio, and the bidirectional voltage regulating unit 140 connected with the storage battery 130 is controlled to be in a turn-off mode in the process.
When the power output by the uninterruptible wireless power supply device is less than the power received by the load and the voltage of the super capacitor 110 is higher than the preset maximum voltage value, the super capacitor 110 has reached the maximum voltage; at this time, the power tracking unit 100 controls the unidirectional voltage regulating circuit to provide maximum energy for the load, the energy control unit 120 controls the bidirectional voltage regulating unit 140 connected to the storage battery 130 to work in a voltage reduction state, and charges the storage battery 130 with a constant current, and the constant current charging and discharging mode conforms to the charging and discharging characteristics of the storage battery 130. In order to ensure the stability of the load voltage, the bidirectional voltage regulating unit 140 connected to the super capacitor 110 is controlled to be in a boost mode in the process.
Further, the receiving-end resonator 70 is connected with a signal load 160.
The receiving-end resonator 70 is connected to a signal load 160, and the signal load 160 is connected to the receiving-end resonator 70 by separating the signal from the energy with a band-pass filter, so as to complete information transmission between the acquisition unit located on the high-voltage wire side and the convergence unit located on the tower side.
Further, the transmitting-end resonator 50 includes a transmitting coil and a resonance capacitor matched with the transmitting coil.
it should be noted that the transmitting-end resonator 50 is composed of a transmitting coil, a resonant capacitor matched with the transmitting coil, and a lumped inductor and a lumped capacitor connected in parallel to the resonant capacitor.
further, the receiving-end resonator 70 includes a receiving coil and a resonance capacitor matched with the receiving coil.
It should be noted that the receiving-end resonator 70 includes a receiving coil, a resonant capacitor matched with the receiving coil, and a lumped inductor and a lumped capacitor connected in parallel to the resonant capacitor.
in the embodiment of the present application, lumped resonators are connected in parallel to both the transmitting-end resonator 50 and the receiving-end resonator 70, so that energy and signals can be transmitted in different frequencies on the same channel. Through setting up mixed energy storage module to this wireless power supply who realizes incessant wireless power supply unit guarantees that high voltage tower's wireless power supply system can high efficiency, stable and safe energy transmission.
the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (10)
1. an uninterruptible wireless power supply device, comprising:
The energy taking coil, the current and voltage converting and stabilizing module, the high-frequency inversion module, the transmitting end resonator, the receiving end resonator, the rectifying and filtering module and the hybrid energy storage module are sequentially connected;
The transmitting end resonator is coupled with the signal generating module;
And the transmitting end resonator and the receiving end resonator are connected with a lumped resonator in parallel.
2. the uninterruptible wireless power supply device according to claim 1, wherein a plurality of relay coils are connected between the transmitting-end resonator and the receiving-end resonator, and the plurality of relay coils are all disposed on an equipotential surface; each relay coil is provided with a resonance capacitor and a lumped resonator.
3. The uninterruptible wireless power supply of claim 2, wherein the plurality of relay coils are each embedded within an insulating rod.
4. the uninterruptible wireless power supply of claim 1, wherein a power load is connected to the rectifier filter module.
5. the uninterruptible wireless power supply device according to claim 1, wherein the hybrid energy storage module is connected between the rectifying and filtering module and a power load; the hybrid energy storage module comprises a one-way voltage regulating unit and two-way voltage regulating units, wherein the one-way voltage regulating unit is connected to a direct current bus and is connected with a power load.
6. The uninterruptible wireless power supply device according to claim 5, wherein the two bidirectional voltage regulation units are respectively connected to a super capacitor and a storage battery.
7. The uninterruptible wireless power supply of claim 5, wherein the hybrid energy storage module further comprises an energy control unit, the energy control unit is connected to the two bidirectional voltage regulation units and is connected to the unidirectional voltage regulation unit through a power tracking unit.
8. The uninterruptible wireless power supply of claim 1, wherein a signal load is connected to the receiving-end resonator.
9. The uninterruptible wireless power supply of claim 1, wherein the transmit-end resonator comprises a transmit coil and a resonant capacitor matched to the transmit coil.
10. the uninterruptible wireless power supply of claim 1, wherein the receiving-end resonator comprises a receiving coil and a resonant capacitor matched to the receiving coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911046888.1A CN110571875A (en) | 2019-10-30 | 2019-10-30 | Uninterrupted wireless power supply device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911046888.1A CN110571875A (en) | 2019-10-30 | 2019-10-30 | Uninterrupted wireless power supply device |
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| CN110571875A true CN110571875A (en) | 2019-12-13 |
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| CN201911046888.1A Pending CN110571875A (en) | 2019-10-30 | 2019-10-30 | Uninterrupted wireless power supply device |
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Cited By (1)
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| CN115347687A (en) * | 2022-09-16 | 2022-11-15 | 广东电网有限责任公司 | A parallel dynamic inductive coupling power transmission system and method |
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Application publication date: 20191213 |