CN203326733U - Wireless sensor network node charging system - Google Patents

Wireless sensor network node charging system Download PDF

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Publication number
CN203326733U
CN203326733U CN2013202952984U CN201320295298U CN203326733U CN 203326733 U CN203326733 U CN 203326733U CN 2013202952984 U CN2013202952984 U CN 2013202952984U CN 201320295298 U CN201320295298 U CN 201320295298U CN 203326733 U CN203326733 U CN 203326733U
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CN
China
Prior art keywords
coil
power supply
circuit
electrically connected
processing module
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Expired - Fee Related
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CN2013202952984U
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Chinese (zh)
Inventor
李录锋
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Jiangsu Institute of Architectural Technology
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Jiangsu Institute of Architectural Technology
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Priority to CN2013202952984U priority Critical patent/CN203326733U/en
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Publication of CN203326733U publication Critical patent/CN203326733U/en
Anticipated expiration legal-status Critical
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Abstract

The utility model discloses a wireless sensor network node charging system comprising a power processing module and a receiving module, wherein the power processing module and the receiving module are wirelessly connected. The power processing module includes a power supply, an inverter circuit, a resonant circuit and a transmitting coil, wherein the power supply and the inverter circuit are electrically connected, the inverter circuit and the resonant circuit are electrically connected, and the resonant circuit and the transmitting coil is electrically connected. The receiving module includes receiving coils and loads, wherein the receiving coils and the loads are electrically connected. A wireless charging technology is realized by using the principle of the resonant circuit, equipment needing to be charged can be charged online in a range available to the equipment, and the service life of a node and the service life of a network are prolonged.

Description

The wireless sensor network node charging system
Technical field
The utility model relates to a kind of wireless charging system, and specifically a kind of wireless sensor network node charging system, belong to the wireless charging system technical field.
Background technology
Current, the sensor nodes in wireless sensor network energy is seriously limited, if the energy of node is used up, this node is basic just discarded, after all nodes are discarded, wireless sensor network just can not continue to use again, so improve the emphasis direction that network lifetime becomes wireless sensor network research, and prior art is all to improve as far as possible energy efficiency, reduce the means such as energy consumption, such as the node clustering algorithm that adopts various radio sensing networks, in real engineering system, system is due to the reason in environment and place, do not have a kind of wireless sensor network scheme directly node to be charged, caused the premature failure of system.
Summary of the invention
The problem existed for above-mentioned prior art, the utility model provides a kind of wireless sensor network node charging system, increase resonant circuit device on the basis of original node, realize the wireless charging technology, in the scope that can receive at equipment, the equipment of needs charging charged online, extend the life-span of node and the life-span of network.
To achieve these goals, the technical solution adopted in the utility model is: a kind of wireless sensor network node charging system, comprise power supply processing module and receiver module, described power supply processing module and receiver module wireless connections, power supply processing module comprises power supply, inverter circuit, resonant circuit and transmitting coil, power supply and inverter circuit are electrically connected to, inverter circuit and resonant circuit are electrically connected to, resonant circuit and transmitting coil are electrically connected to, receiver module comprises receiving coil and load, and receiving coil and load are electrically connected to.
Further, power supply processing module is by power supply Vs, loss resistance R 1, R 2, R 3, R 4, and coil L 1, L 2Form, receiver module is by loss resistance R 5, R 6, R 7, R 8, coil L 3, L 4With load R LForm power supply Vs, loss resistance R 1, R 2With coil L 1Be composed in series closed-loop path one, loss resistance R 3, R 4With coil L 2Be composed in series closed-loop path two, loss resistance R 5, R 6With coil L 3Be composed in series closed-loop path three, loss resistance R 7, R 8, coil L 4With load R LBe composed in series closed-loop path four, its coil L 1And L 2Form mutual inductance circuit one, coil L 3And L 4Form mutual inductance circuit two.
Further, load can have one or more.
Operation principle: when node need to be charged, open charging circuit, electric energy can transmit in power transmission line, by coil L 1And L 2The mutual inductance circuit one formed first receives electric energy, and mutual inductance circuit with the wavelength vibration of certain frequency, generates electromagnetic waves for a moment, and then the energy transmission sent is arrived to certain distance, drives by L 3And L 4Mutual inductance circuit two work that form, produce covibration, and mutual inductance circuit two receives electric energy, and energy is filled with in the node battery, realizes the wireless charging technology.
Compared with prior art, the utility model utilizes the principle of resonant circuit, and the electric energy in power transmission line first is transferred to by coil L 1And L 2The mutual inductance circuit one formed, mutual inductance circuit with the wavelength vibration of certain frequency, generates electromagnetic waves for a moment, and the energy transmission sent is arrived to certain distance, drives by L 3And L 4Mutual inductance circuit two work that form, produce covibration, and mutual inductance circuit two receives electric energy, energy is filled with in the node battery, realize the wireless charging technology, in the scope that can receive at equipment, the equipment of needs charging charged online, extend the life-span of node and the life-span of network.
The accompanying drawing explanation
Fig. 1 is the utility model theory diagram;
Fig. 2 is the utility model circuit theory diagrams.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As depicted in figs. 1 and 2, the utility model comprises power supply processing module and receiver module, described power supply processing module and receiver module wireless connections, power supply processing module comprises power supply, inverter circuit, resonant circuit and transmitting coil, power supply and inverter circuit are electrically connected to, inverter circuit and resonant circuit are electrically connected to, resonant circuit and transmitting coil are electrically connected to, receiver module comprises receiving coil and load, receiving coil and load are electrically connected to, the effect of inverter circuit is that the low-voltage dc voltage that circuit is received is converted to High AC voltage, resonant circuit utilizes the coupling of inductance coil to realize the transmission of radio magnetic wave, produce covibration.Power supply processing module is by power supply Vs, loss resistance R 1, R 2, R 3, R 4, and coil L 1, L 2Form, receiver module is by loss resistance R 5, R 6, R 7, R 8, coil L 3, L 4With load R LForm power supply Vs, loss resistance R 1, R 2With coil L 1Be composed in series closed-loop path one, loss resistance R 3, R 4With coil L 2Be composed in series closed-loop path two, loss resistance R 5, R 6With coil L 3Be composed in series closed-loop path three, loss resistance R 7, R 8, coil L 4With load R LBe composed in series closed-loop path four, its coil L 1And L 2Form mutual inductance circuit one, coil L 3And L 4Form mutual inductance circuit two.Load can have one or more, can realize charging one to one or one-to-many charge function in certain distance.
When node is worked, when the node electric energy being detected, be about to exhaust, while needing charging, open circuit is charged and is got final product, utilize the principle of resonant circuit, electric energy in power transmission line first is transferred to the mutual inductance circuit one be comprised of coil L1 and L2, mutual inductance circuit vibrates with the wavelength of certain frequency for a moment, generate electromagnetic waves, the energy transmission sent is arrived to certain distance, mutual inductance circuit two work that drive is comprised of L3 and L4, produce covibration, mutual inductance circuit two can receive electric energy, energy is filled with in the node battery, realize the wireless charging technology, in the scope that can receive at equipment, charged online in the equipment of needs charging, extend the life-span of node and the life-span of network.

Claims (3)

1. a wireless sensor network node charging system, it is characterized in that, comprise power supply processing module and receiver module, described power supply processing module and receiver module wireless connections, power supply processing module comprises power supply, inverter circuit, resonant circuit and transmitting coil, power supply and inverter circuit are electrically connected to, inverter circuit and resonant circuit are electrically connected to, resonant circuit and transmitting coil are electrically connected to, and receiver module comprises receiving coil and load, and receiving coil and load are electrically connected to.
2. a kind of wireless sensor network node charging system according to claim 1, is characterized in that, described power supply processing module is by power supply Vs, loss resistance R 1, R 2, R 3, R 4, and coil L 1, L 2Form, receiver module is by loss resistance R 5, R 6, R 7, R 8, coil L 3, L 4With load R LForm power supply Vs, loss resistance R 1, R 2With coil L 1Be composed in series closed-loop path one, loss resistance R 3, R 4With coil L 2Be composed in series closed-loop path two, loss resistance R 5, R 6With coil L 3Be composed in series closed-loop path three, loss resistance R 7, R 8, coil L 4With load R LBe composed in series closed-loop path four, its coil L 1And L 2Form mutual inductance circuit one, coil L 3And L 4Form mutual inductance circuit two.
3. a kind of wireless sensor network node charging system according to claim 1, is characterized in that, described load can have one or more.
CN2013202952984U 2013-05-24 2013-05-24 Wireless sensor network node charging system Expired - Fee Related CN203326733U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013202952984U CN203326733U (en) 2013-05-24 2013-05-24 Wireless sensor network node charging system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013202952984U CN203326733U (en) 2013-05-24 2013-05-24 Wireless sensor network node charging system

Publications (1)

Publication Number Publication Date
CN203326733U true CN203326733U (en) 2013-12-04

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106080233A (en) * 2016-06-15 2016-11-09 东南大学 A kind of one-to-many electric automobile road surface power-supply system power and efficiency-adjusted method
CN106255130A (en) * 2015-07-28 2016-12-21 西南大学 Wireless charging sensor network total utility maximization approach

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106255130A (en) * 2015-07-28 2016-12-21 西南大学 Wireless charging sensor network total utility maximization approach
CN106080233A (en) * 2016-06-15 2016-11-09 东南大学 A kind of one-to-many electric automobile road surface power-supply system power and efficiency-adjusted method
CN106080233B (en) * 2016-06-15 2018-05-25 东南大学 A kind of one-to-many electric vehicle road surface power-supply system power and efficiency-adjusted method

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20131204

Termination date: 20140524