CN106208421A - A kind of wireless power supply and utilize the method that this device carries out wireless power - Google Patents
A kind of wireless power supply and utilize the method that this device carries out wireless power Download PDFInfo
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- CN106208421A CN106208421A CN201610861013.7A CN201610861013A CN106208421A CN 106208421 A CN106208421 A CN 106208421A CN 201610861013 A CN201610861013 A CN 201610861013A CN 106208421 A CN106208421 A CN 106208421A
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- wireless power
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Abstract
The embodiment of the invention discloses a kind of wireless power supply and the method utilizing this device to carry out wireless power, by wireless power supply from transmission line of electricity induction electric energy and utilize this electric energy set up with predetermined frequency vibration magnetic field, then this wireless power supply by with magnetic field resonance and wireless power supply be internally formed couple transmission electric energy for transmission line of electricity video frequency monitoring system, solve existing accumulator existence cannot solve the technological deficiency of transmission line of electricity monitored picture real-time Transmission and regularly change and can increase the technical problem of extra work amount.Embodiment of the present invention device includes: be arranged on the induction coil near transmission line of electricity, transmitting terminal coil, receiving terminal coil；Described induction coil and described transmitting terminal coil are electrically connected with by wire；Described transmitting terminal coil constitutes coupled system with described receiving terminal coil.
Description
Technical field
The present invention relates to, for electrical domain, particularly relate to a kind of wireless power supply and utilize this device to carry out wireless power
Method.
Background technology
In recent years, along with the development of electric network composition and perfect, the construction of power circuit had obtained significant progress.But
It is that geographical position and the particularity of environmental condition residing for power circuit, shaft tower point is many, wide, line length, exposes out of office all the year round
Outward, in addition to suffering the invasion and attack of severe natural weather, anthropic factor, external force destroy, the antitheft line tripping caused, circuit quilt
The probability compeling power outage is in rising trend, needs to cause enough attention.The many employings of power circuit now are round-the-clock to video
The mode that monitoring system is analyzed in real time, Construction Condition near on-line early warning line corridor, superelevation of breaking rules and regulations large-scale construction equipment is made
Industry behavior real-time grasp shoot photo, reports information of voice prompt the most automatically, sends warning information to circuit in the way of note
Safeguard that unit is relevant and be responsible for terminal, the most also can propaganda directed to communicate loudspeaker by real-time voice in Surveillance center, prevent dangerous operation in time.
In the case of near current line corridor, project under construction is more and more, the mode efficiency that manual site guards construction behavior is low
Under, employing wireless video monitoring apparatus carries out intelligent monitor to scene.Thoroughly solution must not can find construction violating the regulations in time
The external force of the medium-and-large-sized construction machinery of operation is destroyed, antitheft problem, is greatly reduced because of external force destruction, the antitheft power outage caused,
Reduce the economic loss thus brought, the most effectively configure personnel, ensure the safe operation of circuit.
Utilize on transmission line of electricity existing optical fiber as the main transmission channel of data, be aided with short-distance wireless communication skill (WiFi,
The MANET transmission technologys such as Zigbee), it is achieved Condition Monitoring Data is passed through OPGW fiber-optic transfer to service by optical modem
Device, is especially suitable for transmitting the video surveillance data high to bandwidth requirement.Pass relative to public networks such as currently used GPRS, CDMA
Defeated mode, has high speed, reliable, safe advantage, is not affected by public network coverage, can be forever public without paying online
The data transmission cost of net transmission means, is suitable for large-scale use.But optical modem and video when actual use
The power supply of monitoring device uses storage battery power supply, because battery-operated restricted lifetime, when causing dead electricity, Transmission,
So there is the technological deficiency that cannot solve transmission line of electricity monitored picture real-time Transmission, regularly changing and extra work can be increased
Measure.
Summary of the invention
Embodiments provide a kind of wireless power supply and the method utilizing this device to carry out wireless power, pass through
Wireless power supply senses the first electric energy from transmission line of electricity and utilizes this first electric energy to set up with the magnetic field of predetermined frequency vibration,
Then this wireless power supply by with magnetic field resonance and be internally formed at wireless power supply and couple transmission the second electric energy for defeated
Electric line video frequency monitoring system uses, and solves prior art and there is the skill that cannot solve transmission line of electricity monitored picture real-time Transmission
Art defect and regularly change and can increase the technical problem of extra work amount.
The embodiment of the present invention provide a kind of wireless power supply, including the induction coil being arranged near transmission line of electricity,
Transmitting terminal coil, receiving terminal coil；
Described induction coil and described transmitting terminal coil are electrically connected with by wire；
Described transmitting terminal coil constitutes coupled system with described receiving terminal coil.
Alternatively,
Described wireless power supply also includes the variable-frequency electric being arranged between described transmitting terminal coil and described induction coil
Road, described frequency changer circuit is electrically connected with described transmitting terminal coil, described induction coil by wire.
Alternatively,
Described wireless power supply also includes the fairing being arranged on described receiving terminal coil side, described fairing
It is electrically connected with described receiving terminal coil by wire.
Alternatively,
Described coupled system is Electromagnetic Coupling System.
The embodiment of the present invention also provides for a kind of any one wireless power supply mentioned according to embodiments of the present invention and carries out
The method of wireless power, it is characterised in that including:
Wireless power supply induces the first electric energy from transmission line of electricity；
Wireless power supply passes through to induce in the described first electric energy space around got to vibrate with predetermined frequency
Non-radiative magnetic field；
Wireless power supply transmits described first electric energy by the resonance produced with non-radiative magnetic field.
Alternatively,
From transmission line of electricity, induce the first electric energy and wireless power supply at wireless power supply and utilize the got
One electric energy space around induces and also includes between the non-radiative magnetic field with predetermined frequency vibration:
The the first electric energy frequency conversion induced is the non-radiative magnetic field possessing sensing predetermined frequency vibration by wireless power supply
Second electric energy of function.
Alternatively,
Also include by producing after resonance transmits the first electric energy with non-radiative magnetic field at wireless power supply:
Wireless power supply is sent to optical modem after the described first electric energy rectification of transmission.
Alternatively,
Wireless power supply specifically includes wireless power dress by transmitting the first electric energy with non-radiative magnetic field generation resonance
Put the resonance by producing with non-radiative magnetic field and constitute coupled system and transmit described first electric energy.
Alternatively,
Described coupled system meets a preset motion model, and described preset motion model is:
A kind of transmission line of electricity video frequency monitoring system that the embodiment of the present invention also provides for, including appointing that the embodiment of the present invention is mentioned
A kind of wireless power supply of meaning.
As can be seen from the above technical solutions, the embodiment of the present invention has the advantage that
From transmission line of electricity, sense the first electric energy by wireless power supply and utilize this first electric energy to set up with preset frequency
Rate vibration magnetic field, then this wireless power supply by with magnetic field resonance and be internally formed at wireless power supply and couple transmission
First electric energy, for transmission line of electricity video frequency monitoring system, solves the existence of existing accumulator and cannot solve transmission line of electricity monitoring
The technological deficiency of picture real-time Transmission and regularly change and can increase the technical problem of extra work amount.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, also may be used
To obtain other accompanying drawing according to these accompanying drawings.
The structural representation of one embodiment of a kind of wireless power supply that Fig. 1 provides for the embodiment of the present invention；
The structural representation of the AC-AC frequency changer circuit of a kind of wireless power supply that Fig. 2 provides for the embodiment of the present invention；
Transmitting terminal coil and the receiving terminal coil of a kind of wireless power supply that Fig. 3 provides for the embodiment of the present invention are specifically pacified
Holding position explanatory diagram；
One reality of a kind of method utilizing wireless power supply to carry out wireless power that Fig. 4 provides for the embodiment of the present invention
Execute the schematic flow sheet of example；
Another of a kind of method utilizing wireless power supply to carry out wireless power that Fig. 5 provides for the embodiment of the present invention
The schematic flow sheet of embodiment.
Detailed description of the invention
Embodiments provide a kind of wireless power supply and the method utilizing this device to carry out wireless power, pass through
Wireless power supply senses the first electric energy from transmission line of electricity and utilizes this first electric energy to set up with the magnetic field of predetermined frequency vibration,
Then this wireless power supply by with magnetic field resonance and be internally formed at wireless power supply and couple transmission the first electric energy for defeated
Electric line video frequency monitoring system uses, and solves the existence of existing accumulator and cannot solve transmission line of electricity monitored picture real-time Transmission
Technological deficiency and regularly change and can increase the technical problem of extra work amount.
For making the goal of the invention of the present invention, feature, the advantage can be the most obvious and understandable, below in conjunction with the present invention
Accompanying drawing in embodiment, is clearly and completely described the technical scheme in the embodiment of the present invention, it is clear that disclosed below
Embodiment be only a part of embodiment of the present invention, and not all embodiment.Based on the embodiment in the present invention, this area
All other embodiments that those of ordinary skill is obtained under not making creative work premise, broadly fall into present invention protection
Scope.
Referring to Fig. 1 to Fig. 3, an embodiment of a kind of wireless power supply that the embodiment of the present invention provides includes:
It is arranged on the induction coil 1 near transmission line of electricity, transmitting terminal coil 3, receiving terminal coil 4；
Induction coil 1 and transmitting terminal coil 3 are electrically connected with by wire；
Transmitting terminal coil 3 and receiving terminal coil 4 constitute coupled system；
In this wireless power supply, the by the parameter of design induction coil 1, induction coil 1 can sensed
Within the specific limits, and in actual applications, the frequency of the first electric energy that induction coil 1 senses is relatively for the Control of Voltage of one electric energy
Low；
Transmitting terminal coil 3 and receiving terminal coil 4 installation site in actual applications is as it is shown on figure 3, transmitting terminal coil 3 sets
Meter is in strip and is arranged on wire jumper, and receiving terminal coil 4 is also designed to bar shaped and is arranged on cross-arm, and the feature making full use of structure is come
Meeting the safe distance of transmission line of electricity, such as 110kV circuit needs the safe distance of 1.5m.
Wireless power supply also includes the frequency changer circuit 2 being arranged between transmitting terminal coil 3 and induction coil 1, variable-frequency electric
Road 2 is electrically connected with transmitting terminal coil 3, induction coil 1 by wire, can be felt by induction coil 1 by frequency changer circuit 2
Relatively low the first electric energy frequency conversion of the frequency that should arrive becomes the second electric energy that frequency is higher, thus more can produce stronger preset frequency
The magnetic field of rate.Aforesaid frequency changer circuit 2 can be AC-AC frequency changer circuit as shown in Figure 2, and AC-AC frequency changer circuit belongs to direct
Frequency changer circuit, this circuit is only by a unsteady flow, and efficiency is high, it is convenient to realize four-quadrant operation, and the ripple of low frequency output
Shape is close to sine wave.
Wireless power supply also includes the fairing 5 being arranged on receiving terminal coil 4 side, and fairing 5 passes through wire
Being electrically connected with receiving terminal coil 4, aforesaid fairing 5 can be cascade rectifier device, and cascade rectifier device will receive
AC rectification become unidirectional current supply light modem 6 use, cascade rectifier device can with the current waveform of outputting high quality,
Suitable active power can be provided for optical modem 6 and carry out reactive-load compensation, the two-way flow of energy can be controlled flexibly, also
It is provided that error protection, is a multi-functional commutator.
Aforesaid coupled system is Electromagnetic Coupling System, makes transmitting terminal coil 3 and receiving terminal coil 4 constitute magnetic coupling by resonance
Close, thus complete the transmission of the first electric energy.
Refer to Fig. 4, a kind of method utilizing wireless power supply to carry out wireless power that the embodiment of the present invention provides
One embodiment, including:
S1, wireless power supply induces the first electric energy from transmission line of electricity.
S2, wireless power supply passes through to induce in the first electric energy space around got with predetermined frequency vibration
Non-radiative magnetic field.
S3, wireless power supply transmits the first electric energy by the resonance produced with non-radiative magnetic field.
In the present embodiment, wireless power supply first induces the first electric energy from transmission line of electricity, and then utilization gets
Inducing with the non-radiative magnetic field of predetermined frequency vibration in first electric energy space around, last and non-radiative magnetic field produces resonance
Transmit the first electric energy.
Refer to Fig. 5, a kind of method utilizing wireless power supply to carry out wireless power that the embodiment of the present invention provides
Another embodiment, including:
101, wireless power supply induces the first electric energy from transmission line of electricity；
In this wireless power supply, first by design corresponding parameter, wireless power supply can sensed
The Control of Voltage of electric energy within the specific limits, and in actual applications, the frequency of the first electric energy that wireless power supply senses
Relatively low.
102, the first electric energy frequency conversion induced is to possess to sense the non-radiative of predetermined frequency vibration by wireless power supply
Second electric energy of magnetic field function；
It should be noted that the first electric energy induced could produce the strongest and stable preset after frequency conversion
The non-radiative magnetic field of hunting of frequency.
103, wireless power supply utilizes to induce in the second electric energy space around got and vibrates with predetermined frequency
Non-radiative magnetic field；
Induce it should be noted that wireless power supply utilizes in the second electric energy space around got with preset
The non-radiative magnetic field of hunting of frequency rather than be radiated in the form of an electromagnetic wave in surrounding, the decision of above-mentioned non radiation field
Sexual clorminance also resides in, and those energy major parts not having receiving end coil to accept all are bound in around transmitting terminal coil, and
Non-radiative to disappearance in environment.
104, wireless power supply is constituted coupled system transmitted described by the resonance that produces with non-radiative magnetic field
Two electric energy；
It should be noted that the motor pattern equation that coupled system meets is:
In above-mentioned equation, a1(t)、a2T () is respectively transmitting coil and the mode amplitude component of receiving coil；|a1(t)
|2、|a2(t)|2Represent the energy that two resonance coils are stored respectively；ω1、ω2It is the resonance angular frequency of two coils, K12And K21For
The coefficient of coup (mutual inductance with coil, self-induction, resonant frequency relevant)；τ is the loss factor of coil, and S (t) is driving source；
Just completed the transmission of energy by the resonance in non-radiative magnetic field Yu wireless power supply, the essence of resonance ensure that
Wireless power supply Inner Constitution coupled system, and the faintest with surrounding, do not interfere with the output of normal electric power and be
System stability.
105, wireless power supply is sent to optical modem after the second electric energy rectification of transmission；
It should be noted that the second electric energy of wireless power supply transmission is alternating current, needs to be rectified into unidirectional current and supply
Use to light modem.
In the present embodiment, wireless power supply first induces the first electric energy from transmission line of electricity, then will induce
First electric energy frequency conversion becomes the second electric energy that can induce the non-radiative magnetic field with predetermined frequency vibration, and recycling gets
Second electric energy space around induce with the non-radiative magnetic field of predetermined frequency vibration, afterwards by producing with non-radiative magnetic field
Resonance and constitute coupled system and transmit the second electric energy, be sent to after the second electric energy rectification the most just transmitted light modulation demodulation
Device.
Referring to Fig. 1, a kind of transmission line of electricity video monitoring device that the embodiment of the present invention provides, including the embodiment of the present invention
In any one wireless power supply of mentioning, powered to optical modem 6 by this wireless power supply, then by built on stilts
The data of transmission line of electricity video monitoring device are transmitted back to terminal server by the OPGW optical cable of ground wire.
Those skilled in the art is it can be understood that arrive, for convenience and simplicity of description, and the system of foregoing description,
The specific works process of device and unit, is referred to the corresponding process in preceding method embodiment, does not repeats them here.
In several embodiments provided herein, it should be understood that disclosed system, apparatus and method are permissible
Realize by another way.Such as, device embodiment described above is only schematically, such as, and described unit
Dividing, be only a kind of logic function and divide, actual can have other dividing mode, the most multiple unit or assembly when realizing
Can in conjunction with or be desirably integrated into another system, or some features can be ignored, or does not performs.Another point, shown or
The coupling each other discussed or direct-coupling or communication connection can be the indirect couplings by some interfaces, device or unit
Close or communication connection, can be electrical, machinery or other form.
The described unit illustrated as separating component can be or may not be physically separate, shows as unit
The parts shown can be or may not be physical location, i.e. may be located at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected according to the actual needs to realize the mesh of the present embodiment scheme
's.
It addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to two or more unit are integrated in a unit.Above-mentioned integrated list
Unit both can realize to use the form of hardware, it would however also be possible to employ the form of SFU software functional unit realizes.
If described integrated unit realizes and as independent production marketing or use using the form of SFU software functional unit
Time, can be stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part that in other words prior art contributed or this technical scheme completely or partially can be with the form of software product
Embodying, this computer software product is stored in a storage medium, including some instructions with so that a computer
Equipment (can be personal computer, server, or the network equipment etc.) performs the complete of method described in each embodiment of the present invention
Portion or part steps.And aforesaid storage medium includes: USB flash disk, portable hard drive, read only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
The above, above example only in order to technical scheme to be described, is not intended to limit；Although with reference to front
State embodiment the present invention has been described in detail, it will be understood by those within the art that: it still can be to front
State the technical scheme described in each embodiment to modify, or wherein portion of techniques feature is carried out equivalent；And these
Amendment or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a wireless power supply, it is characterised in that including: be arranged on the induction coil near transmission line of electricity, send end line
Circle, receiving terminal coil；
Described induction coil and described transmitting terminal coil are electrically connected with by wire；
Described transmitting terminal coil constitutes coupled system with described receiving terminal coil.
Wireless power supply the most according to claim 1, it is characterised in that also include being arranged on described transmitting terminal coil and
Frequency changer circuit between described induction coil, described frequency changer circuit is by wire and described transmitting terminal coil, described induction coil
It is electrically connected with.
Wireless power supply the most according to claim 1, it is characterised in that also include being arranged on described receiving terminal coil one
The fairing of side, described fairing is electrically connected with described receiving terminal coil by wire.
Wireless power supply the most according to claim 1, it is characterised in that described coupled system is Electromagnetic Coupling System.
5. the method carrying out wireless power by the wireless power supply as described in any one in Claims 1-4, its
It is characterised by, including:
Wireless power supply induces the first electric energy from transmission line of electricity；
Wireless power supply is non-by induce with predetermined frequency vibration in the described first electric energy space around that gets
Radiation field；
Wireless power supply transmits described first electric energy by the resonance produced with non-radiative magnetic field.
The method carrying out wireless power the most according to claim 5, it is characterised in that at wireless power supply from power transmission line
Induce the first electric energy on road and wireless power supply utilizes in the first electric energy space around got and induces with vibration
Non-radiative magnetic field between also include:
The the first electric energy frequency conversion induced is the non-radiative magnetic field function possessing sensing predetermined frequency vibration by wireless power supply
The second electric energy.
The method carrying out wireless power the most according to claim 5, it is characterised in that at wireless power supply by with non-
Radiation field produces after resonance transmits the first electric energy and also includes:
Wireless power supply is sent to optical modem after the described first electric energy rectification of transmission.
The method carrying out wireless power the most according to claim 5, it is characterised in that wireless power supply by with non-spoke
Penetrate magnetic field to produce resonance and transmit the first electric energy and specifically include wireless power supply by the resonance that produces with non-radiative magnetic field
Constitute coupled system and transmit described first electric energy.
The method carrying out wireless power the most according to claim 8, it is characterised in that it is preset that described coupled system meets one
Motion model, described preset motion model is:
10. a transmission line of electricity video frequency monitoring system, it is characterised in that include the nothing described in any one in Claims 1-4
Line electric supply installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610861013.7A CN106208421A (en) | 2016-09-27 | 2016-09-27 | A kind of wireless power supply and utilize the method that this device carries out wireless power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610861013.7A CN106208421A (en) | 2016-09-27 | 2016-09-27 | A kind of wireless power supply and utilize the method that this device carries out wireless power |
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| Publication Number | Publication Date |
|---|---|
| CN106208421A true CN106208421A (en) | 2016-12-07 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610861013.7A Pending CN106208421A (en) | 2016-09-27 | 2016-09-27 | A kind of wireless power supply and utilize the method that this device carries out wireless power |
Country Status (1)
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| CN (1) | CN106208421A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107086612A (en) * | 2017-06-21 | 2017-08-22 | 广东电网有限责任公司电力科学研究院 | The energy supplying system of the on-line monitoring equipment of energy is taken based on ultra-high-tension power transmission line wire jumper |
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| CN103219806A (en) * | 2013-04-18 | 2013-07-24 | 苏州源辉电气有限公司 | Wireless power transmission system applied to power supplying of high voltage line device |
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| CN107086612A (en) * | 2017-06-21 | 2017-08-22 | 广东电网有限责任公司电力科学研究院 | The energy supplying system of the on-line monitoring equipment of energy is taken based on ultra-high-tension power transmission line wire jumper |
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Application publication date: 20161207 |