CN110497803A - A kind of high reliability wireless energy supply system and method - Google Patents
A kind of high reliability wireless energy supply system and method Download PDFInfo
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- CN110497803A CN110497803A CN201910716866.5A CN201910716866A CN110497803A CN 110497803 A CN110497803 A CN 110497803A CN 201910716866 A CN201910716866 A CN 201910716866A CN 110497803 A CN110497803 A CN 110497803A
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000007600 charging Methods 0.000 claims abstract description 72
- 230000005540 biological transmission Effects 0.000 claims abstract description 57
- 230000008878 coupling Effects 0.000 claims abstract description 45
- 238000010168 coupling process Methods 0.000 claims abstract description 45
- 238000005859 coupling reaction Methods 0.000 claims abstract description 45
- 230000005611 electricity Effects 0.000 claims abstract description 23
- 230000005284 excitation Effects 0.000 claims description 14
- 230000003993 interaction Effects 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 9
- 239000012212 insulator Substances 0.000 claims description 5
- 238000007689 inspection Methods 0.000 abstract description 15
- 238000005516 engineering process Methods 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/12—Inductive energy transfer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U50/00—Propulsion; Power supply
- B64U50/30—Supply or distribution of electrical power
- B64U50/34—In-flight charging
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2200/00—Type of vehicles
- B60L2200/10—Air crafts
-
- 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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
-
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Aviation & Aerospace Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The present invention relates to a kind of high reliability wireless energy supply system and methods, including wireless taking energy unit and wireless charging platform unit, the wireless taking energy unit includes current transformer, rectifier, high-frequency inverter, power transmission coil and power receiving coil, and the current transformer, rectifier, high-frequency inverter, power transmission coil are sequentially connected；The wireless charging platform unit includes Wireless charging coil and battery group, the output end of the power receiving coil is connect with the input terminal of the input terminal of battery group, commutation inversion control cabinet respectively, and the output end of the battery group is connect with the input terminal of commutation inversion control cabinet.On the transmission line, unmanned plane can carry out accurate inspection to whole transmission line of electricity for present invention application, fall in wireless charging platform on shaft tower when the power is insufficient, carry out wireless charging to unmanned plane by resonance magnetic coupling technology, continue inspection when electricity abundance.
Description
Technical field
The present invention relates to wireless power transmission technical fields, more specifically to one kind based on resonance magnetic coupling, suitable for defeated
The high reliability wireless energy supply system and method for the patrol unmanned machine of electric line.
Background technique
In field of power system, unmanned plane in terms of be more and more widely used.Tradition
Patrolling transmission line relies primarily on line attendant and crosses over mountain after mountain, and is patrolled by way of hand fit's camera and telescope.
Power grid emergency and extreme climate condition are encountered, traditional electric inspection process person carries out manual inspection, by the experience of patrol officer
And level of skill, outdoor harsh environments, physiology and psychologic status etc. are affected, exist leakage patrol, missing inspection, erroneous detection possibility
Property, and not there is only biggish tour process risk, efficiency is also relatively low.On the other hand, since the high pressure that puts into operation in recent years is defeated
Electric line increases, line walking route distance also farther out, occur within the inspection phase after accident or strong wind, heavy snow and thunderstorm because concentrator station without
When method goes out vehicle and cannot make an inspection tour in time, cause concentrator station person on duty that cannot understand transmission line status in time, there are hidden danger, jeopardize electricity
The safe operation of Force system.The power line condition to go wrong can not be especially understood in time, lose the chance of priority processing.
Traditional line walking mode time length, large labor intensity, cannot adapt to the demand of modernization power grid construction and development completely.It is patrol unmanned
The application of machine, can also reduce inspection at the drawbacks of can just making up manual inspection timeliness, poor reliability under severe conditions
The personal injury risk of personnel.
It is greatly improved the speed and efficiency of electric power maintenance and maintenance in terms of unmanned plane is applied to power-line patrolling, reduces and makees
Industry personnel labor intensity improves operating personnel's safety, reduces operating cost, and line walking speed is fast, emergency is rapid, is occurring
It still is able to carry out inspection to the power circuit of devastated in the case where natural calamity, while can find all kinds of lack in time
Fall into, avoid the generation of various line accidents.With continuous application of the unmanned plane in polling transmission line, charging problems become system
About its key factor for running autonomous inspection steadily in the long term.Current power transmission line data-logging unmanned plane is using battery-powered, continuation of the journey
Ability generally only has a few houres, and Navigation of Pilotless Aircraft docks with charge port completion, had to charge port when electric power is exhausted fastly
Line mode charges.It is higher to Navigation of Pilotless Aircraft positioning accuracy request in this way, thereby increases and it is possible to block unmanned plane there are charge port and be difficult to move
The problems such as dynamic situation, influence restarts inspection.In addition, wired charging route and interface are easy to wear, easily get an electric shock, repeatedly plugs
The problems such as causing electric energy transmission unreliable may be loosened afterwards.Therefore, the wireless charging technology for needing a kind of patrol unmanned machine solves
The above problem.
Summary of the invention
(1) technical problems to be solved
In order to solve the above problem of the prior art, the invention proposes one kind based on resonance magnetic coupling, is suitable for transmission of electricity
The high reliability wireless energy supply system and method for line data-logging unmanned plane solve the abrasion of traditional wire contact charge port, machine
Tool looseness fault leads to poor contact.
(2) technical solution
In order to achieve the above object, the main technical schemes that the present invention uses include:
Design it is a kind of based on resonance magnetic coupling, suitable for the high reliability wireless energy supply system of polling transmission line unmanned plane
System, including wireless taking energy unit and wireless charging platform unit, the wireless taking energy unit include current transformer, rectifier,
High-frequency inverter, power transmission coil and power receiving coil, the current transformer, rectifier, high-frequency inverter, power transmission coil successively connect
It connects；The wireless charging platform unit includes Wireless charging coil and battery group, the output end of the power receiving coil respectively with
The input terminal connection of the input terminal, commutation inversion control cabinet of battery group, the output end of the battery group and commutation inversion control
The input terminal of case processed connects.
Wherein, the current transformer, rectifier, high-frequency inverter and power transmission coil are mounted on insulator chain far from electric power
One end of steel tower, the power receiving coil are mounted on the one end of insulator chain close to electric power tower.
The wireless charging platform unit further includes the bracket being fixed on electric power tower, the Wireless charging coil and storage
Battery pack setting constitutes wireless charging platform in frame bottom, and the commutation inversion control cabinet is fixed on the electricity below bracket
On power steel tower；It is also equipped with supersonic wave bird driving device on the bracket, is also equipped on the electric power tower and wirelessly resumes base station, institute
Battery group is stated to resume base station for supersonic wave bird driving device, wirelessly electric energy is provided.
The working principle of the high reliability wireless energy supply system is as follows: the current transformer is on high-tension side by transmission line of electricity
High Level AC Voltage is converted to low-voltage AC, and the low-voltage AC is converted to direct current, the high-frequency inversion by rectifier
Direct current is converted to high-frequency resonance alternating current and exported to power transmission coil, the power transmission coil and power receiving coil in resonance frequency by device
Resonance magnetic coupling interaction is generated under rate and sends electric energy to power receiving coil, and the power receiving coil provides electric energy for battery group.
When unmanned plane needs to charge, drop on wireless charging platform, the electric energy of the power receiving coil or/and battery group
Electric energy motivates the unmanned plane power receiving coil on Wireless charging coil and unmanned plane that magnetic coupling occurs and is total to by commutation inversion control cabinet
Vibration is the storage battery charging on unmanned plane.
The present invention also provides a kind of based on resonance magnetic coupling, wireless suitable for the high reliability of polling transmission line unmanned plane
Energy supply method comprising following steps:
Step 1): the on high-tension side High Level AC Voltage of transmission line of electricity is converted to low-voltage AC by the current transformer, institute
It states low-voltage AC and direct current is converted to by rectifier, direct current is converted to high-frequency resonance alternating current by the high-frequency inverter
And export to power transmission coil, the power transmission coil and power receiving coil generate the magnetic coupling interaction and by electric energy of resonating under resonant frequency
Send power receiving coil to；
Step 2): whether detection wireless charging platform has unmanned plane to need to charge, if not having, the electric energy of power receiving coil is logical
Wire transmission is crossed to battery group, if so, then going to step 3)；
Step 3): judging high voltage bus size of current, if going to step 4) when high voltage bus electric current >=300A, if
It when high voltage bus electric current < 100A, then gos to step 5), if the range of high voltage bus electric current is 100-300A, jumps to step
It is rapid 6)；
Step 4): first detecting the SOC value of battery group, if SOC value, less than 100%, the part electric energy in power receiving coil will
It charges to battery group, the dump energy in power receiving coil is by commutation inversion control cabinet with 100kHz or more high-frequency ac
Magnetic coupling resonance occurs for the unmanned plane power receiving coil on electric excitation Wireless charging coil and unmanned plane, is the storage on unmanned plane 3
Pond charging；If SOC value is equal to 100%, whole electric energy in power receiving coil are by commutation inversion control cabinet with 100 kHz or more
Magnetic coupling resonance occurs for the unmanned plane power receiving coil on high-frequency ac electric excitation Wireless charging coil and unmanned plane, is on unmanned plane
Storage battery charging；
Step 5): the SOC value of detection battery group, if SOC value is more than or equal to 10%, the electric energy of battery group passes through rectification
Inversion control case is sent out with the unmanned plane power receiving coil on 100kHz or more high-frequency ac electric excitation Wireless charging coil and unmanned plane
Magnetisation coupled resonance is the storage battery charging on unmanned plane 3；If SOC value, less than 10%, the electric energy in power receiving coil is first to electric power storage
Pond group charges, and after the SOC value of battery group is more than or equal to 10%, the electric energy of battery group passes through commutation inversion control cabinet
It is total that magnetic coupling occurs with the unmanned plane power receiving coil on 100kHz or more high-frequency ac electric excitation Wireless charging coil and unmanned plane
Vibration is the storage battery charging on unmanned plane；
Step 6): the SOC value of detection battery group, if SOC value is more than or equal to 10%, battery group and power receiving coil 1.1
Electric energy the unmanned plane on Wireless charging coil and unmanned plane is motivated under the magnetic coupling interaction that resonate by commutation inversion control cabinet
Magnetic coupling resonance occurs for power receiving coil, is the storage battery charging on unmanned plane 3；If SOC value is less than 10%, the electric energy of power receiving coil
Motivate the unmanned plane on Wireless charging coil and unmanned plane by electric wire under the magnetic coupling interaction that resonates by commutation inversion control cabinet
Magnetic coupling resonance occurs for circle, is the storage battery charging on unmanned plane；Wherein, resonance magnetic coupling interaction is that transmission line of electricity high-pressure side is swashed
Encourage what power transmission coil and power receiving coil were generated in resonant frequency low-resonance.
(3) beneficial effect
The beneficial effects of the present invention are: the present invention using resonance magnetic coupling wireless power transmission rule, improve unmanned plane inspection away from
From solving the deficiency of existing power supply mode；The present invention is applied on transmission line of electricity, unmanned plane can to whole transmission line of electricity into
The accurate inspection of row, falls in wireless charging platform on shaft tower when the power is insufficient, is carried out by resonance magnetic coupling technology to unmanned plane
Wireless charging continues inspection when electricity abundance；By the magnetic coupling wireless transmission energy that resonates, solves transmission line of electricity high-pressure side
With the Insulation Problems of low-pressure side；Wireless charging platform is coupled simultaneously by Wireless charging coil with the power receiving coil on unmanned plane
Using resonance magnetic coupling mode wireless transmission energy, effective continuation of the journey of unmanned plane is increased, solves the problems, such as unmanned plane charging,
Improve the reliability of unmanned plane.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of high reliability wireless energy supply system；
Fig. 2 is a kind of flow chart of high reliability wireless energy supply method.
Specific embodiment
In order to preferably explain the present invention, in order to understand, with reference to the accompanying drawing, by specific embodiment, to this hair
It is bright to be described in detail.
As shown in Figure 1, the present invention it is a kind of based on resonance magnetic coupling, suitable for the high reliability of polling transmission line unmanned plane
Wireless energy supply system, including wireless taking energy unit and wireless charging platform unit, the wireless taking energy unit includes Current Mutual Inductance
Device, rectifier, high-frequency inverter, power transmission coil 1.2 and power receiving coil 1.1, the current transformer, rectifier, high-frequency inversion
Device, power transmission coil 1.2 are sequentially connected, and the current transformer, rectifier, high-frequency inverter and power transmission coil 1.2 are mounted on absolutely
The one end of edge substring far from electric power tower 4, the power receiving coil 1.1 are mounted on the one end of insulator chain close to electric power tower.Institute
Stating wireless charging platform unit includes Wireless charging coil 2.2 and battery group, the output end of the power receiving coil 1.1 respectively with
The input terminal connection of the input terminal, commutation inversion control cabinet 2.3 of battery group, the output end and commutation inversion of the battery group
The input terminal of control cabinet 2.3 connects；The on high-tension side High Level AC Voltage of transmission line of electricity is converted to low pressure and handed over by the current transformer
Galvanic electricity, the low-voltage AC are converted to direct current by rectifier, and direct current is converted to high frequency and is total to by the high-frequency inverter
Vibration alternating current is simultaneously exported to power transmission coil 1.2, and the power transmission coil 1.2 generates resonance with power receiving coil 1.1 under resonant frequency
Magnetic coupling interaction simultaneously sends electric energy to power receiving coil 1.1, and the power receiving coil 1.1 provides electric energy for battery group, it is described by
The electric energy of electric coil 1.1 or/and the electric energy of battery group by commutation inversion control cabinet 2.3 motivate Wireless charging coil 2.2 with
Magnetic coupling resonance occurs for the unmanned plane power receiving coil on unmanned plane 3, is the storage battery charging on unmanned plane 3.The wireless charging
Platform unit further includes the bracket 2.1 being fixed on electric power tower 4, and the Wireless charging coil 2.2 and storage battery are set
2.1 bottom of bracket constitutes wireless charging platform, and the commutation inversion control cabinet 2.3 is fixed on the electric power positioned at 2.1 lower section of bracket
On steel tower 4；It is also equipped with supersonic wave bird driving device 2.4 on the bracket 2.1, is also equipped on the electric power tower 4 and wirelessly resumes
Base station 2.5, the battery group is supersonic wave bird driving device 2.4, wirelessly resuming base station 2.5 provides electric energy.
The present invention also provides a kind of based on resonance magnetic coupling, wireless suitable for the high reliability of polling transmission line unmanned plane
Energy supply method, as shown in Fig. 2, itself the following steps are included:
Step 1): current transformer incudes from transmission line of electricity high-pressure side takes out electric energy, and inverter exports high-frequency alternating current
It is sent to power transmission coil 1.2, power transmission coil 1.2 and power receiving coil 1.1 reach frequency resonance and send electric energy to power receiving coil
1.1；
Step 2): whether detection wireless charging platform has unmanned plane 3 to need to charge, if not having, the electricity of power receiving coil 1.1
It can be by wire transmission to battery group, if so, then going to step 3)；
Step 3): judging high voltage bus size of current, if going to step 4) when high voltage bus electric current >=300A, if
It when high voltage bus electric current < 100A, then gos to step 5), if the range of high voltage bus electric current is 100-300A, jumps to step
It is rapid 6)；
Step 4): the SOC value of battery group is first detected, if part electric energy of the SOC value less than 100%, in power receiving coil 1.1
It will charge to battery group, the dump energy in power receiving coil 1.1 is high with 100kHz or more by commutation inversion control cabinet
Magnetic coupling resonance occurs for the unmanned plane power receiving coil on frequency exchange electric excitation Wireless charging coil 2.2 and unmanned plane 3, gives nobody
Storage battery charging on machine 3；If SOC value is equal to 100%, whole electric energy in power receiving coil 1.1 pass through commutation inversion control cabinet
Magnetic coupling occurs with the unmanned plane power receiving coil on 100kHz or more high-frequency ac electric excitation Wireless charging coil 2.2 and unmanned plane 3
Vibration is amounted to, is charged to the storage battery on unmanned plane 3；
Step 5): battery group is the power supply of commutation inversion control cabinet, the SOC value of battery group is detected, if SOC value is greater than
Equal to 10%, the electric energy of battery group is by commutation inversion control cabinet with 100 kHz or more high-frequency ac electric excitation wireless chargings
Magnetic coupling resonance occurs for the unmanned plane power receiving coil on coil 2.2 and unmanned plane 3, charges to the storage battery on unmanned plane 3；If
Less than 10%, the electric energy in power receiving coil 1.1 first charges to battery group SOC value, and the SOC value to battery group is greater than etc.
After 10%, the electric energy of battery group is by commutation inversion control cabinet with 100kHz or more high-frequency ac electric excitation wireless charging electric wire
With the unmanned plane power receiving coil on unmanned plane 3 magnetic coupling resonance occurs for circle 2.2, charges to the storage battery on unmanned plane；
Step 6): the SOC value of detection battery group, if SOC value is more than or equal to 10%, battery group and power receiving coil 1.1
Electric energy motivated under the magnetic coupling interaction that resonate on Wireless charging coil 2.2 and unmanned plane 3 by commutation inversion control cabinet 2.3
Magnetic coupling resonance occurs for unmanned plane power receiving coil, charges to the storage battery on unmanned plane 3；If SOC value is less than 10%, power receiving coil
1.1 electric energy motivates Wireless charging coil 2.2 and unmanned plane 3 by commutation inversion control cabinet 2.3 under the magnetic coupling interaction that resonates
On unmanned plane power receiving coil occur magnetic coupling resonance, on unmanned plane 3 storage battery charge；Wherein, resonate magnetic coupling interaction
It is that transmission line of electricity high-pressure side excitation power transmission coil 1.2 is generated with power receiving coil 1.1 in resonant frequency low-resonance.
The embodiment of the present invention is described in attached drawing, but the invention is not limited to above-mentioned specific embodiment parties
Formula, the above mentioned embodiment is only schematical, rather than restrictive, and those skilled in the art are in this hair
Under bright enlightenment, without breaking away from the scope protected by the purposes and claims of the present invention, many forms can be also made, this
It is belonged within protection of the invention a bit.
Claims (4)
1. a kind of high reliability wireless energy supply system, which is characterized in that including wireless taking energy unit and wireless charging platform unit,
The wireless taking energy unit includes current transformer, rectifier, high-frequency inverter, power transmission coil (1.2) and power receiving coil
(1.1), the current transformer, rectifier, high-frequency inverter, power transmission coil (1.2) are sequentially connected；The wireless charging platform
Unit includes Wireless charging coil (2.2) and battery group, the output end of the power receiving coil (1.1) respectively with battery group
The input terminal connection of input terminal, commutation inversion control cabinet (2.3), the output end and commutation inversion control cabinet of the battery group
(2.3) input terminal connection；The on high-tension side High Level AC Voltage of transmission line of electricity is converted to low-voltage AC by the current transformer,
The low-voltage AC is converted to direct current by rectifier, and direct current is converted to high-frequency resonance and exchanged by the high-frequency inverter
Electricity is simultaneously exported to power transmission coil (1.2), and the power transmission coil (1.2) and power receiving coil (1.1) generate resonance under resonant frequency
Magnetic coupling interaction simultaneously sends electric energy power receiving coil (1.1) to, and the power receiving coil (1.1) provides electric energy for battery group, institute
The electric energy of the electric energy or/and battery group of stating power receiving coil (1.1) motivates wireless charging electric wire by commutation inversion control cabinet (2.3)
Magnetic coupling resonance occurs for the unmanned plane power receiving coil enclosed on (2.2) and unmanned plane (3), is the storage battery charging on unmanned plane (3).
2. a kind of high reliability wireless energy supply system as described in claim 1, it is characterised in that: the current transformer, whole
Stream device, high-frequency inverter and power transmission coil (1.2) are mounted on the one end of insulator chain far from electric power tower (4), described by electric wire
Circle (1.1) is mounted on the one end of insulator chain close to electric power tower.
3. a kind of high reliability wireless energy supply system as described in claim 1, it is characterised in that: the wireless charging platform list
Member further includes the bracket (2.1) being fixed on electric power tower (4), and the Wireless charging coil (2.2) and storage battery are set
Bracket (2.1) bottom constitutes wireless charging platform, and the commutation inversion control cabinet (2.3) is fixed below bracket (2.1)
Electric power tower (4) on；It is also equipped with supersonic wave bird driving device (2.4) on the bracket (2.1), on the electric power tower (4) also
It is equipped with and wirelessly resumes base station (2.5), the battery group is supersonic wave bird driving device (2.4), wirelessly resumes base station (2.5) offer
Electric energy.
4. a kind of high reliability wireless energy supply method, which is characterized in that using of any of claims 1-3 highly reliable
Property wireless energy supply system comprising following steps:
Step 1): the on high-tension side High Level AC Voltage of transmission line of electricity is converted to low-voltage AC by the current transformer, described low
Pressure alternating current is converted to direct current by rectifier, and direct current is converted to high-frequency resonance alternating current and defeated by the high-frequency inverter
Out to power transmission coil (1.2), the power transmission coil (1.2) and power receiving coil (1.1) generate resonance magnetic coupling under resonant frequency
It acts on and sends electric energy to power receiving coil (1.1)；
Step 2): whether detection wireless charging platform has unmanned plane (3) to need to charge, if not having, the electricity of power receiving coil (1.1)
It can be by wire transmission to battery group, if so, then going to step 3)；
Step 3): judging high voltage bus size of current, if going to step 4) when high voltage bus electric current >=300A, if high pressure
It when bus current < 100A, then gos to step 5), if the range of high voltage bus electric current is 100-300A, gos to step
6)；
Step 4): first detecting the SOC value of battery group, if SOC value, less than 100%, the part electric energy in power receiving coil (1.1) will
Charge to battery group, the dump energy in power receiving coil (1.1) by commutation inversion control cabinet (2.3) with 100kHz with
Magnetic coupling resonance occurs for the unmanned plane power receiving coil on upper high-frequency ac electric excitation Wireless charging coil (2.2) and unmanned plane (3),
For the storage battery charging on unmanned plane 3；If SOC value is equal to 100%, whole electric energy in power receiving coil (1.1) are inverse by rectifying
Become control cabinet (2.3) with the unmanned plane on 100kHz or more high-frequency ac electric excitation Wireless charging coil (2.2) and unmanned plane (3)
Magnetic coupling resonance occurs for power receiving coil, is the storage battery charging on unmanned plane (3)；
Step 5): the SOC value of detection battery group, if SOC value is more than or equal to 10%, the electric energy of battery group passes through commutation inversion
Control cabinet (2.3) with the unmanned plane on 100kHz or more high-frequency ac electric excitation Wireless charging coil (2.2) and unmanned plane (3) by
Magnetic coupling resonance occurs for electric coil, is the storage battery charging on unmanned plane 3；If SOC value is less than 10%, in power receiving coil (1.1)
Electric energy first charge to battery group, after the SOC value of battery group be more than or equal to 10% after, the electric energy of battery group passes through
Commutation inversion control cabinet (2.3) is on 100kHz or more high-frequency ac electric excitation Wireless charging coil (2.2) and unmanned plane (3)
Magnetic coupling resonance occurs for unmanned plane power receiving coil, is the storage battery charging on unmanned plane；
Step 6): the SOC value of detection battery group, if SOC value is more than or equal to 10%, the electricity of battery group and power receiving coil 1.1
It can be motivated on Wireless charging coil (2.2) and unmanned plane (3) under the magnetic coupling interaction that resonates by commutation inversion control cabinet (2.3)
Unmanned plane power receiving coil occur magnetic coupling resonance, be unmanned plane 3 on storage battery charging；If SOC value is less than 10%, by electric wire
Enclose (1.1) electric energy by commutation inversion control cabinet (2.3) under the magnetic coupling interaction that resonate motivate Wireless charging coil (2.2) and
Magnetic coupling resonance occurs for the unmanned plane power receiving coil on unmanned plane (3), is the storage battery charging on unmanned plane (3)；Wherein, it resonates
Magnetic coupling interaction is that transmission line of electricity high-pressure side excitation power transmission coil (1.2) and power receiving coil (1.1) is produced in resonant frequency low-resonance
Raw.
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Application publication date: 20191126 |