CN109873504A - A kind of static simulation system of dynamic radio power supply - Google Patents
A kind of static simulation system of dynamic radio power supply Download PDFInfo
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- CN109873504A CN109873504A CN201910176510.7A CN201910176510A CN109873504A CN 109873504 A CN109873504 A CN 109873504A CN 201910176510 A CN201910176510 A CN 201910176510A CN 109873504 A CN109873504 A CN 109873504A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- 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
Abstract
A kind of static simulation system of dynamic radio power supply, belongs to wireless power transmission field.It is inflexible to solve existing wireless power static simulation method receiving end configuration, and for the problem of high running speed analog capability deficiency.Including current controller, n transmitting terminal and n receiving end；N transmitting terminal and n receiving end correspond, n is formed to combination, transmitting terminal and receiving end in each pair of combination is opposing stationary, the transmitting coil of transmitting terminal in each pair of combination with its corresponding to the receiving coil of receiving end be magnetically coupled, so that receiving end in each pair of combination is obtained the time-varying induced voltage of simulation real driving fluctuation pattern；Magnetic coupling mutual inductance is fixed in each pair of combination；Current controller controls n transmitting terminal according to the magnetic coupling mutual inductance spatial characteristics in each pair of combination between transmitting terminal and receiving end in a manner of opened loop control, makes the current excitation source that time-varying is generated in the transmitting coil of n transmitting terminal.It is mainly used for wireless power testing experiment.
Description
Technical field
The invention belongs to wireless power transmission fields.
Background technique
Dynamic radio power supply technique may be implemented the battery in electric automobile during traveling and mend electricity or directly drive power supply, for mentioning
Liter electric car course continuation mileage and energy utilization efficiency have the function of very positive.For the test of complete paired systems, need
Dedicated dynamic test platform is built, this platform generally requires building transmitting and receives the relative motion between structure to build
Dynamic ride characteristic, but this conventional test methodologies two aspect there is a problem of it is bigger, first, wide velocity interval
Driving test realizes that difficulty is big, second, transmitting and reception structure relative motion are poor by the suitability that will lead to test, because different
Receive end structure configuration test and comparison trouble.
Two present on technical problems are also embodied in existing related patents, specifically: application number
2017108901635 patent of invention proposes a kind of static simulation method, but this method does not provide multiphase receiving end
Analogy method, receiving end configuration is inflexible, and is limited to controller bandwidth, this scheme is difficult to realize run at high speed down
The charging working condition measurement of (i.e.: greater than 80km/h), that is, the driving test of wide velocity interval realizes that difficulty is big.
Inflexible test condition makes the time of experiment and cost high, and insufficient, inaccurate test-strips
Part most likely results in the design of mistake.Therefore problem above urgent need to resolve.
Summary of the invention
The present invention is inflexible in order to solve existing wireless power static simulation method receiving end configuration, and for
The problem of high running speed analog capability deficiency, the present invention provides a kind of receiving ends to configure flexible dynamic radio power supply
Static simulation method.
A kind of static simulation system of dynamic radio power supply, including current controller, n transmitting terminal and n receiving end, n
For the integer more than or equal to 2；
N transmitting terminal and n receiving end correspond, the transmitting terminal and receiving end phase for forming n to combination, in each pair of combination
To static, the transmitting coil of the transmitting terminal in each pair of combination with its corresponding to the receiving coil of receiving end be magnetically coupled, make
Receiving end obtains the time-varying induced voltage of simulation real driving fluctuation pattern in each pair of combination；
Magnetic coupling mutual inductance is fixed in each pair of combination；
Current controller according to the magnetic coupling mutual inductance spatial characteristics in each pair of combination between transmitting terminal and receiving end, with
The mode of opened loop control controls n transmitting terminal, makes the current excitation source that time-varying is generated in the transmitting coil of n transmitting terminal.
Preferably, transmitting terminal includes three kinds of preferred structures, wherein
In first and second kind of preferred structure of transmitting terminal,
Current controller is defeated according to the magnetic coupling mutual inductance spatial characteristics in each pair of combination between transmitting terminal and receiving end
The road n PWM drive signal out, and every road PWM drive signal controls corresponding transmitting terminal.
In the third preferred structure of transmitting terminal,
Current controller is defeated according to the magnetic coupling mutual inductance spatial characteristics in each pair of combination between transmitting terminal and receiving end
The road n phase shifting angle controls signal out, and every road phase shifting angle control signal controls corresponding transmitting terminal.
Preferably, the first preferred structure of transmitting terminal are as follows:
Each transmitting terminal includes half-bridge inverter, LCC compensation network module and transmitting coil；
The PWM drive signal all the way of current controller output drives the upper driving mouth of half-bridge inverter, and the road
PWM drive signal drives the lower driving mouth of half-bridge inverter after reverser is reversed；
Half-bridge inverter is used for DC voltage source UdIt is converted into alternating-current voltage source；
Alternating-current voltage source is further converted to ac current source by LCC compensation network module, the alternating current being converted to
Stream source will motivate the current excitation source of transmitting coil generation time-varying.
Preferably, second of preferred structure of transmitting terminal are as follows:
Each transmitting terminal includes half-bridge inverter, LCC compensation network module, DC-DC converter and transmitting coil；
The PWM drive signal all the way of current controller output controls DC-DC converter, to adjust DC voltage
Source UdAmplitude,
DC-DC converter PWM drive signal all the way based on the received, to its received DC voltage source UdAmplitude carry out
It adjusts, the DC voltage source after exporting adjusting amplitude is sent into half-bridge inverter, to realize that adjusting is input to half-bridge inverter
The amplitude of DC voltage source；
Half-bridge inverter is used to convert alternating-current voltage source for DC voltage source；
Alternating-current voltage source is further converted to ac current source by LCC compensation network module, the alternating current being converted to
Stream source will motivate the current excitation source of transmitting coil generation time-varying.
Preferably, in first and second kind of preferred structure of transmitting terminal, current controller exports the reality of the road n PWM drive signal
Existing process are as follows:
Sawtooth signal Sawtooth all the way is sent into an input terminal of n comparator, the road n modulated signal difference simultaneously
Be sent into n comparator another input terminal, through n comparator relatively after, generation the road n PWM drive signal.
Preferably, the third preferred structure of transmitting terminal are as follows:
Each transmitting terminal includes LCC compensation network module, full-bridge inverter and transmitting coil；
The control signal of phase shifting angle all the way of current controller output controls the phase shifting angle of full-bridge inverter, thus real
The adjusting of existing full-bridge inverter output voltage；
Full-bridge inverter is used for DC voltage source UdIt is converted into alternating-current voltage source；
Alternating-current voltage source is further converted to ac current source by LCC compensation network module, the alternating current being converted to
Stream source will motivate the current excitation source of transmitting coil generation time-varying.
Preferably, each receiving end include the receiving end compensation network being made of receiving coil, receiving end rectifier and
Receiving end DC-DC converter；
Transmitting coil of the receiving coil for corresponding thereto is magnetically coupled, to obtain the induced voltage sources of time-varying；
Receiving end compensation network is for compensating the inductance of receiving coil；Receiving end rectifier is for adjusting receiving end
The amplitude of the induced voltage sources of the time-varying of compensation network output, to be powered to load；
The n same load of receiving end rectifier collective effect in n receiving end.
Preferably, the topology of each receiving end compensation network is LC series connection, LC parallel connection or LCL.
Preferably, the connection type of n receiving end rectifier is to be connected in series or in parallel.
Preferably, the topology of each receiving end DC-DC converter is Buck, Boost or Buck-Boost.
Principle analysis: the present invention meets for the testing requirement of multiple receiving end flexible configurations and for high driving
The simulation of speed, it is equivalent based on receiving end induced voltage, using the magnetic coupler of standing, time-varying excitation is applied by transmitting coil
Electric current goes to realize the mutual inductance stochastic wave simulation of dynamic radio power supply.
The invention has the beneficial effects that the method mentioned has unique advantage at two aspects, in a first aspect, electric
Stream controller open loop implementation method can achieve the simulation of wide scope running speed, second aspect, and multiphase stands magnetic coupler setting
The multiphase receiving end simulation test under flexible configuration may be implemented in setting with modulating wave in current controller, improves test effect
Rate.
Detailed description of the invention
Fig. 1 is a kind of schematic illustration of the static simulation system of dynamic radio power supply of the present invention；
Fig. 2 is transmitting terminal quantity when being 2, and when transmitting terminal is the first structure, a kind of dynamic radio of the present invention is supplied
The schematic illustration of the static simulation system of electricity；
Fig. 3 is transmitting terminal quantity when being 2, and when transmitting terminal is second of structure, a kind of dynamic radio of the present invention is supplied
The schematic illustration of the static simulation system of electricity；
Fig. 4 is transmitting terminal quantity when being 2, and when transmitting terminal is the third structure, a kind of dynamic radio of the present invention is supplied
The schematic illustration of the static simulation system of electricity；Each receiving end rectifier is connected in series in the figure；
Fig. 5 is transmitting terminal quantity when being 2, and when transmitting terminal is the third structure, a kind of dynamic radio of the present invention is supplied
The schematic illustration of the static simulation system of electricity；Each receiving end rectifier is connected in parallel in the figure；Wherein, φdAnd φqIt indicates to divide
Not Wei current controller output two-way phase shifting angle；
Fig. 6 is transmitting terminal quantity when being 2, in the case of the control of half-bridge inverter variable duty cycle, magnetic coupling mutual inductance unreasonably
Think the waveform diagram of two-way modulated signal Duty_d and Duty_q simulated needed for quadrature condition；Wherein, dpHair is simulated in expression
The pole span of ray circle, ν indicate running speed, and Mod indicates carrier amplitude；Two-way modulated signal phase angle in current controller in Fig. 6
Difference is no longer 90 °；
Fig. 7 is transmitting terminal quantity when being 2, in the case of the control of half-bridge inverter variable duty cycle, magnetic coupling mutual inductance is non-etc.
The waveform diagram of the two-way modulated signal Duty_d and Duty_q that are simulated needed for value situation；Wherein, dpIndicate that institute's analog transmissions are led
The pole span of rail, ν indicate running speed, and Mod indicates carrier amplitude；The peak value of two-way modulated signal is not in current controller in Fig. 7
It is equal again；
Fig. 8 is transmitting terminal quantity when being 2, in the case of the control of half-bridge inverter variable duty cycle, magnetic coupling mutual inductance distortion
The waveform diagram of the two-way modulated signal Duty_d and Duty_q that are simulated needed for situation；Fig. 8 (a) indicates mutual inductance distribution character curve
The case where pinnacle distortion is presented, Fig. 8 (b) indicate the case where distortion of blunt top is presented in mutual inductance distribution character curve, wherein dpIndicate institute
The pole span of analog transmissions guide rail, ν indicate running speed, and Mod indicates carrier amplitude；Two-way modulation letter in current controller in Fig. 8
Number be no longer ideal isosceles triangle, but it is convex or under convex triangle.
Fig. 2 is into Fig. 5, MdIndicate the mutual inductance of d Phase Receiver coil and transmitting coil, MqIndicate q Phase Receiver coil and emission lines
The mutual inductance of circle, dpIndicate that the pole span of institute's analog transmissions coil, ν indicate running speed, Mod indicates carrier amplitude；TsIndicate carrier cycle
Phase, ωsIndicate wireless transmitting system work angular frequency；Duty_d and Duty_q is modulated signal, gdAnd gqRespectively electric current control
The two-way PWM drive signal of device output processed, Lp1Indicate the inductance of LCC compensation network module in a transmitting terminal, Cp1And Cp2Equal table
Show the inductance of LCC compensation network module in a transmitting terminal, LpdIndicate the transmitting coil in a transmitting terminal, LsdIndicate one
Receiving coil in receiving end, CsdIndicate the capacitor in a receiving end compensation network, ipdIndicate transmitting coil LpdMiddle generation
The induced current of time-varying；Lp2Indicate the inductance of LCC compensation network module in another transmitting terminal, Cp3And Cp4Indicate another
The inductance of LCC compensation network module, L in transmitting terminalpqIndicate the transmitting coil in another transmitting terminal, LsqIndicate that another connects
Receiving coil in receiving end, CsqIndicate the capacitor in another receiving end compensation network, ipqIndicate transmitting coil LpqMiddle generation
The induced current of time-varying, CrIndicate capacitor,Indicate current sensor.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art without making creative work it is obtained it is all its
Its embodiment, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be further explained below with reference to the attached drawings and specific examples, but not as the limitation of the invention.
Illustrate a kind of static simulation system of dynamic radio power supply described in present embodiment, including electric current control referring to Fig. 1
Device 100, n transmitting terminal and n receiving end processed, n are the integer more than or equal to 2；
N transmitting terminal and n receiving end correspond, the transmitting terminal and receiving end phase for forming n to combination, in each pair of combination
To static, the transmitting coil of the transmitting terminal in each pair of combination with its corresponding to the receiving coil of receiving end be magnetically coupled, make
Receiving end obtains the time-varying induced voltage of simulation real driving fluctuation pattern in each pair of combination；
Magnetic coupling mutual inductance is fixed in each pair of combination；
Current controller 100 is special according to the magnetic coupling mutual inductance spatial distribution in each pair of combination between transmitting terminal and receiving end
Property, n transmitting terminal is controlled in a manner of opened loop control, makes the current excitation that time-varying is generated in the transmitting coil of n transmitting terminal
Source.
In present embodiment, a kind of static simulation system of dynamic radio power supply of the present invention has at three aspects
Unique advantage is easy real in a first aspect, current controller is in a manner of opened loop control, therefore uncontrolled device bandwidth constraint
Now the running speed wide scope of (maximum speed can be more than 200km/h) is simulated from low speed to hypervelocity；
Second aspect, is arranged the receiving end of multiple standings, to realize multiple groups magnetic coupling, purpose has two: first is that reducing
The mutual inductance spatial characteristics of the space wave of transimission power, some magnetic couplers (such as I type, I-shaped) are fluctuations, at certain
A little specific spatial positions are it could even be possible to be usually taken multiple connect for mutual inductance blind spot in order to reduce the space wave of power
Coil design is received, these receiving coils are spatially staggered certain position, guarantee the stability bandwidth of power space distribution on the whole
It is lower；Second is that increase transimission power ability, single receiving coil can transimission power grade, output voltage or current limited, can
To go to solve this problem using the design of more receiving coils；
The third aspect, current controller 100 are empty according to the magnetic coupling mutual inductance in each pair of combination between transmitting terminal and receiving end
Between distribution character, modulating wave in setting electric current controller realizes corresponding receiving end to control corresponding transmitting terminal
Multiple receiving end simulation tests under flexible configuration are realized in the simulation of mutual inductance characteristic, improve testing efficiency.
There are three types of preferred structures for transmitting terminal tool in the present invention, specific as follows:
Illustrate the first preferred structure of transmitting terminal referring to fig. 2:
In the first preferred structure of transmitting terminal,
Current controller 100 is special according to the magnetic coupling mutual inductance spatial distribution in each pair of combination between transmitting terminal and receiving end
Property, the road n PWM drive signal is exported, and every road PWM drive signal controls corresponding transmitting terminal；
In the first preferred structure of transmitting terminal,
Each transmitting terminal includes half-bridge inverter 201, LCC compensation network module 202 and transmitting coil；
The PWM drive signal all the way that current controller 100 exports drives the upper driving mouth of half-bridge inverter 201,
And the road PWM drive signal drives the lower driving mouth of half-bridge inverter 201 after reverser is reversed；
Half-bridge inverter 201 is used for DC voltage source UdIt is converted into alternating-current voltage source；
Alternating-current voltage source is further converted to ac current source by LCC compensation network module 202, the exchange being converted to
Current source will motivate the current excitation source of transmitting coil generation time-varying.
Preferably, current controller 100 exports the realization process of the road n PWM drive signal are as follows:
Sawtooth signal Sawtooth all the way is sent into an input terminal of n comparator, the road n modulated signal difference simultaneously
Be sent into n comparator another input terminal, through n comparator relatively after, generation the road n PWM drive signal.
Illustrate second of preferred structure of transmitting terminal referring to Fig. 3 and Fig. 4:
In second of preferred structure of transmitting terminal,
Current controller 100 is special according to the magnetic coupling mutual inductance spatial distribution in each pair of combination between transmitting terminal and receiving end
Property, the road n PWM drive signal is exported, and every road PWM drive signal controls corresponding transmitting terminal；
In second of preferred structure of transmitting terminal,
Each transmitting terminal includes half-bridge inverter 201, LCC compensation network module 202, DC-DC converter 203 and emission lines
Circle；
The PWM drive signal all the way that current controller 100 exports controls DC-DC converter 203, to adjust straight
Galvanic electricity potential source UdAmplitude,
The PWM drive signal all the way based on the received of DC-DC converter 203, to its received DC voltage source UdAmplitude
It is adjusted, the DC voltage source after exporting adjusting amplitude is sent into half-bridge inverter 201, so that it is inverse to realize that adjusting is input to half-bridge
Become the amplitude of the DC voltage source of device 201；
Half-bridge inverter 201 is used to convert alternating-current voltage source for DC voltage source；
Alternating-current voltage source is further converted to ac current source by LCC compensation network module 202, the exchange being converted to
Current source will motivate the current excitation source of transmitting coil generation time-varying.
Preferably, current controller 100 exports the realization process of the road n PWM drive signal are as follows:
Sawtooth signal Sawtooth all the way is sent into an input terminal of n comparator, the road n modulated signal difference simultaneously
Be sent into n comparator another input terminal, through n comparator relatively after, generation the road n PWM drive signal.
Illustrate the third preferred structure of transmitting terminal referring to Fig. 5:
In the third preferred structure of transmitting terminal,
Current controller 100 is special according to the magnetic coupling mutual inductance spatial distribution in each pair of combination between transmitting terminal and receiving end
Property, the output road n phase shifting angle controls signal, and every road phase shifting angle control signal controls corresponding transmitting terminal.
In the third preferred structure of transmitting terminal,
Each transmitting terminal includes LCC compensation network module 202, full-bridge inverter 204 and transmitting coil；
The control signal of phase shifting angle all the way that current controller 100 exports controls the phase shifting angle of full-bridge inverter 204,
To realize the adjusting of 204 output voltage of full-bridge inverter；
Full-bridge inverter 204 is used for DC voltage source UdIt is converted into alternating-current voltage source；
Alternating-current voltage source is further converted to ac current source by LCC compensation network module 202, the exchange being converted to
Current source will motivate the current excitation source of transmitting coil generation time-varying.
Illustrate this preferred embodiment to Fig. 5 referring to fig. 2, in this preferred embodiment, each receiving end includes by receiving
Receiving end compensation network, receiving end rectifier and the receiving end DC-DC converter that coil is constituted；
Transmitting coil of the receiving coil for corresponding thereto is magnetically coupled, to obtain the induced voltage sources of time-varying；
Receiving end compensation network is for compensating the inductance of receiving coil；Receiving end rectifier is for adjusting receiving end
The amplitude of the induced voltage sources of the time-varying of compensation network output, to be powered to load；
The n same load of receiving end rectifier collective effect in n receiving end.
Illustrate this preferred embodiment to Fig. 5 referring to fig. 2, in this preferred embodiment, each receiving end compensation network
Topology is LC series connection, LC parallel connection or LCL.
Illustrate this preferred embodiment to Fig. 5 referring to fig. 2, in this preferred embodiment, the connection of n receiving end rectifier
Mode is to be connected in series or in parallel.
Illustrate this preferred embodiment to Fig. 5 referring to fig. 2, in this preferred embodiment, each receiving end DC-DC converter
Topology be Buck, Boost or Buck-Boost.
Verification test:
Fig. 2 gives, a kind of static simulation system for dynamic radio power supply being made of two transmitting terminals and two receiving ends
The schematic illustration of system, and the structure of transmitting terminal is the first preferred constructive form in the Fig. 2, in the figure, mentioned method is used for
The system configuration of " 2 sets of half-bridge inverter+LC series compensation topologys+rectification output-parallel mode+Boost+ cell load " is simulated,
Test of this system configuration under wide row vehicle speed range, this survey may be implemented according to the simulation system that mentioned method is built
Examination does not need practical driving conditions but the magnetic coupler of standing is taken to complete by control transmitting coil changing currents with time.It is simulated
Magnetic coupling mutual inductance spatial characteristics such as Fig. 2 the picture left above, d, q phase mutual inductance are spatially orthogonal (be staggered dq/4), and amplitude is consistent,
Cosine and the sinusoidal regularity of distribution is presented and is repeated every its distribution character of the spatial position of dq/2.In order to real in simulation system
Now think that this magnetic coupling mutual inductance spatial characteristics to be simulated, the method for proposition can be retouched with the lower-left Fig. 2 figure current controller
It states, two groups of modulating waves and carrier wave is taken to be compared the control signal of production half-bridge inverter, carrier amplitude Mod, carrier cycle
Phase is TsIt is also the switch periods of half-bridge inverter, modulating wave is made of Duty_d and Duty_q, they are periodical triangular waveform (weeks
Phase dq/2 ν) the dq/4 ν but time phase is staggered, modulation wave amplitude is Mod/2, and current controller passes through half-bridge inverter+LCC
Time-varying i is generated after compensation network in transmitting coilpqAnd ipdWaveform, it is mutual that the envelopes of these waveforms has reappeared magnetic coupling
Feel spatial characteristics, only one be time-domain wave characteristic, one be spatial domain wave characteristic, the row simulated
Vehicle speed ν v, that is, room and time transformational relation, by the way that the different available different simulation speeds of ν is arranged, due to electric current
Controller uses opened loop control, so bandwidth is unrestricted, therefore may be implemented wide scope analog rate range, in addition, if
Want to realize other magnetic coupling mutual inductance spatial characteristics, it is only necessary to change the signal of modulating wave, that is to say, that magnetic coupling
Mutual inductance spatial characteristics and the Annual distribution characteristic of modulation wave signal are closely related.
In Fig. 2,2 transmitting coil time-varying are realized using 2 sets of half-bridge inverters+open loop duty ratio control+LCC compensation network
The control of electric current, half-bridge inverter can convert DC voltage source to alternating-current voltage source, and LCC compensation network further will exchange
Voltage source is converted to ac current source, and the ac current source being converted to will motivate transmitting coil.In the control of open loop duty ratio
Under system, ac current source envelope shows time-varying characteristics, and the time-varying characteristics of this envelope are stringent reflection driving conditions
The time-varying characteristics of middle mutual inductance, and two mutual inductance M during mentioned static simulationdAnd MqIt is fixed, therefore receiving end obtains
Simulate the time-varying induced voltage of real driving fluctuation pattern.
The embodiment provided in Fig. 3 and 4 using two sets of DC-DC converters+open loop duty ratio control+half-bridge inverter+
Determine the control that duty ratio control+LCC compensation network realizes two-phase transmitting coil changing currents with time, two groups of half-bridges under this embodiment
Using fixed duty cycle, the driving of upper down tube complementation, go to realize changing currents with time control by adjusting half-bridge inverter input side voltage
System, specific means are in DC voltage source UdDC-DC converter (such as Buck, Boost is added between half-bridge inverter input
Deng), g is applied by the driving of the main switch to DC-DC converterdAnd gqDriving signal, the in this way input of adjusting half-bridge inverter
Voltage value also has adjusted inverter output voltage, and the current excitation source of time-varying may finally be obtained in transmitting coil.
The embodiment that Fig. 5 is provided realizes that two-phase is sent out using two sets of full-bridge inverters+phase shifting angle control+LCC compensation network
The control of ray circle changing currents with time, the current controller of this embodiment are to send two-way modulated signal Duty_d and Duty_q
Two-way phase shifting angle φ is generated into phase shift modulation unitdAnd φq, full-bridge inverter, which gives to control using phase shifting angle, realizes that inversion exports
The adjusting of voltage may finally obtain the current excitation source of time-varying in transmitting coil.
The embodiment provided in Fig. 6 is by changing modulating wave in current controller, it is characterised in that two-way isosceles three
Angular modulating wave misphase is no longer 90 °, may finally realize the simulation of the non-ideal quadrature condition of mutual inductance.
The embodiment provided in Fig. 7 is by changing modulating wave in current controller, it is characterised in that two-way isosceles three
Angular modulation crest value is no longer equal, may finally realize the simulation of mutual inductance non-equivalent situation.
The embodiment provided in Fig. 8 is by changing modulating wave in current controller, it is characterised in that two-way isosceles three
The convex convex trend under is presented in angular modulating wave, may finally realize that mutual inductance distortion situation (respectively corresponds blunt top distortion and pinnacle
Distortion) simulation.
Although describing the present invention herein with reference to specific embodiment, it should be understood that, these realities
Apply the example that example is only principles and applications.It should therefore be understood that can be carried out to exemplary embodiment
Many modifications, and can be designed that other arrangements, without departing from spirit of the invention as defined in the appended claims
And range.It should be understood that different appurtenances can be combined by being different from mode described in original claim
Benefit requires and feature described herein.It will also be appreciated that the feature in conjunction with described in separate embodiments can be used
Other embodiments.
Claims (12)
1. a kind of static simulation system of dynamic radio power supply, which is characterized in that including current controller (100), n transmitting terminal
With n receiving end, n is the integer more than or equal to 2；
N transmitting terminal and n receiving end correspond, and form n to combination, the transmitting terminal and receiving end in each pair of combination are relatively quiet
Only, the transmitting coil of the transmitting terminal in each pair of combination with its corresponding to the receiving coil of receiving end be magnetically coupled, make each pair of
Receiving end obtains the time-varying induced voltage of simulation real driving fluctuation pattern in combination；
Magnetic coupling mutual inductance is fixed in each pair of combination；
Current controller (100) according to the magnetic coupling mutual inductance spatial characteristics in each pair of combination between transmitting terminal and receiving end,
N transmitting terminal is controlled in a manner of opened loop control, makes the current excitation source that time-varying is generated in the transmitting coil of n transmitting terminal.
2. a kind of static simulation system of dynamic radio power supply according to claim 1, which is characterized in that current controller
(100) according to the magnetic coupling mutual inductance spatial characteristics in each pair of combination between transmitting terminal and receiving end, the road n PWM driving is exported
Signal, and every road PWM drive signal controls corresponding transmitting terminal.
3. a kind of static simulation system of dynamic radio power supply according to claim 2, which is characterized in that each transmitting terminal
Including half-bridge inverter (201), LCC compensation network module (202) and transmitting coil；
The PWM drive signal all the way of current controller (100) output drives the upper driving mouth of half-bridge inverter (201),
And the road PWM drive signal drives the lower driving mouth of half-bridge inverter (201) after reverser is reversed；
Half-bridge inverter (201) is used for DC voltage source UdIt is converted into alternating-current voltage source；
Alternating-current voltage source is further converted to ac current source by LCC compensation network module (202), the alternating current being converted to
Stream source will motivate the current excitation source of transmitting coil generation time-varying.
4. a kind of static simulation system of dynamic radio power supply according to claim 3, which is characterized in that current controller
(100) the realization process of the road n PWM drive signal is exported are as follows:
Sawtooth signal Sawtooth all the way is sent into an input terminal of n comparator simultaneously, the road n modulated signal is respectively fed to
Another input terminal of n comparator, through n comparator relatively after, generate the road n PWM drive signal.
5. a kind of static simulation system of dynamic radio power supply according to claim 2, which is characterized in that each transmitting terminal
Including half-bridge inverter (201), LCC compensation network module (202), DC-DC converter (203) and transmitting coil；
The PWM drive signal all the way of current controller (100) output controls DC-DC converter (203), to adjust straight
Galvanic electricity potential source UdAmplitude,
DC-DC converter (203) PWM drive signal all the way based on the received, to its received DC voltage source UdAmplitude carry out
It adjusts, the DC voltage source after exporting adjusting amplitude is sent into half-bridge inverter (201), to realize that adjusting is input to semi-bridge inversion
The amplitude of the DC voltage source of device (201)；
Half-bridge inverter (201) is used to convert alternating-current voltage source for DC voltage source；
Alternating-current voltage source is further converted to ac current source by LCC compensation network module (202), the alternating current being converted to
Stream source will motivate the current excitation source of transmitting coil generation time-varying.
6. a kind of static simulation system of dynamic radio power supply according to claim 5, which is characterized in that current controller
(100) the realization process of the road n PWM drive signal is exported are as follows:
Sawtooth signal Sawtooth all the way is sent into an input terminal of n comparator simultaneously, the road n modulated signal is respectively fed to
Another input terminal of n comparator, through n comparator relatively after, generate the road n PWM drive signal.
7. a kind of static simulation system of dynamic radio power supply according to claim 1, which is characterized in that current controller
(100) according to the magnetic coupling mutual inductance spatial characteristics in each pair of combination between transmitting terminal and receiving end, the phase shifting angle control of the road n is exported
Signal processed, and every road phase shifting angle control signal controls corresponding transmitting terminal.
8. a kind of static simulation system of dynamic radio power supply according to claim 7, which is characterized in that each transmitting terminal
Including LCC compensation network module (202), full-bridge inverter (204) and transmitting coil；
The control signal of phase shifting angle all the way of current controller (100) output controls the phase shifting angle of full-bridge inverter (204),
To realize the adjusting of full-bridge inverter (204) output voltage；
Full-bridge inverter (204) is used for DC voltage source UdIt is converted into alternating-current voltage source；
Alternating-current voltage source is further converted to ac current source by LCC compensation network module (202), the alternating current being converted to
Stream source will motivate the current excitation source of transmitting coil generation time-varying.
9. according to claim 1 to the static simulation system that a kind of dynamic radio described in one of 8 is powered, which is characterized in that every
A receiving end includes the receiving end compensation network being made of receiving coil, receiving end rectifier and receiving end DC-DC converter；
Transmitting coil of the receiving coil for corresponding thereto is magnetically coupled, to obtain the induced voltage sources of time-varying；
Receiving end compensation network is for compensating the inductance of receiving coil；Receiving end rectifier receives end compensating for adjusting
The amplitude of the induced voltage sources of the time-varying of network output, to be powered to load；
The n same load of receiving end rectifier collective effect in n receiving end.
10. a kind of static simulation system of dynamic radio power supply according to claim 9, which is characterized in that each reception
The topology of end compensating network is LC series connection, LC parallel connection or LCL.
11. a kind of static simulation system of dynamic radio power supply according to claim 9, which is characterized in that n receiving end
The connection type of rectifier is to be connected in series or in parallel.
12. a kind of static simulation system of dynamic radio power supply according to claim 9, which is characterized in that each reception
The topology for holding DC-DC converter is Buck, Boost or Buck-Boost.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571946A (en) * | 2019-09-10 | 2019-12-13 | 浙江大学 | Voltage injection decoupling control method of modular wireless charging system |
| CN111987809A (en) * | 2020-07-28 | 2020-11-24 | 东北林业大学 | Secondary control type LCC-S wireless charging system based on magnetic integration technology and orthogonal decoupling method |
| CN112152330A (en) * | 2020-09-30 | 2020-12-29 | 西南交通大学 | IPT system based on current doubling rectification & half-bridge inversion and efficiency improving method thereof |
| CN112373322A (en) * | 2020-11-18 | 2021-02-19 | 哈尔滨工业大学 | Electric automobile bidirectional wireless power transmission topological structure and modulation method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104682580A (en) * | 2015-03-24 | 2015-06-03 | 哈尔滨工业大学 | Dynamic wireless power supply system used for electric vehicle and based on parallel multistage composite resonant structures and power supply method realized by adopting system |
| CN107565702A (en) * | 2017-09-27 | 2018-01-09 | 哈尔滨工业大学 | A kind of static simulation method of the dynamic radio power supply equivalent based on receiving terminal open-circuit voltage |
-
2019
- 2019-03-08 CN CN201910176510.7A patent/CN109873504B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104682580A (en) * | 2015-03-24 | 2015-06-03 | 哈尔滨工业大学 | Dynamic wireless power supply system used for electric vehicle and based on parallel multistage composite resonant structures and power supply method realized by adopting system |
| CN107565702A (en) * | 2017-09-27 | 2018-01-09 | 哈尔滨工业大学 | A kind of static simulation method of the dynamic radio power supply equivalent based on receiving terminal open-circuit voltage |
Non-Patent Citations (2)
| Title |
|---|
| YUAN SONG等: "LCL and CL compensations for wireless three phase bi-directional EV charging systems", 《2016 IEEE 2ND ANNUAL SOUTHERN POWER ELECTRONICS CONFERENCE (SPEC)》 * |
| 贾旭: "应用于动态无线电能传输的三电平DC/DC变换器的研究", 《中国优秀硕士学位论文全文数据库》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571946A (en) * | 2019-09-10 | 2019-12-13 | 浙江大学 | Voltage injection decoupling control method of modular wireless charging system |
| CN111987809A (en) * | 2020-07-28 | 2020-11-24 | 东北林业大学 | Secondary control type LCC-S wireless charging system based on magnetic integration technology and orthogonal decoupling method |
| CN112152330A (en) * | 2020-09-30 | 2020-12-29 | 西南交通大学 | IPT system based on current doubling rectification & half-bridge inversion and efficiency improving method thereof |
| CN112152330B (en) * | 2020-09-30 | 2022-05-31 | 西南交通大学 | IPT system efficiency improving method based on current-multiplying rectification and half-bridge inversion |
| CN112373322A (en) * | 2020-11-18 | 2021-02-19 | 哈尔滨工业大学 | Electric automobile bidirectional wireless power transmission topological structure and modulation method |
| CN112373322B (en) * | 2020-11-18 | 2022-07-01 | 哈尔滨工业大学 | Electric automobile bidirectional wireless power transmission topological structure and modulation method |
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