CN109334478A - A kind of electric car intelligent wireless charging system and its charging method - Google Patents
A kind of electric car intelligent wireless charging system and its charging method Download PDFInfo
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- CN109334478A CN109334478A CN201811400734.3A CN201811400734A CN109334478A CN 109334478 A CN109334478 A CN 109334478A CN 201811400734 A CN201811400734 A CN 201811400734A CN 109334478 A CN109334478 A CN 109334478A
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Classifications
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- H02J7/025—
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- 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
- H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
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- H02J7/0021—
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- H02J7/0026—
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- H02J7/027—
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- H02J7/042—
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- H02J7/045—
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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
- Y02T90/12—Electric charging stations
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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
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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
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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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
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/12—Remote or cooperative charging
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The present invention provides a kind of electric car intelligent wireless charging system and its charging methods, the electric car intelligent wireless charging system includes power transmission device, power receiving system, server, two dimensional code and mobile terminal, the power transmission device includes power transmission coil, detection module, signal transmits receiving module, variable-frequency power sources and one-chip computer module, the service passes through the selection to charge user, the server is by being calculated the frequency for wanting variable-frequency power sources alternating current to be output, and the signal is transmitted to by the communication module and transmits receiving module, the signal transmitting receiving module passes the signal along to the one-chip computer module, instruction is transmitted to the output frequency that the variable-frequency power sources control module controls the variable-frequency power sources by the one-chip computer module, control the delivery efficiency of power transmission coil, Matched charging voltage, electric current and power are selected to user.
Description
Technical field
The invention belongs to wireless charging technical field, in particular to a kind of electric car intelligent wireless charging system and its fill
Method for electrically.
Background technique
It is currently new energy and the epoch that environmental problem is increasingly taken seriously, orthodox car discharge is big in existing technology
The harmful substance of amount pollutes environment, and the energy used is non-renewable energy resources, and new-energy automobile was more and more in recent years,
The pollution for reducing environment is a main trend of future development, and zero-emission may be implemented in pure electric automobile, and pure electric automobile uses
Be electric energy, be discharged under steam without exhaust gas free from environmental pollution, pure electric automobile is because without engine, gearbox and fuel tank etc.
Equipment, therefore reduce the weight of electric car, improve energy utilization rate.
There is also disadvantages for electric car, because its charging time is slow, continue a journey short, existing charging pile is seldom, and existing
Charging pile be mostly with the charging pile of charging pipette tips, some fixes on the ground, and some is fixed on metope, this outdoor
Have charging pipette tips charging pile, rain and snow weather charging security is fairly small, and charging pile fix on the ground on wall
By occupying very large space, bring certain trouble for parking, charging now it is general it is practical swipe the card or insert coins it is comparable
Trouble, in the internet of things era of this intelligence, it should make charging intelligent.
Summary of the invention
The present invention provides a kind of electric car intelligent wireless charging system and its charging method to solve the above-mentioned problems, should
Charging unit is not only mounted under parking stall by intelligent wireless charging system, solves the problems, such as that charging pile occupies ground space,
And electromagnetic induction power transmission is used, it can be automatically provided according to user's selection within tolerance range in battery pack different
Charging rate improves charge efficiency, can be with the charging of practical mobile terminal On-line Control and on-line payment.
The present invention is specially a kind of electric car intelligent wireless charging system, the electric car intelligent wireless charging system
Including power transmission device, power receiving system, server, two dimensional code and mobile terminal, in which:
The power transmission device is used to alternating current becoming high-frequency electromagnetic energy, and the high-frequency electromagnetic can be transmitted to described
Power receiving system, the power receiving system can be converted to the high-frequency electromagnetic for receiving the high-frequency electromagnetic energy
The electric energy is transmitted to batteries of electric automobile group and stored by electric energy, the power receiving system；
The server is monitored the power transmission device and the power receiving system, and eventually to the movement
End sends the charging situation of real time charging message and the battery pack；
The mobile terminal by scan the two dimensional code and the server be attached with to the charging process into
Row real time monitoring, and realize and deduct fees automatically.
Further, the power transmission device include power transmission coil, detection module, signal transmitting receiving module,
Variable-frequency power sources and one-chip computer module, the one-chip computer module are connect with the variable-frequency power sources, the one-chip computer module and the change
Frequency power control module is electrical connected, and the detection module input terminal is electrical connected with the variable-frequency power sources output end, the inspection
It surveys module output end to be electrical connected with the one-chip computer module, the signal transmitting receiving module and the one-chip computer module are electrical
Be connected, the variable-frequency power sources is electrical connected with alternating current, the variable-frequency power sources rectifies alternating current, filter and inversion after become steady
The stable high-frequency alternating current is inputted the power transmission coil, the electricity by fixed high-frequency alternating current, the variable-frequency power sources
The high-frequency alternating current is become high-frequency electromagnetic energy by power transmitting coil.
Further, the power receiving system includes power reception coil, current rectifying and wave filtering circuit, control module, battery
Group, vehicle-mounted detector and wireless transport module, the power reception coil and the current rectifying and wave filtering circuit input terminal are electrically connected,
The rectification filter circuit output end and the battery pack are electrically connected, the vehicle-mounted detector input terminal and the rectifying and wave-filtering
Circuit output end is electrically connected, and wireless transport module described in the vehicle-mounted detector output end is electrically connected, the control module
It is connected in the power reception coil and the current rectifying and wave filtering circuit connecting line, the power reception coil and the electric power are sent out
Ray circle is coupled, and the power reception coil incudes the high-frequency electromagnetic energy of the power transmission coil transmissions, and will be described
High-frequency electromagnetic can be transmitted to the current rectifying and wave filtering circuit, and the high-frequency electromagnetic can be converted to electric energy simultaneously by the current rectifying and wave filtering circuit
The electric energy is transmitted to the battery pack to store, the control module includes that manual powered switch and automatic charging are opened
It closes, if opening manual powered switch, the high-frequency electromagnetic that the power reception coil induction receives can be just passed to
The current rectifying and wave filtering circuit, if the automatic charging is selected to switch, the power reception coil senses that electromagnetic wave will pass
It is defeated to the current rectifying and wave filtering circuit be the battery pack charge.
Further, the server includes display screen, alarm, communication module and CPU module, described logical
Believe that module and the CPU module are electrically connected, the display screen and alarm are electric with the CPU module
Property connection, include digital analog converter, filter amplifier, calculator, memory and analog-to-digital conversion in the CPU module
Device.
Further, after two dimensional code described in the mobile scanning terminal, the mobile terminal just passes through with the server
Wireless network is attached, and the server can send charging selection to the mobile terminal, to charging voltage, charging current and one
The interior electricity to be filled of fixing time is selected, and after selection determines, the server is needed by the way that the variable-frequency power sources is calculated
The frequency for the alternating current to be exported, and the signal is transmitted to by the communication module and transmits receiving module, the signal passes
It passs receiving module and passes the signal along to the one-chip computer module, instruction is transmitted to the variable-frequency power sources control by the one-chip computer module
Molding block controls the output frequency of the variable-frequency power sources, the detection module detect the voltage of the variable-frequency power sources output, electric current,
Power and frequency transmit receiving module voltage, electric current, power and the Frequency Transfer that will test in described by the signal
Whether central processor module, voltage, electric current, power and the frequency that the CPU module judgement receives meet user's
Charging needs, if not satisfied, being then adjusted calculating, continues to charge if meeting, the CPU module will receive
Analog signal be transmitted to the display screen after analog-to-digital conversion, filter and amplification and digital-to-analogue conversion and shown, the service
Obtained physical quantity is transmitted to the mobile terminal by wireless network by device.
Further, the vehicle-mounted detector detects the charging voltage of the battery pack, electric current, power and temperature
It is transmitted to the wireless transport module, the wireless transport module will send information to the server eventually by the movement,
Maximum charge power that the battery pack can bear is sent to described by the wireless transport module by the mobile terminal
Server, if charge power is greater than the maximum charge power that the battery pack can bear, the control module disconnects charging simultaneously
It is adjusted by output frequency of the server to the variable-frequency power sources, when the output frequency is adjusted to be less than the electricity
Continue to charge when the maximum charge power that pond group can bear, the server by after change charging voltage, electric current and
Charge power is sent to the mobile terminal by the communication module, and shows on the display screen.
Further, the vehicle-mounted detector detects the temperature of the battery pack and is transmitted to the server, the clothes
The temperature that business device will test is compared with established temperature threshold value, if temperature continues to charge lower than threshold value, if temperature is greater than threshold
Value, the server disconnects alternating current and the connection of the variable-frequency power sources stops charging, and drops to less than established temperature in temperature
Continue to charge after threshold value.
Further, the detection module detect always charging it is whether faulty, if fault-free, continue to charge, if having therefore
Barrier, the server can control alternating current and the variable-frequency power sources disconnects, and the alarm equipment alarm notifies staff to repair, and repair
Continue to charge after good, when charging is complete, the server com-munication module has sent the charging of information notice to the mobile terminal
It completes, and deducts fees automatically, the server controls the variable-frequency power sources and city is electrically disconnected, terminates charging.
Further, the power transmission device is set to below ground, is dedicated electric car charging place, or
Electric car charging parking position is set in parking lot, the power transmission device is placed in the charging parking position below ground,
When electric car is parked on the charging parking position, the power receiving system will be at a distance from the power transmission device
Within the scope of electromagnetic induction；The variable-frequency power sources is that may be programmed single-phase variable-frequency power sources, the output frequency electricity consumption of the variable-frequency power sources
Brain controls and what is exported is undistorted sine wave, and the variable-frequency power sources is single by rectification unit, filter unit, inversion unit and detection
Member constitute, with overcurrent, over-voltage, excess temperature, short circuit and overload multiple protection functions.
The invention further relates to a kind of electric car intelligent wireless charging method, the electric car intelligent wireless charging method
Charge step it is as follows:
Step 1: the electronic Rechargeable vehicle is parked on the charging parking position, and opens the charge switch；
Step 2: the two dimensional code described in the mobile scanning terminal, the mobile terminal pass through the wireless network and the clothes
Business device connection；
Step 3: the communication module sends charging items selection to the mobile terminal by the wireless network, and selection is true
After fixed, the server control alternating current is connect with the variable-frequency power sources；
Step 4: the server is passed through by the way that the frequency of variable-frequency power sources alternating current to be output is calculated
The communication module is transmitted to the signal transmitting receiving module, and the signal transmitting receiving module passes the signal along to the list
Instruction is transmitted to the variable-frequency power sources control module by piece machine module, the one-chip computer module；
Step 5: the variable-frequency power sources rectifies alternating current, filter and inversion after become stable high-frequency alternating current, institute
It states variable-frequency power sources and the stable high-frequency alternating current is inputted into the power transmission coil, the power transmission coil is by the height
Frequency alternating current becomes high-frequency electromagnetic energy；
Step 6: the power reception coil is coupled with the power transmission coil, the power reception coil induction
The high-frequency electromagnetic energy of the power transmission coil transmissions, and the high-frequency electromagnetic can be transmitted to the current rectifying and wave filtering circuit, institute
Electric energy can be converted to for the high-frequency electromagnetic by stating current rectifying and wave filtering circuit, and the electric energy is transmitted to described by the current rectifying and wave filtering circuit
Battery pack simultaneously stores；
Step 7: the detection module detects voltage, electric current, power and the frequency of the variable-frequency power sources output, by described
Signal voltage, electric current, power and the Frequency Transfer that will test of transmitting receiving module is to the CPU module；
Step 8: the charging that the CPU module selects the charging voltage received, electric current and power and user
Whether demand compares sees identical, if it is different, continuing to calculate adjustment, continues to charge after adjusting, continue if the same
Charging；
Step 9: the maximum charge power that the wireless transport module can bear the battery pack passes through the movement
Terminal is sent to the server, compares the size of maximum charge power Yu practical charge power: if practical charge power is greater than
The maximum charge power that the battery pack can bear, the control module disconnect charging and by the server to the change
The output frequency of frequency power is adjusted, when the output frequency is adjusted to the maximum charge that can bear less than the battery pack
Continue to charge when power, if practical charge power is not more than the maximum charge power that the battery pack can bear, continue
Charging；
Step 10: the analog signal adjusted is passed through analog-to-digital conversion, filter and amplification sum number by the CPU module
It is transmitted to the display screen after mould conversion to be shown, obtained physical quantity is transmitted to described by the server by wireless network
Mobile terminal；
Step 11: the temperature that the vehicle-mounted detector detects the battery pack is transmitted to the server, the server
Temperature is compared with threshold value: if temperature continues to charge lower than threshold value, if temperature is greater than threshold value, the server disconnects alternating current
Connection with the variable-frequency power sources stops charging, and continues to charge after temperature drops to less than threshold value；
Step 12: the information that the server carrys out signal transmitting receiving module transmitting is compared analysis, judges
Whether charge fault occurs: continuing to charge if charging is normal, if charge fault occurs, enter step 13；
Step 13: the server disconnects the connection of the variable-frequency power sources and alternating current immediately, and the alarm equipment alarm is described
There is the position of scram position in display on display screen, and staff is notified to carry out maintenance and inspection and continue to fill after maintenance is normal
Electricity；
Step 14: the vehicle-mounted detector judges whether charging is completed by detecting the battery electric quantity: if not completing,
Continue to charge, if charging complete, the communication module sends information notice charging to the mobile terminal and is completed, and bales catch
Take, the server control city is electrically disconnected, terminates charging.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of electric car intelligent wireless charging system of the present invention；
Fig. 2 is a kind of work flow diagram of electric car intelligent wireless charging method of the present invention；
Fig. 3 is a kind of multilevel iudge flow chart of electric car intelligent wireless charging method of the present invention.
In figure: 1, power transmission device；2, power receiving system；3, server；4, charging parking position；5, two dimensional code；6,
Mobile terminal；101, power transmission coil；102, variable-frequency power sources；103, detection module；104, signal transmits receiving module；105,
One-chip computer module；106, variable-frequency power sources control module；201, power reception coil；202, current rectifying and wave filtering circuit；203, battery pack；
204, control module；205, vehicle-mounted detector；206, wireless transport module；301, CPU module；302, display screen；
303, communication module；304, alarm.
Specific embodiment
With reference to the accompanying drawing to the tool of a kind of electric car intelligent wireless charging system of the present invention and its intelligent charging method
Body embodiment elaborates.
As shown in Figure 1, the present invention is specially a kind of electric car intelligent wireless charging system, the wireless intelligence of electric car
Energy charging system includes power transmission device 1, power receiving system 2, server 3, two dimensional code 5 and mobile terminal 6, in which:
The power transmission device 1 is used to alternating current becoming high-frequency electromagnetic energy, and the high-frequency electromagnetic can be transmitted to institute
Power receiving system 2 is stated, the power receiving system 2 can turn the high-frequency electromagnetic for receiving the high-frequency electromagnetic energy
It is changed to electric energy, the electric energy is transmitted to the batteries of electric automobile group 203 and stored by the power receiving system；
The server 3 is monitored to the power transmission device 1 and the power receiving system 2, and to described
The charging situation of mobile terminal 6 transmission real time charging message and the battery pack 203；
The mobile terminal 6 be connect for scanning the two dimensional code 5 with the server 3 it is real-time to the charging process
Monitoring, and realize and deduct fees automatically；
The power transmission device 1 include power transmission coil 101, detection module 103, signal transmitting receiving module 104,
Variable-frequency power sources 102 and one-chip computer module 105, the one-chip computer module 105 are connect with the variable-frequency power sources 102, the single-chip microcontroller
Module 105 is electrical connected with the variable-frequency power sources control module 106,103 input terminal of detection module and the variable-frequency power sources
102 output ends are electrical connected, and 103 output end of detection module is electrical connected with the one-chip computer module 105, and the signal passes
It passs receiving module 104 to be electrical connected with the one-chip computer module 105, the variable-frequency power sources 102 is electrical connected with alternating current, the change
Frequency power 102 rectifies alternating current, filter and inversion after become stable high-frequency alternating current, the variable-frequency power sources 102 is by institute
It states stable high-frequency alternating current and inputs the power transmission coil 101, the power transmission coil 101 is by the high-frequency alternating current
Become high-frequency electromagnetic energy.
The power receiving system 2 includes power reception coil 201, current rectifying and wave filtering circuit 202, control module 204, battery
Group 203, vehicle-mounted detector 205 and wireless transport module 206, the power reception coil 201 and the current rectifying and wave filtering circuit 202
Input terminal is electrically connected, and 202 output end of current rectifying and wave filtering circuit and the battery pack 203 are electrically connected, the vehicle-mounted detection
205 input terminal of device and 202 output end of current rectifying and wave filtering circuit are electrically connected, nothing described in vehicle-mounted 205 output end of detector
Line transmission module 206 is electrically connected, and the control module 204 is connected to the power reception coil 201 and the rectifying and wave-filtering
On 202 connecting line of circuit, the power reception coil 201 is coupled with the power transmission coil 101, the power receiver
Coil 201 incudes the high-frequency electromagnetic energy that the power transmission coil 101 emits, and the high-frequency electromagnetic can be transmitted to described whole
Filter circuit 202 is flowed, the high-frequency electromagnetic can be converted to electric energy and be transmitted to the electric energy by the current rectifying and wave filtering circuit 202
The battery pack 203 stores, and the control module 204 includes manual powered switch and automatic charging switch, if opening hand
Dynamic charge switch, the power reception coil 201, which incudes the high-frequency electromagnetic received, can just be passed to the rectification
Filter circuit 202, if the automatic charging is selected to switch, the power reception coil 201 senses that electromagnetic wave will transmit
It is the battery pack 203 charging to the current rectifying and wave filtering circuit 202.
The server includes display screen 302, alarm 304, communication module 303 and CPU module 301, described
Communication module 303 and the CPU module 301 are electrically connected, the display screen 302 and alarm 304 with it is described in
Central processor module 301 is electrically connected, and includes digital analog converter, filter amplifier, calculating in the CPU module 301
Device, memory and analog-digital converter.
After the mobile terminal 6 scans the two dimensional code 5, the mobile terminal 6 will pass through wireless with the server 3
Net is attached, and the server 3 can send charging selection to the mobile terminal 6, to charging voltage, charging current and certain
The electricity to be filled is selected in time, and after selection determines, the server 3 can want the variable-frequency power sources by being calculated
The frequency of 102 alternating currents to be output, and the signal is transmitted to by the communication module 303 and transmits receiving module 104,
The signal transmitting receiving module 104 passes the signal along to the one-chip computer module 105, and the one-chip computer module 105 will instruction
It is transmitted to the output frequency that the variable-frequency power sources control module 106 controls the variable-frequency power sources 102,103 meeting of the detection module
Voltage, electric current, power and the frequency for detecting the variable-frequency power sources output transmit what receiving module will test by the signal
To the CPU module 301, the CPU module 301 will be received for voltage, electric current, power and Frequency Transfer
Voltage, electric current and power compared with what user selected, if it is different, continuing to calculate adjustment, continue to fill if the same
Electricity, the CPU module 301 pass the analog signal received after analog-to-digital conversion, filter and amplification and digital-to-analogue conversion
It is delivered to the display screen 302 to be shown, obtained physical quantity is transmitted to described mobile whole by the server 3 by wireless network
End 6.
The vehicle-mounted detector 205 can detect charging voltage, electric current, power and the temperature of the battery pack 203
And it is transmitted to the wireless transport module 206, and the server 3, the nothing will send information to by the mobile terminal 6
The maximum charge power that the battery pack 203 can bear can be sent to institute by the mobile terminal 6 by line transmission module 206
Server 3 is stated, if charge power is greater than the maximum charge power that the battery pack 203 can bear, 204 meeting of control module
Charging is disconnected, when the output frequency that the server 3 adjusts the variable-frequency power sources 102 changes to the battery pack 203 and can hold
The charging common ratio received is to continue with charging, and the server 3 passes through charging voltage, electric current and the charge power after change described logical
Letter module 303 is sent to the mobile terminal 6, and shows on the display screen 302.
The temperature that the vehicle-mounted detector 205 detects the battery pack 203 is transmitted to the server 3, the server 3
Temperature is compared with established temperature threshold value, if temperature continues to charge lower than threshold value, if temperature is greater than threshold value, the server
The connection for disconnecting alternating current and the variable-frequency power sources 102 stops charging, and continues to charge after temperature is fallen.
Whether the meeting of the detection module 103 detection charging always is faulty, if fault-free, continues to charge, if faulty, institute
Alternating current and the variable-frequency power sources 102 disconnection, 304 alert notice staff of the alarm maintenance, dimension can be controlled by stating server 3
Continue to charge after fixing, when charging is complete, the communication module 303 can send information notice charging to the mobile terminal 6
It is completed, and deducts fees automatically, the server 3 can control the variable-frequency power sources 102 and city is electrically disconnected, terminate charging.
The power transmission device 1 is arranged at below ground, is dedicated electric car charging place, or in parking lot
Interior setting electric car charging parking position 4, the power transmission device 1 is placed in the charging parking position 4 below ground, works as electricity
When electrical automobile is parked on the charging parking position 4, the power receiving system 2 will be at a distance from the power transmission device 1
Within the scope of electromagnetic induction.
The variable-frequency power sources 102 is that may be programmed single-phase variable-frequency power sources, and the output frequency of the variable-frequency power sources 102 can use computer
It controls and what is exported is undistorted sine wave, the variable-frequency power sources is by rectification unit, filter unit, inversion unit and detection unit
Constitute, with overcurrent, over-voltage, excess temperature, short circuit and overload multiple protection functions.
The power transmission coil 101 and the power reception coil 102 are electromagnetic induction coil, and the wireless network is
CDPD, GSM or CDMA, the mobile terminal 6 are mobile phone, plate or computer, and the server 3 is an intelligence PC.
As Figure 2-3, the invention further relates to a kind of electric car intelligent wireless charging method, the electric car is wireless
The charge step of intelligent charging method is as follows:
Step 1: the electronic Rechargeable vehicle is parked on the charging parking position 4, and opens the charge switch；
Step 2: scanning the two dimensional code 5 with the mobile terminal 6, the mobile terminal 6 passes through the wireless network and institute
State the connection of server 3；
Step 3: the communication module 303 sends charging items selection, choosing to the mobile terminal 6 by the wireless network
It selects after determining, the server 3 controls alternating current and connect with the variable-frequency power sources 102；
Step 4: the server 3 understands the frequency by the way that the variable-frequency power sources 102 alternating current to be output is calculated,
And the signal is transmitted to by the communication module 303 and transmits receiving module 104, the signal transmitting receiving module 104 will
Signal is transmitted to the one-chip computer module 105, and instruction is transmitted to the variable-frequency power sources 102 and controlled by the one-chip computer module 105
Module；
Step 5: the variable-frequency power sources 102 rectifies alternating current, filter and inversion after become stable high-frequency alternating current,
The stable high-frequency alternating current is inputted the power transmission coil 101, the power transmission coil by the variable-frequency power sources 102
The high-frequency alternating current is become high-frequency electromagnetic energy by 101；
Step 6: the power reception coil 201 is coupled with the power transmission coil 101, the power receiver line
The high-frequency electromagnetic energy that the 201 induction power transmission coil 101 of circle emits, and the high-frequency electromagnetic can be transmitted to the rectification
The high-frequency electromagnetic can be converted to electric energy, the current rectifying and wave filtering circuit 202 by filter circuit 202, the current rectifying and wave filtering circuit 202
The electric energy is transmitted to the battery pack 203 and is stored；
Step 7: the detection module 103 can detect voltage, electric current, power and the frequency that the variable-frequency power sources 102 exports,
Receiving module 104 voltage, electric current, power and the Frequency Transfer that will test are transmitted to the central processing unit by the signal
Module 301；
Step 8: the CPU module 301 selects the charging voltage received, electric current and power and user
Compare see it is whether identical: if it is different, continuing to calculate adjustment, continue to charge after adjusting, continue to charge if the same；
Step 9: the wireless transport module 206 can pass through the maximum charge power that the battery pack 203 can bear
The mobile terminal 6 is sent to the server 3, compares the size of maximum charge power Yu existing charge power: if charging function
Rate is greater than the maximum charge power that the battery pack 203 can bear, and the control module 204 will disconnect charging, when the clothes
The output frequency that business device 3 adjusts the variable-frequency power sources 102 changes the charging highway rate that can bear to the battery pack 203 and continues
Charging continues to charge if charge power is not more than the maximum charge power that the battery pack 203 can bear；
Step 10: the CPU module 301 by the analog signal adjusted by analog-to-digital conversion, filter and amplification and
It is transmitted to the display screen 302 after digital-to-analogue conversion to be shown, the server 3 transmits obtained physical quantity by wireless network
To the mobile terminal 6；
Step 11: the temperature that the vehicle-mounted detector 205 detects the battery pack 203 is transmitted to the server 3, described
Temperature is compared by server 3 with threshold value: if temperature continues to charge lower than threshold value, if temperature is greater than threshold value, the server 3
The connection for disconnecting alternating current and the variable-frequency power sources 102 stops charging, and continues to charge after temperature is fallen；
Step 12: the information that the server 3 carrys out the signal transmitting transmitting of receiving module 104 is compared analysis,
It sees whether charge fault occurs: continuing to charge if charging is normal, if charge fault occurs, enter step 13；
Step 13: the server 3, which is pulled up a horse, disconnects the connection of the variable-frequency power sources 102 and alternating current, and the alarm 304 is reported
Alert, there is the position of scram position in display on the display screen 302, and staff is notified to carry out maintenance and inspection, and maintenance is normal
Afterwards, continue to charge；
Step 14: the vehicle-mounted detector 205 is filled by detecting voltage, electric current and the electric power detection of the battery pack 203
Whether electricity is completed: if not completing, continuing to charge, if charging complete, the communication module 303 can be sent to the mobile terminal 6
Information notice charging is completed, and deducts fees automatically, and it is electrically disconnected that the server 3 can control the city, terminates charging.
Finally it should be noted that only illustrating technical solution of the present invention rather than its limitations in conjunction with above-described embodiment.Institute
The those of ordinary skill in category field is it is to be understood that those skilled in the art can repair a specific embodiment of the invention
Change or equivalent replacement, but these modifications or change are being applied among pending claims.
Claims (8)
1. a kind of electric car intelligent wireless charging system, which is characterized in that the electric car intelligent wireless charging system packet
Include power transmission device, power receiving system, server, two dimensional code and mobile terminal, in which:
The power transmission device is used to alternating current becoming high-frequency electromagnetic energy, and the high-frequency electromagnetic can be transmitted to the electric power
The high-frequency electromagnetic can be converted to electric energy for receiving the high-frequency electromagnetic energy by reception device, the power receiving system,
The electric energy is transmitted to batteries of electric automobile group and stored by the power receiving system；
The server is monitored the power transmission device and the power receiving system, and sends out to the mobile terminal
Send the charging situation of real time charging message and the battery pack；
The mobile terminal is attached by scanning the two dimensional code and the server to carry out in fact to the charging process
When monitor, and realize deduct fees automatically；
The power transmission device includes power transmission coil, detection module, signal transmitting receiving module, variable-frequency power sources and monolithic
Machine module, the one-chip computer module are connect with the variable-frequency power sources, the one-chip computer module and the variable-frequency power sources control module
Be electrical connected, the detection module input terminal is electrical connected with the variable-frequency power sources output end, the detection module output end with
The one-chip computer module is electrical connected, and the signal transmitting receiving module is electrical connected with the one-chip computer module, the frequency conversion
Power supply is electrical connected with alternating current, the variable-frequency power sources rectifies alternating current, filter and inversion after become stable high-frequency ac
The stable high-frequency alternating current is inputted the power transmission coil by electricity, the variable-frequency power sources, and the power transmission coil will
The high-frequency alternating current becomes high-frequency electromagnetic energy；
The power receiving system includes power reception coil, current rectifying and wave filtering circuit, control module, battery pack, vehicle-mounted detector
And wireless transport module, the power reception coil and the current rectifying and wave filtering circuit input terminal are electrically connected, the rectifying and wave-filtering
Circuit output end and the battery pack are electrically connected, the vehicle-mounted detector input terminal and rectification filter circuit output end electricity
Property connection, wireless transport module described in the vehicle-mounted detector output end is electrically connected, and the control module is connected to the electricity
On power receiving coil and the current rectifying and wave filtering circuit connecting line, the power reception coil and the power transmission coil carry out coupling
It closes, the power reception coil incudes the high-frequency electromagnetic energy of the power transmission coil transmissions, and the high-frequency electromagnetic can be passed
It is delivered to the current rectifying and wave filtering circuit, the high-frequency electromagnetic can be converted to electric energy and pass the electric energy by the current rectifying and wave filtering circuit
It is delivered to the battery pack to store, the control module includes manual powered switch and automatic charging switch, if opening manual
Charge switch, the high-frequency electromagnetic that the power reception coil induction receives can just be passed to the rectifying and wave-filtering electricity
Road, if the automatic charging is selected to switch, the power reception coil senses that electromagnetic wave will be transferred to the rectification filter
Wave circuit is battery pack charging.
2. a kind of electric car intelligent wireless charging system according to claim 1, which is characterized in that the server packet
Display screen, alarm, communication module and CPU module are included, the communication module and the CPU module are electrical
Connection, the display screen and alarm are electrically connected with the CPU module, packet in the CPU module
Include digital analog converter, filter amplifier, calculator, memory and analog-digital converter.
3. a kind of electric car intelligent wireless charging system according to claim 2, which is characterized in that the mobile terminal
After scanning the two dimensional code, the mobile terminal is just attached with the server by wireless network, and the server can be to
The mobile terminal sends charging selection, selects charging voltage, charging current and the electricity to be filled in certain time,
After selection determines, the server passes through institute by the way that the frequency for the alternating current that the variable-frequency power sources needs to export is calculated
It states communication module and is transmitted to the signal transmitting receiving module, the signal transmitting receiving module passes the signal along to the monolithic
Instruction is transmitted to the output frequency that the variable-frequency power sources control module controls the variable-frequency power sources by machine module, the one-chip computer module
Rate, the detection module detect voltage, electric current, power and the frequency of the variable-frequency power sources output, are connect by signal transmitting
Module voltage, electric current, power and the Frequency Transfer that will test are received to the CPU module, the central processing unit mould
Whether voltage, electric current, power and the frequency that block judgement receives meet the charging needs of user, if not satisfied, being then adjusted
It calculates, continues to charge if meeting, the CPU module puts the analog signal received by analog-to-digital conversion, filtering
It is transmitted to the display screen after big and digital-to-analogue conversion to be shown, the server transmits obtained physical quantity by wireless network
To the mobile terminal.
4. a kind of electric car intelligent wireless charging system according to claim 3, which is characterized in that the vehicle-mounted detection
Device carries out detection to the charging voltage of the battery pack, electric current, power and temperature and is transmitted to the wireless transport module, the nothing
Line transmission module by it is described it is mobile will send information to the server eventually, the wireless transport module is by the battery pack institute
The maximum charge power that can be born is sent to the server by the mobile terminal, if charge power is greater than the battery pack
The maximum charge power that can bear, the control module disconnect charging and by the server to the defeated of the variable-frequency power sources
Frequency is adjusted out, the continuation when the output frequency is adjusted to the maximum charge power that can bear less than the battery pack
It charges, the server sends institute by the communication module for charging voltage, electric current and the charge power after change
Mobile terminal is stated, and is shown on the display screen.
5. a kind of electric car intelligent wireless charging system according to claim 4, which is characterized in that the vehicle-mounted detection
Device detects the temperature of the battery pack and is transmitted to the server, the temperature that the server will test and established temperature threshold
Value is compared, if temperature continues to charge lower than threshold value, if temperature is greater than threshold value, the server disconnects alternating current and the frequency conversion
The connection of power supply stops charging, and continues to charge after temperature drops to less than established temperature threshold value.
6. a kind of electric car intelligent wireless charging system according to claim 5, which is characterized in that the detection module
Always detection charging it is whether faulty, if fault-free, continue to charge, if faulty, the server can control alternating current with it is described
Variable-frequency power sources disconnects, and the alarm equipment alarm notifies staff to repair, and continues to charge after maintenance is good, when charging is complete, institute
It states server com-munication module to be completed to mobile terminal transmission information notice charging, and deducts fees automatically, the server control
It is electrically disconnected with city to make the variable-frequency power sources, terminates charging.
7. a kind of electric car intelligent wireless charging system according to claim 6, which is characterized in that the power transmission
Device is set to below ground, for dedicated electric car charging place, or the setting electric car charging parking in parking lot
Position, the power transmission device is placed in the charging parking position below ground, when electric car is parked in the charging parking position
When upper, the power receiving system will be within the scope of electromagnetic induction at a distance from the power transmission device；The variable-frequency electric
Source is that may be programmed single-phase variable-frequency power sources, and the output frequency computer of the variable-frequency power sources controls and what is exported is undistorted sine
Wave, the variable-frequency power sources are made of rectification unit, filter unit, inversion unit and detection unit, have overcurrent, over-voltage, excess temperature,
The multiple protection functions of short circuit and overload.
8. a kind of electric car intelligent wireless charging method, which is characterized in that the electric car intelligent wireless charging method base
In electric car intelligent wireless charging system of any of claims 1-7, the electric car intelligent wireless charging
The charge step of method is as follows:
Step 1: the electronic Rechargeable vehicle is parked on the charging parking position, and opens the charge switch；
Step 2: the two dimensional code described in the mobile scanning terminal, the mobile terminal pass through the wireless network and the server
Connection；
Step 3: the communication module sends charging items selection to the mobile terminal by the wireless network, and selection determines
Afterwards, the server control alternating current is connect with the variable-frequency power sources；
Step 4: the server is passed through described by the way that the frequency of variable-frequency power sources alternating current to be output is calculated
Communication module is transmitted to the signal transmitting receiving module, and the signal transmitting receiving module passes the signal along to the single-chip microcontroller
Instruction is transmitted to the variable-frequency power sources control module by module, the one-chip computer module；
Step 5: the variable-frequency power sources rectifies alternating current, filter and inversion after become stable high-frequency alternating current, the change
The stable high-frequency alternating current is inputted the power transmission coil by frequency power, and the power transmission coil hands over the high frequency
Galvanic electricity becomes high-frequency electromagnetic energy；
Step 6: the power reception coil is coupled with the power transmission coil, described in the power reception coil induction
The high-frequency electromagnetic energy of power transmission coil transmissions, and the high-frequency electromagnetic can be transmitted to the current rectifying and wave filtering circuit, it is described whole
Electric energy can be converted to for the high-frequency electromagnetic by flowing filter circuit, and the electric energy is transmitted to the battery by the current rectifying and wave filtering circuit
Group simultaneously stores；
Step 7: the detection module detects voltage, electric current, power and the frequency of the variable-frequency power sources output, passes through the signal
Voltage, electric current, power and the Frequency Transfer that will test of transmitting receiving module are to the CPU module；
Step 8: the charge requirement that the CPU module selects the charging voltage received, electric current and power and user
It compares and whether identical sees, if it is different, continuing to calculate adjustment, continue to charge after adjusting, continue to charge if the same；
Step 9: the maximum charge power that the wireless transport module can bear the battery pack passes through the mobile terminal
It is sent to the server, compares the size of maximum charge power Yu practical charge power: if practical charge power is greater than described
The maximum charge power that battery pack can bear, the control module, which disconnects, to charge and by the server to the variable-frequency electric
The output frequency in source is adjusted, when the output frequency is adjusted to the maximum charge power that can bear less than the battery pack
When continue to charge, if practical charge power is not more than the maximum charge power that can bear of the battery pack, continue to charge；
Step 10: the CPU module turns the analog signal adjusted by analog-to-digital conversion, filter and amplification and digital-to-analogue
It is transmitted to the display screen after changing to be shown, obtained physical quantity is transmitted to the movement by wireless network by the server
Terminal；
Step 11: the temperature that the vehicle-mounted detector detects the battery pack is transmitted to the server, and the server will be warm
Degree is compared with threshold value: if temperature continues to charge lower than threshold value, if temperature is greater than threshold value, the server disconnects alternating current and institute
The connection for stating variable-frequency power sources stops charging, and continues to charge after temperature drops to less than threshold value；
Step 12: the information that the server carrys out signal transmitting receiving module transmitting is compared analysis, judges whether
Charge fault occurs: continuing to charge if charging is normal, if charge fault occurs, enters step 13；
Step 13: the server disconnects the connection of the variable-frequency power sources and alternating current, the alarm equipment alarm, the display immediately
The position on screen display failure parking stall notifies staff to carry out maintenance and inspection and continue to charge after maintenance is normal；
Step 14: the vehicle-mounted detector judges whether charging is completed by detecting the battery electric quantity: if not completing, continuing
Charging, if charging complete, the communication module sends information notice charging to the mobile terminal and is completed, and deducts fees automatically,
The server control city is electrically disconnected, terminates charging.
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| CN201811400734.3A CN109334478A (en) | 2018-11-22 | 2018-11-22 | A kind of electric car intelligent wireless charging system and its charging method |
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| CN112242750A (en) * | 2020-09-21 | 2021-01-19 | 苏州鑫玮冠电子科技有限公司 | Wireless charging host |
| CN113067598A (en) * | 2019-12-31 | 2021-07-02 | 华为技术有限公司 | Frequency locking method, wireless charging system, receiving equipment and transmitting equipment |
| CN114312440A (en) * | 2022-01-07 | 2022-04-12 | 苏州龙涛精密机械有限公司 | Portable new forms of energy charging system convenient to adjust |
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Application publication date: 20190215 |