CN105811034A - Intelligent wireless charging method and system for electric vehicle - Google Patents
Intelligent wireless charging method and system for electric vehicle Download PDFInfo
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- CN105811034A CN105811034A CN201610248968.5A CN201610248968A CN105811034A CN 105811034 A CN105811034 A CN 105811034A CN 201610248968 A CN201610248968 A CN 201610248968A CN 105811034 A CN105811034 A CN 105811034A
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 230000005611 electricity Effects 0.000 claims abstract description 55
- 241000693079 Maloideae Species 0.000 claims description 6
- 238000005265 energy consumption Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 230000000737 periodic effect Effects 0.000 abstract 3
- 230000001276 controlling effect Effects 0.000 description 14
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
- B60L53/38—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles specially adapted for charging by inductive energy transfer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
- B60L53/64—Optimising energy costs, e.g. responding to electricity rates
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- H02J7/025—
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using 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
- Y02T10/70—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
- 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
Abstract
The invention discloses an intelligent wireless charging method and system for an electric vehicle. The electric vehicle comprises a power cell. The method comprises the following steps: after the electric vehicle enters a wireless charging area, receiving a mileage input by a user; calculating a periodic charging time according to the mileage; receiving a vehicle use time input by the user; identifying a charging mode selected by the user when the periodic charging time is less than the vehicle use time; if the charging mode is an economic model, obtaining a low electricity price time within the vehicle use time; and after the power cell is started to be charged, controlling the charging duration of the power cell at a conventional electricity price period as a difference of the periodic charging time and the low electricity price time, wherein the charging time is the low electricity price time after the electric vehicle enters a low electricity price period. According to the intelligent wireless charging method for the electric vehicle provided by the embodiment of the invention, the charging time of the electric vehicle can be periodically controlled, and the user can autonomously select the charging mode, so the intelligence degree is high, and the user experience can be improved.
Description
Technical field
The present invention relates to wireless charging technical field, be specifically related to intelligent radio charging method and the system of a kind of electric automobile.
Background technology
Along with the appearance of scientific and technological development and relevant policies, the usage quantity of electric automobile just increases year by year, and thing followed charging problems highlights day by day.
For wired charging, during charging, need plug charging wire, and can not unrestricted choice charging scheme, complex operation, and comparatively dangerous.For wireless charging, in correlation technique, it is primarily directed to wireless charging system and method that wireless charging principle proposes.Such as application number is the invention of 201510297048.8, disclose a kind of wireless charging system, the transmitting coil of power transmission module is the coil groups of the array type arrangement of multiple subcoil composition, in wireless charging process, can the multiple subcoil of selectively unlocking be that receiver module is powered, it is possible to reduce when charging the position aligning requirements being electrically charged equipment and wireless charging device, although which raises charging convenience and charge efficiency, but intelligence degree is not high, Consumer's Experience is bad.
Summary of the invention
It is contemplated that one of technical problem solved at least to a certain extent in above-mentioned technology.For this, it is an object of the present invention to propose the intelligent radio charging method of a kind of electric automobile, the method can make user independently select charge mode, the charging interval can be controlled, and charging required time and the distance travelled after charging electricity can be informed user, intelligence degree is high, improves Consumer's Experience.
Second purpose of the present invention is in that to propose the Intelligent wireless power charging system of a kind of electric automobile.
For reaching above-mentioned purpose, the embodiment of first aspect present invention proposes the intelligent radio charging method of a kind of electric automobile, described electric automobile includes electrokinetic cell, said method comprising the steps of: after described electric automobile enters wireless charging area, receives the distance travelled of user's input；The charge timing time is calculated according to described distance travelled；Receive the time of using cars of described user input；Judge that whether the described charge timing time is less than the described time of using cars；If the described charge timing time less than the described time of using cars, then identifies the charge mode that described user selects；If described charge mode is economic model, then obtain the low electricity price time within the described time of using cars；After described electrokinetic cell starts to charge up, controlling the described electrokinetic cell difference that charging duration is described charge timing time and described low electricity price time at conventional rate period, after entering low rate period, the charging interval is the described low electricity price time.
The intelligent radio charging method of electric automobile according to embodiments of the present invention, according to the distance travelled of user's input and time of using cars, the charging interval of electric automobile can be timed control, and user can be made independently to select charge mode, intelligence degree is high, it is possible to promote Consumer's Experience.
It addition, the intelligent radio charging method of electric automobile according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, described according to the described distance travelled calculating charge timing time, including: calculate the described charge timing time by equation below: described charge timing time=(described distance travelled-remaining mileage)/(average energy consumption * average charge power), wherein, described distance travelled is more than described remaining mileage, and the course continuation mileage after fully charged less than or equal to described electrokinetic cell, described remaining mileage is the mileage that the dump energy of described electrokinetic cell can make described electric automobile during traveling.
According to one embodiment of present invention, described method, also include: whether the car door detecting described electric automobile closes, and whether without personnel in car；At the closing of the door described electric automobile being detected, and car in without personnel time, control described wireless charging device relay Guan Bi, then control described electric automobile high-voltage relay close so that described electrokinetic cell starts to charge up；After the charging interval of described electrokinetic cell reaches the described charge timing time, the car door opening of described electric automobile detected or receive and remotely stop charging instruction, the high-voltage relay first controlling described electric automobile disconnects, then the relay controlling described wireless charging device disconnects.
According to one embodiment of present invention, described method, also include: if described electrokinetic cell is after the described low electricity price time charges, the still underfill of the electricity of described electrokinetic cell, and it is in low rate period, then control described electrokinetic cell to continue to charge at low rate period, until the electricity of described electrokinetic cell is full of.
According to one embodiment of present invention, described method, also include: if described charge mode is general mode, then calculate precharge time by equation below: described precharge time=described electrokinetic cell institute subfam. Spiraeoideae/average charge power.
According to one embodiment of present invention, described method, also include: after described electrokinetic cell starts to charge up, by described charge timing time or described precharge time, and course continuation mileage sends the terminal unit to described user.
For reaching above-mentioned purpose, the embodiment of second aspect present invention proposes the Intelligent wireless power charging system of a kind of electric automobile, described electric automobile includes electrokinetic cell, described system includes: the first receiver module, for, after described electric automobile enters wireless charging area, receiving the distance travelled of user's input；First computing module, for calculating the charge timing time according to described distance travelled；Second receiver module, for receiving the time of using cars of described user input；Judge module, is used for judging that whether the described charge timing time is less than the described time of using cars；Identification module, for the described charge timing time less than the described time of using cars time, identify the charge mode that described user selects；Acquisition module, when being economic model for described charge mode, obtains the low electricity price time within the described time of using cars；First controls module, for after described electrokinetic cell starts to charge up, controlling the described electrokinetic cell difference that charging duration is described charge timing time and described low electricity price time at conventional rate period, after entering low rate period, the charging interval is the described low electricity price time.
The Intelligent wireless power charging system of electric automobile according to embodiments of the present invention, computing module can be passed through and calculate the charge timing time of electric automobile according to the distance travelled that user inputs, and user can be made independently to select charge mode, and then by the first control module, the charging interval of electric automobile can be timed control, intelligence degree is high, it is possible to promote Consumer's Experience.
It addition, the Intelligent wireless power charging system of electric automobile according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, described computing module, specifically for: calculate the described charge timing time by equation below: described charge timing time=(described distance travelled-remaining mileage)/(average energy consumption * average charge power), wherein, described distance travelled is more than described remaining mileage, and the course continuation mileage after fully charged less than or equal to described electrokinetic cell, described remaining mileage is the mileage that the dump energy of described electrokinetic cell can make described electric automobile during traveling.
According to one embodiment of present invention, described system, also include: detection module, whether the car door for detecting described electric automobile closes, and whether without personnel in car；Second controls module, for the closing of the door at described electric automobile, and car in without personnel time, control the relay Guan Bi of described wireless charging device, control the high-voltage relay Guan Bi of described electric automobile again, so that described electrokinetic cell starts to charge up, and after the charging interval of described electrokinetic cell reaches the described charge timing time, the car door opening of described electric automobile detected or receive and remotely stop charging instruction, the high-voltage relay first controlling described electric automobile disconnects, then the relay controlling described wireless charging device disconnects.
According to one embodiment of present invention, described system, also include: the 3rd controls module, for described electrokinetic cell the described low electricity price time charge after, electricity is underfill still, and it is in low rate period, control described electrokinetic cell and continue to charge at low rate period, until the electricity of described electrokinetic cell is full of.
According to one embodiment of present invention, described computing module, be additionally operable to: when described charge mode is general mode, calculate precharge time by equation below: described precharge time=described electrokinetic cell institute subfam. Spiraeoideae/average charge power.
According to one embodiment of present invention, described system, also include: sending module, for after described electrokinetic cell starts to charge up, by described charge timing time or described precharge time, and course continuation mileage sends the terminal unit to described user.
Accompanying drawing explanation
Above-mentioned and/or the additional aspect of the present invention and advantage are from conjunction with will be apparent from easy to understand the accompanying drawings below description to embodiment, wherein:
Fig. 1 is the flow chart of the intelligent radio charging method of electric automobile according to embodiments of the present invention；
Fig. 2 is the schematic diagram in charging interval according to an embodiment of the invention；
Fig. 3 is the schematic diagram in charging interval in accordance with another embodiment of the present invention；
Fig. 4 is the flow chart of the intelligent radio charging method of the electric automobile according to one specific embodiment of the present invention；
Fig. 5 is the flow chart of the intelligent radio charging method of the electric automobile according to another specific embodiment of the present invention；
Fig. 6 is the structured flowchart of the Intelligent wireless power charging system of electric automobile according to embodiments of the present invention；
Fig. 7 is the structured flowchart of the Intelligent wireless power charging system of electric automobile according to an embodiment of the invention.
Detailed description of the invention
Being described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of same or like function from start to finish.The embodiment described below with reference to accompanying drawing is illustrative of, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings intelligent radio charging method and the system of the electric automobile of the embodiment of the present invention are described.
Fig. 1 is the flow chart of the intelligent radio charging method of the electric automobile of the embodiment of the present invention.
In an embodiment of the present invention, electric automobile includes electrokinetic cell.
As it is shown in figure 1, the intelligent radio charging method of this electric automobile includes:
S101, after electric automobile enters wireless charging area, receives the distance travelled of user's input.
S102, calculates the charge timing time according to distance travelled.
Specifically, equation below (1) can be passed through and calculate charge timing time t1:
Charge timing time t1=(distance travelled-remaining mileage)/(average energy consumption * average charge power) (1)
Wherein, the distance travelled of user's input is more than remaining mileage, and less than or equal to electrokinetic cell course continuation mileage after fully charged, remaining mileage is the mileage that the dump energy of electrokinetic cell can make electric automobile during traveling.
S103, receives the time of using cars of user's input.
In one embodiment of the invention, the time of using cars t of user's input can be that electric automobile enters and needs again with the time between car to user behind charged area.
S104, it is judged that whether the charge timing time is less than the time of using cars.
S105, if the charge timing time is less than time of using cars, the then charge mode that identification user selects.
In one embodiment of the invention, the charge timing time, t1 was generally less than time of using cars t, and namely the charge timing time t1 of electrokinetic cell should include in in-use automotive time t.
Specifically, the vehicle-mounted charge mode selection button that user can pass through to be arranged in electric automobile selects corresponding charge mode.
S106, if charge mode is economic model, then obtains the low electricity price time in the in-use automotive time.
Specifically, in one embodiment of the invention, the relation between charge timing time t1, time of using cars t and the low electricity price time t2 in charge timing time t1 can be represented by Fig. 2.As in figure 2 it is shown, time of using cars t more than charge timing time t1, charge timing time t1 more than low electricity price time t2.
S107, after electrokinetic cell starts to charge up, controls the electrokinetic cell difference that charging duration is charge timing time and low electricity price time at conventional rate period, and after entering low rate period, the charging interval is the low electricity price time.
In one embodiment of the invention, the intelligent radio charging method of this electric automobile can also include: whether the car door of detection electric automobile closes, and whether without personnel in car；The closing of the door of electric automobile detected, and car in without personnel time, control wireless charging device relay Guan Bi, then control electric automobile high-voltage relay close so that electrokinetic cell starts to charge up.
Specifically, the closing of the door of electric automobile detected, and car in without personnel time, the Vehicle Controller that can pass through electric automobile sends charge request to the control centre of wireless charging device, control centre controls the relay Guan Bi of wireless charging device according to this charge request, and generates closure signal, and sends this closure signal to Vehicle Controller, and then by the high-voltage relay Guan Bi of Vehicle Controller control electric automobile, so that electrokinetic cell starts to charge up.
Further, after electrokinetic cell starts to charge up, can controlling the electrokinetic cell difference that charging duration is charge timing time t1 and low electricity price time t2 at conventional rate period by control centre and/or Vehicle Controller, after entering low rate period, the charging interval is low electricity price time t2.
In one embodiment of the invention, as shown in Figure 3, if electrokinetic cell is after low electricity price time t2 charges, the still underfill of the electricity of electrokinetic cell, and it is in low rate period, then can pass through control centre and/or Vehicle Controller controls electrokinetic cell and continues to charge at low rate period (i.e. t-t1), until the electricity of electrokinetic cell is full of.
It is understood that in above-mentioned continuation in low rate period charging process, electric automobile is not received by stopping charging instruction.
Further, after the charging interval of electrokinetic cell reaches charge timing time t1, the car door opening of electric automobile detected or receive and remotely stop charging instruction, Vehicle Controller can be passed through and control the high-voltage relay disconnection of electric automobile, and be disconnected by the relay of control centre's control wireless charging device.
In one embodiment of the invention, if charge mode is general mode, then can pass through equation below (2) and calculate precharge time:
Precharge time=electrokinetic cell institute subfam. Spiraeoideae/average charge power (2)
It is understood that in one embodiment of the invention, after electric automobile enters wireless charging area, if the operation of distance travelled that user is not correlated with, then can give tacit consent to charge mode is general mode.
In one embodiment of the invention, the intelligent radio charging method of this electric automobile can also include: after electrokinetic cell starts to charge up, and by charge timing time or described precharge time, and course continuation mileage sends the terminal unit to user.
Wherein, course continuation mileage is after power battery charging completes, it is possible to make the distance that electric automobile travels；This terminal unit can be mobile terminal, such as smart mobile phone, ipad etc..
Understand the intelligent radio charging method of the electric automobile of the embodiment of the present invention for convenience, can be described by Fig. 4, Fig. 5:
As shown in Figure 4, according to wireless charging device signal, it may be judged whether can electric automobile being charged (S201), namely whether electric automobile enters wireless charging area.Judge whether user inputs distance travelled (S202), if so, then calculate the charge timing time (S203)；If it is not, then electric automobile is directly entered general mode charging (S204).Judge that whether time of using cars that user inputs is more than charge timing time (S205), if it is, determine whether whether user-selected charge mode is economic model (S206).If user selects economic model to charge, then obtain in in-use automotive time t and put into low electricity price time t2 (S207), and when monitoring in closing of the door and car nobody, automatically charging is started, and charge timing time and course continuation mileage are sent the terminal unit to user, control first charging t1-t2 duration, recharge t2 duration (S208)；If user selects general mode to charge, then calculate precharge time (S209), and when monitoring in closing of the door and car nobody, automatically charging is started, and precharge time and course continuation mileage are sent the terminal unit to user, controlling charging duration is precharge time (S210).
As shown in Figure 5, start charging can manually start, can also pass through automatically to start (S301), if receive manually boot/automatically start charging signals, then car end time set by charge mode sends charge request, charging end confirms and performs to control charging end relay Guan Bi, and closure signal is sent to car end, and car termination will charging high-voltage relay Guan Bi (S302) after receiving.In like manner, stopping charging can manually stopping, it is also possible to by being automatically stopped (S303), if receiving manual stopping/being automatically stopped charging signals, then disconnecting car end high-voltage relay and charging end relay (S304).
The intelligent radio charging method of the electric automobile of the embodiment of the present invention, the charging interval of electric automobile can be timed, and the course continuation mileage after the required charging interval of electric automobile, charging complete can be sent to user, and electric automobile can be controlled and automatically turn on charging and stop charging, intelligence degree is high, it is possible to promote Consumer's Experience.
Fig. 6 is the structured flowchart of the Intelligent wireless power charging system of the electric automobile of the embodiment of the present invention.
In one embodiment of the invention, this electric automobile includes electrokinetic cell.
As shown in Figure 6, the Intelligent wireless power charging system of this electric automobile includes: first receiver module the 1, first computing module the 2, second receiver module 3, judge module 4, identification module 5, acquisition module 6 and first control module 7.
First receiver module 1 is for, after electric automobile enters wireless charging area, receiving the distance travelled of user's input.
First computing module 2 is for calculating the charge timing time according to distance travelled.
Specifically, the first computing module 2 is for calculating the described charge timing time by equation below (1):
Charge timing time=(distance travelled-remaining mileage)/(average energy consumption * average charge power) (1)
Wherein, distance travelled is more than remaining mileage, and less than or equal to electrokinetic cell course continuation mileage after fully charged, remaining mileage is the mileage that the dump energy of electrokinetic cell can make electric automobile during traveling.
Second receiver module 3 is for receiving the time of using cars of user's input.
In one embodiment of the invention, the time of using cars t of user's input can be that electric automobile enters and needs again with the time between car to user behind charged area.
Judge module 4 is used for judging that whether the charge timing time is less than the time of using cars.
Identification module 5 for the charge timing time less than the time of using cars time, identify the charge mode that user selects.
In one embodiment of the invention, the charge timing time, t1 was generally less than time of using cars t, and namely the charge timing time t1 of electrokinetic cell should include in in-use automotive time t.
Specifically, the vehicle-mounted charge mode selection button that user can pass through to be arranged in electric automobile selects corresponding charge mode.
When acquisition module 6 is economic model for charge mode, obtain the low electricity price time in the in-use automotive time.
Specifically, in one embodiment of the invention, the relation between charge timing time t1, time of using cars t and the low electricity price time t2 in charge timing time t1 can be represented by Fig. 2.As in figure 2 it is shown, time of using cars t more than charge timing time t1, charge timing time t1 more than low electricity price time t2.
First controls module 7 for, after electrokinetic cell starts to charge up, controlling the electrokinetic cell difference that charging duration is charge timing time and low electricity price time at conventional rate period, and after entering low rate period, the charging interval is the low electricity price time.
In one embodiment of the invention, as it is shown in fig. 7, the Intelligent wireless power charging system of this electric automobile can also include: detection module 8, second controls module 9 and the 3rd and controls module 10.
Whether detection module 8 closes for the car door detecting electric automobile, and whether without personnel in car.
Second controls module 9 for the closing of the door at electric automobile, and in car without personnel time, control the relay Guan Bi of wireless charging device, then the high-voltage relay controlling electric automobile close, so that electrokinetic cell starts to charge up.
Specifically, the closing of the door of electric automobile detected, and car in without personnel time, the Vehicle Controller that can pass through electric automobile sends charge request to the control centre of wireless charging device, control centre controls the relay Guan Bi of wireless charging device according to this charge request, and generates closure signal, and sends this closure signal to Vehicle Controller, and then by the high-voltage relay Guan Bi of Vehicle Controller control electric automobile, so that electrokinetic cell starts to charge up.
Further, after electrokinetic cell starts to charge up, can controlling the electrokinetic cell difference that charging duration is charge timing time t1 and low electricity price time t2 at conventional rate period by control centre and/or Vehicle Controller, after entering low rate period, the charging interval is low electricity price time t2.
3rd controls module 10 is used at electrokinetic cell after the low electricity price time charges, and electricity is underfill still, and is in low rate period, controls electrokinetic cell and continues to charge at low rate period, until the electricity of electrokinetic cell is full of.
Specifically, as it is shown on figure 3, electrokinetic cell low electricity price time t2 charge after, electricity is underfill still, and it is in low rate period, the 3rd controls module 10 is used for controlling electrokinetic cell continuation in low rate period (i.e. t-t1) charging, until the electricity of electrokinetic cell is full of.
It is understood that in above-mentioned continuation in low rate period charging process, electric automobile is not received by stopping charging instruction.
Further, second controls module 9 can be also used for after the charging interval of electrokinetic cell reaches the charge timing time, the car door opening of electric automobile detected or receive and remotely stop charging instruction, the high-voltage relay first controlling electric automobile disconnects, then the relay controlling wireless charging device disconnects.
In one embodiment of the invention, computing module 2 can be also used for when charge mode is general mode, calculates precharge time by equation below (2):
Precharge time=electrokinetic cell institute subfam. Spiraeoideae/average charge power (2)
Alternatively, the Intelligent wireless power charging system of this electric automobile can also include sending module 11, and for after electrokinetic cell starts to charge up, by charge timing time or precharge time, and course continuation mileage sends the terminal unit to user.
Wherein, course continuation mileage is after power battery charging completes, it is possible to make the distance that electric automobile travels；This terminal unit can be mobile terminal, such as smart mobile phone, ipad etc..
The Intelligent wireless power charging system of the electric automobile of the embodiment of the present invention, computing module can be passed through and calculate the time that in electric automobile, electricity is required, and by the first control module, the charging interval of electric automobile is timed control, and by sending module, the course continuation mileage after the required charging interval of electric automobile, charging complete is sent to user, control module control electric automobile by second automatically turn on charging and stop charging, intelligence degree is high, it is possible to promote Consumer's Experience.
In describing the invention, it is to be understood that term " first ", " second " only for descriptive purposes, and it is not intended that instruction or hint relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, for instance two, three etc., unless otherwise expressly limited specifically.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example describe are contained at least one embodiment or the example of the present invention.In this manual, the schematic representation of above-mentioned term is necessarily directed to identical embodiment or example.And, the specific features of description, structure, material or feature can combine in one or more embodiments in office or example in an appropriate manner.Additionally, when not conflicting, the feature of the different embodiments described in this specification or example and different embodiment or example can be carried out combining and combining by those skilled in the art.
Although above it has been shown and described that embodiments of the invention, it is understandable that, above-described embodiment is illustrative of, it is impossible to be interpreted as limitation of the present invention, and above-described embodiment can be changed, revises, replace and modification by those of ordinary skill in the art within the scope of the invention.
Claims (12)
1. the intelligent radio charging method of an electric automobile, it is characterised in that described electric automobile includes electrokinetic cell, said method comprising the steps of:
After described electric automobile enters wireless charging area, receive the distance travelled of user's input；
The charge timing time is calculated according to described distance travelled；
Receive the time of using cars of described user input；
Judge that whether the described charge timing time is less than the described time of using cars；
If the described charge timing time less than the described time of using cars, then identifies the charge mode that described user selects；
If described charge mode is economic model, then obtain the low electricity price time within the described time of using cars；
After described electrokinetic cell starts to charge up, controlling the described electrokinetic cell difference that charging duration is described charge timing time and described low electricity price time at conventional rate period, after entering low rate period, the charging interval is the described low electricity price time.
2. the intelligent radio charging method of electric automobile as claimed in claim 1, it is characterised in that described according to the described distance travelled calculating charge timing time, including:
The described charge timing time is calculated by equation below:
Described charge timing time=(described distance travelled-remaining mileage)/(average energy consumption * average charge power),
Wherein, described distance travelled more than described remaining mileage, and fully charged less than or equal to described electrokinetic cell after course continuation mileage, described remaining mileage is the mileage that the dump energy of described electrokinetic cell can make described electric automobile during traveling.
3. the intelligent radio charging method of electric automobile as claimed in claim 1, it is characterised in that also include:
Whether the car door detecting described electric automobile closes, and whether without personnel in car；
At the closing of the door described electric automobile being detected, and car in without personnel time, control described wireless charging device relay Guan Bi, then control described electric automobile high-voltage relay close so that described electrokinetic cell starts to charge up；
After the charging interval of described electrokinetic cell reaches the described charge timing time, the car door opening of described electric automobile detected or receive and remotely stop charging instruction, the high-voltage relay first controlling described electric automobile disconnects, then the relay controlling described wireless charging device disconnects.
4. the intelligent radio charging method of electric automobile as claimed in claim 2, it is characterised in that also include:
If described electrokinetic cell is after the described low electricity price time charges, the still underfill of the electricity of described electrokinetic cell, and is in low rate period, then controls described electrokinetic cell and continue to charge at low rate period, until the electricity of described electrokinetic cell is full of.
5. the intelligent radio charging method of electric automobile as claimed in claim 1, it is characterised in that also include:
If described charge mode is general mode, then calculate precharge time by equation below:
Described precharge time=described electrokinetic cell institute subfam. Spiraeoideae/average charge power.
6. the intelligent radio charging method of electric automobile as claimed in claim 5, it is characterised in that also include:
After described electrokinetic cell starts to charge up, by described charge timing time or described precharge time, and course continuation mileage sends the terminal unit to described user.
7. the Intelligent wireless power charging system of an electric automobile, it is characterised in that described electric automobile includes electrokinetic cell, and described system includes:
First receiver module, for, after described electric automobile enters wireless charging area, receiving the distance travelled of user's input；
First computing module, for calculating the charge timing time according to described distance travelled；
Second receiver module, for receiving the time of using cars of described user input；
Judge module, is used for judging that whether the described charge timing time is less than the described time of using cars；
Identification module, for the described charge timing time less than the described time of using cars time, identify the charge mode that described user selects；
Acquisition module, when being economic model for described charge mode, obtains the low electricity price time within the described time of using cars；
First controls module, for after described electrokinetic cell starts to charge up, controlling the described electrokinetic cell difference that charging duration is described charge timing time and described low electricity price time at conventional rate period, after entering low rate period, the charging interval is the described low electricity price time.
8. the Intelligent wireless power charging system of electric automobile as claimed in claim 7, it is characterised in that described computing module, specifically for:
The described charge timing time is calculated by equation below:
Described charge timing time=(described distance travelled-remaining mileage)/(average energy consumption * average charge power),
Wherein, described distance travelled more than described remaining mileage, and fully charged less than or equal to described electrokinetic cell after course continuation mileage, described remaining mileage is the mileage that the dump energy of described electrokinetic cell can make described electric automobile during traveling.
9. the Intelligent wireless power charging system of electric automobile as claimed in claim 7, it is characterised in that also include:
Detection module, whether the car door for detecting described electric automobile closes, and whether without personnel in car；
Second controls module, for the closing of the door at described electric automobile, and car in without personnel time, control the relay Guan Bi of described wireless charging device, control the high-voltage relay Guan Bi of described electric automobile again, so that described electrokinetic cell starts to charge up, and after the charging interval of described electrokinetic cell reaches the described charge timing time, the car door opening of described electric automobile detected or receive and remotely stop charging instruction, the high-voltage relay first controlling described electric automobile disconnects, then the relay controlling described wireless charging device disconnects.
10. the Intelligent wireless power charging system of electric automobile as claimed in claim 8, it is characterised in that also include:
3rd controls module, is used at described electrokinetic cell after the described low electricity price time charges, and electricity is underfill still, and is in low rate period, controls described electrokinetic cell and continues to charge at low rate period, until the electricity of described electrokinetic cell is full of.
11. the Intelligent wireless power charging system of electric automobile as claimed in claim 7, it is characterised in that described computing module, it is additionally operable to:
When described charge mode is general mode, calculate precharge time by equation below:
Described precharge time=described electrokinetic cell institute subfam. Spiraeoideae/average charge power.
12. the Intelligent wireless power charging system of electric automobile as claimed in claim 11, it is characterised in that also include:
Sending module, for after described electrokinetic cell starts to charge up, by described charge timing time or described precharge time, and course continuation mileage sends the terminal unit to described user.
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| CN112124145A (en) * | 2019-06-24 | 2020-12-25 | 联合汽车电子有限公司 | Calculation method of charging time of networked electric vehicle on demand and charging control system |
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