CN203942309U - Charging system for electric automobile - Google Patents
Charging system for electric automobile Download PDFInfo
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- CN203942309U CN203942309U CN201420281972.8U CN201420281972U CN203942309U CN 203942309 U CN203942309 U CN 203942309U CN 201420281972 U CN201420281972 U CN 201420281972U CN 203942309 U CN203942309 U CN 203942309U
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Abstract
The utility model discloses a kind of charging system for electric automobile, relates to electric vehicle engineering field, has solved the single problem of charge mode (rated current) of household electrical source charging device of the prior art.In the utility model embodiment, described charging system for electric automobile, comprises cable control box, on described cable control box, is connected with plug, and is provided with the first link; Described charging system also comprises the charging device being located in electric automobile, and described charging device is provided with the second link matching with described the first link; After described the first link is connected with the second link coupling, described cable control box is controlled the power work power that the charge power of described charging device is connected with described plug and is matched.The utility model is mainly used in electric automobile.
Description
Technical field
The utility model relates to electric vehicle engineering field, relates in particular to a kind of charging system for electric automobile.
Background technology
Society, problem of environmental pollution is more subject to people's attention.Because electric automobile relies on electric energy, provide power, to the pollution of environment, much smaller than fuel-engined vehicle, so the exploitation of electric automobile is all being devoted in countries in the world.
Wherein, the energy source of electric automobile, therefore need to be after the electric quantity consumption of battery, every now and then for it charges in storage battery.Particularly, can select AC DC electric stake or household electrical source is the battery charging of electric automobile.Household electrical source charging device of the prior art, generally includes for control box, cable and vehicle plug on plug, cable.When charging, will be connected with household electrical source for plug, vehicle plug is connected with the vehicle socket on charging device; Therefore the electric current in power supply will enter into the charging device of automobile successively by control box, cable, vehicle plug and vehicle socket on confession plug, cable.
While stating in the use household electrical source charging device, because guaranteeing the input current of charging device and the input current of the output current of charging device and charging device and the output current of household electrical source, need are consistent, otherwise may occur that power supply burns or the phenomenon such as on fire (is for example used the charging device of specified input 16A specification to charge in 10A power supply, can cause 10A power supply to burn even on fire), therefore single for the charge mode (rated current) of household electrical source charging device.
Utility model content
Embodiment of the present utility model provides a kind of charging system for electric automobile, has solved the single problem of charge mode (rated current) of household electrical source charging device of the prior art.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
A charging system for electric automobile, comprises cable control box, on described cable control box, is connected with plug, and is provided with the first link; Described charging system also comprises the charging device being located in electric automobile, and described charging device is provided with the second link matching with described the first link; After described the first link is connected with the second link coupling, described cable control box is controlled the power work power that the charge power of described charging device is connected with described plug and is matched.
Wherein, described cable control box comprises power supply control apparatus, and described power supply control apparatus is provided with DC port and PWM port; Described power supply control apparatus is also connected with electric current and selects box, and described electric current selection box is provided with the selection button of 4 different size of current of correspondence, and described electric current selects box to match and be connected with PWM port.
Particularly, described the first link comprises the main live wire end being connected with plug, main zero line side and main earth terminal, also comprises main constant current end and main radio-frequency head; Between described main constant current end and the ground wire of described plug, be connected with the first switch and the first resistance, and described the first switch and the first resistance are connected in series.
Further, between described main radio-frequency head and described power supply control apparatus, be connected with second switch and the second resistance, and described second switch and the second resistance are connected in series; Described second switch closes on described power supply control apparatus setting, and is connected with PWM port selectivity with the DC port of described power supply control apparatus.
Preferably, described power supply control apparatus is connected with described the second resistance end; The voltage of described DC port is 12V direct voltage; Described electric current selects size of current corresponding to button on box to be respectively 8A, 10A, 13A and 16A.
During practical application, described charging device comprises controller of vehicle and the Vehicular charger communicating to connect with described controller of vehicle; Described the second link comprises secondary live wire end, secondary zero line side, secondary earth terminal, secondary constant current end and secondary radio-frequency head, and described secondary live wire end is connected with described Vehicular charger with secondary zero line side; Described secondary constant current end is connected with described controller of vehicle; Described secondary radio-frequency head is connected with described controller of vehicle, and is connected with diode between described secondary radio-frequency head and described controller of vehicle; The output of described diode is connected with described controller of vehicle, and is connected with the 3rd resistance between the output of described diode and described secondary ground terminal.
Wherein, the output of described diode is connected with described secondary ground terminal, Vehicular charger with the 3rd switch by the 4th resistance being connected in series successively simultaneously; Described controller of vehicle is controlled the closure of described the 3rd switch, so that the 4th resistance seals in.
Particularly, the live wire being connected with described plug in described cable control box is provided with the 4th switch, zero line is provided with the 5th switch; Described the 4th switch and described the 5th switch are controlled by described controller of vehicle all.
Further, described the first link is connected with the second link, and after described power supply control apparatus is controlled described second switch and is connected with described DC port, described power supply control apparatus can detect described the 3rd ohmically magnitude of voltage, described controller of vehicle can detect described the first ohmically magnitude of voltage.
During practical application, described electric current is selected to press described electric current button on box, and after described power supply control apparatus is controlled described second switch and is connected with described PWM port, described controller of vehicle can detect the pwm signal duty ratio of described diode output, and transmits signals in described Vehicular charger.
In the charging system for electric automobile that the utility model embodiment provides, comprise cable control box, on this cable control box, be connected with plug, for cable control box is connected with household electrical source interface, and be provided with the first link; In this charging system, also comprise the charging device being located in electric automobile, this charging device is provided with the second link matching with the first link, for cable control box is connected with charging device; After the first link is connected with the second link coupling, the power work power that the charge power of cable control box control charging device is connected with plug matches.Analyze thus knownly, when charging, the plug on cable control box is connected with power supply, the first link is connected with the second link on charging device; And cable control box can be controlled the power work power (output current) that the charge power (input current) of charging device is connected with plug and (for example match, the output current of power supply is 10A, and the input current that cable control box is just controlled charging device is 10A; The output current of power supply is 16A, and the input current that cable control box is just controlled charging device is 16A).Therefore the electric current in power supply will enter into (by cable control box control break charge power by the plug on cable control box, cable control box, the first link, the second link successively, and make the charge power consistent with power work power) in vehicle charging equipment, thereby the charge mode of having realized household electrical source charging device various (rated current can be selected regulation and control), and avoid power work power and charge power not to mate, cause the scaling loss of power supply etc.
Accompanying drawing explanation
The structural representation of the charging system for electric automobile that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the internal structure schematic diagram that in the utility model embodiment, electric current is selected box;
The workflow diagram of the charging system for electric automobile that Fig. 3 provides for the utility model embodiment.
In figure, a is that plug, b are that the first link, c are the second link; 1 for cable control box, 11 for power supply control apparatus, 111 for DC port, 112 for PWM port, 113 for electric current selection box, A be that (electric current selection) button, B are emergency stop switch; 2 is that charging device, 21 is that controller of vehicle, 22 is Vehicular charger; L is that main live wire end, N are that main zero line side, PE are that main earth terminal, CC are that main constant current end, CP are that main radio-frequency head, L ＇ are that secondary live wire end, N ＇ are that secondary zero line side, PE ＇ are that secondary earth terminal, CC ＇ are that secondary constant current end, CP ＇ are secondary radio-frequency head; S is that interlocking linkage switch, S1 are that the first switch, S2 are that second switch, S3 are that the 3rd switch, S4 are that the 4th switch, S5 are the 5th switch; R1 is that the first resistance, R2 are that the second resistance, R3 are that the 3rd resistance, R4 are the 4th resistance; D is diode; 1. be live wire, 2. for zero line, 3. for earth connection, 4. for connect confirming line, 5. confirming line for controlling.
Embodiment
Below in conjunction with accompanying drawing, a kind of charging system for electric automobile of the utility model embodiment is described in detail.
The utility model embodiment provides a kind of charging system for electric automobile, as shown in Figure 1, comprises cable control box 1, is connected with plug a on cable control box 1, and is provided with the first link b; Charging system also comprises the charging device 2 being located in electric automobile, and charging device 2 is provided with the second link c matching with the first link b; After the first link b is connected with the second link c coupling, the power work power that the charge power that cable control box 1 is controlled charging device 2 is connected with plug a matches.
In the charging system for electric automobile that the utility model embodiment provides, comprise cable control box, on this cable control box, be connected with plug, for cable control box is connected with household electrical source interface, and be provided with the first link; In this charging system, also comprise the charging device being located in electric automobile, this charging device is provided with the second link matching with the first link, for cable control box is connected with charging device; After the first link is connected with the second link coupling, the power work power that the charge power of cable control box control charging device is connected with plug matches.Analyze thus knownly, when charging, the plug on cable control box is connected with power supply, the first link is connected with the second link on charging device; And cable control box can be controlled the power work power (output current) that the charge power (input current) of charging device is connected with plug and (for example match, the output current of power supply is 10A, and the input current that cable control box is just controlled charging device is 10A; The output current of power supply is 16A, and the input current that cable control box is just controlled charging device is 16A).Therefore the electric current in power supply will enter into (by cable control box control break charge power by the plug on cable control box, cable control box, the first link, the second link successively, and make the charge power consistent with power work power) in vehicle charging equipment, thereby the charge mode of having realized household electrical source charging device various (rated current can be selected regulation and control), and avoid power work power and charge power not to mate, cause the scaling loss of power supply etc.
Wherein, as shown in Figure 1, in cable control box 1, can include power supply control apparatus 11, on this power supply control apparatus 11, can be provided with DC port 111 and PWM (Pulse Width Modulation, pulse width modulation) port one 12, when connecting DC port 111, can be for judging that whether the first link b on cable control box 1 completely mates and be connected with the second link c on charging device 2, makes power supply control apparatus 11 can carry out follow-up operation then; When connecting PWM port one 12, can be for determining the supply current in current charging system.In addition, power supply control apparatus 11 can also be connected with electric current and select box 113, this electric current selects can be provided with on box 113 the selection button A of 4 different size of current of correspondence, and electric current selects box 113 to be connected with PWM port one 12 couplings, selects the PWM duty ratio of the corresponding unlike signal of different big or small electric currents interval.
Wherein, the first link b on cable control box 1 includes the main live wire end L being connected with plug a, main zero line side N and main earth terminal PE, and can include main constant current end CC and main radio-frequency head CP; The confirmation that main constant current end CC can be connected with the second link c charging for the first link b, main radio-frequency head CP can be connected and the control confirmation of follow-up power supply control apparatus 11 for judge whether the first link b on cable control box 1 and the second link c on charging device 2 mate completely.Particularly, as shown in Figure 1, between main constant current end CC and the ground wire PE of plug a, can be connected with the first switch S 1 and the first resistance R 1, and the first switch S 1 and the first resistance R 1 are connected in series.Wherein, the first switch S 1 is specifically as follows normally closed switch, and the resistance of the first resistance R 1 is specifically as follows the current-limiting resistance of 680 Ω or 220 Ω.
Particularly, between main radio-frequency head CP and power supply control apparatus 11, can be connected with second switch S2 and the second resistance R 2, and second switch S2 and the second resistance R 2 are connected in series; As shown in Figure 1, second switch S2 can close on power supply control apparatus 11 and arrange, and is connected, and then connects respectively confirmation and control and confirm to facilitate with the DC port 111 of this power supply control apparatus 11 with PWM port one 12 selectivity couplings.Wherein, the resistance of the second resistance R 2 is specifically as follows 1000 Ω.
During practical application, as shown in Figure 1, power supply control apparatus 11 is connected with the second resistance R 2 ends; And the voltage of DC port 111 can be the direct voltage of+12V; Particularly, should+12V direct voltage is that the potential device (not shown) rectification by cable control box 1 inside of the 220V alternating voltage at power supply place comes.Shown in Fig. 2, electric current selects size of current corresponding to button A on box 113 specifically can be respectively 8A, 10A, 13A and 16A, and these 4 current values are the conventional output current value of household electrical source.Wherein, in the branch road that the button A of 10A electric current is corresponding, can be in series with the resistance of 4 Ω; In branch road corresponding to the button A of 13A electric current, can be in series with the resistance of 8 Ω; In branch road corresponding to the button A of 16A electric current, can be in series with the resistance of 12 Ω.Particularly, 4 button A respectively in its corresponding branch road to there being the switch S of mating with it, 4 switch S are interlocking linkage switch; When any one switch S wherein, press after closure, rest switch S must be off-state simultaneously.By interlocking linkage switch S, realize the conversion of the different magnitudes of voltage at PWM port one 12 places, for example, with the pwm signal (: 8A-12V, 10A-10V, 13A-8V, 16A-6V) of the different current value of correspondence and empty accounting.
It should be noted that herein, electric current select the inner corresponding resistance value of the button A on box 113 just in order to demonstrate the invention embodiment realize principle and concrete methods of realizing, actual resistance can be made corresponding adjustment as the case may be.
During practical application, charging device 2 can comprise controller of vehicle 21 and the Vehicular charger 22 communicating to connect with controller of vehicle 21.Wherein, as shown in Figure 1, the second link c on charging device 2 comprises secondary live wire end L ＇, secondary zero line side N ＇, secondary earth terminal PE ＇, secondary constant current end CC ＇ and secondary radio-frequency head CP ＇, and secondary live wire end L ＇ is connected with Vehicular charger 22 with secondary zero line side N ＇; Secondary constant current end CC ＇ is connected with controller of vehicle 21; Secondary radio-frequency head CP ＇ is connected with controller of vehicle 21, in addition, between secondary radio-frequency head CP ＇ and controller of vehicle 21, is connected with diode D.Particularly, the output of this diode D is connected with controller of vehicle 21, and the resistance that is connected with the 3rd resistance R 3, the three resistance R 3 between the output of diode D and secondary ground terminal PE ＇ is specifically as follows 2740 Ω; Wherein, cooperation when diode D and the 3rd resistance R 3 and the first switch S 1 are chosen in DC port 111 places' couplings and are connected, can be for connecting confirmation.
Wherein, as shown in Figure 1, the output of diode D is connected with secondary ground terminal PE ＇, Vehicular charger 22 with the 3rd switch S 3 by the 4th resistance R 4 being connected in series successively simultaneously, particularly, the resistance of the 4th resistance R 4 is 1300 Ω, and the 3rd switch S 3 can be normal open switch (initial condition is for opening); And controller of vehicle 21 can be controlled the closure of the 3rd switch S 3, so that the 4th resistance R 4 seals in.When manually pressing electric current, select after button A, when controller of vehicle 21 is determined current charging current fault-free by self check, just the closure of controlling the 3rd switch S 3 seals in the 4th resistance R 4, so that the voltage generation saltus step at the second resistance R 2 two ends, thereby give controller of vehicle 21 with signal, for the startup completely of subsequent charge system is prepared.
Particularly, the live wire L being connected with plug a in cable control box 1 is provided with the 4th switch S 4, zero line N is provided with the 5th switch S 5; The 4th switch S 4 and the 5th switch S 5 are all subject to the control of controller of vehicle 21.When controller of vehicle 21, control after the 4th switch S 4 and the 5th switch S 5 closures, the major loop circuit between power supply and charging device 2 is connected, and charging system starts completely.
During practical application, in power supply control apparatus 11 and controller of vehicle 21, be furnished with respectively checkout gear and ground path (not shown), for forming closed-loop path etc., to detect to connect, confirm and control and confirm.Particularly, as shown in Figure 1, when the first link b is connected with the second link c, and after power supply control apparatus 11 control second switch S2 are connected with DC port 111, this power supply control apparatus 11 can detect the magnitude of voltage in the 3rd resistance R 3, for detecting the connection of power supply control apparatus 11, confirms; Controller of vehicle 21 can detect the magnitude of voltage of R1 on the first resistance, and the maximum current of confirming and flowing through cable control box 1 for detecting the connection of controller of vehicle 21, prevents that cable control box 1 from burning.Wherein, by detecting the magnitude of voltage in the 3rd resistance R 3 and the first resistance R 1, can fully guarantee the connection completely of whole charging system.
Wherein, when pressing electric current, select electric current button A on box 113, and after power supply control apparatus 11 control second switch S2 are connected with PWM port one 12, controller of vehicle 21 can detect the pwm signal duty ratio of diode D output, and transmit signals in Vehicular charger 22, to complete the communication of power supply control apparatus 11 and Vehicular charger 22, thereby change charge power, make it consistent with power work power, even if the input current of charging device 2 and the output current of power supply are consistent.
It should be noted that herein, on cable control box 1, can also be provided with emergency stop switch B, as shown in Figure 1, when there is dangerous situation, such as short circuit, overload etc., can be artificially rapidly deenergization connect, stop the work of charging system, avoid causing casualties and property loss.In addition, in cable control box 1, be also provided with single-chip microcomputer or chip (not shown in figure 1), this single-chip microcomputer or chip can carry out logic judgement and detection to situations such as the overvoltage of charging system, under-voltage and ground connection mistake, electric leakage over currents, thereby avoid charging system that unnecessary potential safety hazard occurs.
By Fig. 1 and Fig. 3, the workflow of the charging system for electric automobile of above-described embodiment description is described in detail below; The workflow diagram of the charging system for electric automobile that Fig. 3 provides for the utility model embodiment.
When charging, the plug a on cable control box 1 is connected with power supply, the first link b is connected with the second link c on charging device 2.Charging system, first connects confirmation, is specially: the connection confirmation of controller of vehicle 21 and the connection of power supply control apparatus 11 are confirmed.As shown in Figure 1, when carrying out the connection confirmation of controller of vehicle 21, electric current successively from controller of vehicle 21+12V high level, by connection, confirm that line 4., the first resistance R 1, the first switch S 1, earth connection 3., flow back into the ground path place in controller of vehicle 21, thereby the checkout gear in controller of vehicle 21 is by measuring the voltage at the first resistance R 1 two ends and/or flowing through the electric current of the first resistance R 1, take and judge whether the first terminals b and the second link c connect completely that (for example the voltage at the first resistance R 1 two ends and/or the electric current that flows through the first resistance R 1 are without showing and/or being zero, prove between the first terminals b and the second link c and be not communicated with), when carrying out the connection confirmation of power supply control apparatus 11, electric current successively the DC port from power supply control apparatus 11 111+12V high level, by second switch S2, the second resistance R 2, control and confirm line 5., diode D, the 3rd resistance R 3, earth connection 3., flow back into the ground path place in power supply control apparatus 11, thereby the checkout gear in power supply control apparatus 11 is by measuring the voltage at the 3rd resistance R 3 two ends and/or flowing through the electric current of the 3rd resistance R 3, take and judge whether the first terminals b and the second link c connect completely that (for example the voltage at the 3rd resistance R 3 two ends and/or the electric current that flows through the 3rd resistance R 3 are without showing and/or being zero, prove between the first terminals b and the second link c and be not communicated with).After the first terminals b and the second link c confirm to be communicated with completely, power supply control apparatus 11 control second switch S2 from connect DC port 111+12V state switches to the pwm signal state of connection PWM port one 12.
Secondly, carry out the identification of charging system current capacity.When carrying out the identification of charging system current capacity, electric current successively from controller of vehicle 21+12V high level, by connection confirm line 4., the first resistance R 1, the first switch S 1, earth connection 3., flow back into the ground path place in controller of vehicle 21, thereby the checkout gear in controller of vehicle 21 is by measuring the rated capacity of the first resistance R 1, to determine the rated capacity of current charging system, and then determine the maximum current that flows through cable control box 1, to prevent that it from burning.
Then, carry out the identification of charging system output power.When carrying out the identification of charging system output power, electric current is the PWM port one 12 from power supply control apparatus 11 successively, by second switch S2, the second resistance R 2, control and confirm line 5., diode D, the 3rd resistance R 3, earth connection 3., flow back into the ground path place in power supply control apparatus 11, thereby the checkout gear in controller of vehicle 21 is by the pwm signal duty ratio of measuring diode D output, to judge the supply current of current charging system, and then the output power of definite cable control box 1 and charging system (for example PWM duty ratio interval is 5%-15%, corresponding supply current is 8A, PWM duty ratio interval is 20%-30%, and corresponding supply current is 10A, PWM duty ratio interval is 35%-45%, and corresponding supply current is 13A, PWM duty ratio interval is 50%-60%, and corresponding supply current is 16A).
Now, artificially manually press electric current and select electric current button A on box 113, and the identification of the output power of charging system has been confirmed complete.Then, the charging of carrying out Vehicular charger 22 and charging system is prepared.When pressing electric current selection button A, controller of vehicle 21 is determined after current supply current fault-free by self check, just the closure of controlling the 3rd switch S 3 seals in the 4th resistance R 4, so that the voltage generation saltus step at the second resistance R 2 two ends, for the startup completely of subsequent charge system is prepared.
Finally, charging system starts completely.After the voltage generation saltus step at the second resistance R 2 two ends, the 4th switch S 4 on controller of vehicle 21 control live wire L and the 5th switch S 5 closures on zero line N, make the ac power supply circuit conducting under household electrical source environment, thereby electric automobile charged.
In addition, the power supply capacity of this charging system in charging process also can change.In charging process, if artificially switch electric current on cable control box 1, select the electric current of box 113 to select button A, power supply control apparatus 11 just switches to the pwm signal with electric current duty ratio corresponding, and controller of vehicle 21 receives after signal, changes the power of Vehicular charger 22.
It should be noted that herein, in charging system live wire 1., zero line 2., earth connection 3., connect to confirm line 4., control and confirm that line connection status is 5. consistent, be live wire 1., zero line 2. and 3. conducting of earth connection, connect and confirm that 4. line confirm 5. also conducting of line with controlling, vice versa.In addition, in controller of vehicle 21, be connected with electric automobile self+12V direct current high level.
Structure and workflow from above-mentioned charging system for electric automobile, by user, in use pressing electric current selects the electric current of box 113 to select button A, select different charging current (8A, 10A, 13A, 16A) corresponding different voltage (for example: 8A-12V, 10A-10V, 13A-8V, 16A-6V) send to power supply control apparatus 11, the pwm signal that power supply control apparatus 11 sends corresponding duty ratio after receiving different magnitudes of voltage (for example: the PWM ripple of 12V-8A-5% to 15%, the PWM ripple of 10V-10A-20% to 30%, the PWM ripple of 8V-13A-35% to 45%, the PWM ripple of 6V-16A-50% to 60%) give controller of vehicle 21, controller of vehicle 21 judges the charging current numerical value that will carry out after receiving corresponding pwm signal, send to Vehicular charger 22, by Vehicular charger 22, carry out associative operation, change charge power etc.Therefore, this charging system for electric automobile can make adaptations that match of charging device 2 and source current value in home environment, thereby has realized the charge mode various (rated current can be selected) of household electrical source charging device.
It should be noted that, the data of the empty accounting of all magnitudes of voltage that occur in the present embodiment, current value, resistance value and pwm signal are all thought Corresponding matching, if change the wherein value of any one, likely change data values all in embodiment herein.
The above; it is only embodiment of the present utility model; but protection range of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; can expect easily changing or replacing, within all should being encompassed in protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion by the described protection range with claim.
Claims (10)
1. a charging system for electric automobile, is characterized in that, comprises cable control box, on described cable control box, is connected with plug, and is provided with the first link; Described charging system also comprises the charging device being located in electric automobile, and described charging device is provided with the second link matching with described the first link;
After described the first link is connected with the second link coupling, described cable control box is controlled the power work power that the charge power of described charging device is connected with described plug and is matched.
2. charging system for electric automobile according to claim 1, is characterized in that, described cable control box comprises power supply control apparatus, and described power supply control apparatus is provided with DC port and PWM port;
Described power supply control apparatus is also connected with electric current and selects box, and described electric current selection box is provided with the selection button of 4 different size of current of correspondence, and described electric current selects box to match and be connected with PWM port.
3. charging system for electric automobile according to claim 2, is characterized in that, described the first link comprises the main live wire end being connected with plug, main zero line side and main earth terminal, also comprises main constant current end and main radio-frequency head;
Between described main constant current end and the ground wire of described plug, be connected with the first switch and the first resistance, and described the first switch and the first resistance are connected in series.
4. charging system for electric automobile according to claim 3, is characterized in that, is connected with second switch and the second resistance between described main radio-frequency head and described power supply control apparatus, and described second switch and the second resistance are connected in series;
Described second switch closes on described power supply control apparatus setting, and is connected with PWM port selectivity with the DC port of described power supply control apparatus.
5. charging system for electric automobile according to claim 4, is characterized in that, described power supply control apparatus is connected with described the second resistance end; The voltage of described DC port is 12V direct voltage;
Described electric current selects size of current corresponding to button on box to be respectively 8A, 10A, 13A and 16A.
6. charging system for electric automobile according to claim 5, is characterized in that, described charging device comprises controller of vehicle and the Vehicular charger communicating to connect with described controller of vehicle;
Described the second link comprises secondary live wire end, secondary zero line side, secondary earth terminal, secondary constant current end and secondary radio-frequency head, and described secondary live wire end is connected with described Vehicular charger with secondary zero line side; Described secondary constant current end is connected with described controller of vehicle; Described secondary radio-frequency head is connected with described controller of vehicle, and is connected with diode between described secondary radio-frequency head and described controller of vehicle;
The output of described diode is connected with described controller of vehicle, and is connected with the 3rd resistance between the output of described diode and secondary ground terminal.
7. charging system for electric automobile according to claim 6, is characterized in that, the output of described diode is connected with described secondary ground terminal, Vehicular charger with the 3rd switch by the 4th resistance being connected in series successively simultaneously;
Described controller of vehicle is controlled the closure of described the 3rd switch, so that the 4th resistance seals in.
8. charging system for electric automobile according to claim 7, is characterized in that, the live wire being connected with described plug in described cable control box is provided with the 4th switch, zero line is provided with the 5th switch;
Described the 4th switch and described the 5th switch are controlled by described controller of vehicle all.
9. charging system for electric automobile according to claim 8, it is characterized in that, described the first link is connected with the second link, and after described power supply control apparatus is controlled described second switch and is connected with described DC port, described power supply control apparatus can detect described the 3rd ohmically magnitude of voltage, described controller of vehicle can detect described the first ohmically magnitude of voltage.
10. charging system for electric automobile according to claim 9, it is characterized in that, described electric current is selected to press described electric current button on box, and after described power supply control apparatus is controlled described second switch and is connected with described PWM port, described controller of vehicle can detect the pwm signal duty ratio of described diode output, and transmits signals in described Vehicular charger.
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| CN201420281972.8U CN203942309U (en) | 2014-05-29 | 2014-05-29 | Charging system for electric automobile |
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| CN201420281972.8U CN203942309U (en) | 2014-05-29 | 2014-05-29 | Charging system for electric automobile |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104407266A (en) * | 2014-11-24 | 2015-03-11 | 重庆长安汽车股份有限公司 | Circuit for detecting current carrying capacity of charging system |
| CN104467079A (en) * | 2014-11-17 | 2015-03-25 | 奇瑞汽车股份有限公司 | Electric vehicle charging method and equipment |
| CN106394303A (en) * | 2016-11-18 | 2017-02-15 | 北京智充科技有限公司 | Portable electric automobile charging device and charging method thereof |
| CN106696734A (en) * | 2016-12-17 | 2017-05-24 | 韩少茹 | Electric vehicle charging system, charging pile and electric vehicle |
| CN106740219A (en) * | 2017-01-05 | 2017-05-31 | 重庆长安汽车股份有限公司 | Control box and a kind of electric automobile on a kind of cable |
| CN106828181A (en) * | 2017-04-13 | 2017-06-13 | 安费诺汽车连接系统（常州）有限公司 | Electric vehicle charge control device |
| CN107487197A (en) * | 2016-09-21 | 2017-12-19 | 宝沃汽车（中国）有限公司 | The charging system and vehicle of vehicle |
| CN108528256A (en) * | 2018-05-11 | 2018-09-14 | 深圳市鑫海林电子科技有限公司 | A kind of electric vehicle intelligent sharing AC charging system |
| CN109075592A (en) * | 2016-12-05 | 2018-12-21 | 三星Sdi株式会社 | Battery pack charging system |
| CN109383312A (en) * | 2018-11-30 | 2019-02-26 | 北京新能源汽车股份有限公司 | Charging and discharging device |
| CN113054695A (en) * | 2019-12-27 | 2021-06-29 | 观致汽车有限公司 | Charging equipment of electric automobile and electric automobile |
| CN113135108A (en) * | 2020-07-30 | 2021-07-20 | 长城汽车股份有限公司 | Charging control method and system and vehicle |
-
2014
- 2014-05-29 CN CN201420281972.8U patent/CN203942309U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104467079A (en) * | 2014-11-17 | 2015-03-25 | 奇瑞汽车股份有限公司 | Electric vehicle charging method and equipment |
| CN104407266A (en) * | 2014-11-24 | 2015-03-11 | 重庆长安汽车股份有限公司 | Circuit for detecting current carrying capacity of charging system |
| CN107487197A (en) * | 2016-09-21 | 2017-12-19 | 宝沃汽车（中国）有限公司 | The charging system and vehicle of vehicle |
| CN106394303A (en) * | 2016-11-18 | 2017-02-15 | 北京智充科技有限公司 | Portable electric automobile charging device and charging method thereof |
| CN109075592A (en) * | 2016-12-05 | 2018-12-21 | 三星Sdi株式会社 | Battery pack charging system |
| CN106696734A (en) * | 2016-12-17 | 2017-05-24 | 韩少茹 | Electric vehicle charging system, charging pile and electric vehicle |
| CN106696734B (en) * | 2016-12-17 | 2019-05-17 | 广州益充新能源有限公司 | Electric automobile charging pile, electric car and electric car charging method |
| CN106740219A (en) * | 2017-01-05 | 2017-05-31 | 重庆长安汽车股份有限公司 | Control box and a kind of electric automobile on a kind of cable |
| CN106828181A (en) * | 2017-04-13 | 2017-06-13 | 安费诺汽车连接系统（常州）有限公司 | Electric vehicle charge control device |
| CN106828181B (en) * | 2017-04-13 | 2023-09-15 | 安费诺汽车连接系统（常州）有限公司 | Charging control device of electric automobile |
| CN108528256A (en) * | 2018-05-11 | 2018-09-14 | 深圳市鑫海林电子科技有限公司 | A kind of electric vehicle intelligent sharing AC charging system |
| CN109383312A (en) * | 2018-11-30 | 2019-02-26 | 北京新能源汽车股份有限公司 | Charging and discharging device |
| CN109383312B (en) * | 2018-11-30 | 2020-11-24 | 北京新能源汽车股份有限公司 | Charging and discharging device |
| CN113054695A (en) * | 2019-12-27 | 2021-06-29 | 观致汽车有限公司 | Charging equipment of electric automobile and electric automobile |
| CN113135108A (en) * | 2020-07-30 | 2021-07-20 | 长城汽车股份有限公司 | Charging control method and system and vehicle |
| CN113135108B (en) * | 2020-07-30 | 2022-08-19 | 长城汽车股份有限公司 | Charging control method and system and vehicle |
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