CN105244948A - Electric automobile smart charging pile system - Google Patents

Electric automobile smart charging pile system Download PDF

Info

Publication number
CN105244948A
CN105244948A CN201510661092.2A CN201510661092A CN105244948A CN 105244948 A CN105244948 A CN 105244948A CN 201510661092 A CN201510661092 A CN 201510661092A CN 105244948 A CN105244948 A CN 105244948A
Authority
CN
China
Prior art keywords
switch
unit
node
charging
connects
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510661092.2A
Other languages
Chinese (zh)
Inventor
陶杰
Original Assignee
陶杰
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 陶杰 filed Critical 陶杰
Priority to CN201510661092.2A priority Critical patent/CN105244948A/en
Publication of CN105244948A publication Critical patent/CN105244948A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/007Regulation of charging or discharging current or voltage
    • H02J7/00712Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
    • H02J7/00714Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery charging or discharging current
    • H02J7/00716Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery charging or discharging current in response to integrated charge or discharge current
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/007Regulation of charging or discharging current or voltage
    • H02J7/007188Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters
    • H02J7/007192Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
    • H02J7/04Regulation of charging current or voltage
    • H02J7/06Regulation of charging current or voltage using discharge tubes or semiconductor devices
    • H02J2007/10Regulation of charging current or voltage using discharge tubes or semiconductor devices using semiconductor devices only

Abstract

The invention discloses an electric automobile smart charging pile system. The electric automobile smart charging pile system comprises a centralized AC/DC conversion unit, a first direct-current bus, six DC/DC units, six charging cases, a plurality of switch units, a second direct-current bus, a temperature sensor, a current sensor, a voltage sensor and a controller unit, wherein an input end of the centralized AC/DC conversion unit is connected with a power grid; an output end of the centralized AC/DC conversion unit is connected with the first direct-current bus; input ends of the DC/DC units are connected with the first direct-current bus; and output ends of the DC/DC units are connected with input ends of the charging cases. The whole system is easy to control. The electric energy consumption of the whole system is low, thereby saving more energy.

Description

A kind of electric automobile Intelligent charging spot system
Technical field
The present invention relates to electric vehicle engineering field, particularly a kind of electric automobile Intelligent charging spot system.
Background technology
Electric automobile take vehicle power as power, with the vehicles of motor as a kind of new green environment protection of power drive wheels travel.The vehicle power of electric automobile generally carries out serial or parallel connection by plurality of groups of storage batteries and is arranged in a combination, and improves the power supply capacity of storage battery with this.Electric automobile is due to less relative to orthodox car to environmental impact, and its prospect is extensively had an optimistic view of.The most widely used power supply of electric automobile is lead acid accumulator, but along with the development of electric vehicle engineering, lead acid accumulator due to energy low, charging rate is slow, and the life-span is short, gradually replace by other storage batterys.The power supply developed mainly contains sodium-sulphur battery, nickel-cadmium cell, lithium battery, fuel cell etc., and the application of these novel power supplies, the development for electric automobile opens wide prospect.The effect of drive motor is mechanical energy by the electric energy conversion of power supply, by transmission device or direct drive of wheel and equipment.
Electric automobile charging pile (station) refers to the website into charging electric vehicle, similar to present gas station.Along with low-carbon economy becomes the theme of China's economic development, electric automobile charging station is as new forms of energy strategy and the important component part of intelligent grid, one of and the emerging strategic industries determined of State Council, the emphasis of Chinese Automobile Industry ' and energy industry development from now on will be become.
As shown in Figure 1, existing electric automobile charging station major part is given rechargeable battery powered by AC/DC convert charging device, the charging voltage size of each AC/DC convert charging device is controlled by control system, because a charging station generally has tens charge position, therefore control system controls very complicated.
As shown in Figure 2, centralized device for converting electric energy is adopted to flow to DC bus by disposable for electrical network electric energy, then DC bus connects multiple DC/DC conversion equipment, be respectively rechargeable battery charging (storage battery), such charging station system controls relatively simple relative to control system the first charging system for electric automobile.
Storage battery is in charging process, in order to shorten the charging interval, time incipient, charging current and charging voltage are all larger, the prolongation in charging interval at any time, the temperature of storage battery can constantly rise, if continue the charging voltage and the charging current that adopt beginning, the life-span of storage battery will reduce greatly; So there is the charging system for electric automobile that charging voltage constantly changes, the technical scheme gathered is exactly the output voltage size constantly regulating DC/DC converting unit, control system is needed constantly to control multiple DC/DC converting unit, the complexity of whole like this control system is higher, owing to needing the conducting turn-off time constantly changing thyristor, make whole system power consumption larger.
Summary of the invention
The technical problem to be solved in the present invention is: what background technology part described needs constantly to regulate the control program complexity of DC/DC switching cell output voltages size higher to extend the rechargeable battery life-span, and the conducting control time changing thyristor frequently consumes energy more.
In order to solve above technical problem, technical scheme of the present invention is as follows: a kind of electric automobile Intelligent charging spot system, comprise centralized AC DC converting unit, the first DC bus, 6 DC/DC unit, 6 charging cases; Centralized AC DC converting unit input connect electrical network, output connects the first DC bus, the input of each DC/DC unit connects the first DC bus; The output of DC/DC unit connects the input of charging case; Also comprise multiple switch element, the second DC bus, temperature sensor, current sensor, voltage sensor, controller unit;
6 DC/DC unit are by left-to-right called after successively the one DC/DC unit, the 2nd DC/DC unit, the 3rd DC/DC unit, the 4th DC/DC unit, the 5th DC/DC unit, the 6th DC/DC unit;
6 charging cases are by left-to-right called after successively first charging case, the second charging case, the 3rd charging case, the 4th charging case, the 5th charging case, the 6th charging case;
The output voltage of the one DC/DC unit, the 2nd DC/DC unit is 1200V;
The output voltage of the 3rd DC/DC unit, the 4th DC/DC unit is 800V;
The output voltage of the 5th DC/DC unit, the 6th DC/DC unit is 600V;
Connect between the output of the one DC/DC unit and the input of the first charging case two switch elements, the connected node between these two switch elements is defined as first node;
Connect between the output of the 2nd DC/DC unit and the input of the second charging case two switch elements, the connected node between these two switch elements is defined as Section Point;
Connect between the output of the 3rd DC/DC unit and the input of the 3rd charging case two switch elements, the connected node between these two switch elements is defined as the 3rd node;
Connect between the output of the 4th DC/DC unit and the input of the 4th charging case two switch elements, the connected node between these two switch elements is defined as the 4th node;
Connect between the output of the 5th DC/DC unit and the input of the 5th charging case two switch elements, the connected node between these two switch elements is defined as the 5th node;
Connect between the output of the 6th DC/DC unit and the input of the 6th charging case two switch elements, the connected node between these two switch elements is defined as the 6th node;
First node connects one end of a switch element, and the other end of this switch element connects the second DC bus;
Section Point connects one end of a switch element, and the other end of this switch element connects the second DC bus;
3rd node connects one end of a switch element, and the other end of this switch element connects the second DC bus;
4th node connects one end of a switch element, and the other end of this switch element connects the second DC bus;
5th node connects one end of a switch element, and the other end of this switch element connects the second DC bus;
6th node connects one end of a switch element, and the other end of this switch element connects the second DC bus;
Temperature sensor detects the temperature of rechargeable battery;
Current sensor, voltage sensor are all arranged at the input port place of charging case;
Current sensor, voltage sensor detect charging current and the charging voltage of each rechargeable battery respectively;
Temperature sensor, current sensor, voltage sensor are electrically connected with controller unit;
The control end of each switch element is electrically connected with the I/O port of controller unit respectively;
Controller unit controls the disconnection of each switch element with closed by the control end of control switch unit.
When the i-th DC/DC unit needs to the i-th charging case charging, controller unit controls the i-th node and disconnects this switch element with the control end of that switch element be connected between DC bus, and controls the i-th DC/DC unit with the control end of those two switch elements of connecting between the i-th charging case and close that two switch elements;
When the i-th DC/DC unit needs to charge to jth charging case, controller unit controls the i-th node and closes this switch element with the control end of that switch element be connected between DC bus, controller unit controls jth node and closes this switch element with the control end of that switch element be connected between DC bus, controller unit controls the i-th DC/DC unit and closes this switch element with the control end of that switch element be connected between the i-th node, the control end that controller unit controls that switch element be connected between the i-th charging case with the i-th node disconnects this switch element, controller unit controls jth charging case and closes this switch element with the control end of that switch element be connected between jth node, controller unit controls jth DC/DC unit and disconnects this switch element with the control end of that switch element be connected between jth node,
Wherein, 1≤i≤6; 1≤j≤6; I ≠ j.
Further, described controller unit adopts MSP430 single-chip microcomputer.
Further, described switch element adopts controlled thyristor.
Compared with prior art, beneficial effect of the present invention: first, the present invention is by detecting temperature, charging current, the charging voltage of rechargeable battery, thus adjust charging voltage, charging current in time, just charging voltage and the charging current of rechargeable battery is changed by the control end of control switch unit due to controller unit, instead of by constantly changing the output voltage of DC/DC converting unit, so whole system to control very simple, the second, owing to being by the closed of control switch unit and turning off, and do not need the conducting control time constantly changing thyristor, so the power consumption of whole system is lower, more energy-conservation, 3rd, the output voltage of DC/DC converting unit of the present invention is changeless, therefore control very simple, in order to the present invention in useful life extending charge in batteries can realize following scheme, such as give the words of the 5th charging case charging, a DC/DC unit and the parallel connection of the 2nd DC/DC unit can be adopted at first, the 3rd DC/DC unit and the 4th DC/DC unit charged in parallel can be adopted after charging a period of time, finally can adopt the 5th DC/DC unit charging, the DC/DC unit of other charge position just can be allowed to be the 5th charging case charging when not needing the storage battery moving the 5th charging case inside, 4th, circuit design of the present invention can simple realization charged in parallel, 5th, the benefit that the present invention arranges the second DC bus is, such as, 2nd DC/DC unit is that the 4th charging case charging only needs the switch element between Section Point and the second DC bus to close, switch element between 3rd node and the second DC bus disconnects, switch element between first node and the second DC bus disconnects, if at this time the 3rd DC/DC unit bio-occlusion the 3rd charging case charging, DC/DC unit bio-occlusion first charging case charges and can not be affected.
Accompanying drawing explanation
Fig. 1 is existing a kind of charging system for electric automobile principle block diagram;
Fig. 2 is existing another kind of charging system for electric automobile principle block diagram;
Fig. 3 is principle block diagram of the present invention;
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Illustrate: DC/DC unit is that AC-DC conversion device belongs to existing known technology and is not described in detail.MSP430 series monolithic is the single-chip microcomputer of 16, have employed Reduced Instruction Set Computer Architecture, and why MSP430 single-chip microcomputer has ultralow power consumption, is because it has its distinctive feature in the supply voltage reducing chip and flexible and controlled operation clock.
For 6 DC/DC unit by left-to-right called after successively the one DC/DC unit, the 2nd DC/DC unit, the 3rd DC/DC unit, the 4th DC/DC unit, the 5th DC/DC unit, the 6th DC/DC unit; 6 charging cases are by left-to-right called after successively first charging case, the second charging case, the 3rd charging case, the 4th charging case, the 5th charging case, the 6th charging case; Just convenient in order to describe, in actual implementation process, do not exist so-called by left-to-right position relationship.
As shown in Figure 2: a kind of electric automobile Intelligent charging spot system, a kind of electric automobile Intelligent charging spot system, comprise centralized AC DC converting unit, the first DC bus, 6 DC/DC unit, 6 charging cases; Centralized AC DC converting unit input connect electrical network, output connects the first DC bus, the input of each DC/DC unit connects the first DC bus; The output of DC/DC unit connects the input of charging case; It is characterized in that, also comprise multiple switch element, the second DC bus, temperature sensor, current sensor, voltage sensor, controller unit; ; 6 DC/DC unit are by left-to-right called after successively the one DC/DC unit, the 2nd DC/DC unit, the 3rd DC/DC unit, the 4th DC/DC unit, the 5th DC/DC unit, the 6th DC/DC unit;
6 charging cases are by left-to-right called after successively first charging case, the second charging case, the 3rd charging case, the 4th charging case, the 5th charging case, the 6th charging case;
The output voltage of the one DC/DC unit, the 2nd DC/DC unit is 1200V;
The output voltage of the 3rd DC/DC unit, the 4th DC/DC unit is 800V;
The output voltage of the 5th DC/DC unit, the 6th DC/DC unit is 600V;
Connect between the output of the one DC/DC unit and the input of the first charging case two switch elements, the connected node between these two switch elements is defined as first node;
Connect between the output of the 2nd DC/DC unit and the input of the second charging case two switch elements, the connected node between these two switch elements is defined as Section Point;
Connect between the output of the 3rd DC/DC unit and the input of the 3rd charging case two switch elements, the connected node between these two switch elements is defined as the 3rd node;
Connect between the output of the 4th DC/DC unit and the input of the 4th charging case two switch elements, the connected node between these two switch elements is defined as the 4th node;
Connect between the output of the 5th DC/DC unit and the input of the 5th charging case two switch elements, the connected node between these two switch elements is defined as the 5th node;
Connect between the output of the 6th DC/DC unit and the input of the 6th charging case two switch elements, the connected node between these two switch elements is defined as the 6th node;
First node connects one end of a switch element, and the other end of this switch element connects the second DC bus;
Section Point connects one end of a switch element, and the other end of this switch element connects the second DC bus;
3rd node connects one end of a switch element, and the other end of this switch element connects the second DC bus;
4th node connects one end of a switch element, and the other end of this switch element connects the second DC bus;
5th node connects one end of a switch element, and the other end of this switch element connects the second DC bus;
6th node connects one end of a switch element, and the other end of this switch element connects the second DC bus;
Temperature sensor detects the temperature of rechargeable battery; Current sensor, voltage sensor are all arranged at the input port place of charging case; Current sensor, voltage sensor detect charging current and the charging voltage of each rechargeable battery respectively; Temperature sensor, current sensor, voltage sensor are electrically connected with controller unit; The control end of each switch element is electrically connected with the I/O port of controller unit respectively; Controller unit controls the disconnection of each switch element with closed by the control end of control switch unit.
Below to only having single DC/DC unit to be described to control algolithm during single charging case charging, then give the control algolithm of single charging case charging similar when two DC/DC unit are in parallel.
When the i-th DC/DC unit needs to the i-th charging case charging, controller unit controls the i-th node and disconnects this switch element with the control end of that switch element be connected between DC bus, and controls the i-th DC/DC unit with the control end of those two switch elements of connecting between the i-th charging case and close that two switch elements;
When the i-th DC/DC unit needs to charge to jth charging case, controller unit controls the i-th node and closes this switch element with the control end of that switch element be connected between DC bus, controller unit controls jth node and closes this switch element with the control end of that switch element be connected between DC bus, controller unit controls the i-th DC/DC unit and closes this switch element with the control end of that switch element be connected between the i-th node, the control end that controller unit controls that switch element be connected between the i-th charging case with the i-th node disconnects this switch element, controller unit controls jth charging case and closes this switch element with the control end of that switch element be connected between jth node, controller unit controls jth DC/DC unit and disconnects this switch element with the control end of that switch element be connected between jth node,
Wherein, 1≤i≤6; 1≤j≤6; I ≠ j.
Wherein, controller unit adopts MSP430 single-chip microcomputer, and switch element adopts controlled thyristor.
Mainly illustrate that DC/DC unit is in parallel then to the control algolithm of single charging case charging below.
The concrete control method principle of embodiment:
The first step, if namely the 6th charging case will be a rechargeable battery charging, current charging interval 0, detected temperatures 15 degree; At this moment can adopt high voltage, large current charge, adopt two DC/DC unit parallel connections exporting 1200V to charge, the controller unit switch element controlled above disconnection the 6th node is connected that switch element of the second DC bus with the 6th node; Switch element above switch element below closed 6th node, first node, Section Point; The switch element that closed first node, Section Point are connected with the second DC bus, disconnects the switch element below first node, Section Point simultaneously;
Second step, supposes to charge 30 minutes, and detected temperatures is 28 degree; At this moment employing two can export the DC/DC unit parallel connection of 800V and charge, at this moment can disconnect first node, switch element that Section Point is connected with the second DC bus, the switch element that closed Section Point, the 3rd node are connected with the second DC bus; The specifically closed and disconnection of other switch element and the similar of the first step.
3rd step, supposes charging 50 minutes, and detected temperatures is 30; Can employing the 6th DC/DC unit be only at this time the rechargeable battery charging in the 6th charging case.
Electrical connection between DC/DC unit of the present invention and charging case can be very easy to realize following demand: storage battery is in charging process, in order to shorten the charging interval, time incipient, charging current and charging voltage need all larger, the prolongation in charging interval at any time, the temperature of storage battery can constantly rise, at this moment adopt medium voltage, current charges, when waiting the temperature of storage battery to rise to higher, adopt low voltage, current charges.Electrical connection between DC/DC unit of the present invention and charging case can be easy to realize several DC/DC unit charged in parallel, really achieves that charging voltage is variable, charging current is variable but controls the target simple, system energy consumption is low simultaneously.
Above control method is an example, and the present invention merely provides a kind of electric automobile Intelligent charging spot system, and the control method that this system is concrete can adjust according to actual conditions.
Present system by detecting the temperature of rechargeable battery, charging current, charging voltage adjust charging voltage in time, substantially prolongs the life-span of storage battery, make charging safer; Because controller unit is by control switch unit thus the charging voltage of change rechargeable battery and charging current, instead of change charging voltage by the output voltage size that changes DC/DC unit, so whole system of the present invention controls very simple, more energy-conservation.

Claims (2)

1. an electric automobile Intelligent charging spot system, comprises centralized AC DC converting unit, the first DC bus, 6 DC/DC unit, 6 charging cases; Centralized AC DC converting unit input connect electrical network, output connects the first DC bus, the input of each DC/DC unit connects the first DC bus; The output of DC/DC unit connects the input of charging case; It is characterized in that, also comprise multiple switch element, the second DC bus, temperature sensor, current sensor, voltage sensor, controller unit;
6 DC/DC unit are by left-to-right called after successively the one DC/DC unit, the 2nd DC/DC unit, the 3rd DC/DC unit, the 4th DC/DC unit, the 5th DC/DC unit, the 6th DC/DC unit;
6 charging cases are by left-to-right called after successively first charging case, the second charging case, the 3rd charging case, the 4th charging case, the 5th charging case, the 6th charging case;
The output voltage of the one DC/DC unit, the 2nd DC/DC unit is 1200V;
The output voltage of the 3rd DC/DC unit, the 4th DC/DC unit is 800V;
The output voltage of the 5th DC/DC unit, the 6th DC/DC unit is 600V;
Connect between the output of the one DC/DC unit and the input of the first charging case two switch elements, the connected node between these two switch elements is defined as first node;
Connect between the output of the 2nd DC/DC unit and the input of the second charging case two switch elements, the connected node between these two switch elements is defined as Section Point;
Connect between the output of the 3rd DC/DC unit and the input of the 3rd charging case two switch elements, the connected node between these two switch elements is defined as the 3rd node;
Connect between the output of the 4th DC/DC unit and the input of the 4th charging case two switch elements, the connected node between these two switch elements is defined as the 4th node;
Connect between the output of the 5th DC/DC unit and the input of the 5th charging case two switch elements, the connected node between these two switch elements is defined as the 5th node;
Connect between the output of the 6th DC/DC unit and the input of the 6th charging case two switch elements, the connected node between these two switch elements is defined as the 6th node;
First node connects one end of a switch element, and the other end of this switch element connects the second DC bus;
Section Point connects one end of a switch element, and the other end of this switch element connects the second DC bus;
3rd node connects one end of a switch element, and the other end of this switch element connects the second DC bus;
4th node connects one end of a switch element, and the other end of this switch element connects the second DC bus;
5th node connects one end of a switch element, and the other end of this switch element connects the second DC bus;
6th node connects one end of a switch element, and the other end of this switch element connects the second DC bus;
Temperature sensor detects the temperature of rechargeable battery;
Current sensor, voltage sensor are all arranged at the input port place of charging case;
Current sensor, voltage sensor detect charging current and the charging voltage of each rechargeable battery respectively;
Temperature sensor, current sensor, voltage sensor are electrically connected with controller unit;
The control end of each switch element is electrically connected with the I/O port of controller unit respectively;
Controller unit controls the disconnection of each switch element with closed by the control end of control switch unit;
When the i-th DC/DC unit needs to the i-th charging case charging, controller unit controls the i-th node and disconnects this switch element with the control end of that switch element be connected between DC bus, and controls the i-th DC/DC unit with the control end of those two switch elements of connecting between the i-th charging case and close that two switch elements;
When the i-th DC/DC unit needs to charge to jth charging case, controller unit controls the i-th node and closes this switch element with the control end of that switch element be connected between DC bus, controller unit controls jth node and closes this switch element with the control end of that switch element be connected between DC bus, controller unit controls the i-th DC/DC unit and closes this switch element with the control end of that switch element be connected between the i-th node, the control end that controller unit controls that switch element be connected between the i-th charging case with the i-th node disconnects this switch element, controller unit controls jth charging case and closes this switch element with the control end of that switch element be connected between jth node, controller unit controls jth DC/DC unit and disconnects this switch element with the control end of that switch element be connected between jth node,
Wherein, 1≤i≤6; 1≤j≤6; I ≠ j.
2. a kind of electric automobile Intelligent charging spot system according to claim 1, is characterized in that: described controller unit adopts MSP430 single-chip microcomputer; Described switch element adopts controlled thyristor.
CN201510661092.2A 2015-10-10 2015-10-10 Electric automobile smart charging pile system Pending CN105244948A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510661092.2A CN105244948A (en) 2015-10-10 2015-10-10 Electric automobile smart charging pile system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610326567.7A CN105958612A (en) 2015-10-10 2015-10-10 Control method of electric vehicle intelligent charging pile system
CN201510661092.2A CN105244948A (en) 2015-10-10 2015-10-10 Electric automobile smart charging pile system

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201610326567.7A Division CN105958612A (en) 2015-10-10 2015-10-10 Control method of electric vehicle intelligent charging pile system

Publications (1)

Publication Number Publication Date
CN105244948A true CN105244948A (en) 2016-01-13

Family

ID=55042479

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201610326567.7A Pending CN105958612A (en) 2015-10-10 2015-10-10 Control method of electric vehicle intelligent charging pile system
CN201510661092.2A Pending CN105244948A (en) 2015-10-10 2015-10-10 Electric automobile smart charging pile system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201610326567.7A Pending CN105958612A (en) 2015-10-10 2015-10-10 Control method of electric vehicle intelligent charging pile system

Country Status (1)

Country Link
CN (2) CN105958612A (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202206160U (en) * 2011-09-09 2012-04-25 南京泰春电子有限公司 Charging device of electric automobiles
CN103023105A (en) * 2012-12-04 2013-04-03 江苏嘉钰新能源技术有限公司 Electric motor car charging system with standby switching and charging method
CN104079052A (en) * 2014-07-04 2014-10-01 国家电网公司 Direct-current charging system of electric automobile
US20150008850A1 (en) * 2011-12-31 2015-01-08 Byd Company Limited Electric vehicle and active discharging system for electric vehicle

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202206160U (en) * 2011-09-09 2012-04-25 南京泰春电子有限公司 Charging device of electric automobiles
US20150008850A1 (en) * 2011-12-31 2015-01-08 Byd Company Limited Electric vehicle and active discharging system for electric vehicle
CN103023105A (en) * 2012-12-04 2013-04-03 江苏嘉钰新能源技术有限公司 Electric motor car charging system with standby switching and charging method
CN104079052A (en) * 2014-07-04 2014-10-01 国家电网公司 Direct-current charging system of electric automobile

Also Published As

Publication number Publication date
CN105958612A (en) 2016-09-21

Similar Documents

Publication Publication Date Title
CN104079052B (en) Electric automobile DC charging system
CN203967811U (en) Electric automobile DC charging system
CN103326439A (en) Equalization circuit of battery pack and equalization method
CN103051019A (en) Battery pack series-parallel switching control system and charge and discharge control method thereof
CN101262138A (en) Monocase balanced system for lithium ion dynamic battery
CN105186628A (en) Intelligent charging pile system for electric automobile
CN102664435B (en) Charging management circuit
CN204407961U (en) Battery pack distribution multi-mode equalization charging circuit
CN203104024U (en) Battery equalization charging device with charging and discharging equalizing function
CN202888901U (en) Equalization circuit for battery pack
CN105375555A (en) Electric automobile intelligent charging pile system
CN103956800A (en) Self-adaptive fuzzy balancing control method based on historical balancing speed
CN105375599A (en) Electric automobile direct-current charging pile system
CN105162210A (en) Electric automobile direct-current charging pile system
CN101916888A (en) Intelligent charging equalization method and device of power battery for hybrid power vehicle and pure electric vehicle
CN203014427U (en) Battery set connection control device capable of realizing series-parallel switching
CN202856422U (en) Bidirectional electrical energy transfer circuit
CN105244948A (en) Electric automobile smart charging pile system
CN105375553A (en) Electric automobile intelligent charging pile system
CN105244984A (en) Intelligent charging pile system for electric automobile
CN105375554A (en) Electric automobile direct-current charging pile system
CN105244983A (en) Intelligent charging pole system of electromobile
CN105244949A (en) Electric automobile smart charging pile system
CN105244945A (en) DC charging pole system of electromobile
CN105226752A (en) Electric automobile direct-current charging post system

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20160113