CN105322583A - Electric automobile group charging device and system - Google Patents
Electric automobile group charging device and system Download PDFInfo
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- CN105322583A CN105322583A CN201410336884.8A CN201410336884A CN105322583A CN 105322583 A CN105322583 A CN 105322583A CN 201410336884 A CN201410336884 A CN 201410336884A CN 105322583 A CN105322583 A CN 105322583A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/12—Remote or cooperative charging
Abstract
The invention discloses an electric automobile group charging device and a system. The group charging device comprises an integrated charging box, and is characterized in that the integrated charging box outputs a plurality of charging cables, the charging cables are connected to charging plugging connection apparatuses, and the charging plugging connection apparatuses are arranged at parking spaces respectively. The integrated charging box is utilized to carry out centralized and unified management on charging conditions of the charging plugging connection apparatuses connected with the integrated charging box, thereby not only saving the occupied area, but also being convenient for centralized management and load allocation, being capable of carrying out centralized control on each charging branch circuit, and being completely controllable for each charging branch circuit. During charging, a terminal sends charging plugging connection apparatus information and charging parameters to a cloud server, the cloud server is communicated with a control system, the cloud server or the control system calculates a charging strategy, a switching device is controlled according to the charging strategy, and centralized intelligent charging is realized.
Description
Technical field
The present invention relates to charging electric vehicle technical field, particularly relate to a kind of electric automobile group charging device for concentrated parking lot and system.
Background technology
Along with the enhancing of environmental protection and energy saving consciousness, electric automobile, owing to taking vehicle power as power, can solve fuel-engined vehicle pollution emission environment, problems such as high energy consumption and progressively being favored.And the charging problems of the electric automobile problem that to be people pay special attention to, it is related to the universal of electric automobile and promotes.
Prior art is provided with charging station usually in parking lot, residential quarter or office building region, is provided with multiple charging pile in charging station, after electric automobile stops, to be connected by electric automobile to charge by cable with charging pile.Switching device, electric energy detection device, message accounting etc. are provided with in charging pile, when electric automobile needs to charge, by automobile parking to parking stall, and the connectors of charging pile is connected with automobile storage battery, the switching device of charging pile closes, charge to electric automobile, charging pile measures charge volume, calculates charging expense.But scattering device charging pile has following shortcoming:
(1) independently charging pile is set on parking stall, charging pile needs on the one hand to take certain space, and to carry out installations fixing, on the other hand electric automobile easily collides the phenomenon of charging pile in docking process, causes charging pile to take up room comparatively large and fail safe is lower.
(2) charging pile is independent charges to electric automobile.When Rechargeable vehicle is more, the charging of a large amount of dispersion cannot be carried out concentrating effective management to charging load, and electrical network cannot carry random very large fluctuation charging load.
(3) when electric automobile needs to charge, need to find charging parking stall, particularly when charging vehicle is more, find parking stall of charging very inconvenient, lose time.
And along with the increase of electric automobile quantity, getting more and more to the demand of charging pile, only increase the quantity of charging pile blindly, is not do not solve charging electric vehicle problem effective way.Charging electric vehicle must set up a set of brand-new Intelligent charging management system, effectively could solve electric automobile quantity and be on the increase brought problem.
Summary of the invention
The invention provides a kind of electric automobile group charging device, solve the mode that existing charging station adopts independently charging pile to charge to electric automobile, not only take up room large but also fail safe is lower, cannot carry out to charging load the problem that effective management causes electrical network Electrical Safety simultaneously.
Technical scheme provided by the invention is, a kind of electric automobile group charging device, and comprise integrated charge case, integrated charge case exports some charging cables, and charging cable is connected with charging plug device, and charging plug device is arranged on parking stall;
Integrated charge case comprises casing, and is integrated in casing:
Electric power switch unit, electric power switch unit connects with the inlet wire of charging case, for obtaining electric energy from power supply grid, and by power distribution in charging paths;
Charging paths, connects with charging cable, for providing charge power supply for electric automobile; Charging paths is provided with switching device, and switching device is for controlling the break-make of charging paths;
Electric current and voltage harvester, for the inlet wire and charging paths that gather charging case electric current and voltage information and export control system to,
Electric power meter, for the inlet wire and charging paths that gather charging case power consumption information and export control system to;
Control system, for receiver voltage current information, power consumption information be uploaded to Cloud Server, for receiving the charging strategy that Cloud Server sends, and according to charging strategy control switch device; Wherein, charging strategy is that electric current and voltage information, the power consumption information that Cloud Server the vehicle charging parameter, charging plug device information and the control system that send according to terminal send calculates;
Or, control system is used for receiver voltage current information, power consumption information, vehicle charging parameter and charging plug device information, and calculate charging strategy according to the information received, according to charging strategy control switch device, vehicle charging parameter and charging plug device information are the information that the terminal of cloud server sends.
Conveniently user pays charging expense, electric power meter gathers the power consumption information of charging paths corresponding to charging plug device and transfers to control system, power consumption information is uploaded to Cloud Server by control system, Cloud Server carries out charging, and the terminal sending charging plug assembly information to Cloud Server carries out network payment;
Or, electric power meter gathers the power consumption information of charging paths corresponding to described charging plug device and transfers to control system, power consumption information is uploaded to Cloud Server by control system, Cloud Server carries out charging, and the terminal sending charging plug assembly information to Cloud Server carries out network payment.Use terminal to carry out network payment, can greatly save time of payment and program, for user provides convenience, improve user experience.
Preferably, integrated charge case comprises testing circuit, for detecting the connection state information of charging plug device, and the connection state information of charging plug device is sent to control system, according to the connection state information of charging plug assembly, control system can judge that whether this charging parking stall is as empty, finds parking stall to instruct user.
Preferably, charging plug device comprises the insertion connector being arranged on parking stall, and insertion connector is arranged in the wheel bit-stopping structure part on parking stall subsurface or parking stall, does not only take up room, and can not collide with automobile and damage, and fail safe is high.
Wherein, charging paths comprises single phase alternating current (A.C.) charging paths and/or three-phase alternating current charging paths and/or DC charging branch road.
Control system or Cloud Server timing are according to electric current and voltage information, the power consumption information calculating charging strategy of charging paths, and control system, according to charging strategy control switch device, ensures Electrical Safety.
Preferably, when control system or Cloud Server calculate charging strategy, according to the single-phase charging load of each charging paths, judge that the single-phase load of different charging paths causes the tri-phase unbalance factor whether overrate of power supply, when overrate, the charging access controlling charging paths is separate, reaches the balance of three-phase load.
Preferably, when control system or Cloud Server calculate charging strategy, the total load of integrated charge case is calculated, judges whether total load exceedes rated load, when total load is no more than rated load, continue to perform charging process; When total load exceedes rated load, the switching device of breaking part charging paths.
Based on the design of above-mentioned group's charging device, the invention allows for a kind of electric automobile group charging system, system comprises automobile group charging device, terminal and Cloud Server;
Terminal is used for Cloud Server login account information, sends reservation, starts, stops the instruction of charging, send vehicle charging parameter, charging plug device information to Cloud Server; For carrying out network payment to Cloud Server; For receiving the pushed information of Cloud Server;
Cloud Server is used for electric current and voltage information, the power consumption information of vehicle charging parameter, charging plug device information and the control system transmission that receiving terminal sends, the information that the information sent according to terminal and control system send calculates charging strategy, and charging strategy is sent to control system; For the control command that receiving terminal sends, and to terminal pushed information; For login account information, integrated charge case, the charging plug device facility information of office terminal;
Or Cloud Server is used for vehicle charging parameter, charging plug device information, the control command be forwarded to control system that receiving terminal sends; For the charging process information that receiving control system sends, and push to terminal; For login account information, integrated charge case, the charging plug device facility information of office terminal.
Preferably, the connection state information of charging plug device is sent to Cloud Server by control system, the parking stall positional information at the charging plug assembly place do not connected is pushed to terminal by Cloud Server, plays the effect of navigation, instruct user to find parking stall to user.
Compared with prior art, advantage of the present invention and positive performance are:
1. electric automobile group charging device of the present invention comprises an integrated charge case, and integrated charge case exports some charging cables, and the other end of charging cable extends to parking stall, and on charging cable, be connected with charging plug assembly.
The present invention utilizes the charge condition of integrated charge case to connected charging plug assembly to carry out centralized and unified management, not only save floor space, and be convenient to centralized management and load is allocated, and can to charging paths centralized control, completely controlled to each charging paths.During charging, charging plug assembly information and charge parameter are sent to Cloud Server by terminal, Cloud Server and control system communication, and Cloud Server or control system calculate charging strategy, according to charging strategy control switch device.
The present invention is only provided with charging plug assembly in parking stall, charging plug assembly is arranged in the wheel bit-stopping structure part on parking stall subsurface or parking stall, there is no charging pile in parking stall, thus, can effectively prevent plug assembly to be subject to the use of the collision influential system of vehicle.
Thus, the present invention is particularly useful for the electric automobile group Charge Management in concentrated parking lot.
2. integrated charge case of the present invention electric power meter collection and record charge volume, carried out the clearing of expense by the network payment of terminal, swipe the card without the need to scene and pay the fees, easy to operate.And carry out man-machine interaction by terminal, can arrange the information such as charge mode and reservation charge period in terminal, and can show charging process in terminal, user can carry out real-time query, very convenient.
3. the testing circuit of integrated charge case of the present invention detects the connection state information of charging plug device, and the connection state information of charging plug device is sent to Cloud Server, the parking stall positional information at the charging plug assembly place do not connected is pushed to terminal by Cloud Server, play the effect of navigation to user, instruct user to find parking stall.4. charging paths of the present invention comprises AC charging branch road, DC charging branch road and alternating current-direct current double-purpose charging paths, is applicable to the charge type of various electric automobile, applied widely.The time phase that the present invention makes full use of vehicle lay-off carries out charging service.According to the vehicle charging parameter that user sends, consider power load, automobile is adopted to the trickle charge mode of safer small area analysis, or need the vehicle of emergent charging to adopt direct current to fill soon, realize intelligent charge management.
5. the present invention can gather the electric load situation of this charging case, according to current power rated load value, calculate the residue load that can be used for charging, again according to the demand of Current vehicle charging, planning charging strategy, control the process of charging, reach the charging that total load realizes electric automobile in rated load value.Meanwhile, carry out the management of balance of threephase load, ensure charging safety, load impact can not be caused to electrical network.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of specific embodiment of the invention electric automobile group charging device.
Fig. 2 is specific embodiment of the invention integrated charge case theory diagram.
Fig. 3 is the theory diagram of specific embodiment of the invention electric automobile group charging system.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Specific embodiment 1:
Electric automobile group of the present invention refers to that in one's respective area, all access power supply grids carry out the general name of the electric automobile charged.Electric automobile group charging device comprises integrated charge case, and the inlet wire of integrated charge case can connect low-voltage alternating current power supply or high-voltage ac power, is provided with transformer when integrated charge case connects high-voltage ac power than during connection low-voltage alternating current power supply more.When connecting high-voltage ac power, in charging case, be provided with transformer, first High Level AC Voltage is converted to low-voltage AC by transformer, then accesses the other parts of integrated charging case.Above-mentioned two kinds of modes are all within protection scope of the present invention.
Connect high-voltage ac power for the inlet wire of the integrated charge case of electric automobile group charging device below, implementation of the present invention be described:
As shown in Figure 1, the electric automobile group charging device of the present embodiment comprises an integrated charge case 1, and wherein, integrated charge case 1 exports some charging cables 2, and the end of charging cable 2 is connected with charging plug device 3.Charging plug device 3 is arranged on parking stall 4.Charging cable 2 is in underground or connect up on the ground, and is provided with cable protecting device, avoids cable to be destroyed.When electric automobile is parked on parking stall 4, charging plug assembly 3 can be connected with electric automobile, utilize automobile down time to charge to automobile.
Charging plug device comprises the insertion connector being arranged on parking stall, is generally charging gun, but does not limit, and every insertion connector that can realize connecting with electric vehicle charge interface is all within protection scope of the present invention.Insertion connector is arranged in the wheel bit-stopping structure part on parking stall subsurface or parking stall, does not only take up room, and can not collide with automobile and damage, and fail safe is high.
The integrated charge case of the present embodiment comprises casing, and is integrated in casing:
Electric power switch unit, electric power switch unit connects with the inlet wire of charging case, for obtaining electric energy from high voltage supply electrical network, and high voltage source is converted to after low-tension supply through transformer and is assigned in each charging paths.
Charging paths, the charging paths of the present embodiment comprises single phase alternating current (A.C.) charging paths, three-phase alternating current charging paths and DC charging branch road.Certainly, charging paths also according to actual charge requirement, can be provided with separately single phase alternating current (A.C.) charging paths, three-phase alternating current charging paths or DC charging branch road, or the combination of two mode of above-mentioned three kinds of charging paths, all within protection scope of the present invention.
Wherein, single phase alternating current (A.C.) charging paths is connected to the A phase of AC power, B phase or C phase; Three-phase alternating current charging paths is connected to the A phase of AC power, B phase and C phase, and DC charging branch road is connected in AC power by rectification module.
Charging paths connects with charging cable, provides charge power supply for electric automobile; Charging paths is provided with switching device, and switching device is for controlling the break-make of charging paths.The electric current of single phase alternating current (A.C.) charging paths, three-phase alternating current charging paths can by the disconnection of control switch device with closed, and controlling charging process is intermittent mode charging.DC charging branch road controls the size of charging current by power control module, and the adjustable range of electric current can from the output-current rating of 0 ~ charger.
Testing circuit, for detecting the connection state information of charging plug device, and is sent to control system by the connection state information of charging plug device.
Control system comprises total supervisory control system and high pressure monitoring module, exchanges monitoring module and direct-current supervision module.
Wherein, high pressure monitoring module, interchange monitoring module and direct-current supervision module include electric current and voltage harvester, electric power meter, monitoring switch device and communication device.
High pressure monitoring module gathers the primary voltage current information of charging case by electric current and voltage harvester and exports total supervisory control system to by communication device; Measure power consumption information by electric power meter and export total supervisory control system to by communication device; By the state of monitoring switch device monitoring electric energy switch, and export total supervisory control system to by communication device; Meanwhile, the monitoring switch device of high pressure monitoring module receives the control command of total supervisory control system transmission by communication module, control the state of electric energy switch.
Exchange monitoring module gathered the electric current and voltage information of the AC charging branch road of charging case by electric current and voltage harvester and export total supervisory control system to by communication device; Measure the power consumption information of AC charging branch road by electric power meter and export total supervisory control system to by communication device; By the state of monitoring switch device monitoring communication branch switch device, and export total supervisory control system to by communication device; Meanwhile, the monitoring switch device exchanging monitoring module receives the control command of total supervisory control system transmission by communication module, control the state of the switching device of AC charging branch road.
Direct-current supervision module is gathered the electric current and voltage information of the DC charging branch road of charging case and exports total supervisory control system to by communication device by electric current and voltage harvester; Measure the power consumption information of DC charging branch road by electric power meter and export total supervisory control system to by communication device; By the state of monitoring switch device monitoring direct current communication branch switch device, and export total supervisory control system to by communication device; Meanwhile, the monitoring switch device of direct-current supervision module receives the control command of total supervisory control system transmission by communication module, control the state of the switching device of DC charging branch road.
Total supervisory control system, with high pressure monitoring module, exchange monitoring module, direct-current supervision module and Cloud Server communication, for receiving high pressure monitoring module, exchange monitoring module, the electric current and voltage information of direct-current supervision module, power consumption information be uploaded to Cloud Server, for receiving the charging strategy that Cloud Server sends, and the monitoring switch device of sending controling instruction best friend flow monitoring module, direct-current supervision module, the break-make of control switch device.
Cloud Server receives the electric current and voltage information that total supervisory control system sends on the one hand, power consumption information, the vehicle charging parameter of receiving terminal transmission (such as: charge mode on the other hand, reservation charge period etc.), charging plug assembly information, Cloud Server is according to electric current and voltage information, power consumption information, charge parameter, charging plug assembly information and rated load, tri-phase unbalance factor rated value etc. determines charging strategy, charging strategy preferentially utilizes the low ebb electricity of electrical network to realize the charging of electric automobile, and in peak times of power consumption, then can not control by charging priority.Charging strategy is sent to total supervisory control system by Cloud Server, and total supervisory control system exports the monitoring switch device of control command best friend flow monitoring module, direct-current supervision module, the break-make of control switch device.
When user charges, be connected by the charging plug device on parking stall with Rechargeable vehicle, the testing circuit of integrated charge case detects after charging plug device is connected with automobile, and link information is sent to control system, and control system is forwarded to Cloud Server.With the number information of terminal input charging plug device or the 2 D code information of scanning charging plug assembly, and the information of charging plug device is sent to Cloud Server.Meanwhile, user can arrange the vehicle charging parameter such as time, charge volume or charge mode of reservation charging in terminal, and vehicle charging parameter is sent to Cloud Server.After user sends log-on message by terminal to Cloud Server, Cloud Server calculates new charging strategy according to the operating state of current integrated charge case, and charging strategy is sent to total supervisory control system, total supervisory control system exports the monitoring switch device of control command best friend flow monitoring module, direct-current supervision module, the break-make of control switch device, by controlling the charging interval and the charging order that distribute vehicle, charging vehicle is made to reach charge requirement.Electric power meter gathers the power consumption information of charging paths corresponding to charging plug device and transfers to total supervisory control system, and charging process is by total supervisory control system Real-Time Monitoring; Power consumption information, charging process are uploaded to Cloud Server by total supervisory control system, and charging process is pushed to terminal by Cloud Server, carry out charging simultaneously, carry out network payment by the terminal sending charging plug assembly information to Cloud Server.
Preferably, Cloud Server timing calculates new charging strategy according to the electric current and voltage information of charging paths, power consumption information, and control system is according to new charging strategy control switch device.
Wherein, when Cloud Server calculates charging strategy, according to the single-phase charging load of each charging paths, judge that the single-phase load of different charging paths causes the tri-phase unbalance factor whether overrate of power supply, when overrate, the charging access controlling charging paths is separate, reaches the balance of three-phase load.
, the total load of integrated charge case is calculated meanwhile, judge whether total load exceedes rated load, when total load is no more than rated load, continue to perform charging process; When total load exceedes rated load, the switching device of breaking part charging paths.
Based on the design of above-mentioned group's charging device, the present embodiment also proposed a kind of electric automobile group charging system, and automobile group charging system comprises automobile group charging device, terminal and Cloud Server.Wherein, automobile group charging device is described above, is described in detail respectively below to the matching relationship of terminal and Cloud Server and three:
Terminal is connected with Cloud Server by wireless network, for Cloud Server login account information; Send vehicle charging parameter to Cloud Server, and the id information of scanning or input charging plug assembly is sent to Cloud Server; Reservation (reservation comprises charging interval, charge volume or charge mode formula etc.) sent, start, stop the instruction of charging to Cloud Server; For carrying out network payment to Cloud Server; For receiving the pushed information of Cloud Server, such as charging process information, charging station positional information and empty parking space information etc.
Cloud Server is used for electric current and voltage information, the power consumption information of vehicle charging parameter, charging plug device information and the control system transmission that receiving terminal sends, the information that the information sent according to terminal and control system send calculates charging strategy, and charging strategy is sent to control system, control system controls the break-make of charging paths.The instruction of the reservation sent for receiving terminal, startup, stopping charging, and to terminal pushed information.For login account information, integrated charge case, the charging plug device facility information of office terminal, accounts information comprises car owner's identity information and paid accounts etc., accounts information is kept in Cloud Server, for management and charging, the clearing etc. of car owner, integrated charge case, charging plug device facility information are used for the monitoring of charging process and record, carry out the clearing of charging service and network payment etc.
The positional information of charging station is on the one hand pushed to terminal by Cloud Server, and user can the real-time query charging station nearest apart from oneself, and navigates to user.On the other hand, Cloud Server also can push the parking stall navigation information of concrete charging station to terminal, be specially: the connection state information of charging plug device is sent to Cloud Server by control system, the parking stall positional information at the charging plug assembly place do not connected is pushed to terminal by Cloud Server, play the effect of navigation to user, instruct user to find parking stall.
Specific embodiment 2:
Electric automobile group of the present invention refers to that in one's respective area, all access power supply grids carry out the general name of the electric automobile charged.Electric automobile group charging device comprises integrated charge case, and the inlet wire of integrated charge case can connect low-voltage alternating current power supply or high-voltage ac power, is provided with transformer when integrated charge case connects high-voltage ac power than during connection low-voltage alternating current power supply more.When connecting high-voltage ac power, in charging case, be provided with transformer, first High Level AC Voltage is converted to low-voltage AC by transformer, then accesses the other parts of integrated charging case.Above-mentioned two kinds of modes are all within protection scope of the present invention.
Connect high-voltage ac power for the inlet wire of the integrated charge case of electric automobile group charging device below, implementation of the present invention be described:
As shown in Figure 1, the electric automobile group charging device of the present embodiment comprises an integrated charge case 1, and wherein, integrated charge case 1 exports some charging cables 2, and the end of charging cable 2 is connected with charging plug device 3.Charging plug device 3 is arranged on parking stall 4.When automobile is parked on parking stall 4, charging plug assembly 3 can be connected with automobile, utilize automobile down time to charge to automobile.
Charging plug device comprises the insertion connector being arranged on parking stall, is generally charging gun, but does not limit, and every insertion connector that can realize connecting with vehicle charging interface is all within protection scope of the present invention.Insertion connector is arranged in the wheel bit-stopping structure part on parking stall subsurface or parking stall, does not only take up room, and can not collide with automobile and damage, and fail safe is high.
The integrated charge case of the present embodiment comprises casing, and is integrated in casing:
Electric power switch unit, electric power switch unit connects with the inlet wire of charging case, for obtaining electric energy from high voltage supply electrical network, and high voltage source is converted to after low-tension supply through transformer and is assigned in each charging paths.
Charging paths, the charging paths of the present embodiment comprises single phase alternating current (A.C.) charging paths, three-phase alternating current charging paths and DC charging branch road.Certainly, charging paths also according to actual charge requirement, can be provided with separately single phase alternating current (A.C.) charging paths, three-phase alternating current charging paths or DC charging branch road, or the combination of two mode of above-mentioned three kinds of charging paths, all within protection scope of the present invention.
Wherein, single phase alternating current (A.C.) charging paths is connected to the A phase of AC power, B phase or C phase; Three-phase alternating current charging paths is connected to the A phase of AC power, B phase and C phase, and DC charging branch road is connected in AC power by rectification module.
Charging paths connects with charging cable, for providing charge power supply for automobile; Charging paths is provided with switching device, and switching device is for controlling the break-make of charging paths.The electric current of single phase alternating current (A.C.) charging paths, three-phase alternating current charging paths can by the disconnection of control switch device with closed, and controlling charging process is intermittent mode charging.DC charging branch road controls the size of charging current by power control module, and the adjustable range of electric current can from the output-current rating of 0 ~ charger.
Testing circuit, for detecting the connection state information of charging plug device, and is sent to control system by the connection state information of charging plug device.
Control system comprises total supervisory control system and high pressure monitoring module, exchanges monitoring module and direct-current supervision module.
Wherein, high pressure monitoring module, interchange monitoring module and direct-current supervision module include electric current and voltage harvester, electric power meter, monitoring switch device and communication device.
High pressure monitoring module gathers the primary voltage current information of charging case by electric current and voltage harvester and exports total supervisory control system to by communication device; Measure power consumption information by electric power meter and export total supervisory control system to by communication device; By the state of monitoring switch device monitoring electric energy switch, and export total supervisory control system to by communication device; Meanwhile, the monitoring switch device of high pressure monitoring module receives the control command of total supervisory control system transmission by communication module, control the state of electric energy switch.
Exchange monitoring module gathered the electric current and voltage information of the AC charging branch road of charging case by electric current and voltage harvester and export total supervisory control system to by communication device; Measure the power consumption information of AC charging branch road by electric power meter and export total supervisory control system to by communication device; By the state of monitoring switch device monitoring communication branch switch device, and export total supervisory control system to by communication device; Meanwhile, the monitoring switch device exchanging monitoring module receives the control command of total supervisory control system transmission by communication module, control the state of the switching device of AC charging branch road.
Direct-current supervision module is gathered the electric current and voltage information of the DC charging branch road of charging case and exports total supervisory control system to by communication device by electric current and voltage harvester; Measure the power consumption information of DC charging branch road by electric power meter and export total supervisory control system to by communication device; By the state of monitoring switch device monitoring direct current communication branch switch device, and export total supervisory control system to by communication device; Meanwhile, the monitoring switch device of direct-current supervision module receives the control command of total supervisory control system transmission by communication module, control the state of the switching device of DC charging branch road.
Total supervisory control system, with high pressure monitoring module, exchanges monitoring module, direct-current supervision module and Cloud Server communication, for receiving high pressure monitoring module, exchanging monitoring module, the electric current and voltage information of direct-current supervision module, power consumption information; Receive vehicle charging parameter (such as: charge mode, reservation charge period etc.), charging plug assembly information that Cloud Server sends.Total supervisory control system determines charging strategy according to electric current and voltage information, power consumption information, charge parameter, charging plug assembly information and rated load, tri-phase unbalance factor rated value etc., charging strategy preferentially utilizes the low ebb electricity of electrical network to realize the charging of electric automobile, and in peak times of power consumption, then can not control by charging priority.Total supervisory control system according to the monitoring switch device of charging strategy sending controling instruction best friend flow monitoring module, direct-current supervision module, the break-make of control switch device.
Vehicle charging parameter (such as: charge mode, reservation charge period etc.), charging plug assembly information that cloud server terminal sends, and be forwarded to total supervisory control system.
When user charges, be connected by the charging plug device on parking stall with Rechargeable vehicle, the testing circuit of integrated charge case detects after charging plug device is connected with automobile, and link information is sent to total supervisory control system.With the number information of terminal input charging plug device or the 2 D code information of scanning charging plug assembly, and the information of charging plug device is sent to Cloud Server, above-mentioned information is forwarded to total supervisory control system by Cloud Server.Meanwhile, user can arrange the vehicle charging parameter such as time, charge volume or charge mode of reservation charging in terminal, and vehicle charging parameter is sent to Cloud Server, and above-mentioned information is forwarded to total supervisory control system by Cloud Server.After user sends log-on message by terminal to Cloud Server, total supervisory control system calculates new charging strategy according to the operating state of current integrated charge case, total supervisory control system exports the monitoring switch device of control command best friend flow monitoring module, direct-current supervision module, the break-make of control switch device, by controlling the charging interval and the charging order that distribute vehicle, charging vehicle is made to reach charge requirement.Electric power meter gathers the power consumption information of charging paths corresponding to charging plug device and transfers to total supervisory control system, and charging process is by total supervisory control system Real-Time Monitoring; Power consumption information, charging process are uploaded to Cloud Server by total supervisory control system, and charging process is pushed to terminal by Cloud Server, carry out charging simultaneously, carry out network payment by the terminal sending charging plug assembly information to Cloud Server.
Preferably, the timing of total supervisory control system calculates new charging strategy according to the electric current and voltage information of charging paths, power consumption information, and control system is according to new charging strategy control switch device.
Wherein, when total supervisory control system calculates charging strategy, according to the single-phase charging load of each charging paths, judge that the single-phase load of different charging paths causes the tri-phase unbalance factor whether overrate of power supply, when overrate, the charging access controlling charging paths is separate, reaches the balance of three-phase load.
, the total load of integrated charge case is calculated meanwhile, judge whether total load exceedes rated load, when total load is no more than rated load, continue to perform charging process; When total load exceedes rated load, the switching device of breaking part charging paths.
Based on the design of above-mentioned group's charging device, the present embodiment also proposed a kind of automobile group charging system, and automobile group charging system comprises automobile group charging device, terminal and Cloud Server.Wherein, automobile group charging device is described above, is described in detail respectively below to the matching relationship of terminal and Cloud Server and three:
Terminal is connected with Cloud Server by wireless network, for Cloud Server login account information; Send vehicle charging parameter to Cloud Server, and the id information of scanning or input charging plug assembly is sent to Cloud Server; Reservation (reservation comprises charging interval, charge volume or charge mode formula etc.) sent, start, stop the instruction of charging to Cloud Server; For carrying out network payment to Cloud Server; For receiving the pushed information of Cloud Server, such as charging process information, charging station positional information and empty parking space information etc.
Cloud Server is used for vehicle charging parameter, the charging plug device information that receiving terminal sends, the instruction of the reservation that receiving terminal sends, startup, stopping charging, and be transmitted to total supervisory control system, total supervisory control system sends the Cloud Server of charging process information, and Cloud Server also pushes charging process information, charging station positional information and empty parking space information etc. to terminal.Cloud Server is also for login account information, integrated charge case, the charging plug device facility information of office terminal, accounts information comprises car owner's identity information and paid accounts etc., accounts information is kept in Cloud Server, for management and charging, the clearing etc. of car owner, integrated charge case, charging plug device facility information are used for the monitoring of charging process and record, carry out the clearing of charging service and network payment etc.
The positional information of charging station is on the one hand pushed to terminal by Cloud Server, and user can the real-time query charging station nearest apart from oneself, and navigates to user.On the other hand, Cloud Server also can push the parking stall navigation information of concrete charging station to terminal, be specially: the connection state information of charging plug device is sent to Cloud Server by control system, the parking stall positional information at the charging plug assembly place do not connected is pushed to terminal by Cloud Server, play the effect of navigation to user, instruct user to find parking stall.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. an electric automobile group charging device, is characterized in that, described device comprises integrated charge case, and described integrated charge case exports some charging cables, and described charging cable is connected with charging plug device, and described charging plug device is arranged on parking stall;
Described integrated charge case comprises casing, and is integrated in casing:
Electric power switch unit, described electric power switch unit connects with the inlet wire of charging case, for obtaining electric energy from power supply grid, and by described power distribution in charging paths;
Charging paths, connects with described charging cable, for providing charge power supply for electric automobile; Described charging paths is provided with switching device, and described switching device is for controlling the break-make of charging paths;
Electric current and voltage harvester, for the inlet wire and charging paths that gather charging case electric current and voltage information and export control system to,
Electric power meter, for the inlet wire and charging paths that gather charging case power consumption information and export control system to;
Control system, for receiver voltage current information, power consumption information be uploaded to Cloud Server, for receiving the charging strategy that Cloud Server sends, and according to charging strategy control switch device; Described charging strategy is that electric current and voltage information, the power consumption information that Cloud Server the vehicle charging parameter, charging plug device information and the control system that send according to terminal send calculates;
Or control system is used for receiver voltage current information, power consumption information, vehicle charging parameter and charging plug device information, and calculate charging strategy, according to charging strategy control switch device according to the information received; Described vehicle charging parameter and charging plug device information are the information that the terminal of cloud server sends.
2. electric automobile group charging device according to claim 1, it is characterized in that: described electric power meter gathers the power consumption information of charging paths corresponding to described charging plug device and transfers to control system, power consumption information is uploaded to Cloud Server by described control system, described Cloud Server carries out charging, and the described terminal to Cloud Server transmission charging plug assembly information carries out network payment;
Or, described electric power meter gathers the power consumption information of charging paths corresponding to described charging plug device and transfers to control system, power consumption information is uploaded to Cloud Server by described control system, described Cloud Server carries out charging, and the described terminal to Cloud Server transmission charging plug assembly information carries out network payment.
3. electric automobile group charging device according to claim 1, it is characterized in that: described integrated charge case comprises testing circuit, for detecting the connection state information of charging plug device, and the connection state information of charging plug device is sent to control system.
4. the electric automobile group charging device according to claim 1 or 2 or 3, it is characterized in that: described charging plug device comprises the insertion connector being arranged on parking stall, described insertion connector is arranged in the wheel bit-stopping structure part on parking stall subsurface or parking stall.
5. the electric automobile group charging device according to claim 1 or 2 or 3, is characterized in that: described charging paths comprises single phase alternating current (A.C.) charging paths and/or three-phase alternating current charging paths and/or DC charging branch road.
6. the electric automobile group charging device according to claim 1 or 2 or 3, it is characterized in that: described control system or Cloud Server timing are according to electric current and voltage information, the power consumption information calculating charging strategy of charging paths, and described control system is according to charging strategy control switch device.
7. electric automobile group charging system according to claim 6, it is characterized in that: when described control system or Cloud Server calculate charging strategy, according to the single-phase charging load of each charging paths, judge that the single-phase load of different charging paths causes the tri-phase unbalance factor whether overrate of power supply, when overrate, the charging access of control section charging paths is separate, reaches the balance of three-phase load.
8. electric automobile group charging system according to claim 6, it is characterized in that: when described control system or Cloud Server calculate charging strategy, the total load of integrated charge case is calculated, judge whether total load exceedes rated load, when total load is no more than rated load, continue the switching device performing charging process or drop into the charging paths suspended; When total load exceedes rated load, the switching device of breaking part charging paths.
9. an electric automobile group charging system, is characterized in that: described system comprises electric automobile group charging device, terminal and Cloud Server described in claim 1-8 any one;
Described terminal is used for Cloud Server login account information, sends reservation, starts, stops the instruction of charging, send vehicle charging parameter, charging plug device information to Cloud Server; For carrying out network payment to Cloud Server; For receiving the pushed information of Cloud Server;
Described Cloud Server is used for electric current and voltage information, the power consumption information of vehicle charging parameter, charging plug device information and the control system transmission that receiving terminal sends, the information that the information sent according to terminal and control system send calculates charging strategy, and described charging strategy is sent to control system; For the control command that receiving terminal sends, and to terminal pushed information; For login account information, integrated charge case, the charging plug device facility information of office terminal;
Or described Cloud Server is used for vehicle charging parameter, charging plug device information, the control command be forwarded to control system that receiving terminal sends; For the charging process information that receiving control system sends, and push to terminal; For login account information, integrated charge case, the charging plug device facility information of office terminal.
10. electric automobile group charging system according to claim 8, it is characterized in that: the connection state information of charging plug device is sent to Cloud Server by described control system, the parking stall positional information at the charging plug assembly place do not connected is pushed to terminal by described Cloud Server.
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| CN201410336884.8A CN105322583A (en) | 2014-07-16 | 2014-07-16 | Electric automobile group charging device and system |
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| CN109861339A (en) * | 2019-03-08 | 2019-06-07 | 恒大智慧充电科技有限公司 | Charge reserving method, computer equipment and storage medium |
| CN110103735A (en) * | 2019-05-21 | 2019-08-09 | 兰州理工大学 | Electric car optimal charge access point selection method based on MOPSO algorithm |
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