CN115284922A - Vehicle charging system and charging method - Google Patents
Vehicle charging system and charging method Download PDFInfo
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- CN115284922A CN115284922A CN202211009323.8A CN202211009323A CN115284922A CN 115284922 A CN115284922 A CN 115284922A CN 202211009323 A CN202211009323 A CN 202211009323A CN 115284922 A CN115284922 A CN 115284922A
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- 238000004891 communication Methods 0.000 claims abstract description 47
- 238000001514 detection method Methods 0.000 claims description 4
- 238000012986 modification Methods 0.000 abstract description 8
- 230000004048 modification Effects 0.000 abstract description 8
- 230000008569 process Effects 0.000 description 7
- 230000004044 response Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
- B60L53/62—Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
- B60L53/66—Data transfer between charging stations and vehicles
- B60L53/665—Methods related to measuring, billing or payment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
- B60L53/68—Off-site monitoring or control, e.g. remote control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The application relates to the field of electric vehicle charging piles, in particular to a vehicle charging system and a charging method, wherein the vehicle charging system comprises: the system comprises a vehicle-mounted battery pack, a charging pile and a server, wherein the vehicle-mounted battery pack comprises a BMS (battery management system), a battery pack and a remote communication module, and the charging pile is used for supplying power to the vehicle-mounted battery pack; the battery pack is in remote communication with the server through the remote communication module and used for sending required charging parameters to the server through the remote communication module after the vehicle-mounted battery pack is electrically connected with the charging pile, and the server is used for sending the charging parameters to the charging pile and controlling the charging pile to supply power to the vehicle-mounted battery pack according to the charging parameters. The invention can realize that the battery is charged and distributes current according to the protocol and the current is distributed according to the protocol, thereby achieving safe and quick charging; meanwhile, the habit of a user is respected, the conventional communication-free 3-plug charging connector is adopted, and the vehicle can realize the quick charging function without any modification.
Description
Technical Field
The application relates to the field of electric vehicle charging piles, in particular to a vehicle charging system and a charging method.
Background
At present, electric vehicles are popularized in daily life, charging in families or corridors is dangerous, charging piles are produced, the charging and discharging service life of batteries of the electric vehicles is limited, and the electric vehicles are not provided with perfect battery management, so that the aging of the batteries can be accelerated, the performance of the electric vehicles is reduced, and even fire and explosion can be caused when the electric vehicles are charged. Batteries for electric vehicles are only required to be replaced by users, few manufacturers can track the condition of the batteries, and the health of the batteries can be influenced by an irregular charger or a damaged charger.
The existing battery generally uses a hardware protection board, only carries out simple protection and does not have BMS management; meanwhile, the charger only provides the small-current charging capacity of 0.1-0.2C for safety guarantee. Charging efficiency is low, and user experience is poor. In addition, the conventional BMS has strict matching requirements on batteries, electric cabinets, communication protocols and the like, and cannot meet the wide application requirements of C-end users.
In response to the above problems, those skilled in the art have sought solutions.
Disclosure of Invention
The technical problem to be solved by the present application is to provide a vehicle charging system and a charging method, which can realize battery charging and distribute current according to the protocol as required, and when safe and fast charging is achieved, the vehicle can realize the fast charging function without any modification.
In order to achieve the above purpose, the present application is implemented by the following technical solutions:
a vehicle charging system comprises a vehicle-mounted battery pack, a charging pile and a server, wherein the vehicle-mounted battery pack comprises a BMS, a battery pack and a remote communication module, and the charging pile is used for supplying power to the vehicle-mounted battery pack; the battery pack is in remote communication with the server through the remote communication module and is used for sending required charging parameters to the server through the remote communication module after the vehicle-mounted battery pack is electrically connected with the charging pile, and the server is used for sending the charging parameters to the charging pile and controlling the charging pile to supply power to the vehicle-mounted battery pack according to the charging parameters.
Optionally, the BMS is further configured to detect a battery voltage in a battery pack and to cut off a charging circuit between the charging post and the on-vehicle battery pack when the battery voltage is detected to exceed a preset charging voltage threshold.
Optionally, the battery pack further comprises a mobile terminal, the battery pack further establishes remote communication with the mobile terminal through the remote communication module, the BMS is further configured to collect real-time status parameters of the battery pack and transmit the real-time status parameters to the remote communication module, and the remote communication module is configured to send the real-time status parameters to the server.
Optionally, the server is further configured to output the ideal state parameter of the battery pack and control the charging pile to supply power to the vehicle-mounted battery pack.
Optionally, the server uses an ideal state parameter of the battery pack as the charging parameter.
Optionally, the vehicle-mounted battery pack is electrically connected with the charging pile direct-current charging connector in a communication-free connection mode.
Optionally, the server includes a settlement module, and the settlement module is configured to calculate a cost for supplying power to the vehicle-mounted battery pack according to the charging parameter.
The invention also provides a charging method applied to the vehicle charging system, which comprises the following steps:
ST1, establishing remote communication between the battery pack and the server through the remote communication module;
ST2, after the vehicle-mounted battery pack is electrically connected with the charging pile, the battery pack is used for sending required charging parameters to the server through the remote communication module;
and ST3, sending the charging parameters to the charging pile by using the server, and controlling the charging pile to supply power to the vehicle-mounted battery pack according to the charging parameters.
Optionally, the method further comprises the following steps: and before the vehicle-mounted battery pack is supplied with power, the server is utilized to control the charging pile and the charging equipment to start fault detection before charging.
Optionally, after charging is completed, the server sends a power-off instruction to control the charging pile to stop charging, and the mobile terminal completes charging settlement.
The invention provides a vehicle charging system and a charging method, which aim to solve the problems of quick charging and safety of a user battery, and adopts a communication-free design of connecting a vehicle battery and a charging pile direct-current charging connector, so that the problems of breakage of a communication pin and the like can be effectively reduced by a universal 3-jack; and the universality is strong, and the vehicle does not need to refit an interface. After the vehicle-mounted battery pack is bound and connected with a charging port of the charging pile, a battery pack arranged in the vehicle sends a parameter of required current to the server through the remote communication module according to self configuration, the server sends the corresponding charging pile down, and current of the corresponding parameter is output to the corresponding charging port. The current values required by different stages of charging of the vehicle-mounted battery pack can be dynamically adjusted through the server. The invention can realize that the battery is charged and distributes current according to the protocol and the current is charged safely and quickly; meanwhile, the habit of a user is respected, the conventional communication-free 3-plug charging connector is adopted, and the vehicle can realize the quick charging function without any modification.
In order to make the aforementioned and other objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
The present application is described in detail below with reference to the attached drawings and detailed description;
FIG. 1 is a functional block diagram of a vehicle charging system provided in an embodiment of the present application;
fig. 2 is a flowchart of a charging method according to an embodiment of the present disclosure.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
Fig. 1 is a functional block diagram of a vehicle charging system according to an embodiment of the present application. As shown in fig. 1, a vehicle charging system includes: a vehicle-mounted battery pack 110 including a remote communication module 111, a BMS112, a battery pack 113, a server 120, and a charging post 130. The remote communication module 111, the BMS112, and the battery pack 113 are integrally connected by only one single chip microcomputer, and form an internal logic. The battery pack 113 is connected with the mobile terminal 140 through the remote communication module 111, the mobile terminal 140 is connected with the server 120 through remote communication, the server 120 is connected with the charging pile 130 through remote communication, the vehicle-mounted battery pack 110 is connected with the server 120 through the remote communication module 111, and the vehicle-mounted battery pack 110 is electrically connected with the direct-current charging connector of the charging pile 130 in a communication-free connection mode.
The charging pile 130 is used for supplying power to the vehicle-mounted battery pack 110, the battery pack 113 is used for sending required charging parameters to the server 120, and the server 120 is used for sending the charging parameters to the charging pile 130 and controlling the charging pile 130 to supply power to the vehicle-mounted battery pack 110 according to the charging parameters.
In an embodiment, the server 120 belongs to a charging and battery-swapping internet of things management platform, and the mobile terminal 140 includes a mobile phone, a tablet, and the like.
The remote communication module 111 is used for remote communication connection among the battery pack 113, the server 120, and the mobile terminal 140, and the BMS112 is used for detecting a battery voltage in the battery pack 113 and cutting off a charging circuit between the charging post 130 and the on-vehicle battery pack 110 when the battery voltage is detected to exceed a preset charging voltage threshold.
The BMS112 is also used to collect real-time status parameters of the battery pack 113 and transmit them to the remote communication module 111, and the remote communication module 111 transmits the real-time status parameters to the mobile terminal 140. The ideal state parameters of the battery pack 113 are transmitted to the server 120 through the remote communication module 111. The server 120 is also used to use the ideal state parameters of the battery pack 113 as charging parameters. The server 120 is further configured to settle, and the settlement module included in the server 120 is configured to calculate a fee for supplying power to the in-vehicle battery pack 110 according to the charging parameter. The accounting module is not shown in fig. 1.
In one embodiment, the settlement module is an applet of the charging and battery-swapping internet of things management platform.
In an embodiment, after the charging pile 130 is electrically connected to the vehicle-mounted battery pack 110, the charging pile 130 and the server 120 are subjected to handshake confirmation to establish communication connection, the mobile terminal 140 logs in account information by scanning a two-dimensional code, the BMS112 obtains charging connection information and configuration information, and then detects whether the state information of the vehicle-mounted battery pack 110 and the charging pile 130 is abnormal, the charging pile 130 can start to perform charging only when the state information of the vehicle-mounted battery pack 110 is in a normal state, the charging pile 130 selects an appropriate direct current charging circuit according to charging configuration information preset in the server 120 to charge the vehicle-mounted battery pack 110, the operating state and the environment of the charging pile 130 are monitored in real time in the charging process, and the charging process is safe and reliable.
In one embodiment, the server 120 and the remote communication module 111 may communicate using any suitable network protocol, including network protocols not yet developed at the filing date of the present application. The network protocol may comprise, for example, a TCP/IP protocol, a UDP/IP protocol, an http protocol, an https protocol, etc., preferably an http protocol. Of course, the network protocol may also include, for example, an RPC protocol (remote procedure call protocol) used above the above protocol, a REST protocol (Representational State Transfer protocol), and the like. The communication connection between the charging pile 130 and the server 120 is any one of the communication connections in the prior art, and the details are not repeated here.
After the vehicle-mounted battery pack 110 is electrically connected with the charging pile 130, a user scans a two-dimensional code on the charging pile 130 through the mobile terminal 140 or identifies and authorizes through a historical account number password, logs in a charging account and is connected with the login server 120, the charging account information of the user comprises configuration information and connection information of charging equipment, after the charging account logs in, the BMS112 reads the account information of the charging equipment and generates a long connection request, the charging pile 130 encapsulates the account information and the long connection switching request of the charging equipment by using an http protocol to obtain an http request, the http request is sent to the server 120 to check information, if the account information in the server 120 does not exist, the server 120 sends charging operation refusing information to the BMS112, the BMS112 gives prompting information that the account does not exist, and sends a power-off instruction to the charging pile 130 to refuse charging; if the account information is checked to be correct, BMS112 decapsulates the http response according to the http response returned by server 120 by using an http protocol to obtain charging connection information and charging configuration information.
In the setting of the mobile terminal 140, when a user registers a charging device account, configuration information of the charging pile and the vehicle-mounted battery pack 110 needs to be input, and if the charging pile 130 or other devices are repaired or replaced, the configuration information of the charging pile 130 and the vehicle-mounted battery pack 110 needs to be updated by the user; the account information of the user can also comprise account balance information, the charging can be continuously executed after the quota fee is paid in advance, and if the account balance is less than the quota fee, the balance is prompted to be insufficient; if the account balance is larger than or equal to the prepaid quota fee, continuing to perform charging, and after the charging settlement, stopping charging if the prepaid quota fee is completely consumed; and if the prepayment quota cost is remained after the charging is finished, deducting the settlement cost from the prepayment quota cost, and returning the rest to the account balance.
Fig. 2 is a flowchart of a charging method according to an embodiment of the present application. As shown in fig. 2, a charging method applied to the vehicle charging system according to any one of the above-mentioned embodiments includes the steps of:
ST 1. Establishing remote communication between the battery pack 113 and the server 120 through the remote communication module 111;
ST2, after the vehicle-mounted battery pack 110 is electrically connected with the charging pile 130, the battery pack 113 is used for sending required charging parameters to the server 120 through the remote communication module 111;
and ST3, the server 120 is utilized to send the charging parameters to the charging pile 130, and the charging pile 130 is controlled to supply power to the vehicle-mounted battery pack 110 according to the charging parameters.
Further, before the vehicle-mounted battery pack 110 is supplied with power, the server 120 is used to control the charging pile 130 and the charging device to start fault detection before charging.
Further, after the charging is completed, the server 120 sends a power-off instruction to control the charging pile 130 to stop charging, and the mobile terminal 140 completes the charging settlement.
In one embodiment, the charging method of the invention adopts a step-by-step charging mode, when the charging pile 130 is charged, the constant current is firstly used for charging, the voltage is continuously increased, and when the voltage reaches a certain threshold value, the constant voltage and the small current are used for charging.
In one embodiment, the electrical connection between the charging post 130 and the vehicle battery pack 110 includes a 3-pin plug.
The application provides a vehicle charging system and charging method, be applicable to the electric pile of filling, the charging station, the centralized management intelligent charging system of unmanned on duty charging station, realize the intelligent charging of electric pile of filling, through the detection to electric pile and battery charging outfit before the charging procedure starts, avoid causing the secondary damage to battery charging outfit, thereby reach promotion battery charge speed and charge efficiency, the risk of overcharging avoids appearing, thereby optimize the life and the charging safety of electric core, real-time monitoring fills running state and the environment of electric pile in charging process, the operation of the safe and stable of electric pile is filled in the guarantee, under various accidents, possess accurate judgement and quick meeting an emergency's throughput, timely various emergency in the handling operation process, reduce the emergence of accident and the loss that furthest reduced the accident caused, improve the safe guarantee of filling electric pile and the safe operation of electric wire netting.
Compared with the traditional alternating current charging pile, the vehicle charging system and the vehicle charging method can realize safe and quick charging of more than 0.5C. Compared with a direct-current charging pile, the universal 3-plug is universal, and the reliability is high. The vehicle interface does not need any modification, and only a special BMS is adopted. The invention can realize that the battery is taken as the main part, and the battery is charged to distribute current according to the protocol and the requirement, thereby achieving safe and quick charging; meanwhile, the habit of a user is respected, the conventional communication-free 3-plug charging connector is adopted, and the vehicle can realize the quick charging function without any modification.
It will be apparent to those skilled in the art that various changes and modifications may be made in the invention without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well. The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the recitation of a claim "comprising a" 8230a "\8230means" does not exclude the presence of additional identical elements in the process, method, article or apparatus in which the element is incorporated, and further, similarly named components, features, elements in different embodiments of the application may have the same meaning or may have different meanings, the specific meaning of which should be determined by its interpretation in the specific embodiment or by further combination with the context of the specific embodiment.
The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.
Claims (10)
1. A vehicle charging system is characterized by comprising a vehicle-mounted battery pack, a charging pile and a server, wherein the vehicle-mounted battery pack comprises a BMS (battery management system), a battery pack and a remote communication module, and the charging pile is used for supplying power to the vehicle-mounted battery pack; the battery pack is in remote communication with the server through the remote communication module and used for sending required charging parameters to the server through the remote communication module after the vehicle-mounted battery pack is electrically connected with the charging pile, and the server is used for sending the charging parameters to the charging pile and controlling the charging pile to supply power to the vehicle-mounted battery pack according to the charging parameters.
2. The vehicle charging system of claim 1, wherein the BMS is further configured to detect a battery voltage in a battery pack and to disconnect a charging circuit between the charging post and the on-board battery pack when the battery voltage is detected to exceed a preset charging voltage threshold.
3. The vehicle charging system of claim 1, further comprising a mobile terminal, wherein the battery pack further establishes remote communication with the mobile terminal via the remote communication module, wherein the BMS is further configured to collect and transmit real-time status parameters of the battery pack to the remote communication module, and wherein the remote communication module is configured to send the real-time status parameters to the server.
4. The vehicle charging system of claim 2, wherein the server is further configured to output the desired state parameters of the battery pack and control a charging post for supplying power to the on-board battery pack.
5. The vehicle charging system according to claim 4, wherein the server uses an ideal state parameter of the battery pack as the charging parameter.
6. The vehicle charging system of claim 1, wherein the vehicle-mounted battery pack is electrically connected to the charging post direct current charging connector in a communication-free connection manner.
7. The vehicle charging system of claim 1, wherein the server comprises a settlement module for calculating a cost of powering the on-board battery pack based on the charging parameter.
8. A charging method applied to the vehicle charging system according to any one of claims 1 to 7, characterized by comprising the steps of:
ST1, establishing remote communication between the battery pack and the server through the remote communication module;
ST2, after the vehicle-mounted battery pack is electrically connected with the charging pile, the battery pack is used for sending required charging parameters to the server through the remote communication module;
and ST3, sending the charging parameters to the charging pile by using the server, and controlling the charging pile to supply power to the vehicle-mounted battery pack according to the charging parameters.
9. The method of claim 8, further comprising the steps of: and before the vehicle-mounted battery pack is supplied with power, the server is utilized to control the charging pile and the charging equipment to start fault detection before charging.
10. The charging method according to claim 8, wherein after the charging is completed, the server sends a power-off instruction to control the charging pile to stop charging, and the mobile terminal completes charging settlement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211009323.8A CN115284922A (en) | 2022-08-22 | 2022-08-22 | Vehicle charging system and charging method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211009323.8A CN115284922A (en) | 2022-08-22 | 2022-08-22 | Vehicle charging system and charging method |
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| CN115284922A true CN115284922A (en) | 2022-11-04 |
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| CN202211009323.8A Pending CN115284922A (en) | 2022-08-22 | 2022-08-22 | Vehicle charging system and charging method |
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