CN112319300A - Intelligent charger and intelligent charging management method thereof - Google Patents
Intelligent charger and intelligent charging management method thereof Download PDFInfo
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- CN112319300A CN112319300A CN202011112158.XA CN202011112158A CN112319300A CN 112319300 A CN112319300 A CN 112319300A CN 202011112158 A CN202011112158 A CN 202011112158A CN 112319300 A CN112319300 A CN 112319300A
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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
- B60L53/66—Data transfer between charging stations and vehicles
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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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
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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
-
- 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
- B60L2200/00—Type of vehicles
- B60L2200/46—Vehicles with auxiliary ad-on propulsions, e.g. add-on electric motor kits for bicycles
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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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- 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
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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
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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 invention discloses an intelligent charger and an intelligent charging management method thereof, wherein the charger adopts a data transmission charging wire which can realize data transmission between an electric vehicle and the charger and also can charge the electric vehicle, and compared with the traditional mode of realizing data interaction between the electric vehicle and the charger by adopting a multi-cable and wireless transmitting mode, the intelligent charger has the advantages of simple structure and low cost; the charger and the electric vehicle can perform data interaction in real time, detect the charging circuit and the battery of the electric vehicle before and during charging, store charging data and fault data, stop charging actions in time when the charging circuit has problems, effectively prevent the occurrence of burning accidents caused by charging, are safe and reliable, realize intelligent charging and are suitable for popularization and application.
Description
Technical Field
The invention relates to the field of electric vehicle chargers, in particular to an intelligent charger and an intelligent charging management method thereof.
Background
The electric vehicle is a vehicle which takes a battery as an energy source, converts electric energy into mechanical energy through a controller, a motor and other components to move so as to control the current and change the speed. The existing electric vehicles include electric vehicles and electric bicycles. The electric bicycle, particularly the electric two-wheel vehicle, can not be separated from the modern transportation tool, is a traffic mode generally adopted by daily trips of residents in the modern society, is practical and convenient, can be ridden for dozens of kilometers only by using the storage battery, and is environment-friendly and practical. Along with the popularization of electric bicycles, the demand on the electric bicycle charger is naturally stronger, but the existing electric bicycle charger is still a common charger, the intelligent degree is lower, and the intellectualization of motor car charging cannot be realized.
The above problems are urgently needed to be solved.
Disclosure of Invention
The present invention is directed to solving the problems mentioned in the background section above by an intelligent charger and an intelligent charging management method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
an intelligent charger comprising a data transmission charging wire, an electronic switch and a processor; the data transmission charging line is used for realizing data transmission between the charger and the electric vehicle on one hand and charging the electric vehicle on the other hand; one end of the electronic switch is connected with the data transmission charging wire, and the other end of the electronic switch is connected with the processor; the processor is used for carrying out charging related data interaction with the electric vehicle through the data transmission charging wire before charging, detecting the charging circuit and the battery, judging whether the charging circuit and the battery have problems or not, and monitoring whether the charging data are normal or not in the charging process.
Particularly, the intelligent charger performs data interaction in a wired mode, wherein the wired mode includes but is not limited to RS485 and RS 232.
Particularly, the processor is specifically configured to perform charging related data interaction with the electric vehicle through the data transmission charging line before charging, send historical charging data of the charger, and receive a current battery state, discharging data and a charging mode selected this time sent by the electric vehicle.
Particularly, the processor is further configured to detect the impedance of the charging circuit if data interaction is not performed between the charging device and the electric vehicle within a preset time, determine whether the impedance value is within a normal range, determine that the charging circuit has a fault if the impedance value is greater than a set value, and end the charging.
Particularly, the processor is further used for detecting the impedance of the charging circuit in real time in the charging process, comparing the detected impedance value with a preset value, and storing abnormal data of the charging circuit if the impedance value is abnormal.
Particularly, the processor is further configured to select a corresponding charging mode to charge the electric vehicle if the detected impedance value is normal, and store charging data of the current charging.
The invention also discloses an intelligent charging management method, which comprises the following steps:
s101, before charging, performing charging related data interaction with the electric vehicle through a data transmission charging line;
s102, detecting the impedance of the charging circuit, judging whether the impedance value is in a normal range, if the impedance value is larger than a set value, judging that the charging circuit has a fault, finishing the charging, executing a step S104, and if the impedance value is normal, executing a step S103;
s103, selecting a corresponding charging mode to charge the electric vehicle, and returning to execute the step S102 and the step S104 in the charging process;
and S104, storing abnormal charging circuit data and charging data of each time.
Specifically, the step S101 specifically includes: before charging, charging related data interaction is carried out between the electric vehicle and the data transmission charging line, historical charging data of a charger is sent, and the current battery state, the discharging data and the selected charging mode sent by the electric vehicle are received.
In particular, the step S101 further includes: if no data interaction is performed between the charging apparatus and the electric vehicle within the preset time, step S102 is directly performed.
The intelligent charger and the intelligent charging management method thereof provided by the invention have the following advantages: compared with the traditional mode of realizing data interaction between the electric vehicle and the charger by adopting a multi-cable and wireless transmitting mode, the data transmission charging line has simple structure and low cost; the charger and the electric vehicle can perform data interaction in real time, detect a charging circuit and a battery of the electric vehicle before and during charging, store charging data and fault data, timely stop charging actions when the charging circuit has problems, effectively prevent the occurrence of a vehicle burning accident caused by charging, are safe and reliable, realize intelligent charging and are suitable for popularization and application.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent charger according to an embodiment of the present invention;
fig. 2 is a schematic flowchart of an intelligent charging management method according to an embodiment of the present invention.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Example one
Referring to fig. 1, fig. 1 is a schematic structural diagram of an intelligent charger according to an embodiment of the present invention.
The smart charger 100 in this embodiment includes a data transmission charging line 101, an electronic switch 102, and a processor 103. The data transmission charging line 101 is used for realizing data transmission between the charger 100 and the electric vehicle on one hand, and is used for charging the electric vehicle on the other hand; it should be noted that the data transmission charging line is just a line in this embodiment, and this line can both transmit data and charge for the electric vehicle. One end of the electronic switch 102 is connected with the data transmission charging wire 101, and the other end is connected with the processor 103; the processor 103 is used for performing charging related data interaction with the electric vehicle through the data transmission charging line 101 before charging, detecting a charging circuit and a battery, judging whether the charging circuit and the battery have problems, and monitoring whether charging data are normal in a charging process.
The intelligent charger adopts a wired mode to perform data interaction, wherein the wired mode includes but is not limited to RS485 and RS 232. Specifically, in the present embodiment, the smart charger 100 employs two data transmission charging lines 101, but is not limited to this, and in a specific application, only one data transmission charging line 101 may be employed, so that both charging and data transmission may be performed.
In this example, the processor 103 is specifically configured to perform charging related data interaction with the electric vehicle through the data transmission charging line 101 before charging, send historical charging data of the charger 100, and receive a current battery state, discharging data, and a charging mode selected this time, which are sent by the electric vehicle. If data interaction is not performed between the charging apparatus 100 and the electric vehicle within the preset time, the processor 103 directly detects the impedance of the charging circuit, determines whether the impedance value is within a normal range, determines that the charging circuit has a fault if the impedance value is greater than a set value, ends the charging, and stores abnormal data of the charging circuit. In the charging process, the impedance of the charging circuit is detected in real time, the detected impedance value is compared with a preset value, if the impedance value is abnormal, abnormal data of the charging circuit are stored, if the detected impedance value is normal, a corresponding charging mode is selected to charge the electric vehicle, and the charging data of the current charging is stored. It should be noted that, in the charging process, the impedance preset normal values corresponding to the impedances at different stages are different, and in the comparison process, the detected impedance is compared with the corresponding preset normal value at the stage. In addition, parameters such as voltage, current and the like can be detected and compared in real time in the charging process, whether the parameters are normal or not is judged, and an alarm is given and abnormal data are stored when the parameters are abnormal.
Example two
As shown in fig. 2, fig. 2 is a schematic flowchart of an intelligent charging management method according to an embodiment of the present invention.
Based on the above intelligent charger, the present embodiment discloses an intelligent charging management method, including:
s101, before charging, charging related data interaction is carried out on the electric vehicle through a data transmission charging line.
Specifically, in this embodiment, before charging, charging-related data interaction is performed with the electric vehicle through the data transmission charging line, historical charging data of the charger is sent, and the current battery state and the discharging data sent by the electric vehicle and the currently selected charging mode are received. If no data interaction is performed between the charging apparatus and the electric vehicle within the preset time, step S102 is directly performed.
S102, detecting the impedance of the charging circuit, judging whether the impedance value is in a normal range, if the impedance value is larger than a set value, judging that the charging circuit has a fault, finishing the charging, and executing a step S104, and if the impedance value is normal, executing a step S103.
S103, selecting a corresponding charging mode to charge the electric vehicle, and returning to execute the step S102 and the step S104 in the charging process.
In the charging process, the impedance preset normal values corresponding to the impedances in different stages are different, and the detected impedance is compared with the corresponding preset normal value in the stage in the comparison process. In addition, parameters such as voltage, current and the like can be detected and compared in real time in the charging process, whether the parameters are normal or not is judged, and an alarm is given and abnormal data are stored when the parameters are abnormal.
And S104, storing abnormal charging circuit data and charging data of each time.
The technical scheme provided by the invention adopts the data transmission charging wire which can realize data transmission between the electric vehicle and the charger and also can charge the electric vehicle, and compared with the traditional mode of realizing data interaction between the electric vehicle and the charger by adopting a multi-cable and wireless transmitting mode, the data transmission charging wire has the advantages of simple structure and low cost; the charger and the electric vehicle can perform data interaction in real time, detect the charging circuit and the battery of the electric vehicle before and during charging, store charging data and fault data, stop charging actions in time when the charging circuit has problems, effectively prevent the occurrence of burning accidents caused by charging, are safe and reliable, realize intelligent charging and are suitable for popularization and application.
It will be understood by those skilled in the art that all or part of the above embodiments may be implemented by the computer program to instruct the relevant hardware, and the program may be stored in a computer readable storage medium, and when executed, may include the procedures of the embodiments of the methods as described above. The storage medium may be a magnetic disk, an optical disk, a read-only memory or a random access memory.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (9)
1. An intelligent charger is characterized by comprising a data transmission charging wire, an electronic switch and a processor; the data transmission charging line is used for realizing data transmission between the charger and the electric vehicle on one hand and charging the electric vehicle on the other hand; one end of the electronic switch is connected with the data transmission charging wire, and the other end of the electronic switch is connected with the processor; the processor is used for carrying out charging related data interaction with the electric vehicle through the data transmission charging wire before charging, detecting the charging circuit and the battery, judging whether the charging circuit and the battery have problems or not, and monitoring whether the charging data are normal or not in the charging process.
2. The intelligent charger according to claim 1, wherein data interaction is performed in a wired manner, wherein the wired manner includes, but is not limited to, RS485 and RS 232.
3. The intelligent charger according to claim 1, wherein the processor is specifically configured to perform charging-related data interaction with the electric vehicle through the data transmission charging line before charging, send historical charging data of the charger, and receive a current battery state, discharging data and a charging mode selected this time sent by the electric vehicle.
4. The intelligent charger according to claim 3, wherein the processor is further configured to detect an impedance of the charging circuit if data interaction between the charging device and the electric vehicle is not performed within a preset time, determine whether an impedance value is within a normal range, and determine that the charging circuit has a fault if the impedance value is greater than a set value, and end the charging.
5. The intelligent charger according to claim 4, wherein the processor is further configured to detect an impedance of the charging circuit in real time during the charging process, compare a detected impedance value with a preset value, and store abnormal data of the charging circuit if the impedance value is abnormal.
6. The intelligent charger according to claim 5, wherein the processor is further configured to select a corresponding charging mode to charge the electric vehicle if the detected impedance value is normal, and store charging data of the current charging.
7. An intelligent charging management method for the intelligent charger of claim 1, the method comprising:
s101, before charging, performing charging related data interaction with the electric vehicle through a data transmission charging line;
s102, detecting the impedance of the charging circuit, judging whether the impedance value is in a normal range, if the impedance value is larger than a set value, judging that the charging circuit has a fault, finishing the charging, executing a step S104, and if the impedance value is normal, executing a step S103;
s103, selecting a corresponding charging mode to charge the electric vehicle, and returning to execute the step S102 and the step S104 in the charging process;
and S104, storing abnormal charging circuit data and charging data of each time.
8. The intelligent charging management method according to claim 7, wherein the step S101 specifically includes: before charging, charging related data interaction is carried out between the electric vehicle and the data transmission charging line, historical charging data of a charger is sent, and the current battery state, the discharging data and the selected charging mode sent by the electric vehicle are received.
9. The intelligent charging management method according to claim 8, wherein the step S101 further comprises: if no data interaction is performed between the charging apparatus and the electric vehicle within the preset time, step S102 is directly performed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011112158.XA CN112319300A (en) | 2020-10-16 | 2020-10-16 | Intelligent charger and intelligent charging management method thereof |
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| CN202011112158.XA CN112319300A (en) | 2020-10-16 | 2020-10-16 | Intelligent charger and intelligent charging management method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113022364A (en) * | 2021-05-06 | 2021-06-25 | 中车青岛四方车辆研究所有限公司 | Tramcar charging control method |
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| CN113022364A (en) * | 2021-05-06 | 2021-06-25 | 中车青岛四方车辆研究所有限公司 | Tramcar charging control method |
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