CN116665371A - Charging pile charging system - Google Patents

Charging pile charging system Download PDF

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Publication number
CN116665371A
CN116665371A CN202310952586.0A CN202310952586A CN116665371A CN 116665371 A CN116665371 A CN 116665371A CN 202310952586 A CN202310952586 A CN 202310952586A CN 116665371 A CN116665371 A CN 116665371A
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CN
China
Prior art keywords
charging
charging pile
battery
module
automobile
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Pending
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CN202310952586.0A
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Chinese (zh)
Inventor
姜立娟
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Shenzhen Simsukian Electronics Technology Co ltd
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Shenzhen Simsukian Electronics Technology Co ltd
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Priority to CN202310952586.0A priority Critical patent/CN116665371A/en
Publication of CN116665371A publication Critical patent/CN116665371A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07FCOIN-FREED OR LIKE APPARATUS
    • G07F15/00Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
    • G07F15/003Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity
    • G07F15/005Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity dispensed for the electrical charging of vehicles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L53/00Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/30Constructional details of charging stations
    • B60L53/31Charging columns specially adapted for electric vehicles
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/12Electric charging stations

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention relates to the technical field of data identification, in particular to a charging pile charging system, which comprises: the control terminal is a main control terminal of the system and is used for sending out control commands; the user management module is used for storing the fixed frequency of the electromagnetic wave and the user parameters sent by the IC card held by the system service user; the detection module is used for detecting the connection state of the automobile and the charging pile; the capturing module is used for capturing the current residual electric quantity of the battery connected with the charging pile; the design module is used for designing a charging mode of the charging pile; according to the invention, through capturing and analyzing the polarization state of the automobile battery, the switching of different charging modes can be brought to the charging process of the automobile battery, so that the charging mode provided by the charging pile for the automobile can be changed in real time according to the polarization state of the automobile battery, the process of charging the automobile battery by the charging pile is more energy-saving, the loss and waste are reduced, and the charging pile is more reasonable in charging by switching the charging modes.

Description

Charging pile charging system
Technical Field
The invention relates to the technical field of data identification, in particular to a charging pile charging system.
Background
The charging pile has the function similar to that of an oiling machine in a gas station, can be fixed on the ground or a wall, is installed in a parking lot or a charging station of a public building and a residential area, and can charge electric automobiles of various types according to different voltage levels. The input end and the alternating current power grid direct connection of electric pile, the output are equipped with the charging plug and are used for charging for electric automobile, and electric pile generally provides two kinds of charging modes of conventional charging and quick charging, and people can use specific card that charges to punch the card and use on the man-machine interaction operation interface that electric pile provided, carries out operation such as corresponding charging mode, charge time, expense data print, and the like, and electric pile display screen can show data such as charge amount, expense, charge time.
The current charging pile only sets the output power and the charging unit price corresponding to the output power manually, when the automobile is charged by using the charging pile, the automobile user can only select the output power of the charging pile to charge the automobile independently, and then the charging cost is calculated according to the charging time and the output power of the charging pile.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides a charging pile charging system, which solves the technical problems in the background art.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
a charging pile billing system, comprising:
the control terminal is a main control terminal of the system and is used for sending out control commands;
the user management module is used for storing the fixed frequency of the electromagnetic wave and the user parameters sent by the IC card held by the system service user;
the detection module is used for detecting the connection state of the automobile and the charging pile;
the capturing module is used for capturing the current residual electric quantity of the battery connected with the charging pile;
the design module is used for designing a charging mode of the charging pile;
the threshold setting module is used for setting a jump threshold of the charging mode of the charging pile;
the charging module is used for acquiring a charging mode and a charging mode running time of the charging pile connected automobile, which are applied before and after the jump threshold value set by the threshold value setting module is jumped, and calculating charging cost by referring to the unit price corresponding to the output power of the charging mode of the charging pile and the charging mode running time;
the output power corresponding unit price is set according to the ratio of time to money.
Still further, the user management module is provided with a sub-module at a lower level, including:
an IC identification unit for reading an IC card held by a user, and identifying an electromagnetic wave fixed frequency of the IC card and a parameter of the user held by the IC card;
the IC input unit is used for inputting an IC card held by a user for being received by the user management module;
wherein, the user parameter content includes: and the IC identification unit and the IC input unit are integrated by an IC reader-writer.
When the user uses the charging pile, the charging pile is connected with the automobile, the IC card is identified to be held by the user through the IC identification unit, and when the fact that the fixed frequency of electromagnetic waves sent by the IC card is identical to the fixed frequency of electromagnetic waves stored in the user management module is identified to be held by the user, the system operation is triggered, and after the system operation, the control terminal controls the charging pile to operate to send out current to detect whether the charging pile is connected with the automobile or not.
Still further, the detection module is provided with a sub-module at a lower stage, including:
the calculation unit is used for acquiring the battery capacity and the charge and discharge power data of the automobile to which the user belongs from the user parameters identified by the IC identification unit; the device is used for acquiring the current residual electric quantity of the automobile battery captured by the capturing module; the method is used for calculating the rechargeable charge value of the electric car and the electric car according to the capacity of the battery of the car, the charge and discharge power of the battery and the current residual electric quantity of the car, and calculating the theoretical full charge required time value based on the charge and discharge power of the battery of the car;
the analysis unit is used for analyzing the current polarization state of the automobile battery;
wherein, the automobile polarization state comprises ohmic polarization, concentration polarization and electrochemical polarization.
Still further, the capturing module is provided with a sub-module at a lower stage, including:
the monitoring unit is used for monitoring the real-time polarization value of the automobile battery;
the monitoring unit is internally integrated with a temperature sensor and is used for monitoring the body surface temperature of the automobile battery in real time, the monitoring unit receives the current residual electric quantity of the automobile battery obtained by the calculating unit in real time, the real-time polarization value of the automobile battery monitored by the monitoring unit comprises an automobile battery body surface temperature change value monitored by the temperature sensor, the real-time polarization value of the automobile battery monitored by the monitoring unit also comprises an automobile battery current residual electric quantity amplification trend value obtained by the calculating unit, concentration polarization and electrochemical polarization states in the automobile battery current polarization state analyzed by the analyzing unit are analyzed according to the automobile battery current residual electric quantity amplification trend value, and the ohmic polarization state in the automobile battery current polarization state analyzed by the analyzing unit is analyzed according to the battery current body surface temperature change value.
Still further, the design module and the threshold setting module are provided with sub-modules at a lower level, including:
the configuration unit is used for configuring the skip threshold of the charging pile charging mode designed by the design module and the charging pile charging mode set by the threshold setting module;
the charging pile charging mode content designed by the design module comprises the following components: the charging pile output power corresponds to the unit price, and the charging pile charging mode designed by the design module is manually edited and set according to a user at the system end.
Furthermore, the skip threshold of the charging pile charging mode set in the threshold setting module is manually edited and set according to a user at the system end, and the skip threshold of the charging pile charging mode is set according to the current polarization state of the automobile battery analyzed by the analysis unit and the real-time polarization value of the automobile battery monitored by the monitoring unit when the skip threshold is set.
Furthermore, the monitoring unit is further configured to monitor a charging acceptance rate of the vehicle battery in real time, and the monitored charging acceptance rate of the vehicle battery is sent to the control terminal in real time, the control terminal determines whether the vehicle battery is full or not through the charging acceptance rate of the vehicle battery, and the charging acceptance rate of the vehicle battery is calculated according to the following formula:
;
in the formula, alpha is the charging receiving rate of the automobile battery;
K 2 is constant, K 2 The size of (2) is related to the type of battery and the degree of new and old batteries;
c is the rated capacity of the automobile battery;
K 1 is constant, K 1 The size of (2) depends on the discharge capacity of the battery;
i is the maximum acceptable current of the automobile battery.
Still further, the control terminal has user management module through medium electric connection, user management module subordinate has IC identification unit and IC to enter the unit through medium electric connection, user management module has detection module through medium electric connection, detection module subordinate has calculation unit and analysis unit through medium electric connection, detection module has capturing module through medium electric connection, capturing module inside has monitoring unit through medium electric connection, capturing module has design module and threshold setting module through medium electric connection, design module and threshold setting module subordinate have configuration unit through medium electric connection, threshold setting module has charging module through medium electric connection.
Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:
1. the invention provides a charging pile charging system, which is characterized in that an IC identification function is added for a charging pile, so that the charging pile can manage an automobile user, the theoretical full charge time of the automobile battery can be calculated through the real-time residual electric quantity detection of the automobile battery and the acquisition of the charging and discharging power of the automobile battery, so that the automobile user can know the theoretical full charge time, the charging pile is prevented from being occupied by the automobile for a certain extent after the automobile is fully charged, the charging process of the automobile battery can be switched to different charging modes through capturing and analyzing the polarization state of the automobile battery, the charging mode provided by the charging pile can be changed in real time according to the polarization state of the automobile battery, the charging process of the charging pile on the automobile battery is more energy-saving, the loss waste is reduced, and the charging pile is more reasonable through the switching of the charging modes;
according to the system, the jump threshold of the charging mode of the charging pile can be set according to the polarization state of the automobile battery, so that the charging pile can automatically change the charging mode of the charging pile according to the jump threshold, and the charging time of the automobile battery can be effectively shortened;
the invention can also monitor the charging acceptance rate of the automobile battery in real time, and can accurately judge whether the automobile battery is full and whether the charging state of the automobile battery is stable or not through the monitored charging acceptance rate, so that the charging pile is safer in the process of charging the automobile.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
Fig. 1 is a schematic structural diagram of a charging pile charging system;
reference numerals in the drawings represent respectively: 1. a control terminal; 2. a user management module; 21. an IC identification unit; 22. an IC input unit; 3. a detection module; 31. a calculation unit; 32. an analysis unit; 4. a capture module; 41. a monitoring unit; 5. designing a module; 6. a threshold setting module; 61. a configuration unit; 7. and a charging module.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention is further described below with reference to examples.
Example 1:
a charging pile charging system of the present embodiment, as shown in FIG. 1, includes:
the control terminal 1 is a main control end of the system and is used for sending out control commands;
the user management module 2 is used for storing the fixed frequency of electromagnetic waves and user parameters sent by the IC card held by the system service user;
the detection module 3 is used for detecting the connection state of the automobile and the charging pile;
the capturing module 4 is used for capturing the current residual electric quantity of the battery connected with the charging pile;
the design module 5 is used for designing a charging mode of the charging pile;
the threshold setting module 6 is used for setting a jump threshold of the charging pile charging mode;
the charging module 7 is used for acquiring a charging mode and a charging mode running time of the charging pile connected automobile, which are applied before and after the jump threshold value set by the threshold value setting module 6 is jumped, and calculating charging cost by referring to the unit price corresponding to the output power of the charging mode of the charging pile and the charging mode running time;
the output power corresponding unit price is set according to the ratio of time to money.
In this embodiment, the control terminal 1 identifies the user through the lower-level submodule of the user management module 2, and synchronously detects the connection state of the automobile and the charging pile through the detection module 3, the capturing module 4 operates in a rear-mounted mode to capture the current residual electric quantity of the battery connected with the automobile and the charging pile, the charging pile operates according to the charging pile charging mode designed by the design module 5, and in the operation process, the charging mode is replaced according to the skip threshold value of the charging pile charging mode set by the threshold value setting module 6 to charge the automobile, and finally the charging module 7 operates under the condition that the residual electric quantity of the battery of the automobile captured by the capturing module 4 is 100% as a trigger condition to acquire the charging mode and the charging mode operation time when the charging pile is connected with the automobile before and after the skip threshold value set by the threshold value setting module 6, and calculates the charging cost by referring to the corresponding unit price of the output power of the charging pile charging mode and the charging mode operation time.
Example 2:
on the basis of embodiment 1, this embodiment further specifically describes a charging pile charging system in embodiment 1 with reference to fig. 1:
the user management module 2 is provided with a sub-module at a lower level, including:
an IC identification unit 21 for reading an IC card held by a user, and identifying an electromagnetic wave fixed frequency of the IC card and a parameter of the user held by the IC card;
an IC input unit 22 for inputting that the user holds an IC card for the user management module 2 to receive;
wherein, the user parameter content includes: the user identity information, the battery capacity and the charge and discharge power data of the automobile to which the user belongs, and the IC identification unit 21 and the IC input unit 22 are integrated by an IC reader-writer.
The service user of the charging pile is managed through the user management module 2 and the setting of the subordinate sub-modules thereof.
As shown in fig. 1, when a user uses a charging pile, the charging pile is first connected with an automobile, the IC card held by the user is identified by the IC identifying unit 21, and when the fixed frequency of electromagnetic waves emitted by the IC card held by the user is identified to be the same as the fixed frequency of electromagnetic waves stored in the user management module 2, the system operation is triggered, and after the system operation, the control terminal 1 controls the charging pile to operate to emit current to detect whether the charging pile is connected with the automobile or not.
Example 3:
on the basis of embodiment 1, this embodiment further specifically describes a charging pile charging system in embodiment 1 with reference to fig. 1:
the detection module 3 is provided with the submodule in the lower level, includes:
a calculating unit 31, configured to obtain battery capacity and charge/discharge power data of an automobile to which the user belongs from the user parameters identified by the IC identifying unit 21; the method comprises the steps of acquiring the current residual electric quantity of the automobile battery captured by a capturing module 4; the method is used for calculating the rechargeable charge value of the electric car and the electric car according to the capacity of the battery of the car, the charge and discharge power of the battery and the current residual electric quantity of the car, and calculating the theoretical full charge required time value based on the charge and discharge power of the battery of the car;
an analysis unit 32 for analyzing a current polarization state of the automobile battery;
the automobile polarization state comprises ohmic polarization, concentration polarization and electrochemical polarization.
The setting of the calculating unit 31 can provide a full time for the automobile user, so that the automobile user can drive the automobile away from the charging position in time after the automobile is charged, and the setting of the analyzing unit 32 provides data support for running of a lower module in the system on one hand, so that the real-time state of the automobile battery can be captured by the system, and the charging pile provides a more stable charging environment for the automobile battery through the switching of the charging modes.
As shown in fig. 1, the capturing module 4 is provided with a sub-module at a lower stage, including:
a monitoring unit 41 for monitoring the real-time polarization value of the automobile battery;
the monitoring unit 41 is internally integrated with a temperature sensor, and is used for monitoring the body surface temperature of the automobile battery in real time, the monitoring unit 41 receives the current residual electric quantity of the automobile battery obtained by the calculating unit 31 in real time, the real-time polarization value of the automobile battery monitored by the monitoring unit 41 comprises the body surface temperature change value of the automobile battery monitored by the temperature sensor, the real-time polarization value of the automobile battery monitored by the monitoring unit 41 also comprises the current residual electric quantity amplification trend value of the automobile battery obtained by the calculating unit 31, the concentration polarization and the electrochemical polarization state in the current polarization state of the automobile battery analyzed by the analyzing unit 32 are analyzed according to the current residual electric quantity amplification trend value of the automobile battery, and the ohmic polarization state in the current polarization state of the automobile battery analyzed by the analyzing unit 32 is analyzed according to the current body surface temperature change value of the battery.
The current polarization state data of the vehicle battery, which is analyzed by the analysis unit 32, is further processed through the setting of the monitoring unit 41, and necessary reference data conditions are provided for setting the skip threshold of the charging pile charging mode in the threshold setting module 6.
As shown in fig. 1, the design module 5 and the threshold setting module 6 are provided with sub-modules at a lower level, including:
a configuration unit 61, configured to configure the skip threshold of the charging pile charging mode designed by the design module 5 and the charging pile charging mode set by the threshold setting module 6;
the charging pile charging mode content designed by the design module 5 comprises: the charging pile output power and the charging pile output power correspond to unit price, and the charging pile charging mode designed by the design module 5 is manually edited and set according to a user at the system end.
As shown in fig. 1, the skip threshold of the charging pile charging mode set in the threshold setting module 6 is manually edited and set according to a user at the system end, and the skip threshold of the charging pile charging mode is set according to the current polarization state of the automobile battery analyzed by the analysis unit 32 and the real-time polarization value of the automobile battery monitored by the monitoring unit 41 when the skip threshold is set.
As shown in fig. 1, the monitoring unit 41 is further configured to monitor a charging acceptance rate of the vehicle battery in real time, and the monitored charging acceptance rate of the vehicle battery is sent to the control terminal 1 in real time, where the control terminal 1 determines whether the vehicle battery is full or not according to the charging acceptance rate of the vehicle battery, and the charging acceptance rate of the vehicle battery is calculated according to the following formula:
;
in the formula, alpha is the charging receiving rate of the automobile battery;
K 2 is constant, K 2 The size of (2) is related to the type of battery and the degree of new and old batteries;
c is the rated capacity of the automobile battery;
K 1 is constant, K 1 The size of (2) depends on the discharge capacity of the battery;
i is the maximum acceptable current of the automobile battery.
As shown in fig. 1, a control terminal 1 is electrically connected with a user management module 2 through a medium, the lower level of the user management module 2 is electrically connected with an IC identification unit 21 and an IC input unit 22 through the medium, the user management module 2 is electrically connected with a detection module 3 through the medium, the lower level of the detection module 3 is electrically connected with a calculation unit 31 and an analysis unit 32 through the medium, the detection module 3 is electrically connected with a capturing module 4 through the medium, the inside of the capturing module 4 is electrically connected with a monitoring unit 41 through the medium, the capturing module 4 is electrically connected with a design module 5 and a threshold setting module 6 through the medium, the design module 5 and the threshold setting module 6 are electrically connected with a configuration unit 61 through the medium, and the threshold setting module 6 is electrically connected with a charging module 7 through the medium.
In summary, the system in the above embodiment adds an IC identification function to the charging pile, so that the charging pile manages an automobile user, and through detecting the real-time remaining amount of the automobile battery and acquiring the charging and discharging power of the automobile battery, the theoretical charging time required by the automobile battery can be calculated, so that the automobile user knows, the charging pile is prevented from being occupied by the automobile for a long time after the automobile is fully charged to a certain extent, further, the system can bring switching of different charging modes to the charging process of the automobile battery through capturing and analyzing the polarization state of the automobile battery, ensure that the charging mode provided by the charging pile for the automobile can be changed in real time according to the polarization state of the automobile battery, ensure that the charging process of the charging pile for the automobile battery is more energy-saving, reduce waste of loss, and the charging pile can set the charging mode of the charging pile according to the polarization state of the automobile battery, so that the charging mode of the charging pile is automatically changed according to the skip threshold, thereby effectively shortening the charging time of the automobile battery. And the system can also monitor the charging acceptance rate of the automobile battery in real time, and can accurately judge whether the automobile battery is full and whether the charging state of the automobile battery is stable or not through the monitored charging acceptance rate, so that the charging pile is safer in the charging process of the automobile.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (9)

1. A charging pile billing system, comprising:
the control terminal (1) is a main control end of the system and is used for sending out control commands;
the user management module (2) is used for storing the fixed frequency of the electromagnetic wave and the user parameters sent by the IC card held by the system service user;
the detection module (3) is used for detecting the connection state of the automobile and the charging pile;
the capturing module (4) is used for capturing the current residual electric quantity of the battery connected with the charging pile;
the design module (5) is used for designing a charging mode of the charging pile;
the threshold setting module (6) is used for setting a jump threshold of the charging pile charging mode;
the charging module (7) is used for acquiring a charging mode and a charging mode running time of the charging pile connected automobile, which are applied before and after the jump threshold value set by the threshold value setting module (6) is jumped, and calculating charging cost by referring to the unit price corresponding to the output power of the charging mode of the charging pile and the charging mode running time;
the output power corresponding unit price is set according to the ratio of time to money.
2. A charging pile billing system according to claim 1, characterized in that the subscriber management module (2) is provided with sub-modules at a lower level, comprising:
an IC identification unit (21) for reading an IC card held by a user, and identifying the electromagnetic wave fixed frequency of the IC card and the user parameters held by the IC card;
an IC input unit (22) for inputting the IC card held by the user for the user management module (2) to receive;
wherein, the user parameter content includes: the user identity information, the battery capacity and charge-discharge power data of the automobile to which the user belongs, and the IC identification unit (21) and the IC input unit (22) are integrated by an IC reader-writer.
3. The charging pile billing system according to claim 1, wherein when a user uses the charging pile, the user first connects the charging pile with the car, recognizes that the user holds the IC card through the IC recognition unit (21), and triggers the system to operate when recognizing that the fixed frequency of electromagnetic waves emitted from the user holding the IC card is the same as the fixed frequency of electromagnetic waves stored in the user management module (2), and the control terminal (1) controls the charging pile to operate to emit current to detect whether the connection of the charging pile with the car is on or not after the system is operated.
4. A charging pile billing system according to claim 1, characterized in that the detection module (3) is provided with sub-modules at a lower level, comprising:
a calculation unit (31) for acquiring the battery capacity and charge/discharge power data of the automobile to which the user belongs from the user parameters identified by the IC identification unit (21); the device is used for acquiring the current residual electric quantity of the automobile battery captured by the capturing module (4); the method is used for calculating the rechargeable charge value of the electric car and the electric car according to the capacity of the battery of the car, the charge and discharge power of the battery and the current residual electric quantity of the car, and calculating the theoretical full charge required time value based on the charge and discharge power of the battery of the car;
an analysis unit (32) for analyzing the current polarization state of the automotive battery;
wherein, the automobile polarization state comprises ohmic polarization, concentration polarization and electrochemical polarization.
5. A charging pile billing system according to claim 1 or 4, characterized in that the capturing module (4) is provided with sub-modules at a lower level, comprising:
a monitoring unit (41) for monitoring the real-time polarization value of the automobile battery;
the monitoring unit (41) is internally integrated with a temperature sensor and is used for monitoring the body surface temperature of the automobile battery in real time, the monitoring unit (41) receives the current residual electric quantity of the automobile battery obtained by the calculating unit (31) in real time, the real-time polarization value of the automobile battery monitored by the monitoring unit (41) comprises the body surface temperature change value of the automobile battery monitored by the temperature sensor, the real-time polarization value of the automobile battery monitored by the monitoring unit (41) further comprises the current residual electric quantity amplification trend value of the automobile battery obtained by the calculating unit (31), concentration polarization and electrochemical polarization states in the current polarization state of the automobile battery analyzed by the analyzing unit (32) are analyzed according to the current residual electric quantity amplification trend value of the automobile battery, and the ohmic polarization state in the current polarization state of the automobile battery analyzed by the analyzing unit (32) is analyzed according to the current body surface temperature change value of the battery.
6. Charging pile billing system according to claim 1, characterized in that the design module (5) and the threshold setting module (6) are provided with sub-modules at a lower level, comprising:
a configuration unit (61) for configuring the charging pile charging mode designed by the design module (5) and the jump threshold of the charging pile charging mode set by the threshold setting module (6);
wherein, the charging pile charging mode content that design module (5) designed includes: the charging pile output power and the charging pile output power correspond to unit price, and the charging pile charging mode designed by the design module (5) is manually edited and set according to a user at the system end.
7. The charging pile billing system according to claim 1, wherein the skip threshold of the charging pile charging mode set in the threshold setting module (6) is manually edited and set by a system end user, and the skip threshold of the charging pile charging mode is set according to the current polarization state of the vehicle battery analyzed by the analysis unit (32) and the real-time polarization value of the vehicle battery monitored by the monitoring unit (41) when the skip threshold is set.
8. The charging pile billing system according to claim 5, wherein the monitoring unit (41) is further configured to monitor a charging acceptance rate of the car battery in real time, and the monitored charging acceptance rate of the car battery is sent to the control terminal (1) in real time, and the control terminal (1) determines whether the car battery is full or not according to the charging acceptance rate of the car battery, and the charging acceptance rate of the car battery is calculated according to the following formula:
;
in the formula, alpha is the charging receiving rate of the automobile battery;
K 2 is constant, K 2 The size of (2) is related to the type of battery and the degree of new and old batteries;
c is the rated capacity of the automobile battery;
K 1 is constant, K 1 The size of (2) depends on the discharge capacity of the battery;
i is the maximum acceptable current of the automobile battery.
9. The charging pile billing system according to claim 1, wherein the control terminal (1) is electrically connected with a user management module (2) through a medium, the lower stage of the user management module (2) is electrically connected with an IC identification unit (21) and an IC input unit (22) through the medium, the user management module (2) is electrically connected with a detection module (3) through the medium, the lower stage of the detection module (3) is electrically connected with a calculation unit (31) and an analysis unit (32) through the medium, the detection module (3) is electrically connected with a capturing module (4) through the medium, the inside of the capturing module (4) is electrically connected with a monitoring unit (41) through the medium, the capturing module (4) is electrically connected with a design module (5) and a threshold setting module (6), the lower stage of the design module (5) and the threshold setting module (6) is electrically connected with a configuration unit (61) through the medium, and the threshold setting module (6) is electrically connected with a billing module (7) through the medium.
CN202310952586.0A 2023-08-01 2023-08-01 Charging pile charging system Pending CN116665371A (en)

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CN106515473A (en) * 2016-09-27 2017-03-22 广东工业大学 Intelligent charging system based on microcontroller for batteries of electric vehicles and control method thereof
CN110203099A (en) * 2019-05-22 2019-09-06 湖北国电众恒电气有限公司 Consider that user can use the efficient charging method of dynamic lithium battery in charging time
CN110297185A (en) * 2019-08-14 2019-10-01 莆田市烛火信息技术有限公司 A kind of new energy car battery dynamic state of parameters monitoring system
CN115940669A (en) * 2022-11-24 2023-04-07 淮阴工学院 Pulse control method of electric vehicle charging pile rectifier
CN115972974A (en) * 2022-12-26 2023-04-18 广汽埃安新能源汽车股份有限公司 Polarization current eliminating method and charging circuit
CN116215291A (en) * 2023-04-03 2023-06-06 安徽工程大学 Timing charging system automatically controlled by computer

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103475060A (en) * 2013-09-18 2013-12-25 湖南工业大学 Charging circuit and charger
CN106114254A (en) * 2016-06-28 2016-11-16 广州汽车集团股份有限公司 Intelligent charge control method, device and system
CN106515473A (en) * 2016-09-27 2017-03-22 广东工业大学 Intelligent charging system based on microcontroller for batteries of electric vehicles and control method thereof
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