CN112185007B - Battery charging control method and control system - Google Patents
Battery charging control method and control system Download PDFInfo
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- CN112185007B CN112185007B CN202010926234.4A CN202010926234A CN112185007B CN 112185007 B CN112185007 B CN 112185007B CN 202010926234 A CN202010926234 A CN 202010926234A CN 112185007 B CN112185007 B CN 112185007B
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/003—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity
- G07F15/005—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity dispensed for the electrical charging of 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
- 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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- 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
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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
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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
Abstract
The utility model discloses a control method and a control system for battery charging and billing, wherein a first charging curve is obtained by presetting electric energy corresponding to factory charging quantity, the factory charging quantity is divided according to each unit electric quantity, a power quantity-energy relation curve of the factory charging quantity is obtained according to each divided unit electric quantity and the first charging curve, and when the battery charging and billing are carried out, the power quantity consumed by the battery is billed together according to the superposed power quantity of the factory charging quantity and the battery charging power quantity, and the billing is accurate.
Description
Technical Field
The utility model relates to the field of battery charging and discharging billing, in particular to a battery charging and billing control method and a battery charging and billing control system.
Background
The electric automobile is accepted by more and more masses because no harmful gas is discharged, and the battery charging of the existing electric automobile mainly has two modes: a direct plug-in mode and a battery change mode. In the battery charging mode, the battery charging problem is always a difficulty, and because the battery is provided with initial charge capacity when leaving the factory, the initial charge capacity is not counted in the charging process, and the electric quantity management module in the battery is not aware of the energy corresponding to the charge capacity, so that the recorded electric quantity is exhausted when the discharging charging statistics is performed, but the battery is still charged, and the charging is inaccurate because the factory charge capacity cannot be charged during charging under the condition of continuous discharging.
Disclosure of Invention
Therefore, the utility model aims to provide a battery power-changing charging control method and a battery power-changing charging control system, which are used for solving the technical problems of difficult charging and inaccurate charging in the prior art.
The technical solution of the present utility model is to provide a battery charging control method, comprising:
s1: presetting the charging electric energy corresponding to each unit electric quantity to form a first charging curve;
s2: dividing the factory charge quantity according to each unit electric quantity, obtaining a first electric quantity-electric energy curve according to each divided unit electric quantity and the first charging curve, and storing the first electric quantity-electric energy curve;
s3: in the charging process of the battery, charging electric energy corresponding to each unit electric quantity charged into the battery is calculated in real time, and a second electric quantity-electric energy curve is obtained and stored according to each unit electric quantity and the corresponding charging electric energy;
and the total electric quantity of the battery is set into a plurality of unit electric quantity units according to a set measurement unit and is sequentially arranged, and each unit electric quantity corresponding to the factory electric quantity is arranged before each unit electric quantity corresponding to the charged electric quantity.
Further, in step S1, it includes: the first charging curve is obtained according to an offline charging and discharging process of the battery.
Further, the method includes the steps of recording the amount of discharge during the battery operation discharge;
and when the battery is subjected to power exchange, reading the actual discharged quantity recorded by the battery, and obtaining the charging electric energy actually consumed by the battery according to the first electric quantity-electric energy curve, the second electric quantity-electric energy curve and the actual discharged quantity.
Further, setting each unit electric quantity corresponding to the factory electric quantity to be arranged after each unit electric quantity corresponding to the charged electric quantity for use;
and calculating all used unit electric quantity units according to the read discharge electric quantity.
Further, in the next charging process, each unit electric quantity obtained by charging is arranged after each unit electric quantity corresponding to the residual electric quantity after the last discharging of the factory electric quantity.
Further, the method comprises the steps of: setting a preset range value of the battery charge quantity of the battery leaving the factory;
obtaining energy corresponding to a preset range value of the charge quantity of the battery according to the first charging curve;
calculating the average value of all the energies corresponding to the preset range value;
when the battery is in a running discharging process, and the battery is still in a discharging state after the charge stored by the battery is read, the charging electric energy actually consumed by the battery is compensated by adopting the average value of all the energies corresponding to the preset range value.
Further, the preset range value is set to be 0-M% of battery charge of the battery, and the M value is 10 or 15 or 20.
Further, obtaining charging electric energy corresponding to all used unit electric quantity units according to the second electric quantity-electric energy curve and the first electric quantity-electric energy curve, adding the charging electric energy corresponding to all used unit electric quantity units to obtain charging electric energy actually used by the battery,
and converting the actually used charging electric energy into corresponding actual consumption amount, and charging according to the actual consumption amount of the battery.
The control system for battery power change charging according to the utility model comprises:
the energy presetting module presets the charging energy corresponding to each unit electric quantity to form a first charging curve;
the energy calculating module is used for calculating the charging electric energy consumed by the battery in the charging process;
the electric quantity calculation module is used for obtaining the factory charge quantity of the battery, calculating the electric quantity obtained in the charging process of the battery and the electric quantity consumed in the discharging process of the battery;
the electric quantity-electric energy management module is connected with the energy preset module, the energy calculation module and the electric quantity calculation module; the electric quantity-electric energy management module divides the factory electric quantity according to each unit electric quantity, obtains a first electric quantity-electric energy curve according to each divided unit electric quantity and the first charging curve, and stores the first electric quantity-electric energy curve;
the electric quantity-electric energy management module obtains a second electric quantity-electric energy curve of the electric quantity of each unit size and the corresponding charging electric energy according to the charging electric energy of the electric quantity of each unit size, which is charged into the battery in the charging process of the battery, and stores the second electric quantity-electric energy curve;
and the charging module is connected with the electric energy-electric energy management module and the electric quantity calculation module, acquires the charging electric energy actually used by the battery according to the electric quantity-electric energy curve and the electric quantity actually used by the battery, converts the charging electric energy actually used into corresponding actual consumption amount, and charges the actual consumption amount of the battery.
Further, the electric quantity-electric energy management module sets the total electric quantity of the battery as a plurality of unit electric quantity units according to a set measurement unit and sequentially arranges the unit electric quantity units, and each unit electric quantity corresponding to the factory electric quantity is arranged before each unit electric quantity corresponding to the charged electric quantity.
Further, the energy preset module obtains the first charging curve according to an offline charging and discharging process of the battery.
Further, setting each unit electric quantity corresponding to the factory electric quantity to be arranged after each unit electric quantity corresponding to the charged electric quantity for use;
and calculating all used unit electric quantity units according to the read discharge electric quantity.
Further, setting a preset range value of the battery charge quantity of the battery delivered from the battery;
obtaining energy corresponding to a preset range value of the charge quantity of the battery according to the first charging curve;
calculating the average value of all the energies corresponding to the preset range value;
when the battery is completely discharged in the running and discharging process, and the battery is still discharged after the charge quantity stored in the battery is read, the charging electric energy actually consumed by the battery is compensated by adopting the average value of all the energies corresponding to the preset range value.
Further, the preset range value is set to be 0-M% of battery charge of the battery, and the M value is 10 or 15 or 20.
By adopting the control method and the control system for battery charge replacement charging, the electric energy corresponding to the factory electric charge is preset, the factory electric charge is divided according to each unit electric charge, the electric charge-energy relation curve of the factory electric charge is obtained according to each divided unit electric charge and the first charging curve, and when charging, the electric charge consumed by the battery is charged together according to the factory electric charge and the charged electric charge, so that the charging is accurate.
Drawings
FIG. 1 is a flow chart of a method for controlling battery charging according to the present utility model;
fig. 2 is a control system for battery charging according to the present utility model.
Detailed Description
Some preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, and technical solutions in the embodiments of the present utility model will be clearly and completely described, but the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Ordinal numbers such as "first" and "second" cited in the present utility model are merely identifiers and do not have any other meaning, such as a particular order or the like. Also, for example, the term "first end" does not itself imply a positional limitation of "second end" and the term "second end" does not itself imply a positional limitation of "first end".
The electric quantity in the utility model refers to the capacity or charge quantity of a battery, and the common unit is ampere hour or coulomb; electrical energy is the ability of an electrical charge to perform work, and is energy, typically in kilowatt-hours or watt-hours.
Fig. 1 is a flowchart of a battery charging control method according to the present utility model, and fig. 2 is a control system of battery charging according to the present utility model, and an embodiment of the present utility model is described below with reference to fig. 1 and 2.
The charging control system in the embodiment of the utility model comprises an energy preset module 2, an energy calculation module 3, an electric quantity calculation module 4, an electric quantity-energy management system 5 and a charging center 6, wherein the connection relation and the function of each module are respectively described in the following. The charging control system also comprises other signal acquisition modules, such as a battery charging module, which is not shown in fig. 2, and the battery is denoted as 1 in fig. 2, since no direct connection with the present utility model occurs.
The first step of the control method of the embodiment of the utility model comprises the steps of presetting the charging electric energy corresponding to each unit electric quantity so as to form a first charging curve; dividing the factory charge quantity according to each unit electric quantity, obtaining a first electric quantity-electric energy curve according to each divided unit electric quantity and the first charging curve, and storing the first electric quantity-electric energy curve; the first charging curve is obtained according to an offline charging and discharging process of the battery or is obtained by performing experimental discharging detection on the battery of the same type once, and the relationship curve can be obtained.
Here, the energy presetting module 2 presets the charging energy corresponding to each unit electric quantity to form a first charging curve, the energy presetting module 2 transmits the first charging curve to the electric quantity-electric energy management module 5, the electric quantity-electric energy management module 5 divides the factory electric quantity according to each unit electric quantity, and the first electric quantity-electric energy curve is obtained and stored according to each divided unit electric quantity and the first charging curve;
secondly, in the charging process of the battery, charging electric energy corresponding to each unit electric quantity charged into the battery is calculated in real time, and a second electric quantity-electric energy curve is obtained and stored according to each unit electric quantity and the corresponding charging electric energy;
and the total electric quantity of the battery is set into a plurality of unit electric quantity units according to a set measurement unit and is sequentially arranged, and each unit electric quantity corresponding to the factory electric quantity is arranged before each unit electric quantity corresponding to the charged electric quantity.
Here, the first and second power-power curves may be curves according to the same or different variation trends.
The power-power management module 5 sets the total power of the battery to a plurality of power units with unit sizes, which are sequentially arranged and formed, and the power units with unit sizes are set according to a rule of inputting before outputting.
The electric quantity-electric energy management module 5 records electric quantity units with each unit size in one-to-one correspondence with corresponding charging electric energy according to the obtained outgoing electric quantity and electric energy data and electric quantity and energy data of the battery in the charging process, and each unit electric quantity corresponding to the outgoing electric quantity is arranged before each unit electric quantity corresponding to the charging electric quantity. For example, the total charge of the battery is modeled as individual charge units of unit size, denoted Qi, i=1, 2,3 … …, m, which meet the first-in-last-out rule. The charging power corresponding to each power unit is different and is denoted as Ei, i=1, 2,3 … …, n. The relation between the electric quantity unit corresponding to the electric quantity and energy of the factory is Qi, i=1, 2, 3..n, the electric energy is recorded as Ei, i=1, 2,3 … …, n, the corresponding electric quantity unit in the charging process is Qi, i=n+1..m, the electric energy is recorded as Ei, i=n+1..m. Thus, when the battery is charged, the electric quantity-electric energy management module 5 sequentially records the electric quantity-energy relationships (Q1, E1), (Q2, E2), (Q3, E3) … … (Qm, em) sequentially into the queue.
Then, during the discharging process of the battery, the discharged quantity is recorded, and the quantity of electricity during the discharging process of the battery is calculated by the electricity calculating module 4, and in this embodiment, the unit electricity units in the battery are set to be sequentially discharged for use according to the reverse sequence of the arrangement sequence of charging, so that each unit electricity corresponding to the factory electricity quantity is arranged after each unit electricity corresponding to the charged electricity quantity.
The electric quantity calculation module 4 transmits electric quantity using data to the electric quantity-electric energy management module 5, the electric quantity-electric energy management module 5 calculates all used unit electric quantity units according to the read discharging electric quantity, when the battery is used for power conversion, the actual discharging electric quantity recorded by the battery is read, the electric quantity-electric energy management module 5 obtains charging electric energy actually consumed by the battery according to the first electric quantity-electric energy curve, the second electric quantity-electric energy curve and the actual discharging electric quantity, the electric quantity-electric energy management module 5 adds the charging electric energy corresponding to all used unit electric quantity units to obtain charging electric energy actually used by the battery, and the charging center 6 converts the actually used charging electric energy into corresponding actual consumption amount and charges according to the actual battery consumption amount.
According to the above-mentioned process, through setting the electric charge of leaving the factory in advance, obtain the electric energy that the electric charge of leaving the factory corresponds, the electric charge of leaving the factory and the electric charge of charging are placed according to the rule that sets for, in the charging process, can obtain the electric energy that discharges that the electric charge of leaving the factory corresponds according to the rule that discharges the setting, therefore can obtain accurate expense.
Finally, it should be noted that, in the next charging process, each unit of electric quantity obtained by charging is arranged after each unit of electric quantity corresponding to the residual electric quantity after the last discharging of the factory electric quantity. For example, the factory charge amount accounts for 20% of the total charge capacity of the battery, 80% of the first charge is supplemented to be full, 90% of the total charge capacity of the battery is used for discharging in the first discharging use process, and according to the discharging rule of the application, 10% of the factory charge amount can be considered to remain, and in the next charging process, 90% of the total charge capacity of the battery needs to be supplemented to be full, the cycle is sequentially performed until the factory charge amount is consumed, and if the factory charge amount is consumed, 100% of the total charge capacity needs to be supplemented to be full in the charging process.
In the rechargeable battery of the electric automobile, the problem that the electric quantity recorded by the electric energy-energy management system is used up is caused by errors accumulated in metering, self-discharging of the battery and attenuation of the battery during use, but the battery is still discharged, so that compensation correction is needed for the inaccuracy of electric energy calculation caused by the errors and the like of the battery.
In the embodiment of the application, the control method for discharging and charging the battery further comprises the steps of,
setting a preset range value of the battery charge quantity of the battery leaving the factory, and obtaining energy corresponding to the preset range value of the battery charge quantity according to the first charging curve; and calculating the average value of all the energies corresponding to the preset range value, wherein the preset range value is generally set to 0-M% of the battery charge quantity of the battery, and M can be 10, 15 or 20. However, as those skilled in the art will recognize, the predetermined range may be selected according to practical situations, and the measurement error is usually within 10%, so the predetermined range may be set to 0-10% or 0-20% of the battery charge of the battery factory.
When the battery is completely discharged after the charge stored in the battery is read, the battery is still discharged, and then the average value of all the energies corresponding to the preset range value is adopted to compensate the charging electric energy actually consumed by the battery, specifically, the average value of all the energies corresponding to the preset range value is adopted to carry out superposition calculation with the charging electric energy actually consumed by the battery, namely, the electric energy obtained by calculation of the average value and the charging electric energy is superposed, and the calculation of the electric charge is carried out according to the superposed electric energy, so that the inaccuracy of calculation caused by factors such as errors can be compensated, and the accuracy of battery charging calculation can be further improved.
It will be appreciated by those skilled in the art that in the embodiment of the present utility model, the calculation of the electric quantity or the electric energy may calculate the charging electric energy consumed by the battery during the charging process and the electric quantity obtained by the battery during the charging process by using the instantaneous voltage of the battery during the current working state (such as the charging process or the discharging process), and the technology is a conventional technology and will not be described in detail herein.
The above description of the preferred embodiments of the battery charging control method and control system according to the present utility model is provided in detail, but the circuit and the advantages of the patent should not be considered as limited to the above description, and the disclosed embodiments and the accompanying drawings can be better understood, so that the above-mentioned embodiments and the accompanying drawings are included to better understand the present utility model, and the protection of the present utility model is not limited to the scope of the disclosure, and the substitution and modification of the embodiments of the present utility model by those skilled in the art are all within the protection scope of the present utility model.
Claims (8)
1. A method for controlling battery charging, comprising:
s1: presetting the charging electric energy corresponding to each unit electric quantity to form a first charging curve, wherein the first charging curve is obtained according to an offline charging and discharging process of the battery;
s2: dividing the factory charge quantity according to each unit electric quantity, obtaining a first electric quantity-electric energy curve according to each divided unit electric quantity and the first charging curve, and storing the first electric quantity-electric energy curve;
s3: in the charging process of the battery, charging electric energy corresponding to each unit electric quantity charged into the battery is calculated in real time, and a second electric quantity-electric energy curve is obtained and stored according to each unit electric quantity and the corresponding charging electric energy;
the total electric quantity of the battery is set into a plurality of unit electric quantity units according to a set metering unit and is sequentially arranged, and each unit electric quantity corresponding to the factory electric quantity is arranged before each unit electric quantity corresponding to the charged electric quantity; the unit electric quantity units in the battery are sequentially discharged according to the reverse sequence of the arrangement sequence of charging, and each unit electric quantity corresponding to the factory electric quantity is arranged after each unit electric quantity corresponding to the charged electric quantity for use;
s4: recording the discharge amount during the battery operation discharge process;
when the battery is subjected to power conversion, the actual discharged quantity recorded by the battery is read, the charging electric energy actually consumed by the battery is obtained according to the first electric quantity-electric energy curve, the second electric quantity-electric energy curve and the actual discharged quantity, the charging electric energy actually consumed is converted into the corresponding actual consumption amount, and charging is carried out according to the actual consumption amount of the battery.
2. The control method according to claim 1, wherein each unit amount of electricity obtained by charging is arranged after each unit amount of electricity corresponding to a remaining amount of electricity after the last discharge of the factory charge amount at the next charging process.
3. The control method according to claim 1, further comprising the step of,
setting a preset range value of the battery charge quantity of the battery leaving the factory;
obtaining energy corresponding to a preset range value of the charge quantity of the battery according to the first charging curve;
calculating the average value of all the energies corresponding to the preset range value;
when the battery is in a running discharging process, and the battery is still in a discharging state after the charge stored by the battery is read, the charging electric energy actually consumed by the battery is compensated by adopting the average value of all the energies corresponding to the preset range value.
4. A control method according to claim 3, wherein the predetermined range value is set to 0-M% of the battery charge amount of the battery delivery, the M value being 10 or 15 or 20.
5. The control method according to claim 3, wherein the charging power corresponding to all the used unit electric power units is obtained based on the second electric power-power curve and the first electric power-power curve, the charging power corresponding to all the used unit electric power units is added to obtain the charging power actually used by the battery,
and converting the actually used charging electric energy into corresponding actual consumption amount, and charging according to the actual consumption amount of the battery.
6. A control system for battery replacement charging, comprising:
the energy presetting module presets the charging energy corresponding to each unit electric quantity to form a first charging curve, wherein the first charging curve is obtained according to an offline charging and discharging process of the battery;
the energy calculating module is used for calculating the charging electric energy consumed by the battery in the charging process;
the electric quantity calculation module is used for obtaining the factory charge quantity of the battery, calculating the electric quantity obtained in the charging process of the battery and the electric quantity consumed in the discharging process of the battery;
the electric quantity-electric energy management module is connected with the energy preset module, the energy calculation module and the electric quantity calculation module; the electric quantity-electric energy management module divides the factory electric quantity according to each unit electric quantity, obtains a first electric quantity-electric energy curve according to each divided unit electric quantity and the first charging curve, and stores the first electric quantity-electric energy curve;
the electric quantity-electric energy management module obtains a second electric quantity-electric energy curve of the electric quantity of each unit size and the corresponding charging electric energy according to the charging electric energy of the electric quantity of each unit size, which is charged into the battery in the charging process of the battery, and stores the second electric quantity-electric energy curve;
the charging module is connected with the electric energy-electric energy management module and the electric quantity calculation module, acquires charging electric energy actually used by the battery according to the electric quantity-electric energy curve and the electric quantity actually used by the battery, converts the charging electric energy actually used into corresponding actual consumption amount, and charges the actual consumption amount of the battery;
the electric quantity-electric energy management module sets the total electric quantity of the battery as a plurality of unit electric quantity units according to a set measurement unit and sequentially arranges the unit electric quantity units, and each unit electric quantity corresponding to the factory electric quantity is arranged before each unit electric quantity corresponding to the charged electric quantity; setting each unit electric quantity corresponding to the factory electric quantity to be arranged after each unit electric quantity corresponding to the charged electric quantity for use;
and calculating all used unit electric quantity units according to the read discharge electric quantity.
7. The control system according to claim 6, wherein a predetermined range value of battery charge amount of the battery delivery is set;
obtaining energy corresponding to a preset range value of the charge quantity of the battery according to the first charging curve;
calculating the average value of all the energies corresponding to the preset range value;
when the battery is completely discharged in the running and discharging process, and the battery is still discharged after the charge quantity stored in the battery is read, the charging electric energy actually consumed by the battery is compensated by adopting the average value of all the energies corresponding to the preset range value.
8. The control system according to claim 7, wherein the predetermined range value is set to 0-M% of a battery charge amount of the battery delivery, the M value being 10 or 15 or 20.
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| WO2024007215A1 (en) * | 2022-07-06 | 2024-01-11 | 时代电服科技有限公司 | Battery swapping method and device |
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