Charging and discharging control method and system for uninterruptible power supply of transmitter

Abstract

The invention provides a charging and discharging control method and system for an uninterruptible power supply of a transmitter. According to the technical scheme, the charging and discharging control method comprises the steps of obtaining battery unit data of a battery unit; dividing the battery unit into a charging battery unit and a discharging battery unit, and obtaining a charging mode of the charging battery unit and a discharging mode of the discharging battery unit; analyzing to obtain a charging state coefficient of the rechargeable battery unit, obtaining a charging sequence of the rechargeable battery unit according to the charging state coefficient, and generating a power supply charging strategy of the power supply battery pack according to the charging sequence and the charging mode; analyzing to obtain a discharge state coefficient of the discharge battery unit, obtaining a discharge sequence of the discharge battery unit according to the discharge state coefficient, and generating a power supply discharge strategy of the power supply battery pack according to the discharge sequence and the discharge mode; and performing charging and discharging control on a power battery pack corresponding to the transmitter according to the power charging strategy and the power discharging strategy. According to the invention, the charging and discharging efficiency and safety of the uninterruptible power supply of the transmitter are improved.

Description

Technical Field

[0001] The present application relates to the technical field of transmitters, and in particular to a charging and discharging control method and system for an uninterruptible power supply of a transmitter. Background Art

[0002] The transmitter uninterruptible power supply is a power supply device that can continuously provide stable power to the transmitter and other equipment when the main power supply fails or is abnormal. With the rapid development of communication technology, the transmitter is the core equipment of the communication system, and its stability and reliability are extremely important. The transmitter has extremely high requirements for the stability of the power supply during operation. Any power interruption or fluctuation may cause communication interruption or even damage to the equipment. Therefore, the application of uninterruptible power supply system in the transmitter is particularly important.

[0003] The charging and discharging control method of the transmitter uninterruptible power supply in the related technology is often unable to set a reasonable charging and discharging sequence and control logic for the battery pack according to the actual situation of the power battery pack, resulting in the inability to ensure the safe and efficient operation of the battery pack, and is not conducive to the service life of the battery pack. There is room for improvement. Summary of the invention

[0004] The purpose of the embodiments of the present application is to provide a charging and discharging control method and system for a transmitter uninterruptible power supply, so as to improve the problem that the charging and discharging control method for the transmitter uninterruptible power supply in the related art is often unable to set a reasonable charging and discharging sequence and control logic for the battery pack according to the actual situation of the power battery pack, resulting in the inability to ensure the safe and efficient operation of the battery pack, and is not conducive to the service life of the battery pack.

[0005] In a first aspect of the present application, a method for controlling charging and discharging of an uninterruptible power supply of a transmitter is provided, comprising the following steps:

[0006] Acquire battery cell data of a battery cell in a power battery pack corresponding to the transmitter, wherein the power battery pack includes at least one battery cell;

[0007] Obtain the load data of the transmitter and the real-time battery power of the battery unit;

[0008] Dividing the battery cells into charging battery cells and discharging battery cells according to the real-time power of the battery, and obtaining a charging mode corresponding to the charging battery cells and a discharging mode corresponding to the discharging battery cells;

[0009] The battery cell data of the rechargeable battery cell includes battery parameter data, battery power data and battery usage data of the rechargeable battery cell;

[0010] Analyze the battery parameter data to obtain a first charging state parameter of the rechargeable battery unit; analyze the battery power data to obtain a second charging state parameter of the rechargeable battery unit; analyze the battery usage data to obtain a third charging state parameter of the rechargeable battery unit;

[0011] Obtaining a charging state coefficient corresponding to a charging battery unit according to the first charging state parameter, the second charging state parameter and the third charging state parameter;

[0012] Obtaining a charging sequence of the rechargeable battery units according to the charging state coefficients, and generating a power charging strategy of the power battery pack according to the charging sequence and the charging mode of the rechargeable battery units;

[0013] The battery cell data of the discharge battery cell includes battery parameter data and battery usage data of the discharge battery cell;

[0014] Analyzing the battery parameter data to obtain a first discharge state parameter of the discharge battery unit; analyzing the battery usage data to obtain a second discharge state parameter of the discharge battery unit;

[0015] Obtaining a discharge state coefficient corresponding to a discharge battery unit according to the first discharge state parameter and the second discharge state parameter;

[0016] Obtaining a discharge order of the discharge battery cells according to the discharge state coefficients, and generating a power supply discharge strategy of the power supply battery pack according to the discharge order and the discharge mode of the discharge battery cells;

[0017] The power supply battery pack corresponding to the transmitter is charged and discharged according to the power supply charging strategy and the power supply discharging strategy.

[0018] Preferably, the battery cells are divided into charging battery cells and discharging battery cells according to the real-time power of the battery, specifically:

[0019] Setting a power interval, wherein the power interval includes an undercharge interval, a normal power interval, and a full charge interval;

[0020] Compare the real-time battery power of the battery unit with the power range to obtain the power range corresponding to the battery unit;

[0021] If the power interval corresponding to the battery cell is an undercharged interval, the battery cell is recorded as a charged battery cell;

[0022] If the power interval corresponding to the battery cell is a normal power interval, the battery cell is recorded as a rechargeable battery cell;

[0023] If the power interval corresponding to the battery cell is a full charge interval, the battery cell is recorded as a discharge battery cell.

[0024] Preferably, the charging mode corresponding to the charging battery unit and the discharging mode corresponding to the discharging battery unit are obtained, specifically:

[0025] Setting the charging mode of the rechargeable battery unit in the undercharged amount interval to a constant current charging mode;

[0026] Setting the charging mode of the rechargeable battery unit in the normal power range to a constant voltage charging mode;

[0027] Set the load change standard range corresponding to the transmitter;

[0028] Obtaining a real-time load variation range of the transmitter according to the load data of the transmitter, and comparing the real-time load variation range with a load variation standard range;

[0029] If the real-time load variation range of the transmitter is within the load variation standard range, the discharge mode of the discharge battery unit is set to a constant current discharge mode;

[0030] If the real-time load variation range of the transmitter is outside the load variation standard range, the discharge mode of the discharge battery unit is set to the constant power discharge mode.

[0031] Preferably, the battery parameter data is analyzed to obtain a first charging state parameter of the rechargeable battery unit; the battery power data is analyzed to obtain a second charging state parameter of the rechargeable battery unit; and the battery usage data is analyzed to obtain a third charging state parameter of the rechargeable battery unit, specifically:

[0032] The battery parameter data includes a battery temperature value, a battery voltage value and a battery current value of the rechargeable battery unit;

[0033] The battery temperature value of the rechargeable battery unit is obtained by taking and marking the battery temperature value T c ; Take and mark the battery voltage value of the rechargeable battery unit to obtain the battery voltage value V c ; Take and mark the battery current value of the rechargeable battery unit to obtain the battery current value I c ;

[0034] By the first calculation function OZ=a1×T c +a2×V c +a3×I c Calculate and obtain a first charging state parameter OZ of the rechargeable battery unit, wherein a1, a2, and a3 are preset proportional factors;

[0035] The battery power data includes the battery chargeable capacity of the rechargeable battery unit;

[0036] The battery charge capacity of the rechargeable battery unit is obtained by taking and marking the battery charge capacity Q c ;

[0037] By the second calculation function TZ = b × Q c Calculate and obtain a second charging state parameter TZ of the rechargeable battery unit, wherein b is a preset proportional factor;

[0038] The battery usage data includes the number of battery cycles of the rechargeable battery unit and the battery usage time;

[0039] The battery cycle number of the rechargeable battery unit is obtained by taking and marking the battery cycle number S c ; Take the value and mark the battery usage time of the rechargeable battery unit to obtain the battery usage time t c ;

[0040] By the third calculation function SZ=c1×S c +c2×t c A third charging state parameter SZ of the rechargeable battery unit is calculated, wherein c1 and c2 are preset proportional factors.

[0041] Preferably, the charging state coefficient corresponding to the charging battery unit is obtained according to the first charging state parameter, the second charging state parameter and the third charging state parameter, specifically:

[0042] The charging state coefficient CX corresponding to the rechargeable battery unit is calculated by the fourth calculation function CX=d1×OZ+d2×TZ+d3×SZ, wherein d1, d2, and d3 are preset proportional factors.

[0043] Preferably, the charging sequence of the charging battery units is obtained according to the charging state coefficients, and the power charging strategy of the power battery pack is generated according to the charging sequence and the charging mode of the charging battery units, specifically:

[0044] If there are no rechargeable battery cells with the same state of charge coefficient CX in the power battery pack, the rechargeable battery cells in the power battery pack are sorted in ascending order according to the magnitude of the state of charge coefficient CX to obtain a charging order for the rechargeable battery cells;

[0045] If there are rechargeable battery cells with the same state of charge coefficient CX in the power battery pack, then the rechargeable battery cells with different state of charge coefficients CX are sorted in ascending order according to the magnitude of the state of charge coefficient CX to form a first charging sorting set;

[0046] The rechargeable battery cells with the same charging state coefficient CX form a to-be-sorted cell combination, and the rechargeable battery cells in the to-be-sorted cell combination are randomly sorted to obtain a second charging sorting set of the rechargeable battery cells in the to-be-sorted cell combination;

[0047] Obtaining a charging sequence of the rechargeable battery units according to the first charging sequence set and the second charging sequence set;

[0048] A power charging strategy for the power battery pack is generated according to the charging sequence of the rechargeable battery units in the power battery pack and the charging modes corresponding to the rechargeable battery units.

[0049] Preferably, the battery parameter data is analyzed to obtain a first discharge state parameter of the discharge battery unit; and the battery usage data is analyzed to obtain a second discharge state parameter of the discharge battery unit, specifically:

[0050] The battery parameter data includes a battery temperature value of a discharging battery unit;

[0051] Setting a discharge temperature interval and obtaining a center value of the discharge temperature interval;

[0052] The battery temperature value of the discharged battery unit is obtained by taking and marking the battery temperature value T f ; Take and mark the center value of the discharge temperature interval to obtain the center value T z ;

[0053] Through the fifth calculation function OX = δ × | T f -T z | Calculate and obtain a first discharge state parameter OX of the discharge battery unit, where δ is a preset proportional factor;

[0054] The battery usage data includes the historical number of cycles of the discharged battery unit and the battery usage time;

[0055] The historical cycle number of the discharge battery unit is obtained by taking and marking the historical cycle number S f ; Take the value and mark the battery usage time of the discharged battery unit to obtain the battery usage time t f ;

[0056] By the sixth calculation function TX=e1×S f +e2×t f A second discharge state parameter TX of the discharge battery unit is obtained by calculation, wherein e1 and e2 are preset proportional factors.

[0057] Preferably, the discharge state coefficient corresponding to the discharge battery unit is obtained according to the first discharge state parameter and the second discharge state parameter, specifically:

[0058] The discharge state coefficient FX corresponding to the discharge battery unit is calculated by the seventh calculation function FX=f1×OX+f2×TX, where f1 and f2 are preset proportional factors;

[0059] The discharge order of the discharge battery cells is obtained according to the discharge state coefficient, and the power supply discharge strategy of the power supply battery pack is generated according to the discharge order and the discharge mode of the discharge battery cells, which is specifically:

[0060] If there are no discharge battery cells with the same discharge state coefficient FX in the power battery pack, the discharge battery cells in the power battery pack are sorted in ascending order according to the size of the discharge state coefficient FX to obtain a discharge order of the discharge battery cells;

[0061] If there are discharge battery cells with the same discharge state coefficient FX in the power battery pack, the discharge battery cells with different discharge state coefficients FX are sorted in ascending order according to the size of the discharge state coefficient FX to form a first discharge sorting set;

[0062] The discharged battery cells with the same discharge state coefficient FX are combined into a unit combination to be sorted;

[0063] Randomly sorting the discharging battery cells in the to-be-sorted cell combination to obtain a second discharging sorting set of the discharging battery cells in the to-be-sorted cell combination;

[0064] Obtaining a discharge order of the discharge battery cells according to the first discharge order set and the second discharge order set;

[0065] A power discharging strategy of the power battery pack is generated according to the discharging sequence of the discharging battery cells in the power battery pack and the discharging modes corresponding to the discharging battery cells.

[0066] Preferably, the charging and discharging of the power battery pack corresponding to the transmitter is controlled according to the power charging strategy and the power discharging strategy, specifically:

[0067] According to the charging order of the rechargeable battery units in the power charging strategy and the charging modes corresponding to the rechargeable battery units, the charging of the power battery pack of the transmitter is controlled;

[0068] The discharge of the power battery pack of the transmitter is controlled according to the discharge order of the discharge battery units in the power discharge strategy and the discharge mode corresponding to the discharge battery units.

[0069] In a second aspect of the present application, a charge and discharge control system of a transmitter uninterruptible power supply is provided, the system is applied to a charge and discharge control method of a transmitter uninterruptible power supply, the system comprising:

[0070] A data acquisition module: acquiring battery cell data of a battery cell in a power battery pack corresponding to the transmitter, wherein the power battery pack includes at least one battery cell;

[0071] Obtain the load data of the transmitter and the real-time battery power of the battery unit;

[0072] The first analysis module is used to divide the battery cells into charging battery cells and discharging battery cells according to the real-time power of the battery, and obtain a charging mode corresponding to the charging battery cells and a discharging mode corresponding to the discharging battery cells;

[0073] Second analysis module: the battery cell data of the rechargeable battery cell includes battery parameter data, battery power data and battery usage data of the rechargeable battery cell;

[0074] Analyze the battery parameter data to obtain a first charging state parameter of the rechargeable battery unit; analyze the battery power data to obtain a second charging state parameter of the rechargeable battery unit; analyze the battery usage data to obtain a third charging state parameter of the rechargeable battery unit;

[0075] Obtaining a charging state coefficient corresponding to a charging battery unit according to the first charging state parameter, the second charging state parameter and the third charging state parameter;

[0076] A charging strategy module: obtaining a charging sequence of the charging battery units according to the charging state coefficients, and generating a power charging strategy of the power battery pack according to the charging sequence and the charging mode of the charging battery units;

[0077] The third analysis module: the battery cell data of the discharge battery cell includes battery parameter data and battery usage data of the discharge battery cell;

[0078] Analyzing the battery parameter data to obtain a first discharge state parameter of the discharge battery unit; analyzing the battery usage data to obtain a second discharge state parameter of the discharge battery unit;

[0079] Obtaining a discharge state coefficient corresponding to a discharge battery unit according to the first discharge state parameter and the second discharge state parameter;

[0080] A discharge strategy module: obtaining a discharge order of the discharge battery cells according to the discharge state coefficient, and generating a power supply discharge strategy of the power supply battery pack according to the discharge order and the discharge mode of the discharge battery cells;

[0081] The charging and discharging control module controls the charging and discharging of the power battery pack corresponding to the transmitter according to the power charging strategy and the power discharging strategy.

[0082] In summary, the beneficial effects of the present application are as follows: the present application divides the battery cells into charging battery cells and discharging battery cells according to the real-time battery power of the battery cells in the power battery pack, and obtains the charging mode corresponding to the charging battery cells and the discharging mode corresponding to the discharging battery cells; in addition, the first charging state parameter, the second charging state parameter and the third charging state parameter of the charging battery cells are obtained by analysis, and the charging state coefficient corresponding to the charging battery cells is obtained according to the first charging state parameter, the second charging state parameter and the third charging state parameter; the charging order of the charging battery cells is obtained according to the charging state coefficient, and the power of the power battery pack is generated according to the charging order and the charging mode of the charging battery cells. Source charging strategy; in addition, the first discharge state parameter and the second discharge state parameter of the discharge battery unit are obtained by analysis; and the discharge state coefficient corresponding to the discharge battery unit is obtained according to the first discharge state parameter and the second discharge state parameter; the discharge order of the discharge battery unit is obtained according to the discharge state coefficient, and the power discharge strategy of the power battery pack is generated according to the discharge order and the discharge mode of the discharge battery unit; finally, the power battery pack corresponding to the transmitter is charged and discharged according to the power charging strategy and the power discharging strategy, and a reasonable charging and discharging sequence and control logic are set for the power battery pack corresponding to the transmitter, which ensures the safe and efficient operation of the battery pack while being beneficial to the service life of the battery pack. BRIEF DESCRIPTION OF THE DRAWINGS

[0083] In order to more clearly illustrate the technical solutions of the embodiments of the present application, some of the drawings in the embodiments of the present application will be briefly described below. It should be understood that the following drawings only show some embodiments of the present application and therefore should not be considered as limiting the scope of the present application.

[0084] Figure 1 A flow chart of a method for controlling charging and discharging of an uninterruptible power supply for a transmitter provided in an embodiment of the present application;

[0085] Figure 2 A schematic diagram of the structure of a charging and discharging control system of a transmitter uninterruptible power supply provided in an embodiment of the present application. DETAILED DESCRIPTION

[0086] Below is a combination of the embodiments and Figure 1 and Figure 2 The present application is further described in detail, but the implementation methods of the present application are not limited thereto.

[0087] Reference Figure 1 As shown, it is a flow chart of a charging and discharging control method of a transmitter uninterruptible power supply provided in an embodiment of the present application.

[0088] A method for controlling charging and discharging of an uninterruptible power supply for a transmitter comprises the following steps:

[0089] Acquire battery cell data of a battery cell in a power battery pack corresponding to the transmitter, the power battery pack comprising at least one battery cell;

[0090] Obtain the load data of the transmitter and the real-time battery power of the battery unit;

[0091] The battery cells are divided into charging battery cells and discharging battery cells according to the real-time battery power, and a charging mode corresponding to the charging battery cells and a discharging mode corresponding to the discharging battery cells are obtained;

[0092] The battery cell data of the rechargeable battery cell includes battery parameter data, battery power data and battery usage data of the rechargeable battery cell;

[0093] Analyze the battery parameter data to obtain a first charging state parameter of the rechargeable battery unit; analyze the battery power data to obtain a second charging state parameter of the rechargeable battery unit; analyze the battery usage data to obtain a third charging state parameter of the rechargeable battery unit;

[0094] Obtaining a charging state coefficient corresponding to the charging battery unit according to the first charging state parameter, the second charging state parameter and the third charging state parameter;

[0095] Obtaining a charging sequence of the rechargeable battery cells according to the charging state coefficients, and generating a power charging strategy for the power battery pack according to the charging sequence and the charging mode of the rechargeable battery cells;

[0096] The battery cell data of the discharged battery cell includes battery parameter data and battery usage data of the discharged battery cell;

[0097] Analyze the battery parameter data to obtain a first discharge state parameter of the discharge battery unit; analyze the battery usage data to obtain a second discharge state parameter of the discharge battery unit;

[0098] Obtaining a discharge state coefficient corresponding to the discharge battery unit according to the first discharge state parameter and the second discharge state parameter;

[0099] Obtaining a discharge order of the discharge battery cells according to the discharge state coefficients, and generating a power supply discharge strategy of the power supply battery pack according to the discharge order and the discharge mode of the discharge battery cells;

[0100] The charging and discharging of the power battery pack corresponding to the transmitter is controlled according to the power charging strategy and the power discharging strategy.

[0101] The battery cells are divided into charging battery cells and discharging battery cells according to the real-time battery power, specifically:

[0102] Set the power interval, where the power interval includes undercharge interval, normal power interval and full charge interval;

[0103] Compare the real-time battery power of the battery unit with the power range to obtain the power range corresponding to the battery unit;

[0104] If the power interval corresponding to the battery cell is an undercharged interval, the battery cell is recorded as a charged battery cell;

[0105] If the power range corresponding to the battery cell is a normal power range, the battery cell is recorded as a rechargeable battery cell;

[0106] If the power interval corresponding to the battery cell is a fully charged interval, the battery cell is recorded as a discharged battery cell.

[0107] In some embodiments, the power interval corresponding to the battery cell is the power interval in which the real-time battery power value of the battery cell is located; the undercharge interval, normal power interval and full charge interval can be preset according to the actual power status of the transmitter uninterruptible power supply.

[0108] And obtain the charging mode corresponding to the charging battery unit and the discharging mode corresponding to the discharging battery unit, specifically:

[0109] Setting the charging mode of the rechargeable battery unit in the undercharge interval to a constant current charging mode;

[0110] Setting the charging mode of the rechargeable battery unit in the normal power range to a constant voltage charging mode;

[0111] Set the load change standard range corresponding to the transmitter;

[0112] Obtaining the real-time load variation range of the transmitter according to the load data of the transmitter, and comparing the real-time load variation range with the load variation standard range;

[0113] If the real-time load variation range of the transmitter is within the load variation standard range, the discharge mode of the discharge battery unit is set to a constant current discharge mode;

[0114] If the real-time load variation range of the transmitter is outside the load variation standard range, the discharge mode of the discharge battery unit is set to the constant power discharge mode.

[0115] In some embodiments, if the preset transmitter load power fluctuation range is within 7% to 13%, the load change standard range is set to 7% to 13%; if the real-time load change range of the transmitter is 9% to 11%, the discharge mode of the discharge battery unit is a constant current discharge mode; if the real-time load change range of the transmitter is 6% to 14%, the discharge mode of the discharge battery unit is a constant power discharge mode.

[0116] The battery parameter data is analyzed to obtain a first charging state parameter of the rechargeable battery unit; the battery power data is analyzed to obtain a second charging state parameter of the rechargeable battery unit; the battery usage data is analyzed to obtain a third charging state parameter of the rechargeable battery unit, specifically:

[0117] The battery parameter data includes a battery temperature value, a battery voltage value, and a battery current value of a charging battery unit;

[0118] The battery temperature value of the rechargeable battery unit is obtained by taking and marking the battery temperature value T c ; Take and mark the battery voltage value of the rechargeable battery unit to obtain the battery voltage value V c ; Take and mark the battery current value of the rechargeable battery unit to obtain the battery current value I c ;

[0119] By the first calculation function OZ=a1×T c +a2×V c +a3×I c Calculate and obtain a first charging state parameter OZ of the rechargeable battery unit, wherein a1, a2, and a3 are preset proportional factors;

[0120] The battery charge data includes the battery chargeable capacity of the rechargeable battery unit;

[0121] The battery charge capacity of the rechargeable battery unit is obtained by taking and marking the battery charge capacity Q c ;

[0122] By the second calculation function TZ = b × Q c Calculate and obtain a second charging state parameter TZ of the rechargeable battery unit, wherein b is a preset proportional factor;

[0123] Battery usage data includes the number of battery cycles of the rechargeable battery unit and the battery life;

[0124] The battery cycle number of the rechargeable battery unit is obtained by taking and marking the battery cycle number S c ; Take the value and mark the battery usage time of the rechargeable battery unit to obtain the battery usage time t c ;

[0125] By the third calculation function SZ=c1×S c +c2×t c A third charging state parameter SZ of the rechargeable battery unit is calculated, wherein c1 and c2 are preset proportional factors.

[0126] In some embodiments, if the battery temperature value of the charging battery unit is 30 degrees Celsius, the battery temperature value T cThe value is 30; if the battery voltage value of the rechargeable battery unit is 4.2V, then the battery voltage value V c The value is 4.2; if the battery current value of the rechargeable battery unit is 0.5C, then the battery current value I c The value is 0.5; if the preset proportional factors a1, a2, and a3 are 0.1, 1, and 1, then the first calculation function OZ = a1 × T c +a2×V c +a3×I c The first charging state parameter OZ of the rechargeable battery unit is calculated to be 7.7;

[0127] If the battery charge capacity of the rechargeable battery unit is 100W, then the battery charge capacity Q c The value is 100; if the preset proportional factor b is 0.1, then through the second calculation function TZ = b × Q c The second charging state parameter TZ of the rechargeable battery unit is calculated to be 10;

[0128] If the battery cycle number of the rechargeable battery unit is 100 times, then the battery cycle number S c The value is 100; if the battery of the rechargeable battery unit has been used for 2 years, then the battery has been used for t c The value is 2; if the preset proportional factors c1 and c2 are 0.1 and 1, then the third calculation function SZ=c1×S c +c2×t c The third charging state parameter SZ of the charging battery unit is calculated to be 12.

[0129] The charging state coefficient corresponding to the charging battery unit is obtained according to the first charging state parameter, the second charging state parameter and the third charging state parameter, specifically:

[0130] The charging state coefficient CX corresponding to the rechargeable battery unit is calculated by the fourth calculation function CX=d1×OZ+d2×TZ+d3×SZ, wherein d1, d2, and d3 are preset proportional factors.

[0131] In some embodiments, if the first charging state parameter OZ of the charging battery unit is 7.7, the second charging state parameter TZ of the charging battery unit is 10, the third charging state parameter SZ of the charging battery unit is 12, and the preset proportional factors d1, d2, and d3 are 1, 1, and 1, then the charging state coefficient CX corresponding to the charging battery unit calculated by the fourth calculation function CX=d1×OZ+d2×TZ+d3×SZ is 29.7.

[0132] The charging sequence of the rechargeable battery cells is obtained according to the charging state coefficients, and the power charging strategy of the power battery pack is generated according to the charging sequence and the charging mode of the rechargeable battery cells, specifically:

[0133] If there are no rechargeable battery cells with the same state of charge coefficient CX in the power battery pack, the rechargeable battery cells in the power battery pack are sorted in ascending order according to the magnitude of the state of charge coefficient CX to obtain a charging order for the rechargeable battery cells;

[0134] If there are rechargeable battery cells with the same state of charge coefficient CX in the power battery pack, then the rechargeable battery cells with different state of charge coefficients CX are sorted in ascending order according to the magnitude of the state of charge coefficient CX to form a first charging sorting set;

[0135] The rechargeable battery cells with the same charging state coefficient CX are grouped into a to-be-sorted unit combination, and the rechargeable battery cells in the to-be-sorted unit combination are randomly sorted to obtain a second charging sorting set of the rechargeable battery cells in the to-be-sorted unit combination;

[0136] Obtaining a charging sequence of the rechargeable battery units according to the first charging sequence set and the second charging sequence set;

[0137] A power charging strategy for the power battery pack is generated according to the charging sequence of the rechargeable battery units in the power battery pack and the charging modes corresponding to the rechargeable battery units.

[0138] In some embodiments, in the process of obtaining the charging order of the charging battery units according to the first charging order set and the second charging order set, the second charging order set is inserted into the first charging order set, wherein the charging state coefficient CX represented by the second charging order set is the same charging state coefficient CX value of the charging battery units in the second charging order set;

[0139] Increasing sorting means sorting the rechargeable battery cells in the power battery pack from small to large according to the size of the charging state coefficient CX, that is, the smaller the charging state coefficient CX, the higher its sorting priority, and the higher its priority in the charging sequence.

[0140] The battery parameter data is analyzed to obtain a first discharge state parameter of the discharge battery unit; the battery usage data is analyzed to obtain a second discharge state parameter of the discharge battery unit, specifically:

[0141] The battery parameter data includes battery temperature values ​​of the discharged battery cells;

[0142] Set the discharge temperature range and obtain the center value of the discharge temperature range;

[0143] The battery temperature value of the discharged battery unit is obtained by taking and marking the battery temperature value T f ; Take and mark the center value of the discharge temperature interval to obtain the center value T z ;

[0144] Through the fifth calculation function OX = δ × | T f -T z | Calculate and obtain a first discharge state parameter OX of the discharge battery unit, where δ is a preset proportional factor;

[0145] Battery usage data includes the historical number of cycles of discharged battery cells and the length of time the battery has been in use;

[0146] The historical cycle number of the discharge battery unit is obtained by taking and marking the historical cycle number S f ; Take the value and mark the battery usage time of the discharged battery unit to obtain the battery usage time t f ;

[0147] By the sixth calculation function TX=e1×S f +e2×t f A second discharge state parameter TX of the discharge battery unit is obtained by calculation, wherein e1 and e2 are preset proportional factors.

[0148] In some embodiments, the discharge temperature interval is an ideal temperature interval of a preset discharge battery unit, which is preset according to the actual situation of the transmitter power battery pack;

[0149] If the battery temperature of the discharging battery cell is 30 degrees Celsius, then the battery temperature value T f The value is 30; if the center value of the discharge temperature interval is 20 degrees Celsius, the center value of the interval T z The value is 20; if the preset proportional factor δ is 1, then the fifth calculation function OX=|T f -T z |The first discharge state parameter OX of the discharge battery unit is calculated to be 10;

[0150] If the historical number of cycles of the discharged battery cell is 100, then the historical number of cycles S f The value is 100; if the battery of the discharged battery unit has been used for 3 years, then the battery has been used for t f The value is 3; if the preset proportional factors e1 and e2 are 0.1 and 1, then the sixth calculation function TX=e1×S f +e2×t f The second discharge state parameter TX of the discharge battery unit is calculated to be 13.

[0151] The discharge state coefficient corresponding to the discharge battery unit is obtained according to the first discharge state parameter and the second discharge state parameter, specifically:

[0152] The discharge state coefficient FX corresponding to the discharge battery unit is calculated by the seventh calculation function FX=f1×OX+f2×TX, where f1 and f2 are preset proportional factors;

[0153] The discharge order of the discharge battery cells is obtained according to the discharge state coefficient, and the power supply discharge strategy of the power supply battery pack is generated according to the discharge order and the discharge mode of the discharge battery cells, which is specifically:

[0154] If there are no discharge battery cells with the same discharge state coefficient FX in the power battery pack, the discharge battery cells in the power battery pack are sorted in ascending order according to the size of the discharge state coefficient FX to obtain the discharge order of the discharge battery cells;

[0155] If there are discharge battery cells with the same discharge state coefficient FX in the power battery pack, the discharge battery cells with different discharge state coefficients FX are sorted in ascending order according to the size of the discharge state coefficient FX to form a first discharge sorting set;

[0156] The discharged battery cells with the same discharge state coefficient FX are combined into a unit combination to be sorted;

[0157] Randomly sorting the discharging battery cells in the to-be-sorted cell combination to obtain a second discharging sorting set of the discharging battery cells in the to-be-sorted cell combination;

[0158] Obtaining a discharge order of the discharge battery cells according to the first discharge order set and the second discharge order set;

[0159] A power discharging strategy of the power battery pack is generated according to the discharging sequence of the discharging battery cells in the power battery pack and the discharging modes corresponding to the discharging battery cells.

[0160] In some embodiments, if the first discharge state parameter OX of the discharge battery unit is 10, the second discharge state parameter TX of the discharge battery unit is 13, and the preset proportional factors f1 and f2 are 1 and 1, the discharge state coefficient FX corresponding to the discharge battery unit calculated by the seventh calculation function FX=f1×OX+f2×TX is 23;

[0161] In some embodiments, in the process of obtaining the discharge order of the discharge battery cells according to the first discharge order set and the second discharge order set, the second discharge order set is inserted into the first discharge order set, wherein the discharge state coefficient FX represented by the second discharge order set is the same discharge state coefficient FX value of the discharge battery cells in the second discharge order set;

[0162] Increasing sorting means sorting the discharge battery cells in the power battery pack from small to large according to the size of the discharge state coefficient FX, that is, the smaller the discharge state coefficient FX, the higher its sorting priority, and the higher its priority in the discharge sequence.

[0163] The charging and discharging of the power battery pack corresponding to the transmitter is controlled according to the power charging strategy and the power discharging strategy, specifically:

[0164] According to the charging order of the rechargeable battery units in the power charging strategy and the charging mode corresponding to the rechargeable battery units, the charging of the power battery pack of the transmitter is controlled;

[0165] The discharge of the power battery pack of the transmitter is controlled according to the discharge sequence of the discharge battery units in the power supply discharge strategy and the discharge mode corresponding to the discharge battery units.

[0166] Reference Figure 2 FIG. 1 is a schematic diagram of a charging and discharging control system of a transmitter uninterruptible power supply provided in an embodiment of the present application, the system comprising:

[0167] Data acquisition module: acquires battery cell data of a battery cell in a power battery pack corresponding to the transmitter, the power battery pack comprising at least one battery cell;

[0168] Obtain the load data of the transmitter and the real-time battery power of the battery unit;

[0169] The first analysis module: divides the battery cells into charging battery cells and discharging battery cells according to the real-time battery power, and obtains the charging mode corresponding to the charging battery cells and the discharging mode corresponding to the discharging battery cells;

[0170] Second analysis module: battery cell data of the rechargeable battery cell includes battery parameter data, battery power data and battery usage data of the rechargeable battery cell;

[0171] Analyze the battery parameter data to obtain a first charging state parameter of the rechargeable battery unit; analyze the battery power data to obtain a second charging state parameter of the rechargeable battery unit; analyze the battery usage data to obtain a third charging state parameter of the rechargeable battery unit;

[0172] Obtaining a charging state coefficient corresponding to the charging battery unit according to the first charging state parameter, the second charging state parameter and the third charging state parameter;

[0173] Charging strategy module: obtains the charging sequence of the charging battery units according to the charging state coefficient, and generates a power charging strategy for the power battery pack according to the charging sequence and the charging mode of the charging battery units;

[0174] The third analysis module: the battery cell data of the discharge battery cell includes the battery parameter data and the battery usage data of the discharge battery cell;

[0175] Analyze the battery parameter data to obtain a first discharge state parameter of the discharge battery unit; analyze the battery usage data to obtain a second discharge state parameter of the discharge battery unit;

[0176] Obtaining a discharge state coefficient corresponding to the discharge battery unit according to the first discharge state parameter and the second discharge state parameter;

[0177] Discharge strategy module: obtains the discharge order of the discharge battery cells according to the discharge state coefficient, and generates the power supply discharge strategy of the power supply battery pack according to the discharge order and the discharge mode of the discharge battery cells;

[0178] Charge and discharge control module: controls the charging and discharging of the power battery pack corresponding to the transmitter according to the power charging strategy and the power discharging strategy.

[0179] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A method for controlling charging and discharging of a transmitter uninterruptible power supply, characterized in that: The following steps are involved: Acquire battery cell data of a battery cell in a power battery pack corresponding to the transmitter, wherein the power battery pack includes at least one battery cell; Obtain the load data of the transmitter and the real-time battery power of the battery unit; Dividing the battery cells into charging battery cells and discharging battery cells according to the real-time power of the battery, and obtaining a charging mode corresponding to the charging battery cells and a discharging mode corresponding to the discharging battery cells; The battery cell data of the rechargeable battery cell includes battery parameter data, battery power data and battery usage data of the rechargeable battery cell; Analyze the battery parameter data to obtain a first charging state parameter of the rechargeable battery unit; analyze the battery power data to obtain a second charging state parameter of the rechargeable battery unit; analyze the battery usage data to obtain a third charging state parameter of the rechargeable battery unit; Obtaining a charging state coefficient corresponding to a charging battery unit according to the first charging state parameter, the second charging state parameter and the third charging state parameter; Obtaining a charging sequence of the rechargeable battery units according to the charging state coefficients, and generating a power charging strategy of the power battery pack according to the charging sequence and the charging mode of the rechargeable battery units; The battery cell data of the discharge battery cell includes battery parameter data and battery usage data of the discharge battery cell; Analyzing the battery parameter data to obtain a first discharge state parameter of a discharge battery unit; Analyzing the battery usage data to obtain a second discharge state parameter of the discharge battery unit; Obtaining a discharge state coefficient corresponding to a discharge battery unit according to the first discharge state parameter and the second discharge state parameter; Obtaining a discharge order of the discharge battery cells according to the discharge state coefficients, and generating a power supply discharge strategy of the power supply battery pack according to the discharge order and the discharge mode of the discharge battery cells; The power supply battery pack corresponding to the transmitter is charged and discharged according to the power supply charging strategy and the power supply discharging strategy.

2. A charge and discharge control method for a transmitter uninterruptible power supply according to claim 1, characterized in that: The battery cells are divided into charging battery cells and discharging battery cells according to the real-time battery power, specifically: Setting a power interval, wherein the power interval includes an undercharge interval, a normal power interval, and a full charge interval; Compare the real-time battery power of the battery unit with the power range to obtain the power range corresponding to the battery unit; If the power interval corresponding to the battery cell is an undercharged interval, the battery cell is recorded as a charged battery cell; If the power interval corresponding to the battery cell is a normal power interval, the battery cell is recorded as a rechargeable battery cell; If the power interval corresponding to the battery cell is a full charge interval, the battery cell is recorded as a discharge battery cell.

3. A charge and discharge control method for a transmitter uninterruptible power supply according to claim 2, characterized in that: And obtain the charging mode corresponding to the charging battery unit and the discharging mode corresponding to the discharging battery unit, specifically: Setting the charging mode of the rechargeable battery unit in the undercharged amount interval to a constant current charging mode; Setting the charging mode of the rechargeable battery unit in the normal power range to a constant voltage charging mode; Set the load change standard range corresponding to the transmitter; Obtaining a real-time load variation range of the transmitter according to the load data of the transmitter, and comparing the real-time load variation range with a load variation standard range; If the real-time load variation range of the transmitter is within the load variation standard range, the discharge mode of the discharge battery unit is set to a constant current discharge mode; If the real-time load variation range of the transmitter is outside the load variation standard range, the discharge mode of the discharge battery unit is set to the constant power discharge mode.

4. A charge and discharge control method for a transmitter uninterruptible power supply according to claim 3, characterized in that: The battery parameter data is analyzed to obtain a first charging state parameter of the rechargeable battery unit; the battery power data is analyzed to obtain a second charging state parameter of the rechargeable battery unit; the battery usage data is analyzed to obtain a third charging state parameter of the rechargeable battery unit, which is specifically: The battery parameter data includes a battery temperature value, a battery voltage value and a battery current value of the rechargeable battery unit; The battery temperature value of the rechargeable battery unit is obtained by taking and marking the battery temperature value T c ; Take and mark the battery voltage value of the rechargeable battery unit to obtain the battery voltage value V c ; Take and mark the battery current value of the rechargeable battery unit to obtain the battery current value I c ; By the first calculation function OZ=a1×T c +a2×V c +a3×I c Calculate and obtain a first charging state parameter OZ of the rechargeable battery unit, wherein a1, a2, and a3 are preset proportional factors; The battery power data includes the battery chargeable capacity of the rechargeable battery unit; The battery charge capacity of the rechargeable battery unit is obtained by taking and marking the battery charge capacity Q c ; By the second calculation function TZ = b × Q c Calculate and obtain a second charging state parameter TZ of the rechargeable battery unit, wherein b is a preset proportional factor; The battery usage data includes the number of battery cycles of the rechargeable battery unit and the battery usage time; The battery cycle number of the rechargeable battery unit is obtained by taking and marking the battery cycle number S c ; Take the value and mark the battery usage time of the rechargeable battery unit to obtain the battery usage time t c ; By the third calculation function SZ=c1×S c +c2×t c A third charging state parameter SZ of the rechargeable battery unit is calculated, wherein c1 and c2 are preset proportional factors.

5. A method for controlling charging and discharging of a transmitter uninterruptible power supply according to claim 4, characterized in that: The charging state coefficient corresponding to the charging battery unit is obtained according to the first charging state parameter, the second charging state parameter and the third charging state parameter, specifically: The charging state coefficient CX corresponding to the rechargeable battery unit is calculated by the fourth calculation function CX=d1×OZ+d2×TZ+d3×SZ, wherein d1, d2, and d3 are preset proportional factors.

6. A method for controlling charging and discharging of a transmitter uninterruptible power supply according to claim 5, characterized in that: The charging sequence of the charging battery units is obtained according to the charging state coefficients, and the power charging strategy of the power battery pack is generated according to the charging sequence and the charging mode of the charging battery units, specifically: If there are no rechargeable battery cells with the same state of charge coefficient CX in the power battery pack, the rechargeable battery cells in the power battery pack are sorted in ascending order according to the magnitude of the state of charge coefficient CX to obtain a charging order for the rechargeable battery cells; If there are rechargeable battery cells with the same state of charge coefficient CX in the power battery pack, then the rechargeable battery cells with different state of charge coefficients CX are sorted in ascending order according to the magnitude of the state of charge coefficient CX to form a first charging sorting set; The rechargeable battery cells with the same charging state coefficient CX form a to-be-sorted cell combination, and the rechargeable battery cells in the to-be-sorted cell combination are randomly sorted to obtain a second charging sorting set of the rechargeable battery cells in the to-be-sorted cell combination; Obtaining a charging sequence of the rechargeable battery units according to the first charging sequence set and the second charging sequence set; A power charging strategy for the power battery pack is generated according to the charging sequence of the rechargeable battery units in the power battery pack and the charging modes corresponding to the rechargeable battery units.

7. A method for controlling charging and discharging of a transmitter uninterruptible power supply according to claim 6, characterized in that: The battery parameter data is analyzed to obtain a first discharge state parameter of the discharge battery unit; the battery usage data is analyzed to obtain a second discharge state parameter of the discharge battery unit, specifically: The battery parameter data includes a battery temperature value of a discharging battery unit; Setting a discharge temperature interval and obtaining a center value of the discharge temperature interval; The battery temperature value of the discharged battery unit is obtained by taking and marking the battery temperature value T f ; Take and mark the center value of the discharge temperature interval to obtain the center value T z ; Through the fifth calculation function OX = δ × | T f -T z | Calculate and obtain a first discharge state parameter OX of the discharge battery unit, where δ is a preset proportional factor; The battery usage data includes the historical number of cycles of the discharged battery unit and the battery usage time; The historical cycle number of the discharge battery unit is obtained by taking and marking the historical cycle number S f ; Take the value and mark the battery usage time of the discharged battery unit to obtain the battery usage time t f ; By the sixth calculation function TX=e1×S f +e2×t f A second discharge state parameter TX of the discharge battery unit is obtained by calculation, wherein e1 and e2 are preset proportional factors.

8. A charge and discharge control method for a transmitter uninterruptible power supply according to claim 7, characterized in that: The discharge state coefficient corresponding to the discharge battery unit is obtained according to the first discharge state parameter and the second discharge state parameter, specifically: The discharge state coefficient FX corresponding to the discharge battery unit is calculated by the seventh calculation function FX=f1×OX+f2×TX, where f1 and f2 are preset proportional factors; The discharge order of the discharge battery cells is obtained according to the discharge state coefficient, and the power supply discharge strategy of the power supply battery pack is generated according to the discharge order and the discharge mode of the discharge battery cells, which is specifically: If there are no discharge battery cells with the same discharge state coefficient FX in the power battery pack, the discharge battery cells in the power battery pack are sorted in ascending order according to the size of the discharge state coefficient FX to obtain a discharge order of the discharge battery cells; If there are discharge battery cells with the same discharge state coefficient FX in the power battery pack, the discharge battery cells with different discharge state coefficients FX are sorted in ascending order according to the size of the discharge state coefficient FX to form a first discharge sorting set; The discharging battery cells with the same discharge state coefficient FX are combined into a unit combination to be sorted; Randomly sorting the discharging battery cells in the to-be-sorted cell combination to obtain a second discharging sorting set of the discharging battery cells in the to-be-sorted cell combination; Obtaining a discharge order of the discharge battery cells according to the first discharge order set and the second discharge order set; A power discharging strategy of the power battery pack is generated according to the discharging sequence of the discharging battery cells in the power battery pack and the discharging modes corresponding to the discharging battery cells.

9. A method for controlling charging and discharging of a transmitter uninterruptible power supply according to claim 8, characterized in that: The charging and discharging of the power battery pack corresponding to the transmitter is controlled according to the power charging strategy and the power discharging strategy, specifically: According to the charging order of the rechargeable battery units in the power charging strategy and the charging modes corresponding to the rechargeable battery units, the charging of the power battery pack of the transmitter is controlled; The discharge of the power battery pack of the transmitter is controlled according to the discharge order of the discharge battery units in the power discharge strategy and the discharge modes corresponding to the discharge battery units.

10. A charge and discharge control system for a transmitter uninterruptible power supply, the system being used to implement a charge and discharge control method for a transmitter uninterruptible power supply as claimed in any one of claims 1 to 9, characterized in that: The system includes: A data acquisition module: acquiring battery cell data of a battery cell in a power battery pack corresponding to the transmitter, wherein the power battery pack includes at least one battery cell; Obtain the load data of the transmitter and the real-time battery power of the battery unit; The first analysis module is used to divide the battery cells into charging battery cells and discharging battery cells according to the real-time power of the battery, and obtain a charging mode corresponding to the charging battery cells and a discharging mode corresponding to the discharging battery cells; Second analysis module: the battery cell data of the rechargeable battery cell includes battery parameter data, battery power data and battery usage data of the rechargeable battery cell; Analyze the battery parameter data to obtain a first charging state parameter of the rechargeable battery unit; analyze the battery power data to obtain a second charging state parameter of the rechargeable battery unit; analyze the battery usage data to obtain a third charging state parameter of the rechargeable battery unit; Obtaining a charging state coefficient corresponding to a charging battery unit according to the first charging state parameter, the second charging state parameter and the third charging state parameter; A charging strategy module: obtaining a charging sequence of the charging battery units according to the charging state coefficients, and generating a power charging strategy of the power battery pack according to the charging sequence and the charging mode of the charging battery units; The third analysis module: the battery cell data of the discharge battery cell includes battery parameter data and battery usage data of the discharge battery cell; Analyzing the battery parameter data to obtain a first discharge state parameter of the discharge battery unit; analyzing the battery usage data to obtain a second discharge state parameter of the discharge battery unit; Obtaining a discharge state coefficient corresponding to a discharge battery unit according to the first discharge state parameter and the second discharge state parameter; A discharge strategy module: obtaining a discharge order of the discharge battery cells according to the discharge state coefficient, and generating a power supply discharge strategy of the power supply battery pack according to the discharge order and the discharge mode of the discharge battery cells; The charging and discharging control module controls the charging and discharging of the power battery pack corresponding to the transmitter according to the power charging strategy and the power discharging strategy.

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