CN115549234A - Power management self-adaptive charging and discharging control method, system and equipment - Google Patents
Power management self-adaptive charging and discharging control method, system and equipment Download PDFInfo
- Publication number
- CN115549234A CN115549234A CN202210723824.6A CN202210723824A CN115549234A CN 115549234 A CN115549234 A CN 115549234A CN 202210723824 A CN202210723824 A CN 202210723824A CN 115549234 A CN115549234 A CN 115549234A
- Authority
- CN
- China
- Prior art keywords
- command
- charging
- power
- data
- index
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000007599 discharging Methods 0.000 title claims abstract description 127
- 238000000034 method Methods 0.000 title claims abstract description 98
- 230000000903 blocking effect Effects 0.000 claims abstract description 105
- 230000008569 process Effects 0.000 claims abstract description 60
- 238000012544 monitoring process Methods 0.000 claims abstract description 48
- 238000000547 structure data Methods 0.000 claims abstract description 23
- 230000001052 transient effect Effects 0.000 claims abstract description 13
- 230000003044 adaptive effect Effects 0.000 claims description 51
- 238000004364 calculation method Methods 0.000 claims description 36
- 238000004590 computer program Methods 0.000 claims description 22
- 238000010586 diagram Methods 0.000 claims description 14
- 238000003860 storage Methods 0.000 claims description 7
- 238000002360 preparation method Methods 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 3
- 238000004146 energy storage Methods 0.000 description 11
- 230000002159 abnormal effect Effects 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00036—Charger exchanging data with battery
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides a power management self-adaptive charging and discharging control method, system and equipment. The scheme comprises the steps of obtaining rated data, circuit structure data and online monitoring data, and storing the rated data, the circuit structure data and the online monitoring data as power supply acquisition information according to a recording time sequence; judging the state according to a preset self-adaptive charge-discharge standard and a step standard, and generating a first blocking command and a second blocking command; acquiring power supply acquisition information, and automatically generating a charging command and a discharging command according to the current input power and the current load power demand; setting a charging attenuation index and a discharging attenuation index, and generating a dynamic control index in real time; acquiring a dynamic control index, and performing automatic power output control; and acquiring a first blocking command and a second blocking command, performing the transient state of the timed charging and discharging process, and automatically replying the charging and discharging process after the first blocking command and the second blocking command are eliminated. The scheme ensures stable and reliable power supply of the current power supply through automatic control and blockage in the automatic charging and discharging process.
Description
Technical Field
The invention relates to the technical field of energy storage, in particular to a power management self-adaptive charging and discharging control method, system and equipment.
Background
With the global demand for clean transformation of energy, the use of fossil energy will gradually decrease, and more areas begin to use clean energy. However, clean energy is highly uncertain and intermittent, and therefore requires significant support from energy storage devices. In recent years, the cost of energy storage devices is continuously decreasing with the development of energy storage technology. More and more energy storage devices are used in different fields.
Before the technology of the invention, the traditional energy storage technology has a plurality of problems, particularly in the process of controlling charging and discharging, the power is mainly controlled through a preset charging and discharging curve, but some abnormal conditions often occur in the actual operation process, because the dynamic characteristic of the battery is difficult to be accurately mastered, the actual charging and discharging process is difficult to be completely charged and discharged according to the preset characteristic curve, the potential safety hazard is large, and the service life of the battery is also reduced.
Disclosure of Invention
In view of the above problems, the present invention provides a power management adaptive charging and discharging control method, system and device, which ensure the stable and reliable power supply of the current power supply through the automatic control and blocking of the automatic charging and discharging process.
According to a first aspect of the embodiments of the present invention, a power management adaptive charging and discharging control method is provided.
In one or more embodiments, preferably, the power management adaptive charging and discharging control method includes:
acquiring rated data, circuit structure data and online monitoring data, and storing the rated data, the circuit structure data and the online monitoring data as power supply acquisition information according to a recording time sequence;
extracting the power supply acquisition information, judging the state according to a preset self-adaptive charge-discharge standard and a step standard, and generating a first blocking command and a second blocking command;
acquiring the power supply acquisition information, and automatically generating a charging command and a discharging command according to the current input power and the current load power demand;
setting a charging attenuation index and a discharging attenuation index, and generating a dynamic control index in real time;
acquiring the dynamic control index, and performing automatic power output control;
and acquiring the first blocking command and the second blocking command, performing a timed charging and discharging process transient state, and automatically replying the charging and discharging process after the first blocking command and the second blocking command are eliminated.
In one or more embodiments, preferably, the acquiring rated data, circuit structure data, and online monitoring data are stored as power source acquisition information in a recording time sequence, and specifically includes:
recording all rated data of the system as first-class data;
inputting a current system circuit structure diagram, and performing series and parallel series extraction to serve as second-class data;
extracting all current monitoring data through a sensor to serve as third-class data;
and storing the first type of data, the second type of data and the third type of data as the power supply acquisition information according to the recording time sequence.
In one or more embodiments, preferably, the extracting the power supply acquisition information, performing state judgment according to a preset adaptive charge-discharge standard and a preset step standard, and generating a first blocking command and a second blocking command specifically include:
extracting the power supply acquisition information to obtain a parallel coefficient;
extracting the power supply acquisition information to obtain a series coefficient;
extracting power fluctuation according to the power supply acquisition information, and counting 1 step number when the power fluctuation in unit time exceeds a preset value;
determining a monitoring time length, and calculating the total number of steps in the monitoring time length;
calculating a self-adaptive charge-discharge constraint index by using a first calculation formula;
judging whether the adaptive charge-discharge constraint index meets a preset fluctuation margin or not by using a second calculation formula, and if the adaptive charge-discharge constraint index exceeds the adaptive charge-discharge standard, sending a first blocking command;
judging whether the total number of the steps exceeds a preset step standard or not by using a third calculation formula, and if the total number of the steps exceeds the step standard, sending a second blocking command;
the first calculation formula is:
Z＝(J+1)×(A+B)
wherein A is the parallel coefficient, B is the series coefficient, J is the total number of steps, and Z is the adaptive charge-discharge constraint index;
the second calculation formula is:
K 1 <Z<K 2
wherein, K 1 To a first fluctuation margin, K 2 Is the second fluctuation margin;
the third calculation formula is:
J<K 3
wherein, K 3 Is a third fluctuation margin.
In one or more embodiments, preferably, the acquiring the power source acquisition information, and automatically generating a charging command and a discharging command according to the current input power and the current load power demand specifically include:
acquiring the power acquisition information, and automatically generating a charging command and a discharging command according to the current input power and the current load power demand
Acquiring the power supply acquisition information, and extracting the third type of data;
extracting the current input power, and sending a charging preparation command when the current input power is greater than 0;
judging the current load power demand, and when the current load power demand is greater than 0, sending a discharge command;
and after receiving the charging preparation command, sending a charging command when judging that the proportion of the current residual electric quantity of the battery exceeds 30 percent.
In one or more embodiments, preferably, the setting of the charge decay index and the discharge decay index to generate the dynamic control index in real time includes:
acquiring a current charge decay index and a current discharge decay index;
acquiring a charging command and a discharging command;
when a charging command is obtained, automatic control is carried out through a fourth calculation formula;
when the discharging command is obtained, automatic control is carried out through a fifth calculation formula;
setting a first monitoring coefficient and a second monitoring coefficient and generating the dynamic control index by a sixth calculation formula;
the fourth calculation formula is:
Ysoc＝e -at
wherein a is a charging time decay index, ysoc is a charging electric quantity index, and t is charging time;
the fifth calculation formula is:
Ysoc＝100-e -bt
wherein b is a discharge time decay index;
the sixth calculation formula is:
D＝S 1 Ysoc+S 2 U
wherein D is the dynamic control index, S 1 Is said first monitoring coefficient, S 2 Is the second monitoring coefficient.
In one or more embodiments, preferably, the obtaining the dynamic control index to perform automatic power output control specifically includes:
acquiring the dynamic control index, and sending a third locking command when the dynamic control index is lower than a preset risk fixed value;
after receiving the third locking command, setting a 60-second power-down output instruction;
after receiving the 60 second power down command, reducing the output power by 50% within 60%;
and continuously monitoring the third locking command, and when the third locking command disappears, recovering the outputting power to the original outputting power.
In one or more embodiments, preferably, the obtaining the first blocking command and the second blocking command, performing a timed charge and discharge process transient state, and automatically resuming the charge and discharge process after the first blocking command and the second blocking command are eliminated, specifically includes:
obtaining the first lockout command and the second lockout command;
after receiving the first blocking command, timing for 10 minutes to stop the charging and discharging process, and after 10 minutes, judging whether the first blocking command is cleared, and automatically replying the charging and discharging process;
and after receiving the second blocking command, timing for 1 hour, stopping the charging and discharging process, and after 1 hour, judging that if the second blocking command is cleared, automatically replying to the charging and discharging process.
According to a second aspect of the embodiments of the present invention, a power management adaptive charging and discharging control system is provided.
In one or more embodiments, preferably, the power management adaptive charging and discharging control system includes:
the data acquisition module is used for acquiring rated data, circuit structure data and online monitoring data and storing the rated data, the circuit structure data and the online monitoring data as power supply acquisition information according to a recording time sequence;
the blocking command generating module is used for extracting the power supply acquisition information, judging the state according to a preset self-adaptive charging and discharging standard and a step standard, and generating a first blocking command and a second blocking command;
the control command generation module is used for acquiring the power supply acquisition information and automatically generating a charging command and a discharging command according to the current input power and the current load power requirement;
the charge-discharge control module is used for setting a charge decay index and a discharge decay index and generating a dynamic control index in real time;
the first locking module is used for acquiring the dynamic control index and performing automatic power output control;
and the second blocking module is used for acquiring the first blocking command and the second blocking command, performing a timed charging and discharging process transient state, and automatically replying a charging and discharging process after the first blocking command and the second blocking command are eliminated.
According to a third aspect of embodiments of the present invention, there is provided a computer-readable storage medium on which computer program instructions are stored, the computer program instructions, when executed by a processor, implementing a method according to any one of the first aspect of embodiments of the present invention.
According to a fourth aspect of embodiments of the present invention, there is provided an electronic device, comprising a memory and a processor, the memory being configured to store one or more computer program instructions, wherein the one or more computer program instructions are executed by the processor to implement the method of any one of the first aspect of embodiments of the present invention.
The technical scheme provided by the embodiment of the invention can have the following beneficial effects:
according to the embodiment of the invention, the power acquisition information is automatically extracted, and the command is blocked and sent out by combining the preset self-adaptive charge-discharge standard and the step standard, so that the automatic charge-discharge control is realized, and the abnormal risk of the battery is reduced.
The embodiment of the invention provides the dynamic control index, and the unstable state is automatically blocked through the dynamic control index, so that the charging and discharging service life of the battery is prolonged.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a flowchart of a power management adaptive charging and discharging control method according to an embodiment of the present invention.
Fig. 2 is a flowchart of acquiring rated data, circuit structure data, and online monitoring data, and storing the acquired rated data, circuit structure data, and online monitoring data as power collection information in a recording time sequence in a power management adaptive charging and discharging control method according to an embodiment of the present invention.
Fig. 3 is a flowchart of extracting the power collecting information, performing state judgment according to a preset adaptive charging and discharging standard and a step standard, and generating a first blocking command and a second blocking command in the power management adaptive charging and discharging control method according to an embodiment of the present invention.
Fig. 4 is a flowchart of acquiring the power collecting information and automatically generating a charging command and a discharging command according to the current input power and the current load power demand in the power management adaptive charging and discharging control method according to an embodiment of the present invention.
Fig. 5 is a flowchart for setting a charge decay index and a discharge decay index and generating a dynamic control index in real time in a power management adaptive charge and discharge control method according to an embodiment of the present invention.
Fig. 6 is a flowchart of obtaining the dynamic control index to perform automatic power output control in a power management adaptive charging and discharging control method according to an embodiment of the present invention.
Fig. 7 is a flowchart of obtaining the first blocking command and the second blocking command, performing a timed charging and discharging process transient state, and automatically replying to the charging and discharging process after the first blocking command and the second blocking command are eliminated in the power management adaptive charging and discharging control method according to an embodiment of the present invention.
Fig. 8 is a block diagram of a power management adaptive charging and discharging control system according to an embodiment of the present invention.
Fig. 9 is a block diagram of an electronic device in one embodiment of the invention.
Detailed Description
In some flows described in the present specification and claims and above figures, a number of operations are included that occur in a particular order, but it should be clearly understood that these operations may be performed out of order or in parallel as they occur herein, with the order of the operations being given as 101, 102, etc. merely to distinguish between various operations, and the order of the operations itself does not represent any order of performance. Additionally, the flows may include more or fewer operations, and the operations may be performed sequentially or in parallel. It should be noted that, the descriptions of "first", "second", etc. in this document are used for distinguishing different messages, devices, modules, etc., and do not represent a sequential order, nor do they limit the types of "first" and "second".
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
With the global demand for clean transformation of energy, the use of fossil energy will gradually decrease, and more areas begin to use clean energy. However, clean energy is highly uncertain and intermittent, and therefore requires significant support from energy storage devices. In recent years, the cost of energy storage devices is continuously decreasing with the development of energy storage technology. More and more energy storage devices are used in different fields.
Before the technology of the invention, the traditional energy storage technology has a plurality of problems, particularly in the process of controlling charging and discharging, the power is mainly controlled through a preset charging and discharging curve, but some abnormal conditions often occur in the actual operation process, because the dynamic characteristic of the battery is difficult to be accurately mastered, the actual charging and discharging process is difficult to be completely charged and discharged according to the preset characteristic curve, the potential safety hazard is large, and the service life of the battery is also reduced.
The embodiment of the invention provides a power management self-adaptive charging and discharging control method, system and device. The scheme ensures the stable and reliable power supply of the current power supply through automatic control and blockage of the automatic charging and discharging process.
According to a first aspect of the embodiments of the present invention, a power management adaptive charging and discharging control method is provided.
Fig. 1 is a flowchart of a power management adaptive charging and discharging control method according to an embodiment of the present invention.
In one or more embodiments, preferably, the power management adaptive charging and discharging control method includes:
s101, obtaining rated data, circuit structure data and online monitoring data, and storing the rated data, the circuit structure data and the online monitoring data as power supply acquisition information according to a recording time sequence;
s102, extracting the power supply acquisition information, judging the state according to a preset self-adaptive charge-discharge standard and a step standard, and generating a first blocking command and a second blocking command;
s103, acquiring the power supply acquisition information, and automatically generating a charging command and a discharging command according to the current input power and the current load power requirement;
s104, setting a charging attenuation index and a discharging attenuation index, and generating a dynamic control index in real time;
s105, acquiring the dynamic control index, and performing automatic power output control;
and S106, obtaining the first blocking command and the second blocking command, performing a timed charging and discharging process transient state, and automatically replying the charging and discharging process after the first blocking command and the second blocking command are eliminated.
In the embodiment of the invention, the working state of the charging and discharging process is automatically limited by automatically sending the charging and discharging commands and combining specific different types of constraint conditions, and finally, the current power supply is really ensured to be stably and reliably supplied by automatically controlling and blocking the charging and discharging process.
Fig. 2 is a flowchart of acquiring rated data, circuit structure data, and online monitoring data, and storing the acquired rated data, circuit structure data, and online monitoring data as power collection information in a recording time sequence in a power management adaptive charging and discharging control method according to an embodiment of the present invention.
As shown in fig. 2, in one or more embodiments, preferably, the acquiring rated data, circuit structure data, and online monitoring data are stored as power source collecting information in a recording time sequence, which specifically includes:
s201, recording all rated data of a system as first-class data;
s202, inputting a current system circuit structure diagram, and performing series and parallel series extraction to obtain second-class data;
s203, extracting all current monitoring data through a sensor to serve as third-class data;
and S204, storing the first type of data, the second type of data and the third type of data as the power supply acquisition information according to a recording time sequence.
In the embodiment of the invention, all rated data comprise rated voltage and rated current, and the serial and parallel quantity of the maximum level is automatically extracted after the corresponding current diagram is input; in the process, the collection of all the power acquisition information is completed mainly by combining and packaging all the data of different types, the support data can be directly provided for the subsequent processing after the collection, and the data are easy to be disordered during storage, so that the setting needs to be carried out through a time sequence.
Fig. 3 is a flowchart of extracting the power collecting information, performing state judgment according to a preset adaptive charging and discharging standard and a step standard, and generating a first blocking command and a second blocking command in the power management adaptive charging and discharging control method according to an embodiment of the present invention.
As shown in fig. 3, in one or more embodiments, preferably, the extracting the power supply collection information, performing state judgment according to a preset adaptive charge-discharge standard and a step standard, and generating a first lockout command and a second lockout command specifically includes:
s301, extracting the power supply acquisition information to obtain a parallel coefficient;
s302, extracting the power supply acquisition information to obtain a series coefficient;
s303, extracting power fluctuation according to the power supply acquisition information, and counting the number of steps for 1 time when the power fluctuation in unit time exceeds a preset value;
s304, determining the monitoring time length, and calculating the total number of steps in the monitoring time length;
s305, calculating an adaptive charge-discharge constraint index by using a first calculation formula;
s306, judging whether the adaptive charge-discharge constraint index meets a preset fluctuation margin or not by using a second calculation formula, and if the adaptive charge-discharge constraint index exceeds the adaptive charge-discharge standard, sending the first blocking command;
s307, judging whether the total number of the steps exceeds a preset step standard by using a third calculation formula, and if the total number of the steps exceeds the step standard, sending a second blocking command;
the first calculation formula is:
Z＝(J+1)×(A+B)
wherein, A is the parallel coefficient, B is the series coefficient, J is the total number of steps, and Z is the adaptive charge-discharge constraint index;
the second calculation formula is:
K 1 <Z<K 2
wherein, K 1 To a first fluctuation margin, K 2 Is the second fluctuation margin;
the third calculation formula is:
J<K 3
wherein, K 3 Is a third fluctuation margin.
In the embodiment of the invention, the parallel coefficient obtaining mode is that all the highest parallel stages are divided by rated voltage, the series coefficient obtaining mode is that all the highest series stages are divided by rated current, in order to automatically control the charging and discharging process, except for receiving a charging and discharging control command, the self-adaptive adjustment is also carried out according to the voltage, current, series, parallel and specific power fluctuation of different power supplies, and the automatic charging and discharging control in each charging process is ensured.
Fig. 4 is a flowchart of acquiring the power collecting information and automatically generating a charging command and a discharging command according to the current input power and the current load power demand in the power management adaptive charging and discharging control method according to an embodiment of the present invention.
As shown in fig. 4, in one or more embodiments, preferably, the obtaining the power source collecting information and automatically generating a charging command and a discharging command according to the current input power and the current load power demand specifically include:
s401, acquiring the power acquisition information, and automatically generating a charging command and a discharging command according to the current input power and the current load power demand
S402, acquiring the power supply acquisition information and extracting the third type of data;
s403, extracting the current input power, and when the current input power is larger than 0, sending a charging preparation command;
s404, judging the current load power demand, and sending a discharging command when the current load power demand is greater than 0;
and S405, sending a charging command when the proportion of the current residual electric quantity of the battery exceeds 30% after the charging preparation command is received.
In the embodiment of the invention, the power supply acquisition information is acquired, and before automatic charging and discharging control is carried out, a charging command and a discharging command are automatically formed, so that the charging command and the discharging command are automatically generated according to the current input power and the current load power requirement.
Fig. 5 is a flowchart of setting a charge decay index and a discharge decay index in a power management adaptive charge and discharge control method to generate a dynamic control index in real time according to an embodiment of the present invention.
As shown in fig. 5, in one or more embodiments, preferably, the setting a charge decay index and a discharge decay index, and generating a dynamic control index in real time includes:
s501, obtaining a current charge decay index and a current discharge decay index;
s502, acquiring a charging command and a discharging command;
s503, when a charging command is obtained, automatic control is carried out through a fourth calculation formula;
s504, when a discharging command is obtained, automatic control is carried out through a fifth calculation formula;
s505, setting a first monitoring coefficient and a second monitoring coefficient and generating the dynamic control index by a sixth calculation formula;
the fourth calculation formula is:
Ysoc＝e -at
wherein a is a charging time decay index, ysoc is a charging electric quantity index, and t is charging time;
the fifth calculation formula is:
Ysoc＝100-e -bt
wherein b is a discharge time decay index;
the sixth calculation formula is:
D＝S 1 Ysoc+S 2 U
wherein D is the dynamic control index, S 1 Is said first monitoring coefficient, S 2 Is the second monitoring coefficient.
In the embodiment of the invention, the attenuation indexes of charging and discharging are firstly set in a preset mode, the indexes are directly used for generating charging and discharging commands, in addition, the online dynamic control index generation is used for carrying out secondary control, and further control is carried out in the subsequent automatic charging and discharging process.
Fig. 6 is a flowchart of obtaining the dynamic control index to perform automatic power output control in the power management adaptive charging and discharging control method according to an embodiment of the present invention.
As shown in fig. 6, in one or more embodiments, preferably, the obtaining the dynamic control index to perform automatic power output control specifically includes:
s601, acquiring the dynamic control index, and sending a third locking command when the dynamic control index is lower than a preset risk fixed value;
s602, after receiving the third locking command, setting a 60-second power-down output instruction;
s603, after the 60-second power reduction output instruction is received, reducing the output power by 50% in 60;
s604, continuously monitoring the third locking command, and when the third locking command disappears, recovering the outputting power to the original outputting power.
In the embodiment of the invention, the current control state is considered to be too fast mainly for the third locking command, so that the control on the implemented charging and discharging process is realized in a certain power reduction mode.
Fig. 7 is a flowchart of an embodiment of the power management adaptive charging and discharging control method of the present invention, wherein the first blocking command and the second blocking command are obtained, and a charging and discharging process is automatically resumed after the first blocking command and the second blocking command are removed in a transient state of a timed charging and discharging process.
As shown in fig. 7, in one or more embodiments, preferably, the obtaining the first blocking command and the second blocking command, performing a timed charging and discharging process transient state, and automatically resuming the charging and discharging process after the first blocking command and the second blocking command are removed includes:
s701, obtaining the first lockout command and the second lockout command;
s702, timing for 10 minutes to stop the charging and discharging process after the first blocking command is received, and automatically replying to the charging and discharging process after the first blocking command is cleared after the charging and discharging process is judged after the first blocking command is 10 minutes;
and S703, timing for 1 hour after receiving the second blocking command, stopping the charging and discharging process, and automatically replying the charging and discharging process if the second blocking command is cleared after 1 hour.
In the embodiment of the invention, for the first blocking command and the second blocking command, the state information of the system collected in each charging and discharging process is considered to be consistent, so that if an error or abnormal condition occurs, the problem is more serious, and quick clearing is needed to confirm whether abnormal data input or abnormal discharging signals exist or not; wherein the first lockout primarily corresponds to an abnormal data input and the second lockout primarily corresponds to an abnormal discharge signal.
According to a second aspect of the embodiments of the present invention, a power management adaptive charging and discharging control system is provided.
Fig. 8 is a block diagram of a power management adaptive charging and discharging control system according to an embodiment of the present invention.
In one or more embodiments, preferably, the power management adaptive charging and discharging control system includes:
the data acquisition module 801 is used for acquiring rated data, circuit structure data and online monitoring data, and storing the rated data, the circuit structure data and the online monitoring data as power supply acquisition information according to a recording time sequence;
a blocking command generating module 802, configured to extract the power acquisition information, perform state judgment according to a preset adaptive charge-discharge standard and a step standard, and generate a first blocking command and a second blocking command;
a control command generating module 803, configured to obtain the power source acquisition information, and automatically generate a charging command and a discharging command according to the current input power and the current load power demand;
the charge and discharge control module 804 is used for setting a charge decay index and a discharge decay index and generating a dynamic control index in real time;
a first lockout module 805 configured to obtain the dynamic control index and perform automatic power output control;
a second blocking module 806, configured to obtain the first blocking command and the second blocking command, perform a transient state of the charging and discharging process at a fixed time, and automatically resume the charging and discharging process after the first blocking command and the second blocking command are removed.
In the embodiment of the invention, aiming at the arranged whole charging and discharging process, in order to be capable of efficiently and reliably executing, a modularized design is adopted, a plurality of groups of modules are arranged to be matched with each other, the automatic and efficient charging and discharging control is completed, and the repeatability is high.
According to a third aspect of embodiments of the present invention, there is provided a computer-readable storage medium having stored thereon computer program instructions which, when executed by a processor, implement the method according to any one of the first aspect of embodiments of the present invention.
According to a fourth aspect of the embodiments of the present invention, there is provided an electronic apparatus. Fig. 9 is a block diagram of an electronic device in one embodiment of the invention. The electronic device shown in fig. 9 is a general power management adaptive charge/discharge control device. The electronic device can be a smart phone, a tablet computer and the like. As shown, the electronic device 900 includes a processor 901 and memory 902. The processor 901 is electrically connected to the memory 902. The processor 901 is a control center of the terminal 900, connects various parts of the entire terminal using various interfaces and lines, performs various functions of the terminal and processes data by running or calling a computer program stored in the memory 902, and calling data stored in the memory 902, thereby performing overall monitoring of the terminal.
In this embodiment, the processor 901 in the electronic device 900 loads instructions corresponding to one or more processes of the computer program into the memory 902 according to the following steps, and the processor 901 runs the computer program stored in the memory 902, so as to implement various functions: acquiring rated data, circuit structure data and online monitoring data, and storing the rated data, the circuit structure data and the online monitoring data as power supply acquisition information according to a recording time sequence; extracting the power supply acquisition information, judging the state according to a preset self-adaptive charge-discharge standard and a step standard, and generating a first blocking command and a second blocking command; acquiring the power supply acquisition information, and automatically generating a charging command and a discharging command according to the current input power and the current load power demand; setting a charging attenuation index and a discharging attenuation index, and generating a dynamic control index in real time; acquiring the dynamic control index, and performing automatic power output control; and acquiring the first blocking command and the second blocking command, performing a timed charging and discharging process transient state, and automatically replying the charging and discharging process after the first blocking command and the second blocking command are eliminated.
Memory 902 may be used to store computer programs and data. Memory 902 stores computer programs comprising instructions executable in the processor. The computer program may constitute various functional modules. The processor 901 executes various functional applications and data processing by calling a computer program stored in the memory 902.
The technical scheme provided by the embodiment of the invention can have the following beneficial effects:
according to the embodiment of the invention, the power acquisition information is automatically extracted, and the command is blocked and sent out by combining the preset self-adaptive charge-discharge standard and the step standard, so that the automatic charge-discharge control is realized, and the abnormal risk of the battery is reduced.
The embodiment of the invention provides the dynamic control index, and the unstable state is automatically blocked through the dynamic control index, so that the charging and discharging service life of the battery is prolonged.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A power management adaptive charging and discharging control method is characterized by comprising the following steps:
acquiring rated data, circuit structure data and online monitoring data, and storing the rated data, the circuit structure data and the online monitoring data as power supply acquisition information according to a recording time sequence;
extracting the power supply acquisition information, judging the state according to a preset self-adaptive charge-discharge standard and a preset step standard, and generating a first blocking command and a second blocking command;
acquiring the power supply acquisition information, and automatically generating a charging command and a discharging command according to the current input power and the current load power requirement;
setting a charge decay index and a discharge decay index, and generating a dynamic control index in real time;
acquiring the dynamic control index, and performing automatic power output control;
and acquiring the first blocking command and the second blocking command, performing a timed charging and discharging process transient state, and automatically replying a charging and discharging process after the first blocking command and the second blocking command are eliminated.
2. The power management adaptive charge and discharge control method according to claim 1, wherein the acquiring rated data, circuit structure data and online monitoring data are stored as power collection information in a recorded time sequence, and specifically comprises:
recording all rated data of the system as first type data;
inputting a current system circuit structure diagram, and performing series and parallel series extraction to serve as second-class data;
extracting all current monitoring data through a sensor to serve as third-class data;
and storing the first type of data, the second type of data and the third type of data as the power supply acquisition information according to the recording time sequence.
3. The method according to claim 1, wherein the extracting the power collection information, performing state judgment according to a preset adaptive charge-discharge standard and a step standard, and generating a first blocking command and a second blocking command specifically comprises:
extracting the power supply acquisition information to obtain a parallel coefficient;
extracting the power supply acquisition information to obtain a series coefficient;
extracting power fluctuation according to the power supply acquisition information, and counting 1 step number when the power fluctuation in unit time exceeds a preset value;
determining the monitoring time length, and calculating the total number of steps in the monitoring time length;
calculating a self-adaptive charge-discharge constraint index by using a first calculation formula;
judging whether the adaptive charge-discharge constraint index meets a preset fluctuation margin or not by using a second calculation formula, and if the adaptive charge-discharge constraint index exceeds the adaptive charge-discharge standard, sending a first blocking command;
judging whether the total number of the steps exceeds a preset step standard or not by using a third calculation formula, and if the total number of the steps exceeds the step standard, sending a second blocking command;
the first calculation formula is:
Z＝(J+1)×(A+B)
wherein A is the parallel coefficient, B is the series coefficient, J is the total number of steps, and Z is the adaptive charge-discharge constraint index;
the second calculation formula is:
K 1 <Z<K 2
wherein, K 1 To a first fluctuation margin, K 2 Is the second fluctuation margin;
the third calculation formula is:
J<K 3
wherein, K 3 Is a third fluctuation margin.
4. The power management adaptive charge-discharge control method according to claim 1, wherein the obtaining the power collection information and automatically generating a charge command and a discharge command according to the current input power and the current load power demand specifically comprises:
acquiring the power acquisition information, and automatically generating a charging command and a discharging command according to the current input power and the current load power demand
Acquiring the power supply acquisition information, and extracting the third type of data;
extracting the current input power, and sending a charging preparation command when the current input power is greater than 0;
judging the current load power demand, and sending a discharging command when the current load power demand is greater than 0;
and after receiving the charging preparation command, sending a charging command when judging that the proportion of the current residual electric quantity of the battery exceeds 30 percent.
5. The power management adaptive charge and discharge control method according to claim 1, wherein the setting of the charge decay index and the discharge decay index and the real-time generation of the dynamic control index specifically comprise:
acquiring a current charge decay index and a current discharge decay index;
acquiring a charging command and a discharging command;
when a charging command is obtained, automatic control is carried out through a fourth calculation formula;
when the discharging command is obtained, automatic control is carried out through a fifth calculation formula;
setting a first monitoring coefficient and a second monitoring coefficient and generating the dynamic control index by a sixth calculation formula;
the fourth calculation formula is:
Ysoc＝e -at
wherein a is a charging time decay index, ysoc is a charging electric quantity index, and t is charging time;
the fifth calculation formula is:
Ysoc＝100-e -bt
wherein b is a discharge time decay index;
the sixth calculation formula is:
D＝S 1 Ysoc+S 2 U
wherein D is the dynamic control index, S 1 Is said first monitoring coefficient, S 2 Is the second monitoring coefficient.
6. The power management adaptive charge-discharge control method according to claim 1, wherein the obtaining the dynamic control index to perform automatic power output control specifically comprises:
acquiring the dynamic control index, and sending a third locking command when the dynamic control index is lower than a preset risk fixed value;
after receiving the third locking command, setting a 60-second power-down output instruction;
after receiving the 60 second power down command, reducing the output power by 50% within 60%;
and continuously monitoring the third locking command, and when the third locking command disappears, restoring the outputting power to the original outputting power.
7. The method according to claim 1, wherein the obtaining the first blocking command and the second blocking command, performing a timed charging and discharging process transient state, and automatically resuming the charging and discharging process after the first blocking command and the second blocking command are removed, specifically comprises:
obtaining the first lockout command and the second lockout command;
after receiving the first blocking command, timing for 10 minutes to stop the charging and discharging process, and after 10 minutes, judging whether the first blocking command is cleared or not, and automatically replying to the charging and discharging process;
and after receiving the second blocking command, timing for 1 hour, stopping the charging and discharging process, and after 1 hour, judging that if the second blocking command is cleared, automatically replying to the charging and discharging process.
8. A power management adaptive charge-discharge control system, comprising:
the data acquisition module is used for acquiring rated data, circuit structure data and online monitoring data and storing the rated data, the circuit structure data and the online monitoring data as power supply acquisition information according to the recording time sequence;
the blocking command generating module is used for extracting the power supply acquisition information, judging the state according to a preset self-adaptive charging and discharging standard and a step standard, and generating a first blocking command and a second blocking command;
the control command generation module is used for acquiring the power supply acquisition information and automatically generating a charging command and a discharging command according to the current input power and the current load power requirement;
the charging and discharging control module is used for setting a charging attenuation index and a discharging attenuation index and generating a dynamic control index in real time;
the first locking module is used for acquiring the dynamic control index and carrying out automatic power output control;
and the second blocking module is used for acquiring the first blocking command and the second blocking command, carrying out the transient state of the timed charging and discharging process, and automatically replying the charging and discharging process after the first blocking command and the second blocking command are eliminated.
9. A computer-readable storage medium on which computer program instructions are stored, which, when executed by a processor, implement the method of any one of claims 1-7.
10. An electronic device comprising a memory and a processor, wherein the memory is configured to store one or more computer program instructions, wherein the one or more computer program instructions are executed by the processor to implement the method of any of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210723824.6A CN115549234A (en) | 2022-06-23 | 2022-06-23 | Power management self-adaptive charging and discharging control method, system and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210723824.6A CN115549234A (en) | 2022-06-23 | 2022-06-23 | Power management self-adaptive charging and discharging control method, system and equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115549234A true CN115549234A (en) | 2022-12-30 |
Family
ID=84723782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210723824.6A Withdrawn CN115549234A (en) | 2022-06-23 | 2022-06-23 | Power management self-adaptive charging and discharging control method, system and equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115549234A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117435442A (en) * | 2023-12-21 | 2024-01-23 | 石家庄学院 | Automatic matching monitoring method and system for online computer resources and computing UPS |
-
2022
- 2022-06-23 CN CN202210723824.6A patent/CN115549234A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117435442A (en) * | 2023-12-21 | 2024-01-23 | 石家庄学院 | Automatic matching monitoring method and system for online computer resources and computing UPS |
| CN117435442B (en) * | 2023-12-21 | 2024-03-12 | 石家庄学院 | Automatic matching monitoring method and system for online computer resources and computing UPS |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115514064B (en) | Battery management system for lithium battery power supply system | |
| CN102655329A (en) | Battery control system and battery control method | |
| CN104216499A (en) | Equipment cabinet and power source control method thereof | |
| CN105703475A (en) | Method and system of uninterrupted intelligent power supply of ATM | |
| CN110244233A (en) | A kind of detection method of battery, electronic equipment and computer storage medium | |
| CN115549234A (en) | Power management self-adaptive charging and discharging control method, system and equipment | |
| CN113472037A (en) | Battery pack balancing method, battery pack balancing device and battery management system | |
| CN104505947A (en) | Transformer substation direct current power supply monitoring system and transformer substation direct current power supply monitoring method | |
| CN101834467B (en) | Intelligent shared battery pack UPS (Uninterrupted Power Supply) system and control method thereof | |
| CN106501734B (en) | The voltage acquisition fault handling method and device of battery management system | |
| CN104578419A (en) | Transformer substation communication power supply monitoring system and method | |
| CN110398668A (en) | A kind of looped network of DC power on-line monitoring system and method | |
| CN104763576B (en) | A kind of pump-storage generator protection auxiliary signal anomalous discrimination and modification method | |
| CN114184959A (en) | Online detection device for storage battery | |
| CN101312296B (en) | Charging method of battery module | |
| CN110854916A (en) | Energy balance control method and device based on user energy storage | |
| CN106774761A (en) | A kind of electric supply installation and its method of supplying power to, server | |
| CN106600465A (en) | Processing apparatus, system and method for electricity fee exception | |
| CN114243789B (en) | Micro-grid control method and device, micro-grid main controller and storage medium | |
| CN113507154B (en) | Charging method and device, charger and electronic equipment | |
| CN209728674U (en) | Powered-off fault protects circuit, power supply unit and computer equipment | |
| CN106790188A (en) | The main frame collocation method of battery management system, device and battery management system | |
| CN107991622B (en) | Storage battery service life detection and alarm system and method in wind-light-diesel-storage hybrid direct-current power supply | |
| CN206711197U (en) | A kind of paper money automatic trading device and its stand-by power supply | |
| CN204537698U (en) | Flash memory device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20221230 |