CN106786867B - Battery intelligent control system - Google Patents
Battery intelligent control system Download PDFInfo
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- CN106786867B CN106786867B CN201611157856.5A CN201611157856A CN106786867B CN 106786867 B CN106786867 B CN 106786867B CN 201611157856 A CN201611157856 A CN 201611157856A CN 106786867 B CN106786867 B CN 106786867B
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- 238000001514 detection method Methods 0.000 claims description 17
- 238000004891 communication Methods 0.000 claims description 12
- 235000013399 edible fruits Nutrition 0.000 claims 1
- 230000005611 electricity Effects 0.000 abstract description 32
- 238000000034 method Methods 0.000 description 12
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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Abstract
The invention discloses an intelligent battery control system; the time-sharing unit is used for dividing each day into n time regions according to the time sequence, and the time regions are marked as T1、T2……Tn(ii) a The acquisition unit is used for acquiring the power consumption of the battery in each time region and recording as E1、E2……En(ii) a The analysis unit is used for counting the average power consumption of the battery in each time region within m continuous days before the current day and recording as W1、W2……Wn(ii) a The acquisition unit is used for acquiring the current residual electric quantity W of the battery0(ii) a The first power storage unit is used for starting the work as a battery to charge or stop charging according to the instruction of the control unit; the second electricity storage unit is used for starting the work as a battery to charge or stop charging according to the instruction of the control unit; control unit at Ti‑1Obtaining the current residual electric quantity W of the battery through the obtaining unit in the time region0And the battery is at TiAverage power consumption amount W in time regioniAnd W is0And WiComparing and controlling the first power storage unit and the second power storage unit to work according to the comparison result instruction; wherein i is more than or equal to 1 and less than or equal to n.
Description
Technical Field
The invention relates to the technical field of intelligent battery management, in particular to an intelligent battery control system.
Background
Nowadays, with the continuous development of lithium ion battery technology, lithium ion batteries have been widely used, and as people pay more and more attention to environmental protection, the application of lithium ion battery technology to the field of electric automobiles makes great progress.
Electric transportation tools such as electric automobiles and the like become important tools for solving the problems of environmental protection when people go out, but in the practical application process, the problems that a user forgets to record battery charging, the residual electric quantity of the battery cannot meet the traveling distance of the user and the like often occur, so that the electric transportation tools are difficult to widely apply; therefore, a battery system is needed to be designed to provide an auxiliary charging strategy for the battery in a targeted manner, so that the battery can still be charged even if the user forgets to charge the battery and the remaining power is low during traveling, and the requirement of the user on charging the battery is greatly met.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides an intelligent battery control system.
The invention provides an intelligent battery control system, which comprises:
a time-sharing unit for dividing each day into n time regions according to the time sequence, and recording as T1、T2……Tn；
A collection unit for collecting the power consumption of the battery in each time region and recording as E1、E2……En；
An analysis unit for counting the average power consumption of the battery in each time region m days before the current day, and recording as W1、W2……Wn；
An obtaining unit for obtaining the current residual electric quantity W of the battery0；
The first power storage unit is in communication connection with the control unit and used for starting the work as a battery to charge or stop charging according to the instruction of the control unit;
the second power storage unit is in communication connection with the control unit and used for starting the work as a battery to charge or stop charging according to the instruction of the control unit;
the control unit is in communication connection with the analysis unit and the acquisition unit;
control unit at Ti-1Obtaining the current residual electric quantity W of the battery through the obtaining unit in the time region0And the battery is at TiAverage power consumption amount W in time regioniAnd W is0And WiComparing and controlling the first power storage unit and the second power storage unit to work according to the comparison result instruction;
wherein i is more than or equal to 1 and less than or equal to n.
Preferably, when W0≤aWiWhen the battery is charged, the control unit commands the first power storage unit and the second power storage unit to start working as the battery to be charged;
when aWi<W0<bWiWhen the first power storage unit is started, the control unit commands the first power storage unit to start to work as a batteryCharging and stopping the charging of the second power storage unit;
when W is0≥bWiWhen the first power storage unit and the second power storage unit are charged, the control unit instructs the first power storage unit and the second power storage unit to stop charging;
wherein 0< a <1, b > 1.
Preferably, the analysis unit counts average power consumption in each time zone within m consecutive days before the current day of the battery, if the average power consumption W calculated last timej' less than last calculated average power consumption Wj", the average power consumption W calculated last timej"as the average power consumption amount W in the j time region in consecutive m days before the current day of the batteryj(ii) a Wherein j is more than or equal to 1 and less than or equal to n.
Preferably, a first detection device is arranged in the first power storage unit, the first detection device is used for detecting the remaining power X in the first power storage unit, and the control unit obtains the remaining power X in the first power storage unit through the first detection device.
Preferably, a second detection device is arranged in the second electricity storage unit, the second detection device is used for detecting the residual electricity Y in the second electricity storage unit, and the control unit obtains the residual electricity Y in the second electricity storage unit through the second detection device.
Preferably, the intelligent alarm device further comprises an alarm unit, wherein the alarm unit is in communication connection with the control unit and sends out alarm information according to an instruction of the control unit;
the control unit stores a first electric quantity value X1A second electric quantity value Y1；
When X is less than or equal to X1And/or Y.ltoreq.Y1And the control unit sends an instruction to the warning unit.
The invention mainly provides a set of auxiliary charging strategies for the battery, and the battery is charged in advance so as to keep the battery in a sufficient electric quantity state; specifically, firstly, collecting the power consumption of the battery according to a time region, then calculating the average power consumption of each time region in multiple continuous days, and taking the average power consumption of each time region as a reference basis; the average power consumption of each time region in multiple continuous days is used for analyzing the power demand of the battery according to the daily use state of the battery, and the calculated average power consumption of the multiple continuous days changes according to the passing of days, so that higher matching degree between the calculated average power consumption and the power demand of the battery is ensured, and a valuable reference basis is provided for analyzing the use state of the battery based on the average power consumption. Comparing the current remaining capacity of the battery in a certain time region with the average power consumption in the time region, and selecting a charging strategy according to the comparison, specifically: when the current residual capacity of the battery is less, the two electricity storage units are utilized to charge the battery at the same time, so that enough electricity can be reserved for the battery in a short time, the electricity consumption using process of the battery is facilitated, when the current residual capacity of the battery is in the middle and the like, one electricity storage unit is used for charging the battery based on the consideration of energy-saving factors, when the current residual capacity of the battery is more, the battery can meet the next using state of the battery, and the electricity storage unit is not used for charging the battery so as to save the electric energy.
Therefore, the charging strategy is selected for the battery according to the recent use state of the battery and the current residual capacity of the battery, so that the user forgets to charge the battery and can still use the charging strategy provided by the system to charge the battery in the use process of the battery, the use state of the battery is met, and the use process of the battery is facilitated.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent battery control system.
Detailed Description
As shown in fig. 1, fig. 1 is a diagram of an intelligent battery control system according to the present invention.
Referring to fig. 1, the intelligent battery control system provided by the present invention includes:
a time-sharing unit for dividing each day into n time regions according to the time sequence, and recording as T1、T2……Tn(ii) a By dividing each day into n time regions, the method is beneficial to collecting the power consumption of the battery according to the division of the time regions, and then processing the battery in a time-sharing manner;
collectingA unit for collecting the power consumption of the battery in each time region and recording as E1、E2……En；
An analysis unit for counting the average power consumption of the battery in each time region m days before the current day, and recording as W1、W2……Wn(ii) a Specifically, the method comprises the following steps: when the analysis unit counts the average power consumption in each time region within m consecutive days before the current day of the battery, if the average power consumption W calculated last timej' less than last calculated average power consumption Wj", the average power consumption W calculated last timej"as the average power consumption amount W in the j time region in consecutive m days before the current day of the batteryj(ii) a Wherein j is more than or equal to 1 and less than or equal to n; therefore, the continuity and the practicability of the average power consumption calculated by the analysis unit are kept, the situation that the calculated average power consumption is small under the condition that the battery is not used in a certain time region of a certain day or more is prevented, and the average power consumption counted by the analysis unit has good operability and contrast.
An obtaining unit for obtaining the current residual electric quantity W of the battery0；
The first power storage unit is in communication connection with the control unit and used for starting the work as a battery to charge or stop charging according to the instruction of the control unit; specifically, the method comprises the following steps: be equipped with first detection device in the first electricity storage unit, first detection device is used for detecting the residual capacity X in the first electricity storage unit, and the control unit acquires the residual capacity X in the first electricity storage unit through first detection device, makes things convenient for the control unit in time to know the residual capacity X in the first electricity storage unit.
The second power storage unit is in communication connection with the control unit and used for starting the work as a battery to charge or stop charging according to the instruction of the control unit; specifically, the method comprises the following steps: and a second detection device is arranged in the second electricity storage unit and used for detecting the residual electricity Y in the second electricity storage unit, and the control unit acquires the residual electricity Y in the second electricity storage unit through the second detection device.
Furthermore, the embodiment further comprises a warning unit, wherein the warning unit is in communication connection with the control unit and sends out warning information according to the instruction of the control unit;
the control unit stores a first electric quantity value X1A second electric quantity value Y1；
When X is less than or equal to X1And/or Y.ltoreq.Y1When the power supply device is used, the control unit sends an instruction to the warning unit, the warning unit sends warning information according to the instruction of the control unit, related users and workers are reminded of knowing the condition that the residual electric quantity in the first electricity storage unit and/or the second electricity storage unit is low, the related users and the workers can charge the first electricity storage unit and/or the second electricity storage unit in time, and sufficient electric quantity is stored in the first electricity storage unit and the second electricity storage unit to provide electric energy for the battery.
The control unit is in communication connection with the analysis unit and the acquisition unit;
control unit at Ti-1Obtaining the current residual electric quantity W of the battery through the obtaining unit in the time region0And the battery is at TiAverage power consumption amount W in time regioniAnd W is0And WiComparing and controlling the first power storage unit and the second power storage unit to work according to the comparison result instruction;
wherein i is more than or equal to 1 and less than or equal to n.
Specifically, the method comprises the following steps:
when W is0≤aWiWhen the battery is charged, the control unit instructs the first power storage unit and the second power storage unit to start to charge the battery, and the first power storage unit and the second power storage unit are used for charging the battery, so that the residual capacity of the battery can be quickly improved, and the residual capacity of the battery can support the next working state of the battery;
when aWi<W0<bWiWhen the battery is charged, the control unit instructs the first power storage unit to start working as the battery to be charged and the second power storage unit to stop charging, and the battery is charged by using one power storage unit because a certain amount of residual power exists in the batteryThe charging can provide sufficient electric energy for the battery, and the waste of the electric energy is avoided, so that the electric quantity in the second electricity storage unit supplies power for the battery in a more urgent state;
when W is0≥bWiWhen the charging is finished, the control unit instructs the first power storage unit and the second power storage unit to stop charging, so that the residual power in the battery is more, the residual power in the battery can meet the next use state of the battery, and the battery does not need to be supplied with power;
wherein 0< a <1, b > 1.
The implementation mode mainly provides a set of auxiliary charging strategy for the battery, and the battery is charged in advance to keep the battery in a sufficient electric quantity state; specifically, firstly, collecting the power consumption of the battery according to a time region, then calculating the average power consumption of each time region in multiple continuous days, and taking the average power consumption of each time region as a reference basis; the average power consumption of each time region in multiple continuous days is used for analyzing the power demand of the battery according to the daily use state of the battery, and the calculated average power consumption of the multiple continuous days changes according to the passing of days, so that higher matching degree between the calculated average power consumption and the power demand of the battery is ensured, and a valuable reference basis is provided for analyzing the use state of the battery based on the average power consumption. Comparing the current remaining capacity of the battery in a certain time region with the average power consumption in the time region, and selecting a charging strategy according to the comparison, specifically: when the current residual capacity of the battery is less, the two electricity storage units are utilized to charge the battery at the same time, so that enough electricity can be reserved for the battery in a short time, the electricity consumption using process of the battery is facilitated, when the current residual capacity of the battery is in the middle and the like, one electricity storage unit is used for charging the battery based on the consideration of energy-saving factors, when the current residual capacity of the battery is more, the battery can meet the next using state of the battery, and the electricity storage unit is not used for charging the battery so as to save the electric energy.
Therefore, the charging strategy is selected for the battery according to the recent use state of the battery and the current residual capacity of the battery, so that the user forgets to charge the battery and can still use the charging strategy provided by the system to charge the battery in the use process of the battery, the use state of the battery is met, and the use process of the battery is facilitated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. An intelligent battery control system, comprising:
a time-sharing unit for dividing each day into n time regions according to the time sequence, and recording as T1、T2……Tn；
A collection unit for collecting the power consumption of the battery in each time region and recording as E1、E2……En；
An analysis unit for counting the average power consumption of the battery in each time region m days before the current day, and recording as W1、W2……Wn；
An obtaining unit for obtaining the current residual electric quantity W of the battery0；
The first power storage unit is in communication connection with the control unit and used for starting the work as a battery to charge or stop charging according to the instruction of the control unit;
the second power storage unit is in communication connection with the control unit and used for starting the work as a battery to charge or stop charging according to the instruction of the control unit;
the control unit is in communication connection with the analysis unit and the acquisition unit;
control unit at Ti-1Obtaining the current residual electric quantity W of the battery through the obtaining unit in the time region0And the battery is at TiAverage power consumption amount W in time regioniAnd W is0And WiComparing and connecting according to the comparisonThe fruit instruction controls the first power storage unit and the second power storage unit to work;
wherein i is more than or equal to 1 and less than or equal to n;
when W is0≤aWiWhen the battery is charged, the control unit commands the first power storage unit and the second power storage unit to start working as the battery to be charged;
when aWi<W0<bWiWhen the first power storage unit is started, the control unit instructs the first power storage unit to start working as a battery to charge, and the second power storage unit stops charging;
when W is0≥bWiWhen the first power storage unit and the second power storage unit are charged, the control unit instructs the first power storage unit and the second power storage unit to stop charging;
wherein 0< a <1, b > 1.
2. The system according to claim 1, wherein the analysis unit calculates the average power consumption amount W calculated last time when the average power consumption amount W calculated in each time zone of m consecutive days before the current day of the battery is countedj' less than last calculated average power consumption Wj'' the average power consumption amount W to be calculated last timej'' as the average power consumption W in the j time zone for m consecutive days before the current day of the batteryj(ii) a Wherein j is more than or equal to 1 and less than or equal to n.
3. The intelligent battery control system according to claim 1, wherein a first detection device is disposed in the first power storage unit, the first detection device is configured to detect a remaining power amount X in the first power storage unit, and the control unit obtains the remaining power amount X in the first power storage unit through the first detection device.
4. The intelligent battery control system according to claim 3, wherein a second detection device is disposed in the second power storage unit, the second detection device is configured to detect the remaining power Y in the second power storage unit, and the control unit obtains the remaining power Y in the second power storage unit through the second detection device.
5. The intelligent battery control system according to claim 4, further comprising an alert unit, wherein the alert unit is in communication with the control unit and sends alert information according to an instruction of the control unit;
the control unit stores a first electric quantity value X1A second electric quantity value Y1；
When X is less than or equal to X1And/or Y.ltoreq.Y1And the control unit sends an instruction to the warning unit.
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| CN114337537A (en) * | 2021-11-23 | 2022-04-12 | 合肥中南光电有限公司 | HJT photovoltaic cell monitoring system |
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