CN114301182A - Intelligent Power Management System - Google Patents

Abstract

The invention discloses an intelligent power management system, which relates to the technical field of power management. By arranging a useful power access feedback unit in the power consumption end, when the power consumption end is connected to the power output end or disconnected from the power output end, Generate power consumption signal, and feed back the basic information of the power consumption terminal to the management center through the power consumption signal, so as to obtain the power consumed by each power consumption terminal, and then judge the power of the power supply by charging the power supply input terminal of the power supply. Whether the charging capacity of the power supply can meet the power demand of the power supply output; when the charging capacity of the power supply exceeds the power demand of the power output or the charging capacity of the power supply cannot meet the power demand of the power output, the power input of the power supply is adjusted by the power supply adjustment module. The power supply input power of the power supply terminal is adjusted, so that the setting of the power supply input power of the power supply input terminal is more reasonable.

Description

Intelligent Power Management System

technical field

The invention relates to the technical field of power management, in particular to an intelligent power management system.

Background technique

The intelligent power management system is a system that centrally monitors the power supply and the operating micro-environment around the cabinet and equipment through the TCP/IP network. It can monitor and control the working status and related attributes of the power supply of each equipment in real time, such as: working voltage, Current, power, temperature and humidity in the cabinet and equipment; the centralized management and control platform in the intelligent power management system can perform remote centralized management and control of intelligent power terminals distributed in different locations and display the data of each power port, which is the expansion of power terminals. Provide good support. Because intelligent power management systems can monitor the safety of related equipment in real time, they are widely used.

In the process of using the power supply, the power supply to the external power supply and the process of charging the power supply will play a crucial role in the length of time that the power in the power supply can be used. How to make the power supply to the external power supply and the charging of the power supply more reasonable is the problem that we need to solve. For this reason, we now provide an intelligent power management system.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an intelligent power management system.

The object of the present invention can be achieved through the following technical solutions: an intelligent power management system, including a management center, and the management center is communicatively connected with a data acquisition module, a data processing module, a data analysis module and a power supply adjustment module;

The data acquisition module is used for acquiring the power supply data of the power input terminal and the power output terminal;

The data processing module is used to process the power supply data of the power input terminal and the power output terminal acquired by the data acquisition module, and send the processing result to the data analysis module;

The data analysis module is used to analyze the power consumption of the power supply, and determine whether the power supply of the power supply can meet the power consumption demand of the power supply output end of the power supply;

The power supply adjustment module is used to adjust the power supply input power of the power supply input end of the power supply according to the power supply adjustment instruction.

Further, the process of the data acquisition module acquiring the power supply data of the power supply input terminal and the power supply output terminal includes:

Obtain the power supply input power of the power input terminal and the power supply demand power of the power supply output terminal, and upload the obtained power supply input power and power supply demand power to the data processing module in real time.

Further, the process of processing the power supply data by the data processing module includes:

Mark all the power terminals connected to the power output terminal, obtain the power consumption signals of all the power terminals connected to the power output terminal, and obtain the power demand power of the power output terminal; get each power terminal connected to the power supply The duration of the output and the power consumption of each consumer;

Get the power supplied by the power input and the total power stored into the power supply through the power input.

Further, the power-consuming ends are all provided with a power-connected feedback unit, and the power-use feedback unit is used to generate power when the power-consuming end is connected to the power output terminal or disconnected from the power output terminal. The basic information of the power consumption terminal includes the rated power of the power consumption terminal, the time of starting to connect to the power output terminal, and the time of disconnecting from the power output terminal.

Further, the analysis process of the power consumption of the power supply by the data analysis module includes:

Obtain the initial power in the power supply and the available power in the power supply when the power input terminal runs for a length of T, then obtain the actual theoretical remaining power in the power supply;

Set the remaining power threshold of the power supply, compare the actual theoretical remaining power with the remaining power threshold of the power supply, and judge whether the remaining power in the power supply is in the safe range. , it means that the power load at the output end of the power supply is low;

When the actual theoretical remaining power in the power supply is less than the initial power, it means that the power load at the output end of the power supply is high.

Further, the process of adjusting the power supply input power of the power supply adjustment module to the power supply input end of the power supply includes:

Obtain the maximum and minimum values corresponding to the power demand power GC, and mark the maximum values as GC _max and GC _min ;

When GR≤GC _min or GC _min < GR < GC _max , the power supply input power GR of the power supply input terminal of the power supply is adjusted upward, and the adjusted GR satisfies GR ≥ GC/n;

When GR≥GC _max , the power supply input power GR of the power supply input end of the power supply is lowered, and the lowered GR satisfies GR=GC/n.

Further, GR is the power supply input power of the power supply input terminal of the power supply, n is the number of power consumption terminals connected to the power supply output terminal, and n is an integer.

Compared with the prior art, the beneficial effect of the present invention is that: by setting a useful power access feedback unit in the power consumption end, when the power consumption end is connected to the power output end or disconnected from the power output end, the The power consumption signal, and the basic information of the power consumption terminal is fed back to the management center through the power consumption signal. time, so that the power consumed by each power consumption terminal can be obtained, and then through the power of charging the power supply at the power input terminal of the power supply, it is judged whether the charging capacity of the power source can meet the power consumption demand of the power output terminal; when the charging capacity of the power source If the power consumption requirement of the power supply output terminal exceeds or the charging capacity of the power supply cannot meet the power consumption requirement of the power supply output terminal, the power supply input power of the power supply input terminal of the power supply is adjusted through the power supply adjustment module, so that the setting of the power supply input power of the power supply input terminal is more reasonable. .

Description of drawings

FIG. 1 is a schematic diagram of the present invention.

Detailed ways

As shown in FIG. 1, the intelligent power management system includes a management center, and the management center is communicatively connected with a data acquisition module, a data processing module, a data analysis module and a power supply adjustment module;

The data acquisition module is used to obtain the power supply data of the power supply input terminal and the power supply output terminal, the power supply input terminal is used to supply power to the power supply, and the power supply output terminal is used to supply power to the outside, and the data acquisition module acquires the power supply input terminal. The process of supplying power data to the terminal and the power output terminal includes:

Obtain the power supply input power of the power supply input terminal, and mark the obtained power supply input power of the power supply input terminal as GR;

Obtain the power supply demand power at the output of the power supply, and mark the power supply demand power as GC;

Upload the obtained power supply input power and power supply demand power to the data processing module in real time.

The data processing module is used to process the power supply data of the power supply input terminal and the power supply output terminal obtained by the data acquisition module, and the specific processing process includes:

Mark all the power terminals connected to the power output terminals as i, i=1, 2, ..., n, n is an integer; it should be further explained that in the specific implementation process, each power terminal is set The useful power is connected to the feedback unit, and the power access feedback unit is used to generate a power signal when the power terminal is connected to the power output terminal or disconnected from the power output terminal, and uses the power signal to convert the power consumption. The basic information of the power terminal is fed back to the management center, and the basic information of the power consumption terminal includes the rated power of the power consumption terminal, the time of starting to connect to the power output terminal, and the time of disconnecting from the power output terminal;

需要进一步说明的是，在具体实施过程中，ED_i为每个连接在电源输出端上的用电端的额定功率；Obtain the power consumption signals of all the power consumption terminals connected to the power output terminal, then the power consumption demand power of the power output terminal is obtained as

It should be further explained that, in the specific implementation process, ED _i is the rated power of each power consumption end connected to the output end of the power supply;

Obtain the time length of each power-consuming terminal being connected to the power output terminal as JT _i ;

Then the power consumption of each power consumption end is HD _i =JT _i *ED _i ;

Obtaining the power supply of the power input terminal, the total power stored in the power supply through the power input terminal is ZD=GR*T*α; it should be further explained that in the specific implementation process, the T is the running time of the power input terminal, The α is the power storage efficiency of the power supply;

The processing result of the power supply data of the power output terminal and the power input terminal by the data processing module is sent to the data analysis module.

The data analysis module is used to analyze the power consumption of the power supply, and the specific analysis process includes:

Get the initial power in the power supply, and mark the initial power in the power supply as SC;

Then when the operating time of the power input terminal is T, the available power in the power supply is ZY=SC+ZD;

The actual theoretical remaining power in the power supply is, where JT _i ≤ T;

Then set the power supply remaining power threshold a, then when SYD≥a, it means that the power supply remaining power is within the safe range;

Then compare SYD with SC. When SYD≥SC, it means that the power load of the power output terminal is low, and the power supply can meet the power consumption demand of the power output terminal;

获得当SYD＝SC时，所对应的T值，并将T的值标记为预警时间T_预；需要进一步说明的是，在具体实施过程中，预警时间T_预即为电源所能进行正常供电的最迟时间；When SYD < SC, it means that the power load at the output end of the power supply is high; then according to the formula

When SYD=SC, the corresponding T value is obtained, and the value of T is marked as the early warning time T _pre ; it should be further explained that in the specific implementation process, the early warning time T _pre is the time when the power supply can supply power normally. latest time;

Obtain the time difference between _T and T; set the time difference threshold, when the time difference between _T and T is less than the time difference threshold, generate early warning information and send the warning information to the management center.

When SYD<a, it means that the remaining power in the power supply is in the warning range; then the maximum and minimum values corresponding to the power demand power GC are obtained, and the maximum values are marked as GC _max and GC _min ;

Then when GR≤GC _min , it means that the power supply input power of the power supply input end of the power supply cannot meet the power demand of the power supply output end; send a demand command to increase the power supply input power to the power supply adjustment module;

When GC _min < GR < GC _max and GC/n > GR, it means that the power supply input power of the power supply input end of the power supply cannot meet the power demand of the power supply output end, and then send a demand command to increase the power supply input power to the power supply adjustment module ;

When GR ≥ GC _max , it means that the power input power of the power input terminal of the power supply can meet the power consumption demand of the power output terminal, and there is an abnormal power consumption point at the power output terminal, and an early warning message is generated and sent to the management center. , the management center checks the power output terminal according to the warning information.

The power supply adjustment module is used to adjust the power supply input power of the power supply input end of the power supply according to the power supply adjustment instruction, and the specific process includes:

When GR≤GC _min or GC _min < GR < GC _max , the power supply input power GR of the power supply input terminal of the power supply is adjusted upward, and the adjusted GR satisfies GR ≥ GC/n;

When GR≥GC _max , the power supply input power GR of the power supply input end of the power supply is lowered, and the lowered GR satisfies GR=GC/n.

It should be further explained that, in the specific implementation process, by setting a useful power access feedback unit in the power consumption end, the power consumption end generates electricity when it is connected to the power output terminal or disconnected from the power output terminal. The basic information of the power consumption terminal includes the rated power of the power consumption terminal, the time of starting to connect to the power output terminal, and the time of disconnection from the power output terminal. In this way, the power consumed by each power consumption terminal can be obtained, and then by charging the power supply of the power supply input terminal of the power supply, it can be judged whether the charging capacity of the power supply can meet the power consumption demand of the power output terminal; when the charging capacity of the power supply exceeds the power supply If the power demand of the output end or the charging capability of the power supply cannot meet the power demand of the power output end, the power supply input power of the power supply input end of the power supply is adjusted by the power supply adjustment module, so that the setting of the power supply input power of the power supply input end is more reasonable.

The above formulas are calculated by removing the dimension and taking its numerical value. The formula is a formula that is closest to the real situation by collecting a large amount of data and performing software simulation. The preset parameters and preset thresholds in the formula are set by those skilled in the art according to the actual situation. Or a large amount of data simulation is obtained.

The above embodiments are only used to illustrate the technical method of the present invention and not limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical method of the present invention can be modified or equivalently replaced. Without departing from the spirit and scope of the technical method of the present invention.

Claims (7)

1. The intelligent power management system comprises a management center and is characterized in that the management center is in communication connection with a data acquisition module, a data processing module, a data analysis module and a power supply regulation module;

the data acquisition module is used for acquiring power supply data of the power supply input end and the power supply output end;

the data processing module is used for processing the power supply data of the power supply input end and the power supply output end acquired by the data acquisition module and sending a processing result to the data analysis module;

the data analysis module is used for analyzing the power consumption condition of the power supply and judging whether the power supply of the power supply can meet the power consumption requirement of the power supply output end of the power supply;

and the power supply adjusting module is used for adjusting the power supply input power of the power supply input end of the power supply according to the power supply adjusting instruction.

2. The intelligent power management system according to claim 1, wherein the process of the data acquisition module acquiring the power supply data of the power input end and the power output end comprises:

and acquiring the power supply input power of the power supply input end and the power supply demand power of the power supply output end, and uploading the acquired power supply input power and power supply demand power to the data processing module in real time.

3. The intelligent power management system according to claim 2, wherein the processing of the power supply data by the data processing module comprises:

marking all power consumption ends connected to the power output end, acquiring power consumption signals of all power consumption ends connected to the power output end, and acquiring power consumption required power of the power output end; acquiring the time length of each power consumption end connected to the power output end and the power consumption of each power consumption end;

and acquiring the power supply power of the power supply input end and the total electric quantity stored in the power supply through the power supply input end.

4. The intelligent power management system according to claim 3, wherein the power utilization terminals are each provided with a power utilization access feedback unit, the power utilization access feedback units are used for generating a power utilization signal when the power utilization terminals are connected to or disconnected from the power output terminals, and feeding back basic information of the power utilization terminals to the management center through the power utilization signal, and the basic information of the power utilization terminals comprises rated power of the power utilization terminals, time for starting to connect to the power output terminals, and time for disconnecting from the power output terminals.

5. The intelligent power management system according to claim 4, wherein the analysis process of the power consumption of the power supply by the data analysis module comprises:

acquiring initial electric quantity in the power supply and available electric quantity in the power supply when the operation time length of the input end of the power supply is T, and acquiring actual theoretical residual electric quantity in the power supply;

setting a power supply residual capacity threshold, comparing the actual theoretical residual capacity with the power supply residual capacity threshold, judging whether the residual capacity in the power supply is in a safety range, if not, indicating that the power load of the power supply output end is low when the actual theoretical residual capacity in the power supply is not less than the initial capacity;

and when the actual theoretical residual capacity in the power supply is less than the initial capacity, the power load of the power supply output end is high.

6. The intelligent power management system according to claim 5, wherein the power supply regulation module regulates the power supply input power of the power supply input terminal of the power supply according to a regulation procedure comprising:

obtaining the maximum value and the minimum value corresponding to the power consumption power GC, and marking the maximum value as GC_maxAnd GC_min；

When GR is less than or equal to GC_minOr GC_min＜GR＜GC_maxIf the GR is not less than the GC/n, the power supply input power GR of the power supply input end of the power supply is adjusted up, and the GR after the adjustment up meets the condition that the GR is not less than GC/n;

when GR is more than or equal to GC_maxAnd when the power supply input power GR of the power supply input end of the power supply is adjusted downwards, and the adjusted GR meets the condition that GR is equal to GC/n.

7. The intelligent power management system according to claim 6, wherein GR is the supply input power of the power input terminals of the power supply, n is the number of power consuming terminals connected to the power output terminals, and n is an integer.

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