CN114780813A - Energy flow diagram display method - Google Patents
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Abstract
The invention relates to the technical field of data processing, in particular to a power flow diagram display method which comprises the steps of dividing a first-level power consumption place and a second-level power consumption place, determining a preset first-level power consumption interval, judging whether the first-level power consumption place has a problem or not, if the first-level power consumption place has a power supply circuit problem, calculating the power consumption proportion of the second-level power consumption place and generating a pie diagram, if the power consumption of the first-level power consumption place meets the standard, secondarily judging whether the power consumption frequency of the first-level power consumption place meets the standard or not, generating a power consumption curve diagram in the period, and outputting the power flow diagram when the power consumption is judged to be qualified. According to the invention, the middle control unit is used for dividing the to-be-detected place into a plurality of primary power consumption fields and a plurality of secondary power consumption fields according to the actual condition of the to-be-monitored place, corresponding preset primary power consumption intervals are respectively determined according to the type of each primary power consumption field, and the circuit problem is classified and judged according to the power consumption grades through dividing the power consumption grades, so that the enterprise can conveniently strengthen energy management.
Description
Technical Field
The invention relates to the technical field of data processing, in particular to a power flow diagram display method.
Background
An energy flow graph is a graph representing the flow of energy within an enterprise. The energy flow graph is one of important bases and methods for analyzing energy consumption conditions, researching energy saving directions and ways of enterprises and managing energy of the enterprises. The energy flow graph is a chart representing the variation condition of heat energy and electric energy, can be regional, industrial enterprise and a single device, and can be drawn according to the energy utilization characteristics after the heat balance is achieved. After the energy flow diagram is drawn, the energy utilization efficiency and the waste heat recovery condition can be analyzed according to the energy flow diagram or the heat balance, the possibility of the energy utilization efficiency is further improved, and measures, methods and calculation schemes for enhancing the energy management, improving the efficiency, reducing pollution and the like are provided.
Chinese patent No.: CN202010397338.0 discloses a method, an apparatus, a readable medium and an electronic device for obtaining energy flow graph. It can be seen that the following problems exist: when a target system is complex, a flow chart becomes complex and unclear, enterprises in the prior art cannot conveniently and intuitively inquire energy use changes, the gradual refinement design is not facilitated, and all data structures contained in the system are not easy to express. The original energy data acquisition system does not establish the logical relationship and the corresponding relationship of the energy life cycle, and each energy transmission, conversion and use link becomes a data isolated island, which is not beneficial to the use and analysis of energy data by an energy department, and indirectly causes the failure of energy real-time control.
Disclosure of Invention
Therefore, the invention provides a power flow diagram display method. The method is used for solving the problem that the enterprise can not conveniently and intuitively inquire the energy consumption change in the prior art.
In order to achieve the above object, the present invention provides a method for displaying a power flow diagram, including step s1, a central control unit divides a site to be monitored into a plurality of primary power consumption sites according to the actual situation of the site to be monitored, and divides each primary power consumption site into a plurality of secondary sites, and the central control unit determines a corresponding preset primary power consumption interval according to the type of each primary power consumption site;
step s2, when the central control unit monitors the single primary power consumption place, the central control unit periodically detects the power consumption of the primary power consumption place and preliminarily judges whether the equipment or the power supply circuit in the primary power consumption place has problems according to the detection result;
step s3, when the central control unit preliminarily determines that a single primary power consumption place has a problem of the power supply circuit, the central control unit detects power consumption proportions of all secondary power consumption places in the primary power consumption place and determines the secondary power consumption place with the problem of the power supply circuit according to a detection result; the central control unit generates a pie chart of the power consumption ratio of each secondary power consumption place in the primary power consumption place when the calculation of the power consumption ratio of each secondary power consumption place in the primary power consumption place is completed;
step s4, when the central control unit preliminarily determines that the power consumption of a single primary power consumption field meets the standard, the central control unit detects the power consumption frequency of the primary power consumption field in a single preset period to secondarily determine whether the power consumption frequency of the primary power consumption field meets the standard; the central control unit generates a curve graph of the power consumption amount in the period of the primary power consumption field after detection is finished;
and step s5, when the central control unit completes the secondary judgment on whether the power consumption frequency of the primary power consumption place meets the standard, the secondary judgment standard is adjusted to a corresponding value according to the judgment result, whether the power consumption frequency of the primary power consumption place meets the standard is judged again, and if the power consumption frequency of the primary power consumption place is qualified after the secondary judgment, the central control unit outputs the energy flow diagram of the primary power consumption place.
Further, the central control unit respectively determines corresponding preset primary power consumption and preset secondary power consumption according to the type of each primary power consumption place and the type of each secondary power consumption place; the central control unit is provided with a first preset primary power consumption interval P1, a second preset primary power consumption interval P2 and a third preset primary power consumption interval P3, and for an ith preset primary power consumption interval Pi, setting i to be 1, 2, 3 and Pi (Pia, Pib), wherein Pia is an ith preset minimum primary power consumption and Pib is an ith preset maximum primary power consumption;
if the type of the primary power consumption place is a planting area, the central control unit sets the preset primary power consumption of the primary power consumption place to be P1;
if the type of the primary power consumption place is an office area, the central control unit sets the preset primary power consumption of the primary power consumption place to be P2;
if the type of the primary power consumption place is a factory area, the central control unit sets a preset primary power consumption of the primary power consumption place to be P3.
Further, the central control unit sets low power consumption Pa and high power consumption Pb, and when the central control unit preliminarily determines a single primary power consumption place, the central control unit detects the total power consumption P of the primary power consumption place in a single period, and compares P with a parameter in the ith preset primary power consumption interval Pi:
if P is less than Pia, the central control unit preliminarily judges that the power consumption of the primary power consumption place is too low, calculates the power consumption difference delta Pa and sets the delta Pa as the Pia-P, and judges and sets the specific reason that the power consumption of the primary power consumption place is too low according to the delta Pa, the central control unit is also provided with a preset power consumption too low difference delta Pa0, if the delta Pa is not more than delta Pa0, the central control unit judges that small-power equipment exists in the primary power consumption place, and if the delta Pa is more than delta Pa0, the central control unit judges that a power supply circuit of the primary power consumption place has a problem;
if Pia is not less than P and not more than Pib, the central control unit preliminarily judges that the power consumption of the primary power consumption place meets the standard;
if P is larger than Pib, the central control unit preliminarily judges that the power consumption of the primary power consumption place is too high, calculates a difference delta Pb, sets the delta Pb to be P-Pib,
the central control unit is also provided with a first preset high power consumption difference delta Pb1 and a second preset high power consumption difference delta Pb 2;
if the delta Pb is less than or equal to the delta Pb1, the central control unit judges that the power consumption of the first-level power consumption place is low, the power consumption is light, and high-power equipment exists;
if the delta Pb is less than delta Pb1 and less than or equal to delta Pb2, the central control unit judges that the primary power consumption place consumes electricity in a medium mode, and a plurality of high-power devices or power supply circuits have problems;
if delta Pb is greater than delta Pb2, the central control unit judges that the power consumption of the primary power consumption place is too high and belongs to heavy power consumption, and the power supply circuit has the problem of electric leakage.
Further, when the central control unit completes the determination of the preset primary power consumption interval of a single primary power consumption place, the central control unit corrects the determined preset primary power consumption interval according to the historical power consumption D of the primary power consumption place; the central control unit is provided with a first preset historical power consumption D1, a second preset historical power consumption D2, a first preset power consumption interval correction coefficient alpha 1 and a second preset power consumption interval correction coefficient alpha 2, wherein alpha 1 is more than 0.85 and less than 1 and alpha 2 is more than 1 and less than 1.3;
if no history record exists, the central control unit does not modify the preset first-level power consumption interval;
if D is less than or equal to D1, the central control unit corrects the determined preset first-level power consumption interval by using alpha 1;
if D1 is larger than D2, the central control unit does not correct the determined preset primary power consumption interval;
if D is larger than D2, the central control unit corrects the determined preset first-level power consumption interval by using alpha 2;
when the central control unit corrects the identified i-th preset primary electric-power-consumption interval Pi using α j, j is set to 1, 2, and the corrected i-th preset primary electric-power-consumption interval is recorded as Pi ', Pi' (Pia × α j, Pib × α j) is set.
Further, if the central control unit determines that a single primary power consumption place has a problem of heavy power consumption, the central control unit detects the power consumption of each secondary power consumption place in the primary power consumption place and calculates the power consumption proportion of each secondary power consumption place, the central control unit is provided with a preset power consumption proportion corresponding to each secondary power consumption place,
if a single secondary power consumption area exists, the actual power consumption proportion of the secondary power consumption area is larger than the corresponding preset proportion, and the power supply circuit of the secondary power consumption area is judged to have a problem;
if a plurality of secondary power consumption areas exist, the actual power consumption proportion of each secondary power consumption area is larger than the corresponding preset proportion, and the power supply circuits of the corresponding secondary power consumption areas are judged to have problems;
and if the power consumption occupation ratio of each secondary power consumption area is equal to the corresponding preset occupation ratio, judging that the whole power supply circuit of the primary power consumption area has a problem.
Further, the central control unit calculates the peak value and the valley value of power consumption in a single monitoring period of the primary power consumption field when preliminarily judging that the power consumption of the primary power consumption field meets the standard, calculates the amplitude value F of the power consumption to carry out secondary judgment on the primary power consumption field, is also provided with a preset amplitude standard F0,
if F is less than or equal to F0, the central control unit judges that the power consumption amplitude accords with a preset amplitude standard, the power consumption of the primary power consumption place is qualified, the central control unit reduces the preset amplitude standard aiming at the primary power consumption place and further judges the power consumption amplitude of the primary power consumption place by using the reduced amplitude standard F0'; if F is less than or equal to F0 ', the central control unit judges that the power consumption amplitude value meets the preset amplitude standard, and if F is more than F0', the central control unit judges that the power consumption amplitude value of the primary power consumption place does not meet the preset amplitude standard and gradually detects the power consumption of each secondary power consumption area in unit time;
if F is larger than F0, the central control unit judges that the power consumption amplitude does not meet the preset amplitude standard, the power consumption of the primary power consumption place is unqualified, and the central control unit gradually detects the power consumption of each secondary power consumption area in unit time.
Further, when the central control unit determines that the power consumption amplitude of the primary power consumption place does not meet the preset amplitude standard, the central control unit detects the power consumption of each secondary power consumption area in the primary power consumption place in unit time, the central control unit is provided with power consumption H0 and actual power consumption H, the central control unit determines the power consumption of the secondary power consumption area in unit time through the power consumption in unit time and the peak number,
if H is more than H0, the central control unit judges that the power consumption of the secondary power consumption area in unit time is higher than a preset value, and judges that the power consumption is too fast;
if H is less than or equal to H0, the central control unit judges that the power consumption of the secondary power consumption area in unit time is lower than a preset value, detects the peak value number of the secondary power consumption area in unit time, sets the preset peak value number as S0, sets the actual peak value number as S, and compares the actual peak value number with the preset peak value number to judge whether the power consumption stability of the secondary power consumption area meets the standard or not;
if S is less than or equal to S0, the central control unit judges that the power utilization stability of the secondary power consumption area meets the standard;
if S is larger than S0, the central control unit judges that the power utilization stability of the secondary power consumption area does not meet the standard, and judges that the fluctuation of the power consumption is large;
furthermore, the central control unit records energy consumption, growth trend, energy consumption statistics and energy consumption general information by receiving the original energy data sent by the sensor so as to acquire and store various energy parameters, classifies and arranges data by classifying and processing various parameter data according to the parameter information, and adjusts a parameter structure so as to summarize consumption data of an enterprise energy system and a consumption structure of enterprise energy.
Further, after the central control unit completes power consumption analysis and judgment, original energy data are processed and converted into a visual chart, the data arrangement result is drawn into one or more of an energy flow graph, a histogram and a pie chart, the central control unit summarizes data according to various analysis results to generate an analysis report and an improvement report, arranges the data analysis result, divides the power consumption into regions and draws the regions into the energy flow graph in proportion, the energy flow graph is displayed, and information is sent to the user side through the output chart so as to send feedback information to the central control unit.
Further, the central control unit records the user demand intention and the query record when the user checks the used electric quantity and the proportion of each part of the chart according to the demand, continuously perfects the energy flow graph structure according to the query record and the user feedback information, and adjusts the chart display module and the data condition.
Compared with the prior art, the method has the advantages that the central control unit divides the place to be detected into a plurality of primary power consumption places according to the actual condition of the place to be monitored, divides each primary power consumption place into a plurality of secondary places respectively, determines the corresponding preset primary power consumption intervals according to the type of each primary power consumption place respectively, judges the circuit problem according to the power consumption grades by dividing the power consumption grades, and facilitates the enterprise to strengthen energy management.
Further, when the central control unit monitors a single primary power consumption place, the central control unit periodically detects the power consumption of the primary power consumption place, preliminarily judges whether a problem occurs in equipment or a power supply circuit in the primary power consumption place according to a detection result, analyzes the energy scale for data division, finds out a fault problem, facilitates more intuitive problem processing of enterprises, and reduces unnecessary time waste.
Further, when the central control unit preliminarily determines that a single primary power consumption place has a problem of the power supply circuit, the central control unit detects power consumption proportion of each secondary power consumption place in the primary power consumption place and determines the secondary power consumption place with the problem of the power supply circuit according to a detection result; the central control unit generates a pie chart aiming at the power consumption proportions of all secondary power consumption places in the primary power consumption place when completing the calculation of the power consumption proportions of all secondary power consumption places in the primary power consumption place, judges the fault problem of the specific power consumption place, is convenient for enterprises to visually search the fault problem, and analyzes the corresponding relation between the energy consumption scale and the production scale.
Further, when the central control unit preliminarily determines that the power consumption of a single primary power consumption field meets the standard, the central control unit detects the power consumption frequency of the primary power consumption field in a single preset period to perform secondary determination on whether the power consumption frequency of the primary power consumption field meets the standard; the central control unit generates a curve graph of the power consumption amount in the period of the primary power consumption field after detection is finished, so that enterprises can analyze the energy consumption condition, research the energy-saving direction and approach and perform enterprise energy management conveniently.
Further, when the secondary judgment of whether the power consumption frequency of the primary power consumption place meets the standard or not is completed, the central control unit adjusts the standard of the secondary judgment to a corresponding value according to the judgment result and judges again whether the power consumption frequency of the primary power consumption place meets the standard or not, if the power consumption frequency of the primary power consumption place is qualified after the secondary judgment, the central control unit outputs an energy flow graph of the primary power consumption place, so that an enterprise can analyze the energy utilization condition conveniently, the energy-saving direction and approach can be researched, and the enterprise energy management can be performed.
Furthermore, the central control unit receives the data, classifies the data, sorts the data and adjusts the parameter structure so as to summarize the consumption data of the enterprise energy system and the consumption structure of the enterprise energy. After the power consumption analysis and judgment are completed, the central control unit generates an analysis report and an improvement report according to various analysis result summary data, arranges the data analysis results, divides the power consumption into regions, draws the regions into energy flow graphs in proportion, and displays the energy flow graphs. The user checks the used electric quantity and the proportion of each part of the chart according to the requirement, the central control unit records the requirement intention and the query record of the user, the structure of the energy flow graph is continuously perfected according to the query record and the user feedback information, and the chart display module and the data condition are adjusted. The energy flow graph can verify the correctness of an energy metering network, the energy consumption scale and energy flow, an energy consumption structure, the corresponding relation between the energy consumption scale and the production scale, the efficiency of energy consumption equipment or system, energy-saving potential and direction excavation, and effectively reflect the overall energy consumption condition of enterprises.
Drawings
Fig. 1 is a flowchart of an energy flow graph displaying method according to the present invention.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the invention is further described in conjunction with the following examples; it should be understood that the specific embodiments described herein are merely illustrative of the invention and do not delimit the invention.
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and do not limit the scope of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1, a central control unit divides a to-be-detected place into a plurality of primary power consumption places according to actual conditions of the to-be-monitored place and divides each primary power consumption place into a plurality of secondary places respectively, and the central control unit determines a corresponding preset primary power consumption interval according to types of each primary power consumption place; when the central control unit monitors a single primary power consumption place, the central control unit periodically detects the power consumption of the primary power consumption place and preliminarily judges whether equipment or a power supply circuit in the primary power consumption place has problems or not according to a detection result; when the central control unit preliminarily judges that the single primary power consumption place has a problem of the power supply circuit, the central control unit detects the power consumption proportion of each secondary power consumption place in the primary power consumption place and determines the secondary power consumption place with the problem of the power supply circuit according to the detection result; the central control unit generates a pie chart aiming at the power consumption ratio of each secondary power consumption place in the primary power consumption place when the calculation of the power consumption ratio of each secondary power consumption place in the primary power consumption place is completed; when the central control unit preliminarily judges that the power consumption of a single primary power consumption field meets the standard, the central control unit detects the power consumption frequency of the primary power consumption field in a single preset period to carry out secondary judgment on whether the power consumption frequency of the primary power consumption field meets the standard or not; the central control unit generates a curve graph of the power consumption in the period of the primary power consumption field after detection is finished; and when the secondary judgment on whether the power consumption frequency of the primary power consumption place meets the standard or not is completed, the central control unit adjusts the standard of the secondary judgment to a corresponding value according to the judgment result and re-judges whether the power consumption frequency of the primary power consumption place meets the standard or not, and if the power consumption frequency of the primary power consumption place is qualified after re-judgment, the central control unit outputs a power flow diagram of the primary power consumption place.
As shown in fig. 1, in the step s1, the central control unit determines a preset primary power consumption amount and a preset secondary power consumption amount according to the type of each primary power consumption place and the type of each secondary power consumption place; the central control unit is provided with a first preset primary power consumption interval P1, a second preset primary power consumption interval P2, a third preset primary power consumption interval P3, low power consumption Pa and high power consumption Pb, and for an ith preset primary power consumption interval Pi, i is set to be 1, 2, 3, Pi (Pia, Pib), wherein Pia is an ith preset minimum primary power consumption, and Pib is an ith preset maximum primary power consumption;
if the type of the primary power consumption place is a planting area, the central control unit sets the preset primary power consumption of the primary power consumption place to be P1.
If the type of the primary power consumption place is an office area, the central control unit sets the preset primary power consumption of the primary power consumption place to be P2.
If the type of the primary power consumption place is a factory area, the central control unit sets a preset primary power consumption of the primary power consumption place to be P3.
As shown in fig. 1, when the central control unit preliminarily determines a single primary power consumption site, the central control unit detects a total power consumption P of the primary power consumption site in a single period, and compares P with a parameter in an i-th preset primary power consumption interval Pi:
if the power consumption of the primary power consumption place is less than Pia, the central control unit preliminarily judges that the power consumption of the primary power consumption place is too low, calculates a power consumption difference delta Pa, sets the delta Pa as Pia-P, judges and sets the specific reason that the power consumption of the primary power consumption place is too low according to the delta Pa, is also provided with a preset power consumption too low difference delta Pa0, if the delta Pa is less than or equal to delta Pa0, the central control unit judges that low-power equipment exists in the primary power consumption place, and if the delta Pa is greater than the delta Pa0, the central control unit judges that a power supply circuit of the primary power consumption place has a problem.
If Pia is not more than P and not more than Pib, the central control unit preliminarily judges that the power consumption of the primary power consumption place meets the standard.
If P is larger than Pib, the central control unit preliminarily judges that the power consumption of the primary power consumption place is too high, calculates a difference value delta Pb, and sets the delta Pb to be P-Pib.
The central control unit is also provided with a first preset high power consumption difference delta Pb1 and a second preset high power consumption difference delta Pb 2.
If the delta Pb is less than or equal to the delta Pb1, the central control unit judges that the power consumption of the primary power consumption place is low, the primary power consumption place is low in power consumption and has high-power equipment.
If delta Pb1 is less than delta Pb and less than or equal to delta Pb2, the central control unit judges that the primary power consumption place consumes power in a medium mode, and a plurality of high-power devices or power supply circuits have problems.
If delta Pb is greater than delta Pb2, the central control unit judges that the power consumption of the primary power consumption place is too high and belongs to heavy power consumption, and the power supply circuit has the problem of electric leakage. And the fault problem is found out according to the energy utilization scale of the analysis data division, so that enterprises can more visually handle the problem and unnecessary time waste is reduced.
As shown in fig. 1, when the central control unit completes determining the preset primary power consumption interval of a single primary power consumption place, the central control unit corrects the determined preset primary power consumption interval according to the historical power consumption D of the primary power consumption place; the central control unit is provided with a first preset historical power consumption D1, a second preset historical power consumption D2, a first preset power consumption interval correction coefficient alpha 1 and a second preset power consumption interval correction coefficient alpha 2, wherein alpha 1 is more than 0.85 and less than 1 and alpha 2 is less than 1.3.
And if no history record exists, the central control unit does not correct the preset first-level power consumption interval.
And if D is less than or equal to D1, the central control unit corrects the determined preset level of power consumption interval by using alpha 1.
And if D1 is larger than D and is not larger than D2, the central control unit does not correct the determined preset primary power consumption interval.
If D is larger than D2, the central control unit uses alpha 2 to correct the determined preset level of power consumption interval.
When the central control unit corrects the identified i-th preset primary electric power consumption amount section Pi using α j, j is set to 1, 2, and Pi '(Pia × α j, Pib × α j) is set so that the corrected i-th preset primary electric power consumption amount section is denoted as Pi'.
As shown in fig. 1, if the central control unit determines that a single primary power consumption place has a problem of heavy power consumption, the central control unit detects power consumption of each secondary power consumption place in the primary power consumption place and calculates a power consumption ratio of each secondary power consumption place, and the central control unit is provided with a preset power consumption ratio corresponding to each secondary power consumption place.
And if a single secondary power consumption area exists, judging that the power supply circuit of the secondary power consumption area has a problem, wherein the actual power consumption ratio of the secondary power consumption area is greater than the corresponding preset ratio.
And if a plurality of secondary power consumption areas exist, the actual power consumption proportion of each secondary power consumption area is larger than the corresponding preset proportion, and the power supply circuits of the corresponding secondary power consumption areas are judged to have problems.
And if the power consumption occupation ratio of each secondary power consumption area is equal to the corresponding preset occupation ratio, judging that the whole power supply circuit of the primary power consumption area has a problem. And the fault problem of the specific power consumption place is judged, so that an enterprise can conveniently and visually search the fault problem and analyze the corresponding relation between the energy consumption scale and the production scale.
As shown in fig. 1, when the central control unit preliminarily determines that the power consumption of the primary power consumption site meets the standard, the central control unit calculates the power consumption peak value and the power consumption valley value in a single monitoring period of the primary power consumption site, and calculates the power consumption amplitude F to perform secondary determination on the primary power consumption site, and the central control unit further has a preset amplitude standard F0:
if the F is less than or equal to F0, the central control unit judges that the power consumption amplitude accords with a preset amplitude standard, the power consumption of the primary power consumption place is qualified, the central control unit reduces the preset amplitude standard aiming at the primary power consumption place and further judges the power consumption amplitude of the primary power consumption place by using the reduced amplitude standard F0'; if F is less than or equal to F0 ', the central control unit judges that the power consumption amplitude value meets the preset amplitude standard, and if F is more than F0', the central control unit judges that the power consumption amplitude value of the primary power consumption place does not meet the preset amplitude standard and gradually detects the power consumption of each secondary power consumption area in unit time.
If F is larger than F0, the central control unit judges that the power consumption amplitude does not meet the preset amplitude standard, the power consumption of the primary power consumption place is unqualified, and the central control unit gradually detects the power consumption of each secondary power consumption area in unit time.
Note that the power consumption amplitude is a difference between the peak value and the valley value. The reduction mode of the preset amplitude standard is not limited, the reduction mode can be gradually reduced by taking a preset numerical value as the standard, and reduction in different degrees can also be carried out by taking a specific function and a model as the standard. The power consumption amplitude of the primary power consumption place is preliminarily judged to meet the standard reduction amplitude standard, and the power consumption of the primary power consumption place can be monitored with higher precision. According to the judgment on the amplitude of the power consumption, the energy consumption condition of an enterprise is effectively reflected, the enterprise can conveniently and visually search the fault problem, and the corresponding relation between the energy consumption scale and the production scale is analyzed.
As shown in fig. 1, when the central control unit determines that the power consumption amplitude of the primary power consumption site does not meet the preset amplitude standard, the central control unit detects the power consumption of each secondary power consumption area in the primary power consumption site in a unit time, the central control unit has a power consumption H0 and an actual power consumption H, and the central control unit determines the power consumption of the secondary power consumption area in the unit time by the power consumption in the unit time and the peak number:
if H is more than H0, the central control unit judges that the power consumption of the secondary power consumption area in unit time is higher than a preset value, and judges that the power consumption is too fast.
If H is less than or equal to H0, the central control unit judges that the power consumption of the secondary power consumption area in unit time is lower than a preset value, detects the peak value number of the secondary power consumption area in unit time, sets the preset peak value number as S0, sets the actual peak value number as S, and compares the actual peak value number with the preset peak value number to judge whether the power consumption stability of the secondary power consumption area meets the standard or not.
If S is less than or equal to S0, the central control unit judges that the power utilization stability of the secondary power consumption area meets the standard.
If S is larger than S0, the central control unit judges that the power consumption stability of the secondary power consumption area does not meet the standard, and judges that the power consumption fluctuation is large. The energy utilization condition of enterprises can be conveniently analyzed, the energy-saving direction and approach can be conveniently researched, and the energy management of the enterprises can be conveniently carried out.
As shown in fig. 1, the central control unit receives the original energy data sent by the sensor, records the energy consumption, the growth trend, the energy consumption statistics and the energy consumption profile information to obtain and store various energy parameters, classifies and arranges data according to various parameter data classified by the parameter information, and adjusts the parameter structure to summarize the consumption data of the enterprise energy system and the consumption structure of the enterprise energy.
As shown in fig. 1, after completing power consumption analysis and determination, the central control unit processes original energy data and converts the original energy data into a visual chart, draws the data arrangement result into one or more of an energy flow graph, a bar graph and a pie graph, generates an analysis report and an improvement report according to various analysis result summary data, arranges the data analysis result, divides the power consumption into regions, draws the regions into energy flow graphs in proportion, displays the energy flow graphs, and sends information to the user side through the output chart to send feedback information to the central control unit.
As shown in fig. 1, the central control unit records the user demand intention and the query record when the user views the power consumption and the duty ratio of each part of the graph according to the demand, and continuously perfects the energy flow graph structure according to the query record and the user feedback information, and adjusts the graph display module and the data condition.
Please continue to refer to fig. 1, to solve the problem that the enterprise cannot conveniently and intuitively inquire about the energy usage change; related indexes are obtained through calculation by collecting multiple energy consumption parameter data, the change of the indexes is displayed in various forms such as energy flow charts, pie charts, curve charts or bar charts, enterprises can visually see the change of the energy consumption data, and corresponding countermeasures are taken; the energy flow graph is a graph representing the flow direction of energy inside an enterprise, intuitively and vividly summarizes the overall appearance of an energy system of the enterprise, describes the consumption structure of energy of the enterprise, reflects the quantity balance relation of the enterprise in the aspects of energy storage, processing conversion, distribution and transportation, use of external sales and the like, is one of important bases and methods for analyzing energy consumption conditions, researching energy-saving directions and ways of the enterprise and managing the energy of the enterprise, and has the advantages of clear structure, strong logic, convenient description and easy understanding; the energy utilization efficiency and the waste heat recovery condition can be analyzed according to the energy flow diagram, the possibility of the energy utilization efficiency is further improved, and measures, methods and calculation schemes for enhancing energy management, improving efficiency, reducing pollution and the like are provided.
The energy flow graph is effectively connected with energy metering, energy statistics and energy analysis, becomes beneficial supplement and support in energy management, solves the limitation of statistical form expression, and meets the requirement of reading energy data by workers. With the increase of attention of managers at all levels to energy consumption data, the participation degree of energy information in management is higher and higher; the energy flow graph can verify the correctness of an energy metering network, the energy consumption scale and energy flow, an energy consumption structure, the corresponding relation between the energy consumption scale and the production scale, the efficiency of energy consumption equipment or a system, energy-saving potential and direction mining, effectively reflect the overall energy consumption condition of an enterprise, grasp important and main energy consumption data, provide support for establishing an energy information system and enable energy process monitoring to be possible.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention; various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A method for displaying a power flow diagram, comprising:
step s1, the central control unit divides the place to be detected into a plurality of first-level power consumption places according to the actual situation of the place to be monitored and divides each first-level power consumption place into a plurality of second-level places respectively, and the central control unit determines the corresponding preset first-level power consumption intervals respectively according to the type of each first-level power consumption place;
step s2, when the central control unit monitors the single primary power consumption place, the central control unit periodically detects the power consumption of the primary power consumption place and preliminarily judges whether the equipment or the power supply circuit in the primary power consumption place has problems according to the detection result;
step s3, when the central control unit preliminarily determines that a problem exists in the power supply circuit in a single primary power consumption place, the central control unit detects power consumption ratios of all secondary power consumption places in the primary power consumption place and determines the secondary power consumption place with the problem in the power supply circuit according to the detection result; the central control unit generates a pie chart aiming at the power consumption ratio of each secondary power consumption place in the primary power consumption place when the calculation of the power consumption ratio of each secondary power consumption place in the primary power consumption place is completed;
step s4, when the central control unit preliminarily determines that the power consumption of a single primary power consumption field meets the standard, the central control unit detects the power consumption frequency of the primary power consumption field in a single preset period to perform secondary determination on whether the power consumption frequency of the primary power consumption field meets the standard; the central control unit generates a curve graph of the power consumption amount in the period of the primary power consumption field after detection is finished;
and step s5, when the central control unit completes the secondary judgment on whether the power consumption frequency of the primary power consumption place meets the standard, the secondary judgment standard is adjusted to a corresponding value according to the judgment result, whether the power consumption frequency of the primary power consumption place meets the standard is judged again, and if the power consumption frequency of the primary power consumption place is qualified after the secondary judgment, the central control unit outputs the energy flow diagram of the primary power consumption place.
2. The method according to claim 1, wherein in step s1, the central control unit determines a preset primary power consumption amount and a preset secondary power consumption amount according to the type of each primary power consumption location and the type of each secondary power consumption location; the central control unit is provided with a first preset primary power consumption interval P1, a second preset primary power consumption interval P2 and a third preset primary power consumption interval P3, and for an ith preset primary power consumption interval Pi, i is set to be 1, 2, 3, Pi (Pia, Pib), wherein Pia is an ith preset minimum primary power consumption, and Pib is an ith preset maximum primary power consumption;
if the type of the primary power consumption place is a planting area, the central control unit sets the preset primary power consumption of the primary power consumption place to be P1;
if the type of the primary power consumption place is an office area, the central control unit sets the preset primary power consumption of the primary power consumption place to be P2;
if the type of the primary power consumption place is a factory area, the central control unit sets the preset primary power consumption of the primary power consumption place to be P3.
3. The power flow diagram showing method according to claim 2, wherein the central control unit sets a low power consumption Pa and a high power consumption Pb, and when the central control unit preliminarily determines a single primary power consumption site, the central control unit detects a total power consumption P of the primary power consumption site in a single period, and compares P with a parameter in an i-th preset primary power consumption interval Pi:
if P is less than Pia, the central control unit preliminarily judges that the power consumption of the primary power consumption place is too low, calculates a power consumption difference value delta Pa, sets the delta Pa as Pia-P, and judges and sets specific reasons for the too low power consumption of the primary power consumption place according to the delta Pa, the central control unit is also provided with a preset power consumption too low difference value delta Pa0, if the delta Pa is less than or equal to delta Pa0, the central control unit judges that small-power equipment exists in the primary power consumption place, and if the delta Pa is greater than the delta Pa0, the central control unit judges that a power supply circuit of the primary power consumption place has a problem;
if Pia is not less than P and not more than Pib, the central control unit preliminarily judges that the power consumption of the primary power consumption place meets the standard;
if P is larger than Pib, the central control unit preliminarily judges that the power consumption of the primary power consumption place is too high, calculates a difference value delta Pb, sets the delta Pb as P-Pib,
the central control unit is also provided with a first preset high power consumption difference delta Pb1 and a second preset high power consumption difference delta Pb 2;
if delta Pb is less than or equal to delta Pb1, the central control unit judges that the power consumption of the primary power consumption place is low, the primary power consumption place belongs to light power consumption, and high-power equipment exists;
if delta Pb is less than or equal to delta Pb2 and is less than delta Pb1, the central control unit judges that the primary power consumption place consumes power in a medium mode, and a plurality of high-power devices or power supply circuits have problems;
if delta Pb is greater than delta Pb2, the central control unit judges that the power consumption of the primary power consumption place is too high and belongs to heavy power consumption, and the power supply circuit has the problem of electric leakage.
4. The method for displaying power flow charts according to claim 2, wherein when the central control unit completes the determination of the preset primary power consumption interval of a single primary power consumption place, the central control unit corrects the determined preset primary power consumption interval according to the historical power consumption D of the primary power consumption place; the central control unit is provided with a first preset historical power consumption D1, a second preset historical power consumption D2, a first preset power consumption interval correction coefficient alpha 1 and a second preset power consumption interval correction coefficient alpha 2, wherein alpha 1 is more than 0.85 and less than 1 and less than 0
α2＜1.3；
If no history record exists, the central control unit does not modify the preset first-level power consumption interval;
if D is less than or equal to D1, the central control unit corrects the determined preset first-level power consumption interval by using alpha 1;
if D1 is larger than D and is not larger than D2, the central control unit does not correct the determined preset primary power consumption interval;
if D is larger than D2, the central control unit corrects the determined preset first-level power consumption interval by using alpha 2;
when the central control unit corrects the identified i-th preset primary electric-power-consumption interval Pi using α j, j is set to 1, 2, and the corrected i-th preset primary electric-power-consumption interval is recorded as Pi ', Pi' (Pia × α j, Pib × α j) is set.
5. The power flow diagram display method according to claim 3, wherein if the central control unit determines that a single primary power consumption site has a problem of heavy power consumption, the central control unit detects power consumption of each secondary power consumption site in the primary power consumption site and calculates power consumption duty ratio of each secondary power consumption site, the central control unit is provided with a preset power consumption duty ratio corresponding to each secondary power consumption site,
if a single secondary power consumption area exists, the actual power consumption proportion of the secondary power consumption area is larger than the corresponding preset proportion, and the power supply circuit of the secondary power consumption area is judged to have a problem;
if a plurality of secondary power consumption areas exist, the actual power consumption occupation ratio of each secondary power consumption area is larger than the corresponding preset occupation ratio, and the power supply circuits of the corresponding secondary power consumption areas are judged to have problems;
and if the power consumption proportion of each secondary power consumption area is equal to the corresponding preset proportion, judging that the whole power supply circuit of the primary power consumption area has a problem.
6. The power flow diagram displaying method according to claim 3, wherein said central control unit counts the peak and valley power consumptions in a single monitoring period of said primary power consumption site when preliminarily determining that the power consumption of said primary power consumption site meets the criterion, calculates the magnitude of power consumption F to perform secondary determination on said primary power consumption site, and further provides a predetermined magnitude criterion F0,
if F is less than or equal to F0, the central control unit judges that the power consumption amplitude accords with a preset amplitude standard, the power consumption of the primary power consumption place is qualified, the central control unit reduces the preset amplitude standard aiming at the primary power consumption place and further judges the power consumption amplitude of the primary power consumption place by using the reduced amplitude standard F0'; if F is less than or equal to F0 ', the central control unit judges that the power consumption amplitude accords with a preset amplitude standard, and if F is more than F0', the central control unit judges that the power consumption amplitude of the primary power consumption place does not accord with the preset amplitude standard and gradually detects the power consumption of each secondary power consumption area in unit time;
if F is larger than F0, the central control unit judges that the power consumption amplitude does not meet the preset amplitude standard, the power consumption of the primary power consumption place is unqualified, and the central control unit gradually detects the power consumption of each secondary power consumption area in unit time.
7. The power flow diagram showing method of claim 1, wherein when the central control unit determines that the power consumption amplitude of the primary power consumption site does not meet the preset amplitude standard, the central control unit detects the power consumption of each secondary power consumption region in the primary power consumption site in a unit time, the central control unit has a power consumption H0 and an actual power consumption H, the central control unit determines the power consumption of the secondary power consumption region in the unit time according to the power consumption and the peak amount in the unit time,
if H is more than H0, the central control unit judges that the power consumption of the secondary power consumption area in unit time is higher than a preset value, and judges that the power consumption is too fast;
if H is less than or equal to H0, the central control unit judges that the power consumption of the secondary power consumption area in unit time is lower than a preset value, detects the peak value number of the secondary power consumption area in unit time, sets the preset peak value number as S0, sets the actual peak value number as S, and compares the actual peak value number with the preset peak value number to judge whether the power consumption stability of the secondary power consumption area meets the standard or not;
if S is less than or equal to S0, the central control unit judges that the power utilization stability of the secondary power consumption area meets the standard;
if S is larger than S0, the central control unit judges that the power consumption stability of the secondary power consumption area does not meet the standard, and judges that the power consumption fluctuation is large.
8. The method as claimed in claim 1, wherein the central control unit receives raw energy data from the sensors, records energy usage, growth trend, energy usage statistics and energy usage profile information to obtain and store various energy parameters, classifies and collates data according to the parameter information, and adjusts the parameter structure to summarize consumption data of the enterprise energy system and consumption structure of the enterprise energy.
9. The energy flow graph display method according to claim 1, wherein after the central control unit completes the power consumption analysis and judgment, the central control unit processes original energy data and converts the original energy data into a visual chart, the data arrangement result is drawn into one or more of an energy flow graph, a bar graph and a pie graph, the central control unit summarizes data according to various analysis results to generate an analysis report and an improvement report, arranges the data analysis results, divides the power consumption into regions, draws the regions into the energy flow graph according to a proportion, displays the energy flow graph, and sends information to a user side through the output chart so as to send feedback information to the central control unit.
10. The energy flow graph display method according to claim 1, wherein the central control unit records the user's demand intention and query record when the user views the used electric quantity and proportion of each part of the graph according to the demand, continuously perfects the energy flow graph structure according to the query record and the user feedback information, and adjusts the graph display module and the data condition.
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