CN118210458B - Printer chip power consumption mode identification method and system - Google Patents
Printer chip power consumption mode identification method and system Download PDFInfo
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Abstract
The invention discloses a printer chip power consumption mode identification method and a system, which particularly relate to the technical field of mode identification and specifically comprise the following steps: the method comprises the steps of identifying different printer chips in a printer, comprehensively analyzing contribution degrees of the different printer chips in power consumption by using a hierarchical analysis method, calculating power consumption contribution evaluation coefficients of the different printer chips according to power consumption time and power consumption of the different printer chips by weighted summation, obtaining the whole power consumption evaluation coefficients of the printer chips, distinguishing different power consumption modes of the printer chips, sequencing the power consumption contribution of the different printer chips, comprehensively analyzing similarity information and abnormal data information of the printer chips with the front sequencing, and identifying the abnormal power consumption modes of the printer chips.
Description
Technical Field
The invention relates to the technical field of pattern recognition, in particular to a method and a system for recognizing power consumption patterns of a printer chip.
Background
At present, the power consumption mode of the printer chip is identified by utilizing a sensor and a data acquisition technology, the current power consumption mode is determined by monitoring and analyzing the power consumption data of each chip in the printer and utilizing technologies such as data analysis, machine learning and the like, so that the monitoring and management of the power consumption behavior of the printer are realized, but the power consumption mode of the printer chip is relatively difficult to identify, the cost and complexity of monitoring the printer chip by using data acquisition equipment and software tools are relatively high, the contribution degree of different printer chips to power consumption is not easily determined by comparing the relative importance of the printer chip, and the abnormal power consumption behavior of the printer chip is identified.
In order to solve the above-mentioned defect, a technical scheme is provided.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a method and a system for identifying a power consumption mode of a printer chip, so as to solve the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the power consumption mode identification method for the printer chip specifically comprises the following steps:
S1: identifying different printer chips in the printer, comprehensively analyzing the contribution degree of the different printer chips in power consumption by using a hierarchical analysis method, and calculating the power consumption contribution of the different printer chips;
s2: calculating power consumption contribution evaluation coefficients of different printer chips through weighted summation according to the power consumption time length and the power consumption of the different printer chips, determining the power consumption evaluation coefficients of the whole printer chip, and distinguishing different power consumption modes of the printer chips;
S3: obtaining similarity information and abnormal data information of the printer chip, wherein the similarity information is obtained by comparing an operation feature vector of the printer chip with historical operation data, and the abnormal data information is obtained by analyzing power consumption data of the printer chip;
S4: and sequencing the power consumption contributions of different printer chips, comprehensively analyzing similarity information and abnormal data information of the printer chips sequenced in front, and identifying the abnormal power consumption mode of the printer chips.
In a preferred embodiment, the contribution degree of different printer chips in power consumption is comprehensively analyzed by using a hierarchical analysis method, and the power consumption contribution of different printer chips is calculated, including:
determining a target layer, a criterion layer and a scheme layer in the analytic hierarchy process, wherein the target layer is the power consumption contribution of the printer chip, the criterion layer comprises the value of the printer chip, the power of the printer chip and the use frequency of the printer chip, and the scheme layer is different printer chips;
Determining the relative importance of the criterion layer to the target layer through mutual pairwise comparison of the criteria, and constructing a first judgment matrix of the criterion layer to the target layer;
consistency test is conducted on the first judgment matrix, and weights of different criteria are determined based on the first judgment matrix passing the consistency test;
And obtaining scores of different printer chips according to the second, third and fourth judgment matrixes, and obtaining the power consumption contribution of the printer chips through weighted summation calculation between the scores of the printer chips and weights of different criteria.
In a preferred embodiment, determining the power consumption assessment factor for the printer chip as a whole includes:
Setting a monitoring time interval, obtaining the power consumption time length and the power consumption of different printer chips in the monitoring time interval, and obtaining the power consumption evaluation coefficients of different printer chips by carrying out weighted summation calculation on the power consumption time length and the power consumption of different printer chips in the monitoring time interval;
and obtaining an arithmetic average value of the power consumption evaluation coefficients of the printer chip, and determining the power consumption evaluation coefficients of the whole printer chip.
In a preferred embodiment, distinguishing between different power consumption modes of a printer chip includes:
Setting a power consumption evaluation coefficient threshold, determining a power consumption mode of the printer by comparing the power consumption evaluation coefficient threshold with a power consumption evaluation coefficient, generating a first signal if the power consumption evaluation coefficient is larger than the power consumption evaluation coefficient threshold, and marking the power consumption mode of the printer chip as a high power consumption mode;
if the power consumption evaluation coefficient is smaller than the power consumption evaluation coefficient threshold, a second signal is generated, and the power consumption mode of the printer chip is marked as a low power consumption mode.
In a preferred embodiment, obtaining similarity information for a printer chip includes:
The similarity information of the printer chip is represented by an operation image similarity coefficient, and the acquisition logic of the operation image similarity coefficient is as follows: acquiring operation characteristics of the printer chip under different working states, wherein the operation characteristics comprise power consumption duty ratio, average temperature and operation time;
Normalizing the operation characteristics of the printer chip to obtain normalized operation characteristics, combining the normalized operation characteristics into a vector, and marking the vector as an operation characteristic vector in a monitoring time interval;
According to the historical operation data of the printer chip, obtaining historical operation feature vectors of the printer chip in different working states, and constructing a historical operation feature vector database;
And performing similarity calculation on the operation characteristic vector in the monitoring time interval and the historical operation characteristic vector in the historical operation characteristic vector database, and obtaining an operation image similarity coefficient through a cosine similarity calculation method.
In a preferred embodiment, obtaining abnormal data information of a printer chip includes:
The abnormal data information of the printer chip is represented by a power consumption deviation coefficient and a power consumption fluctuation coefficient, and the acquisition logic of the power consumption deviation coefficient is as follows: acquiring the instantaneous power of the printer chip in the monitoring time interval, setting an optimal power threshold of the printer chip, comparing the instantaneous power of the printer chip in the monitoring time interval with the optimal power threshold, acquiring the instantaneous power which is larger than the optimal power threshold in the instantaneous power of the printer chip in the monitoring time interval, and calculating a power consumption deviation coefficient through a formula;
The acquisition logic of the power consumption fluctuation coefficient is as follows: and obtaining the average value and standard deviation of the instantaneous power of the printer chip in the monitoring time interval according to the instantaneous power of the printer chip in the monitoring time interval, obtaining the variation coefficient of the instantaneous power of the printer chip in the monitoring time interval, and calculating the power consumption fluctuation coefficient according to a formula.
In a preferred embodiment, comprehensively analyzing similarity information and abnormal data information of the printer chips ranked in front, and identifying an abnormal power consumption mode of the printer chips includes:
Calculating the similarity coefficient, the power consumption deviation coefficient and the power consumption fluctuation coefficient of the operation image simultaneously to generate an abnormal power consumption evaluation coefficient;
Setting an abnormal power consumption evaluation coefficient threshold, comparing the abnormal power consumption evaluation coefficient with the abnormal power consumption evaluation coefficient threshold, generating a third signal if the abnormal power consumption evaluation coefficient is larger than the abnormal power consumption evaluation coefficient threshold, marking the power consumption mode of the printer chip as an abnormal power consumption mode, and generating no signal if the abnormal power consumption evaluation coefficient is smaller than the abnormal power consumption evaluation coefficient threshold.
In a preferred embodiment, a power consumption mode recognition system of a printer chip comprises a data acquisition module, a hierarchical analysis module, a power consumption recognition module, an abnormality evaluation module and a signal generation module, wherein the modules are in signal connection;
the data acquisition module is used for acquiring the value, the power and the use frequency of the printer chip and acquiring the similarity information and the abnormal data information of the printer chip;
The hierarchical analysis module is used for taking the value, the power size and the use frequency of the printer chip as a criterion layer, the power consumption contribution of the printer chip as a target layer, different printer chips as scheme layers and determining the power consumption contribution degree of the printer chip by using a hierarchical analysis method;
the power consumption identification module is used for calculating the power consumption evaluation coefficient of the whole printer chip, comparing the power consumption evaluation coefficient with a power consumption evaluation coefficient threshold value and determining the power consumption mode of the printer chip;
The abnormal evaluation module is used for comprehensively analyzing the similarity information and the abnormal data information of the printer chip, calculating an abnormal power consumption evaluation coefficient of the printer chip, comparing the abnormal power consumption evaluation coefficient with an abnormal power consumption evaluation coefficient threshold value, and judging whether the printer chip is in an abnormal power consumption mode or not;
The signal generation module is used for generating different types of signals according to different power consumption modes of the printer chip, wherein a high power consumption mode generates a first signal, a low power consumption mode generates a second signal, and an abnormal power consumption mode generates a third signal.
The invention has the technical effects and advantages that:
1. The invention obtains the relative importance of different printer chips in the printer to the power consumption contribution by the analytic hierarchy process, quantifies the influence of the different printer chips to the power consumption contribution, calculates the power consumption evaluation coefficients of the different printer chips by combining the power consumption time length and the power consumption of the different printer chips, judges the power consumption mode of the current printer according to the whole power consumption evaluation coefficients of the printer chips, and is beneficial to synthesizing different types of chips in the printer and identifying the power consumption modes of the printer chips;
2. According to the invention, the printer chips needing to be monitored in a key way are determined according to the relative importance of different printer chips, and the abnormal power consumption mode of the printer chips is judged by comprehensively analyzing the similarity information and the abnormal data information of the printer chips, so that the printer chips can be found and solved in time, and the normal operation of the printer is ensured.
Drawings
For the convenience of those skilled in the art, the present invention will be further described with reference to the accompanying drawings;
FIG. 1 is a flow chart of a method for identifying power consumption modes of a printer chip according to the present invention;
fig. 2 is a schematic structural diagram of a power consumption mode recognition system for a printer chip according to the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1: the invention provides a flow diagram of a printer chip power consumption pattern recognition method as shown in fig. 1, which specifically comprises the following steps:
S1: identifying different printer chips in the printer, comprehensively analyzing the contribution degree of the different printer chips in power consumption by using a hierarchical analysis method, and calculating the power consumption contribution of the different printer chips;
s2: calculating power consumption contribution evaluation coefficients of different printer chips through weighted summation according to the power consumption time length and the power consumption of the different printer chips, determining the power consumption evaluation coefficients of the whole printer chip, and distinguishing different power consumption modes of the printer chips;
S3: obtaining similarity information and abnormal data information of the printer chip, wherein the similarity information is obtained by comparing an operation feature vector of the printer chip with historical operation data, and the abnormal data information is obtained by analyzing power consumption data of the printer chip;
S4: and sequencing the power consumption contributions of different printer chips, comprehensively analyzing similarity information and abnormal data information of the printer chips sequenced in front, and identifying the abnormal power consumption mode of the printer chips.
In step 1, the printer typically comprises a plurality of chips, each chip being responsible for a different function or task, for example: the main processor is a core chip of the printer and is responsible for controlling the operation of the whole printer, executing the processing and management of the printing tasks, the memory chip is used for storing temporary data and the image or document content in the printing tasks so that the main processor can quickly access and process, the printing control chip is responsible for managing the printing process of the printer, the printing process comprises image processing, color management, printing speed control and the like, and different printer chips cooperate together, so that the printer can complete various printing tasks and has various functions and characteristics, and the normal operation of the printer is ensured.
The power consumption mode of the printer chip is identified, and the power consumption contribution of different printer chips to the printer is required to be comprehensively analyzed, so that the contribution degree of the different printer chips in power consumption is determined by using a hierarchical analysis method, the relative importance of the different printer chips is compared, the power consumption influence of the different printer chips on the printer is better known, and a basis is provided for the identification of the power consumption mode of the subsequent printer.
Wherein the step of determining the power consumption contributions of the different printer chips using the hierarchical analysis method comprises:
And determining a target layer, a criterion layer and a scheme layer in the analytic hierarchy process, wherein the target layer is the power consumption contribution of the printer chip, the criterion layer comprises the value of the printer chip, the power of the printer chip and the use frequency of the printer chip, and the scheme layer is different printer chips.
It should be noted that the value of the printer chip can help determine the importance of the printer chip in the whole printer system, so that the corresponding weight is affected, the power level of the printer chip directly affects the overall power consumption of the printer, the higher-power chip may consume more electric energy in the printing process, so that when the power consumption mode is considered, the power levels of different printer chips need to be considered, the use frequencies of the printer chips indicate that the frequencies of the different printer chips which may be used in the printer process are different, some key chips may play an important role in each stage of the printer operation, and other chips may be only activated in specific situations, so that in the recognition of the power consumption mode, the use frequencies of the different printer chips need to be considered;
By taking different printer chips as scheme layers, the hierarchical analysis method is more directly applied to the selection and evaluation process of the printer chips, so that the differences among various printer chips can be clearly known, and more proper decisions can be made accordingly so as to meet the demands and requirements of the printer system.
Determining the relative importance of the criterion layer to the target layer through mutual pairwise comparison of the criteria, and constructing a first judgment matrix of the criterion layer to the target layer;
It should be noted that, the construction of the judgment matrix should be filled in by the expert in the professional field according to the judgment, and the evaluation is usually performed by using the 1-9 scale of Saaty, and all the pairwise comparison results in the judgment matrix are obtained by performing arithmetic average calculation on the scales evaluated by different experts.
The first judgment matrix is a matrix of three rows and three columns, and each item in the matrix represents comparison among the criteria in the criterion layer;
The method comprises the steps of determining the value of a printer chip through the cost of the printer chip, evaluating the scale according to the value of the printer chip by an expert, determining the power of the printer chip through the rated power of the printer chip, evaluating the scale according to the power of the printer chip by the expert, inquiring or collecting user feedback through a user, knowing the requirements and the use frequency of different functions of the user in actual use, acquiring the use frequency of the printer chip based on the feedback information of the user, and evaluating the scale according to the use frequency of the printer chip by the expert.
Consistency test is conducted on the first judgment matrix, and weights of different criteria are determined based on the first judgment matrix passing the consistency test;
Determining the relative importance of different printer chips in different criteria according to different printer chips in a scheme layer, constructing a second judgment matrix of the value of each chip relative to the printer chips, constructing a third judgment matrix of the power of the printer chips and constructing a fourth judgment matrix of the use frequency of the printer chips, wherein each item in the matrix represents the comparison between the different printer chips in the scheme layer;
And obtaining scores of different printer chips according to the second, third and fourth judgment matrixes, and obtaining the power consumption contribution of the printer chips through weighted summation calculation between the scores of the printer chips and weights of different criteria.
It should be noted that, generally, a method of root method is used to obtain weights of different criteria and scores of different printer chips, so that the weights of different criteria and scores of different printer chips are normalized in order to make the weights corresponding to each factor have a meaning of relative comparison;
the weights of different criteria in the criteria layer are marked as: Wherein B is a weight vector of different criteria in the criterion layer, As a weight for the value of the printer chip,For the weight of the printer chip power level,The weight of the frequency is used for the printer chip;
marking the scores of different printer chips as: Wherein n=1, 2, 3 … … N, N is a positive integer, N represents the number of different printer chips, For the scoring vector of the nth printer chip,The value of the nth printer chip is scored,The power level of the nth printer chip is scored,Scoring the frequency of use of the nth printer chip;
the power consumption contribution of different printer chips is calculated, and the calculation formula is as follows: ; wherein, The power consumption contribution of the nth printer chip;
In step 2, the power consumption time and power consumption of different printer chips in the monitoring time interval are obtained by setting the monitoring time interval, and the power consumption time and power consumption of different printer chips in the monitoring time interval are respectively marked as follows: And And carrying out weighted summation calculation on the power consumption time length and the power consumption of different printer chips in the monitoring time interval to obtain power consumption evaluation coefficients of the different printer chips, wherein the calculation formula is as follows: Wherein, the method comprises the steps of, wherein, For the power consumption evaluation coefficient of the nth printer chip,、As the power consumption duration and the proportionality coefficient of the power consumption,、Greater than 0;
it should be noted that the monitoring time interval is a shorter time period, and the specific time length is set by a staff in the professional field, so as to be used for analyzing the power consumption performance of the printer chip in the shorter time period.
Obtaining an arithmetic average value of power consumption evaluation coefficients of the printer chip, determining the power consumption evaluation coefficients of the whole printer chip, wherein the calculation formula is as follows: ; wherein, The power consumption of the printer chip is evaluated.
It should be noted that the power consumption evaluation coefficient of the whole printer chip can integrate the influences of all the parts to obtain an integral reference value, so as to better reflect the integral performance of the printer, the printer may use different chips when executing different functions or tasks, and the use degree of different printer chips may be different due to factors such as task types, printing settings, workload and the like.
Setting a power consumption evaluation coefficient threshold, determining a power consumption mode of the printer through comparison of the power consumption evaluation coefficient threshold and the power consumption evaluation coefficient, generating a first signal, marking the power consumption mode of the printer chip as a high power consumption mode if the power consumption evaluation coefficient is larger than the power consumption evaluation coefficient threshold, indicating that the printer chip is in a high load running state, generating a second signal if the power consumption of the printer chip is larger, marking the power consumption mode of the printer chip as a low power consumption mode if the power consumption evaluation coefficient is smaller than the power consumption evaluation coefficient threshold, indicating that the printer chip is in a normal working state, and indicating that the printer chip is in a standby or normal working state.
According to the embodiment, the relative importance of different printer chips in the printer on the power consumption contribution is obtained through the analytic hierarchy process, the influence of the different printer chips on the power consumption contribution is quantized, the power consumption evaluation coefficients of the different printer chips are calculated by combining the power consumption time length and the power consumption of the different printer chips, and the power consumption mode of the current printer is judged according to the overall power consumption evaluation coefficients of the printer chips, so that the power consumption mode of the printer chips can be recognized by integrating different types of chips in the printer.
Example 2: according to the embodiment, the power consumption contributions of different printer chips are obtained through the analytic hierarchy process, the higher the power consumption contributions of the printer chips are, the higher the importance degree of the printer chips to the printer in the running process is, the higher the power, the value and the use frequency of the printer chips are possibly, therefore, the printer chips with the front ranks are obtained by ranking the power consumption contributions of the different printer chips from large to small, and the abnormal power consumption modes of the printer chips are identified by independently monitoring the printer chips with the front ranks.
It should be noted that, selecting the printer chip with the front order is a means for optimizing and identifying the abnormal power consumption mode of the printer chip, specifically, the number of the printer chips that should be monitored individually should be selected according to the actual situation, which is usually the result of comprehensive consideration of the staff in the professional field.
In step 3, obtaining similarity information and abnormal data information of the printer chip, wherein the similarity information of the printer chip indicates the similarity degree between the operation performance of the printer chip and the operation performance of the printer in a historical state, and the higher the similarity degree is, the lower the possibility of power consumption abnormality of the printer chip is indicated, otherwise, the lower the similarity degree is, the higher the possibility of power consumption abnormality of the printer chip is indicated, the abnormal data information of the printer chip is obtained by collecting data generated by the printer chip in the operation process, and the possibility of power consumption abnormality of the printer chip is judged by analyzing the collected data.
The similarity information of the printer chip is represented by an operation image similarity coefficient, and the acquisition logic of the operation image similarity coefficient is as follows: acquiring operation characteristics of the printer chip under different working states, wherein the operation characteristics comprise power consumption duty ratio, average temperature and operation time;
The power consumption ratio represents the proportion of the monitored printer chip to the total power consumption of the printer chip in the monitoring time interval, the average temperature represents the average temperature of the monitored printer chip in the monitoring time interval, and the running time represents the running time length of the monitored printer chip in the monitoring time interval.
Normalizing the operation characteristics of the printer chip, wherein the normalization formula is as follows: ; wherein, For normalized run characteristics, i=1, 2, 3,i are the numbers for printer chip run characteristics,To normalize the previous i-th operating characteristic,For the minimum value of the ith operating characteristic in the history of printer chip operation,The maximum value of the ith operation characteristic in the historical data of the printer chip operation is obtained;
Obtaining normalized operating characteristics, i.e. power consumption duty cycle Average temperatureRun timeCombining the normalized operation features into a vector, and marking the vector as an operation feature vector in a monitoring time interval, wherein the operation feature vector in the monitoring time interval is expressed as:；
According to the historical operation data of the printer chip, the historical operation feature vectors of the printer chip under different working states are obtained through the method, and a historical operation feature vector database is constructed;
It should be noted that the historical operation feature vector database includes operation feature vectors of the printer chip in normal operation states, and includes operation feature vectors of the printer chip in different operation states.
Performing similarity calculation on the operation feature vectors in the monitoring time interval and the historical operation feature vectors in the historical operation feature vector database, and obtaining operation image similarity coefficients through a cosine similarity calculation method, wherein the calculation formula of the operation image similarity coefficients is as follows: ; wherein E is a historical operating feature vector in the historical operating feature vector database, In order to run the modulus of the feature vector,As a model of the historically-running feature vector,Is vector dot product.
As can be seen from the formula, the higher the similarity coefficient of the running image, the more similar the printer chip and the historical printer chip in the monitoring time interval are, and the lower the possibility of abnormal power consumption of the printer chip is.
The abnormal data information of the printer chip is represented by a power consumption deviation coefficient and a power consumption fluctuation coefficient, and the acquisition logic of the power consumption deviation coefficient is as follows: the method comprises the steps of obtaining the instantaneous power of a printer chip in a monitoring time interval, and marking the instantaneous power of the printer chip in the monitoring time interval as follows: wherein m=1, 2, 3 … … M, M is a positive integer, M is the number of the instantaneous power of the printer chip in the monitoring time interval;
setting an optimal power threshold of the printer chip, and marking the optimal power threshold of the printer chip as: Comparing the instantaneous power of the printer chip in the monitoring time interval with the optimal power threshold value, acquiring the instantaneous power which is larger than the optimal power threshold value in the instantaneous power of the printer chip in the monitoring time interval, and re-marking the instantaneous power which is larger than the optimal power threshold value as follows: wherein p=1, 2, 3 … … U, U is a positive integer, p is the number of instantaneous power greater than the optimal power threshold;
It should be noted that, the optimal power threshold of the printer chip is obtained through the instruction manual of the printer chip, and the specific setting should be set by a worker in the professional field.
Calculating a power consumption deviation coefficient, wherein the calculation formula is as follows: ; wherein, To monitor the power consumption deviation coefficient of the printer chip in the time interval.
As can be seen from the formula, the larger the power consumption deviation coefficient is, the more times that the power of the printer chip is abnormal in the monitoring time interval is indicated, and the higher the possibility that the power of the printer chip is abnormal is indicated.
The acquisition logic of the power consumption fluctuation coefficient is as follows: according to the instantaneous power of the printer chip in the monitoring time interval, obtaining the average value and standard deviation of the instantaneous power of the printer chip in the monitoring time interval, and marking the average value and standard deviation of the instantaneous power of the printer chip in the monitoring time interval as follows: And Wherein, the method comprises the steps of, wherein,，；
Calculating the variation coefficient of the instantaneous power of the printer chip in the monitoring time interval, wherein the calculation formula is as follows: ; wherein, The variation coefficient of the instantaneous power of the printer chip;
the larger the coefficient of variation of the instantaneous power of the printer chip, the more severe the variation of the instantaneous power of the printer chip, and the smaller the coefficient of variation of the instantaneous power of the printer chip, the more stable the variation of the instantaneous power of the printer chip.
Calculating a power consumption fluctuation coefficient, wherein the calculation formula is as follows: ; wherein, To monitor the power consumption fluctuation coefficient of the printer chip in the time interval.
According to the formula, the larger the power consumption fluctuation coefficient is, the larger the fluctuation of the power of the printer chip in the monitoring time interval is, the problem of the printer in the aspect of energy consumption management is reflected, the printing effect of the printer under different conditions is possibly inconsistent, even the performance is reduced or the printing quality problem is caused, and the higher the possibility of abnormal power consumption of the printer chip is indicated.
In step 4, comprehensively analyzing similarity information and abnormal data information of the printer chip, building a data analysis model through running portrait similarity coefficients, power consumption deviation coefficients and power consumption fluctuation coefficients, and generating abnormal power consumption assessment coefficients, wherein a calculation formula of the abnormal power consumption assessment coefficients is as follows: ; wherein, For the evaluation of the coefficient for abnormal power consumption,、、Is the proportionality coefficient of the similarity coefficient, the power consumption deviation coefficient and the power consumption fluctuation coefficient of the operation portrait,、、Greater than 0.
The formula shows that the smaller the running image similarity coefficient is, the larger the power consumption deviation coefficient and the power consumption fluctuation coefficient are, the larger the abnormal power consumption evaluation coefficient is, otherwise, the larger the running image similarity coefficient is, the smaller the power consumption deviation coefficient and the power consumption fluctuation coefficient are, and the smaller the abnormal power consumption evaluation coefficient is.
Setting an abnormal power consumption evaluation coefficient threshold, comparing the abnormal power consumption evaluation coefficient with the abnormal power consumption evaluation coefficient threshold, generating a third signal if the abnormal power consumption evaluation coefficient is larger than the abnormal power consumption evaluation coefficient threshold, marking the power consumption mode of the printer chip as an abnormal power consumption mode, indicating the possibility that the printer chip is likely to generate abnormal power consumption, informing a worker to check and maintain the printer chip in time, and generating no signal if the abnormal power consumption evaluation coefficient is smaller than the abnormal power consumption evaluation coefficient threshold, indicating that the working state of the printer chip is good.
According to the embodiment, the printer chips needing to be monitored in a key mode are determined according to the relative importance of different printer chips, and the abnormal power consumption mode of the printer chips is judged by comprehensively analyzing the similarity information and the abnormal data information of the printer chips, so that abnormal situations possibly occurring in the working process of the printer chips can be found and solved in time, and the normal operation of the printer chips is ensured.
Example 3: the invention provides a structural schematic diagram of a power consumption mode recognition system of a printer chip, as shown in fig. 2, which comprises a data acquisition module, a hierarchical analysis module, a power consumption recognition module, an abnormality evaluation module and a signal generation module, wherein the modules are connected by signals;
the data acquisition module is used for acquiring the value, the power and the use frequency of the printer chip and acquiring the similarity information and the abnormal data information of the printer chip;
The hierarchical analysis module is used for taking the value, the power size and the use frequency of the printer chip as a criterion layer, the power consumption contribution of the printer chip as a target layer, different printer chips as scheme layers and determining the power consumption contribution degree of the printer chip by using a hierarchical analysis method;
the power consumption identification module is used for calculating the power consumption evaluation coefficient of the whole printer chip, comparing the power consumption evaluation coefficient with a power consumption evaluation coefficient threshold value and determining the power consumption mode of the printer chip;
The abnormal evaluation module is used for comprehensively analyzing the similarity information and the abnormal data information of the printer chip, calculating an abnormal power consumption evaluation coefficient of the printer chip, comparing the abnormal power consumption evaluation coefficient with an abnormal power consumption evaluation coefficient threshold value, and judging whether the printer chip is in an abnormal power consumption mode or not;
The signal generation module is used for generating different types of signals according to different power consumption modes of the printer chip, wherein a high power consumption mode generates a first signal, a low power consumption mode generates a second signal, and an abnormal power consumption mode generates a third signal.
The above formulas are all formulas with dimensions removed and numerical values calculated, the formulas are formulas with a large amount of data collected for software simulation to obtain the latest real situation, and preset parameters in the formulas are set by those skilled in the art according to the actual situation.
The above embodiments may be implemented in whole or in part by software, hardware, firmware, or any other combination. When implemented in software, the above-described embodiments may be implemented in whole or in part in the form of a computer program product. The computer program product comprises one or more computer instructions or computer programs. When the computer instructions or computer program are loaded or executed on a computer, the processes or functions described in accordance with embodiments of the present application are produced in whole or in part. The computer may be a general purpose computer, a special purpose computer, a computer network, or other programmable apparatus. The computer instructions may be stored in a computer-readable storage medium or transmitted from one computer-readable storage medium to another computer-readable storage medium, for example, the computer instructions may be transmitted from one website site, computer, server, or data center to another website site, computer, server, or data center by wired or wireless means (e.g., infrared, wireless, microwave, etc.). The computer readable storage medium may be any available medium that can be accessed by a computer or a data storage device such as a server, data center, etc. that contains one or more sets of available media. The usable medium may be a magnetic medium (e.g., floppy disk, hard disk, magnetic tape), an optical medium (e.g., DVD), or a semiconductor medium. The semiconductor medium may be a solid state disk.
It should be understood that, in various embodiments of the present application, the sequence numbers of the foregoing processes do not mean the order of execution, and the order of execution of the processes should be determined by the functions and internal logic thereof, and should not constitute any limitation on the implementation process of the embodiments of the present application.
Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present application.
It will be clear to those skilled in the art that, for convenience and brevity of description, specific working procedures of the above-described systems, apparatuses and units may refer to corresponding procedures in the foregoing method embodiments, and are not repeated herein.
In the several embodiments provided by the present application, it should be understood that the disclosed systems, devices, and methods may be implemented in other manners. For example, the apparatus embodiments described above are merely illustrative, e.g., the division of the units is merely a logical function division, and there may be additional divisions when actually implemented, e.g., multiple units or components may be combined or integrated into another system, or some features may be omitted or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be an indirect coupling or communication connection via some interfaces, devices or units, which may be in electrical, mechanical or other form.
The functions, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a computer-readable storage medium. Based on this understanding, the technical solution of the present application may be embodied essentially or in a part contributing to the prior art or in a part of the technical solution, in the form of a software product stored in a storage medium, comprising several instructions for causing a computer device (which may be a personal computer, a server, a network device, etc.) to perform all or part of the steps of the method according to the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a read-only memory (ROM), a random access memory (random access memory, RAM), a magnetic disk, or an optical disk, or other various media capable of storing program codes.
The foregoing is merely illustrative of the present application, and the present application is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (4)
1. The power consumption mode identification method for the printer chip is characterized by comprising the following steps of:
S1: identifying different printer chips in the printer, comprehensively analyzing the contribution degree of the different printer chips in power consumption by using a hierarchical analysis method, and calculating the power consumption contribution of the different printer chips;
s2: calculating power consumption contribution evaluation coefficients of different printer chips through weighted summation according to the power consumption time length and the power consumption of the different printer chips, determining the power consumption evaluation coefficients of the whole printer chip, and distinguishing different power consumption modes of the printer chips;
S3: obtaining similarity information and abnormal data information of the printer chip, wherein the similarity information is obtained by comparing an operation feature vector of the printer chip with historical operation data, and the abnormal data information is obtained by analyzing power consumption data of the printer chip;
s4: sequencing the power consumption contributions of different printer chips, comprehensively analyzing similarity information and abnormal data information of the printer chips sequenced in front, and identifying an abnormal power consumption mode of the printer chips;
Comprehensively analyzing the contribution degree of different printer chips in power consumption by using an analytic hierarchy process, and calculating the power consumption contribution of the different printer chips, wherein the method comprises the following steps of:
determining a target layer, a criterion layer and a scheme layer in the analytic hierarchy process, wherein the target layer is the power consumption contribution of the printer chip, the criterion layer comprises the value of the printer chip, the power of the printer chip and the use frequency of the printer chip, and the scheme layer is different printer chips;
Determining the relative importance of the criterion layer to the target layer through mutual pairwise comparison of the criteria, and constructing a first judgment matrix of the criterion layer to the target layer;
consistency test is conducted on the first judgment matrix, and weights of different criteria are determined based on the first judgment matrix passing the consistency test;
Obtaining scores of different printer chips according to the second, third and fourth judgment matrixes, and obtaining power consumption contribution of the printer chips through weighted summation calculation between the scores of the printer chips and weights of different criteria;
Obtaining similarity information of the printer chip includes:
The similarity information of the printer chip is represented by an operation image similarity coefficient, and the acquisition logic of the operation image similarity coefficient is as follows: acquiring operation characteristics of the printer chip under different working states, wherein the operation characteristics comprise power consumption duty ratio, average temperature and operation time;
Normalizing the operation characteristics of the printer chip to obtain normalized operation characteristics, combining the normalized operation characteristics into a vector, and marking the vector as an operation characteristic vector in a monitoring time interval;
According to the historical operation data of the printer chip, obtaining historical operation feature vectors of the printer chip in different working states, and constructing a historical operation feature vector database;
Performing similarity calculation on the operation feature vectors in the monitoring time interval and the historical operation feature vectors in the historical operation feature vector database, and obtaining an operation image similarity coefficient through a cosine similarity calculation method;
Obtaining abnormal data information of the printer chip, including:
The abnormal data information of the printer chip is represented by a power consumption deviation coefficient and a power consumption fluctuation coefficient, and the acquisition logic of the power consumption deviation coefficient is as follows: acquiring the instantaneous power of the printer chip in the monitoring time interval, setting an optimal power threshold of the printer chip, comparing the instantaneous power of the printer chip in the monitoring time interval with the optimal power threshold, acquiring the instantaneous power which is larger than the optimal power threshold in the instantaneous power of the printer chip in the monitoring time interval, and calculating a power consumption deviation coefficient through a formula;
The acquisition logic of the power consumption fluctuation coefficient is as follows: obtaining an average value and a standard deviation of the instantaneous power of the printer chip in the monitoring time interval according to the instantaneous power of the printer chip in the monitoring time interval, obtaining a variation coefficient of the instantaneous power of the printer chip in the monitoring time interval, and calculating a power consumption fluctuation coefficient according to a formula;
comprehensively analyzing similarity information and abnormal data information of the printer chips which are ranked in front, and identifying an abnormal power consumption mode of the printer chips, wherein the method comprises the following steps:
Calculating the similarity coefficient, the power consumption deviation coefficient and the power consumption fluctuation coefficient of the operation image simultaneously to generate an abnormal power consumption evaluation coefficient;
Setting an abnormal power consumption evaluation coefficient threshold, comparing the abnormal power consumption evaluation coefficient with the abnormal power consumption evaluation coefficient threshold, generating a third signal if the abnormal power consumption evaluation coefficient is larger than the abnormal power consumption evaluation coefficient threshold, marking the power consumption mode of the printer chip as an abnormal power consumption mode, and generating no signal if the abnormal power consumption evaluation coefficient is smaller than the abnormal power consumption evaluation coefficient threshold.
2. The method for identifying power consumption modes of a printer chip according to claim 1, wherein determining the power consumption evaluation coefficient of the printer chip as a whole comprises:
Setting a monitoring time interval, obtaining the power consumption time length and the power consumption of different printer chips in the monitoring time interval, and obtaining the power consumption evaluation coefficients of different printer chips by carrying out weighted summation calculation on the power consumption time length and the power consumption of different printer chips in the monitoring time interval;
and obtaining an arithmetic average value of the power consumption evaluation coefficients of the printer chip, and determining the power consumption evaluation coefficients of the whole printer chip.
3. The method for identifying power consumption modes of a printer chip according to claim 2, wherein distinguishing between different power consumption modes of the printer chip comprises:
Setting a power consumption evaluation coefficient threshold, determining a power consumption mode of the printer by comparing the power consumption evaluation coefficient threshold with a power consumption evaluation coefficient, generating a first signal if the power consumption evaluation coefficient is larger than the power consumption evaluation coefficient threshold, and marking the power consumption mode of the printer chip as a high power consumption mode;
if the power consumption evaluation coefficient is smaller than the power consumption evaluation coefficient threshold, a second signal is generated, and the power consumption mode of the printer chip is marked as a low power consumption mode.
4. A power consumption mode recognition system of a printer chip, for implementing the power consumption mode recognition method of the printer chip according to any one of claims 1-3, characterized by comprising a data acquisition module, a hierarchical analysis module, a power consumption recognition module, an abnormality evaluation module and a signal generation module, wherein the modules are connected by signals;
the data acquisition module is used for acquiring the value, the power and the use frequency of the printer chip and acquiring the similarity information and the abnormal data information of the printer chip;
The hierarchical analysis module is used for taking the value, the power size and the use frequency of the printer chip as a criterion layer, the power consumption contribution of the printer chip as a target layer, different printer chips as scheme layers and determining the power consumption contribution degree of the printer chip by using a hierarchical analysis method;
the power consumption identification module is used for calculating the power consumption evaluation coefficient of the whole printer chip, comparing the power consumption evaluation coefficient with a power consumption evaluation coefficient threshold value and determining the power consumption mode of the printer chip;
The abnormal evaluation module is used for comprehensively analyzing the similarity information and the abnormal data information of the printer chip, calculating an abnormal power consumption evaluation coefficient of the printer chip, comparing the abnormal power consumption evaluation coefficient with an abnormal power consumption evaluation coefficient threshold value, and judging whether the printer chip is in an abnormal power consumption mode or not;
The signal generation module is used for generating different types of signals according to different power consumption modes of the printer chip, wherein a high power consumption mode generates a first signal, a low power consumption mode generates a second signal, and an abnormal power consumption mode generates a third signal.
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| CN113673580A (en) * | 2021-07-28 | 2021-11-19 | 贵州电网有限责任公司 | Electricity stealing suspicion judgment method based on big data modeling |
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| CN113673580A (en) * | 2021-07-28 | 2021-11-19 | 贵州电网有限责任公司 | Electricity stealing suspicion judgment method based on big data modeling |
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