CN106407240B - Data processing method and system - Google Patents
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Abstract
The invention provides a data processing method and a system, comprising the following steps: receiving data to be processed; the data to be processed comprises vibration data and/or impact data; extracting a plurality of envelope data from the data to be processed according to a preset envelope extraction principle; and outputting the extracted plurality of envelope data to a first position of a display interface for display. Therefore, the monitoring center extracts and displays a plurality of envelope data from the impact and/or vibration data of the object with huge data volume, namely the data to be processed, and the data volume of the envelope data is reduced by geometric multiple relative to the data volume of the data to be processed, so that the data volume processed by the monitoring center is obviously reduced, the processing pressure of the monitoring center is reduced, and the working efficiency is improved.
Description
Technical Field
The present invention relates to the field of data processing technologies, and in particular, to a data processing method and system.
Background
In the transportation and storage process of precision instruments, fragile valuables and dangerous goods, in order to guarantee the safety of the goods, the goods are usually subjected to vibration impact monitoring.
Generally, the acquisition frequency of the sensor during vibration data and impact data acquisition is generally 1k or 10kHZ, the acquired vibration data and impact data are processed in a real-time monitoring center, the monitoring center needs to receive multiple paths of vibration data and impact data acquired by multiple paths of sensors at the same time, and then the received vibration data and impact data are displayed and analyzed in a full-scale mode.
However, since the collected vibration data and the collected impact data are many, when the received vibration data and the received impact data are displayed on a whole disc and analyzed, the processing pressure of the monitoring center is large.
Disclosure of Invention
In view of the above, the present invention provides a data processing method and system, so as to reduce the processing pressure of the monitoring center when processing the received vibration data and the received impact data.
The invention provides a data processing method, which comprises the following steps:
receiving data to be processed; the data to be processed comprises vibration data and/or impact data;
extracting a plurality of envelope data from the data to be processed according to a preset envelope extraction principle;
and outputting the extracted plurality of envelope data to a first position of a display interface for display.
Preferably, the extracting a plurality of envelope data from the data to be processed according to a preset envelope extraction principle includes:
dividing the data to be processed into data of a plurality of time periods according to the time sequence of receiving the data to be processed;
peak data in the data of each time period is extracted, and a plurality of the extracted peak data are taken as a plurality of the envelope data in the data to be processed.
Preferably, the method further comprises the following steps:
receiving an envelope selection instruction, and determining data to be analyzed corresponding to the envelope selection instruction from a plurality of envelope data; the envelope selecting instruction is an instruction for selecting the data to be analyzed from a plurality of envelope data;
and determining the time period of the data to be analyzed in the data to be processed, and outputting the data to be processed in the time period of the data to be analyzed to a second position of the display interface for displaying.
Preferably, the method further comprises the following steps:
performing data analysis on the data to be processed output to the second position, and outputting the analyzed data to a third position of the display interface; the data analysis includes FFT spectral analysis, power spectral analysis, and/or filter analysis.
Preferably, the outputting the extracted plurality of envelope data to a first position of a display interface for displaying includes:
drawing the extracted plurality of envelope data into an envelope curve by taking the time for receiving the envelope data as an abscissa and the value of the envelope data as an ordinate;
and outputting the envelope curve to a first position of a display interface for display.
In another aspect, the present invention discloses a data processing system, including:
the receiving module is used for receiving data to be processed; the data to be processed comprises vibration data and/or impact data;
the extraction module is used for extracting a plurality of envelope data from the data to be processed according to a preset envelope extraction principle;
and the display module is used for outputting the extracted plurality of envelope data to a first position of a display interface for displaying.
Preferably, the extraction module comprises:
the classification unit is used for dividing the data to be processed into data of a plurality of time periods according to the time sequence of receiving the data to be processed;
an extraction unit configured to extract peak data in data of each time period, and to take a plurality of the extracted peak data as a plurality of the envelope data in the data to be processed.
Preferably, the method further comprises the following steps:
the selecting module is used for receiving an envelope selecting instruction and determining data to be analyzed corresponding to the envelope selecting instruction from a plurality of envelope data; the envelope selecting instruction is an instruction for selecting the data to be analyzed from a plurality of envelope data;
the determining module is used for determining the time period of the data to be analyzed in the data to be processed, and outputting the data to be processed in the time period of the data to be analyzed to a second position of the display interface for displaying.
Preferably, the method further comprises the following steps:
the analysis module is used for carrying out data analysis on the data to be processed output to the second position and outputting the analyzed data to a third position of the display interface; the data analysis includes FFT spectral analysis, power spectral analysis, and/or filter analysis.
Preferably, the display module includes:
the processing unit is used for drawing the extracted plurality of envelope data into an envelope curve by taking the time for receiving the envelope data as an abscissa and taking the value of the envelope data as an ordinate;
and the display unit is used for outputting the envelope curve to a first position of a display interface for displaying.
According to the above technical solution, the present invention provides a data processing method and system, including: receiving data to be processed; the data to be processed comprises vibration data and/or impact data; extracting a plurality of envelope data from the data to be processed according to a preset envelope extraction principle; and outputting the extracted plurality of envelope data to a first position of a display interface for display. Therefore, the monitoring center extracts and displays a plurality of envelope data from the impact and/or vibration data of the object with huge data volume, namely the data to be processed, and the data volume of the envelope data is reduced by geometric multiple relative to the data volume of the data to be processed, so that the data volume processed by the monitoring center is obviously reduced, the processing pressure of the monitoring center is reduced, and the working efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a flowchart of a data processing method according to an embodiment of the present invention;
fig. 2 is another flowchart of a data processing method according to an embodiment of the present invention;
fig. 3 is another flowchart of a data processing method according to an embodiment of the present invention
FIG. 4 is a block diagram of a data processing system according to an embodiment of the present invention;
FIG. 5 is a block diagram illustrating an alternative configuration of a data processing system according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a data processing system according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a flowchart of a data processing method according to an embodiment of the present invention.
Referring to fig. 1, the present invention provides a data processing method, including:
s101, receiving data to be processed; the data to be processed comprises vibration data and/or impact data;
in the embodiment of the invention, the data to be processed is vibration data acquired by a plurality of vibration sensors in real time or impact data acquired by an impact sensor in real time, and the data to be processed can be vibration data and impact data.
The plurality of sensors and the monitoring center are in data communication through the data channel, the monitoring center receives the data to be processed which are acquired by the plurality of sensors in real time at the same time, and the received data to be processed can be stored in a temporary file or a data file or a database. The data channel may be wireless or wired, and is not limited in particular.
It can be understood that, in the embodiment of the present invention, after receiving the vibration data and/or the impact data, a user-defined message analysis may be performed on the received vibration data and/or the impact data according to a communication protocol, and the analyzed data is used as the received to-be-processed data.
S102, extracting a plurality of envelope data from the data to be processed according to a preset envelope extraction principle;
dividing the data to be processed into data of a plurality of time periods according to the time sequence of receiving the data to be processed; peak data in the data of each time period is extracted, and a plurality of the extracted peak data are taken as a plurality of the envelope data in the data to be processed.
In practical use, the preset envelope extraction principle is that the data to be processed is divided into data of a plurality of time periods, and the data of each time period is extractedTaking an envelope data, such as: extracting 2 from the data to be processed to be received within 1sN(N value range [0, 10 ]]The value of N may be set by a user), and when N is 2, 4 pieces of envelope data are extracted from the data to be processed received within 1S, the data to be processed received within 1S may be divided into data of four time periods of 1-250ms, 251ms-500ms, 501ms-750ms, and 751ms-1000ms according to the time sequence of receiving the data to be processed, and then peak data of the data of each time period may be extracted as the 4 pieces of envelope data extracted from the data to be processed received within 1S. And so on other envelope value extraction principles. It will be appreciated that the envelope extraction principle may be set by the user according to specific needs.
In the embodiment of the invention, after a plurality of envelope data are extracted from the data to be processed according to a preset envelope extraction principle, the extracted plurality of envelope data can be stored in an envelope data file or a database.
S103, outputting the extracted envelope data to a first position of a display interface for displaying;
the method specifically comprises the steps of taking the time for receiving the envelope data as an abscissa and taking the value of the envelope data as an ordinate, and drawing a plurality of extracted envelope data into an envelope curve; and outputting the envelope curve to a first position of a display interface for display.
In the embodiment of the invention, the extracted plurality of envelope data are output and displayed at the first position of the display interface, and the envelope curve can be displayed at the first position. In the first position, the envelope curves may be multiple, each envelope curve corresponding to the data to be processed collected by one sensor, and may be set by a user. In practical use, the first position can also display a zooming tool, a coordinate value selecting tool, a storage tool, a printing tool and the like so as to perform corresponding operation on the envelope curve.
In the prior art, because the monitoring center needs to perform full-disk analysis and display on large-batch data, not only the processor load of the monitoring center is large, but also the monitoring personnel can simultaneously display the large-batch data on the display interface because the data volume is too large, so that no emphasis is placed on monitoring, and adverse effects can be brought to analysis results.
In the technical scheme of the invention, because the monitoring center extracts and displays a plurality of envelope data from a large amount of data to be processed according to the preset envelope extraction principle, the envelope data is reduced in geometric multiple relative to the large amount of data to be processed, and the data amount processed by the monitoring center is further obviously reduced, the processing pressure of the monitoring center is reduced, and the working efficiency is improved. Meanwhile, the extracted envelope data is composed of all peak values, so that the monitoring key point can be highlighted, and the monitoring accuracy is improved.
Fig. 2 is a flowchart of another data processing method according to an embodiment of the present invention.
Referring to fig. 2, the present invention provides a data processing method, including:
s201, receiving data to be processed; the data to be processed comprises vibration data and/or impact data;
s202, dividing the data to be processed into data of a plurality of time periods according to the time sequence of receiving the data to be processed; extracting peak data in data of each time period, and using a plurality of extracted peak data as a plurality of envelope data in the data to be processed;
s203, outputting the extracted envelope data to a first position of a display interface for displaying;
s204, receiving an envelope selection instruction, and determining data to be analyzed corresponding to the envelope selection instruction from a plurality of envelope data; the envelope selecting instruction is an instruction for selecting the data to be analyzed from a plurality of envelope data;
s205, determining the time period of the data to be analyzed in the data to be processed, and outputting the data to be processed in the time period of the data to be analyzed to a second position of the display interface for displaying.
In the embodiment of the invention, a user can select any point or section from the envelope curve in the first position as the data to be analyzed according to actual needs and send an envelope selection instruction. And receiving an envelope selection instruction, determining to-be-processed data corresponding to the time point or the time period according to the time point or the time period corresponding to the to-be-analyzed data, and outputting the to-be-processed data to a second position of the display interface for displaying. It can be understood that, in the embodiment of the application, the monitoring center monitors the envelope data and the key raw data to complete the monitoring of the vibration and impact of the article. Therefore, the monitoring user can selectively monitor the vibration data and the impact data, and the working efficiency is further improved.
In actual use, when the second location displays the data to be processed in the time period in which the data to be analyzed is located, the time for receiving the data to be processed is used as an abscissa, and the value of the data to be processed is used as an ordinate, so that the data to be processed in the time period in which the data to be analyzed is located is plotted into a data curve; and outputting the data curve to a second position of a display interface for displaying.
In the embodiment of the present invention, the data curve displayed in the second position may be multiple, and each data curve corresponds to the data to be processed collected by one sensor, and may be set by a user. In practical use, the second position can also display an enlarging and reducing tool, a coordinate value selecting tool, a storage tool, a printing tool and the like so as to perform corresponding operation on the data curve.
Fig. 3 is a flowchart of another data processing method according to an embodiment of the present invention.
Referring to fig. 3, the present invention provides a data processing method, including:
s301, receiving data to be processed; the data to be processed comprises vibration data and/or impact data;
s302, dividing the data to be processed into data of a plurality of time periods according to the time sequence of receiving the data to be processed; extracting peak data in data of each time period, and using a plurality of extracted peak data as a plurality of envelope data in the data to be processed;
s303, outputting the extracted envelope data to a first position of a display interface for displaying;
s304, receiving an envelope selection instruction, and determining data to be analyzed corresponding to the envelope selection instruction from a plurality of envelope data; the envelope selecting instruction is an instruction for selecting the data to be analyzed from a plurality of envelope data;
s305, determining the time period of the data to be analyzed in the data to be processed, and outputting the data to be processed in the time period of the data to be analyzed to a second position of the display interface for displaying;
s306, performing data analysis on the data to be processed output to the second position, and outputting the analyzed data to a third position of the display interface; the data analysis includes FFT spectral analysis, power spectral analysis, and/or filter analysis.
Of course, in actual use, analysis and display can be performed according to the requirements required by the customer, and details are not described herein.
In the embodiment of the invention, a step of carrying out data analysis on the data to be processed output to the second position and outputting the analyzed data to the third position is also provided, and the further data analysis of the vibration data and the impact data by a user can be met after the data analysis is carried out on the data to be processed.
In practical use, the third position displays the analysis result of the data curve displayed at the second position, the number of the analysis results displayed at the third position can be multiple, and each analysis result corresponds to the data to be processed, which is acquired by one sensor and can be set by a user. In practical use, the third position can also display a zooming tool, a coordinate value selecting tool, a storage tool, a printing tool and the like so as to perform corresponding operation on the analysis result.
Fig. 4 is a schematic structural diagram of a data processing system according to an embodiment of the present invention.
Referring to fig. 4, a data processing system provided by the present invention includes:
a receiving module 401, configured to receive data to be processed; the data to be processed comprises vibration data and/or impact data;
an extracting module 402, configured to extract multiple envelope data from the to-be-processed data according to a preset envelope extraction principle;
the extraction module 402 comprises:
the classifying unit 4021 is configured to divide the data to be processed into data of multiple time periods according to a time sequence of receiving the data to be processed;
an extracting unit 4022 that extracts peak data in data of each time period, and takes a plurality of the extracted peak data as a plurality of the envelope data in the data to be processed;
a display module 403, configured to output the extracted multiple envelope data to a first location of a display interface for displaying;
the display module 403 includes:
a processing unit 4031, configured to draw the extracted multiple envelope data into an envelope curve with a time when the envelope data is received as an abscissa and a value of the envelope data as an ordinate;
and a display unit 4032, configured to output the envelope curve to a first position of a display interface for display.
It should be noted that, a data processing system in this embodiment may adopt one of the data processing methods in the foregoing method embodiments, to implement all technical solutions in the foregoing method embodiments, and functions of each module of the data processing system may be specifically implemented according to the method in the foregoing method embodiments, and a specific implementation process of the data processing system may refer to relevant descriptions in the foregoing embodiments, which is not described herein again.
Fig. 5 is a schematic structural diagram of a data processing system according to an embodiment of the present invention.
Referring to fig. 5, a data processing system provided by the present invention includes:
a receiving module 401, configured to receive data to be processed; the data to be processed comprises vibration data and/or impact data;
an extracting module 402, configured to extract multiple envelope data from the to-be-processed data according to a preset envelope extraction principle;
the extraction module 402 comprises:
the classifying unit 4021 is configured to divide the data to be processed into data of multiple time periods according to a time sequence of receiving the data to be processed;
an extracting unit 4022 that extracts peak data in data of each time period, and takes a plurality of the extracted peak data as a plurality of the envelope data in the data to be processed;
a display module 403, configured to output the extracted multiple envelope data to a first location of a display interface for displaying;
a selecting module 404, configured to receive an envelope selecting instruction, and determine, from a plurality of envelope data, to-be-analyzed data corresponding to the envelope selecting instruction; the envelope selecting instruction is an instruction for selecting the data to be analyzed from a plurality of envelope data;
a determining module 405, configured to determine a time period of the data to be analyzed in the data to be processed, and output the data to be processed in the time period of the data to be analyzed to a second position of the display interface for displaying.
It should be noted that, a data processing system in this embodiment may adopt one of the data processing methods in the foregoing method embodiments, to implement all technical solutions in the foregoing method embodiments, and functions of each module of the data processing system may be specifically implemented according to the method in the foregoing method embodiments, and a specific implementation process of the data processing system may refer to relevant descriptions in the foregoing embodiments, which is not described herein again.
Fig. 6 is a schematic structural diagram of a data processing system according to an embodiment of the present invention.
Referring to fig. 6, a data processing system provided by the present invention includes:
a receiving module 401, configured to receive data to be processed; the data to be processed comprises vibration data and/or impact data;
an extracting module 402, configured to extract multiple envelope data from the to-be-processed data according to a preset envelope extraction principle;
the extraction module 402 comprises:
the classifying unit 4021 is configured to divide the data to be processed into data of multiple time periods according to a time sequence of receiving the data to be processed;
an extracting unit 4022 that extracts peak data in data of each time period, and takes a plurality of the extracted peak data as a plurality of the envelope data in the data to be processed;
a display module 403, configured to output the extracted multiple envelope data to a first location of a display interface for displaying;
the display module 403 includes:
a processing unit 4031, configured to draw the extracted multiple envelope data into an envelope curve with a time when the envelope data is received as an abscissa and a value of the envelope data as an ordinate;
a display unit 4032, configured to output the envelope curve to a first location of a display interface for display;
a selecting module 404, configured to receive an envelope selecting instruction, and determine, from a plurality of envelope data, to-be-analyzed data corresponding to the envelope selecting instruction; the envelope selecting instruction is an instruction for selecting the data to be analyzed from a plurality of envelope data;
a determining module 405, configured to determine a time period of the data to be analyzed in the data to be processed, and output the data to be processed in the time period of the data to be analyzed to a second position of the display interface for displaying;
the analysis module 406 is configured to perform data analysis on the data to be processed output to the second location, and output the analyzed data to a third location of the display interface; the data analysis includes FFT spectral analysis, power spectral analysis, and/or filter analysis.
It should be noted that, a data processing system in this embodiment may adopt one of the data processing methods in the foregoing method embodiments, to implement all technical solutions in the foregoing method embodiments, and functions of each module of the data processing system may be specifically implemented according to the method in the foregoing method embodiments, and a specific implementation process of the data processing system may refer to relevant descriptions in the foregoing embodiments, which is not described herein again.
In the technical scheme of the invention, the monitoring center extracts and displays a plurality of envelope data from the impact and/or vibration data of the object with huge data volume, namely the data to be processed, and the data volume of the envelope data is reduced in geometric multiple relative to the data volume of the data to be processed, so that the data volume processed by the monitoring center is obviously reduced, therefore, the processing pressure of the monitoring center is reduced, and the working efficiency is improved. Meanwhile, the extracted envelope data is composed of all peak values, so that the monitoring key point can be highlighted, and the monitoring accuracy is improved.
For convenience of description, the above system is described with the functions divided into various modules, which are described separately. Of course, the functionality of the various modules may be implemented in the same one or more software and/or hardware implementations of the invention.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for apparatus or system embodiments, since they are substantially similar to method embodiments, they are described in relative terms, as long as they are described in partial descriptions of method embodiments. The above-described embodiments of the apparatus and system are merely illustrative, and the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Those of skill would further appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both, and that the various illustrative components and steps have been described above generally in terms of their functionality in order to clearly illustrate this interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. 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 invention.
The steps of a method or algorithm described in connection with the embodiments disclosed herein may be embodied directly in hardware, in a software module executed by a processor, or in a combination of the two. A software module may reside in Random Access Memory (RAM), memory, Read Only Memory (ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A data processing method, comprising:
receiving data to be processed; the data to be processed comprises vibration data and/or impact data acquired in real time;
extracting a plurality of envelope data from the data to be processed according to a preset envelope extraction principle, wherein the method comprises the following steps: dividing the data to be processed into data of a plurality of time periods according to the time sequence of receiving the data to be processed; extracting peak data in data of each time period, and using a plurality of extracted peak data as a plurality of envelope data in the data to be processed;
outputting the extracted plurality of envelope data to a first position of a display interface for display;
receiving an envelope selection instruction, and determining data to be analyzed corresponding to the envelope selection instruction from a plurality of envelope data; the envelope selecting instruction is an instruction for selecting the data to be analyzed from a plurality of envelope data;
and determining the time period of the data to be analyzed in the data to be processed, and outputting the data to be processed in the time period of the data to be analyzed to a second position of the display interface for displaying.
2. The data processing method of claim 1, further comprising:
performing data analysis on the data to be processed output to the second position, and outputting the analyzed data to a third position of the display interface; the data analysis includes FFT spectral analysis, power spectral analysis, and/or filter analysis.
3. The data processing method of claim 1, wherein outputting the extracted plurality of envelope data to a first location of a display interface for display comprises:
drawing the extracted plurality of envelope data into an envelope curve by taking the time for receiving the envelope data as an abscissa and the value of the envelope data as an ordinate;
and outputting the envelope curve to a first position of a display interface for display.
4. A data processing system, comprising:
the receiving module is used for receiving data to be processed; the data to be processed comprises vibration data and/or impact data acquired in real time;
the extraction module is used for extracting a plurality of envelope data from the data to be processed according to a preset envelope extraction principle;
the display module is used for outputting the extracted plurality of envelope data to a first position of a display interface for displaying;
wherein the extraction module comprises:
the classification unit is used for dividing the data to be processed into data of a plurality of time periods according to the time sequence of receiving the data to be processed;
an extraction unit configured to extract peak data in data of each time period, and to take a plurality of the extracted peak data as a plurality of the envelope data in the data to be processed;
the selecting module is used for receiving an envelope selecting instruction and determining data to be analyzed corresponding to the envelope selecting instruction from a plurality of envelope data; the envelope selecting instruction is an instruction for selecting the data to be analyzed from a plurality of envelope data;
the determining module is used for determining the time period of the data to be analyzed in the data to be processed, and outputting the data to be processed in the time period of the data to be analyzed to a second position of the display interface for displaying.
5. The data processing system of claim 4, further comprising:
the analysis module is used for carrying out data analysis on the data to be processed output to the second position and outputting the analyzed data to a third position of the display interface; the data analysis includes FFT spectral analysis, power spectral analysis, and/or filter analysis.
6. The data processing system of claim 4, wherein the display module comprises:
the processing unit is used for drawing the extracted plurality of envelope data into an envelope curve by taking the time for receiving the envelope data as an abscissa and taking the value of the envelope data as an ordinate;
and the display unit is used for outputting the envelope curve to a first position of a display interface for displaying.
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| CN102693361A (en) * | 2012-05-07 | 2012-09-26 | 北京航空航天大学 | Drawing method for trend curve of large dataset |
| CN105243127A (en) * | 2015-09-30 | 2016-01-13 | 海天水务集团股份公司 | Report data sampling method for wastewater treatment plant |
| CN105278879A (en) * | 2015-10-14 | 2016-01-27 | 珠海格力电器股份有限公司 | Method and device for processing monitoring data |
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