CN115379308B - Internet of things equipment data acquisition system based on satellite remote communication - Google Patents
Internet of things equipment data acquisition system based on satellite remote communication Download PDFInfo
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Abstract
The invention provides a satellite remote communication-based Internet of things equipment data acquisition system, which comprises a data processing module, an equipment management module, a data screening module, a data transmission module and a control center, wherein the data processing module is used for processing data generated by Internet of things equipment to obtain a data packet, the equipment management module is used for performing addition and deletion and validity verification on the Internet of things equipment, the data screening module is used for selecting data to be transmitted from the data packet, the data transmission module is used for transmitting data between the data screening module and the control center through a satellite, and the control center is used for interacting with a user; the system can screen out targeted content from the data generated by the Internet of things equipment according to the requirements of the user and provide the targeted content for the user, so that the efficiency of data acquisition is improved.
Description
Technical Field
The invention relates to the field of computer integrated manufacturing, in particular to an Internet of things equipment data acquisition system based on satellite remote communication.
Background
The internet of things is that any object or process needing monitoring, connection and interaction is collected in real time through various devices and technologies such as various information sensors, radio frequency identification technologies, global positioning systems, infrared sensors, laser scanners and the like, various required information such as sound, light, heat, electricity, mechanics, chemistry, biology, positions and the like is collected, ubiquitous connection of objects and objects, and ubiquitous connection of objects and people are realized through various possible network accesses, and intelligent sensing, identification and management of the objects and the processes are realized. The internet of things is an information carrier based on the internet, a traditional telecommunication network and the like, all common physical objects which can be independently addressed form an interconnected network, the generated data is greatly increased along with the increase of the internet of things equipment, and for different users, only part of the data is needed, and how to screen the data generated by the internet of things equipment is needed, so that the problem that the current acquisition system needs to solve is to improve the acquisition efficiency;
the foregoing discussion of the background art is intended only to facilitate an understanding of the present invention. This discussion is not an acknowledgement or admission as to part of the common general knowledge of any of the materials referred to.
A number of data acquisition systems have now been developed and, after extensive search and reference, it has been found that the existing acquisition systems are as disclosed in WO2020248274A1 and CN114253242A, which generally comprise a communication unit, a data acquisition unit, an equipment failure processing unit and a product quality prediction analysis unit, which work as follows: s1, inputting current data into a Model0 to obtain a group of prediction data, and obtaining a residual error between prediction quality and real quality, wherein the larger the residual error is, the weaker the prediction capability of a representative Model is; and S2, constructing a Model1 to predict the sample in the step S1, wherein the target value is the residual error in the step S1, and obtaining a new residual error. However, these systems are only used for analyzing the quality of the collected data, and do not screen the collected data, which results in large amount of transmitted data and low efficiency of the data.
Disclosure of Invention
The invention aims to provide an Internet of things equipment data acquisition system based on satellite remote communication aiming at the defects.
The invention adopts the following technical scheme:
a data acquisition system of Internet of things equipment based on satellite remote communication comprises a data processing module, an equipment management module, a data screening module, a data transmission module and a control center, wherein the data processing module is used for processing data generated by the Internet of things equipment to obtain a data packet, the equipment management module is used for performing addition and deletion and validity verification on the Internet of things equipment, the data screening module is used for selecting data to be transmitted from the data packet, the data transmission module is used for transmitting the data between the data screening module and the control center through a satellite, and the control center is used for interacting with a user;
the data processing module comprises a verification unit, a processing unit and a storage unit, the verification unit is used for extracting identity information of the Internet of things equipment and sending the identity information to the equipment management module for verification, the processing unit processes received Internet of things equipment data to obtain a data packet, and the storage unit is used for storing the data packet;
a plurality of projects are arranged in the processing unit, a corresponding calculator is arranged in each project, and the calculator is used for calculating corresponding project values
The processing unit is used for packaging the m item values to obtain a data packet;
the data screening module establishes a file information base for the user, the file information base is used for storing instruction information of the corresponding user, the data screening module screens contents in the data packet according to the instruction information, the data screening module creates a matrix X according to the contents of the data packet with history, creates a vector Y according to the instruction information, and calculates a basic correlation value between the matrix and the vector Y
The data screening module deletes the k-th line content in the matrix to obtain the matrix
And calculate a matrix
Correlation value with vector Y
The data screening module calculates the correlation value according to the following formula
Index to be deleted
：
Wherein, P is a standard correlation value;
when the index to be deleted
When the value exceeds a second threshold value, the corresponding k value is a project serial number which is not required to be sent to the control center in the data packet;
the data screening module screens the content in the data packet according to the index to be deleted and then sends the data packet to the control center;
further, the matrix X and the base correlation value of the vector Y
The calculation formula is as follows:
wherein n is the batch number of the instruction information,
is the element in the ith row and jth column of matrix X,
the comprehensive value of the instruction information of the jth batch;
further, the matrix
Associated value with vector Y
The calculation formula is as follows:
further, the comprehensive value of the j batch of instruction information
The calculation formula of (c) is:
wherein S is the relative value of each instruction information in the jth batch of instruction information;
furthermore, a recording unit, a comparison unit and an identity information generation unit are arranged in the equipment management module, the recording unit records the identity information of all internet of things equipment in the system, the comparison unit is used for receiving the identity information sent by the verification unit and comparing the received identity information with the identity information in the recording unit one by one, when the received identity information exists in the recording unit, a verification result is fed back as legal equipment, and the identity information generation unit is used for generating identity information different from the identity information in the recording unit.
The beneficial effects obtained by the invention are as follows:
according to the system, original data of the Internet of things equipment and instruction data of a user are analyzed to obtain the degree of dependence of the user on each item data in the original data, unnecessary item data are filtered out in subsequent data transmission, the transmission quantity of the data is reduced, the effective rate of the transmitted data is improved, when the degree of dependence is calculated, the original data are processed to obtain matrix data, the instruction data are processed to obtain vector data, and the item data irrelevant to the user can be better found by processing the matrix and the vector.
For a better understanding of the features and technical content of the present invention, reference should be made to the following detailed description of the invention and accompanying drawings, which are provided for purposes of illustration and description only and are not intended to limit the invention.
Drawings
FIG. 1 is a schematic view of the overall structural framework of the present invention;
FIG. 2 is a schematic diagram of a data collection and screening process according to the present invention;
FIG. 3 is a block diagram of a data processing module according to the present invention;
FIG. 4 is a schematic diagram of the device management module according to the present invention;
fig. 5 is a schematic diagram illustrating a process of screening contents of data packets according to the present invention.
Detailed Description
The following is a description of embodiments of the present invention with reference to specific embodiments, and those skilled in the art will understand the advantages and effects of the present invention from the disclosure of the present specification. The invention is capable of other and different embodiments and its several details are capable of modification in various other respects, all without departing from the spirit and scope of the present invention. The drawings of the present invention are for illustrative purposes only and are not intended to be drawn to scale. The following embodiments are further detailed to explain the technical matters related to the present invention, but the disclosure is not intended to limit the scope of the present invention.
The first embodiment.
The embodiment provides a satellite remote communication-based data acquisition system for equipment of the internet of things, which is combined with fig. 1 and comprises a data processing module, an equipment management module, a data screening module, a data transmission module and a control center, wherein the data processing module is used for processing data generated by the equipment of the internet of things to obtain a data packet, the equipment management module is used for performing addition and deletion and validity verification on the equipment of the internet of things, the data screening module is used for selecting data to be transmitted from the data packet, the data transmission module is used for transmitting the data between the data screening module and the control center through a satellite, and the control center is used for interacting with a user;
the data processing module comprises a verification unit, a processing unit and a storage unit, the verification unit is used for extracting identity information of the Internet of things equipment and sending the identity information to the equipment management module for verification, the processing unit processes received Internet of things equipment data to obtain a data packet, and the storage unit is used for storing the data packet;
a plurality of items are arranged in the processing unit, a corresponding calculator is arranged in each item, and the calculator is used for calculating corresponding item values
The processing unit is used for packaging the m item values to obtain a data packet;
the data screening module establishes a file information base for a user, the file information base is used for storing instruction information of the corresponding user, the data screening module screens contents in a data packet according to the instruction information, the data screening module creates a matrix X according to the contents of the data packet with history, creates a vector Y according to the instruction information, and calculates a basic correlation value between the matrix and the vector Y
The data screening module deletes the k-th line content in the matrix to obtain the matrix
And calculate a matrix
Correlation value with vector Y
The data screening module calculates the correlation value according to the following formula
Index to be deleted
：
Wherein, P is a standard correlation value;
when the index to be deleted
When the value exceeds a second threshold value, the corresponding k value is a project serial number which is not required to be sent to the control center in the data packet;
the data screening module screens the content in the data packet according to the index to be deleted and then sends the data packet to the control center;
basic correlation value of the matrix X and the vector Y
The calculation formula is as follows:
wherein n is the batch number of the instruction information,
is the element in the ith row and jth column of matrix X,
the comprehensive value of the instruction information of the jth batch;
matrix of
Associated value with vector Y
The calculation formula is as follows:
the comprehensive value of the jth batch of instruction information
The calculation formula of (2) is as follows:
wherein S is the relative value of each instruction information in the jth batch of instruction information;
the device management module is internally provided with a recording unit, a comparison unit and an identity information generation unit, the recording unit records identity information of all Internet of things devices in the system, the comparison unit is used for receiving the identity information sent by the verification unit and comparing the received identity information with the identity information in the recording unit one by one, when the received identity information exists in the recording unit, a verification result is fed back as legal equipment, and the identity information generation unit is used for generating identity information different from the identity information in the recording unit.
Example two.
The embodiment includes all contents in the first embodiment, and provides an internet of things equipment data acquisition system based on satellite remote communication, which comprises a data processing module, an equipment management module, a data screening module, a data transmission module and a control center, wherein the data processing module is used for processing data generated by internet of things equipment to obtain a data packet, the equipment management module is used for performing addition and deletion and validity verification on the internet of things equipment, the data screening module is used for selecting data to be transmitted from the data packet, the data transmission module is used for transmitting the data between the data screening module and the control center through a satellite, and the control center is used for interacting with a user;
with reference to fig. 2, the acquisition process of the system includes the following steps:
s1, a user accesses a control center and submits a data acquisition request;
s2, the data acquisition request is sent to the data screening module through a data transmission module;
s3, the data screening module acquires a data packet corresponding to the Internet of things equipment according to the content in the data acquisition request;
s4, the data screening module establishes a user file information base and sends the obtained data packet to a control center through the data transmission module;
s5, the user sends instructions to target equipment based on the content of the data packet, and the control center collects the instruction information and sends the instruction information to the data screening module through the data transmission module;
s6, the data screening module stores the instruction information in a file information base of a corresponding user, screens the content in the data packet according to the data in the file information base, and sends the screened data packet to the control center;
s7, continuously repeating the step S5 and the step S6 to enable the data content transmitted to the control center to be more accurate;
with reference to fig. 3, the data processing module includes a verification unit, a processing unit, and a storage unit, where when the data processing module receives the data of the internet of things device, the verification unit extracts the identity information of the internet of things device and sends the identity information to the device management module, the device management module feeds back the verification result to the verification unit, when the verification result is a legal identity, the processing unit processes the received data of the internet of things device to obtain a data packet, and the storage unit is configured to store the data packet;
a plurality of items including an average value, a variance, a maximum value, a minimum value and the like are arranged in the processing unit, a corresponding calculator is arranged in each item, and the calculator is used for calculating a corresponding item value
The processing unit is used for packaging the m item values to obtain a data packet;
with reference to fig. 4, a recording unit, a comparison unit and an identity information generating unit are arranged in the device management module, the recording unit records identity information of all pieces of internet-of-things devices existing in the system, the addition and deletion of the pieces of internet-of-things devices in the system are realized by adding and deleting the identity information in the recording unit, the comparison unit is used for receiving the identity information sent by the verification unit and comparing the received identity information with the identity information in the recording unit one by one, when the received identity information exists in the recording unit, a verification result is fed back as legal device, and when the received identity information does not exist in the recording unit, a verification result is fed back as illegal device; the identity information generating unit is used for generating identity information which is different from the identity information in the recording unit, and when the system needs an additive networking device, the identity information generating unit endows the newly generated identity information to the new Internet of things device and records the new identity information in the recording unit;
with reference to fig. 5, the process of filtering the content in the data packet by the data filtering module includes the following steps:
s21, detecting the data volume of the instruction information in the archive information base, and when the data volume of the instruction information exceeds a first threshold value, starting screening on a data packet sent to a corresponding user;
s22, classifying the instruction information according to the received batches, and acquiring a data packet corresponding to each batch of instruction information from the storage unit;
s23, the data screening module creates a matrix X according to the content in the data packet:
wherein n is the batch number of the instruction information,
corresponding to an item value for the element of the ith row and the jth column in the matrix X;
s24, the data screening module creates a vector Y according to the content of the instruction information:
wherein,
a composite value representing the instruction information of the jth lot;
s25, calculating a basic correlation value between the matrix X and the vector Y
；
S26, setting a variable k =1;
s27, deleting elements in the matrix X
Obtaining a matrix
；
S28, calculating a matrix
Correlation value with vector Y
；
S29, if k = m, jumping to the step S30, otherwise, letting k = k +1, and jumping to the step S27;
s30, calculating the correlation value
Index to be deleted
When the index to be deleted exceeds a second threshold value, the corresponding k value is a project serial number which is not required to be sent to the control center in the data packet;
the basic correlation value calculation formula of the matrix X and the vector Y is as follows:
matrix array
The correlation value with the vector Y is calculated by the formula:
the index to be deleted of the correlation value
The calculation formula of (2) is as follows:
wherein, P is a standard correlation value, which is set by a person skilled in the art in practical application, in this embodiment, the value of P is set to 10;
the comprehensive value of the jth batch of instruction information
The calculation formula of (2) is as follows:
wherein S is the relative value of each instruction information in the j batch of instruction information, and the value range is
The instruction information is obtained according to the value of the instruction information and the value range of the instruction information, for example, the value of one instruction is 5, and the value range is
Then the relative value S of this instruction is
S is 1.18 when two decimal places are reserved;
the control center can log in a plurality of users at the same time and complete butt joint with target equipment provided by the users, and the control center sends the data packets obtained from the data screening module to the corresponding users and obtains instruction information from the butt joint target equipment.
The disclosure is only a preferred embodiment of the invention, and is not intended to limit the scope of the invention, so that all equivalent technical changes made by using the contents of the specification and the drawings are included in the scope of the invention, and further, the elements thereof can be updated as the technology develops.
Claims (2)
1. The data acquisition system of the Internet of things equipment based on satellite remote communication is characterized by comprising a data processing module, an equipment management module, a data screening module, a data transmission module and a control center, wherein the data processing module is used for processing data generated by the Internet of things equipment to obtain a data packet, the equipment management module is used for performing addition and deletion and validity verification on the Internet of things equipment, the data screening module is used for selecting data to be transmitted from the data packet, the data transmission module is used for transmitting the data between the data screening module and the control center through a satellite, and the control center is used for interacting with a user;
the data processing module comprises a verification unit, a processing unit and a storage unit, the verification unit is used for extracting identity information of the Internet of things equipment and sending the identity information to the equipment management module for verification, the processing unit processes received Internet of things equipment data to obtain a data packet, and the storage unit is used for storing the data packet;
a plurality of items are arranged in the processing unit, a corresponding calculator is arranged in each item, and the calculator is used for calculating corresponding item values
The processing unit is used for packaging the m item values to obtain a data packet;
the data screening module establishes a file information base for the user, the file information base is used for storing instruction information of the corresponding user, the data screening module screens contents in the data packet according to the instruction information, the data screening module creates a matrix X according to the contents of the data packet with history, creates a vector Y according to the instruction information, and calculates a basic correlation value between the matrix X and the vector Y
The data screening module deletes the k-th line content in the matrix X to obtain a matrix
And calculate a matrix
Correlation value with vector Y
The data screening module calculates the correlation value according to the following formula
Index to be deleted
：
Wherein, P is a standard correlation value which is set by the technicians in the field in the actual application;
when the index to be deleted
When the value exceeds a second threshold value, the corresponding k value is a project serial number which is not required to be sent to the control center in the data packet;
the data screening module screens the content in the data packet according to the index to be deleted and then sends the data packet to the control center;
basic correlation value of the matrix X and the vector Y
The calculation formula is as follows:
wherein n is the batch number of the instruction information,
is the element in the ith row and jth column of matrix X,
is the integrated value of the instruction information of the jth batch;
matrix array
Associated value with vector Y
The calculation formula is as follows:
the comprehensive value of the jth batch of instruction information
The calculation formula of (2) is as follows:
wherein S is the relative value of each instruction information in the j-th batch of instruction information.
2. The system as claimed in claim 1, wherein a recording unit, a comparison unit and an identity information generation unit are provided in the device management module, the recording unit records the identity information of all internet of things devices existing in the system, the comparison unit is configured to receive the identity information sent by the verification unit and compare the received identity information with the identity information in the recording unit one by one, when the received identity information exists in the recording unit, the verification result is fed back as a legal device, and the identity information generation unit is configured to generate identity information different from the identity information in the recording unit.
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