CN110225086A - A kind of collecting method and system towards industrial Internet of Things - Google Patents
A kind of collecting method and system towards industrial Internet of Things Download PDFInfo
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- CN110225086A CN110225086A CN201910379329.6A CN201910379329A CN110225086A CN 110225086 A CN110225086 A CN 110225086A CN 201910379329 A CN201910379329 A CN 201910379329A CN 110225086 A CN110225086 A CN 110225086A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
- H04L67/568—Storing data temporarily at an intermediate stage, e.g. caching
Abstract
The invention discloses a kind of collecting methods towards industrial Internet of Things, comprising steps of configuring Internet of Things data collection station for industrial equipment；Industrial equipment is carried out data acquisition and collected data is converted to byte stream to cache；By data cached progress data semantic, and be converted to JSON " key/value " form；Data edges processing is carried out by data of the edge calculations program to " key/value " form；The data of industrial equipment are uploaded by " key/value " form.The present invention is acquired by configurableization to industrial data, realize convenient, the highly effective gathering to different industrial equipment data, and marginalisation processing is carried out to industrial data using edge calculations program, filter out redundant data, the validity for effectively guaranteeing data acquisition, reduces network data transmission amount, improves the efficiency of industrial data collection, realize the acquisition to industrial equipment enriched data, processing and transmission.
Description
Technical field
The present invention relates to internet of things field more particularly to a kind of collecting method towards industrial Internet of Things and it is
System.
Background technique
" industrial Internet of Things " be applied to the technology of Internet of things of industrial circle, application and service, will largely
The data management and operation mode for changing existing industrial circle, for company manager, provide an improvement cost it is low,
The intelligent factory management solution that safety is good, the efficiency of management is high.But change in existing industrial equipment in progress Internet of Things
When making upgrading, since different industrial equipments is different using communications protocol, the multi-standard of industrial protocol causes industrial data to connect
Occur difficult point when entering Internet of Things, and face the industrial data of magnanimity, needs high speed network not only to transmit a large amount of invalid number
According to and huge data processing pressure can be brought to cloud server end, therefore the implementation of factory's Internet of Things scheme often cost
High, process is complicated, and the period is long, and is typically necessary developer and carries out determining for scheme for the actual conditions of specific factory
Inhibition and generation exploitation, brings difficulty to landing of the Internet of Things in factory and enterprise.
The patent of Publication No. CN109257237A discloses a kind of industrial equipment internet of things data acquisition method and device,
Wherein, industrial equipment internet of things data acquisition method, comprising: configuration needs the industrial equipment communicated with data communication server；
Data communication server acquires the data of corresponding industrial equipment according to the configuration by Internet of Things communication module；Data communication clothes
Business device saves after being summarized the data of acquisition.The program passes through the arranging thing connected network communication between industrial equipment and internet
Module has accomplished the accurate, efficient, timely of data transmission to get through the communication barrier between industrial equipment and internet,
Reach and communicates convenient and fast purpose between industrial equipment and internet.But the program do not account for data acquisition validity and
Volume of transmitted data is not placed data on edge device yet and is handled.
Summary of the invention
The purpose of the present invention is in view of the drawbacks of the prior art, provide a kind of collecting method towards industrial Internet of Things and
System filters out redundant data, analyzes based on the edge calculations logic of industrial data to be put on Internet of Things data collection station
To valid data, the validity of lifting means data reduces volume of transmitted data, and industrial equipment enriched data is adopted in realization
Collection, processing and transmission.
In order to achieve the goal above, the invention adopts the following technical scheme:
A kind of collecting method towards industrial Internet of Things, comprising steps of
Internet of Things data collection station is configured for industrial equipment；
Industrial equipment is carried out data acquisition and collected data is converted to byte stream to cache；
By data cached progress data semantic, and be converted to JSON " key/value " form；
Data edges processing is carried out by data of the edge calculations program to " key/value " form；
The data of industrial equipment are uploaded by " key/value " form.
It is preferably, described to be directed to industrial equipment configurations Internet of Things data collection station, comprising:
Configure the hardware communication interface of industrial equipment and Internet of Things data collection station；
Configure the industry communications protocol of industrial equipment and Internet of Things data collection station；
The description of acquisition industrial equipment supplemental characteristic needed for configuration；
Preferably, the configuration hardware communication interface and industry communications protocol, specifically:
Communication interface includes RS485 interface, RS232 interface, CAN interface, Ethernet interface；
Industry communications protocol includes Modbus, CANOpen agreement.
Preferably, the description of acquisition industrial equipment data needed for the configuration, specifically:
To the data type of device data, alignment thereof, data length, the parameters such as decimal digits are configured.
Preferably, described by data cached semantization, and JSON " key/value " form is converted to, specifically:
According to the data type of data, alignment thereof, data length, byte stream is converted into leading to by the parameters such as decimal digits
Double type；
According to the title of data and the data of double type, the form of JSON " key/value " is converted to.
Preferably, described to carry out data edges processing by data of the edge calculations program to " key/value " form, specifically
Are as follows:
Internet of Things data collection station includes Bootloader, main program and data edges calculation procedure, described
Bootloader, main program and data edges calculation procedure separately compile, and download in Internet of Things data collection station；
Edge calculations program obtains the device data in main program by " key/value ", carries out data edges processing.
Preferably, the data that industrial equipment is uploaded by " key/value " form, specifically:
Internet of Things acquisition terminal and MQTT Broker establish long connection, data are packaged as JSON format, by issuing/ordering
The form read, sends data to server.
Correspondingly, also providing a kind of data collection system towards industrial Internet of Things, comprising:
Configuration module, for configuring Internet of Things data collection station for industrial equipment；
Data acquisition and cache module for carrying out data acquisition to industrial equipment, and collected data are converted to
Byte stream is cached；
Data conversion module for the data cached in the form of byte stream to be carried out data semantic, and switchs to
JSON " key/value " form；
Data processing module, for carrying out edge processing to data by " key/value " form using edge calculations program；
Data uploading module, for uploading the data of industrial equipment according to " key/value " form.
Preferably, the configuration module includes:
Communication unit acquires eventually Internet of Things data for being communicated by USB and host computer, or by Server remote
End carries out relevant data acquisition configuration.
Preferably, the Internet of Things data collection station includes Bootloader, main program and data edges calculation procedure, institute
Bootloader is stated, main program and data edges calculation procedure are separately compiled and downloaded in Internet of Things data collection station, special
Sign is that the data processing module includes:
Verification unit, for verifying the validity of edge calculations program after main program starting；
Data processing unit, for obtaining the device data in main program by " key/value " after verification passes through, into
Row data edge processing.
Preferably, further includes:
Buffer queue establishes module, for establishing data buffer storage queue and distributing corresponding memory space for each data, and
Collected data are converted to byte stream to cache into the data buffer storage queue.
Preferably, the data conversion module includes:
First converting unit will cache the data conversion for byte stream into standard when recalling data from buffering queue
Double type data；
Second converting unit is formatted by JSON normal data being converted into " key/value " form.
Compared with prior art, the present invention is acquired by configurableization to industrial data, is realized to different industrial equipments
Data it is convenient, highly effective gathering, and using edge calculations machine program to industrial data progress marginalisation processing, filter out redundant digit
According to analysis obtains valid data, and the validity of lifting means data reduces volume of transmitted data, realizes to industrial equipment diversification
The acquisition of data, processing and transmission.
Detailed description of the invention
Fig. 1 is a kind of collecting method flow chart towards industrial Internet of Things that embodiment one provides；
Fig. 2 is a kind of data collection system structure chart towards industrial Internet of Things that embodiment one provides；
Fig. 3 is data collection architecture block diagram of the present invention；
Fig. 4 is the processing schematic of computer edge of the present invention program.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
Embodiment one
The present embodiment provides a kind of collecting methods towards industrial Internet of Things, as shown in Figure 1, comprising steps of
S10, Internet of Things data collection station is configured for industrial equipment；
S20, data acquisition is carried out to industrial equipment and collected data are converted into byte stream cache；
S30, by data cached progress data semantic, and be converted to JSON " key/value " form；
S40, data edges processing is carried out by data of the edge calculations program to " key/value " form；
S50, the data that industrial equipment is uploaded by " key/value " form.
Often with high costs to solve the implementation that the existing data to industrial equipment acquire factory's Internet of Things scheme, process is multiple
Miscellaneous, the period is long, and is typically necessary the customized development etc. that developer carries out scheme for the actual conditions of specific factory
Problem, the present embodiment provides a kind of collecting methods towards industrial Internet of Things, carry out configurableization acquisition to industrial data, and
Data edges calculating is carried out to industrial data, promotes the validity of the network transmission of data, reduces volume of transmitted data, realizes work
The acquisition of industry equipment enriched data.
In step slo, system carries out data acquisition for different industrial equipments, and the acquisition method of data needs at this time
It is configured in advance, Internet of Things data collection station could carry out data acquisition to the data of specific industrial equipment.
In a kind of preferred embodiment of the present embodiment, configuration to collecting method, specifically:
Configuration item is selected by the end PC upper computer software or page end；
Configuration is downloaded into Internet of Things data collection station by USB port or network；
Preferably, the configuration item, comprising:
Networking mode, the simple place with the communication interface of industrial equipment, communications protocol, data address, data format, data
Reason mode etc..
Preferably, the communication interface, comprising:
RS485 interface, RS232 interface, CAN interface and Ethernet interface.
Preferably, the communications protocol, comprising:
Modbus、CANOPen。
The embodiment of the present invention industrial equipment includes PLC, digital electric meter, driver, motion control card, all types of industries sensing
Device etc..
Preferably, Internet of Things data collection station and industrial equipment pass through above-mentioned communication interface, communications protocol progress agreement number
According to communication, obtain industrial equipment initial data, wherein Internet of Things data collection station can be used as Modbus main website obtain Modbus from
The data of tiny node equipment；In addition, Internet of Things data collection station can be used as CANOpen node, CANOpen network is accessed, is obtained
The data of other node devices in network.
The initial data that this example is acquired by Modbus, CANOpen protocol stack is by step S20 with byte stream type number
It is cached according to data buffer storage queue is initially entered, it is empty come the data cached storage that can maximally utilize data by byte stream
Between.
The data cached in the form of byte stream are carried out data semantic by step S30, the data of byte stream form are past
Toward indigestion, the data type according to data, alignment thereof, multiplication and division number, the language of the parameters such as decimal digits progress data are needed
Justiceization is converted into double type, and the form of JSON " key/value " is formed according to data name.
For example, the electric current value parameter of Internet of Things data collecting module collected PLC, collected byte stream is 0x0001, according to
The data type of the parameter is INT16, and alignment thereof CDAB, divisor 10, decimal digits is 1, after carrying out semantization,
The value that server or people understand should be exactly actual current value, i.e. 0.1A.Take up the ball the current values and current parameters
Title " Ia ", form JSON format, as { " ia ": 0.1 }, be easy to people's reading and understanding in this way, and effectively promote data
Network transmission efficiency.
The acquisition frame of device data is as shown in figure 3, comprising step S20 and S30, and the caching of bytes of stream data is using advanced
The buffer queue first gone out, each frame data include the information such as equipment serial number and timestamp, are effectively guaranteed the reliable of data
Property and real-time.
In step s 40, edge processing is carried out to data by " key/value " by edge calculations machine program, will needed
The data of upload are packaged, it is preferred that described to carry out data edges by data of the edge calculations program to " key/value " form
Processing, specifically:
Internet of Things data collection station includes Bootloader, main program and data edges calculation procedure, described
Bootloader, main program and data edges calculation procedure separately compile, and download in Internet of Things data collection station；
Edge calculations program obtains the device data in main program by " key/value ", carries out data edges processing.
As shown in figure 4, the edge calculations of industrial data, mainly load machine using a kind of dispersion that ARM connector provides
System is individually compiled edge calculations program using the principle of ARM connector dispersion load, is individually downloaded, main program starting
Shi Jinhang load, edge calculations program handles logic according to the edge data that user writes, to the data of equipment " key/value " form
It is handled.Industrial data edge calculations logic is loaded into the process flow of data, marginalisation analysis, sieve are carried out to data
Choosing, removes useless redundant data, after calculating, simplifies and valuable industrial data uploads to cloud server.Example
Such as: gateway of internet of things acquires 10 data of equipment in 1 minute, but this data in 1 minute are only needed when data application
Average value, that can utilize this section of edge calculations program, find out the average value of this 10 data, instead of in 10 original values
It passes, not only meets the demand for obtaining statistical average, and reduce the transmission quantity of data.
The data edges calculation procedure of the present embodiment can individually be compiled with main program, and main program can be called to mention
The library function header file of confession obtains the collected device data of main program and will be that calculated value feeds back to main program.Edge meter
Real-time update can be carried out by USB host computer or cloud by calculating program, easy to be easy-to-use, suitable for the acquisition of industrial equipment data,
For more existing industrial equipment acquisition scheme, data are placed on the acquisition of Internet of Things data eventually using edge calculations program by the present embodiment
End margin side is handled, and the transmission quantity of data is reduced, and alleviates server to the storage pressure of industrial mass data, one
Determine the concept that industrial Internet of Things edge calculations are realized in degree.
The data of " key/value " form are uploaded to server by step S50.Server carries out data parsing, and carries out data
Concrete application.
Preferably, data are uploaded to the form of server, specifically:
Internet of Things acquisition terminal and MQTT Broker establish long connection, data are packaged as JSON format, by issuing/ordering
The form read, sends data to server.
Using the MQTT agreement of IBM, MQTT agreement is the now common more general Data Transport Protocol of Internet of Things, is used
The characteristics of form of publish/subscribe simplifies the exploitation of program, and small with communication overhead, is suitable for unstable network.
Correspondingly, this example also provides a kind of data collection system towards industrial Internet of Things, data collection system uses mould
Blockization designs, and mutually indepedent between modules, the present embodiment modules can be by main program or edge calculations according to permission
Program is individually called, as shown in Figure 2, comprising:
Configuration module 10, for configuring Internet of Things data collection station for industrial equipment；
Data acquisition and cache module 20, for carrying out data acquisition to industrial equipment, and by collected data conversion
It is cached for byte stream；
Data conversion module 30, for the data cached in the form of byte stream to be carried out data semantic, and escape
For JSON " key/value " form；
Data processing module 40, for carrying out edge processing using data of the edge calculations program to " key/value " form；
The data of " key/value " form are uploaded to server by data uploading module 50.
Preferably, the configuration module 10 includes:
Communication unit acquires eventually Internet of Things data for being communicated by USB and host computer, or by Server remote
End carries out relevant data acquisition configuration.
Preferably, configuration module 10 includes:
First configuration unit, for configuring the hardware communication interface of industrial equipment Yu Internet of Things data collection station；
Second configuration unit, for configuring the industry communications protocol of industrial equipment Yu Internet of Things data collection station；
Third configuration unit, the description for acquisition industrial equipment supplemental characteristic needed for configuring；
Preferably, the configuration hardware communication interface and industry communications protocol, specifically:
Communication interface includes RS485 interface, RS232 interface, CAN interface, Ethernet interface；
Industry communications protocol includes Modbus, CANOpen agreement.
Preferably, the description of acquisition industrial equipment data needed for the configuration, specifically:
To the data type of device data, alignment thereof, data length, the parameters such as decimal digits are configured.
Preferably, the Internet of Things data collection station includes Bootloader, main program and data edges calculation procedure, institute
Bootloader is stated, main program and data edges calculation procedure are separately compiled and downloaded in Internet of Things data collection station, special
Sign is that the data processing module includes:
Verification unit, for verifying the validity of edge calculations program after main program starting；
Data processing unit, for obtaining the device data in main program by " key/value " after verification passes through, into
Row data edge processing.
Preferably, further includes:
Buffer queue establishes module, for establishing data buffer storage queue and distributing corresponding memory space for each data, and
Collected data are converted to byte stream to cache into the data buffer storage queue.
Preferably, the data conversion module includes:
First converting unit will cache the data conversion for byte stream into standard when recalling data from buffering queue
Data；
Second converting unit is formatted by JSON normal data being converted into " key/value " form.
The present embodiment is acquired by configurableization to industrial data, and the data efficient of different industrial equipments is adopted in realization
Collection, and marginalisation processing is carried out to industrial data using edge calculations machine program, redundant data is filtered out, data are effectively promoted
The validity of network transmission reduces volume of transmitted data, improves the efficiency of industrial data collection, realizes industrial equipment enriched data
Acquisition.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (12)
1. a kind of collecting method towards industrial Internet of Things, which is characterized in that comprising steps of
Internet of Things data collection station is configured for industrial equipment；
Industrial equipment is carried out data acquisition and collected data is converted to byte stream to cache；
By data cached progress data semantic, and be converted to JSON " key/value " form；
Data edges processing is carried out by data of the edge calculations program to " key/value " form；
The data of industrial equipment are uploaded by " key/value " form.
2. a kind of collecting method towards industrial Internet of Things as described in claim 1, which is characterized in that described for industry
Device configuration Internet of Things data collection station, comprising:
Configure the hardware communication interface of industrial equipment and Internet of Things data collection station；
Configure the industry communications protocol of industrial equipment and Internet of Things data collection station；
The description of acquisition industrial equipment supplemental characteristic needed for configuration.
3. a kind of collecting method towards industrial Internet of Things as claimed in claim 2, which is characterized in that the configuration hardware
Communication interface and industry communications protocol, specifically:
Communication interface includes RS485 interface, RS232 interface, CAN interface, Ethernet interface；
Industry communications protocol includes Modbus, CANOpen agreement.
4. a kind of collecting method towards industrial Internet of Things as claimed in claim 2, which is characterized in that needed for the configuration
The description of industrial equipment data is acquired, specifically:
To the data type of device data, alignment thereof, data length, the parameters such as decimal digits are configured.
5. a kind of collecting method towards industrial Internet of Things as described in claim 1, which is characterized in that described to cache number
According to semantization, and JSON " key/value " form is converted to, specifically:
According to the data type of data, alignment thereof, data length, byte stream is converted into general by the parameters such as decimal digits
Double type；
According to the title of data and the data of double type, the form of JSON " key/value " is converted to.
6. a kind of collecting method towards industrial Internet of Things as described in claim 1, which is characterized in that described to pass through edge
Calculation procedure carries out data edges processing to the data of " key/value " form, specifically:
Internet of Things data collection station includes Bootloader, main program and data edges calculation procedure, and the Bootloader is main
Program and data edges calculation procedure separately compile, and download in Internet of Things data collection station；
Edge calculations program obtains the device data in main program by " key/value ", carries out data edges processing.
7. a kind of collecting method towards industrial Internet of Things as described in claim 1, which is characterized in that it is described by " key/
Value " form uploads the data of industrial equipment, specifically:
Internet of Things acquisition terminal and MQTT Broker establish long connection, and data are packaged as JSON format, pass through publish/subscribe
Form sends data to server.
8. a kind of data collection system towards industrial Internet of Things characterized by comprising
Configuration module, for configuring Internet of Things data collection station for industrial equipment；
Collected data for carrying out data acquisition to industrial equipment, and are converted to byte by data acquisition and cache module
Stream is cached；
Data conversion module for the data cached in the form of byte stream to be carried out data semantic, and switchs to JSON
" key/value " form；
Data processing module, for carrying out edge processing to data by " key/value " form using edge calculations program；
Data uploading module, for uploading the data of industrial equipment according to " key/value " form.
9. a kind of data collection system towards industrial Internet of Things as claimed in claim 8, which is characterized in that the configuration module
Include:
Communication unit, for being communicated by USB and host computer, or by Server remote to Internet of Things data collection station into
The relevant data acquisition configuration of row.
10. a kind of data collection system towards industrial Internet of Things as claimed in claim 8, the Internet of Things data collection station packet
Include Bootloader, main program and data edges calculation procedure, the Bootloader, main program and data edges calculation procedure
It separately compiles and downloads in Internet of Things data collection station, which is characterized in that the data processing module includes:
Verification unit, for verifying the validity of edge calculations program after main program starting；
Data processing unit, for obtaining the device data in main program by " key/value ", being counted after verification passes through
According to edge processing.
11. a kind of data collection system towards industrial Internet of Things as claimed in claim 8, which is characterized in that further include:
Buffer queue establishes module, for establishing data buffer storage queue and distributing corresponding memory space for each data, and will adopt
The data collected are converted to byte stream and cache into the data buffer storage queue.
12. a kind of data collection system towards industrial Internet of Things as claimed in claim 11, which is characterized in that the data turn
Changing the mold block includes:
First converting unit will cache the data conversion for byte stream into standard when recalling data from buffering queue
Double type data；
Second converting unit is formatted by JSON normal data being converted into " key/value " form.
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