CN110191025B - Intelligent gateway data acquisition and test method and device - Google Patents
Intelligent gateway data acquisition and test method and device Download PDFInfo
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- CN110191025B CN110191025B CN201910490716.7A CN201910490716A CN110191025B CN 110191025 B CN110191025 B CN 110191025B CN 201910490716 A CN201910490716 A CN 201910490716A CN 110191025 B CN110191025 B CN 110191025B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/66—Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/50—Testing arrangements
Abstract
The invention discloses a data acquisition and test method for an intelligent gateway, which comprises the following steps of configuring parameters of the intelligent gateway; programming the PLC using a programmer; configuring an acquisition gateway by using an edge computing method; and testing the switching value, the pulse value and the analog value of the acquired data, and automatically analyzing the test result. Compared with other methods, the method has the advantages of good flexibility, higher reliability, higher test precision and smaller error.
Description
Technical Field
The invention relates to the technical field of communication, in particular to an intelligent gateway data acquisition and test method and device.
Background
A large amount of data are needed to be used in multiple industries such as transportation, electric power, water conservancy, meteorology, environmental protection, industrial automation, energy mineral deposit, medical treatment, agriculture, forestry, petroleum and buildings, and the most data acquisition is an industrial gateway at present.
By testing the data acquisition function of the industrial gateway, whether the industrial gateway has the most basic data acquisition and forwarding function of the industrial gateway can be known. Through this test, can learn whether industrial gateway has multiple communication mode, whether supports multiple collection communication protocol, whether supports multiple internet of things protocol, whether has communication protocol conversion function? The test cost of the current industrial control gateway test method is higher.
Disclosure of Invention
The invention provides an intelligent gateway data acquisition and test method and device, and aims to solve the problem that an industrial control gateway test method in the prior art is high in acquisition and test cost.
The invention provides an intelligent gateway data acquisition and test method, which comprises the following steps:
configuring intelligent gateway parameters;
programming the PLC using a programmer;
configuring an acquisition gateway by using an edge computing method;
testing the switching value, the pulse value and the analog value of the acquired data, and automatically analyzing the test result;
the configuring the intelligent gateway parameters comprises: configuring system parameters; configuring an acquisition channel and a forwarding channel of an intelligent gateway; wherein the system parameters include: networking mode, WAN port setting and system setting;
the configuration of the collection channel and the forwarding channel comprises the following steps: and establishing an acquisition channel, an acquisition protocol and a data tag.
Preferably, the PLC is programmed using a programmer, comprising: the PLC was programmed using the PLC programming software STEP7 of Siemens S7-200.
Preferably, the configuring of the acquisition gateway using a method of edge computing comprises:
configuring a collected data label with switching value, analog quantity and pulse quantity and a collected data label link; the edge calculation method refers to processing the acquired data according to the data type.
Preferably, the collected data is subjected to switching value, pulse value and analog value tests, and the test result is automatically analyzed, wherein the testing result comprises the following steps:
sending a switch acquisition test case ID, a pulse quantity acquisition test case ID and an analog quantity test case ID to a management test platform;
the comprehensive test software of the management test platform analyzes the response data, compares the response data with an expected result, and stores the test ID number and the response data;
the management test platform is an application platform for test managers, and the management of the PLC equipment, the maintenance of test cases/test items, the printing of integrated bar codes, the recognition of code scanning guns, the execution of test work orders, the analysis of test results and the automatic generation of test reports are carried out through the management test platform.
On the other hand, the invention also provides an intelligent gateway data acquisition and test device, which comprises:
the configuration unit is used for configuring intelligent gateway parameters; the configuring the intelligent gateway parameters comprises: configuring system parameters; configuring an acquisition channel and a forwarding channel of an intelligent gateway; wherein the system parameters include: networking mode, WAN port setting and system setting; the configuration of the collection channel and the forwarding channel comprises the following steps: and establishing an acquisition channel, an acquisition protocol and a data tag.
A programming unit for programming the PLC using a programmer;
the analysis unit is used for configuring the acquisition gateway by using an edge calculation method, testing the switching value, the pulse value and the analog value of the acquired data and automatically analyzing the test result;
preferably, the programming unit is further configured to program the PLC using the programming software STEP7 of the PLC of siemens S7-200.
Preferably, the analysis unit is further configured to configure a collected data tag with a switching value, an analog value, and a pulse value and a collected data tag link; the edge calculation method refers to processing the acquired data according to the data type.
Preferably, the analysis unit is further configured to send a switch acquisition test case ID, a pulse quantity acquisition test case ID, and an analog quantity test case ID to the management test platform; the comprehensive test software of the management test platform analyzes the response data, compares the response data with an expected result, and stores the test ID number and the response data; the management test platform is an application platform for test managers, and the management of the PLC equipment, the maintenance of test cases/test items, the printing of integrated bar codes, the recognition of code scanning guns, the execution of test work orders, the analysis of test results and the automatic generation of test reports are carried out through the management test platform.
The invention has the following beneficial effects:
according to the invention, the intelligent gateway is configured, the management platform is utilized to improve the precision and reliability of data testing, and the testing cost is reduced, so that the problem of high acquisition and testing cost in the prior art is effectively solved.
Drawings
Fig. 1 is a schematic flowchart of a data collection and test method for an intelligent gateway according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of an intelligent gateway data acquisition testing apparatus according to a second embodiment of the present invention.
Detailed Description
The first embodiment of the present invention provides an intelligent gateway data acquisition and test method, and referring to fig. 1, the method includes:
s101, configuring intelligent gateway parameters;
s102, programming the PLC by using a programmer;
s103, configuring an acquisition gateway by using an edge calculation method;
s104, testing the switching value, the pulse value and the analog value of the acquired data, and automatically analyzing a test result;
specifically, the embodiment of the present invention configures parameters of an intelligent gateway; the method comprises the following steps:
configuring system parameters; configuring an acquisition channel and a forwarding channel of an intelligent gateway; the system parameters include: networking mode, WAN port setting and system setting; setting a networking mode to be a WiFi mode through a configuration tool; setting a WAN port in a WiFi mode; the system setting comprises synchronizing the system time and setting the gateway name by using a configuration tool;
in the embodiment of the invention, the configuration of the acquisition channel comprises the steps of newly building the acquisition channel, newly building an acquisition protocol and newly building a data tag; newly building an acquisition channel, wherein the step of setting an IP address and a port number of acquisition equipment is included; newly establishing an acquisition protocol, including selecting a ModbusTcp protocol; and the new data label comprises the type and the reading and writing direction of the data label.
Specifically, the programming of the PLC using a programmer; the method comprises the following steps:
the PLC is programmed by using the programming software STEP7 of the PLC of Siemens S7-200, and the specific STEPs are as follows:
newly creating a PLC type, and storing the file in a folder of mwp; setting the editor type as STL; clicking a contact point on the tool bar, and selecting an element; defining symbolic address according to the type of the intelligent gateway, writing a test program, compiling the program, and debugging and running the program.
Specifically, an acquisition gateway is configured by using an edge computing method; the method comprises the following steps:
configuring a collected data label with switching value, analog quantity and pulse quantity and a collected data label link; the switching amount is a boolean type data type; the analog quantity is an integer or floating-point data type, and the pulse quantity is an integer data type; configuring a collected data tag link; the edge calculation method is to process the collected data according to the data type; the method comprises the following steps:
when the data type is integer type and floating point type, the edge calculation configuration is as follows:
whether to cache: the data has a cache line break function.
Whether to take the absolute value: example (c): -6 has an absolute value of 6; 6 Absolute value of 6
Whether to negate: example (c): 6 is inverted to 6,6 is inverted to-6
Coefficient calculation: and converting the acquired data into y, ax and b.
And (3) range conversion: for example: the signal of 4-20 ma comes from the site, and the range of the device is 0-300
The maximum measuring range is as follows: 300, maximum acquisition: 20
The minimum measuring range: 0 acquisition min: 4
And (3) filtering the effective range of the data: data that exceeds the valid range will be removed.
Rate of change: when the data changes within the range of the change rate, the gateway judges that the data does not change.
Alarm configuration: and setting alarm parameters of the data. When the alarm switch selects "on", the parameters of the alarm configuration are displayed: high limit, low limit and alarm delay.
Alarm delay: indicating that an alarm is to be considered to have occurred when an alarm condition is always true for a certain amount of time.
When the data type is boolean, the edge calculation is configured as follows:
whether to cache: the data has a line break cache function
Whether to negate: example (c): the 0 is inverted to 1, and the 1 is inverted to 0.
Alarm configuration: and setting alarm parameters of the data.
When the alarm switch selects "on", the parameters of the alarm configuration are displayed: alarm content (ON), alarm content (OFF), alarm type, alarm delay.
There are three types of alarms:
and (4) change alarm: when there is a change in the value, an alarm occurs.
Alarm from 1 to 0: when the old value is 1 and the new value is 0, an alarm occurs.
Alarm from 0 to 1: when the old value is 0 and the new value is 1, an alarm occurs.
Alarm delay: indicating how long an alarm condition occurs before an alarm is considered to occur.
Specifically, the switching value, the pulse value and the analog value of the acquired data are tested, and the test result is automatically analyzed; the method comprises the following steps:
sending a switch acquisition test case ID, a pulse quantity acquisition test case ID and an analog quantity test case ID to a management test platform; analyzing the response data by the comprehensive test software of the management test platform, comparing the response data with an expected result, and storing the test ID number and the response data; if the test case ID number exists, the test control software sends the test case ID to the intelligent gateway, and the intelligent gateway returns a result to the test control software; the test result comprises three parts: 1. and (3) comparing the results: normal or wrong; 2. raw data: data given by a signal source or data after edge calculation; 3. collecting data: collected data obtained from an industrial gateway; the management test platform automatically analyzes the test result and returns a final result; the management test platform is an application platform for test managers, and the main functions of the management test platform comprise: the method comprises the steps of PLC equipment management, test case/test item maintenance, integrated bar code printing, code scanning gun identification, test work order execution, test result analysis, test report automatic generation and the like.
As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:
(1) compared with the existing method, the method of the invention has better reliability;
(2) compared with the existing method, the method of the invention has higher precision.
The method according to an embodiment of the invention will be explained and illustrated in detail below by means of a specific example:
the invention provides an intelligent gateway data acquisition and test method, which comprises the following steps:
configuring intelligent gateway parameters
Configuring system parameters; configuring an acquisition channel and a forwarding channel of an intelligent gateway; the system parameters include: networking mode, WAN port setting and system setting; setting a networking mode to be a WiFi mode through a configuration tool; setting a WAN port in a WiFi mode; setting WiFi external network mode parameters including the service area number of a WiFi hotspot and the MAC address of the WiFi hotspot, scanning a network to obtain a WiFi hotspot network list, and selecting the WiFi hotspot to be connected by a user as required; setting WiFi intranet mode parameters including names and passwords of WiFi hotspots;
the system setting comprises synchronizing the system time and setting the gateway name by using a configuration tool;
the configuration of the acquisition channel comprises the steps of building an acquisition channel, building an acquisition protocol and building a data tag; newly building an acquisition channel, wherein the step of setting an IP address and a port number of acquisition equipment is included; newly establishing an acquisition protocol, including selecting a ModbusTcp protocol; for the ModbusTcp acquisition protocol, the polling interval of the gateway acquisition equipment is set to be 2 seconds, the communication time is set to be 0.5 second, and the byte sequence is 8-byte floating-point byte sequence.
Newly building a data label, wherein the type and the reading and writing direction of the data label are set; the types of the data labels are integer, floating point, Boolean and character strings; the read-write direction is divided into read-only, write-only and read-write.
Programming a PLC using a programmer
The programming software of the PLC of Siemens S7-200 is STEP7 for programming the PLC, and the specific STEPs are as follows:
newly creating a PLC type, and storing the file in a folder of mwp; setting the editor type as STL; clicking a contact point on the tool bar, and selecting an element; defining symbolic address according to the type of the intelligent gateway, writing a test program, compiling the program, and debugging and running the program.
Method for configuring acquisition gateway using edge computing
Configuring an acquisition gateway by using an edge computing method; the method comprises the following steps:
configuring a collected data label with switching value, analog quantity and pulse quantity and a collected data label link; the switching amount is a boolean type data type; the analog quantity is a data type of integer type or floating point type; the pulse amount is an integer data type; configuring a collected data tag link; the data tag link format is "io.1.2.3". The explanation is as follows:
"IO" indicates that the source of the link point is an acquisition point.
"1" indicates the acquisition channel number.
"2" indicates the number of acquisition devices under the acquisition channel.
"3" indicates the data point number under the acquisition channel and the acquisition device.
The edge calculation method is to process the collected data according to the data type; the method comprises the following steps:
when the data type is integer type and floating point type, the edge calculation configuration is as follows:
whether to cache: the data has a cache line break function.
Whether to take the absolute value: example (c): -6 has an absolute value of 6; 6 Absolute value of 6
Whether to negate: example (c): 6 is inverted to 6,6 is inverted to-6
Coefficient calculation: and converting the acquired data into y, ax and b.
And (3) range conversion: for example: the signal of 4-20 ma comes from the site, and the range of the device is 0-300
The maximum measuring range is as follows: 300, maximum acquisition: 20
The minimum measuring range: 0 acquisition min: 4
And (3) filtering the effective range of the data: data that exceeds the valid range will be removed.
Rate of change: when the data changes within the range of the change rate, the gateway judges that the data does not change.
Alarm configuration: and setting alarm parameters of the data. When the alarm switch selects "on", the parameters of the alarm configuration are displayed: high limit, low limit and alarm delay.
Alarm delay: indicating that an alarm is to be considered to have occurred when an alarm condition is always true for a certain amount of time.
When the data type is boolean, the edge calculation is configured as follows:
whether to cache: the data has a line break cache function
Whether to negate: example (c): the 0 is inverted to 1, and the 1 is inverted to 0.
Alarm configuration: and setting alarm parameters of the data.
When the alarm switch selects "on", the parameters of the alarm configuration are displayed: alarm content (ON), alarm content (OFF), alarm type, alarm delay.
There are three types of alarms:
and (4) change alarm: when there is a change in the value, an alarm occurs.
Alarm from 1 to 0: when the old value is 1 and the new value is 0, an alarm occurs.
Alarm from 0 to 1: when the old value is 0 and the new value is 1, an alarm occurs.
Alarm delay: indicating how long an alarm condition occurs before an alarm is considered to occur.
Testing the on-off value, pulse value and analog value of the collected data, and automatically analyzing the test result
Sending a switch acquisition test case ID, a pulse quantity acquisition test case ID and an analog quantity test case ID to a management test platform; analyzing the response data by the comprehensive test software of the management test platform, comparing the response data with an expected result, and storing the test ID number and the response data; if the test case ID number exists, the test control software sends the test case ID to the intelligent gateway, and the intelligent gateway returns a result to the test control software; the test result comprises three parts: 1. and (3) comparing the results: normal or wrong; 2. raw data: data given by a signal source or data after edge calculation; 3. collecting data: collected data obtained from an industrial gateway; the management test platform automatically analyzes the test result and returns a final result; the management test platform is an application platform for test managers, and the main functions of the management test platform comprise: the method comprises the steps of PLC equipment management, test case/test item maintenance, integrated bar code printing, code scanning gun identification, test work order execution, test result analysis, automatic test report generation and the like.
A second embodiment of the present invention provides an intelligent gateway data acquisition and testing apparatus, referring to fig. 2, including:
the configuration unit is used for configuring intelligent gateway parameters; the configuring the intelligent gateway parameters comprises: configuring system parameters; configuring an acquisition channel and a forwarding channel of an intelligent gateway; wherein the system parameters include: networking mode, WAN port setting and system setting; the configuration of the collection channel and the forwarding channel comprises the following steps: and establishing an acquisition channel, an acquisition protocol and a data tag.
A programming unit for programming the PLC using a programmer;
the analysis unit is used for configuring the acquisition gateway by using an edge calculation method, testing the switching value, the pulse value and the analog value of the acquired data and automatically analyzing the test result;
in specific implementation, the programming unit of the embodiment of the invention is further used for programming the PLC by using the programming software STEP7 of the PLC of Siemens S7-200.
In specific implementation, the analysis unit in the embodiment of the present invention is further configured to configure a collected data tag having a switching value, an analog value, and a pulse value, and a collected data tag link; the edge calculation method refers to processing the acquired data according to the data type. Sending a switch acquisition test case ID, a pulse quantity acquisition test case ID and an analog quantity test case ID to the management test platform; the comprehensive test software of the management test platform analyzes the response data, compares the response data with an expected result, and stores the test ID number and the response data; the management test platform is an application platform for test managers, and the management of the PLC equipment, the maintenance of test cases/test items, the printing of integrated bar codes, the recognition of code scanning guns, the execution of test work orders, the analysis of test results and the automatic generation of test reports are carried out through the management test platform.
The relevant content of the embodiments of the present invention can be understood by referring to the first embodiment of the present invention, and will not be discussed in detail herein.
Although the preferred embodiments of the present invention have been disclosed for illustrative purposes, those skilled in the art will appreciate that various modifications, additions and substitutions are possible, and the scope of the invention should not be limited to the embodiments described above.
Claims (8)
1. A data acquisition and test method for an industrial control gateway is characterized by comprising the following steps:
configuring industrial control gateway parameters;
programming a PLC by using a programmer, wherein the PLC is programmed to define symbolic addresses according to the type of the industrial control gateway and write a test program;
configuring an industrial control gateway using a method of edge computing, comprising: processing the acquired data according to the data type, and adopting different configuration modes for configuring the data type to be integer and floating point and configuring the data type to be Boolean;
testing the switching value, the pulse value and the analog value of the acquired data, and automatically analyzing the test result;
the configuring the industrial control gateway parameters comprises: configuring system parameters; configuring an acquisition channel and a forwarding channel of an industrial control gateway; wherein the system parameters include: networking mode, WAN port setting and system setting;
the configuration of the collection channel and the forwarding channel comprises the following steps: and establishing an acquisition channel, an acquisition protocol and a data tag.
2. The industrial control gateway data collection testing method of claim 1, wherein programming the PLC with a programmer comprises:
the PLC was programmed using the PLC programming software STEP7 of Siemens S7-200.
3. The industrial control gateway data collection testing method of claim 1, wherein configuring the industrial control gateway using a method of edge computing comprises:
configuring a collected data label with switching value, analog quantity and pulse quantity and a collected data label link; the edge calculation method refers to processing the acquired data according to the data type.
4. The industrial control gateway data collection testing method of any one of claims 1-3, wherein the collected data is subjected to switching value, pulse value and analog value tests, and the test results are automatically analyzed, and the method comprises the following steps:
sending a switch acquisition test case ID, a pulse quantity acquisition test case ID and an analog quantity test case ID to a management test platform;
the comprehensive test software of the management test platform analyzes the response data, compares the response data with an expected result, and stores the test ID number and the response data;
the management test platform is an application platform for test managers, and the management of the PLC equipment, the maintenance of test cases/test items, the printing of integrated bar codes, the recognition of code scanning guns, the execution of test work orders, the analysis of test results and the automatic generation of test reports are carried out through the management test platform.
5. The utility model provides an industrial control gateway data acquisition testing arrangement which characterized in that includes:
the configuration unit is used for configuring industrial control gateway parameters; the configuring the industrial control gateway parameters comprises: configuring system parameters; configuring an acquisition channel and a forwarding channel of an industrial control gateway; wherein the system parameters include: networking mode, WAN port setting and system setting; the configuration of the collection channel and the forwarding channel comprises the following steps: establishing an acquisition channel, an acquisition protocol and a data tag;
the PLC programming unit is used for programming the PLC by using a programmer, and the PLC programming is used for writing a test program according to the type definition symbolic address of the industrial control gateway;
the analysis unit is used for configuring the industrial control gateway by using an edge calculation method, performing switching value, pulse value and analog value tests on the acquired data, and automatically analyzing a test result, wherein the step of configuring the industrial control gateway by using the edge calculation method comprises the following steps: processing the collected data according to the data type, and adopting different configuration modes for configuring the data type to be integer and floating point and configuring the data type to be Boolean.
6. The industrial control gateway data collection testing device of claim 5,
the programming unit is also used for programming the PLC by using the programming software STEP7 of the PLC of Siemens S7-200.
7. The industrial control gateway data collection testing device of claim 5,
the analysis unit is also used for configuring a collected data label with switching value, analog quantity and pulse quantity and a collected data label link; the edge calculation method refers to processing the acquired data according to the data type.
8. The industrial control gateway data collection testing device of any one of claims 5-7,
the analysis unit is also used for sending a switch acquisition test case ID, a pulse quantity acquisition test case ID and an analog quantity test case ID to the management test platform; the comprehensive test software of the management test platform analyzes the response data, compares the response data with an expected result, and stores the test ID number and the response data; the management test platform is an application platform for test managers, and the management of the PLC equipment, the maintenance of test cases/test items, the printing of integrated bar codes, the recognition of code scanning guns, the execution of test work orders, the analysis of test results and the automatic generation of test reports are carried out through the management test platform.
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