CN109150854A - Dynamic and configurable communication protocol converting system based on XML file - Google Patents
Dynamic and configurable communication protocol converting system based on XML file Download PDFInfo
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- CN109150854A CN109150854A CN201810862482.XA CN201810862482A CN109150854A CN 109150854 A CN109150854 A CN 109150854A CN 201810862482 A CN201810862482 A CN 201810862482A CN 109150854 A CN109150854 A CN 109150854A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/08—Protocols for interworking; Protocol conversion
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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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Abstract
The present invention relates to the communications fields, more particularly to a kind of dynamic and configurable communication protocol converting system based on XML file, comprising: running configuration module, specification configuration module, main control scheduler module, database module, specification parsing module, data acquisition module and plant stand platform communication module.Wherein, running configuration module, main control scheduler module, database module, specification parsing module, data acquisition module are sequentially connected, and specification configuration module, plant stand platform communication module are connect with specification parsing module respectively.By using the present invention, following effect may be implemented: the execution logic of main control scheduler module and rule are formed into running configuration XML file, the execution logic of specification parsing module and rule are formed into specification and configure XML file, is realized by XML technology and easily exchanges data between incompatible system.
Description
Technical field
The present invention relates to the communications fields more particularly to a kind of dynamic and configurable communication protocol based on XML file to convert system
System.
Background technique
Communication protocol converting system is chiefly used in remote station, the main Microcomputer Protection for completing whole station, automatic system, observing and controlling
The data centralized management of equal smart electronics system and data screening, with scheduling or centralized control center's communication interaction.
Existing communication protocol converting system converts the device data that different modes access through specification, forms unified format
Data, station level is sent to by industry ethernet, thus for plant stand mainframe computer system information exchange provide it is unified
Data-interface.
The communication protocol converting system that each producer provides at present, although all having the function that data unify rule schemata conversion
Can, but transverse compatibility is poor, is mainly reflected in several aspects: lack unified configuration tool interface, engineering configuration file
It cannot data set interface disunity general, with plant stand mainframe computer system platform.In addition, the data collection capacity of field device is huge
Greatly, low to the transfer efficiency of data.
Summary of the invention
To solve the above problems, the present invention proposes a kind of dynamic and configurable communication protocol converting system based on XML file.
Dynamic and configurable communication protocol converting system based on XML file, comprising: running configuration module, specification configure mould
Block, main control scheduler module, database module, specification parsing module, data acquisition module and plant stand platform communication module, institute
Running configuration module is stated for formulating the execution logic and rule of main control scheduler module, and by the execution of main control scheduler module
Logic and rule form running configuration XML file, and the running configuration XML file includes to acquisition node in data acquisition module
Quantity, execute sequence, operating mode definition, further include to data type, coefficient in acquisition node data set collected
The definition of parameter and quantity；The specification configuration module is used to formulate the execution logic and rule of specification parsing module, and will rule
About the execution logic of parsing module and rule form specification and configure XML file, and the specification configuration XML file includes according to data
The communication protocol type of acquisition module, respectively to the definition of different communication protocol type；The main control scheduler module is for reading
The running configuration XML file of running configuration module is taken to set with the quantity to acquisition node, execution sequence, operating mode,
And according to the tables of data of the definition creation database module of data type, coefficient parameter and quantity in data set；The database
Module is used to the collected data set of collection in worksite terminal carrying out real-time storage according to data tableau format；The specification parsing
Module configures XML file according to specification and carries out data query, solution to live access device for reading specification configuration XML file
Analysis and remote control commands are executed, and to sending the plant stand platform data to station level to handle；The data acquisition module is used
In being acquired to obtain data set by data of the acquisition node to live access device, and will be acquired by specification parsing module
To data set be sent to specification parsing module；The plant stand platform communication module is used to establish TCP/IP by ethernet communication
Data needed for plant stand platform are sent to the station level network equipment by connection.
Further, the data type includes remote signalling, telemetering and remote pulse, the coefficient parameter include remote signalling, telemetering and
Data corresponding to remote pulse, the quantity include the number of remote signalling, data corresponding to telemetering and remote pulse.
Further, the communication protocol type according to data acquisition module, respectively to different communication protocol type
Definition includes to command function code, register address, register number and the conventions data parsing rule in different communication specification
Definition then, the conventions data resolution rules include height byte order, register offset, byte offset and position offset.
Further, the running configuration XML file further includes the definition to the communication fault-tolerance mechanism inside acquisition node,
The definition of the communication fault-tolerance mechanism includes data time-out acquisition definition and data message error definition, the data time-out acquisition
When definition is included in the acquisition of data time-out or data message error definition, main control scheduler module sends number to data acquisition module
It is acquired again according to acquisition instructions with the data to live access device.
By using the present invention, following effect may be implemented: the execution logic of main control scheduler module and rule are formed
The execution logic of specification parsing module and rule are formed specification and configure XML file, pass through XML technology by running configuration XML file
Realization easily exchanges data between incompatible system.
Detailed description of the invention
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the integral module connection figure of the embodiment of the present invention.
Specific embodiment
Below in conjunction with attached drawing, technical scheme of the present invention will be further described, but the present invention is not limited to these realities
Apply example.
XML refers to extensible markup language (EXtensible Markup Language), the son of standard generalized markup language
Collection, is a kind of for marking electronic document to make it have structural markup language.In electronic computer, label refers to computer
Information symbol to understand is can handle between computer by such label comprising various information such as article etc..It
It is very suitable to WWW transmission, provides unified operation logic and rule to describe and exchange independently of application program or supplier
Structural data, be technology cross-platform, dependent on content in Internet environment, and handle distributed frame now
The effective tool of information.All configuration files are write with the format of XMl inside configuration file, it is cross-platform into
When row data interaction, it can be with cross operating system, can also be across the platform of programming language.
Main idea is that the execution logic of main control scheduler module and rule are formed running configuration XML text
The execution logic of specification parsing module and rule are formed specification and configure XML file, realized by XML technology incompatible by part
System between easily exchange data, while forming XML file tool compared to the data set for arriving data collecting module collected
There is higher exchange efficiency.
In conjunction with attached drawing 1, a kind of dynamic and configurable communication protocol converting system based on XML file, comprising: running configuration mould
Block, specification configuration module, main control scheduler module, database module, specification parsing module, data acquisition module and plant stand are flat
Platform communication module.Wherein, running configuration module, main control scheduler module, database module, specification parsing module, data acquisition
Module is sequentially connected, and specification configuration module, plant stand platform communication module are connect with specification parsing module respectively.
In the present embodiment, running configuration module is used to formulate the execution logic and rule of main control scheduler module, and will
The execution logic and rule of main control scheduler module form running configuration XML file.
Wherein, running configuration XML file includes to the quantity of acquisition node, execution sequence, work in data acquisition module
The definition of mode.Data acquisition module is connect with live access device, and acquisition section is set according to the quantity of live access device
The quantity of point.The execution sequence of acquisition node includes the boot sequence and task schedule sequence of acquisition node.The work of acquisition node
Operation mode is the operating mode under serial port or under ethernet communication mode.Running configuration XML file is to meet reality
The acquisition of the data of border demand and higher efficiency carries out dynamic definition to the quantity, execution sequence, operating mode of acquisition node.
In the present embodiment, running configuration XML file further includes the definition to data set collected.The definition of data set
Definition including data type, coefficient parameter and quantity.Wherein, data type refers to remote signalling, telemetering and remote pulse, coefficient parameter
Refer to that data corresponding to remote signalling, telemetering and remote pulse, quantity refer to the number of the data.By to collected data set
Definition, for obtain required for acquire data set.
In the present embodiment, running configuration XML file further includes the definition to the communication fault-tolerance mechanism inside acquisition node,
The definition of communication fault-tolerance mechanism includes data time-out acquisition definition and data message error definition, and the acquisition definition of data time-out includes
In the acquisition of data time-out or data message error definition, main control scheduler module sends data acquisition to data acquisition module and refers to
Order is acquired again with the data to live access device.It is right if acquiring still time-out or data message error again
The acquisition node is detected, and is repaired to its failure.
In the present embodiment, specification configuration module is used to formulate the execution logic and rule of specification parsing module, and will rule
About the execution logic of parsing module and rule form specification and configure XML file, and the specification configuration XML file includes according to data
The communication protocol type of acquisition module, respectively to the definition of different communication protocol type.The monitoring data class of live access device
Type multiplicity, communication protocol are also different.Such as: DLT-645-2007 communication protocol is used with distribution box；With disengaging wiretap
Protection supervisory equipment in cabinet uses IEC103 specification；ModbusRTU specification is used with frequency changing power device.It is configured in specification
Command function code, register address, register number and conventions data resolution rules, the rule can be defined in XML file
About data resolution rules include height byte order, register offset, byte offset and position offset.Specification configuration module is according to existing
The communication protocol that field access device producer provides, fast integration is without modifying program code.
In the present embodiment, main control scheduler module is used to read the running configuration XML file of running configuration module with right
The quantity of acquisition node, execution sequence, operating mode are set, and the definition of the data set according to running configuration XML file
Create the tables of data of database module.
Tables of data includes terminal table and forwarding table.As shown in table 1, terminal table includes field, type and explanation, and field includes
Name, type, value, unit and datatime, corresponding type are respectively character string, and corresponding explanation is respectively
Data name, remote signalling, telemetering, remote pulse type identification, data value, mutation mark and data renewal time.As shown in table 2, it forwards
Table increases id on the basis of terminal table in field, and corresponding type is shaping, and corresponding explanation is forwarding data
Label.Acquisition node will be adopted according to data, main control scheduler module is acquired in running configuration XML file to the definition of data set
The data collected are filled according to terminal tableau format requirement, and forwarding table is identified on the basis of terminal table, and is used for
It is forwarded to other platforms.
Table 1: terminal table
| Field | Type | Explanation |
| name | Character string | Data name |
| type | Character string | Remote signalling, telemetering, remote pulse type identification |
| value | Character string | Data value |
| unit | Character string | Mutation mark |
| datatime | Character string | Data renewal time |
Table 2: forwarding table
In the present embodiment, database module is used for the collected data set of collection in worksite terminal according to the lattice of tables of data
Formula carries out real-time storage.
In the present embodiment, specification parsing module configures XML file according to specification for reading specification configuration XML file
Data query, parsing are carried out to live access device and execute remote control commands, and to sending to the plant stand platform number of station level
According to being handled.
In the present embodiment, data acquisition module by data of the acquisition node to live access device for being acquired
And specification parsing module is sent for collected data set by specification parsing module.Data acquisition module mainly passes through hardware
Serial ports sends data query frame, including terminal address, register address, inquiry frame check mode etc., and live access device returns
Data answering frame, data answering frame obtained by the corresponding serial ports buffer area connected of reading terminals, and to returned data frame
Carry out validation verification, if data effectively if collected data set is transmitted.Validation verification is to returned data frame
Length and its check code verified.
In the present embodiment, plant stand platform communication module equals plant stand for establishing TCP/IP connection by ethernet communication
Data needed for platform are sent to the station level network equipment.
In the present embodiment, respectively to the quantity of acquisition node in data acquisition module, execute sequence, operating mode is determined
Justice, the definition of data set of acquisition and the definition of the communication fault-tolerance mechanism inside acquisition node form running configuration XML file.
According to the communication protocol type of data acquisition module, respectively to the definition of different communication protocol type, specification configuration XML text is formed
Part.Come the grab type, acquisition mode, communication mode of configuration data with running configuration XML file and specification configuration XML file
Deng.XML file is formed compared to the data set for arriving data collecting module collected, the present invention does not need all configurations to scene
Data are handled, and only need definition primary for each scene.It is realized between incompatible system by XML technology
Data are easily exchanged, while there is higher exchange efficiency.
Those skilled in the art can make various modifications to described specific embodiment
Or supplement or be substituted in a similar manner, however, it does not deviate from the spirit of the invention or surmounts the appended claims determines
The range of justice.
Claims (4)
1. the dynamic and configurable communication protocol converting system based on XML file characterized by comprising running configuration module, rule
About configuration module, main control scheduler module, database module, specification parsing module, data acquisition module and plant stand platform are logical
Believe module,
The running configuration module is used to formulate the execution logic and rule of main control scheduler module, and by main control scheduler module
Execution logic and rule formed running configuration XML file, the running configuration XML file includes adopting in data acquisition module
Collect the quantity of node, execute the definition of sequence, operating mode, further includes to data class in acquisition node data set collected
The definition of type, coefficient parameter and quantity；
The specification configuration module is used to formulate the execution logic and rule of specification parsing module, and holding specification parsing module
Row logic and rule form specification and configure XML file, and the specification configuration XML file includes the communication according to data acquisition module
Protocol type, respectively to the definition of different communication protocol type；The main control scheduler module is for reading running configuration module
Running configuration XML file with to acquisition node quantity, execute sequence, operating mode and set, and according in data set
The tables of data of the definition creation database module of data type, coefficient parameter and quantity；
The database module for being deposited the collected data set of collection in worksite terminal according to data tableau format in real time
Storage；
The specification parsing module configures XML file to live access device for reading specification configuration XML file, according to specification
It carries out data query, parsing and executes remote control commands, and to sending the plant stand platform data to station level to handle；
The data acquisition module is used to be acquired to obtain data set by data of the acquisition node to live access device, and
Specification parsing module is sent by collected data set by specification parsing module；
The plant stand platform communication module is used to establish TCP/IP connection for data needed for plant stand platform by ethernet communication
It is sent to the station level network equipment.
2. the dynamic and configurable communication protocol converting system according to claim 1 based on XML file, which is characterized in that
The data type includes remote signalling, telemetering and remote pulse, and the coefficient parameter includes remote signalling, data corresponding to telemetering and remote pulse,
The quantity includes the number of remote signalling, data corresponding to telemetering and remote pulse.
3. the dynamic and configurable communication protocol converting system according to claim 1 based on XML file, which is characterized in that
The communication protocol type according to data acquisition module includes: respectively logical to difference to the definition of different communication protocol type
Believe the definition of the command function code, register address, register number and conventions data resolution rules in specification, the specification
Data resolution rules include height byte order, register offset, byte offset and position offset.
4. the dynamic and configurable communication protocol converting system according to claim 1 based on XML file, which is characterized in that
The running configuration XML file further includes the definition to the communication fault-tolerance mechanism inside acquisition node, the communication fault-tolerance mechanism
Definition include data time-out acquisition definition and data message error definition, it is super that data time-out acquisition definition is included in data
When acquisition or when data message error definition, main control scheduler module sends data acquisition instructions to existing to data acquisition module
The data of field access device are acquired again.
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| CN111404902A (en) * | 2020-03-08 | 2020-07-10 | 苏州浪潮智能科技有限公司 | Method and device for realizing serial communication message matching based on database |
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| CN113381970A (en) * | 2020-03-10 | 2021-09-10 | 南京南瑞继保电气有限公司 | Main station end broadband measurement preposed data acquisition and processing system |
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| CN115396752A (en) * | 2022-07-29 | 2022-11-25 | 国电南京自动化股份有限公司 | Redis-based biplane data acquisition method and system |
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