CN102333031A - Device intelligent access system based on device adaptation technology, and method of the same - Google Patents
Device intelligent access system based on device adaptation technology, and method of the same Download PDFInfo
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Abstract
The invention discloses a device intelligent access system based on a device adaptation technology. The system is arranged at a transformer substation and communicated with a power supply bureau and a data acquisition device, and comprises a device management module, a plug-in and specification management module and a communication management module, wherein the device management module comprises a device information model unit and a device management center unit; the plug-in and specification management unit comprises a device plug-in unit, a device plug-in management unit and a device specification library unit; and the communication management unit comprises a device communication interface unit, a device data sending unit, a device data receiving unit and a message bus unit. The system has strong expansibility and compatibility, needs less system transformation works while being compatible to old devices and old protocols or accessing to new devices and new protocols, thereby saving labor cost and reducing work load.
Description
Technical field
The present invention relates to a kind of equipment technology that accesses terminal, more specifically relate to the intelligent terminal access technology in a kind of transformer station.
Background technology
In the substation equipment on-line monitoring system, it is a crucial step that device intelligence inserts.The device category of transformer station is various, and the characteristic of distinct device has nothing in common with each other, and the interface mode that different equipment adopts also scarcely together, has RS485; RS232, multiple interfaces modes such as network interface, communication protocol has MODBUS, CDT; The IEC60870-5-103 stipulations, multiple stipulations such as IEC61850 stipulations, and also the standard of communication protocol is brought in constant renewal in; Comparison MODBUS is early arranged, and the CDT stipulations also have the new stipulations that meet the IEC61850 standard; The form of message also has the different forms of expression according to different producers, different device type and different service fields.Traditional electrical substation monitoring system is by the producer's exploitation and the foundation of equipment, and each device all has special relatively independent, the complete system to this equipment of a cover.Owing to adopt different monitoring mode and monitoring system to different equipment, along with the continuous increase of using, the device resource of transformer station with repeated configuration so that cause serious waste.Insert new equipment and monitoring system thereof if desired; Perhaps an old existing device monitoring system is carried out upgrading; The traditional solution is exactly that exploitation separately is to the monitoring equipment and the interface of this equipment; Access way is very not convenient, and the time of cost, manpower and cost are very high; Different equipment is because manufacturer has nothing in common with each other, and the stipulations and the message format of use also have nothing in common with each other, and all need carry out customized development and modification to equipment, and field adjustable complicacy and access period are long, and is very unfavorable for expansion, needs to consume lot of manpower and material resources.
In order to utilize existing resource as much as possible; Industry adopted following mode in recent years usually: to the equipment of different communication protocols; The mode of communications protocol transducer is set up in employing; Realize between monitoring system and the communication protocol conversion work of monitoring system and equipment room, convert communication protocol into unified stipulations that monitoring system can be discerned.But this mode still has a lot of problems: the conversion between different stipulations; Need different communications protocol transducers,, must customize the communications protocol transducer and transform even change to different equipment connection modes and message format; If system need upgrade or field apparatus needs upgrading; Corresponding communications protocol transducer also just needs upgrading or purchases in addition, and field adjustable complicacy and access period are long, if insert new equipment or old equipment and monitoring system thereof needs to upgrade; Just need corresponding communications protocol transducer of configuration or the corresponding communications protocol conversion equipment of exploitation; To the access of the old and new's equipment or the use of new stipulations, all can be complicated and consuming time, waste supernumerary's power and material resources.
More than the common shortcoming of these modes be exactly; Autgmentability and compatibility are not strong, can only be directed against single equipment or single-protocol, perhaps when inserting new equipment, New Deal, all need a large amount of retrofit works to existed system in compatible used equipment, old agreement; Even develop new system; But its actual business function can't increase to some extent, so just causes original function and system to be wasted, and the workload of consumption and cost also are huge.
Summary of the invention
Technical problem to be solved by this invention is, overcomes the shortcoming of prior art, provide a kind of autgmentability with compatible strong, save time, save the device intelligence connecting system based on the equipment adaptation technique of human cost.
Simultaneously, another object of the present invention is to provide this device intelligence cut-in method based on the equipment adaptation technique.
In order to solve above technical problem; The present invention provides a kind of device intelligence connecting system based on the equipment adaptation technique, and said system is arranged at transformer station, communicates by letter with data acquisition equipment with power supply administration; Comprise device management module, plug-in unit and stipulations administration module and communication management module, wherein:
Said device management module comprises:
The facility information model unit is used for facility information is abideed by IEC 61850 standard unified Modeling, and the interface model of both-way communication is provided, and according to the facility information present situation, to primary equipment and secondary device modeling simultaneously;
The equipment management center unit is used to store and the log-on message of management equipment and the sign of packing into;
Said plug-in unit and stipulations administration module comprise:
The equipment bound cell is used for equipment as plug-in unit Organization And Management, and plugin information comprises the characteristic information of various kinds of equipment, comprises manufacturer, production time, unit check mechanism and corresponding configuration information;
Equipment plug-in management unit comprises set identifier and equipment emptier, is used for the loading and the unloaded operation of the equipment of being responsible for and configuration information thereof, and the detection of system cycle property has or not equipment to insert;
Equipment stipulations library unit comprises protocol converter, is used for various communication protocols are managed and realized the automatic conversion of stipulations;
Communication management module comprises:
The device talk interface unit; Be used for realizing two-way communication based on IEC 61850 with checkout equipment; And realize the COMTRADE of transformer station file and the transmission of IED configuration file and resolve support IEC state monitoring apparatus accesses 61850 standards and non-IEC 61850 standards;
The device data transmitting element is used for handling and the assembling message content, sends textual information to equipment;
The device data receiving element is used for the textual information that receiving equipment sends, and handles;
The messaging bus unit is used for transfer control instruction and data content, and transmits the data that slave unit obtains.
Further qualification scheme of the present invention does, for the different equipment of compatibility, described equipment bound cell comprises serial equipment plug-in unit and network communication equipment plug-in unit, and the equipment plug-in unit can be expanded according to different equipment.Simultaneously, equipment plug-in unit and transformer station realize interface with three kinds of modes: based on the model information transmission of MMS, act on behalf of based on the file transfer of MMS with based on the transparent communication of TCP/IP.Wherein, the transparent communication agency adaptation based on TCP/IP also has most state monitoring apparatus can not support the situation of IEC 61850 at present.Transmit configuration file, COMTRADE curve data file based on SCL from transformer station, these files are fitted to the CIM model of expansion through concrete document analysis plug-in unit, through the CIS interface, realize the interface with EMS/OMS etc.
Further, described equipment stipulations library unit comprises many sets of data structure, and the definition of many sets of data structure is with reference to MODBUS, CDT, IEC60870-5-103 and IEC61850 Standards Code frame structures specified and application service data cell form.
Further; Protocol converter in the described equipment stipulations storehouse is supported following traditional stipulations conversion: IEC60870-5 series stipulations, CDT stipulations, MODBUS stipulations, DNP stipulations, RP570 stipulations, question and answer mode stipulations and circulating stipulations based on the IEC61850 communication standard.
The present invention also provides a kind of device intelligence cut-in method based on the equipment adaptation technique, and comprise equipment and insert step, device data forwarding step and device data receiving step, wherein:
Equipment inserts step:
The equipment access device communication interface that (1) will insert, equipment plug-in management unit detects the equipment of access, starting device identifier, recording equipment information and equipment stipulations and version information thereof;
(2) set identifier in the equipment management center unit retrieval facility whether register, if not registration, then the facility information with record in the step (1) registers to the equipment management center unit, and equipment packed into is labeled as very; If register, the equipment of then directly putting is packed into and is masked as very;
(3) equipment stipulations information is loaded into equipment stipulations library unit, and starts protocol converter, convert communication protocol to communication standard up to specification;
The device data forwarding step:
(1) the messaging bus unit receives the Equipment Control instruction, obtains the information of controlled device and the information of control signal according to command content, and the detailed content of control command;
(2) according to the information and the information of control signal of the equipment of the needs obtained in the step (1) control, the stipulations information of extraction corresponding device in the slave unit stipulations library unit;
(3), the details of the control command that obtains in the step (1) are met the making and the group bag of the control message of communication standard according to stipulations information;
(4) apparatus for establishing data transmit queue is put into transmit queue with the device control data of making in the step (3), is carried out successively in order by transmit queue paired domination number certificate;
(5) the device talk interface unit is constructed the device talk passage according to the information of the equipment of the needs control that obtains in the step (1), and sends to equipment from the device data transmit queue acquisition control data that step (4) is set up through the device talk passage;
(6) equipment is according to the format receiving data formation of stipulations regulations, and unpacks message information;
(7) analytic message goes out the intrinsic and operation information of useful device with the message format analysis by appointment that receives, and submits to the messaging bus cell processing;
(8) the messaging bus unit receives and resolves parameter and the operation information that the good specific equipment of message wait is taken corresponding device away;
The device data receiving step:
(1) the messaging bus unit receives devices communicating instruction, obtains the information and the information of signal that are asked to communication equipment according to command content, and the detailed content of instructing;
(2) mate according to the facility information of the requirement communication that obtains in the step (1) and the information of this equipment, unpack if coupling is correctly carried out message;
(3) according to stipulations information unpack successively the equipment and the facility information content type thereof that will receive, the information that extraction needs from the messaging bus unit is also submitted to the equipment of information requirement;
(4) obtain message information after, system receives message information and unpacks operation according to communication standard, system is converted into the pairing equipment rule schemata of this equipment with information more then, to obtain correct message information.
To further qualification scheme of the present invention is to be through the step that the device talk passage sends to equipment with data in the step of said device data forwarding step (5):
(1) from free time transmission message buffer chained list, distribute one to send message buffer; The type of message that judgement will be sent; If data message utilizes this buffering area to generate a session-layer protocol data cell, dynamically add heading and transport layer protocol control information during transmission; If the connection management message directly generates a transport layer protocol data cell in this buffering area, increase heading;
(2) main task will generate the control information of message, pass to network guard task through pipeline mechanism and send;
(3) initialization network guard task; The pipe file describing word that socket is corresponding is arranged on to be read in the file description number of words group, and network guard task comprises the initial pointer of message buffer, message buffering section length, start of message (SOM) pointer, message physical length, transport layer type of message;
(4) when the file description word of network guard task wait is ready; Network guard task obtains execution opportunity; The file description number of words group of inspection storage system return value; If message is arranged on the pipeline, then read pipeline message, obtain pipeline message indication message as the current network message that will send; If web socket can be write, send the message that did not send last time earlier; If this sends the message that did not send last time fully, and has message in the pipeline, read ducted message again, obtain pipeline message indication message as the current network message that will send;
(5) if the current message that needs to send does not send fully, the state of mark socket can be write for needing the wait web socket; If the current message that needs to send sends fully, and has not had message in the pipeline, the state of mark socket waits for that for needing the corresponding pipeline of socket has the message that will send; State according to each socket is marked, and waits for that if desired the corresponding pipeline of socket has the message that will send, and then is arranged on read states with the pipe file describing word.
After receiving the devices communicating instruction in the step of said device data receiving step (1); Need process through resolving, splitting and recombinate; Method of operation is: the byte number that obtains this packet earlier through the data structure of control command; If the content that receives is greater than this byte number, then elder generation cuts into a text with the data content of front, and then obtains next length of data package information from rest parts; If the length of the not enough packet of content that receives or rest parts then needs elder generation to start and once receives operation,, and then repeat above-mentioned packet cutting operation at the back with the data splicing that newly receives to existing content.
The invention has the beneficial effects as follows: the present invention adopts different plug-in units and the automatic converter of stipulations; Compatible strong; Perhaps when inserting new equipment, New Deal, need not do a large amount of system reform work in compatible used equipment, old agreement, practice thrift human cost and workload; Device communication interface provides two-way communication, reduces the dependence to distinct device, improves the containing property of distinct device function, reduces the degree of coupling between communication equipment, thereby improves the maintainability and the extensibility of system; In addition, equipment stipulations library unit reacts transmission information rapidly and accurately, has bigger processing feedback capability, compatible various communication modes, and the merging of digital quantity and transmission further are the development trend of current automation digital terminal to the intelligent object transition.
Description of drawings
Fig. 1 is the application structure figure of the device intelligence connecting system based on the equipment adaptation technique of the present invention;
Fig. 2 is the cut-away view of the device intelligence connecting system based on the equipment adaptation technique of the present invention;
Fig. 3 is a logic system schematic diagram of the present invention;
Fig. 4 is the flow chart of device data forwarding step;
Fig. 5 is the flow chart of device data receiving step.
Embodiment
Present embodiment provides a kind of device intelligence connecting system based on the equipment adaptation technique; The application structure figure of said system is as shown in Figure 1; Said system is arranged at transformer station, communicates by letter with data acquisition equipment with power supply administration, with the data processing of data acquisition equipment and send to power supply administration.
The content structure figure of said system is as shown in Figure 2, comprises device management module, plug-in unit and stipulations administration module and communication management module, wherein:
Said device management module comprises:
The facility information model unit is used for facility information is abideed by IEC 61850 standard unified Modeling, and the interface model of both-way communication is provided, and according to the facility information present situation, to primary equipment and secondary device modeling simultaneously.In IEC 61850 standards, 4 logical nodes that are specifically designed to the high-tension apparatus status monitoring have only been defined: liquid medium insulation SIML, gas medium insulation SIMG, electric arc SARC, partial discharge SPDC.Along with the development of status monitoring and sensor technology, these logical nodes and the data that comprise thereof can not be satisfied the demand, and the present invention can be easily requires to expand by the expansion principle of IEC 61850 standards according to the access of distinct device, supports backward compatible fully.
The equipment management center unit is used to store and the log-on message of management equipment and the sign of packing into.The equipment that system inserts after each new access is perhaps unloaded again all can carry out the information registration in the equipment management center unit; When finding to have equipment to insert; At first search equipment and have or not registration to equipment management center; If registration does not then register to equipment management center with facility information and equipment packed into and is labeled as very, then directly put equipment and pack into and be masked as very if the equipment that inserts can find in equipment management center.
Said plug-in unit and stipulations administration module comprise:
The equipment bound cell is used for equipment as plug-in unit Organization And Management, and plugin information comprises the characteristic information of various kinds of equipment, comprises manufacturer, production time, unit check mechanism and corresponding configuration information.Described equipment bound cell comprises serial equipment plug-in unit and network communication equipment plug-in unit, and the equipment plug-in unit can be expanded according to different equipment.
Simultaneously, equipment plug-in unit and transformer station realize interface with three kinds of modes: based on the model information transmission of MMS, act on behalf of based on the file transfer of MMS with based on the transparent communication of TCP/IP.Wherein, the transparent communication agency adaptation based on TCP/IP also has most state monitoring apparatus can not support the situation of IEC 61850 at present.Transmit configuration file, COMTRADE curve data file based on SCL from transformer station, these files are fitted to the CIM model of expansion through concrete document analysis plug-in unit, through the CIS interface, realize the interface with EMS/OMS etc.
Equipment plug-in management unit comprises set identifier and equipment emptier, is used for the loading and the unloaded operation of the equipment of being responsible for and configuration information thereof, and the detection of system cycle property has or not equipment to insert.If find to have equipment to insert, system is with the starting device identifier, and set identifier detects the also manufacturer and the communication protocol information of recording equipment, and through these information, the corresponding communication standard will searched and match in system in the equipment management center unit; If finding has equipment to shift out, system deletes the starting device emptier with the relevant information of unloading equipment and with its configuration of devices information in the lump.
Equipment stipulations library unit comprises protocol converter, is used for various communication protocols are managed and realized the automatic conversion of stipulations.Described equipment stipulations library unit comprises many sets of data structure; The definition of many sets of data structure is with reference to MODBUS, CDT, IEC60870-5-103 and IEC61850 Standards Code frame structures specified and application service data cell form; Accomplish the definition of many sets of data structure; Forming many stipulations storehouse, thereby effectively carry out the message communication of each big producer stipulations, IEC61850 stipulations adaptation technique gets into digital transformer substation for the smart machine that does not satisfy the IEC61850 communication standard and intelligent grid provides solution; Through this protocol converter; Any development need not done by smart machine manufacturer, and the communication interface or the communication protocol of smart machine own only need be provided, and just can realize the IEC61850 communication standard.Protocol converter in the described equipment stipulations storehouse is supported following traditional stipulations conversion: IEC60870-5 series stipulations, CDT stipulations, MODBUS stipulations, DNP stipulations, RP570 stipulations, question and answer mode stipulations and circulating stipulations based on the IEC61850 communication standard.
Communication management module comprises:
The device talk interface unit; Be used for realizing two-way communication based on IEC 61850 with checkout equipment; And realize the COMTRADE of transformer station file and the transmission of IED configuration file and resolve support IEC state monitoring apparatus accesses 61850 standards and non-IEC 61850 standards.
The device data transmitting element is used for handling and the assembling message content, sends textual information to equipment.
The device data receiving element is used for the textual information that receiving equipment sends, and handles.
The messaging bus unit is used for transfer control instruction and data content, and transmits the data that slave unit obtains.
Sending message is to send to the messaging bus unit, and needs to indicate the type of message that sends; Simultaneously, anyone can answer message at any time from messaging bus, and can screen through type of message, receives only the current information of being concerned about.Messaging bus is a special application, it can with application that it is connected between pass-along message.Through messaging bus, message has realized communicating by letter of many-one and one-to-many on man-to-man communication protocol basis.Messaging bus provides the interface of oneself, comprises method and signal, through sending the method that message comes the message call bus to provide.
The present invention also provides a kind of device intelligence cut-in method based on the equipment adaptation technique, and comprise equipment and insert step, device data forwarding step and device data receiving step, wherein:
The flow chart of equipment access step is as shown in Figure 3, and concrete operations are:
The equipment access device communication interface that (1) will insert, equipment plug-in management unit detects the equipment of access, starting device identifier, recording equipment information and equipment stipulations and version information thereof;
(2) set identifier in the equipment management center unit retrieval facility whether register, if not registration, then the facility information with record in the step (1) registers to the equipment management center unit, and equipment packed into is labeled as very; If register, the equipment of then directly putting is packed into and is masked as very;
(3) equipment stipulations information is loaded into equipment stipulations library unit, and starts protocol converter, convert communication protocol to communication standard up to specification;
The flow chart of device data forwarding step is as shown in Figure 4, and concrete operations are:
(1) the messaging bus unit receives the Equipment Control instruction, obtains the information of controlled device and the information of control signal according to command content, and the detailed content of control command;
(2) according to the information and the information of control signal of the equipment of the needs obtained in the step (1) control, the stipulations information of extraction corresponding device in the slave unit stipulations library unit;
(3), the details of the control command that obtains in the step (1) are met the making and the group bag of the control message of communication standard according to stipulations information;
(4) apparatus for establishing data transmit queue is put into transmit queue with the device control data of making in the step (3), is carried out successively in order by transmit queue paired domination number certificate;
(5) the device talk interface unit is constructed the device talk passage according to the information of the equipment of the needs control that obtains in the step (1), and sends to equipment from the device data transmit queue acquisition control data that step (4) is set up through the device talk passage;
(6) equipment is according to the format receiving data formation of stipulations regulations, and unpacks message information;
(7) analytic message goes out the intrinsic and operation information of useful device with the message format analysis by appointment that receives, and submits to the messaging bus cell processing;
(8) the messaging bus unit receives and resolves parameter and the operation information that the good specific equipment of message wait is taken corresponding device away;
In addition, in the step of said device data forwarding step (5) through the step that the device talk passage sends to equipment be with data:
(1) from free time transmission message buffer chained list, distribute one to send message buffer; The type of message that judgement will be sent; If data message utilizes this buffering area to generate a session-layer protocol data cell, dynamically add heading and transport layer protocol control information during transmission; If the connection management message directly generates a transport layer protocol data cell in this buffering area, increase heading;
(2) main task will generate the control information of message, pass to network guard task through pipeline mechanism and send;
(3) initialization network guard task; The pipe file describing word that socket is corresponding is arranged on to be read in the file description number of words group, and network guard task comprises the initial pointer of message buffer, message buffering section length, start of message (SOM) pointer, message physical length, transport layer type of message;
(4) when the file description word of network guard task wait is ready; Network guard task obtains execution opportunity; The file description number of words group of inspection storage system return value; If message is arranged on the pipeline, then read pipeline message, obtain pipeline message indication message as the current network message that will send; If web socket can be write, send the message that did not send last time earlier; If this sends the message that did not send last time fully, and has message in the pipeline, read ducted message again, obtain pipeline message indication message as the current network message that will send;
(5) if the current message that needs to send does not send fully, the state of mark socket can be write for needing the wait web socket; If the current message that needs to send sends fully, and has not had message in the pipeline, the state of mark socket waits for that for needing the corresponding pipeline of socket has the message that will send; State according to each socket is marked, and waits for that if desired the corresponding pipeline of socket has the message that will send, and then is arranged on read states with the pipe file describing word.
The flow chart of device data receiving step is as shown in Figure 5, and concrete operations are:
(1) the messaging bus unit receives devices communicating instruction, obtains the information and the information of signal that are asked to communication equipment according to command content, and the detailed content of instructing;
(2) mate according to the facility information of the requirement communication that obtains in the step (1) and the information of this equipment, unpack if coupling is correctly carried out message;
(3) according to stipulations information unpack successively the equipment and the facility information content type thereof that will receive, the information that extraction needs from the messaging bus unit is also submitted to the equipment of information requirement;
(4) obtain message information after, system receives message information and unpacks operation according to communication standard, system is converted into the pairing equipment rule schemata of this equipment with information more then, to obtain correct message information.
In addition; After receiving the devices communicating instruction in the step (1); Need the process through resolving, splitting and recombinate, method of operation is: obtain the byte number of this packet earlier through the data structure of control command, if the content that receives is greater than this byte number; Then elder generation cuts into a text with the data content of front, and then obtains next length of data package information from rest parts; If the length of the not enough packet of content that receives or rest parts then needs elder generation to start and once receives operation,, and then repeat above-mentioned packet cutting operation at the back with the data splicing that newly receives to existing content.
Except that the foregoing description, the present invention can also have other execution modes.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection range of requirement of the present invention.
Claims (7)
1. device intelligence connecting system based on the equipment adaptation technique, said system is arranged at transformer station, communicates by letter with data acquisition equipment with power supply administration, it is characterized in that: comprise device management module, plug-in unit and stipulations administration module and communication management module, wherein:
Said device management module comprises:
The facility information model unit is used for to the facility information unified Modeling interface model of both-way communication being provided, and according to the facility information present situation, to primary equipment and secondary device modeling simultaneously;
The equipment management center unit is used to store and the log-on message of management equipment and the sign of packing into;
Said plug-in unit and stipulations administration module comprise:
The equipment bound cell is used for equipment as plug-in unit Organization And Management, and plugin information comprises the characteristic information of various kinds of equipment;
Equipment plug-in management unit comprises set identifier and equipment emptier, is used for the loading and the unloaded operation of the equipment of being responsible for and configuration information thereof, and the detection of system cycle property has or not equipment to insert;
Equipment stipulations library unit comprises protocol converter, is used for various communication protocols are managed and realized the automatic conversion of stipulations;
Communication management module comprises:
The device talk interface unit is used for realizing two-way communication with checkout equipment, and realizes the transmission and the parsing of transformer station's configuration file;
The device data transmitting element is used for handling and the assembling message content, sends textual information to equipment;
The device data receiving element is used for the textual information that receiving equipment sends, and handles;
The messaging bus unit is used for transfer control instruction and data content, and transmits the data that slave unit obtains.
2. the device intelligence connecting system based on the equipment adaptation technique according to claim 1 is characterized in that described equipment bound cell comprises serial equipment plug-in unit and network communication equipment plug-in unit.
3. the device intelligence connecting system based on the equipment adaptation technique according to claim 1; It is characterized in that; Described equipment stipulations library unit comprises many sets of data structure, and the definition of many sets of data structure is with reference to MODBUS, CDT, IEC60870-5-103 and IEC61850 Standards Code frame structures specified and application service data cell form.
4. the device intelligence connecting system based on the equipment adaptation technique according to claim 1; It is characterized in that; Protocol converter in the described equipment stipulations storehouse is supported following traditional stipulations conversion: IEC60870-5 series stipulations, CDT stipulations, MODBUS stipulations, DNP stipulations, RP570 stipulations, question and answer mode stipulations and circulating stipulations based on the IEC61850 communication standard.
5. the device intelligence cut-in method based on the equipment adaptation technique is characterized in that, comprise equipment and insert step, device data forwarding step and device data receiving step, wherein:
Equipment inserts step:
The equipment access device communication interface that (1) will insert, equipment plug-in management unit detects the equipment of access, starting device identifier, recording equipment information and equipment stipulations and version information thereof;
(2) set identifier in the equipment management center unit retrieval facility whether register, if not registration, then the facility information with record in the step (1) registers to the equipment management center unit, and equipment packed into is labeled as very; If register, the equipment of then directly putting is packed into and is masked as very;
(3) equipment stipulations information is loaded into equipment stipulations library unit, and starts protocol converter, convert communication protocol to communication standard up to specification;
The device data forwarding step:
(1) the messaging bus unit receives the Equipment Control instruction, obtains the information of controlled device and the information of control signal according to command content, and the detailed content of control command;
(2) according to the information and the information of control signal of the equipment of the needs obtained in the step (1) control, the stipulations information of extraction corresponding device in the slave unit stipulations library unit;
(3), the details of the control command that obtains in the step (1) are met the making and the group bag of the control message of communication standard according to stipulations information;
(4) apparatus for establishing data transmit queue is put into transmit queue with the device control data of making in the step (3), is carried out successively in order by transmit queue paired domination number certificate;
(5) the device talk interface unit is constructed the device talk passage according to the information of the equipment of the needs control that obtains in the step (1), and sends to equipment from the device data transmit queue acquisition control data that step (4) is set up through the device talk passage;
(6) equipment is according to the format receiving data formation of stipulations regulations, and unpacks message information;
(7) analytic message goes out the intrinsic and operation information of useful device with the message format analysis by appointment that receives, and submits to the messaging bus cell processing;
(8) the messaging bus unit receives and resolves parameter and the operation information that the good specific equipment of message wait is taken corresponding device away;
The device data receiving step:
(1) the messaging bus unit receives devices communicating instruction, obtains the information and the information of signal that are asked to communication equipment according to command content, and the detailed content of instructing;
(2) mate according to the facility information of the requirement communication that obtains in the step (1) and the information of this equipment, unpack if coupling is correctly carried out message;
(3) according to stipulations information unpack successively the equipment and the facility information content type thereof that will receive, the information that extraction needs from the messaging bus unit is also submitted to the equipment of information requirement;
(4) obtain message information after, system receives message information and unpacks operation according to communication standard, system is converted into the pairing equipment rule schemata of this equipment with information more then, to obtain correct message information.
6. the device intelligence cut-in method based on the equipment adaptation technique according to claim 5 is characterized in that, in the step of said device data forwarding step (5) with data through the step that the device talk passage sends to equipment is:
(1) from free time transmission message buffer chained list, distribute one to send message buffer; The type of message that judgement will be sent; If data message utilizes this buffering area to generate a session-layer protocol data cell, dynamically add heading and transport layer protocol control information during transmission; If the connection management message directly generates a transport layer protocol data cell in this buffering area, increase heading;
(2) main task will generate the control information of message, pass to network guard task through pipeline mechanism and send;
(3) initialization network guard task, the pipe file describing word that socket is corresponding is arranged on to be read in the file description number of words group;
(4) when the file description word of network guard task wait is ready; Network guard task obtains execution opportunity; The file description number of words group of inspection storage system return value; If message is arranged on the pipeline, then read pipeline message, obtain pipeline message indication message as the current network message that will send; If web socket can be write, send the message that did not send last time earlier; If this sends the message that did not send last time fully, and has message in the pipeline, read ducted message again, obtain pipeline message indication message as the current network message that will send;
(5) if the current message that needs to send does not send fully, the state of mark socket can be write for needing the wait web socket; If the current message that needs to send sends fully, and has not had message in the pipeline, the state of mark socket waits for that for needing the corresponding pipeline of socket has the message that will send; State according to each socket is marked, and waits for that if desired the corresponding pipeline of socket has the message that will send, and then is arranged on read states with the pipe file describing word.
7. the device intelligence cut-in method based on the equipment adaptation technique according to claim 5; It is characterized in that; After receiving the devices communicating instruction in the step of said device data receiving step (1); Need the process through resolving, splitting and recombinate, method of operation is: obtain the byte number of this packet earlier through the data structure of control command, if the content that receives is greater than this byte number; Then elder generation cuts into a text with the data content of front, and then obtains next length of data package information from rest parts; If the length of the not enough packet of content that receives or rest parts then needs elder generation to start and once receives operation,, and then repeat above-mentioned packet cutting operation at the back with the data splicing that newly receives to existing content.
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