CN111131477A - Data processing method, device and equipment - Google Patents
Data processing method, device and equipment Download PDFInfo
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- CN111131477A CN111131477A CN201911384375.1A CN201911384375A CN111131477A CN 111131477 A CN111131477 A CN 111131477A CN 201911384375 A CN201911384375 A CN 201911384375A CN 111131477 A CN111131477 A CN 111131477A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5007—Internet protocol [IP] addresses
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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
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Abstract
The invention discloses a data processing method, which can determine the structure of a communication channel according to the information of the layer number in data to be transmitted, can analyze parameters in a parameter sequence into IP addresses and link information of all devices in the communication channel according to the structure of the communication channel, and then can transmit the data to be transmitted to target devices according to the IP addresses and the link information. The invention also discloses a data processing device and equipment, which have the same beneficial effects as the data processing method.
Description
Technical Field
The present invention relates to the field of communications, and in particular, to a data processing method, and to a data processing apparatus and device.
Background
With the development of computer technology, the number of connectable instrumentation devices in a DCS (Distributed Control System) is greatly increased, and specifically, a lower-layer network of a DCS main controller can support and connect a large number of gateways, IO modules, and end instrumentation devices, and the number of instrumentation devices in the entire DCS is large.
Therefore, how to provide a solution to the above technical problem is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a data processing method, which realizes the communication between an equipment management system and a large amount of instrument equipment; another object of the present invention is to provide a data processing apparatus and device, which implement communication between a device management system and a large number of meter devices.
In order to solve the above technical problem, the present invention provides a data processing method, including:
the distributed control system DCS acquires layer number information of a communication channel between the equipment management system and the target equipment from the data to be transmitted sent by the equipment management system DCS;
the DCS determines the structure of the communication channel according to the layer number information and the corresponding relation between the preset layer number information and the structure of the communication channel;
the DCS acquires a parameter sequence consisting of IP address parameters and link number parameters of each device in the communication channel from the data to be transmitted;
the DCS analyzes and obtains the IP address and the link information of each device in the communication channel according to the structure of the communication channel and the parameter sequence;
and the DCS transmits the data to be transmitted to the target equipment according to the IP address and the link information.
Preferably, the DCS is specifically a sub-device in the DCS;
the transmitting, by the DCS, the data to be transmitted to the target device according to the IP address and the link information specifically includes:
the sub-equipment of the DCS judges whether the sub-equipment is the target equipment or not;
and if not, the sub-equipment of the DCS transmits the data to be transmitted to the next-stage equipment connected with the sub-equipment in the communication channel according to the IP address and the link information.
Preferably, the data processing method further includes:
the method comprises the steps that an equipment management system determines the equipment type of equipment to which data to be processed belongs in a Distributed Control System (DCS);
the equipment management system processes the data to be processed according to a processing flow corresponding to the equipment type and obtains a processing result;
and the equipment management system processes the processing result according to the processing task type of the data to be processed.
Preferably, the data processing method further includes:
the equipment management system determines a plurality of instrument data writing tasks with the same quantity and content of the sub-services;
the equipment management system judges whether each sub-service supports caching or not;
if so, the equipment management system writes the processing results of all the sub-services which support caching in the same kind into a cache region;
and the equipment management system writes the processing results of the sub-services of the same kind in the cache region into storage equipment in batches.
Preferably, the storage device is a database.
Preferably, after determining whether each of the sub-services supports caching, the data processing method further includes:
if not, the equipment management system directly writes the processing result of the sub-service which does not support caching into the storage equipment.
Preferably, in the parameter sequence, the IP address of each device is represented by a single number.
In order to solve the above technical problem, the present invention further provides a data processing apparatus, including:
the distributed control system DCS comprises a first acquisition module, a second acquisition module and a control module, wherein the first acquisition module is used for acquiring layer number information of a communication channel between an equipment management system and target equipment from data to be transmitted sent by the equipment management system by the distributed control system DCS;
a determining module, configured to determine, by the DCS, a structure of a communication channel according to the layer number information and a correspondence between preset layer number information and the structure of the communication channel;
a second obtaining module, configured to obtain, by the DCS, a parameter sequence formed by IP address parameters and link number parameters of each device in the communication channel from the data to be transmitted;
the analysis module is used for analyzing the DCS according to the structure of the communication channel and the parameter sequence to obtain the IP address and the link information of each device in the communication channel;
and the transmission module is used for transmitting the data to be transmitted to the target equipment by the DCS according to the IP address and the link information.
Preferably, the DCS is specifically a sub-device in the DCS;
the transmission module comprises:
the judging module is used for judging whether the sub-equipment of the DCS is the target equipment or not, and if not, triggering the transmission sub-module;
and the transmission sub-module is used for transmitting the data to be transmitted to the next-stage equipment connected with the transmission sub-module in the communication channel by the DCS sub-equipment according to the IP address and the link information.
In order to solve the above technical problem, the present invention further provides a data processing apparatus, including:
a memory for storing a computer program;
a processor for implementing the steps of the data processing method as described in any one of the above when executing the computer program.
The invention provides a data processing method, which can determine the structure of a communication channel according to the information of the layer number in data to be transmitted, can analyze parameters in a parameter sequence into IP addresses and link information of all devices in the communication channel according to the structure of the communication channel, and then can transmit the data to be transmitted to target devices according to the IP addresses and the link information.
The invention also provides a data processing device and equipment, which have the same beneficial effects as the data processing method.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed in the prior art and the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic flow chart of a data processing method according to the present invention;
FIG. 2 is a schematic diagram of a DCS system according to the present invention;
FIG. 3 is a schematic structural diagram of a data processing apparatus according to the present invention;
fig. 4 is a schematic structural diagram of a data processing apparatus according to the present invention.
Detailed Description
The core of the invention is to provide a data processing method, which realizes the communication between the equipment management system and a large amount of instrument equipment; the other core of the invention is to provide a data processing device and equipment, which realize the communication between the equipment management system and a large amount of instrument equipment.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic flow chart of a data processing method according to the present invention, including:
step S1: the distributed control system DCS acquires the layer number information of a communication channel between the equipment management system and target equipment from the data to be transmitted sent by the equipment management system DCS;
specifically, a large number of gateways and input/output IO modules can be connected to a main controller in the DCS, the IO modules can be finally connected to terminal instrument devices, the number of instrument devices in the entire DCS is very large, a communication channel between the device management system and a target device specifically refers to a communication channel formed by the main controller, the gateways, the IP modules and the instrument devices, the number of each device in the communication channel may be different, and therefore, when the target devices are different, the number of layers of the communication channel may be different.
Specifically, the execution main body in the embodiment of the present invention may be each device in the DCS, for example, the device management system first transmits data to be transmitted to the main controller, and the main controller may execute each step in the embodiment of the present invention after receiving the data to be transmitted.
The data to be transmitted may include data to be transmitted, and the layer number information may be edited before transmission as part of the data header.
Step S2: the DCS determines the structure of the communication channel according to the layer number information and the corresponding relation between the preset layer number information and the structure of the communication channel;
specifically, in the embodiment of the present invention, the structure of the communication channel between the device management system and the target device has a corresponding relationship with the layer number information, that is, once the layer number is determined, the structure of the communication channel between the device management system and the target device can be determined, for example, when the layer number is 5, the structure of the communication channel may be a master controller-link 1-gateway 1-link 2-gateway 2-link 3-module-link 4-target instrument device, and the like, which is not limited herein.
Specifically, the determined structure can be used as a data base in the subsequent steps.
Step S3: the DCS acquires a parameter sequence consisting of IP address parameters and link number parameters of each device in a communication channel from data to be transmitted;
specifically, the data to be transmitted may include, in addition to the substantial data and the layer number information to be transmitted, a parameter sequence composed of an IP address parameter and a link number parameter of each device in the communication channel, where the parameter sequence may represent link information of the entire communication channel and an IP address of each device, but the device itself in the DCS system cannot directly identify each unit in the parameter sequence and obtain the link information and the IP address, and the parameter sequence may be used as a data basis in subsequent steps.
Step S4: the DCS analyzes and obtains the IP address and the link information of each device in the communication channel according to the structure and the parameter sequence of the communication channel;
in this embodiment of the present invention, specific link information or IP addresses represented by each parameter in the parameter sequence may be analyzed according to the determined structure of the communication channel, for example, when the structure of the communication channel is host controller-link 1-gateway 1-link 2-gateway 2-link 3-module-link 4-target instrument device, the parameter sequence is 123456789, then 1 may correspond to the IP address of the host controller, 2 may correspond to the link information of link 1 (for example, a data transmission protocol that needs to be used by the link), 3 may correspond to the IP address of gateway 1, and so on, of course, the corresponding relationship between the link information and the parameter and the corresponding relationship between the IP address and the parameter are used in the analysis process, which is not limited herein.
Of course, besides the specific form of the parameter sequence and the specific process of parsing the parameter sequence listed above, the specific form of the parameter sequence and the specific process of parsing the parameter sequence may also be in other various forms, and the embodiments of the present invention are not limited herein.
In particular, because of the large number of digits in the parameter sequence, it can be organized into a large number of different forms to characterize the communication channels corresponding to a large number of target meter devices.
Step S5: and the DCS transmits the data to be transmitted to the target equipment according to the IP address and the link information.
Specifically, after the IP address and the link information of the communication channel are obtained, the data to be transmitted can be transmitted to the target device according to the IP address and the link information, and finally, communication between the device management system and a large amount of instrument devices is achieved.
The data processing method in the embodiment of the invention can be suitable for MACS systems of different versions, such as the MACS system of old version and the MACS system provided with the latest rapid master control, the MACS systems of different versions have differences in structure and design, and are matched with a bottom K series general IO module K-VIO01 which is of a fixed interface type. Therefore, the design based on the fast master communication interface is also required to be compatible with MACS systems of other versions, and the embodiment of the present invention is not limited herein.
In addition, the device management System may be of various types, for example, HAMS (HOLLiAS assembly management System, and time-of-interest device management System), and the like, and the embodiment of the present invention is not limited herein.
It should be noted that, the header of the data to be transmitted may include, in addition to the layer number information and the parameter sequence, length information of the header and a service number, and the service number may be a communication service number, for example, a read service number, a write service number, a polling service number, and the like.
Specifically, referring to fig. 2, fig. 2 is a schematic structural diagram of a DCS system provided by the present invention, under the multi-level extensible communication interface, not only dynamic parsing and forwarding of communication data to each layer can be realized, but also specific module types are not distinguished, and no matter a conventional input/output module fixes an analog input AI or an analog output AO type, or a general IO module K-VIO01 supports uniformly, thereby realizing topology communication of communication channels with different layers.
The invention provides a data processing method, which can determine the structure of a communication channel according to the information of the layer number in data to be transmitted, can analyze parameters in a parameter sequence into IP addresses and link information of all devices in the communication channel according to the structure of the communication channel, and then can transmit the data to be transmitted to target devices according to the IP addresses and the link information.
On the basis of the above-described embodiment:
as a preferred embodiment, the DCS is specifically a sub-device in the DCS;
the specific steps of transmitting the data to be transmitted to the target device by the DCS according to the IP address and the link information are as follows:
the sub-equipment of the DCS judges whether the sub-equipment is target equipment or not;
if not, the sub-equipment of the DCS transmits the data to be transmitted to the next-stage equipment connected with the sub-equipment in the communication channel according to the IP address and the link information.
Specifically, the sub-devices of the DCS may sequentially perform the above steps after receiving the data to be transmitted, for example, when the device management system sends data to the instrument device, the device management system first receives the data to be transmitted as a main controller, and the main controller may determine whether the device is a target device according to the IP address and the link information, and if not, may transmit the data to be transmitted to a next-stage device connected to the device in the communication channel according to the IP address and the link information, so that the next device transmits the data again.
As a preferred embodiment, the data processing method further includes:
the method comprises the steps that an equipment management system determines the equipment type of equipment to which data to be processed belongs in a Distributed Control System (DCS);
the equipment management system processes the data to be processed according to the processing flow corresponding to the equipment type and obtains a processing result;
and the equipment management system processes the processing result according to the processing task type of the data to be processed.
Specifically, the device management system processes data when sending data to the target device or receiving data sent by the target device, for example, before sending data to the target device, the device management system first needs to perform preprocessing by using a processing flow corresponding to the device type of the target device, but in the prior art, the device management system sequentially determines whether the device type of the data to be processed is the device type a by using an inefficient recursive call method, and if not, determines whether the device type is the device type B, and sequentially polls until determining the type of the device to which the data to be processed belongs (the device to which the data to be processed is sent or the device which sends the data to be processed to the device management system), which has low efficiency and slow speed The device of the standby management system), the device type can be determined in one step, a red polling mode in the prior art is not needed, and the processing speed and efficiency are improved.
After the device type is determined, the data to be processed may be processed according to the processing flow corresponding to the device type to obtain a processing result, and after the processing result is obtained, the processing result may be processed according to the processing task type of the data to be processed, for example, when the processing task type is a pre-processing task before sending of the data to be sent, the processing result may be sent to the target device, or when the processing task type is a pre-processing task of the device to be stored sent to the instrument device, the processing result may be stored, and the like.
The device type may be multiple, and for example, the device type may include an instrument device, a gateway device, an IO module device, a main control device, and the like, which is not limited herein in the embodiment of the present invention.
It should be noted that the determining of the device type of the device to which the data to be processed belongs in the distributed control system DCS may be specifically accomplished by using a node-associated data structure node maintained by a scheduling layer and matching with a corresponding algorithm, and the embodiment of the present invention is not limited herein.
As a preferred embodiment, the data processing method further includes:
the equipment management system determines a plurality of instrument data writing tasks with the same quantity and content of the sub-services;
the equipment management system judges whether each seed service supports caching;
if so, the equipment management system writes the processing results of all the sub-services which support the cache in the same type into the cache region;
and the equipment management system writes the processing results of the sub-services of the same kind in the cache area into the storage equipment in batches.
Specifically, the instrument data write-in task means that after the instrument data is sent to the equipment management system by the instrument equipment, the equipment management system needs to write the instrument data into the storage equipment for storage, each instrument data write-in task comprises a plurality of sub-services, in the prior art, after each sub-service is executed, the processing results of the sub-services are directly written into the storage equipment, the number of interaction times with the storage equipment is large, and the speed is slow, in the present application, the processing results of the same type of sub-services in the multiple instrument data write-in tasks with the same number of sub-services and the same content can be judged, if the processing results of the same type of sub-services support caching, the processing results of all the same type of sub-services supporting caching can be written into the cache region first, then the processing results of the same type of sub-services in the cache region are written into the storage equipment in batch, and the processing results of the same type of sub-services are written in batch, interaction times with the storage device are reduced, and storage efficiency is improved.
As a preferred embodiment, the storage device is a database.
Specifically, the database has the advantages of high processing speed, large storage capacity, high reliability and the like.
Of course, the storage device may be of other types besides a database, and the embodiment of the present invention is not limited herein.
As a preferred embodiment, after determining whether each sub-service supports caching, the data processing method further includes:
if not, the equipment management system directly writes the processing result of the sub-service which does not support the cache into the storage equipment.
Specifically, for the sub-services that do not support caching, the same processing mode as the original one may be adopted, that is, the processing result of a single sub-service may be directly written into the storage device.
As a preferred embodiment, the IP address of each device in the parameter sequence is represented by a single number.
Specifically, the form of a single number may reduce the data transmission amount, and further improve the data transmission speed, of course, the IP address of each device may be represented by parameters in other forms, or may even be directly represented in the form of a real IP address, which is not limited herein in the embodiment of the present invention.
Referring to fig. 3, fig. 3 is a schematic structural diagram of a data processing apparatus according to the present invention, including:
the distributed control system comprises a first acquisition module 1, a second acquisition module and a third acquisition module, wherein the first acquisition module is used for acquiring the layer number information of a communication channel between a device management system and target equipment from data to be transmitted sent by the device management system by a Distributed Control System (DCS);
the determining module 2 is used for the DCS to determine the structure of the communication channel according to the layer number information and the corresponding relation between the preset layer number information and the structure of the communication channel;
a second obtaining module 3, configured to obtain, from the data to be transmitted, a parameter sequence including an IP address parameter and a link number parameter of each device in the communication channel by the DCS;
the analysis module 4 is used for the DCS to analyze and obtain the IP address and the link information of each device in the communication channel according to the structure and the parameter sequence of the communication channel;
and the transmission module 5 is used for the DCS to transmit the data to be transmitted to the target equipment according to the IP address and the link information.
As a preferred embodiment, the DCS is specifically a sub-device in the DCS;
the transmission module includes:
the judging module is used for judging whether the sub-equipment of the DCS is the target equipment or not, and if not, triggering the transmission sub-module;
and the transmission submodule is used for transmitting the data to be transmitted to the next-stage equipment connected with the transmission submodule in the communication channel by the DCS submodule according to the IP address and the link information.
For the introduction of the data processing apparatus provided in the embodiment of the present invention, reference is made to the foregoing embodiment of the data processing method, and details of the embodiment of the present invention are not repeated herein.
Referring to fig. 4, fig. 4 is a schematic structural diagram of a data processing apparatus according to the present invention, including:
a memory 6 for storing a computer program;
a processor 7 for implementing the steps of the data processing method as any one of the above when executing the computer program.
For the introduction of the data processing apparatus provided in the embodiment of the present invention, reference is made to the foregoing embodiment of the data processing method, and details of the embodiment of the present invention are not repeated herein.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A data processing method, comprising:
the distributed control system DCS acquires layer number information of a communication channel between the equipment management system and the target equipment from the data to be transmitted sent by the equipment management system DCS;
the DCS determines the structure of the communication channel according to the layer number information and the corresponding relation between the preset layer number information and the structure of the communication channel;
the DCS acquires a parameter sequence consisting of IP address parameters and link number parameters of each device in the communication channel from the data to be transmitted;
the DCS analyzes and obtains the IP address and the link information of each device in the communication channel according to the structure of the communication channel and the parameter sequence;
and the DCS transmits the data to be transmitted to the target equipment according to the IP address and the link information.
2. The data processing method of claim 1, wherein the DCS is specifically a sub-device in the DCS;
the transmitting, by the DCS, the data to be transmitted to the target device according to the IP address and the link information specifically includes:
the sub-equipment of the DCS judges whether the sub-equipment is the target equipment or not;
and if not, the sub-equipment of the DCS transmits the data to be transmitted to the next-stage equipment connected with the sub-equipment in the communication channel according to the IP address and the link information.
3. The data processing method of claim 1, further comprising:
the method comprises the steps that an equipment management system determines the equipment type of equipment to which data to be processed belongs in a Distributed Control System (DCS);
the equipment management system processes the data to be processed according to a processing flow corresponding to the equipment type and obtains a processing result;
and the equipment management system processes the processing result according to the processing task type of the data to be processed.
4. The data processing method of claim 3, further comprising:
the equipment management system determines a plurality of instrument data writing tasks with the same quantity and content of the sub-services;
the equipment management system judges whether each sub-service supports caching or not;
if so, the equipment management system writes the processing results of all the sub-services which support caching in the same kind into a cache region;
and the equipment management system writes the processing results of the sub-services of the same kind in the cache region into storage equipment in batches.
5. The data processing method of claim 4, wherein the storage device is a database.
6. The data processing method according to claim 4, wherein after determining whether each of the sub-services supports caching, the data processing method further comprises:
if not, the equipment management system directly writes the processing result of the sub-service which does not support caching into the storage equipment.
7. The data processing method according to any one of claims 1 to 6, wherein the IP address of each device in the parameter sequence is represented by a single number.
8. A data processing apparatus, comprising:
the distributed control system DCS comprises a first acquisition module, a second acquisition module and a control module, wherein the first acquisition module is used for acquiring layer number information of a communication channel between an equipment management system and target equipment from data to be transmitted sent by the equipment management system by the distributed control system DCS;
a determining module, configured to determine, by the DCS, a structure of a communication channel according to the layer number information and a correspondence between preset layer number information and the structure of the communication channel;
a second obtaining module, configured to obtain, by the DCS, a parameter sequence formed by IP address parameters and link number parameters of each device in the communication channel from the data to be transmitted;
the analysis module is used for analyzing the DCS according to the structure of the communication channel and the parameter sequence to obtain the IP address and the link information of each device in the communication channel;
and the transmission module is used for transmitting the data to be transmitted to the target equipment by the DCS according to the IP address and the link information.
9. The data processing apparatus of claim 8, wherein the DCS is specifically a sub-device in the DCS;
the transmission module comprises:
the judging module is used for judging whether the sub-equipment of the DCS is the target equipment or not, and if not, triggering the transmission sub-module;
and the transmission sub-module is used for transmitting the data to be transmitted to the next-stage equipment connected with the transmission sub-module in the communication channel by the DCS sub-equipment according to the IP address and the link information.
10. A data processing apparatus, characterized by comprising:
a memory for storing a computer program;
a processor for implementing the steps of the data processing method according to any one of claims 1 to 7 when executing the computer program.
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