CN109886041A - The acquisition method and device of real time data - Google Patents

The acquisition method and device of real time data Download PDF

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Publication number
CN109886041A
CN109886041A CN201910093426.9A CN201910093426A CN109886041A CN 109886041 A CN109886041 A CN 109886041A CN 201910093426 A CN201910093426 A CN 201910093426A CN 109886041 A CN109886041 A CN 109886041A
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China
Prior art keywords
data
real time
scada
measuring point
time data
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CN201910093426.9A
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CN109886041B (en
Inventor
杭小林
王振华
姜闿笈
王泽军
郑锡村
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Xinao Shuneng Technology Co Ltd
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Xinao Shuneng Technology Co Ltd
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Abstract

The present invention provides a kind of acquisition method of real time data and devices, wherein, this method comprises: receiving the data acquisition and monitoring control SCADA measuring point request list that inquiry end is sent, wherein the SCADA measuring point request list includes request of data serial number and data specifying-information;Data item corresponding with the SCADA measuring point request list is acquired from SCADA system;The data item is exported to real time data resource pool, wherein the data resource pond is connect with the inquiry end.Through the invention; SCADA system in the prior art is solved because a large amount of clients by interface directly access the low technical problem of operational efficiency caused by SCADA system real time data; meanwhile realizing the safeguard protection and effectively control of real time data item accessed to different clients.

Description

The acquisition method and device of real time data
Technical field
The present invention relates to energy fields, in particular to the acquisition method and device of a kind of real time data.
Background technique
In the prior art, SCADA (Supervisory Control And DataAcquisition) system, i.e. data Acquisition and supervisor control.SCADA system is computer-based DCS and power automation monitoring system.
RTDB in Industry Control (RTDB-Real Time DataBase) is a branch of Database Systems development, is What database technology combination real-time processing technique generated, it can directly acquire in real time, obtain various data during enterprise operation, And it is translated into the effective public information of all kinds of business.
Field of industrial automation control, it is common to be had using SCADA acquisition data and monitoring site running equipment, in-site installation All kinds of instrument and communication apparatus, SCADA system is acquired by communications protocol obtains data, larger for data acquisition session SCADA system, it usually needs by acquisition range according to region division, dispose IOSERVER and carry out data acquisition task, IOSERVER collection process, which needs to establish with SCADA real-time database, to be communicated, and collected delta data is fed back to SCADA reality in time Shi Ku.
SCADA acquisition system running environment: SCADA server runs the real-time library software of SCADA, configuration database, acquisition Node server runs IOSERVER data acquisition software.IOSERVER software systems require to set from scene according to configuration database Standby acquisition real time data, real time data feed back to SCADA real-time database.
SCADA data acquisition system implementation in the prior art includes: 1, acquires IOSERVER software by deployment, The communication object and data item acquired needed for IOSERVER configuration;2, it is logical to establish data for node IOSERVER and SCADA real-time database Real time data is fed back to SCADA real-time database by road;Upper layer application usually requires access SCADA real time data, in the prior art SCADA real time data is read as shown in Figure 1, Fig. 1 is that present invention SCADA real time data in the prior art reads schematic diagram.
Usually each application is different, and the SCADA real time data item of required offer is different, the characteristics of according to itself is applied, institute The data access mode taken is different.Such as: OPC mode is not supported in the application under usual LINUX, and DBSERVER needs SCADA Producer develops access mandate and interface.
SCADA system generally will limit the client terminal quantity and access frequency of access real-time database, application layer multiple client It is excessive that access SCADA real-time database will lead to SCADA system real-time task, seriously affects SCADA system operational efficiency.
The shortcomings that existing SCADA real time data read access: the same real time data of multiple client repeated acquisition SCADA; SCADA data access interface is complicated;It is big that client accesses SCADA data development amount;SCADA real time data concurrently reads visit The amount of asking is big;For the open SCADA access interface of client, cause data that cannot carry out limitation access authority on demand, there are above Phenomenon can aggravate the burden of data service offer, and data application can not ensure safely.
For the above-mentioned problems in the prior art, at present it is not yet found that the solution of effect.
Summary of the invention
The embodiment of the invention provides a kind of acquisition method of real time data and devices.
According to one embodiment of present invention, a kind of acquisition method of real time data is provided, comprising:
Receive the data acquisition and monitoring control SCADA measuring point request list that inquiry end is sent, wherein the SCADA is surveyed Point request list includes request of data serial number and data specifying-information;
Data item corresponding with the SCADA measuring point request list is acquired from SCADA system;
The data item is exported to real time data resource pool, wherein the data resource pond is connect with the inquiry end.
Optionally, described before acquiring data item corresponding with the SCADA measuring point request list from SCADA system Method further include:
Data Matching is carried out to the SCADA measuring point request list using authorization tool, obtains association request list;
Data item is acquired from SCADA system according to the association request list.
Optionally, carrying out Data Matching to the SCADA measuring point request list using authorization tool includes:
Source TAG table is obtained from the SCADA system;
The data specifying-information of the source TAG table is associated with the foundation of the data specifying-information of the measuring point request list, Generate the association request list of request of data serial number and source measuring point name-matches.
Optionally, it exports by the data item to before real time data resource pool, the method also includes: described in shielding The name information of target measuring point in data item.
According to one embodiment of present invention, the acquisition method of another real time data is provided, comprising:
Data acquisition and monitoring control SCADA measuring point request list are sent to data gateway, wherein the SCADA measuring point Request list includes request of data serial number and data specifying-information;
The correspondence table clause of data access table needed for being obtained according to the request of data serial number;
Real time data resource pool is accessed according to the corresponding table clause, and obtains the data item.
Optionally, the corresponding table clause includes real-time database number, target measuring point title, is visited according to the corresponding table clause It asks real time data resource pool, and obtains the data item and include:
The real time data resource pool is accessed by real-time database number and the target measuring point title, by accessing institute The real-time data base for stating real-time database number reference numeral obtains the real time data of target measuring point title.
According to another embodiment of the invention, a kind of acquisition device of real time data is provided, is applied in data gateway, Include:
Receiving module, for receiving the data acquisition and monitoring control SCADA measuring point request list that inquiry end is sent, In, the SCADA measuring point request list includes request of data serial number and data specifying-information;
Acquisition module, for acquiring data item corresponding with the SCADA measuring point request list from SCADA system;
Transmission module, for exporting the data item to real time data resource pool, wherein the data resource pond and institute State the connection of inquiry end.
According to another embodiment of the invention, the acquisition device of another real time data is provided, is applied at inquiry end, Include:
Sending module, for sending data acquisition and monitoring control SCADA measuring point request list to data gateway, wherein The SCADA measuring point request list includes request of data serial number and data specifying-information;
First obtains module, the correspondence table clause for data access table needed for being obtained according to the request of data serial number;
Second obtains module, is used for sending module, for accessing real time data resource pool according to the corresponding table clause, and Obtain the data item.
According to still another embodiment of the invention, a kind of acquisition system of real time data is provided, comprising: inquiry end, number According to gateway, real time data resource pool, data acquisition and monitoring control SCADA system, wherein
The SCADA system, for acquiring industrial field data;
The data gateway, with the SCADA system, the real time data resource pool and inquiry end connection are used In the request of data according to the inquiry end, corresponding data item is inquired from the SCADA system, and export to the real-time number According to resource pool;
The real time data resource pool is connect, for storing the data item with the data gateway and the inquiry end;
The inquiry end is connect with the data gateway and the real time data resource pool, is used for the data gateway Request of data is sent, and obtains the data item corresponding with the request of data from the real time data resource pool.
Optionally, the inquiry end includes at least one of: WEB client side, SDK client, OPC client.
According to still another embodiment of the invention, a kind of storage medium is additionally provided, meter is stored in the storage medium Calculation machine program, wherein the computer program is arranged to execute the step in any of the above-described embodiment of the method when operation.
According to still another embodiment of the invention, a kind of electronic device, including memory and processor are additionally provided, it is described Computer program is stored in memory, the processor is arranged to run the computer program to execute any of the above-described Step in embodiment of the method.
Through the invention, solve in the prior art SCADA system because a large amount of clients directly access SCADA by interface The low technical problem of operational efficiency caused by system real time data, meanwhile, realize real time data item accessed to different clients Safeguard protection and effectively control.SCADA real time data collection is collected into industrial real time resources library using data gateway software, It using the powerful Real-time Data Service ability of RTDB in Industry Control, is supplied to inquiry end and reads data access, substitute original straight The mode of SCADA real-time database is asked in receiving, while the secure access on demand of data may be implemented by data gateway software, substantially Alleviate SCADA system data access pressure.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is that present invention SCADA real time data in the prior art reads schematic diagram;
Fig. 2 is a kind of hardware block diagram of the acquisition server of real time data of the embodiment of the present invention;
Fig. 3 is a kind of flow chart of the acquisition method of real time data according to an embodiment of the present invention;
Fig. 4 is the flow chart of the acquisition method of another real time data according to an embodiment of the present invention;
Fig. 5 is the SCADA real-time data access schematic diagram based on RTDB in Industry Control of the embodiment of the present invention;
Fig. 6 is the SCADA real-time data base read access flow chart based on RTDB in Industry Control of the embodiment of the present invention;
Fig. 7 is a kind of structural block diagram of the acquisition device of real time data according to an embodiment of the present invention;
Fig. 8 is the acquisition device of another real time data according to an embodiment of the present invention.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people The model that the present invention protects all should belong in member's every other embodiment obtained without making creative work It encloses.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, " Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way Data be interchangeable under appropriate circumstances, so as to the embodiment of the present invention described herein can in addition to illustrating herein or Sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that cover Cover it is non-exclusive include, for example, the process, method, system, product or equipment for containing a series of steps or units are not necessarily limited to Step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, product Or other step or units that equipment is intrinsic.
Embodiment 1
Embodiment of the method provided by the embodiment of the present application one can in server, the network terminal, terminal or It is executed in similar arithmetic unit.For operating on gateway server, Fig. 2 is a kind of real time data of the embodiment of the present invention Acquisition server hardware block diagram.As shown in Fig. 2, gateway server 10 may include one or more (only shows in Fig. 2 One out) (processor 102 can include but is not limited to Micro-processor MCV or programmable logic device FPGA etc. to processor 102 Processing unit) and memory 104 for storing data, optionally, above-mentioned gateway server can also include for communicating function The transmission device 106 and input-output equipment 108 of energy.It will appreciated by the skilled person that structure shown in Fig. 2 is only For signal, the structure of above-mentioned gateway server is not caused to limit.For example, gateway server 10 may also include than in Fig. 2 Shown more perhaps less component or with the configuration different from shown in Fig. 2.
Memory 104 can be used for storing computer program, for example, the software program and module of application software, such as this hair The corresponding computer program of the acquisition method of real time data in bright embodiment, processor 102 are stored in memory by operation Computer program in 104 realizes above-mentioned method thereby executing various function application and data processing.Memory 104 May include high speed random access memory, may also include nonvolatile memory, as one or more magnetic storage device, flash memory, Or other non-volatile solid state memories.In some instances, memory 104 can further comprise relative to processor 102 Remotely located memory, these remote memories can pass through network connection to gateway server 10.The example of above-mentioned network Including but not limited to internet, intranet, local area network, mobile radio communication and combinations thereof.
Transmitting device 106 is used to that data to be received or sent via a network.Above-mentioned network specific example may include The wireless network that the communication providers of gateway server 10 provide.In an example, transmitting device 106 includes that a network is suitable Orchestration (Network Interface Controller, referred to as NIC), can be connected by base station with other network equipments from And it can be communicated with internet.In an example, transmitting device 106 can be radio frequency (Radio Frequency, abbreviation For RF) module, it is used to wirelessly be communicated with internet.
A kind of acquisition method of real time data is provided in the present embodiment, and Fig. 3 is one kind according to an embodiment of the present invention The flow chart of the acquisition method of real time data, as shown in figure 3, the process includes the following steps:
Step S302 receives data acquisition and monitoring control SCADA measuring point request list that inquiry end is sent, wherein institute Stating SCADA measuring point request list includes request of data serial number and data specifying-information;
Step S304 acquires data item corresponding with the SCADA measuring point request list from SCADA system;
Step S306 exports the data item to real time data resource pool, wherein the data resource pond is looked into described Ask end connection.
Through the above steps, it solves SCADA system in the prior art directly to access because a large amount of clients pass through interface The low technical problem of operational efficiency caused by SCADA system real time data, meanwhile, realization accesses real-time number to different clients According to the safeguard protection and effectively control of item.SCADA real time data collection is collected into industrial money in real time using data gateway software Source library is supplied to inquiry end and reads data access, substitution is former using the powerful Real-time Data Service ability of RTDB in Industry Control There is the mode of directly access SCADA real-time database, while the secure access on demand of data may be implemented by data gateway software, Substantially alleviate SCADA system data access pressure.
Optionally, the executing subject of above-mentioned steps can be data gateway, data software, data processing equipment, server, Terminal etc. specifically can be processor, algoritic module etc., but not limited to this.
Optionally, it before acquiring data item corresponding with the SCADA measuring point request list from SCADA system, also wraps It includes: Data Matching being carried out to the SCADA measuring point request list using authorization tool, obtains association request list;According to described Association request list acquires data item from SCADA system.
Optionally, carrying out Data Matching to the SCADA measuring point request list using authorization tool includes: from described SCADA system obtains source TAG table;The data of the data specifying-information of the source TAG table and the measuring point request list are described Information establishes association, generates the association request list of request of data serial number and source measuring point name-matches.
Optionally, it exports by the data item to before real time data resource pool, further includes: shield in the data item The name information of target measuring point.To the Security Techniques of real time data item, original measuring point name information is shielded, can be passed through Encryption Algorithm shields original measuring point name information, ensures the data safety demand of different application access SCADA system.
The acquisition method of another real time data is provided in the present embodiment, and Fig. 4 is according to an embodiment of the present invention another A kind of flow chart of the acquisition method of real time data, as shown in figure 4, the process includes the following steps:
Step S402 sends data acquisition and monitoring control SCADA measuring point request list to data gateway, wherein described SCADA measuring point request list includes request of data serial number and data specifying-information;
Step S404, the correspondence table clause of data access table needed for being obtained according to the request of data serial number;
Step S406 accesses real time data resource pool according to the corresponding table clause, and obtains the data item.
Optionally, the corresponding table clause includes real-time database number, target measuring point title, is visited according to the corresponding table clause Ask real time data resource pool, and obtaining the data item includes: to visit by real-time database number and the target measuring point title Ask the real time data resource pool, the real-time data base by accessing the real-time database number reference numeral obtains target measuring point name The real time data of title.
Fig. 5 is the SCADA real-time data access schematic diagram based on RTDB in Industry Control of the embodiment of the present invention, passes through number The shared real-time data base of write-in is uniformly processed according to gateway, client is obtained by reading the corresponding real-time measuring point value of real-time database.
Fig. 6 is the SCADA real-time data base read access flow chart based on RTDB in Industry Control of the embodiment of the present invention, It is explained and illustrated for the complete interaction flow to the present embodiment, the main body of process interaction includes: SCADA system A, data Gateway B, data client D, real time data resource pool D, process include:
The first step, SCADA system acquire industrial field data, provide real-time database data access interface service, specifically include:
(1) IOSERVER of SCADA system A acquires industrial field data by source TAG table L1, and real time data is written The real-time database A1 of SCADA system A;
Source TAG table L1 includes: that source measuring point ID, source measuring point title TAG_S, source data describe TAG_DESC, data access side Formula;Data access mode includes: WEBSEVICE, DB, OPC.
(2) data service module of SCADA system A provides real-time data acquisition interface service for data gateway B.
Second step, data client application SCADA real-time data access authorization obtain required data access with confidence Breath, specifically includes:
The request of data Q1 of data client C verifies client identity to data access control S1;
The SCADA measuring point request list X1 that request of data Q1 is accessed needed for generating, executes C_1 process, and C_1 process is that will survey Point request list X1 is sent to data access control S1;
Wherein, X1 includes that request of data serial number QID, data describe TAG_DESC;
The data access control of data gateway B uses specific authorisation tool, request list X1 to be authorized is passed through artificial Data Matching process is completed in audit
The data that the data that matching process is source TAG table L1 describe TAG_DESC and request list X1 describe TAG_DESC and build Vertical association, generates the correspondence Table X 2 of request of data serial number QID and source measuring point title TAG_S;
Source measuring point title TAG_S is calculated using ordinary cryptographic algorithm and generates target measuring point title TAG_D, TAG_D shielding The title content that original measuring point title TAG_S is included
It is synchronous to execute C_2 process, C_3 process
C_2 process is that data access table B1, C_3 process will be written by the data item of authorization for that will pass through the data of authorization Item write-in acquisition list B2;
When acquisition list B2 is written in multiple data clients, duplicate removal processing is carried out;
Data access table B1 includes: request of data serial number QID, real-time database number DB_N, target measuring point title TAG_D;
Acquiring list B2 includes: source measuring point title TAG_S, real-time database number DB_N, target measuring point title TAG_D;
Third step, data gateway acquire the data item authorized, output data to real time data by SCADA system interface Resource pool shields original measuring point name information, specifically includes:
(1) the data task S2 of data gateway obtains the authorization data item that need to be acquired from acquisition list B2, executes B_1 process
Wherein, the corresponding data access mode of source measuring point title TAG_S is obtained by source TAG table L1;
(2) data task S2 data acquisition task process executes B_2 process
Data task S2 is distributed to specified acquisition module by data access mode for list B2 is acquired, and executes B_2 Process, by each data acquisition module by interface data acquisition task, each acquisition module is by the real-time data acquisition of TAG_S Pass to data acquisition session S2;
(3) data task S2 is held by TAG_D write-in real time data to the real-time database number DB_N of real time data resource pool D Row B_3 process
The corresponding TAG_D for shielding original measuring point name information of TAG_S real time data.
4th step, data client access industrial real-time database data by data access configuration information, specifically include:
(1) the real-time database number DB_N of the correspondence table of data access table B1, target needed for data query C1 is obtained by QID Measuring point title TAG_D executes C_4 process;
(2) data query C1 accesses real time data resource pool D by DB_N, TAG_D, passes through access DB_N reference numeral Real-time data base obtains TAG_D real time data, executes C_5 process, TAG_D corresponding data is required source measuring point TAG_S number According to.
SCADA data acquisition system further includes following submodule:
Real-time database: SCADA system real-time database;
Source TAG table: SCADA measuring point information collected, the measuring point arrangement table including acquisition target needed for acquisition tasks;
IOSERVER: data acquire process, according to source TAG table configuration information, obtain real-time running data from scene;
Real-time Data Service module: providing the Real time data acquisition service of multiple kinds, including DB, OPC, WEBSERVICE。
The data gateway of the present embodiment acquires data procedures
B_1: data task S2 obtains the authorization data item that need to be acquired from acquisition list B2;
B_2: data task S2 data acquisition task process;
Real-time database of the real time data to real time data resource pool D, real-time database number is written in TAG_D by B_3: data task S2 For DB_N.
The data client read access data procedures of the present embodiment include:
C_1: SCADA measuring point request list is sent to data access control S1;
C_2: data access table B1 will be written by the data item of authorization;
C_3: by the data item write-in acquisition list B2 by authorization;
C_4: data query C1 obtains the correspondence table of required data access table B1 by QID;
C_5: data query C1 accesses real time data resource pool D by DB_N, TAG_D.
The present embodiment is directed to SCADA system application scenarios, provides a kind of solution Multi-Client Concurrency Access SCADA real-time database Safe and effective means, SCADA real time data collection is collected by RTDB in Industry Control by data gateway software realization, benefit With the powerful Real-time Data Service ability of RTDB in Industry Control, it is supplied to multiple client concurrently real-time read access SCADA Real time data substitutes original mode for directly accessing SCADA real-time database, substantially alleviates SCADA system data access pressure, and Original measuring point name information is shielded by common Encryption Algorithm, ensures the data safety demand of different application access SCADA system.
It should be noted that for the various method embodiments described above, for simple description, therefore, it is stated as a series of Combination of actions, but those skilled in the art should understand that, the present invention is not limited by the sequence of acts described because According to the present invention, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art should also know It knows, the embodiments described in the specification are all preferred embodiments, and related actions and modules is not necessarily of the invention It is necessary.
Through the above description of the embodiments, those skilled in the art can be understood that according to above-mentioned implementation The method of example can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but it is very much In the case of the former be more preferably embodiment.Based on this understanding, technical solution of the present invention is substantially in other words to existing The part that technology contributes can be embodied in the form of software products, which is stored in a storage In medium (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal device (can be mobile phone, calculate Machine, server or network equipment etc.) method that executes each embodiment of the present invention.
Embodiment 2
Additionally provide a kind of acquisition device of real time data in the present embodiment, system, for realizing above-described embodiment and Preferred embodiment, the descriptions that have already been made will not be repeated.As used below, predetermined function may be implemented in term " module " The combination of the software and/or hardware of energy.It is hard although device described in following embodiment is preferably realized with software The realization of the combination of part or software and hardware is also that may and be contemplated.
Fig. 7 is a kind of structural block diagram of the acquisition device of real time data according to an embodiment of the present invention, is applied in data network It closes, as shown in fig. 7, the device includes:
Receiving module 70, for receiving the data acquisition and monitoring control SCADA measuring point request list that inquiry end is sent, In, the SCADA measuring point request list includes request of data serial number and data specifying-information;
Acquisition module 72, for acquiring data item corresponding with the SCADA measuring point request list from SCADA system;
Transmission module 74, for exporting the data item to real time data resource pool, wherein the data resource pond with The inquiry end connection.
Fig. 8 is the acquisition device of another real time data according to an embodiment of the present invention, is applied at inquiry end, comprising:
Sending module 80, for sending data acquisition and monitoring control SCADA measuring point request list to data gateway, In, the SCADA measuring point request list includes request of data serial number and data specifying-information;
First obtains module 82, the correspondence table item for data access table needed for being obtained according to the request of data serial number Mesh;
Second obtains module 84, is used for sending module, for accessing real time data resource pool according to the corresponding table clause, And obtain the data item.
The present embodiment additionally provides a kind of acquisition system of real time data, comprising: inquiry end, data gateway, real time data Resource pool, data acquisition and monitoring control SCADA system, wherein
The SCADA system, for acquiring industrial field data;
The data gateway, with the SCADA system, the real time data resource pool and inquiry end connection are used In the request of data according to the inquiry end, corresponding data item is inquired from the SCADA system, and export to the real-time number According to resource pool;
The real time data resource pool is connect, for storing the data item with the data gateway and the inquiry end;
The inquiry end is connect with the data gateway and the real time data resource pool, is used for the data gateway Request of data is sent, and obtains the data item corresponding with the request of data from the real time data resource pool.
Optionally, the inquiry end can be, but not limited to are as follows: WEB (WorldWide Web) client, SDK (software development Kit) client, it is for existing that OPC (OLE forProcess Control) client is used for the OLE of process control One industry standard interface of station control system is connecing for hardware and software used in Industry Control and production automation field Mouth standard, OLE (Active X), COM (component object model) and DCOM (Distributed Component Object model) based on Microsoft Technology, OPC include the standard set of a whole set of interface, attribute and method used in automation application, are used for process control and system Make industry automated system.
It should be noted that above-mentioned modules can be realized by software or hardware, for the latter, Ke Yitong Following manner realization is crossed, but not limited to this: above-mentioned module is respectively positioned in same processor;Alternatively, above-mentioned modules are with any Combined form is located in different processors.
Embodiment 3
The embodiments of the present invention also provide a kind of storage medium, computer program is stored in the storage medium, wherein The computer program is arranged to execute the step in any of the above-described embodiment of the method when operation.
Optionally, in the present embodiment, above-mentioned storage medium can be set to store by executing based on following steps Calculation machine program:
S1 receives data acquisition and monitoring control SCADA measuring point request list that inquiry end is sent, wherein the SCADA Measuring point request list includes request of data serial number and data specifying-information;
S2 acquires data item corresponding with the SCADA measuring point request list from SCADA system;
S3 exports the data item to real time data resource pool, wherein the data resource pond and the inquiry end connect It connects.
Optionally, in the present embodiment, above-mentioned storage medium can include but is not limited to: USB flash disk, read-only memory (Read- Only Memory, referred to as ROM), it is random access memory (Random Access Memory, referred to as RAM), mobile hard The various media that can store computer program such as disk, magnetic or disk.
The embodiments of the present invention also provide a kind of electronic device, including memory and processor, stored in the memory There is computer program, which is arranged to run computer program to execute the step in any of the above-described embodiment of the method Suddenly.
Optionally, above-mentioned electronic device can also include transmission device and input-output equipment, wherein the transmission device It is connected with above-mentioned processor, which connects with above-mentioned processor.
Optionally, in the present embodiment, above-mentioned processor can be set to execute following steps by computer program:
S1 receives data acquisition and monitoring control SCADA measuring point request list that inquiry end is sent, wherein the SCADA Measuring point request list includes request of data serial number and data specifying-information;
S2 acquires data item corresponding with the SCADA measuring point request list from SCADA system;
S3 exports the data item to real time data resource pool, wherein the data resource pond and the inquiry end connect It connects.
Optionally, the specific example in the present embodiment can be with reference to described in above-described embodiment and optional embodiment Example, details are not described herein for the present embodiment.
Obviously, those skilled in the art should be understood that each module of the above invention or each step can be with general Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored It is performed by computing device in the storage device, and in some cases, it can be to be different from shown in sequence execution herein Out or description the step of, perhaps they are fabricated to each integrated circuit modules or by them multiple modules or Step is fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific hardware and softwares to combine.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field For art personnel, the invention may be variously modified and varied.It is all within principle of the invention, it is made it is any modification, etc. With replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims (10)

1. a kind of acquisition method of real time data characterized by comprising
Receive the data acquisition and monitoring control SCADA measuring point request list that inquiry end is sent, wherein the SCADA measuring point is asked Asking list includes request of data serial number and data specifying-information;
Data item corresponding with the SCADA measuring point request list is acquired from SCADA system;
The data item is exported to real time data resource pool, wherein the data resource pond is connect with the inquiry end.
2. the method according to claim 1, wherein being requested from SCADA system acquisition with the SCADA measuring point Before the corresponding data item of list, the method also includes:
Data Matching is carried out to the SCADA measuring point request list using authorization tool, obtains association request list;
Data item is acquired from SCADA system according to the association request list.
3. according to the method described in claim 2, it is characterized in that, using authorization tool to the SCADA measuring point request list Carrying out Data Matching includes:
Source TAG table is obtained from the SCADA system;
The data specifying-information of the source TAG table is associated with the foundation of the data specifying-information of the measuring point request list, is generated The association request list of request of data serial number and source measuring point name-matches.
4. the method according to claim 1, wherein by the data item export to real time data resource pool it Before, the method also includes:
Shield the name information of target measuring point in the data item.
5. a kind of acquisition method of real time data characterized by comprising
Data acquisition and monitoring control SCADA measuring point request list are sent to data gateway, wherein the SCADA measuring point request List includes request of data serial number and data specifying-information;
The correspondence table clause of data access table needed for being obtained according to the request of data serial number;
Real time data resource pool is accessed according to the corresponding table clause, and obtains the data item.
6. according to the method described in claim 5, it is characterized in that, the corresponding table clause includes real-time database number, target survey Point title accesses real time data resource pool according to the corresponding table clause, and obtains the data item and include:
The real time data resource pool is accessed by real-time database number and the target measuring point title, by accessing the reality When library number reference numeral real-time data base obtain the real time data of target measuring point title.
7. a kind of acquisition device of real time data, is applied in data gateway characterized by comprising
Receiving module, for receiving the data acquisition and monitoring control SCADA measuring point request list that inquiry end is sent, wherein institute Stating SCADA measuring point request list includes request of data serial number and data specifying-information;
Acquisition module, for acquiring data item corresponding with the SCADA measuring point request list from SCADA system;
Transmission module, for exporting the data item to real time data resource pool, wherein the data resource pond is looked into described Ask end connection.
8. a kind of acquisition device of real time data is applied at inquiry end characterized by comprising
Sending module, for sending data acquisition and monitoring control SCADA measuring point request list to data gateway, wherein described SCADA measuring point request list includes request of data serial number and data specifying-information;
First obtains module, the correspondence table clause for data access table needed for being obtained according to the request of data serial number;
Second obtains module, is used for sending module, for accessing real time data resource pool according to the corresponding table clause, and obtains The data item.
9. a kind of acquisition system of real time data characterized by comprising inquiry end, data gateway, real time data resource pool, Data acquisition and monitoring control SCADA system, wherein
The SCADA system, for acquiring industrial field data;
The data gateway, with the SCADA system, the real time data resource pool and inquiry end connection are used for root According to the request of data at the inquiry end, corresponding data item is inquired from the SCADA system, and export to the real time data and provide Source pond;
The real time data resource pool is connect, for storing the data item with the data gateway and the inquiry end;
The inquiry end is connect with the data gateway and the real time data resource pool, for sending to the data gateway Request of data, and the data item corresponding with the request of data is obtained from the real time data resource pool.
10. acquisition system according to claim 9, which is characterized in that the inquiry end includes at least one of: WEB Client, SDK client, OPC client.
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