CN117194501B - DCS trend measurement point jump logic configuration method, system, equipment and medium - Google Patents
DCS trend measurement point jump logic configuration method, system, equipment and medium Download PDFInfo
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Abstract
The invention discloses a method, a system, equipment and a medium for DCS trend measurement point jump logic configuration, which comprises the following steps: analyzing the trend measuring point to be jumped to obtain a unique identifier of the digital object; converting the unique identifier of the digital object into a character string type, and constructing a database access proxy object for accessing the trend measuring points; acquiring a storage path of a trend measuring point in a database; constructing a data table object for acquiring the attribute value information of each trend measuring point; searching the storage path through the database access proxy object, and transmitting a search result to a data table object; a value of the hardware address by the index subscript and a value of the data object; and jumping the trend measuring point to a position corresponding to the logic configuration based on the value of the hardware address. The invention can jump the trend measuring point to the position corresponding to the logic configuration based on the value of the hardware address, and can improve the efficiency of accident analysis of the control system.
Description
Technical Field
The invention relates to the technical field of computers, in particular to a method, a system, equipment and a medium for DCS trend measurement point jump logic configuration.
Background
The distributed control system is a new generation instrument control system based on a microprocessor and adopting the design principles of distributed control functions, centralized display operation and both autonomous and comprehensive coordination. The distributed control system is called DCS for short, and can be also translated into a distributed control system or a distributed computer control system.
The system adopts a basic design idea of control dispersion, operation and management concentration, and adopts a multi-layer hierarchical and cooperative autonomous structural form. Its main feature is its centralized management and decentralized control. DCS has been used in a wide variety of industries including electric power, metallurgy, and petrochemical industries.
The process control station of DCS is a complete computer system, mainly composed of power supply, CPU (central processing unit), network interface and I/O; the control system needs to establish input and output channels for signals, i.e. I/O. I/O in DCS is typically modular, with one or more I/O channels on one I/O module for connecting sensors and actuators (or regulator valves). Typically, a process control station is comprised of several racks, each of which can house a number of modules. The rack where the CPU is located is called a CPU unit, only one CPU unit can be arranged in the same process station, and other racks only used for placing the I/O module are I/O units. The I/O unit is connected with the CPU through a field bus.
In the process of debugging DCS equipment or equipment maintenance, a logic configuration page of a reference measurement point is often checked or related measurement point information is found from the logic configuration page. The traditional method is that the standard signature of the measuring point is searched, and then the searching result is jumped to a logic page or measuring point information, so that the traditional method is poor in convenience and low in efficiency for frequent jumping for a plurality of times.
Disclosure of Invention
Aiming at the defects, the invention aims to provide a method, a system, equipment and a medium for jumping logic configuration of a DCS trend measuring point.
In order to achieve the above purpose, the invention adopts the following technical means:
the first aspect of the present invention provides a method for jump logic configuration of a DCS trend measurement point, including:
analyzing the trend measuring point to be jumped to obtain a unique identifier of the digital object; converting the unique identifier of the digital object into a character string type, and constructing a database access proxy object for accessing the trend measuring points;
based on the database access agent object, a storage path of the trend measuring point in the database is obtained; constructing a data table object for acquiring the attribute value information of each trend measuring point;
searching the storage path through the database access proxy object, and transmitting a search result to a data table object; obtaining index subscripts of hardware addresses corresponding to the trend measuring points in a database by using the data table objects and values of the data objects;
a value of the hardware address by the index subscript and a value of the data object; and jumping the trend measuring point to a position corresponding to the logic configuration based on the value of the hardware address.
As a further improvement of the present invention, after the analyzing the trend measurement point to be skipped to obtain the unique identifier of the digital object, the method further includes:
judging whether the unique identifier of the digital object exists in a trend measuring point table of a trend measuring point database or not; converting the digital object unique identifier, when present, to a string type;
when the jump is not finished, the user exits.
As a further improvement of the present invention, the obtaining, based on the database access proxy object, a storage path of a trend measurement point in a database includes:
accessing a database access proxy object of the trend measurement point, and carrying out binary conversion and displacement conversion on a unique identifier of the digital object of the trend measurement point to obtain a class identifier and an index section index of the trend measurement point in the database and the number of times the trend measurement point is used;
and obtaining the storage path of the trend measuring point in the database by using the class identification and index section subscript of the trend measuring point in the database and the number of times the trend measuring point is used as the parameter of the query storage path.
As a further improvement of the present invention, the converting the unique digital object identifier of the trend point is converting the unique digital object identifier into 16-ary data.
As a further refinement of the present invention, the data table object contains one complete metadata and values of a plurality of data objects, wherein the metadata is used to define data type attribute information;
when a data table object for acquiring the attribute value information of the trend measurement point is constructed, a character type variable for receiving the hardware address corresponding to the trend measurement point is defined, wherein the character type variable is transmitted as a parameter when a logic configuration process is awakened and is used for positioning the position of the trend measurement point in the logic configuration.
As a further improvement of the present invention, the jumping of the trend measurement point to the logic configuration corresponding position based on the value of the hardware address includes:
constructing a jump logic configuration tool process name, wherein the process name is a file name plus a hardware address;
and instantiating a database access proxy object, calling an inter-process communication interface, taking the file name as an address name to be skipped, taking the hardware address as a parameter, and transmitting the file name into the inter-process communication interface to realize the purpose of skipping from the trend measuring point to the corresponding position of the logic configuration.
As a further improvement of the invention, the method for constructing the jump logic configuration tool process name further comprises the following steps:
and judging whether the value of the hardware address is valid, and constructing a jump logic configuration tool process name when the value of the hardware address is valid. When invalid, exit is made.
The second aspect of the present invention provides a system for DCS trend test point jump logic configuration, comprising:
the analysis conversion module is used for analyzing the trend measuring points to be jumped to obtain the unique identifiers of the digital objects; converting the unique identifier of the digital object into a character string type, and constructing a database access proxy object for accessing the trend measuring points;
the path acquisition module is used for accessing the proxy object based on the database to acquire a storage path of the trend measuring point in the database; constructing a data table object for acquiring the attribute value information of each trend measuring point;
the address retrieval module is used for retrieving the storage path through the database access proxy object and transmitting the retrieval result to the data table object; obtaining index subscripts of hardware addresses corresponding to the trend measuring points in a database by using the data table objects and values of the data objects;
the measuring point jump module is used for indexing index subscripts and values of the data objects to obtain values of hardware addresses; and jumping the trend measuring point to a position corresponding to the logic configuration based on the value of the hardware address.
In a third aspect, the present invention provides an electronic device, including a memory, a processor, and a computer program stored in the memory and executable on the processor, where the processor implements the method of DCS trend test point jump logic configuration when executing the computer program.
A fourth aspect of the present invention provides a computer readable storage medium storing a computer program, which when executed by a processor implements a method for implementing the DCS trend test point jump logic configuration.
Compared with the prior art, the invention has the following beneficial effects:
the method of the invention is based on the database access agent object, the storage path of the trend measuring point in the database is obtained, the storage path is searched by the database access agent object, and the index subscript of the corresponding hardware address of the trend measuring point in the database and the value of the data object are obtained; and jumping the trend measuring point to a position corresponding to the logic configuration based on the value of the hardware address. The invention can jump the trend measuring point to the position corresponding to the logic configuration based on the value of the hardware address, and can improve the efficiency of accident analysis of the control system.
Drawings
FIG. 1 is a flow chart of a method for DCS trend test point jump logic configuration according to the present invention;
FIG. 2 is a diagram of a system for DCS trend test point jump logic configuration according to the present invention;
fig. 3 is a schematic diagram of an electronic device according to the present invention.
Detailed Description
In order that those skilled in the art will better understand the present invention, a technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The first object of the present invention is to provide a method for jump logic configuration of DCS trend measurement points, which comprises the following steps:
s1, analyzing a trend measuring point to be jumped to obtain a unique identifier of a digital object; converting the unique identifier of the digital object into a character string type, and constructing a database access proxy object for accessing the trend measuring points;
s2, based on the database access agent object, acquiring a storage path of a trend measuring point in a database; constructing a data table object for acquiring the attribute value information of each trend measuring point;
s3, searching the storage path through the database access agent object, and transmitting a search result to a data table object; obtaining index subscripts of hardware addresses corresponding to the trend measuring points in a database by using the data table objects and values of the data objects;
s4, indexing subscripts and values of the data objects are used for obtaining values of hardware addresses; and jumping the trend measuring point to a position corresponding to the logic configuration based on the value of the hardware address.
The invention can jump the trend measuring point to the position corresponding to the logic configuration based on the value of the hardware address, and can improve the efficiency of accident analysis of the control system.
In one embodiment, in step S1, after the analyzing the trend measurement point to be skipped to obtain the unique identifier of the digital object, the method further includes:
judging whether the unique identifier of the digital object exists in a trend measuring point table of a trend measuring point database or not; when present, conversion of the digital object unique identifier to a string type occurs. When the jump is not finished, the user exits.
As an embodiment, in step S2, the obtaining, based on the database access proxy object, a storage path of the trend measurement point in the database includes:
accessing a database access proxy object of the trend measurement point, and carrying out binary conversion and displacement conversion on a unique identifier of the digital object of the trend measurement point to obtain a class identifier and an index section index of the trend measurement point in the database and the number of times the trend measurement point is used;
and obtaining the storage path of the trend measuring point in the database by using the class identification and index section subscript of the trend measuring point in the database and the number of times the trend measuring point is used as the parameter of the query storage path.
As an alternative embodiment, the converting the unique digital object identifier of the trend point is converting the unique digital object identifier into 16-ary data.
As an alternative embodiment, the data table object contains one complete metadata and values of a plurality of data objects, wherein the metadata is used to define data type attribute information.
As an embodiment, in step S4, the step of jumping from the trend measurement point to the logic configuration corresponding position in the trend software based on the value of the hardware address includes:
constructing a jump logic configuration tool process name, wherein the process name is a file name plus a hardware address;
and instantiating a database access proxy object, calling an inter-process communication interface, taking the file name as an address name to be skipped, taking the hardware address as a parameter, and transmitting the file name into the inter-process communication interface to realize the purpose of skipping from the trend measuring point to the corresponding position of the logic configuration.
As an optional embodiment, before the step of constructing the jump logic configuration tool process name, the method further comprises:
and judging whether the value of the hardware address is valid, and constructing a jump logic configuration tool process name when the value of the hardware address is valid. When invalid, exit is made.
The present invention is described in detail below with reference to specific embodiments, which provide a method for jump logic configuration of DCS trend measurement points, comprising the following steps:
1) Firstly, analyzing a digital object unique identifier of a trend measuring point at a position corresponding to a selected logic configuration to be skipped in a trend group, and judging whether the digital object unique identifier of the trend measuring point exists in a trend measuring point table of a trend measuring point database or not:
if the point is not in the trend measuring point table of the trend measuring point database, the point is an invalid point for the system, and the jump to the corresponding position of the trend measuring point in the logic configuration cannot be completed;
if the data exists in the trend measuring point table of the trend measuring point database, performing the step 2);
2) Converting the unique identifier of the digital object of the integer quantity into a character string type by utilizing the unique identifier of the digital object of the trend measurement point analyzed in the step 1), and then constructing a database access proxy object for accessing the trend measurement point;
3) Accessing the proxy object by using the database which is successfully constructed and used for accessing the trend measuring point in the step 2), if the current database link is unoccupied, then converting the unique identifier of the digital object into 16-system data, and then using the displacement conversion operation of the unique identifier of the digital object; respectively acquiring class identifiers of data table objects of the trend measuring points in a database, subscripts of the trend measuring points in corresponding index sections, and the times of the trend measuring points used before the current retrieval;
4) Obtaining a complete storage path of the trend measuring point in the database by using the class identifier of the data table object of the trend measuring point in the database and the index of the trend measuring point in the corresponding index section, which are obtained in the step 3), and the number of times that the position of the trend measuring point is used before the current retrieval as parameters for inquiring the storage path of the trend measuring point;
5) Constructing a data table object for acquiring attribute value information of each trend measuring point, wherein the data table object comprises complete metadata and values of a plurality of data objects, and the metadata is used for defining data type attribute information; simultaneously defining a character type variable for receiving the hardware address corresponding to the trend measuring point, wherein the character type variable is used as a parameter to be transmitted in when a logic configuration process is awakened and used for positioning the position in the logic configuration corresponding to the trend measuring point;
6) Searching the storage path of the trend measurement point by using the storage path of the trend measurement point in the database, which is obtained in the step 4), through the database access agent object constructed in the step 3), and transmitting the search result to the data table object defined in the step 5); then, obtaining index subscripts of hardware addresses corresponding to the trend measuring points in a database and trend measuring point data table objects by using the data table objects;
7) Obtaining a value of a hardware address corresponding to the trend measuring point by utilizing the data table object obtained in the step 6) and the hardware address index corresponding to the trend measuring point, and converting the value into a character string type;
8) Judging whether the hardware address obtained in the step 7) is valid or not, if the hardware address is invalid, indicating that the trend measuring point does not have a corresponding position in the logic configuration tool, and if the hardware address is valid, constructing a process name of the jump logic configuration tool, wherein the process name is SmartIC+the hardware address;
9) Instantiating a database access proxy object, calling an inter-process communication interface, then taking a logic configuration software SmartIC as an address name to be skipped, taking the process name obtained in the step 8) as a process to be skipped, taking the hardware address obtained in the step 7) as a parameter to be transmitted into the inter-process communication interface, and realizing the function of skipping a trend measuring point in trend software to a corresponding position of the logic configuration.
As shown in fig. 2, a second object of the present invention is to provide a system for DCS trend test point jump logic configuration, comprising:
the analysis conversion module is used for analyzing the trend measuring points to be jumped to obtain the unique identifiers of the digital objects; converting the unique identifier of the digital object into a character string type, and constructing a database access proxy object for accessing the trend measuring points;
the path acquisition module is used for accessing the proxy object based on the database to acquire a storage path of the trend measuring point in the database; constructing a data table object for acquiring the attribute value information of each trend measuring point;
the address retrieval module is used for retrieving the storage path through the database access proxy object and transmitting the retrieval result to the data table object; obtaining index subscripts of hardware addresses corresponding to the trend measuring points in a database by using the data table objects and values of the data objects;
the measuring point jump module is used for indexing index subscripts and values of the data objects to obtain values of hardware addresses; and jumping the trend measuring point to a position corresponding to the logic configuration based on the value of the hardware address.
As shown in fig. 3, a third object of the present invention is to provide an electronic device, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor, wherein the processor implements the method for configuring the DCS trend test point jump logic when executing the computer program.
A fourth object of the present invention is to provide a computer readable storage medium storing a computer program which, when executed by a processor, implements a method for configuring the DCS trend test point jump logic.
It will be appreciated by those skilled in the art that embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
Finally, it should be noted that: the above embodiments are only for illustrating the technical aspects of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the above embodiments, it should be understood by those of ordinary skill in the art that: modifications and equivalents may be made to the specific embodiments of the invention without departing from the spirit and scope of the invention, which is intended to be covered by the claims.
Claims (9)
1. A method for DCS trend test point jump logic configuration, comprising:
analyzing the trend measuring point to be jumped to obtain a unique identifier of the digital object; converting the unique identifier of the digital object into a character string type, and constructing a database access proxy object for accessing the trend measuring points;
based on the database access agent object, a storage path of the trend measuring point in the database is obtained; constructing a data table object for acquiring the attribute value information of each trend measuring point;
searching the storage path through the database access proxy object, and transmitting a search result to a data table object; obtaining index subscripts of hardware addresses corresponding to the trend measuring points in the database by using the data table objects and values of the data table objects;
the value of the hardware address is marked by the index subscript and the value of the data table object; jumping the trend measuring point to a position corresponding to the logic configuration based on the value of the hardware address;
the data table object comprises a complete metadata and a plurality of values of the data table object, wherein the metadata is used for defining data type attribute information;
when a data table object for acquiring the attribute value information of the trend measurement point is constructed, a character type variable for receiving the hardware address corresponding to the trend measurement point is defined, wherein the character type variable is transmitted as a parameter when a logic configuration process is awakened and is used for positioning the position of the trend measurement point in the logic configuration.
2. The method of DCS trend test point jump logic configuration of claim 1, wherein: after the trend measuring point to be jumped is analyzed to obtain the unique identifier of the digital object, the method further comprises the following steps:
judging whether the unique identifier of the digital object exists in a trend measuring point table of a trend measuring point database or not; converting the digital object unique identifier, when present, to a string type;
when the jump is not finished, the user exits.
3. The method of DCS trend test point jump logic configuration of claim 1, wherein: the accessing the proxy object based on the database to obtain the storage path of the trend measuring point in the database comprises the following steps:
accessing a database access proxy object of the trend measurement point, and carrying out binary conversion and displacement conversion on a unique identifier of the digital object of the trend measurement point to obtain a class identifier and an index section index of the trend measurement point in the database and the number of times the trend measurement point is used;
and obtaining the storage path of the trend measuring point in the database by using the class identification and index section subscript of the trend measuring point in the database and the number of times the trend measuring point is used as the parameter of the query storage path.
4. The method of DCS trend test point jump logic configuration of claim 3, wherein: the method comprises the steps of carrying out the binary conversion on the unique identifier of the digital object of the trend measuring point, namely converting the unique identifier of the digital object into 16-system data.
5. The method of DCS trend test point jump logic configuration of claim 1, wherein: the step of jumping the trend measuring point to the corresponding position of the logic configuration based on the value of the hardware address comprises the following steps:
constructing a jump logic configuration tool process name, wherein the process name is a file name plus a hardware address;
and instantiating a database access proxy object, calling an inter-process communication interface, taking the file name as an address name to be skipped, taking the hardware address as a parameter, and transmitting the file name into the inter-process communication interface to realize the purpose of skipping from the trend measuring point to the corresponding position of the logic configuration.
6. The method of DCS trend test point jump logic configuration of claim 5, wherein: the method also comprises the following steps before constructing the jump logic configuration tool process name:
judging whether the value of the hardware address is valid or not, and constructing a jump logic configuration tool process name when the value of the hardware address is valid; when invalid, exit is made.
7. A system for DCS trend test point jump logic configuration, comprising:
the analysis conversion module is used for analyzing the trend measuring points to be jumped to obtain the unique identifiers of the digital objects; converting the unique identifier of the digital object into a character string type, and constructing a database access proxy object for accessing the trend measuring points;
the path acquisition module is used for accessing the proxy object based on the database to acquire a storage path of the trend measuring point in the database; constructing a data table object for acquiring the attribute value information of each trend measuring point;
the address retrieval module is used for retrieving the storage path through the database access proxy object and transmitting the retrieval result to the data table object; obtaining index subscripts of hardware addresses corresponding to the trend measuring points in the database by using the data table objects and values of the data table objects;
the data table object comprises a complete metadata and a plurality of values of the data table object, wherein the metadata is used for defining data type attribute information;
when a data table object for acquiring the attribute value information of the trend measurement point is constructed, a character type variable for receiving a hardware address corresponding to the trend measurement point is defined, wherein the character type variable is transmitted as a parameter when a logic configuration process is awakened and is used for positioning the position of the trend measurement point in the logic configuration;
the measuring point jump module is used for indexing the index and the value of the data table object to obtain the value of the hardware address; and jumping the trend measuring point to a position corresponding to the logic configuration based on the value of the hardware address.
8. An electronic device comprising a memory, a processor, and a computer program stored in the memory and executable on the processor, the processor implementing the method of DCS trend test point jump logic configuration of any of claims 1-6 when the computer program is executed.
9. A computer readable storage medium, characterized in that the computer readable storage medium stores a computer program which, when executed by a processor, implements the method of DCS trend test point jump logic configuration of any of claims 1-6.
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