CN100504680C - Error lock-proof function design scheme for intelligent measuring and control device - Google Patents
Error lock-proof function design scheme for intelligent measuring and control device Download PDFInfo
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Abstract
This invention relates a kind of preventing false deadlock function design method of the intellect detect and control device. It is characterized in that it can realizes the fully-automatic sweep, semi-automatic sweep, remote and trigger multiple flexible configurations mode of operation by programming the preventing false deadlock logic; the intellect detect and control device can realize the data sharing by the network and every device offers six hard deadlock junction outputs and realize the software preventing false add hardware preventing false truly; the design method concludes eleven sub function blocks: semi-automatic scan mode of operation module, hard deadlock junction control module, remote control trigger mode of operation module, logic calculation service interface module, full-automatic scan mode of operation module, this device real time data base module, logic calculation real time data base module, GOOSE communication service module, signal acquisition unit module, UDP communication service module, Ethernet interface module. This invention can make up for the shortage of traditional preventing false deadlock and reduce the line connection of the secondary circuit and simplify the construction and can run independently and enhance the safe reliability of the systems operation.
Description
Technical field
The present invention relates to a kind of anti mis-closedown function technical method of electric system, relate in particular to a kind of anti mis-closedown function technology of intelligent measuring and control device.Belong to the power automation technical field.
Background technology
In automatic measurement control procedures such as transformer station, switching station, power plant and metallurgy, chemical industry, in order to prevent the generation of maloperation, require automated system to possess anti mis-closedown function, traditional design proposal adopts electric secondary anti-misoperation locking and computer anti-misoperation and lockout more.Electric anti-misoperation is a kind of anti-error function that is based upon on the secondary operation loop, and general auxiliary contact by isolating switch and switch seals on its operation secondary circuit and reciprocal interlocking is realized.But secondary circuit wiring complexity, in addition, the secondary operation loop insulation breakdown of electrically operated disconnector and grounding switch also very easily causes the mistake of switch to draw and miss and close.Error proof locking system of microcomputer is realized anti-misoperation locking by special five anti-machine microcomputer software rule bases and on-the-spot lockset, but when computer system failure and unlocking, " five is anti-" function loses fully.Conventional electrical anti-misoperation locking mode can not meet the demands, and as the error proof locking system of microcomputer of integrated automation of transformation stations application and development direction, is still waiting further to improve and improve in function aspects.
Summary of the invention
For solving the deficiencies in the prior art, the object of the present invention is to provide a kind of by on the wall intelligent measuring and control device, realizing anti mis-closedown function, prevent the generation of maloperation, improve the anti mis-closedown function method for designing of the intelligent measuring and control device of the safe reliability of moving.
Between the wall intelligent measuring and control device, realize data sharing, the anti-misoperation locking of the overall situation can be provided, provide locking hard contact output simultaneously, realize the hardware-in-the-loop locking, can cooperate enforcement with computer anti-misoperation and lockout, also can independently implement with traditional electric secondary anti-misoperation locking.But because all information in the wall intelligent monitoring equipment acquisition station, realize data sharing by network between wall, can reduce the secondary circuit wiring, reduce the construction complexity, simultaneously, can be independent of the background monitoring system operation, promptly when background monitoring main frame or error proof locking system of microcomputer fault because bay device adopts distributed design, wall intelligent monitoring equipment can continue independent operating and finish anti mis-closedown function, and " five is anti-" function can not lose fully.
For achieving the above object, according to above-mentioned thought design, the present invention designs by following technical method:
A kind of anti mis-closedown function method for designing of intelligent measuring and control device is characterized in that by writing the anti-misoperation locking logic, realizes the method for operation that three kinds of the automatically scanning method of operation, the semi-automatic scanning method of operation and remote control trigger mode of operation can flexible configurations; Realize data sharing by network between intelligent measuring and control device, every table apparatus provides 6 secondary hard locking contact outputs, real realize software anti-error+hardware is anti-error, comprise 11 sub-function module in the described method for designing, be respectively: semi-automatic scanning method of operation module 1, hard locking contact control module 2, remote control trigger mode of operation module 3, logical operation service interface module 4, automatically scanning method of operation module 5, this device real time data library module 6, logical operation real time data library module 7, GOOSE communication service module 8, signal gathering unit module 9, UDP communication service module 10, ethernet interface module 11;
In the described automatically scanning method of operation, in the device operational process, automatically scanning method of operation module 5 circulation is in real time carried out pre-configured anti-misoperation locking logical operation, return operation result according to logical operation service interface module 4, hard locking contact control module 2 is carried out deciliter control: the anti-misoperation locking logic operation result of certain operation circuit is for true, then to hard locking contact auto-closing that should the loop, this circuit controls operation allows; The anti-misoperation locking logic operation result of certain operation circuit is false, then hard locking contact that should the loop is opened automatically, and this circuit controls operation is by locking;
The described semi-automatic scanning method of operation is when needs carry out control operation, in advance by artificial triggering form, provides an enabling signal, starts specified loop and enters the anti-misoperation locking logical operation; In the operational process, semi-automatic scanning method of operation module 1 is that enable logic is differentiated computing after receiving outside semi-automatic startup command, return operation result according to logical operation service interface module 4, hard locking contact control module 2 is carried out deciliter control: the anti-misoperation locking logic operation result in this loop is for true, then to hard locking junction closure that should the loop, this circuit controls operation allows, the anti-misoperation locking logic operation result in this loop is false, then hard locking contact that should the loop is opened, this circuit controls operation is by locking; The self-starting of the semi-automatic scanning method of operation picks up counting, semi-automatic scanning operation time-out time to or this control operation finish, semi-automatic scanning finishes operation automatically, corresponding this hard locking contact is opened automatically;
Described remote control trigger mode of operation is not carry out the anti-misoperation locking logical operation when not having control operation, receive the specified control order after, carry out the anti-misoperation locking logical operation of specified loop again; In the operational process, remote control trigger mode of operation module 3 is to carry out logical operation after the guidance command input, return operation result according to logical operation service interface module 4, hard locking contact control module 2 is carried out deciliter control: the anti-misoperation locking logic operation result in this loop is for true, then to hard locking contact auto-closing that should the loop, this circuit controls operation allows, the anti-misoperation locking logic operation result in this loop is false, then hard locking contact that should the loop is opened automatically, this circuit controls operation is by locking; This EO or remote control time-out time arrive, and then this hard locking contact are opened automatically;
Described UDP communication service module 10 is that outwards device sends the subscription information request, receive the data of outer device, the outer device data of receiving are saved in logical operation real time data library module 7, accept the subscribe request that outer device sends, obtain this device data by logical operation real time data library module 7 simultaneously, this device data are sent to outer device by ethernet interface module 11;
Described GOOSE communication service module 8 is to obtain the data that outer device needs by logical operation real time data library module 7, and these data are externally carried out multicast by ethernet interface module 11 send, receive the outer apparatus GOOSE data of handling through ethernet interface module 11 simultaneously, after the processing data are saved in logical operation real time data library module 7;
Described logical operation service interface module 4 is obtained the data that participate in logical operation by logical operation real time data library module 7 when carrying out logical operation, operation result is returned to the interface service caller.
The anti mis-closedown function method for designing of aforesaid a kind of intelligent measuring and control device, it is characterized in that described anti-misoperation locking logic is to realize by writing the expression logic text, adopts special-purpose UDP communication protocol that the logic text is downloaded to intelligent measuring and control device by Ethernet again.
The anti mis-closedown function method for designing of aforesaid a kind of intelligent measuring and control device, it is characterized in that realizing data sharing by network between described intelligent measuring and control device, be on hardware, to support Dual-Ethernet, realize double-network redundant, differentiate the network service state automatically and realize that passage switches; Adopt the succinct message of point-to-point UDP to realize data communication on the software, the affirmation of UDP message application layer design message, repeating transmission, error handling processing mechanism, guarantee reliability of data transmission, the transmission of real time data is adopted delta data initiatively to send, circulate and is sent and three kinds of request of data of active request and send mode, guarantees the real-time effectiveness of data.
The anti mis-closedown function method for designing of aforesaid a kind of intelligent measuring and control device is characterized in that realizing data sharing by network between described intelligent measuring and control device that the GOOSE service multicast mode of also supporting the IEC61850 stipulations to provide is carried out exchanges data on software.
The invention has the beneficial effects as follows: the present invention remedies the deficiency of traditional anti-misoperation locking, reduces the secondary circuit circuit and connects, and simplifies construction, but and independent operating, the safe reliability of raising system operation.
Description of drawings
Fig. 1 is the anti mis-closedown function data sharing method for designing synoptic diagram of intelligent measuring and control device;
Fig. 2 is the inner method for designing synoptic diagram of realizing of the anti mis-closedown function of intelligent measuring and control device.
Embodiment
Fig. 1 is an intelligent measuring and control device anti mis-closedown function data sharing method for designing synoptic diagram of the present invention, and Fig. 2 does concrete introduction below in conjunction with accompanying drawing to the present invention for the inner method for designing synoptic diagram of realizing of the anti mis-closedown function of intelligent measuring and control device of the present invention.
Anti-misoperation locking logic among the present invention realizes by writing the expression logic text, adopts special-purpose UDP communication protocol that the logic text is downloaded to intelligent measuring and control device by Ethernet again.The data source that participates in logical operation in logical expression can comprise the data of device internal data and outside other intelligent measuring and control devices.As shown in Figure 1, Fig. 1 provides the synoptic diagram of realizing data sharing between intelligent measuring and control device, supports Dual-Ethernet on hardware, realizes double-network redundant, differentiates the network service state automatically and realizes that passage switches; Adopt the succinct message of point-to-point UDP to realize data communication on the software, the affirmation of UDP message application layer design message, repeating transmission, error handling processing mechanism, guarantee reliability of data transmission, the transmission of real time data is adopted delta data initiatively to send, circulate and is sent and three kinds of request of data of active request and send mode, guarantees the real-time effectiveness of data; The GOOSE service multicast mode of also supporting the IEC61850 stipulations to provide is carried out exchanges data.During two network operation, the unusual operation that does not influence the device anti mis-closedown function of one of them network segment.
As shown in Figure 2, Fig. 2 has provided the inner method for designing synoptic diagram of realizing of anti mis-closedown function of intelligent measuring and control device, and present design comprises that 11 sub-function module are respectively: semi-automatic scanning method of operation module 1, hard locking contact control module 2, remote control trigger mode of operation module 3, logical operation service interface module 4, automatically scanning method of operation module 5, this device real time data library module 6, logical operation real time data library module 7, GOOSE communication service module 8, signal gathering unit module 9, UDP communication service module 10, ethernet interface module 11.
In the device operational process, signal gathering unit module 9 is gathered the signal that inserts this device in real time, and the acquired signal data are saved in this device real time data library module 6.UDP communication service module 10 is responsible for finishing outside device and is sent the subscription information request, receives the data of outer device, and the outer device data of receiving are saved in logical operation real-time data base 7; Accept the subscribe request that outer device sends, obtain this device data by logical operation real time data library module 7 simultaneously, this device data are sent to outer device by ethernet interface module 11.
GOOSE communication service module 8 is responsible for obtaining the data that outer device needs by logical operation real time data library module 7, and these data are externally carried out multicast by ethernet interface module 11 send, receive the outer apparatus GOOSE data of handling through ethernet interface module 11 simultaneously, after the processing data are saved in logical operation real time data library module 7.
Logical operation service interface module 4 is obtained the data that participate in logical operation by logical operation real time data library module 7 when carrying out logical operation, operation result is returned to the interface service caller.
Automatically scanning method of operation module 5 is in operation to circulate in real time and carries out logical operation, returns operation result according to logical operation service interface module 4, and hard locking contact control module 2 is carried out deciliter control.Semi-automatic scanning method of operation module 1 is that enable logic is differentiated computing after receiving outside semi-automatic startup command, return operation result according to logical operation service interface module 4, hard locking contact control module 2 is carried out deciliter control, the self-starting of the semi-automatic scanning method of operation picks up counting, semi-automatic scanning operation time-out time arrives or this control operation finishes, semi-automatic scanning finishes operation automatically, to opening automatically this hard locking contact.Remote control trigger mode of operation module 3 is to carry out logical operation after the guidance command input, return operation result according to logical operation service interface module 4, hard locking contact control module 2 is carried out deciliter control, this EO or remote control time-out time arrive, and then this hard locking contact are opened automatically.
The foregoing description does not limit the present invention in any form, and all technical schemes that mode obtained of taking to be equal to replacement or equivalent transformation all drop in protection scope of the present invention.
Claims (4)
1, a kind of anti mis-closedown function method for designing of intelligent measuring and control device, it is characterized in that by writing the anti-misoperation locking logic, realize the method for operation that three kinds of the automatically scanning method of operation, the semi-automatic scanning method of operation and remote control trigger mode of operation can flexible configurations, realize data sharing by network between intelligent measuring and control device, every table apparatus provides 6 secondary hard locking contacts outputs, really realize software anti-error+hardware is anti-error; Described method for designing comprises 11 sub-function module, is respectively: semi-automatic scanning method of operation module (1), hard locking contact control module (2), remote control trigger mode of operation module (3), logical operation service interface module (4), automatically scanning method of operation module (5), this device real time data library module (6), logical operation real time data library module (7), GOOSE communication service module (8), signal gathering unit module (9), UDP communication service module (10), ethernet interface module (11);
The described automatically scanning method of operation is meant in the device operational process, automatically scanning method of operation module (5) circulation is in real time carried out pre-configured anti-misoperation locking logical operation, return operation result according to logical operation service interface module (4), hard locking contact control module (2) is carried out deciliter control: the anti-misoperation locking logic operation result of certain operation circuit is for true, then to hard locking contact auto-closing that should the loop, this circuit controls operation allows; The anti-misoperation locking logic operation result of certain operation circuit is false, then hard locking contact that should the loop is opened automatically, and this circuit controls operation is by locking;
The described semi-automatic scanning method of operation is meant when needs carry out control operation, in advance by artificial triggering form, provides an enabling signal, starts specified loop and enters the anti-misoperation locking logical operation; In the operational process, semi-automatic scanning method of operation module (1) is that enable logic is differentiated computing after receiving outside semi-automatic startup command, return operation result according to logical operation service interface module (4), hard locking contact control module (2) is carried out deciliter control: the anti-misoperation locking logic operation result in this loop is for true, then to hard locking junction closure that should the loop, this circuit controls operation allows, the anti-misoperation locking logic operation result in this loop is false, then hard locking contact that should the loop is opened, this circuit controls operation is by locking; The self-starting of the semi-automatic scanning method of operation picks up counting, semi-automatic scanning operation time-out time to or this control operation finish, semi-automatic scanning finishes operation automatically, corresponding this hard locking contact is opened automatically;
Described remote control trigger mode of operation is meant and does not carry out the anti-misoperation locking logical operation when not having control operation, receive the specified control order after, carry out the anti-misoperation locking logical operation of specified loop again; In the operational process, remote control trigger mode of operation module (3) is to carry out logical operation after the guidance command input, return operation result according to logical operation service interface module (4), hard locking contact control module (2) is carried out deciliter control: the anti-misoperation locking logic operation result in this loop is for true, then to hard locking contact auto-closing that should the loop, this circuit controls operation allows, the anti-misoperation locking logic operation result in this loop is false, then hard locking contact that should the loop is opened automatically, this circuit controls operation is by locking; This EO or remote control time-out time arrive, and then this hard locking contact are opened automatically;
Described UDP communication service module (10) is that outwards device sends the subscription information request, receive the data of outer device, the outer device data of receiving are saved in logical operation real time data library module (7), accept the subscribe request that outer device sends, obtain this device data by logical operation real time data library module (7) simultaneously, this device data are sent to outer device by ethernet interface module (11);
Described GOOSE communication service module (8) is to obtain the data that outer device needs by logical operation real time data library module (7), and these data are externally carried out multicast by ethernet interface module (11) send, receive the outer apparatus GOOSE data of handling through ethernet interface module (11) simultaneously, after the processing data are saved in logical operation real time data library module (7);
Described logical operation service interface module (4) is obtained the data that participate in logical operation by logical operation real time data library module (7) when carrying out logical operation, operation result is returned to the interface service caller.
2, the anti mis-closedown function method for designing of a kind of intelligent measuring and control device according to claim 1, it is characterized in that described anti-misoperation locking logic is to realize by writing the expression logic text, adopts special-purpose UDP communication protocol that the logic text is downloaded to intelligent measuring and control device by Ethernet again.
3, the anti mis-closedown function method for designing of a kind of intelligent measuring and control device according to claim 1, it is characterized in that realizing data sharing by network between described intelligent measuring and control device, be on hardware, to support Dual-Ethernet, realize double-network redundant, differentiate the network service state automatically and realize that passage switches; Adopt the succinct message of point-to-point UDP to realize data communication on the software, the affirmation of UDP message application layer design message, repeating transmission, error handling processing mechanism, guarantee reliability of data transmission, the transmission of real time data is adopted delta data initiatively to send, circulate and is sent and three kinds of request of data of active request and send mode, guarantees the real-time effectiveness of data.
4, the anti mis-closedown function method for designing of a kind of intelligent measuring and control device according to claim 3, it is characterized in that realizing data sharing by network between described intelligent measuring and control device, the GOOSE service multicast mode of also supporting the IEC61850 stipulations to provide on software is carried out exchanges data.
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| CN101661842B (en) * | 2008-08-28 | 2013-10-16 | 河南省电力公司 | Integrated mis-logical locking prevention system of digital substation |
| CN103166316A (en) * | 2013-02-20 | 2013-06-19 | 山东电力集团公司烟台供电公司 | An intelligent substation configuration file management method and system based on anti-misoperation locking |
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Non-Patent Citations (4)
| Title |
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| 变电站综合自动化-新型测控装置的研究. 蔡勇.华北电力大学(北京)硕士学位论文. 2002 |
| 变电站综合自动化-新型测控装置的研究. 蔡勇.华北电力大学(北京)硕士学位论文. 2002 * |
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Assignee: NANJING GUODIAN NANZI RURAL POWER GRID AUTOMATION ENGINEERING CO., LTD. Assignor: Nanjing Automation Co., Ltd., China Electronics Corp. Contract record no.: 2011320000363 Denomination of invention: Error lock-proof function design scheme for intelligent measuring and control device Granted publication date: 20090624 License type: Exclusive License Open date: 20080326 Record date: 20110323 |
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Assignee: NANJING GUODIAN NANZI RURAL POWER GRID AUTOMATION ENGINEERING CO., LTD. Assignor: Nanjing Automation Co., Ltd., China Electronics Corp. Contract record no.: 2011320000363 Date of cancellation: 20150107 |
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