CN101738974A - System for monitoring auxiliary engine state - Google Patents
System for monitoring auxiliary engine state Download PDFInfo
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- CN101738974A CN101738974A CN200910311679A CN200910311679A CN101738974A CN 101738974 A CN101738974 A CN 101738974A CN 200910311679 A CN200910311679 A CN 200910311679A CN 200910311679 A CN200910311679 A CN 200910311679A CN 101738974 A CN101738974 A CN 101738974A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/80—Management or planning
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- Testing And Monitoring For Control Systems (AREA)
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- Programmable Controllers (AREA)
Abstract
The invention discloses a system for monitoring auxiliary engine state, comprising a computer and two sets of programmable controllers; the two programmable controllers are connected with industrial field auxiliary engine equipment through respective I/O module, are connected with a network switch, are accessed into an Ethernet through the network switch, and are connected with a computer accessed into the Ethernet and a data server. The system of the invention has the beneficial effects that as the two sets of the identical programmable controllers are utilized for switching the master station and the slave station, once the master station appears control or communication faults, the slave station automatically switches into the master station to realize data mutual transmission and synchronization function. When the original slave station switches into the mater station, the computer also automatically connects to a new master station seamlessly, and realizes data synchronization; users can not perceive the changes of switching and synchronization to achieve redundancy function in real meaning.
Description
Technical field
The present invention relates to a kind of TT﹠C system, especially relate to a kind of industry spot system for monitoring auxiliary engine state.
Background technology
The main equipment price general charged costliness of industrial control field, main equipment break down or accident after, can cause great economic loss to enterprise, and to the repair and maintenance expense height of equipment, labour intensity is big, therefore enterprise is concerned about the health status of main equipment very much, also has more condition monitoring system to be applied to main equipment at present.
In order to guarantee the safe and stable operation of the main and auxiliary equipment of industry spot, reduce planned maintenance number of times to subsidiary engine equipment, improve the availability of subsidiary engine equipment, the operation conditions of subsidiary engine equipment should cause the great attention of enterprise.The safety in operation and the serviceable life of subsidiary engine equipment be badly in need of to be improved by enterprise, effectively avoids causing that because of the fault of subsidiary engine equipment main equipment is out of service simultaneously, or because of the drain system fault accidents such as the water logging factory building takes place of stopping transport.Along with the development of network communications technology, computer technology and automatic technology, begun to use these advanced technologies at some industrial control fields, and obtained good effect.But so far, in the status monitoring of industry spot subsidiary engine equipment, still adopt traditional artificial value defence method, by manually various data are monitored, write down to the various subsidiary engine equipment running status of industry spot, and by manually carrying out fault diagnosis, overhaul of the equipments, administering and maintaining etc., both labor intensive, increase labor cost, and the accuracy of monitoring result, reliability and real-time are also relatively poor, are difficult to guarantee effective specific aim of industrial field device reliability of operation and plant maintenance.
Summary of the invention
In order to overcome the above-mentioned shortcoming of prior art, the invention provides a kind of system for monitoring auxiliary engine state, can carry out in real time industry spot subsidiary engine equipment running status and health status, monitoring exactly, and provide strong data support for the consequent malfunction analysis.
The technical solution adopted for the present invention to solve the technical problems is: a kind of system for monitoring auxiliary engine state, comprise: computing machine and two cover Programmable Logic Controllers, two cover Programmable Logic Controllers are connected with industry spot subsidiary engine equipment by I/O module separately, two cover Programmable Logic Controllers are connected with the network switch, by network switch access network based on ethernet, be connected with data server with the computing machine of access network based on ethernet; Described Programmable Logic Controller comprises central processing unit, described central processing unit is connected with storer, power module, input interface, output interface, external apparatus interface and expansion interface respectively, described storer is connected with the external unit programmable device, and described power module is connected with central processing unit, input interface and output interface respectively.
Described two cover Programmable Logic Controllers can be connected with the network switch by active and standby switching device shifter.
Compared with prior art, good effect of the present invention is: owing to utilized the switching of the identical Programmable Logic Controller of two covers as main website, slave station, in case control or communication failure appear in main website, slave station automatically switches to main website, and realizes that data pass and synchronous function mutually.After original slave station switched to main website, computing machine also automatic seamless was docked with new main website, and realized data sync immediately, and the user can not perceive switches and synchronous variation, reaches redundancy feature truly.
At the scene can be by manually or automatically carrying out active and standby switching, because main website and slave station have been adopted the star powering mode, two cover Programmable Logic Controllers are independently-powered, and therefore the Programmable Logic Controller to slave station carries out in fault handling and the maintenance process, can not have influence on main website and normally move.
Owing to adopt ethernet communication, layered arrangement between the terrain control system of master stage and subsidiary engine equipment, network structure adopts bus or annular, can satisfy of the collection of the terrain control system of industry spot subsidiary engine equipment, and cause loss of data when avoiding network congestion during in exchanges data between each system and influence the requirement of the aspects such as real-time that control command carries out real time data.
Description of drawings
The present invention will illustrate by example and with reference to the mode of accompanying drawing.
Fig. 1 is the system architecture synoptic diagram of the embodiment of the invention one.
Embodiment
Disclosed all features in this instructions, or the step in disclosed all methods or the process except mutually exclusive feature and/or step, all can make up by any way.
Disclosed arbitrary feature in this instructions (comprising any accessory claim, summary and accompanying drawing) is unless special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, unless special narration, each feature is an example in a series of equivalences or the similar characteristics.
Embodiment one: as shown in Figure 1, a kind of system for monitoring auxiliary engine state, comprise: computing machine 1, data server 2, Ethernet 3, the network switch 4, active and standby switching device shifter 6, first Programmable Logic Controller 10 and second Programmable Logic Controller 20, first Programmable Logic Controller 10 all is connected with active and standby switching device shifter 6 with second Programmable Logic Controller 20, active and standby switching device shifter 6 is by the network switch 4 access network based on ethernet 3, be connected with data server 2 with the computing machine 1 of access network based on ethernet 3, first Programmable Logic Controller 10 all is connected with industry spot subsidiary engine equipment 5 with second Programmable Logic Controller 20.
Because active and standby switching device shifter 6 has multi-channel serial port and Ethernet interface, be connected with two cover Programmable Logic Controllers of band serial ports and Ethernet interface respectively, the Ethernet interface of active and standby switching device shifter 6 is connected by network switch realization and computing machine and data server; Therefore calculate function and obtain two cover Programmable Logic Controllers easily and relate to operational factor, the systematic parameter of active and standby switching, and judge, realize the function of the active and standby switching of two cover Programmable Logic Controllers.
First Programmable Logic Controller 10 comprises first central processing unit (CPU) 11, first memory 12, first power module 13, first input interface 14, first output interface 15, first external apparatus interface 16, first expansion interface 17 and the first external unit programmable device 18; First central processing unit 11 is connected with first expansion interface 17 with first memory 12, first power module 13, first input interface 14, first output interface 15, first external apparatus interface 16 respectively, the first external unit programmable device 18 is connected with first memory 12, and first power module 13 is connected with first output interface 15 with first central processing unit 11, first input interface 14 respectively.
First central processing unit 11 is the core of first Programmable Logic Controller 10, mainly finishes reading command from first memory 12, execution command, order instruction fetch, handling interrupt;
First Programmable Logic Controller 10 also has communication interface, and main realization is connected with fieldbus or Ethernet, carries out exchanges data with computing machine 1, accepts user instruction etc.
The 26S Proteasome Structure and Function of second Programmable Logic Controller 20 and first Programmable Logic Controller 10 identical comprises second central processing unit 21, second memory 22, second source module 23, second input interface 24, second output interface 25, second external apparatus interface 26, second expansion interface 27 and the second external unit programmable device 28.
The principle of work of native system is: come to send in that cover Programmable Logic Controller as main website as for the status data of the subsidiary engine equipment of industry spot, all write operation logic, control command, operational factor statistics and handling procedure etc. in two cover Programmable Logic Controllers; Operation, the maintenance parameter of subsidiary engine equipment collected and put in order in main website, as working time, number of run, stop time, parameter setting, motor working current, temperature etc., because subsidiary engine is host system service, so the main frame correlation parameter also gathered simultaneously by main website, for the state of analyzing subsidiary engine equipment provides sufficient foundation; All data that will collect as the Programmable Logic Controller of main website are transferred to by Ethernet that data server stores or directly be transferred to computing machine carries out analyzing and processing.When control or communication failure appear in main website, by active and standby switching device shifter 6, automatically slave station is switched to main website, simultaneously, the software that possesses active and standby handoff functionality is arranged in the system of computing machine 3, can obtain the zone bit that send active and standby switching on the terrain controller by this computed in software machine, automatic seamless is docked with new main website, realizes immediately passing and synchronous function mutually with original main website data.
By software systems, computing machine can be realized following function:
1) manage the operational factor, definite value setting, the modification of gradient limits value etc. of each subsidiary engine control module concentratedly, simultaneously to the action frequency of subsidiary engine equipment, working time equivalence add up, analyzing and processing;
2) in computing machine, be provided with complete database in the industry spot subsidiary engine monitoring of tools scope, and the real time data that main website uploads carried out classification and storage, form historical data base, system processes processing to data again, finish real-time monitoring to production run, optimize operational mode, set up the shared data platform of full plant information;
3) realize that omnibearing fault alarm is handled and the alarm logging storage, not only at the fault of certain subsidiary engine equipment but also can carry out integrated alarm at several relevant devices, the user confirms warning and the printing of tabulating, and also can realize the accident and the fault pre-alarming of subsidiary engine equipment;
4) computing machine also can be classified and filters accident and failure message, carries out relevant processing and eliminating according to the emergency of accident with significance level, and some insignificant information screens are fallen, and remaining information is carried out analysis-by-synthesis; According to experience and example and some criterions of the working specification of storing in advance, accident treatment rules, past processing accident, seek best treatment Countermeasures automatically, processing accident automatically and fault reach best effect;
5) computing machine can compare analysis to the operating mode of each controlled plant of each subsidiary engine control module, as: parameter values such as the action frequency in interval time of certain water pump each run time, each start and stop, certain period, current of electric, motor temperature are carried out record, when improper operating modes such as frequency of occurrences start and stop, temperature rising, find out the reason of problem according to reference point foresight, for the working condition of judging water pump and motor provides foundation;
6) the historical working condition to each subsidiary engine control module writes down and assesses, and generates the trend curve and the related data trend analysis of monitoring variable by user interface;
7) the various normal and abnormal state of affairs of each subsidiary engine control module is carried out correlation analysis, can provide reference data for the user from the extracting data obtained to equipment operation condition, the data of being extracted are analyzed, be made into excellent figure, pie chart, tracing analysis figure etc.;
8) realize query function flexibly, can be by keyword query and query compositions such as equipment, operating mode, times;
9) the bonding apparatus operating standard is in to work such as equipment point-detectings, and system can trigger accounting logging by customer requirements, can realize report data unloading and printing;
10) working time, number of run, the number of stoppages, maintenance times etc. of statistics equipment, provide the strategy and the interval time of overhaul of the equipments and maintenance for the user;
11) system possesses external communication interface, makes things convenient for data sharing and data transmission, and by modification of program and the preservation of long-range realization to each subsidiary engine control module Programmable Logic Controller, communications protocol adopts TCP/IP;
12) system adds up working time, the number of run of the operational outfits such as motor of supplementary controlled system, and when number of run or time reach user's setting value, system's automatically prompting user carries out regular maintenance and service work to this equipment;
13) realize the emergency review function, gather the analog quantity instantaneous value relevant with equipment operation, sampling period is adjustable, analog quantity has sudden change and gradual situation, when associated having of the quantity of state variation of when sudden change, the analysis and judgement that can be correlated with is found out the problem reason, and a guide of maintenance, maintenance is provided for the user;
14) system user interface can adopt multiple means such as excellent figure, pie chart, curve, form, the function that analysis and inquiry are provided for the user with open arms directly perceived, system is based on the browser model interface, in the IP address of the IE of each terminal computer address field input auxiliary engine state monitoring and analysis system server, can carry out data monitoring and check in long-range or any terminal of LAN (Local Area Network).
Embodiment two: with the difference of embodiment one be not as the active and standby switching device shifter 6 of one of hardware in the system, first Programmable Logic Controller is connected with the network switch with second Programmable Logic Controller, by network switch access network based on ethernet, be connected with data server with computing machine.Active and standby the switching in the two cover Programmable Logic Controllers of two cover Programmable Logic Controllers realized by logical program.
The present invention is not limited to aforesaid embodiment.The present invention expands to any new feature or any new combination that discloses in this manual, and the arbitrary new method that discloses or step or any new combination of process.
Claims (2)
1. system for monitoring auxiliary engine state, it is characterized in that: comprising: computing machine and two cover Programmable Logic Controllers, two cover Programmable Logic Controllers are connected with industry spot subsidiary engine equipment by I/O module separately, two cover Programmable Logic Controllers are connected with the network switch, by network switch access network based on ethernet, be connected with data server with the computing machine of access network based on ethernet; Described Programmable Logic Controller comprises central processing unit, described central processing unit is connected with storer, power module, input interface, output interface, external apparatus interface and expansion interface respectively, described storer is connected with the external unit programmable device, and described power module is connected with central processing unit, input interface and output interface respectively.
2. system for monitoring auxiliary engine state according to claim 1 is characterized in that: comprising: described two cover Programmable Logic Controllers are connected with the network switch by active and standby switching device shifter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910311679A CN101738974A (en) | 2009-12-17 | 2009-12-17 | System for monitoring auxiliary engine state |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910311679A CN101738974A (en) | 2009-12-17 | 2009-12-17 | System for monitoring auxiliary engine state |
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| CN101738974A true CN101738974A (en) | 2010-06-16 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104050795A (en) * | 2014-07-10 | 2014-09-17 | 唐山现代工控技术有限公司 | Method and device for enhancing reliability of in-place equipment |
| CN104536413A (en) * | 2014-12-22 | 2015-04-22 | 重庆川仪自动化股份有限公司 | IO data redundancy seamless transmission method and system in communication control system |
| CN106127601A (en) * | 2016-06-29 | 2016-11-16 | 山东钢铁股份有限公司 | A kind of Workshop Production Cost accounting method and system |
| CN107121978A (en) * | 2017-06-07 | 2017-09-01 | 四川谊田集群科技有限公司 | A kind of intelligentized updating method and system of power station auxiliary engine control device |
| CN110410309A (en) * | 2019-08-02 | 2019-11-05 | 南京钢铁股份有限公司 | Large-scale compressor set auxiliary machinery method for monitoring operation states |
-
2009
- 2009-12-17 CN CN200910311679A patent/CN101738974A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104050795A (en) * | 2014-07-10 | 2014-09-17 | 唐山现代工控技术有限公司 | Method and device for enhancing reliability of in-place equipment |
| CN104536413A (en) * | 2014-12-22 | 2015-04-22 | 重庆川仪自动化股份有限公司 | IO data redundancy seamless transmission method and system in communication control system |
| CN106127601A (en) * | 2016-06-29 | 2016-11-16 | 山东钢铁股份有限公司 | A kind of Workshop Production Cost accounting method and system |
| CN107121978A (en) * | 2017-06-07 | 2017-09-01 | 四川谊田集群科技有限公司 | A kind of intelligentized updating method and system of power station auxiliary engine control device |
| CN110410309A (en) * | 2019-08-02 | 2019-11-05 | 南京钢铁股份有限公司 | Large-scale compressor set auxiliary machinery method for monitoring operation states |
| CN110410309B (en) * | 2019-08-02 | 2021-05-11 | 南京钢铁股份有限公司 | Method for monitoring running state of auxiliary machine of large compressor unit |
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Open date: 20100616 |