CN106227196A - The performance testing device of a kind of thermal power generation unit SOE system and method thereof - Google Patents
The performance testing device of a kind of thermal power generation unit SOE system and method thereof Download PDFInfo
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0224—Process history based detection method, e.g. whereby history implies the availability of large amounts of data
- G05B23/0227—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions
- G05B23/0237—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions based on parallel systems, e.g. comparing signals produced at the same time by same type systems and detect faulty ones by noticing differences among their responses
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Abstract
The invention discloses the performance testing device of a kind of thermal power generation unit SOE system, thermal power generation unit SOE system comprises: several different types of DPU controllers, and each DPU controller connects several different types of SOE and detects fastener；The network switch, is connected with several different types of DPU controllers respectively；DCS system server, is connected with the described network switch；Pair time module, be connected with described DCS system server communication；This performance testing device comprises: a SOE signal generator, optionally detects fastener with one or more SOE of same DPU controller and is connected；Or detect fastener from the different SOE of different DPU controllers to connect, for sending the on-off model of prefixed time interval.The invention also discloses a kind of performance test methods.The present invention can pinpoint the problems in time, to be solved in time to eliminate, improves constantly its reliability and stability, ensures the safe operation of thermal power generation unit.
Description
Technical field
The present invention relates to electric power factory equipment Measuring error technical field, be specifically related to a kind of thermal power generation unit SOE system
Performance testing device and method thereof.
Background technology
Common decentralised control (DCS) system all contains sequence of events recording (Sequence of Events, SOE)
System, SOE system is the subsystem in DCS system for exception record, and it obtains thing with the resolution of Millisecond (the least)
Part information, recorded is Power Plant Accident, the running status of main and auxiliary machine, Time To Event, initiating event before and after fault generation
With the time interval order of chain time of origin, it is that power plant's analysis operation exception, equipment fault and the most important of production accident depend on
According to.
Along with fired power generating unit scale increasingly and complication, production process information instantaneous variation is multifarious, with certain thermal power generation
As a example by 4 660MW ultra-supercritical coal-fired power generating units (referred to hereinafter as " this factory ") of factory one phase design, DCS system is designed as Ai Mosheng
OVATION system, software version is 3.0.4, according to all kinds of favourable turn functions, processing flow sequence, by monoblock all devices
It is distributed in 27-29 in the OCR400DPU controller of redundant configuration, every unit design steam turbine electric room 1, it is used for putting
Put condensation water, closed-up water, EH oil, lubricating oil, Seal Oil, determine the steam turbine side control rack such as cold water, DEH, ETS, MEH, design pot
Stove electric room 1, is used for placing powder process, wind and smoke, feeds water, coordinates to control the boiler side such as (CCS), MFT, denitration and control machine
Cabinet, all controllers are built into 100Mbps ether by 5-6 to the cisco switch CISCO2950/2960 of double-deck redundant configuration
Network bus formula control system.
Only according to the I/O measuring point statistics accessed in hardwire mode, every unit analog quantity measuring point surpasses 5000, switching value
Measuring point surpasses 8000, adds up to measuring point total amount to surpass 13,000, if adding the intermediate point that all kinds of soft logic produces, every unit
Quantity of information is the hugest, when main frame or subsidiary engine break down, in order to search out of order real causes and take to arrange accordingly
Execute, be at this moment accomplished by the sequencing of event being recollected printing, analyzing, when fault occurs moment, and the same time period is (same
Second) interior it is possible that bulk information, measuring point transfinites or reports to the police in batches, and the history station (OPH) of general DCS system configuration gathers
Data may be only accurate to the resolution of second level, is not enough to tell the sequencing of signal, and this just brings pole to accident analysis
Big puzzlement, it is seen that the importance of SOE system.
It may be said that the SOE system monitoring running state that to be power plant important, record, accident analysis equipment, utilize it accurate
Record and report that the steam turbine pre-defined, boiler, the state of electric important on-off model change, the accident analysis to unit
The most effective clue and evidence are provided.
The work process of SOE system is: by cycle regular hour (usually 1ms), to the input I/O being connected to system
Passage contact state is circulated scanning and judges, once event occurs (passage is triggered), has both pressed 1ms time interval order note
Other interlocking event that hereafter record occurs.
The SOE warning message query software built-in by DCS system can be found, print warning message list, and carries out
Accident analysis.
DCS system is through longtime running, and hardware circuit, electronic devices and components occur aging, and SOE system is it is possible that passage
The phenomenons such as malfunctioning, error of omission, incorrect posting, such as: anomalous event order or the interval of events of SOE system record are the most obvious sometimes
Mistake, then be difficult to determine cause of accident when accident analysis, it is impossible to correctly judge initiating event point, be therefore difficult to determine thing
Therefore reason, at this time we will produce query to the correctness of SOE system record, therefore runs power plant for going into operation, logical
Cross professional test instrument SOE system periodically carries out performance test just to seem the most necessary, ought to be as DCS system Performance Evaluation
The important ring carried out in system.
Summary of the invention
It is an object of the invention to provide performance testing device and method, the energy of a kind of thermal power generation unit SOE system
Enough pinpoint the problems in time, to be solved in time to eliminate, improve constantly its reliability and stability, ensure thermal power generation unit
Safe operation.
In order to achieve the above object, the present invention is achieved through the following technical solutions: a kind of thermal power generation unit SOE system
Performance testing device, thermal power generation unit SOE system comprises: several different types of DPU controllers, each DPU controller
Connect several different types of SOE and detect fastener；The network switch, respectively with several different types of DPU controllers even
Connect；DCS system server, is connected with the described network switch；Pair time module, be connected with described DCS system server communication；Its
Feature is, this performance testing device comprises:
One SOE signal generator, optionally the one or more SOE with same DPU controller detect fastener even
Connect；Or detect fastener from the different SOE of different DPU controllers to connect, for sending the on-off model of prefixed time interval.
When described pair, module is the one in gps clock, Beidou satellite navigation system or a combination thereof.
Described prefixed time interval is the arbitrary value between 1ms～5ms.
A kind of performance test methods of the performance testing device for above-mentioned thermal power generation unit SOE system, its feature
It is that this performance test methods comprises the steps of
S1, initialization performance testing device, it is thus achieved that the resolving power of SOE system；
The time sense test of S2, SOE detection fastener: select the different passages of same SOE detection fastener, by defeated
The multichannel entering prefixed time interval triggers signal, checks its resolution capability, obtains the time sense test knot of SOE detection fastener
Really, step S2 is repeated, it is thus achieved that the time sense test result of each SOE detection fastener；
The time sense test of the different SOE detection fastener that S3, same DPU controller connect: select same DPU
The passage of the SOE detection fastener of controller diverse location, triggers signal by the multichannel of input prefixed time interval, checks its point
Distinguish ability, obtain the time sense test result of the different SOE detection fastener that same DPU controller connects, repeat step
S3, it is thus achieved that the time sense test result of the different SOE detection fastener that each DPU controller connects；
S4, the SOE of different DPU controllers detect the time sense test of fastener: select different DPU controller to be connected
The SOE connect detects fastener, triggers signal by the multichannel of input prefixed time interval, checks its resolution capability, obtain different
The time sense test result of the SOE detection fastener of DPU controller；
S5, clock synchronization accuracy are tested: the different SOE selecting different DPU controllers to be connected detects fastener, passes through
The triggering signal that input clock synchronizes, checks the clock synchronization accuracy between different DPU controller, obtains clock synchronization accuracy test
Result；
S6, the different SOE inspection connected according to the SOE detection time sense test result of fastener, same DPU controller
Survey the time sense test result of fastener, different DPU controllers SOE detection fastener time sense test result and
Clock synchronization accuracy test result, obtains the performance test results of SOE system.
Step S7 is also comprised after described step S6,
S7, the performance test results according to SOE system, select default capabilities to improve method, improve the accurate of SOE system
Property.
In described step S1, the resolving power acquisition methods of SOE system:
The signal of SOE signal generator is accessed the input of SOE detection fastener, utilizes SOE signal generator to send pre-
If time interval on-off model, and change the prefixed time interval of SOE signal generator, during until SOE system cannot be differentiated
Till, it is the resolving power of SOE system.
Described prefixed time interval is the arbitrary value between 1ms～5ms.
In described step S5, clock synchronization accuracy test also comprise SOE system pair time step:
By DCS system server per second with pair time module pair time, then each DPU controller by the network switch with
During DCS system server pair, if there being the time difference, can through several pairs time the cycle progressively plus correction value, until the time difference eliminates.
When described pair, module is the one in gps clock, Beidou satellite navigation system or a combination thereof.
The performance test methods of the present invention a kind of thermal power generation unit SOE system compared with prior art has following excellent
Point: can pinpoint the problems in time, to be solved in time to eliminate, improves constantly its reliability and stability, ensures thermal power generation
The safe operation of unit.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the Performance Test System of the present invention a kind of thermal power generation unit SOE system；
Fig. 2 is the flow chart of the performance test methods of the present invention a kind of thermal power generation unit SOE system.
Detailed description of the invention
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the present invention is further elaborated.
As it is shown in figure 1, the performance testing device of a kind of thermal power generation unit SOE system, described SOE system comprises some
Individual different types of SOE detection fastener (A4 fastener, A5 fastener, B3 fastener), several different types of DPU controller (Ctrl
4 controllers, Ctrl 5 controller, Ctrl 8 controller), the network switch 100, DCS system server 200 and pair time module
300, the DPU controller of described each type connects several different types of SOE and detects fastener, and described several are different
The DPU controller of type is connected with the network switch 100 respectively, the described network switch 100 and described DCS system server
200 connect, described DCS system server 200 with pair time module 300 communicate to connect, this performance testing device comprise one SOE believes
Number generator 400, optionally detects fastener with one or more SOE of same DPU controller and is connected；Or from different
The different SOE detection fastener of DPU controller connects, for sending the on-off model of prefixed time interval.SOE signal generator
400 inputs connecting SOE detection fastener, such as, SOE signal generator 400 comprises 16 passages, and each SOE detects fastener
Comprise 8 passages, if only connecting SOE to detect fastener, then SOE can be detected 8 passages of fastener respectively with SOE signal
Generator 400, it is also possible to the different SOE connected under different DPU controller detect fastener, can connect 16 SOE and detect fastener,
Each SOE detection fastener only takes a passage and connects.
The performance testing device of SOE system i.e. can be divided into two types, and a kind of is the SOE under same DPU controller
Test between detection fastener, another kind is the test between the different detection fastener of SOE belonging to DPU controller.Same DPU controller
Detecting the mutual communication of fastener by self expansion interface with its SOE configured, different DPU controllers are led to by the network switch
News, the network switch is also connected with DCS server simultaneously, DCS server and pair time module communication to provide time adjustment function.I.e. same
SOE detection fastener resolution test under one DPU controller mainly checks the configuration of certain DPU controller the most rationally, no
The difference of communication, clock between fastener resolution test mainly inspection different DPU controller is detected with the SOE under DPU controller
Synchronization accuracy test mainly check each controller and DCS server pair time effect quality.
In the present embodiment, it is preferred that when described pair module 300 be in gps clock, Beidou satellite navigation system
Plant or a combination thereof.
In the present embodiment, it is preferred that described prefixed time interval is the arbitrary value between 1ms～5ms.
In conjunction with the performance testing device of above-mentioned thermal power generation unit SOE system, the invention also discloses a kind of firepower and send out
The performance test methods of group of motors SOE system, this performance test methods comprises the steps of
S1, initialization performance testing device, it is thus achieved that the resolving power of SOE system.
The resolving power acquisition methods of SOE system:
The signal of SOE signal generator is accessed the input of SOE detection fastener, utilizes SOE signal generator to send pre-
If time interval on-off model, and change the prefixed time interval of SOE signal generator, during until SOE system cannot be differentiated
Till, it is the resolving power of SOE system；It is preferred that described prefixed time interval is the arbitrary value between 1ms～5ms.
The time sense test of S2, SOE detection fastener: select the different passages of same SOE detection fastener, by defeated
The multichannel entering prefixed time interval triggers signal, checks its resolution capability, obtains the time sense test knot of SOE detection fastener
Really, step S2 is repeated, it is thus achieved that the time sense test result of each SOE detection fastener.The purpose of step S2 is detection SOE
The detection fault of fastener own and the reasonability of place DPU controller configuration, therefore all SOE detection fastener of SOE system all needs
Detecting, after only the detection of this step is qualified, ensuing test is the most meaningful.
As shown in table 1, the SOE passage of the A4 fastener of DPU 8 controller (MFT) is carried out 1ms resolution test result, letter
Number trigger interval 1.0ms.
The time sense test of the different SOE detection fastener that S3, same DPU controller connect: select same DPU
The passage of the SOE detection fastener of controller diverse location, triggers signal by the multichannel of input prefixed time interval, checks its point
Distinguish ability, obtain the time sense test result of the different SOE detection fastener that same DPU controller connects, repeat step
S3, it is thus achieved that the time sense test result of the different SOE detection fastener that each DPU controller connects.As shown in table 2, for
The SOE passage of A4, A5, B3 fastener of DPU 8 controller is carried out 1ms resolution test result, signal trigger interval 1.0ms.
S4, the SOE of different DPU controllers detect the time sense test of fastener: select different DPU controller to be connected
The SOE connect detects fastener, triggers signal by the multichannel of input prefixed time interval, checks its resolution capability, obtain different
The time sense test result of the SOE detection fastener of DPU controller.As shown in table 3, the difference to DPU4, DPU5 and DPU8
SOE detection fastener carries out 1ms resolution test result, signal trigger interval 1.0ms.
S5, clock synchronization accuracy are tested: the different SOE selecting different DPU controllers to be connected detects fastener, passes through
(because triggering signal is synchronizing signal, prefixed time interval need not arrange the triggering signal that input clock synchronizes, and selects signal
Synchronizing function in generator), check the clock synchronization accuracy between different DPU controller, obtain clock synchronization accuracy and survey
Test result, as shown in table 4, carries out clock synchronization accuracy test result to the different SOE detection fastener of DPU4, DPU5 and DPU8.
Clock synchronization accuracy test also comprise SOE system pair time step:
By DCS system server per second with pair time module pair time, then each DPU controller by the network switch with
During DCS system server pair, if there being the time difference, can through several pairs time the cycle progressively plus correction value, until the time difference disappears substantially
Remove.
S6, the different SOE inspection connected according to the SOE detection time sense test result of fastener, same DPU controller
Survey the time sense test result of fastener, different DPU controllers SOE detection fastener time sense test result and
Clock synchronization accuracy test result, obtains the performance test results of SOE system.
By the data under test data sheet, the analysis can carry out the performance of scene operation SOE system intuitively, quantified is commented
Estimate, from the record result of table 1～table 4 it can be seen that
The most same fastener 1ms resolving power is qualified, and arrangement of objects order is consistent with predetermined, dislocation-free；
The most same DPU difference fastener 1ms resolving power is qualified, and arrangement of objects order is consistent with predetermined, dislocation-free；
3. the SOE passage 1ms resolving power of different DPU controllers is defective, and arrangement of objects order is inconsistent with predetermined, wrong
Position；
4. different DPU controllers take a sample test passage when receiving the triggering signal of synchronization, the SOE record time exists
The 4ms time difference.
By test data analyzer, between this factory's difference DPU, there is the time difference, need to search time difference producing cause as early as possible, disappear
Except time difference when different DPU pair, and the most again carry out verification experimental verification.
S7, the performance test results according to SOE system, select default capabilities to improve method, improve the accurate of SOE system
Property.
Exist when different DPU pair the time difference influence whether Important Auxiliary equipment trip, particularly main protection action time journal
And analysis on accident cause, the accuracy therefore improving SOE system is imperative.From SOE system work configuration, setting means and
Test, can be from improving SOE fastener hardware, designing more excellent setting means, periodically eliminate in terms of time difference etc. through examining
Hands, such as: through and the special treatment to SOE problem of the DCS producer, will original design each website and server pair time, server and
When GPS pair, be revised as each website with during with the network switch pair, when the network switch and server pair, server with GPS pair
Time, utilize the advantages such as switch speed is fast, working stability, rate of load condensate are low, significantly share server operating pressure, simultaneously at clothes
Business device is provided with the registration table in WINDOWS system SERVICE, time-out 900s when server is with GPS pair, during by termination pair,
Until time difference recovers normal.This effectively prevent restarts due to GPS system or saltus step occurs, and causes clock abnormal.Through adopting
Depend on as above measure, efficiently solve the time difference problem between different DPU, it is ensured that the reliability of SOE system and accuracy, for
Plant personnel's reduction accident order, accurate accident analysis, established solid foundation.
Although present disclosure has been made to be discussed in detail by above preferred embodiment, but it should be appreciated that above-mentioned
Description is not considered as limitation of the present invention.After those skilled in the art have read foregoing, for the present invention's
Multiple amendment and replacement all will be apparent from.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (9)
1. a performance testing device for thermal power generation unit SOE system, thermal power generation unit SOE system comprises: several are not
With the DPU controller of type, each DPU controller connects several different types of SOE and detects fastener；The network switch, point
It is not connected with several different types of DPU controllers；DCS system server, is connected with the described network switch；Pair time mould
Block, is connected with described DCS system server communication；It is characterized in that, this performance testing device comprises:
One SOE signal generator, optionally detects fastener with one or more SOE of same DPU controller and is connected；Or
Person detects fastener from the different SOE of different DPU controllers and connects, for sending the on-off model of prefixed time interval.
2. performance testing device as claimed in claim 1, it is characterised in that when described pair, module is that gps clock, the Big Dipper are defended
One in star navigation system or a combination thereof.
3. performance testing device as claimed in claim 1, it is characterised in that described prefixed time interval be 1ms～5ms it
Between arbitrary value.
4. the performance testing device for thermal power generation unit SOE system as described in claims 1 to 3 any one
Performance test methods, it is characterised in that this performance test methods comprises the steps of
S1, initialization performance testing device, it is thus achieved that the resolving power of SOE system；
The time sense test of S2, SOE detection fastener: select the different passages of same SOE detection fastener, pre-by input
If the multichannel of time interval triggers signal, check its resolution capability, obtain the time sense test result of SOE detection fastener,
Repeat step S2, it is thus achieved that the time sense test result of each SOE detection fastener；
The time sense test of the different SOE detection fastener that S3, same DPU controller connect: select same DPU to control
The passage of the SOE detection fastener of device diverse location, triggers signal by the multichannel of input prefixed time interval, checks that it differentiates energy
Power, obtains the time sense test result of the different SOE detection fastener that same DPU controller connects, repeats step S3, obtain
Obtain the time sense test result of the different SOE detection fastener that each DPU controller connects；
S4, the SOE of different DPU controllers detect the time sense test of fastener: select different DPU controller to be connected
SOE detects fastener, triggers signal by the multichannel of input prefixed time interval, checks its resolution capability, obtains different DPU controls
The time sense test result of the SOE detection fastener of device processed；
S5, clock synchronization accuracy are tested: the different SOE selecting different DPU controllers to be connected detects fastener, by input
The triggering signal that clock synchronizes, checks the clock synchronization accuracy between different DPU controller, obtains clock synchronization accuracy test knot
Really；
S6, the different SOE detection card connected according to the SOE detection time sense test result of fastener, same DPU controller
The time sense test result of part, the SOE of different DPU controllers detect time sense test result and the clock of fastener
Synchronization accuracy test result, obtains the performance test results of SOE system.
5. performance test methods as claimed in claim 4, it is characterised in that also comprise a step after described step S6
S7,
S7, the performance test results according to SOE system, select default capabilities to improve method, improve the accuracy of SOE system.
6. performance test methods as claimed in claim 4, it is characterised in that in described step S1, the resolving power of SOE system
Acquisition methods:
The signal of SOE signal generator is accessed the input of SOE detection fastener, when utilizing SOE signal generator to send default
Between be spaced on-off model, and change the prefixed time interval of SOE signal generator, when SOE system cannot be differentiated till,
It is the resolving power of SOE system.
7. performance test methods as claimed in claim 5, it is characterised in that described prefixed time interval be 1ms～5ms it
Between arbitrary value.
8. performance test methods as claimed in claim 4, it is characterised in that in described step S5, clock synchronization accuracy is surveyed
Examination also comprise SOE system pair time step:
By DCS system server per second with pair time module pair time, then each DPU controller is by the network switch and DCS system
During system server pair, if there being the time difference, can through several pairs time the cycle progressively plus correction value, until the time difference eliminates.
9. performance test methods as claimed in claim 8, it is characterised in that when described pair, module is that gps clock, the Big Dipper are defended
One in star navigation system or a combination thereof.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108762237A (en) * | 2018-06-15 | 2018-11-06 | 广州发展集团股份有限公司 | The spare part detecting system of dcs |
| CN109688032A (en) * | 2019-03-04 | 2019-04-26 | 国电科学技术研究院有限公司 | A kind of network transmission performance test method and device |
| CN110162004A (en) * | 2019-04-16 | 2019-08-23 | 华电电力科学研究院有限公司 | A kind of scattered control system SOE test device and test method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110066598A1 (en) * | 2005-10-28 | 2011-03-17 | Invensys Systems, Inc. | Sequence of events recorder facility for an industrial process control environment |
| CN202267870U (en) * | 2011-09-22 | 2012-06-06 | 天津市电力公司 | Test analysis device of sequence of event recording system |
-
2016
- 2016-08-29 CN CN201610782941.4A patent/CN106227196B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110066598A1 (en) * | 2005-10-28 | 2011-03-17 | Invensys Systems, Inc. | Sequence of events recorder facility for an industrial process control environment |
| CN202267870U (en) * | 2011-09-22 | 2012-06-06 | 天津市电力公司 | Test analysis device of sequence of event recording system |
Non-Patent Citations (2)
| Title |
|---|
| 邹红艳: "《基于GPS同步时钟的统一校时方案》", 《电力自动化设备》 * |
| 陈起: "《火电机组分散控制系统SOE性能测试分析》", 《内蒙古电力技术》 * |
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| CN108762237A (en) * | 2018-06-15 | 2018-11-06 | 广州发展集团股份有限公司 | The spare part detecting system of dcs |
| CN109688032A (en) * | 2019-03-04 | 2019-04-26 | 国电科学技术研究院有限公司 | A kind of network transmission performance test method and device |
| CN109688032B (en) * | 2019-03-04 | 2023-09-22 | 国家能源集团科学技术研究院有限公司 | A network transmission performance testing method and device |
| CN110162004A (en) * | 2019-04-16 | 2019-08-23 | 华电电力科学研究院有限公司 | A kind of scattered control system SOE test device and test method |
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