CN104950844A - Intelligent substation area protection control system detection method and device - Google Patents
Intelligent substation area protection control system detection method and device 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
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4185—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication
- G05B19/41855—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication by local area network [LAN], network structure
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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
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- 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
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Abstract
The invention provides an intelligent substation area protection control system detection device which comprises a substation configuration file reading module, a substation configuration file analysis module, a network flow injection module, a network monitoring module and a relay protection testing module. A substation area protection control system comprises an industrial Ethernet switch and a substation area protection control device connected with the industrial Ethernet switch. The invention further provides an intelligent substation area protection control system detection method. Safety and stability of the new-generation intelligent substation area protection control system can be comprehensively detected, technical basis is provided for planning design, debugging transformation and the like of the new-generation intelligent substation area protection control system with 110kV and above, and safe production and stable operation of a power grid are facilitated.
Description
Technical field
The present invention relates to intelligent substation detection technique field, specifically a kind of intelligent substation station territory Protection control system detection method and device.
Background technology
Intelligent substation have employed brand-new stratification protecting control technology, and stratification protecting control is according to being divided into towards level with regard to region protection, stand territory protecting control and wide area protection control.Wherein, territory, the station Protection control system formed with stand territory protecting control device and related industries Ethernet switch has benefited from the powerful Internet communication capacity of intelligent substation and data information sharing advantage fully; electric parameters, the switching value information that can fully utilize multi-compartment in station come Judging fault position; realize trouble spot quick, accurate, reliably isolate, and the controlling functions such as element back-up protection, prepared auto restart, low-frequency low-voltage load shedding can be realized.Meanwhile, the substation of territory protection as wide area protection of standing, for wide area protection gives this substation information, the control command that acceptance, forwarding wide area protection main website send.Territory Protection control system of standing adopts digital transmission technology (fiber optic Ethernet) to instead of in conventional substation the secondary cable continued to use for many years, due to electrical quantity sampling value in the Protection control system of territory, intelligent substation station and for transmitting real-time trip signal, connection latching logic, the transformer substation case towards general object (GOOSE) examining the information such as the same period is all transmitted by industrial ethernet switch, therefore, can the reliability of communication between the ruuning situation of network and the intelligent electronic device (IED) comprising territory, station protecting control device and real-time have become that territory Protection control system of standing runs the key of stable operation, reliability is carried out to territory, the station Protection control system formed with stand territory protecting control device and industrial ethernet switch and detects an urgent demand having become intelligent substation safe operation.
For above demand, need a kind of intelligent substation station territory Protection control system detection method and device, territory, station Protection control system is detected accordingly, provides effective technological means for debugging and operation maintenance personnel investigate fault.
Summary of the invention
The invention provides a kind of intelligent substation station territory Protection control system detection method and device; can detection system whether can correct operation under the minimum network traffic conditions of code requirement; and the maximum flow during stable operation of system energy; detect the reliability and stability of territory, intelligent substation station Protection control system all sidedly; for the planning and design of 110kV and territory, above intelligent substation station Protection control system, debugging transformation provide technical basis, be conducive to power grid security and produce and stable operation.
A kind of territory, intelligent substation station Protection control system pick-up unit, comprise transformer substation configuration file read module, transformer substation configuration file parsing module, network traffics injection module, network monitoring module, relay protection test module, territory, the station protecting control device that territory, described station Protection control system comprises industrial ethernet switch and is connected with industrial ethernet switch;
The substation configuration description file that described transformer substation configuration file read module is derived for reading intelligent substation integrated monitoring platform;
The substation configuration description file that described transformer substation configuration file parsing module reads for resolving transformer substation configuration file read module, allocation list that generation intelligent substation after the configuration data parsing in substation configuration description file is stood entirely;
Described network traffics injection module to be stood allocation list entirely for obtaining intelligent substation, the background traffic that network traffics and pressure test use is produced according to intelligent substation allocation list of entirely standing, and send it to network monitoring module, receive the flow control instruction of network monitoring mould, the described size according to flow control instruction adjustment network traffics injection module production background flow simultaneously;
Described network monitoring module to be stood allocation list entirely for obtaining intelligent substation, network traffics injection module background traffic information, the protection act result that the test traffic information of relay protection test module and territory, station protecting control device return, monitor the total flow by industrial ethernet switch, described network monitoring module is according to obtained each flow information, calculate corresponding discharge quantity and number percent shared in total flow and comprise packet loss, handling capacity, time delay, bandwidth availability ratio is in interior network quality parameters, network monitoring module judges the whether action of station territory protecting control device according to protection act result, and according to described protection act result transmitted traffic steering order to network traffics injection module,
Described relay protection test module to be stood allocation list entirely for obtaining intelligent substation; the test of protecting control function is carried out according to intelligent substation allocation list of entirely standing; the sampled value used for sending station territory protecting control device to test and GOOSE message; receive that institute's survey station territory protecting control device returns simultaneously protection act result, send to network monitoring module and carry out relay protection test institute and to transmit messages the protection act result that civilian flow information and slave station territory protecting control device receive.
Detection system as above, the input end of described transformer substation configuration file read module is connected with intelligent substation integrated monitoring platform by industrial ethernet switch, to obtain the substation configuration description file that intelligent substation integrated monitoring platform is derived.
Detection system as above; the output terminal of an input end transformer substation configuration file parsing module of described network traffics injection module is connected; entirely to stand allocation list to obtain intelligent substation; an output terminal is connected with territory, intelligent substation station protecting control device by industrial ethernet switch; to send the background traffic for carrying out network traffics and pressure test; an input/output terminal is connected with network monitoring module, so that background traffic information is sent to network monitoring module.
Detection system as above, the first input end of described network monitoring module is connected with the output terminal of described transformer substation configuration file parsing module, entirely to stand allocation list for obtaining intelligent substation, form the raw data of network monitoring, second input end is connected with industrial ethernet switch, for monitoring the total flow by industrial ethernet switch, first input/output terminal is connected with the input/output terminal of network traffics injection module, for obtaining network traffics injection module background traffic information, and to network traffics injection module transmitted traffic steering order, second input/output terminal and relay protection test model calling, for the protection act result that the test traffic information and territory, station protecting control device that obtain relay protection test module return.
Detection system as above; the first input end of described relay protection test module is connected with the output terminal of described transformer substation configuration file parsing module; entirely to stand allocation list to obtain intelligent substation; first input/output terminal is connected, to send test packet with territory, station protecting control device by industrial ethernet switch.
A kind of territory, intelligent substation station Protection control system detection method, application said system detects, and it is characterized in that: described method comprises the steps:
Step S11: transformer substation configuration file read module reads the substation configuration description file that transformer station's integrated monitoring platform is derived;
Step S12: transformer substation configuration file parsing module resolves described transformer substation configuration file, generates intelligent substation and entirely to stand allocation list send it to network traffics injection module 3, network monitoring module and relay protection test module;
Step S13: when network monitoring module record is tested, and flow percentage i when territory, station Protection control system normally works;
Step S14: network traffics injection module constructs corresponding background traffic message according to the total flow number percent t of test request, described background traffic message percentage k=t-i are also injected into the territory Protection control system that arrives at a station;
Step S15: various flow percentage and network quality parameters in network monitoring module monitoring network, the background traffic that net control flow injection module injects makes the total flow of monitoring in real time equal the total flow of test request;
Step S16: when the total flow of monitoring in real time meets test request, after time delay T=5s, network monitoring module instruction relay protection test module carries out the test of territory, station Protection control system;
Step S17: network monitoring module judges the whether action of station territory protecting control device according to protection act result, and then judges that whether it is by test,
Detection method as above; also comprise step S18: when territory Protection control system institute brake of standing is by test; territory, station Protection control system is given in relay protection test module dispensing device involution instruction; network monitoring module is according to the test request precision of setting simultaneously, according to the maximum network flow number percent of dichotomy acquisition station territory Protection control system energy action.
New Generation of Intelligent substation areas of transformer station Protection control system detection method provided by the invention and device; by territory Protection control system whether action of standing under automatically testing heterogeneous networks pressure; for debugging and operation maintenance personnel provide corresponding technological means, simultaneously also for 110kV and above New Generation of Intelligent substation planning design, commissioning test provides corresponding technical basis.
Accompanying drawing explanation
Fig. 1 is the structural representation of territory, intelligent substation station of the present invention Protection control system pick-up unit;
Fig. 2 is the schematic flow sheet of territory, intelligent substation station of the present invention Protection control system detection method.
In figure: 1-transformer substation configuration file read module; 2-transformer substation configuration file parsing module; 3-network traffics injection module; 4-network monitoring module; 5-relay protection test module; 6,8-industrial ethernet switch, 7-intelligent substation integrated monitoring platform, 9-territory protecting control device of standing.
Embodiment
Below in conjunction with the accompanying drawing in the present invention, the technical scheme in the present invention is clearly and completely described.
Figure 1 shows that the structural representation of territory, intelligent substation station of the present invention Protection control system pick-up unit; described intelligent substation station territory Protection control system detection method and device comprise transformer substation configuration file read module 1, transformer substation configuration file parsing module 2, network traffics injection module 3, network monitoring module 4, relay protection test module 5, territory, the station protecting control device 9 that territory, described station Protection control system comprises industrial ethernet switch 8 and is connected with industrial ethernet switch 8.
The input end of described transformer substation configuration file read module 1 is connected with intelligent substation integrated monitoring platform 7 by industrial ethernet switch 6, the substation configuration description file (Substation Configuration Discription, SCD) that described transformer substation configuration file read module 1 is derived for reading intelligent substation integrated monitoring platform 7;
The input end of described transformer substation configuration file parsing module 2 is connected with the output terminal of transformer substation configuration file read module 1, for resolving the substation configuration description file that transformer substation configuration file read module 1 reads, allocation list that generation intelligent substation after the configuration data parsing in substation configuration description file is stood entirely;
The background traffic that described network traffics injection module 3 uses for generation of network traffics and pressure test, its input end is connected with the output terminal of transformer substation configuration file parsing module 2, entirely to stand allocation list for obtaining intelligent substation, its output terminal is connected with territory, intelligent substation station protecting control device 9 by industrial ethernet switch 8, send the background traffic for carrying out network traffics and pressure test, background traffic information is sent to network monitoring module 4 by its another input/output terminal, receive the flow control instruction of network monitoring mould 4 simultaneously, the described size according to flow control instruction adjustment network traffics injection module 3 production background flow,
The first input end of described network monitoring module 4 is connected with the output terminal of described transformer substation configuration file parsing module 2, entirely to stand allocation list for obtaining intelligent substation, form the raw data of network monitoring, second input end is connected with industrial ethernet switch 8, for monitoring the total flow by industrial ethernet switch 8, first input/output terminal is connected with the input/output terminal of network traffics injection module 3, for obtaining network traffics injection module 3 background traffic information, and to network traffics injection module 3 transmitted traffic steering order, second input/output terminal is connected with relay protection test module 5, for the protection act result that the test traffic information and territory, station protecting control device 9 that obtain relay protection test module 5 return, described network monitoring module 4 is according to obtained each flow information, calculate corresponding discharge quantity and number percent shared in total flow and comprise packet loss, handling capacity, time delay, bandwidth availability ratio is in interior network quality parameters, and according to described protection act result transmitted traffic steering order to network traffics injection module 3 to adjust the size of network traffics injection module 3 production background flow,
The first input end of described relay protection test module 5 is connected with the output terminal of described transformer substation configuration file parsing module 2, entirely to stand allocation list for obtaining intelligent substation, the test of protecting control function is carried out according to intelligent substation allocation list of entirely standing, first input/output terminal is connected with territory, station protecting control device 9 by industrial ethernet switch 8, sampled value (SV) used and GOOSE message is tested for sending station territory protecting control device 7, receive that institute's survey station territory protecting control device 7 returns simultaneously protection act result, an output terminal is connected with network monitoring module 4, for send carry out relay protection test the flow information of literary composition of transmitting messages and the protection act result that receives of slave station territory protecting control device 9, network monitoring module 4 judges station territory protecting control device 9 whether action according to protection act result.
Fig. 2 is the schematic flow sheet of territory, intelligent substation station of the present invention Protection control system detection method, and shown in its application drawing 1, pick-up unit carries out, and described method comprises the steps:
Step S11: read transformer substation configuration file, the concrete substation configuration description file being read transformer station's integrated monitoring platform 7 derivation by transformer substation configuration file read module 2;
Step S12: transformer substation configuration file parsing module 2 resolves the transformer substation configuration file that transformer substation configuration file read module 2 reads, generates intelligent substation and entirely to stand allocation list send it to network traffics injection module 3, network monitoring module 4 and relay protection test module 5;
Step S13: when network monitoring module 4 records and tests, and flow percentage i when territory, station Protection control system normally works;
Step S14: network traffics injection module 3 constructs corresponding background traffic message (k=t-i) according to the total flow number percent t (general value 50%) of test request and is injected into the territory Protection control system that arrives at a station; concrete, by industrial ethernet switch 8, background traffic message input station territory protecting control device 9 is tested.
Step S15: various flow percentage and network quality parameters in network monitoring module 4 monitoring network, the background traffic that net control flow injection module 3 injects makes the total flow of monitoring in real time equal the total flow of test request, concrete, by network monitoring module 4, territory, station Protection control system network traffics are monitored in real time, if the total flow r of monitoring is in real time greater than t, then reduce the transmitted traffic of network traffics injection module 3, if the total flow of monitoring is in real time less than t, then increase the transmitted traffic of network traffics injection module 3, the flow value of each adjustment be Δ=| r-t|, flow total value is made to meet dependence test requirement, namely the total flow of monitoring is in real time that t is equal with the total flow occupancy of test request.
Step S16: when the total flow of monitoring in real time meets test request, after time delay T=5s, network monitoring module 4 instruction relay protection test module 5 carries out the test of territory, station Protection control system; Concrete; described relay protection test module 5 is used for sending station territory protecting control device 7 by the first input/output terminal and tests sampled value (SV) used and GOOSE message, receive that institute's survey station territory protecting control device 7 returns simultaneously protection act result.
Step S17: network monitoring module 4 judges station territory protecting control device 9 whether action according to protection act result, and then judges that whether it is by test.Concrete, if station territory protecting control device 9 action, judge by test, if territory, fruit station protecting control device 9 is failure to actuate, illustrates territory, station Protection control system fail to meet minimum flow under action message condition, be judged as not by testing.
Step S18: when territory Protection control system institute brake of standing is by test; territory, station Protection control system is given in relay protection test module 5 dispensing device involution instruction; network monitoring module 4 according to setting test request precision, according to the maximum network flow number percent of dichotomy acquisition station territory Protection control system energy action.Concrete, the total flow number percent of test request precision suppose setting to be ε, t be test request,
f
mininitial value is 50%, F
maxinitial value is 100%, While (precision of t is greater than ε), and ε is the precision of test request
{
Inject t flow;
If (territory protecting control device action of standing) F
min=t
elseF
max＝t
}
Quit a program when territory protecting control device of standing is failure to actuate, the t value now recorded is the maximum network flow number percent of station territory Protection control system energy action.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly belongs to those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (7)
1. territory, intelligent substation station Protection control system pick-up unit, it is characterized in that: comprise transformer substation configuration file read module (1), transformer substation configuration file parsing module (2), network traffics injection module (3), network monitoring module (4), relay protection test module (5), the territory, station protecting control device (9) that territory, described station Protection control system comprises industrial ethernet switch (8) and is connected with industrial ethernet switch (8);
The substation configuration description file that described transformer substation configuration file read module (1) is derived for reading intelligent substation integrated monitoring platform 7;
The substation configuration description file that described transformer substation configuration file parsing module (2) is read for resolving transformer substation configuration file read module (1), allocation list that generation intelligent substation after the configuration data parsing in substation configuration description file is stood entirely;
Described network traffics injection module (3) to be stood allocation list entirely for obtaining intelligent substation, the background traffic that network traffics and pressure test use is produced according to intelligent substation allocation list of entirely standing, and send it to network monitoring module (4), receive the flow control instruction of network monitoring mould (4), the described size according to flow control instruction adjustment network traffics injection module (3) production background flow simultaneously;
Described network monitoring module (4) to be stood allocation list entirely for obtaining intelligent substation, network traffics injection module (3) background traffic information, the protection act result that the test traffic information of relay protection test module (5) and territory protecting control device, station (9) return, monitor the total flow by industrial ethernet switch (8), described network monitoring module (4) is according to obtained each flow information, calculate corresponding discharge quantity and number percent shared in total flow and comprise packet loss, handling capacity, time delay, bandwidth availability ratio is in interior network quality parameters, network monitoring module 4 judges territory protecting control device, station (9) whether action according to protection act result, and according to described protection act result transmitted traffic steering order to network traffics injection module (3),
Described relay protection test module (5) to be stood allocation list entirely for obtaining intelligent substation; the test of protecting control function is carried out according to intelligent substation allocation list of entirely standing; sampled value used and GOOSE message is tested for sending station territory protecting control device (7); receive that institute's survey station territory protecting control device (7) returns simultaneously protection act result, send to network monitoring module (4) and carry out relay protection test institute and to transmit messages the protection act result that civilian flow information and slave station territory protecting control device (9) receive.
2. territory, intelligent substation station according to claim 1 Protection control system pick-up unit; it is characterized in that: the input end of described transformer substation configuration file read module (1) is connected with intelligent substation integrated monitoring platform (7) by industrial ethernet switch (6), to obtain the substation configuration description file that intelligent substation integrated monitoring platform (7) is derived.
3. territory, intelligent substation station according to claim 1 Protection control system pick-up unit, it is characterized in that: the output terminal of an input end transformer substation configuration file parsing module (2) of described network traffics injection module (3) is connected, entirely to stand allocation list to obtain intelligent substation, an output terminal is connected with territory, intelligent substation station protecting control device (9) by industrial ethernet switch (8), to send the background traffic for carrying out network traffics and pressure test, an input/output terminal is connected with network monitoring module (4), so that background traffic information is sent to network monitoring module (4).
4. territory, intelligent substation station as claimed in claim 1 Protection control system pick-up unit, it is characterized in that: the first input end of described network monitoring module (4) is connected with the output terminal of described transformer substation configuration file parsing module (2), entirely to stand allocation list for obtaining intelligent substation, form the raw data of network monitoring, second input end is connected with industrial ethernet switch (8), for monitoring the total flow by industrial ethernet switch (8), first input/output terminal is connected with the input/output terminal of network traffics injection module (3), for obtaining network traffics injection module (3) background traffic information, and to network traffics injection module (3) transmitted traffic steering order, second input/output terminal is connected with relay protection test module (5), for the protection act result that the test traffic information and territory protecting control device, station (9) that obtain relay protection test module (5) return.
5. territory, intelligent substation station as claimed in claim 1 Protection control system pick-up unit; it is characterized in that: the first input end of described relay protection test module (5) is connected with the output terminal of described transformer substation configuration file parsing module (2); entirely to stand allocation list to obtain intelligent substation; first input/output terminal is connected, to send test packet with territory protecting control device, station (9) by industrial ethernet switch (8).
6. territory, an intelligent substation station Protection control system detection method, application rights requires that described in any one of 1-5, system detects, and is characterized in that: described method comprises the steps:
Step S11: transformer substation configuration file read module (2) reads the substation configuration description file that transformer station's integrated monitoring platform (7) derives;
Step S12: transformer substation configuration file parsing module (2) resolves described transformer substation configuration file, generates intelligent substation and entirely to stand allocation list send it to network traffics injection module 3, network monitoring module (4) and relay protection test module (5);
Step S13: when network monitoring module (4) record is tested, and flow percentage i when territory, station Protection control system normally works;
Step S14: network traffics injection module (3) constructs corresponding background traffic message according to the total flow number percent t of test request, described background traffic message percentage k=t-i are also injected into the territory Protection control system that arrives at a station;
Step S15: various flow percentage and network quality parameters in network monitoring module (4) monitoring network, the background traffic that net control flow injection module (3) injects makes the total flow of monitoring in real time equal the total flow of test request;
Step S16: when the total flow of monitoring in real time meets test request, after time delay T=5s, network monitoring module (4) instruction relay protection test module (5) carries out the test of territory, station Protection control system;
Step S17: network monitoring module (4) judges territory protecting control device, station (9) whether action according to protection act result, and then judge that whether it is by test.
7. territory, intelligent substation station as claimed in claim 6 Protection control system detection method, characterized by further comprising step:
Step S18: when territory Protection control system institute brake of standing is by test; territory, station Protection control system is given in relay protection test module (5) dispensing device involution instruction; network monitoring module (4) is according to the test request precision of setting simultaneously, according to the maximum network flow number percent of dichotomy acquisition station territory Protection control system energy action.
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| CN105812186A (en) * | 2016-03-24 | 2016-07-27 | 国网江西省电力公司检修分公司 | Intelligent substation signal generating device fusing network traffic and grid service data |
| CN105827613A (en) * | 2016-04-14 | 2016-08-03 | 广东电网有限责任公司电力科学研究院 | Test method and system for information security of transformer substation industrial control equipment |
| CN111464382A (en) * | 2020-03-27 | 2020-07-28 | 中国建设银行股份有限公司 | Intelligent pressure distribution testing method and device for service system |
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